/* Mapbox GL JS is licensed under the 3-Clause BSD License. Full text of license: https://github.com/mapbox/mapbox-gl-js/blob/v0.48.0/LICENSE.txt */
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.mapboxgl = factory());
}(this, (function () { 'use strict';

/* eslint-disable */

var shared, worker, mapboxgl;
// define gets called three times: one for each chunk. we rely on the order
// they're imported to know which is which
function define(_, chunk) {
if (!shared) {
    shared = chunk;
} else if (!worker) {
    worker = chunk;
} else {
    var workerBundleString = 'var sharedChunk = {}; (' + shared + ')(sharedChunk); (' + worker + ')(sharedChunk);'

    var sharedChunk = {};
    shared(sharedChunk);
    mapboxgl = chunk(sharedChunk);
    mapboxgl.workerUrl = window.URL.createObjectURL(new Blob([workerBundleString], { type: 'text/javascript' }));
}
}


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t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getLayoutProperty=function(t){return "visibility"===t?this.visibility:this._unevaluatedLayout.getValue(t)},e.prototype.setLayoutProperty=function(t,e,r){if(null!=e){var n="layers."+this.id+".layout."+t;if(this._validate(xr,n,t,e,r))return}"visibility"!==t?this._unevaluatedLayout.setValue(t,e):this.visibility="none"===e?e:"visible";},e.prototype.getPaintProperty=function(t){return d(t,"-transition")?this._transitionablePaint.getTransition(t.slice(0,-"-transition".length)):this._transitionablePaint.getValue(t)},e.prototype.setPaintProperty=function(t,e,r){if(null!=e){var n="layers."+this.id+".paint."+t;if(this._validate(gr,n,t,e,r))return !1}if(d(t,"-transition"))return this._transitionablePaint.setTransition(t.slice(0,-"-transition".length),e||void 0),!1;var i=this._transitionablePaint._values[t].value.isDataDriven();this._transitionablePaint.setValue(t,e);var a=this._transitionablePaint._values[t].value.isDataDriven();return this._handleSpecialPaintPropertyUpdate(t),a||i},e.prototype._handleSpecialPaintPropertyUpdate=function(t){},e.prototype.isHidden=function(t){return !!(this.minzoom&&t<this.minzoom)||(!!(this.maxzoom&&t>=this.maxzoom)||"none"===this.visibility)},e.prototype.updateTransitions=function(t){this._transitioningPaint=this._transitionablePaint.transitioned(t,this._transitioningPaint);},e.prototype.hasTransition=function(){return this._transitioningPaint.hasTransition()},e.prototype.recalculate=function(t){this._unevaluatedLayout&&(this.layout=this._unevaluatedLayout.possiblyEvaluate(t)),this.paint=this._transitioningPaint.possiblyEvaluate(t);},e.prototype.serialize=function(){var t={id:this.id,type:this.type,source:this.source,"source-layer":this.sourceLayer,metadata:this.metadata,minzoom:this.minzoom,maxzoom:this.maxzoom,filter:this.filter,layout:this._unevaluatedLayout&&this._unevaluatedLayout.serialize(),paint:this._transitionablePaint&&this._transitionablePaint.serialize()};return "none"===this.visibility&&(t.layout=t.layout||{},t.layout.visibility="none"),v(t,function(t,e){return !(void 0===t||"layout"===e&&!Object.keys(t).length||"paint"===e&&!Object.keys(t).length)})},e.prototype._validate=function(t,e,r,n,i){return (!i||!1!==i.validate)&&br(this,t.call(mr,{key:e,layerType:this.type,objectKey:r,value:n,styleSpec:O,style:{glyphs:!0,sprite:!0}}))},e.prototype.hasOffscreenPass=function(){return !1},e.prototype.resize=function(){},e.prototype.isStateDependent=function(){for(var t in this.paint._values){var e=this.paint.get(t);if(e instanceof Yr&&ne(e.property.specification)&&(("source"===e.value.kind||"composite"===e.value.kind)&&e.value.isStateDependent))return !0}return !1},e}(L),an={Int8:Int8Array,Uint8:Uint8Array,Int16:Int16Array,Uint16:Uint16Array,Int32:Int32Array,Uint32:Uint32Array,Float32:Float32Array},on=function(t,e){this._structArray=t,this._pos1=e*this.size,this._pos2=this._pos1/2,this._pos4=this._pos1/4,this._pos8=this._pos1/8;},sn=function(){this.isTransferred=!1,this.capacity=-1,this.resize(0);};function un(t,e){void 0===e&&(e=1);var r=0,n=0;return {members:t.map(function(t){var i,a=(i=t.type,an[i].BYTES_PER_ELEMENT),o=r=ln(r,Math.max(e,a)),s=t.components||1;return n=Math.max(n,a),r+=a*s,{name:t.name,type:t.type,components:s,offset:o}}),size:ln(r,Math.max(n,e)),alignment:e}}function ln(t,e){return Math.ceil(t/e)*e}sn.serialize=function(t,e){return t._trim(),e&&(t.isTransferred=!0,e.push(t.arrayBuffer)),{length:t.length,arrayBuffer:t.arrayBuffer}},sn.deserialize=function(t){var e=Object.create(this.prototype);return e.arrayBuffer=t.arrayBuffer,e.length=t.length,e.capacity=t.arrayBuffer.byteLength/e.bytesPerElement,e._refreshViews(),e},sn.prototype._trim=function(){this.length!==this.capacity&&(this.capacity=this.length,this.arrayBuffer=this.arrayBuffer.slice(0,this.length*this.bytesPerElement),this._refreshViews());},sn.prototype.clear=function(){this.length=0;},sn.prototype.resize=function(t){this.reserve(t),this.length=t;},sn.prototype.reserve=function(t){if(t>this.capacity){this.capacity=Math.max(t,Math.floor(5*this.capacity),128),this.arrayBuffer=new ArrayBuffer(this.capacity*this.bytesPerElement);var e=this.uint8;this._refreshViews(),e&&this.uint8.set(e);}},sn.prototype._refreshViews=function(){throw new Error("_refreshViews() must be implemented by each concrete StructArray layout")};var pn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e){var r=this.length;this.resize(r+1);var n=2*r;return this.int16[n+0]=t,this.int16[n+1]=e,r},e.prototype.emplace=function(t,e,r){var n=2*t;return this.int16[n+0]=e,this.int16[n+1]=r,t},e}(sn);pn.prototype.bytesPerElement=4,zr("StructArrayLayout2i4",pn);var hn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n){var i=this.length;this.resize(i+1);var a=4*i;return this.int16[a+0]=t,this.int16[a+1]=e,this.int16[a+2]=r,this.int16[a+3]=n,i},e.prototype.emplace=function(t,e,r,n,i){var a=4*t;return this.int16[a+0]=e,this.int16[a+1]=r,this.int16[a+2]=n,this.int16[a+3]=i,t},e}(sn);hn.prototype.bytesPerElement=8,zr("StructArrayLayout4i8",hn);var cn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a){var o=this.length;this.resize(o+1);var s=6*o;return this.int16[s+0]=t,this.int16[s+1]=e,this.int16[s+2]=r,this.int16[s+3]=n,this.int16[s+4]=i,this.int16[s+5]=a,o},e.prototype.emplace=function(t,e,r,n,i,a,o){var s=6*t;return this.int16[s+0]=e,this.int16[s+1]=r,this.int16[s+2]=n,this.int16[s+3]=i,this.int16[s+4]=a,this.int16[s+5]=o,t},e}(sn);cn.prototype.bytesPerElement=12,zr("StructArrayLayout2i4i12",cn);var fn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a,o,s){var u=this.length;this.resize(u+1);var l=6*u,p=12*u;return this.int16[l+0]=t,this.int16[l+1]=e,this.int16[l+2]=r,this.int16[l+3]=n,this.uint8[p+8]=i,this.uint8[p+9]=a,this.uint8[p+10]=o,this.uint8[p+11]=s,u},e.prototype.emplace=function(t,e,r,n,i,a,o,s,u){var l=6*t,p=12*t;return this.int16[l+0]=e,this.int16[l+1]=r,this.int16[l+2]=n,this.int16[l+3]=i,this.uint8[p+8]=a,this.uint8[p+9]=o,this.uint8[p+10]=s,this.uint8[p+11]=u,t},e}(sn);fn.prototype.bytesPerElement=12,zr("StructArrayLayout4i4ub12",fn);var yn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a,o,s){var u=this.length;this.resize(u+1);var l=8*u;return this.int16[l+0]=t,this.int16[l+1]=e,this.int16[l+2]=r,this.int16[l+3]=n,this.uint16[l+4]=i,this.uint16[l+5]=a,this.uint16[l+6]=o,this.uint16[l+7]=s,u},e.prototype.emplace=function(t,e,r,n,i,a,o,s,u){var l=8*t;return this.int16[l+0]=e,this.int16[l+1]=r,this.int16[l+2]=n,this.int16[l+3]=i,this.uint16[l+4]=a,this.uint16[l+5]=o,this.uint16[l+6]=s,this.uint16[l+7]=u,t},e}(sn);yn.prototype.bytesPerElement=16,zr("StructArrayLayout4i4ui16",yn);var dn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r){var n=this.length;this.resize(n+1);var i=3*n;return this.float32[i+0]=t,this.float32[i+1]=e,this.float32[i+2]=r,n},e.prototype.emplace=function(t,e,r,n){var i=3*t;return this.float32[i+0]=e,this.float32[i+1]=r,this.float32[i+2]=n,t},e}(sn);dn.prototype.bytesPerElement=12,zr("StructArrayLayout3f12",dn);var mn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t){var e=this.length;this.resize(e+1);var r=1*e;return this.uint32[r+0]=t,e},e.prototype.emplace=function(t,e){var r=1*t;return this.uint32[r+0]=e,t},e}(sn);mn.prototype.bytesPerElement=4,zr("StructArrayLayout1ul4",mn);var vn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a,o,s,u,l,p){var h=this.length;this.resize(h+1);var c=12*h,f=6*h;return this.int16[c+0]=t,this.int16[c+1]=e,this.int16[c+2]=r,this.int16[c+3]=n,this.int16[c+4]=i,this.int16[c+5]=a,this.uint32[f+3]=o,this.uint16[c+8]=s,this.uint16[c+9]=u,this.int16[c+10]=l,this.int16[c+11]=p,h},e.prototype.emplace=function(t,e,r,n,i,a,o,s,u,l,p,h){var c=12*t,f=6*t;return this.int16[c+0]=e,this.int16[c+1]=r,this.int16[c+2]=n,this.int16[c+3]=i,this.int16[c+4]=a,this.int16[c+5]=o,this.uint32[f+3]=s,this.uint16[c+8]=u,this.uint16[c+9]=l,this.int16[c+10]=p,this.int16[c+11]=h,t},e}(sn);vn.prototype.bytesPerElement=24,zr("StructArrayLayout6i1ul2ui2i24",vn);var gn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a){var o=this.length;this.resize(o+1);var s=6*o;return this.int16[s+0]=t,this.int16[s+1]=e,this.int16[s+2]=r,this.int16[s+3]=n,this.int16[s+4]=i,this.int16[s+5]=a,o},e.prototype.emplace=function(t,e,r,n,i,a,o){var s=6*t;return this.int16[s+0]=e,this.int16[s+1]=r,this.int16[s+2]=n,this.int16[s+3]=i,this.int16[s+4]=a,this.int16[s+5]=o,t},e}(sn);gn.prototype.bytesPerElement=12,zr("StructArrayLayout2i2i2i12",gn);var xn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e){var r=this.length;this.resize(r+1);var n=4*r;return this.uint8[n+0]=t,this.uint8[n+1]=e,r},e.prototype.emplace=function(t,e,r){var n=4*t;return this.uint8[n+0]=e,this.uint8[n+1]=r,t},e}(sn);xn.prototype.bytesPerElement=4,zr("StructArrayLayout2ub4",xn);var bn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n,i,a,o,s,u,l,p,h,c,f){var y=this.length;this.resize(y+1);var d=20*y,m=10*y,v=40*y;return this.int16[d+0]=t,this.int16[d+1]=e,this.uint16[d+2]=r,this.uint16[d+3]=n,this.uint32[m+2]=i,this.uint32[m+3]=a,this.uint32[m+4]=o,this.uint16[d+10]=s,this.uint16[d+11]=u,this.uint16[d+12]=l,this.float32[m+7]=p,this.float32[m+8]=h,this.uint8[v+36]=c,this.uint8[v+37]=f,y},e.prototype.emplace=function(t,e,r,n,i,a,o,s,u,l,p,h,c,f,y){var d=20*t,m=10*t,v=40*t;return this.int16[d+0]=e,this.int16[d+1]=r,this.uint16[d+2]=n,this.uint16[d+3]=i,this.uint32[m+2]=a,this.uint32[m+3]=o,this.uint32[m+4]=s,this.uint16[d+10]=u,this.uint16[d+11]=l,this.uint16[d+12]=p,this.float32[m+7]=h,this.float32[m+8]=c,this.uint8[v+36]=f,this.uint8[v+37]=y,t},e}(sn);bn.prototype.bytesPerElement=40,zr("StructArrayLayout2i2ui3ul3ui2f2ub40",bn);var wn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t){var e=this.length;this.resize(e+1);var r=1*e;return this.float32[r+0]=t,e},e.prototype.emplace=function(t,e){var r=1*t;return this.float32[r+0]=e,t},e}(sn);wn.prototype.bytesPerElement=4,zr("StructArrayLayout1f4",wn);var _n=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.int16=new Int16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r){var n=this.length;this.resize(n+1);var i=3*n;return this.int16[i+0]=t,this.int16[i+1]=e,this.int16[i+2]=r,n},e.prototype.emplace=function(t,e,r,n){var i=3*t;return this.int16[i+0]=e,this.int16[i+1]=r,this.int16[i+2]=n,t},e}(sn);_n.prototype.bytesPerElement=6,zr("StructArrayLayout3i6",_n);var An=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint32=new Uint32Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r){var n=this.length;this.resize(n+1);var i=2*n,a=4*n;return this.uint32[i+0]=t,this.uint16[a+2]=e,this.uint16[a+3]=r,n},e.prototype.emplace=function(t,e,r,n){var i=2*t,a=4*t;return this.uint32[i+0]=e,this.uint16[a+2]=r,this.uint16[a+3]=n,t},e}(sn);An.prototype.bytesPerElement=8,zr("StructArrayLayout1ul2ui8",An);var kn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r){var n=this.length;this.resize(n+1);var i=3*n;return this.uint16[i+0]=t,this.uint16[i+1]=e,this.uint16[i+2]=r,n},e.prototype.emplace=function(t,e,r,n){var i=3*t;return this.uint16[i+0]=e,this.uint16[i+1]=r,this.uint16[i+2]=n,t},e}(sn);kn.prototype.bytesPerElement=6,zr("StructArrayLayout3ui6",kn);var Sn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.uint16=new Uint16Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e){var r=this.length;this.resize(r+1);var n=2*r;return this.uint16[n+0]=t,this.uint16[n+1]=e,r},e.prototype.emplace=function(t,e,r){var n=2*t;return this.uint16[n+0]=e,this.uint16[n+1]=r,t},e}(sn);Sn.prototype.bytesPerElement=4,zr("StructArrayLayout2ui4",Sn);var zn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e){var r=this.length;this.resize(r+1);var n=2*r;return this.float32[n+0]=t,this.float32[n+1]=e,r},e.prototype.emplace=function(t,e,r){var n=2*t;return this.float32[n+0]=e,this.float32[n+1]=r,t},e}(sn);zn.prototype.bytesPerElement=8,zr("StructArrayLayout2f8",zn);var Mn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._refreshViews=function(){this.uint8=new Uint8Array(this.arrayBuffer),this.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n){var i=this.length;this.resize(i+1);var a=4*i;return this.float32[a+0]=t,this.float32[a+1]=e,this.float32[a+2]=r,this.float32[a+3]=n,i},e.prototype.emplace=function(t,e,r,n,i){var a=4*t;return this.float32[a+0]=e,this.float32[a+1]=r,this.float32[a+2]=n,this.float32[a+3]=i,t},e}(sn);Mn.prototype.bytesPerElement=16,zr("StructArrayLayout4f16",Mn);var Bn=function(t){function e(){t.apply(this,arguments);}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={anchorPointX:{configurable:!0},anchorPointY:{configurable:!0},x1:{configurable:!0},y1:{configurable:!0},x2:{configurable:!0},y2:{configurable:!0},featureIndex:{configurable:!0},sourceLayerIndex:{configurable:!0},bucketIndex:{configurable:!0},radius:{configurable:!0},signedDistanceFromAnchor:{configurable:!0},anchorPoint:{configurable:!0}};return r.anchorPointX.get=function(){return this._structArray.int16[this._pos2+0]},r.anchorPointX.set=function(t){this._structArray.int16[this._pos2+0]=t;},r.anchorPointY.get=function(){return this._structArray.int16[this._pos2+1]},r.anchorPointY.set=function(t){this._structArray.int16[this._pos2+1]=t;},r.x1.get=function(){return this._structArray.int16[this._pos2+2]},r.x1.set=function(t){this._structArray.int16[this._pos2+2]=t;},r.y1.get=function(){return this._structArray.int16[this._pos2+3]},r.y1.set=function(t){this._structArray.int16[this._pos2+3]=t;},r.x2.get=function(){return this._structArray.int16[this._pos2+4]},r.x2.set=function(t){this._structArray.int16[this._pos2+4]=t;},r.y2.get=function(){return this._structArray.int16[this._pos2+5]},r.y2.set=function(t){this._structArray.int16[this._pos2+5]=t;},r.featureIndex.get=function(){return this._structArray.uint32[this._pos4+3]},r.featureIndex.set=function(t){this._structArray.uint32[this._pos4+3]=t;},r.sourceLayerIndex.get=function(){return this._structArray.uint16[this._pos2+8]},r.sourceLayerIndex.set=function(t){this._structArray.uint16[this._pos2+8]=t;},r.bucketIndex.get=function(){return this._structArray.uint16[this._pos2+9]},r.bucketIndex.set=function(t){this._structArray.uint16[this._pos2+9]=t;},r.radius.get=function(){return this._structArray.int16[this._pos2+10]},r.radius.set=function(t){this._structArray.int16[this._pos2+10]=t;},r.signedDistanceFromAnchor.get=function(){return this._structArray.int16[this._pos2+11]},r.signedDistanceFromAnchor.set=function(t){this._structArray.int16[this._pos2+11]=t;},r.anchorPoint.get=function(){return new a(this.anchorPointX,this.anchorPointY)},Object.defineProperties(e.prototype,r),e}(on);Bn.prototype.size=24;var In=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.get=function(t){return new Bn(this,t)},e}(vn);zr("CollisionBoxArray",In);var Vn=function(t){function e(){t.apply(this,arguments);}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={anchorX:{configurable:!0},anchorY:{configurable:!0},glyphStartIndex:{configurable:!0},numGlyphs:{configurable:!0},vertexStartIndex:{configurable:!0},lineStartIndex:{configurable:!0},lineLength:{configurable:!0},segment:{configurable:!0},lowerSize:{configurable:!0},upperSize:{configurable:!0},lineOffsetX:{configurable:!0},lineOffsetY:{configurable:!0},writingMode:{configurable:!0},hidden:{configurable:!0}};return r.anchorX.get=function(){return this._structArray.int16[this._pos2+0]},r.anchorX.set=function(t){this._structArray.int16[this._pos2+0]=t;},r.anchorY.get=function(){return this._structArray.int16[this._pos2+1]},r.anchorY.set=function(t){this._structArray.int16[this._pos2+1]=t;},r.glyphStartIndex.get=function(){return this._structArray.uint16[this._pos2+2]},r.glyphStartIndex.set=function(t){this._structArray.uint16[this._pos2+2]=t;},r.numGlyphs.get=function(){return this._structArray.uint16[this._pos2+3]},r.numGlyphs.set=function(t){this._structArray.uint16[this._pos2+3]=t;},r.vertexStartIndex.get=function(){return this._structArray.uint32[this._pos4+2]},r.vertexStartIndex.set=function(t){this._structArray.uint32[this._pos4+2]=t;},r.lineStartIndex.get=function(){return this._structArray.uint32[this._pos4+3]},r.lineStartIndex.set=function(t){this._structArray.uint32[this._pos4+3]=t;},r.lineLength.get=function(){return this._structArray.uint32[this._pos4+4]},r.lineLength.set=function(t){this._structArray.uint32[this._pos4+4]=t;},r.segment.get=function(){return this._structArray.uint16[this._pos2+10]},r.segment.set=function(t){this._structArray.uint16[this._pos2+10]=t;},r.lowerSize.get=function(){return this._structArray.uint16[this._pos2+11]},r.lowerSize.set=function(t){this._structArray.uint16[this._pos2+11]=t;},r.upperSize.get=function(){return this._structArray.uint16[this._pos2+12]},r.upperSize.set=function(t){this._structArray.uint16[this._pos2+12]=t;},r.lineOffsetX.get=function(){return this._structArray.float32[this._pos4+7]},r.lineOffsetX.set=function(t){this._structArray.float32[this._pos4+7]=t;},r.lineOffsetY.get=function(){return this._structArray.float32[this._pos4+8]},r.lineOffsetY.set=function(t){this._structArray.float32[this._pos4+8]=t;},r.writingMode.get=function(){return this._structArray.uint8[this._pos1+36]},r.writingMode.set=function(t){this._structArray.uint8[this._pos1+36]=t;},r.hidden.get=function(){return this._structArray.uint8[this._pos1+37]},r.hidden.set=function(t){this._structArray.uint8[this._pos1+37]=t;},Object.defineProperties(e.prototype,r),e}(on);Vn.prototype.size=40;var Cn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.get=function(t){return new Vn(this,t)},e}(bn);zr("PlacedSymbolArray",Cn);var Tn=function(t){function e(){t.apply(this,arguments);}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={offsetX:{configurable:!0}};return r.offsetX.get=function(){return this._structArray.float32[this._pos4+0]},r.offsetX.set=function(t){this._structArray.float32[this._pos4+0]=t;},Object.defineProperties(e.prototype,r),e}(on);Tn.prototype.size=4;var En=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getoffsetX=function(t){return this.float32[1*t+0]},e.prototype.get=function(t){return new Tn(this,t)},e}(wn);zr("GlyphOffsetArray",En);var Pn=function(t){function e(){t.apply(this,arguments);}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={x:{configurable:!0},y:{configurable:!0},tileUnitDistanceFromAnchor:{configurable:!0}};return r.x.get=function(){return this._structArray.int16[this._pos2+0]},r.x.set=function(t){this._structArray.int16[this._pos2+0]=t;},r.y.get=function(){return this._structArray.int16[this._pos2+1]},r.y.set=function(t){this._structArray.int16[this._pos2+1]=t;},r.tileUnitDistanceFromAnchor.get=function(){return this._structArray.int16[this._pos2+2]},r.tileUnitDistanceFromAnchor.set=function(t){this._structArray.int16[this._pos2+2]=t;},Object.defineProperties(e.prototype,r),e}(on);Pn.prototype.size=6;var Fn=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.getx=function(t){return this.int16[3*t+0]},e.prototype.gety=function(t){return this.int16[3*t+1]},e.prototype.gettileUnitDistanceFromAnchor=function(t){return this.int16[3*t+2]},e.prototype.get=function(t){return new Pn(this,t)},e}(_n);zr("SymbolLineVertexArray",Fn);var Ln=function(t){function e(){t.apply(this,arguments);}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var r={featureIndex:{configurable:!0},sourceLayerIndex:{configurable:!0},bucketIndex:{configurable:!0}};return r.featureIndex.get=function(){return this._structArray.uint32[this._pos4+0]},r.featureIndex.set=function(t){this._structArray.uint32[this._pos4+0]=t;},r.sourceLayerIndex.get=function(){return this._structArray.uint16[this._pos2+2]},r.sourceLayerIndex.set=function(t){this._structArray.uint16[this._pos2+2]=t;},r.bucketIndex.get=function(){return this._structArray.uint16[this._pos2+3]},r.bucketIndex.set=function(t){this._structArray.uint16[this._pos2+3]=t;},Object.defineProperties(e.prototype,r),e}(on);Ln.prototype.size=8;var On=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.get=function(t){return new Ln(this,t)},e}(An);zr("FeatureIndexArray",On);var Dn=un([{name:"a_pos",components:2,type:"Int16"}],4),qn=Dn.members,jn=(Dn.size,Dn.alignment,function(t){void 0===t&&(t=[]),this.segments=t;});jn.prototype.prepareSegment=function(t,e,r){var n=this.segments[this.segments.length-1];return t>jn.MAX_VERTEX_ARRAY_LENGTH&&b("Max vertices per segment is "+jn.MAX_VERTEX_ARRAY_LENGTH+": bucket requested "+t),(!n||n.vertexLength+t>jn.MAX_VERTEX_ARRAY_LENGTH)&&(n={vertexOffset:e.length,primitiveOffset:r.length,vertexLength:0,primitiveLength:0},this.segments.push(n)),n},jn.prototype.get=function(){return this.segments},jn.prototype.destroy=function(){for(var t=0,e=this.segments;t<e.length;t+=1){var r=e[t];for(var n in r.vaos)r.vaos[n].destroy();}},jn.MAX_VERTEX_ARRAY_LENGTH=Math.pow(2,16)-1,zr("SegmentVector",jn);var Un=function(t,e){return 256*(t=p(Math.floor(t),0,255))+(e=p(Math.floor(e),0,255))};function Rn(t){return [Un(255*t.r,255*t.g),Un(255*t.b,255*t.a)]}var Nn=function(t,e,r){this.value=t,this.name=e,this.type=r,this.statistics={max:-1/0};};Nn.prototype.defines=function(){return ["#define HAS_UNIFORM_u_"+this.name]},Nn.prototype.populatePaintArray=function(){},Nn.prototype.updatePaintArray=function(){},Nn.prototype.upload=function(){},Nn.prototype.destroy=function(){},Nn.prototype.setUniforms=function(t,e,r,n){var i=n.constantOr(this.value),a=t.gl;"color"===this.type?a.uniform4f(e.uniforms["u_"+this.name],i.r,i.g,i.b,i.a):a.uniform1f(e.uniforms["u_"+this.name],i);};var Zn=function(t,e,r){this.expression=t,this.name=e,this.type=r,this.statistics={max:-1/0};var n="color"===r?zn:wn;this.paintVertexAttributes=[{name:"a_"+e,type:"Float32",components:"color"===r?2:1,offset:0}],this.paintVertexArray=new n;};Zn.prototype.defines=function(){return []},Zn.prototype.populatePaintArray=function(t,e){var r=this.paintVertexArray,n=r.length;r.reserve(t);var i=this.expression.evaluate(new Nr(0),e,{});if("color"===this.type)for(var a=Rn(i),o=n;o<t;o++)r.emplaceBack(a[0],a[1]);else{for(var s=n;s<t;s++)r.emplaceBack(i);this.statistics.max=Math.max(this.statistics.max,i);}},Zn.prototype.updatePaintArray=function(t,e,r,n){var i=this.paintVertexArray,a=this.expression.evaluate({zoom:0},r,n);if("color"===this.type)for(var o=Rn(a),s=t;s<e;s++)i.emplace(s,o[0],o[1]);else{for(var u=t;u<e;u++)i.emplace(u,a);this.statistics.max=Math.max(this.statistics.max,a);}},Zn.prototype.upload=function(t){this.paintVertexArray&&this.paintVertexArray.arrayBuffer&&(this.paintVertexBuffer&&this.paintVertexBuffer.buffer?this.paintVertexBuffer.updateData(this.paintVertexArray):this.paintVertexBuffer=t.createVertexBuffer(this.paintVertexArray,this.paintVertexAttributes,this.expression.isStateDependent));},Zn.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy();},Zn.prototype.setUniforms=function(t,e){t.gl.uniform1f(e.uniforms["a_"+this.name+"_t"],0);};var Hn=function(t,e,r,n,i){this.expression=t,this.name=e,this.type=r,this.useIntegerZoom=n,this.zoom=i,this.statistics={max:-1/0};var a="color"===r?Mn:zn;this.paintVertexAttributes=[{name:"a_"+e,type:"Float32",components:"color"===r?4:2,offset:0}],this.paintVertexArray=new a;};Hn.prototype.defines=function(){return []},Hn.prototype.populatePaintArray=function(t,e){var r=this.paintVertexArray,n=r.length;r.reserve(t);var i=this.expression.evaluate(new Nr(this.zoom),e,{}),a=this.expression.evaluate(new Nr(this.zoom+1),e,{});if("color"===this.type)for(var o=Rn(i),s=Rn(a),u=n;u<t;u++)r.emplaceBack(o[0],o[1],s[0],s[1]);else{for(var l=n;l<t;l++)r.emplaceBack(i,a);this.statistics.max=Math.max(this.statistics.max,i,a);}},Hn.prototype.updatePaintArray=function(t,e,r,n){var i=this.paintVertexArray,a=this.expression.evaluate({zoom:this.zoom},r,n),o=this.expression.evaluate({zoom:this.zoom+1},r,n);if("color"===this.type)for(var s=Rn(a),u=Rn(o),l=t;l<e;l++)i.emplace(l,s[0],s[1],u[0],u[1]);else{for(var p=t;p<e;p++)i.emplace(p,a,o);this.statistics.max=Math.max(this.statistics.max,a,o);}},Hn.prototype.upload=function(t){this.paintVertexArray&&this.paintVertexArray.arrayBuffer&&(this.paintVertexBuffer&&this.paintVertexBuffer.buffer?this.paintVertexBuffer.updateData(this.paintVertexArray):this.paintVertexBuffer=t.createVertexBuffer(this.paintVertexArray,this.paintVertexAttributes,this.expression.isStateDependent));},Hn.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy();},Hn.prototype.interpolationFactor=function(t){return this.useIntegerZoom?this.expression.interpolationFactor(Math.floor(t),this.zoom,this.zoom+1):this.expression.interpolationFactor(t,this.zoom,this.zoom+1)},Hn.prototype.setUniforms=function(t,e,r){t.gl.uniform1f(e.uniforms["a_"+this.name+"_t"],this.interpolationFactor(r.zoom));};var Xn=function(){this.binders={},this.cacheKey="",this._buffers=[],this._idMap={},this._bufferOffset=0;};Xn.createDynamic=function(t,e,r){var n=new Xn,i=[];for(var a in t.paint._values)if(r(a)){var o=t.paint.get(a);if(o instanceof Yr&&ne(o.property.specification)){var s=Gn(a,t.type),u=o.property.specification.type,l=o.property.useIntegerZoom;"constant"===o.value.kind?(n.binders[a]=new Nn(o.value,s,u),i.push("/u_"+s)):"source"===o.value.kind?(n.binders[a]=new Zn(o.value,s,u),i.push("/a_"+s)):(n.binders[a]=new Hn(o.value,s,u,l,e),i.push("/z_"+s));}}return n.cacheKey=i.sort().join(""),n},Xn.prototype.populatePaintArrays=function(t,e,r){for(var n in this.binders)this.binders[n].populatePaintArray(t,e);if(e.id){var i=String(e.id);this._idMap[i]=this._idMap[i]||[],this._idMap[i].push({index:r,start:this._bufferOffset,end:t});}this._bufferOffset=t;},Xn.prototype.updatePaintArrays=function(t,e,r){var n=!1;for(var i in t){var a=this._idMap[i];if(a)for(var o=t[i],s=0,u=a;s<u.length;s+=1){var l=u[s],p=e.feature(l.index);for(var h in this.binders){var c=this.binders[h];if(!(c instanceof Nn)&&!0===c.expression.isStateDependent){var f=r.paint.get(h);c.expression=f.value,c.updatePaintArray(l.start,l.end,p,o),n=!0;}}}}return n},Xn.prototype.defines=function(){var t=[];for(var e in this.binders)t.push.apply(t,this.binders[e].defines());return t},Xn.prototype.setUniforms=function(t,e,r,n){for(var i in this.binders){this.binders[i].setUniforms(t,e,n,r.get(i));}},Xn.prototype.getPaintVertexBuffers=function(){return this._buffers},Xn.prototype.upload=function(t){for(var e in this.binders)this.binders[e].upload(t);var r=[];for(var n in this.binders){var i=this.binders[n];(i instanceof Zn||i instanceof Hn)&&i.paintVertexBuffer&&r.push(i.paintVertexBuffer);}this._buffers=r;},Xn.prototype.destroy=function(){for(var t in this.binders)this.binders[t].destroy();};var Jn=function(t,e,r,n){void 0===n&&(n=function(){return !0}),this.programConfigurations={};for(var i=0,a=e;i<a.length;i+=1){var o=a[i];this.programConfigurations[o.id]=Xn.createDynamic(o,r,n),this.programConfigurations[o.id].layoutAttributes=t;}this.needsUpload=!1;};function Gn(t,e){return {"text-opacity":"opacity","icon-opacity":"opacity","text-color":"fill_color","icon-color":"fill_color","text-halo-color":"halo_color","icon-halo-color":"halo_color","text-halo-blur":"halo_blur","icon-halo-blur":"halo_blur","text-halo-width":"halo_width","icon-halo-width":"halo_width","line-gap-width":"gapwidth"}[t]||t.replace(e+"-","").replace(/-/g,"_")}Jn.prototype.populatePaintArrays=function(t,e,r){for(var n in this.programConfigurations)this.programConfigurations[n].populatePaintArrays(t,e,r);this.needsUpload=!0;},Jn.prototype.updatePaintArrays=function(t,e,r){for(var n=0,i=r;n<i.length;n+=1){var a=i[n];this.needsUpload=this.programConfigurations[a.id].updatePaintArrays(t,e,a)||this.needsUpload;}},Jn.prototype.get=function(t){return this.programConfigurations[t]},Jn.prototype.upload=function(t){if(this.needsUpload){for(var e in this.programConfigurations)this.programConfigurations[e].upload(t);this.needsUpload=!1;}},Jn.prototype.destroy=function(){for(var t in this.programConfigurations)this.programConfigurations[t].destroy();},zr("ConstantBinder",Nn),zr("SourceExpressionBinder",Zn),zr("CompositeExpressionBinder",Hn),zr("ProgramConfiguration",Xn,{omit:["_buffers"]}),zr("ProgramConfigurationSet",Jn);var Kn=8192;var Yn,$n=(Yn=16,{min:-1*Math.pow(2,Yn-1),max:Math.pow(2,Yn-1)-1});function Wn(t){for(var e=Kn/t.extent,r=t.loadGeometry(),n=0;n<r.length;n++)for(var i=r[n],a=0;a<i.length;a++){var o=i[a];o.x=Math.round(o.x*e),o.y=Math.round(o.y*e),(o.x<$n.min||o.x>$n.max||o.y<$n.min||o.y>$n.max)&&b("Geometry exceeds allowed extent, reduce your vector tile buffer size");}return r}function Qn(t,e,r,n,i){t.emplaceBack(2*e+(n+1)/2,2*r+(i+1)/2);}var ti=function(t){this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.layerIds=this.layers.map(function(t){return t.id}),this.index=t.index,this.layoutVertexArray=new pn,this.indexArray=new kn,this.segments=new jn,this.programConfigurations=new Jn(qn,t.layers,t.zoom);};function ei(t,e,r){for(var n=0;n<t.length;n++){var i=t[n];if(pi(i,e))return !0;if(si(e,i,r))return !0}return !1}function ri(t,e){if(1===t.length&&1===t[0].length)return li(e,t[0][0]);for(var r=0;r<e.length;r++)for(var n=e[r],i=0;i<n.length;i++)if(li(t,n[i]))return !0;for(var a=0;a<t.length;a++){for(var o=t[a],s=0;s<o.length;s++)if(li(e,o[s]))return !0;for(var u=0;u<e.length;u++)if(ai(o,e[u]))return !0}return !1}function ni(t,e,r){for(var n=0;n<e.length;n++)for(var i=e[n],a=0;a<t.length;a++){var o=t[a];if(o.length>=3)for(var s=0;s<i.length;s++)if(pi(o,i[s]))return !0;if(ii(o,i,r))return !0}return !1}function ii(t,e,r){if(t.length>1){if(ai(t,e))return !0;for(var n=0;n<e.length;n++)if(si(e[n],t,r))return 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p=t.readVarint();r=7&p,n=p>>3;}if(n--,1===r||2===r)(i+=t.readSVarint())<o&&(o=i),i>s&&(s=i),(a+=t.readSVarint())<u&&(u=a),a>l&&(l=a);else if(7!==r)throw new Error("unknown command "+r)}return [o,u,s,l]},Ja.prototype.toGeoJSON=function(t,e,r){var n,i,a=this.extent*Math.pow(2,r),o=this.extent*t,s=this.extent*e,u=this.loadGeometry(),l=Ja.types[this.type];function p(t){for(var e=0;e<t.length;e++){var r=t[e],n=180-360*(r.y+s)/a;t[e]=[360*(r.x+o)/a-180,360/Math.PI*Math.atan(Math.exp(n*Math.PI/180))-90];}}switch(this.type){case 1:var h=[];for(n=0;n<u.length;n++)h[n]=u[n][0];p(u=h);break;case 2:for(n=0;n<u.length;n++)p(u[n]);break;case 3:for(u=function(t){var e=t.length;if(e<=1)return [t];for(var r,n,i=[],a=0;a<e;a++){var o=Ka(t[a]);0!==o&&(void 0===n&&(n=o<0),n===o<0?(r&&i.push(r),r=[t[a]]):r.push(t[a]));}r&&i.push(r);return i}(u),n=0;n<u.length;n++)for(i=0;i<u[n].length;i++)p(u[n][i]);}1===u.length?u=u[0]:l="Multi"+l;var c={type:"Feature",geometry:{type:l,coordinates:u},properties:this.properties};return "id"in this&&(c.id=this.id),c};var Ya=$a;function $a(t,e){this.version=1,this.name=null,this.extent=4096,this.length=0,this._pbf=t,this._keys=[],this._values=[],this._features=[],t.readFields(Wa,this,e),this.length=this._features.length;}function Wa(t,e,r){15===t?e.version=r.readVarint():1===t?e.name=r.readString():5===t?e.extent=r.readVarint():2===t?e._features.push(r.pos):3===t?e._keys.push(r.readString()):4===t&&e._values.push(function(t){var e=null,r=t.readVarint()+t.pos;for(;t.pos<r;){var n=t.readVarint()>>3;e=1===n?t.readString():2===n?t.readFloat():3===n?t.readDouble():4===n?t.readVarint64():5===n?t.readVarint():6===n?t.readSVarint():7===n?t.readBoolean():null;}return e}(r));}function Qa(t,e,r){if(3===t){var n=new Ya(r,r.readVarint()+r.pos);n.length&&(e[n.name]=n);}}$a.prototype.feature=function(t){if(t<0||t>=this._features.length)throw new Error("feature index out of 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i=n[r],a=i.feature,o=i.index,s=i.sourceLayerIndex;if(this.layers[0]._featureFilter(new Nr(this.zoom),a)){var u=Wn(a);this.addFeature(a,u,o),e.featureIndex.insert(a,u,o,s,this.index);}}},so.prototype.update=function(t,e){this.stateDependentLayers.length&&this.programConfigurations.updatePaintArrays(t,e,this.stateDependentLayers);},so.prototype.isEmpty=function(){return 0===this.layoutVertexArray.length},so.prototype.uploadPending=function(){return !this.uploaded||this.programConfigurations.needsUpload},so.prototype.upload=function(t){this.uploaded||(this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,Ha),this.indexBuffer=t.createIndexBuffer(this.indexArray)),this.programConfigurations.upload(t),this.uploaded=!0;},so.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy());},so.prototype.addFeature=function(t,e,r){for(var n=this.layers[0].layout,i=n.get("line-join").evaluate(t,{}),a=n.get("line-cap"),o=n.get("line-miter-limit"),s=n.get("line-round-limit"),u=0,l=e;u<l.length;u+=1){var p=l[u];this.addLine(p,t,i,a,o,s,r);}},so.prototype.addLine=function(t,e,r,n,i,a,o){var s=null;e.properties&&e.properties.hasOwnProperty("mapbox_clip_start")&&e.properties.hasOwnProperty("mapbox_clip_end")&&(s={start:e.properties.mapbox_clip_start,end:e.properties.mapbox_clip_end,tileTotal:void 0});for(var u="Polygon"===eo[e.type],l=t.length;l>=2&&t[l-1].equals(t[l-2]);)l--;for(var p=0;p<l-1&&t[p].equals(t[p+1]);)p++;if(!(l<(u?3:2))){s&&(s.tileTotal=function(t,e,r){for(var n,i,a=0,o=e;o<r-1;o++)n=t[o],i=t[o+1],a+=n.dist(i);return a}(t,p,l)),"bevel"===r&&(i=1.05);var h=Kn/(512*this.overscaling)*15,c=t[p],f=this.segments.prepareSegment(10*l,this.layoutVertexArray,this.indexArray);this.distance=0;var y,d,m,v=n,g=u?"butt":n,x=!0,b=void 0,w=void 0,_=void 0,A=void 0;this.e1=this.e2=this.e3=-1,u&&(y=t[l-2],A=c.sub(y)._unit()._perp());for(var k=p;k<l;k++)if(!(w=u&&k===l-1?t[p+1]:t[k+1])||!t[k].equals(w)){A&&(_=A),y&&(b=y),y=t[k],A=w?w.sub(y)._unit()._perp():_;var S=(_=_||A).add(A);0===S.x&&0===S.y||S._unit();var z=S.x*A.x+S.y*A.y,M=0!==z?1/z:1/0,B=z<no&&b&&w;if(B&&k>p){var I=y.dist(b);if(I>2*h){var V=y.sub(y.sub(b)._mult(h/I)._round());this.distance+=V.dist(b),this.addCurrentVertex(V,this.distance,_.mult(1),0,0,!1,f,s),b=V;}}var C=b&&w,T=C?r:w?v:g;if(C&&"round"===T&&(M<a?T="miter":M<=2&&(T="fakeround")),"miter"===T&&M>i&&(T="bevel"),"bevel"===T&&(M>2&&(T="flipbevel"),M<i&&(T="miter")),b&&(this.distance+=y.dist(b)),"miter"===T)S._mult(M),this.addCurrentVertex(y,this.distance,S,0,0,!1,f,s);else if("flipbevel"===T){if(M>100)S=A.clone().mult(-1);else{var E=_.x*A.y-_.y*A.x>0?-1:1,P=M*_.add(A).mag()/_.sub(A).mag();S._perp()._mult(P*E);}this.addCurrentVertex(y,this.distance,S,0,0,!1,f,s),this.addCurrentVertex(y,this.distance,S.mult(-1),0,0,!1,f,s);}else if("bevel"===T||"fakeround"===T){var F=_.x*A.y-_.y*A.x>0,L=-Math.sqrt(M*M-1);if(F?(m=0,d=L):(d=0,m=L),x||this.addCurrentVertex(y,this.distance,_,d,m,!1,f,s),"fakeround"===T){for(var O=Math.floor(8*(.5-(z-.5))),D=void 0,q=0;q<O;q++)D=A.mult((q+1)/(O+1))._add(_)._unit(),this.addPieSliceVertex(y,this.distance,D,F,f,s);this.addPieSliceVertex(y,this.distance,S,F,f,s);for(var j=O-1;j>=0;j--)D=_.mult((j+1)/(O+1))._add(A)._unit(),this.addPieSliceVertex(y,this.distance,D,F,f,s);}w&&this.addCurrentVertex(y,this.distance,A,-d,-m,!1,f,s);}else"butt"===T?(x||this.addCurrentVertex(y,this.distance,_,0,0,!1,f,s),w&&this.addCurrentVertex(y,this.distance,A,0,0,!1,f,s)):"square"===T?(x||(this.addCurrentVertex(y,this.distance,_,1,1,!1,f,s),this.e1=this.e2=-1),w&&this.addCurrentVertex(y,this.distance,A,-1,-1,!1,f,s)):"round"===T&&(x||(this.addCurrentVertex(y,this.distance,_,0,0,!1,f,s),this.addCurrentVertex(y,this.distance,_,1,1,!0,f,s),this.e1=this.e2=-1),w&&(this.addCurrentVertex(y,this.distance,A,-1,-1,!0,f,s),this.addCurrentVertex(y,this.distance,A,0,0,!1,f,s)));if(B&&k<l-1){var U=y.dist(w);if(U>2*h){var R=y.add(w.sub(y)._mult(h/U)._round());this.distance+=R.dist(y),this.addCurrentVertex(R,this.distance,A.mult(1),0,0,!1,f,s),y=R;}}x=!1;}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,e,o);}},so.prototype.addCurrentVertex=function(t,e,r,n,i,a,o,s){var u,l=this.layoutVertexArray,p=this.indexArray;s&&(e=uo(e,s)),u=r.clone(),n&&u._sub(r.perp()._mult(n)),oo(l,t,u,a,!1,n,e),this.e3=o.vertexLength++,this.e1>=0&&this.e2>=0&&(p.emplaceBack(this.e1,this.e2,this.e3),o.primitiveLength++),this.e1=this.e2,this.e2=this.e3,u=r.mult(-1),i&&u._sub(r.perp()._mult(i)),oo(l,t,u,a,!0,-i,e),this.e3=o.vertexLength++,this.e1>=0&&this.e2>=0&&(p.emplaceBack(this.e1,this.e2,this.e3),o.primitiveLength++),this.e1=this.e2,this.e2=this.e3,e>ao/2&&!s&&(this.distance=0,this.addCurrentVertex(t,this.distance,r,n,i,a,o));},so.prototype.addPieSliceVertex=function(t,e,r,n,i,a){r=r.mult(n?-1:1);var o=this.layoutVertexArray,s=this.indexArray;a&&(e=uo(e,a)),oo(o,t,r,!1,n,0,e),this.e3=i.vertexLength++,this.e1>=0&&this.e2>=0&&(s.emplaceBack(this.e1,this.e2,this.e3),i.primitiveLength++),n?this.e2=this.e3:this.e1=this.e3;},zr("LineBucket",so,{omit:["layers"]});var lo=new rn({"line-cap":new Wr(O.layout_line["line-cap"]),"line-join":new Qr(O.layout_line["line-join"]),"line-miter-limit":new Wr(O.layout_line["line-miter-limit"]),"line-round-limit":new Wr(O.layout_line["line-round-limit"])}),po={paint:new rn({"line-opacity":new Qr(O.paint_line["line-opacity"]),"line-color":new Qr(O.paint_line["line-color"]),"line-translate":new Wr(O.paint_line["line-translate"]),"line-translate-anchor":new Wr(O.paint_line["line-translate-anchor"]),"line-width":new Qr(O.paint_line["line-width"]),"line-gap-width":new Qr(O.paint_line["line-gap-width"]),"line-offset":new Qr(O.paint_line["line-offset"]),"line-blur":new Qr(O.paint_line["line-blur"]),"line-dasharray":new tn(O.paint_line["line-dasharray"]),"line-pattern":new tn(O.paint_line["line-pattern"]),"line-gradient":new en(O.paint_line["line-gradient"])}),layout:lo},ho=new(function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.possiblyEvaluate=function(e,r){return r=new Nr(Math.floor(r.zoom),{now:r.now,fadeDuration:r.fadeDuration,zoomHistory:r.zoomHistory,transition:r.transition}),t.prototype.possiblyEvaluate.call(this,e,r)},e.prototype.evaluate=function(e,r,n,i){return r=h({},r,{zoom:Math.floor(r.zoom)}),t.prototype.evaluate.call(this,e,r,n,i)},e}(Qr))(po.paint.properties["line-width"].specification);ho.useIntegerZoom=!0;var co=function(t){function e(e){t.call(this,e,po);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype._handleSpecialPaintPropertyUpdate=function(t){"line-gradient"===t&&this._updateGradient();},e.prototype._updateGradient=function(){var t=this._transitionablePaint._values["line-gradient"].value.expression;this.gradient=Gi(t,"lineProgress"),this.gradientTexture=null;},e.prototype.recalculate=function(e){t.prototype.recalculate.call(this,e),this.paint._values["line-floorwidth"]=ho.possiblyEvaluate(this._transitioningPaint._values["line-width"].value,e);},e.prototype.createBucket=function(t){return new so(t)},e.prototype.queryRadius=function(t){var e=t,r=fo(hi("line-width",this,e),hi("line-gap-width",this,e)),n=hi("line-offset",this,e);return r/2+Math.abs(n)+ci(this.paint.get("line-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o,s){var u=fi(t,this.paint.get("line-translate"),this.paint.get("line-translate-anchor"),o.angle,s),l=s/2*fo(this.paint.get("line-width").evaluate(e,r),this.paint.get("line-gap-width").evaluate(e,r)),p=this.paint.get("line-offset").evaluate(e,r);return p&&(n=function(t,e){for(var r=[],n=new a(0,0),i=0;i<t.length;i++){for(var o=t[i],s=[],u=0;u<o.length;u++){var l=o[u-1],p=o[u],h=o[u+1],c=0===u?n:p.sub(l)._unit()._perp(),f=u===o.length-1?n:h.sub(p)._unit()._perp(),y=c._add(f)._unit(),d=y.x*f.x+y.y*f.y;y._mult(1/d),s.push(y._mult(e)._add(p));}r.push(s);}return r}(n,p*s)),ni(u,n,l)},e}(nn);function fo(t,e){return e>0?e+2*t:t}var yo=un([{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}]),mo=un([{name:"a_projected_pos",components:3,type:"Float32"}],4),vo=(un([{name:"a_fade_opacity",components:1,type:"Uint32"}],4),un([{name:"a_placed",components:2,type:"Uint8"}],4)),go=(un([{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"radius"},{type:"Int16",name:"signedDistanceFromAnchor"}]),un([{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],4)),xo=un([{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],4);un([{type:"Int16",name:"anchorX"},{type:"Int16",name:"anchorY"},{type:"Uint16",name:"glyphStartIndex"},{type:"Uint16",name:"numGlyphs"},{type:"Uint32",name:"vertexStartIndex"},{type:"Uint32",name:"lineStartIndex"},{type:"Uint32",name:"lineLength"},{type:"Uint16",name:"segment"},{type:"Uint16",name:"lowerSize"},{type:"Uint16",name:"upperSize"},{type:"Float32",name:"lineOffsetX"},{type:"Float32",name:"lineOffsetY"},{type:"Uint8",name:"writingMode"},{type:"Uint8",name:"hidden"}]),un([{type:"Float32",name:"offsetX"}]),un([{type:"Int16",name:"x"},{type:"Int16",name:"y"},{type:"Int16",name:"tileUnitDistanceFromAnchor"}]);function bo(t,e,r){var n=e.layout.get("text-transform").evaluate(r,{});return "uppercase"===n?t=t.toLocaleUpperCase():"lowercase"===n&&(t=t.toLocaleLowerCase()),Rr.applyArabicShaping&&(t=Rr.applyArabicShaping(t)),t}function wo(t,e,r){return t instanceof ht?(t.sections.forEach(function(t){t.text=bo(t.text,e,r);}),t):bo(t,e,r)}var _o={"!":"︕","#":"＃",$:"＄","%":"％","&":"＆","(":"︵",")":"︶","*":"＊","+":"＋",",":"︐","-":"︲",".":"・","/":"／",":":"︓",";":"︔","<":"︿","=":"＝",">":"﹀","?":"︖","@":"＠","[":"﹇","\\":"＼","]":"﹈","^":"＾",_:"︳","`":"｀","{":"︷","|":"―","}":"︸","~":"～","¢":"￠","£":"￡","¥":"￥","¦":"￤","¬":"￢","¯":"￣","–":"︲","—":"︱","‘":"﹃","’":"﹄","“":"﹁","”":"﹂","…":"︙","‧":"・","₩":"￦","、":"︑","。":"︒","〈":"︿","〉":"﹀","《":"︽","》":"︾","「":"﹁","」":"﹂","『":"﹃","』":"﹄","【":"︻","】":"︼","〔":"︹","〕":"︺","〖":"︗","〗":"︘","！":"︕","（":"︵","）":"︶","，":"︐","－":"︲","．":"・","：":"︓","；":"︔","＜":"︿","＞":"﹀","？":"︖","［":"﹇","］":"﹈","＿":"︳","｛":"︷","｜":"―","｝":"︸","｟":"︵","｠":"︶","｡":"︒","｢":"﹁","｣":"﹂"};var Ao=function(t){function e(e,r,n,i){t.call(this,e,r),this.angle=n,void 0!==i&&(this.segment=i);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.clone=function(){return new e(this.x,this.y,this.angle,this.segment)},e}(a);function ko(t,e){var r=e.expression;if("constant"===r.kind)return {functionType:"constant",layoutSize:r.evaluate(new Nr(t+1))};if("source"===r.kind)return {functionType:"source"};for(var n=r.zoomStops,i=0;i<n.length&&n[i]<=t;)i++;for(var a=i=Math.max(0,i-1);a<n.length&&n[a]<t+1;)a++;a=Math.min(n.length-1,a);var o={min:n[i],max:n[a]};return "composite"===r.kind?{functionType:"composite",zoomRange:o,propertyValue:e.value}:{functionType:"camera",layoutSize:r.evaluate(new Nr(t+1)),zoomRange:o,sizeRange:{min:r.evaluate(new Nr(o.min)),max:r.evaluate(new Nr(o.max))},propertyValue:e.value}}zr("Anchor",Ao);var So=to.VectorTileFeature.types,zo=[{name:"a_fade_opacity",components:1,type:"Uint8",offset:0}];function Mo(t,e,r,n,i,a,o,s){t.emplaceBack(e,r,Math.round(32*n),Math.round(32*i),a,o,s?s[0]:0,s?s[1]:0);}function Bo(t,e,r){t.emplaceBack(e.x,e.y,r),t.emplaceBack(e.x,e.y,r),t.emplaceBack(e.x,e.y,r),t.emplaceBack(e.x,e.y,r);}var Io=function(t){this.layoutVertexArray=new yn,this.indexArray=new kn,this.programConfigurations=t,this.segments=new jn,this.dynamicLayoutVertexArray=new dn,this.opacityVertexArray=new mn,this.placedSymbolArray=new Cn;};Io.prototype.upload=function(t,e,r,n){r&&(this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,yo.members),this.indexBuffer=t.createIndexBuffer(this.indexArray,e),this.dynamicLayoutVertexBuffer=t.createVertexBuffer(this.dynamicLayoutVertexArray,mo.members,!0),this.opacityVertexBuffer=t.createVertexBuffer(this.opacityVertexArray,zo,!0),this.opacityVertexBuffer.itemSize=1),(r||n)&&this.programConfigurations.upload(t);},Io.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer.destroy(),this.opacityVertexBuffer.destroy());},zr("SymbolBuffers",Io);var Vo=function(t,e,r){this.layoutVertexArray=new t,this.layoutAttributes=e,this.indexArray=new r,this.segments=new jn,this.collisionVertexArray=new xn;};Vo.prototype.upload=function(t){this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,this.layoutAttributes),this.indexBuffer=t.createIndexBuffer(this.indexArray),this.collisionVertexBuffer=t.createVertexBuffer(this.collisionVertexArray,vo.members,!0);},Vo.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.segments.destroy(),this.collisionVertexBuffer.destroy());},zr("CollisionBuffers",Vo);var Co=function(t){this.collisionBoxArray=t.collisionBoxArray,this.zoom=t.zoom,this.overscaling=t.overscaling,this.layers=t.layers,this.layerIds=this.layers.map(function(t){return t.id}),this.index=t.index,this.pixelRatio=t.pixelRatio,this.sourceLayerIndex=t.sourceLayerIndex;var e=this.layers[0]._unevaluatedLayout._values;this.textSizeData=ko(this.zoom,e["text-size"]),this.iconSizeData=ko(this.zoom,e["icon-size"]);var r=this.layers[0].layout;this.sortFeaturesByY=r.get("text-allow-overlap")||r.get("icon-allow-overlap")||r.get("text-ignore-placement")||r.get("icon-ignore-placement"),this.sourceID=t.sourceID;};Co.prototype.createArrays=function(){this.text=new Io(new Jn(yo.members,this.layers,this.zoom,function(t){return /^text/.test(t)})),this.icon=new Io(new Jn(yo.members,this.layers,this.zoom,function(t){return /^icon/.test(t)})),this.collisionBox=new Vo(gn,go.members,Sn),this.collisionCircle=new Vo(gn,xo.members,kn),this.glyphOffsetArray=new En,this.lineVertexArray=new Fn;},Co.prototype.calculateGlyphDependencies=function(t,e,r,n){for(var i=0;i<t.length;i++)if(e[t.charCodeAt(i)]=!0,r&&n){var a=_o[t.charAt(i)];a&&(e[a.charCodeAt(0)]=!0);}},Co.prototype.populate=function(t,e){var r=this.layers[0],n=r.layout,i=n.get("text-font"),a=n.get("text-field"),o=n.get("icon-image"),s=("constant"!==a.value.kind||a.value.value.toString().length>0)&&("constant"!==i.value.kind||i.value.value.length>0),u="constant"!==o.value.kind||o.value.value&&o.value.value.length>0;if(this.features=[],s||u){for(var l=e.iconDependencies,p=e.glyphDependencies,h=new Nr(this.zoom),c=0,f=t;c<f.length;c+=1){var y=f[c],d=y.feature,m=y.index,v=y.sourceLayerIndex;if(r._featureFilter(h,d)){var g=void 0;s&&(g=wo(g=r.getValueAndResolveTokens("text-field",d),r,d));var x=void 0;if(u&&(x=r.getValueAndResolveTokens("icon-image",d)),g||x){var b={text:g,icon:x,index:m,sourceLayerIndex:v,geometry:Wn(d),properties:d.properties,type:So[d.type]};if(void 0!==d.id&&(b.id=d.id),this.features.push(b),x&&(l[x]=!0),g){var w=i.evaluate(d,{}).join(","),_=p[w]=p[w]||{},A="map"===n.get("text-rotation-alignment")&&"point"!==n.get("symbol-placement");if(g instanceof ht)for(var k=0,S=g.sections;k<S.length;k+=1){var z=S[k],M=Tr(g.toString()),B=z.fontStack||w,I=p[B]=p[B]||{};this.calculateGlyphDependencies(z.text,I,A,M);}else{var V=Tr(g);this.calculateGlyphDependencies(g,_,A,V);}}}}}"line"===n.get("symbol-placement")&&(this.features=function(t){var e={},r={},n=[],i=0;function a(e){n.push(t[e]),i++;}function o(t,e,i){var a=r[t];return delete r[t],r[e]=a,n[a].geometry[0].pop(),n[a].geometry[0]=n[a].geometry[0].concat(i[0]),a}function s(t,r,i){var a=e[r];return delete e[r],e[t]=a,n[a].geometry[0].shift(),n[a].geometry[0]=i[0].concat(n[a].geometry[0]),a}function u(t,e,r){var n=r?e[0][e[0].length-1]:e[0][0];return t+":"+n.x+":"+n.y}for(var l=0;l<t.length;l++){var p=t[l],h=p.geometry,c=p.text instanceof ht?p.text.toString():p.text;if(c){var f=u(c,h),y=u(c,h,!0);if(f in r&&y in e&&r[f]!==e[y]){var d=s(f,y,h),m=o(f,y,n[d].geometry);delete e[f],delete r[y],r[u(c,n[m].geometry,!0)]=m,n[d].geometry=null;}else f in r?o(f,y,h):y in e?s(f,y,h):(a(l),e[f]=i-1,r[y]=i-1);}else a(l);}return n.filter(function(t){return t.geometry})}(this.features));}},Co.prototype.update=function(t,e){this.stateDependentLayers.length&&(this.text.programConfigurations.updatePaintArrays(t,e,this.layers),this.icon.programConfigurations.updatePaintArrays(t,e,this.layers));},Co.prototype.isEmpty=function(){return 0===this.symbolInstances.length},Co.prototype.uploadPending=function(){return !this.uploaded||this.text.programConfigurations.needsUpload||this.icon.programConfigurations.needsUpload},Co.prototype.upload=function(t){this.uploaded||(this.collisionBox.upload(t),this.collisionCircle.upload(t)),this.text.upload(t,this.sortFeaturesByY,!this.uploaded,this.text.programConfigurations.needsUpload),this.icon.upload(t,this.sortFeaturesByY,!this.uploaded,this.icon.programConfigurations.needsUpload),this.uploaded=!0;},Co.prototype.destroy=function(){this.text.destroy(),this.icon.destroy(),this.collisionBox.destroy(),this.collisionCircle.destroy();},Co.prototype.addToLineVertexArray=function(t,e){var r=this.lineVertexArray.length;if(void 0!==t.segment){for(var n=t.dist(e[t.segment+1]),i=t.dist(e[t.segment]),a={},o=t.segment+1;o<e.length;o++)a[o]={x:e[o].x,y:e[o].y,tileUnitDistanceFromAnchor:n},o<e.length-1&&(n+=e[o+1].dist(e[o]));for(var s=t.segment||0;s>=0;s--)a[s]={x:e[s].x,y:e[s].y,tileUnitDistanceFromAnchor:i},s>0&&(i+=e[s-1].dist(e[s]));for(var u=0;u<e.length;u++){var l=a[u];this.lineVertexArray.emplaceBack(l.x,l.y,l.tileUnitDistanceFromAnchor);}}return {lineStartIndex:r,lineLength:this.lineVertexArray.length-r}},Co.prototype.addSymbols=function(t,e,r,n,i,a,o,s,u,l){for(var p=t.indexArray,h=t.layoutVertexArray,c=t.dynamicLayoutVertexArray,f=t.segments.prepareSegment(4*e.length,t.layoutVertexArray,t.indexArray),y=this.glyphOffsetArray.length,d=f.vertexLength,m=0,v=e;m<v.length;m+=1){var g=v[m],x=g.tl,b=g.tr,w=g.bl,_=g.br,A=g.tex,k=f.vertexLength,S=g.glyphOffset[1];Mo(h,s.x,s.y,x.x,S+x.y,A.x,A.y,r),Mo(h,s.x,s.y,b.x,S+b.y,A.x+A.w,A.y,r),Mo(h,s.x,s.y,w.x,S+w.y,A.x,A.y+A.h,r),Mo(h,s.x,s.y,_.x,S+_.y,A.x+A.w,A.y+A.h,r),Bo(c,s,0),p.emplaceBack(k,k+1,k+2),p.emplaceBack(k+1,k+2,k+3),f.vertexLength+=4,f.primitiveLength+=2,this.glyphOffsetArray.emplaceBack(g.glyphOffset[0]);}t.placedSymbolArray.emplaceBack(s.x,s.y,y,this.glyphOffsetArray.length-y,d,u,l,s.segment,r?r[0]:0,r?r[1]:0,n[0],n[1],o,!1),t.programConfigurations.populatePaintArrays(t.layoutVertexArray.length,a,a.index);},Co.prototype._addCollisionDebugVertex=function(t,e,r,n,i){return e.emplaceBack(0,0),t.emplaceBack(r.x,r.y,n.x,n.y,Math.round(i.x),Math.round(i.y))},Co.prototype.addCollisionDebugVertices=function(t,e,r,n,i,o,s,u){var l=i.segments.prepareSegment(4,i.layoutVertexArray,i.indexArray),p=l.vertexLength,h=i.layoutVertexArray,c=i.collisionVertexArray;if(this._addCollisionDebugVertex(h,c,o,s.anchor,new a(t,e)),this._addCollisionDebugVertex(h,c,o,s.anchor,new a(r,e)),this._addCollisionDebugVertex(h,c,o,s.anchor,new a(r,n)),this._addCollisionDebugVertex(h,c,o,s.anchor,new a(t,n)),l.vertexLength+=4,u){var f=i.indexArray;f.emplaceBack(p,p+1,p+2),f.emplaceBack(p,p+2,p+3),l.primitiveLength+=2;}else{var y=i.indexArray;y.emplaceBack(p,p+1),y.emplaceBack(p+1,p+2),y.emplaceBack(p+2,p+3),y.emplaceBack(p+3,p),l.primitiveLength+=4;}},Co.prototype.generateCollisionDebugBuffers=function(){for(var t=0,e=this.symbolInstances;t<e.length;t+=1){var r=e[t];r.textCollisionFeature={boxStartIndex:r.textBoxStartIndex,boxEndIndex:r.textBoxEndIndex},r.iconCollisionFeature={boxStartIndex:r.iconBoxStartIndex,boxEndIndex:r.iconBoxEndIndex};for(var n=0;n<2;n++){var i=r[0===n?"textCollisionFeature":"iconCollisionFeature"];if(i)for(var a=i.boxStartIndex;a<i.boxEndIndex;a++){var o=this.collisionBoxArray.get(a),s=o.x1,u=o.y1,l=o.x2,p=o.y2,h=o.radius>0;this.addCollisionDebugVertices(s,u,l,p,h?this.collisionCircle:this.collisionBox,o.anchorPoint,r,h);}}}},Co.prototype.deserializeCollisionBoxes=function(t,e,r,n,i){for(var a={},o=e;o<r;o++){var s=t.get(o);if(0===s.radius){a.textBox={x1:s.x1,y1:s.y1,x2:s.x2,y2:s.y2,anchorPointX:s.anchorPointX,anchorPointY:s.anchorPointY},a.textFeatureIndex=s.featureIndex;break}a.textCircles||(a.textCircles=[],a.textFeatureIndex=s.featureIndex);a.textCircles.push(s.anchorPointX,s.anchorPointY,s.radius,s.signedDistanceFromAnchor,1);}for(var u=n;u<i;u++){var l=t.get(u);if(0===l.radius){a.iconBox={x1:l.x1,y1:l.y1,x2:l.x2,y2:l.y2,anchorPointX:l.anchorPointX,anchorPointY:l.anchorPointY},a.iconFeatureIndex=l.featureIndex;break}}return a},Co.prototype.hasTextData=function(){return this.text.segments.get().length>0},Co.prototype.hasIconData=function(){return this.icon.segments.get().length>0},Co.prototype.hasCollisionBoxData=function(){return this.collisionBox.segments.get().length>0},Co.prototype.hasCollisionCircleData=function(){return this.collisionCircle.segments.get().length>0},Co.prototype.sortFeatures=function(t){var e=this;if(this.sortFeaturesByY&&this.sortedAngle!==t&&(this.sortedAngle=t,!(this.text.segments.get().length>1||this.icon.segments.get().length>1))){for(var r=[],n=0;n<this.symbolInstances.length;n++)r.push(n);var i=Math.sin(t),a=Math.cos(t);r.sort(function(t,r){var n=e.symbolInstances[t],o=e.symbolInstances[r];return (0|Math.round(i*n.anchor.x+a*n.anchor.y))-(0|Math.round(i*o.anchor.x+a*o.anchor.y))||o.featureIndex-n.featureIndex}),this.text.indexArray.clear(),this.icon.indexArray.clear(),this.featureSortOrder=[];for(var o=0,s=r;o<s.length;o+=1){var u=s[o],l=e.symbolInstances[u];e.featureSortOrder.push(l.featureIndex);for(var p=0,h=l.placedTextSymbolIndices;p<h.length;p+=1)for(var c=h[p],f=e.text.placedSymbolArray.get(c),y=f.vertexStartIndex+4*f.numGlyphs,d=f.vertexStartIndex;d<y;d+=4)e.text.indexArray.emplaceBack(d,d+1,d+2),e.text.indexArray.emplaceBack(d+1,d+2,d+3);var m=e.icon.placedSymbolArray.get(u);if(m.numGlyphs){var v=m.vertexStartIndex;e.icon.indexArray.emplaceBack(v,v+1,v+2),e.icon.indexArray.emplaceBack(v+1,v+2,v+3);}}this.text.indexBuffer&&this.text.indexBuffer.updateData(this.text.indexArray),this.icon.indexBuffer&&this.icon.indexBuffer.updateData(this.icon.indexArray);}},zr("SymbolBucket",Co,{omit:["layers","collisionBoxArray","features","compareText"],shallow:["symbolInstances"]}),Co.MAX_GLYPHS=65535,Co.addDynamicAttributes=Bo;var To=new rn({"symbol-placement":new Wr(O.layout_symbol["symbol-placement"]),"symbol-spacing":new Wr(O.layout_symbol["symbol-spacing"]),"symbol-avoid-edges":new Wr(O.layout_symbol["symbol-avoid-edges"]),"icon-allow-overlap":new Wr(O.layout_symbol["icon-allow-overlap"]),"icon-ignore-placement":new Wr(O.layout_symbol["icon-ignore-placement"]),"icon-optional":new Wr(O.layout_symbol["icon-optional"]),"icon-rotation-alignment":new Wr(O.layout_symbol["icon-rotation-alignment"]),"icon-size":new Qr(O.layout_symbol["icon-size"]),"icon-text-fit":new Wr(O.layout_symbol["icon-text-fit"]),"icon-text-fit-padding":new Wr(O.layout_symbol["icon-text-fit-padding"]),"icon-image":new Qr(O.layout_symbol["icon-image"]),"icon-rotate":new Qr(O.layout_symbol["icon-rotate"]),"icon-padding":new Wr(O.layout_symbol["icon-padding"]),"icon-keep-upright":new Wr(O.layout_symbol["icon-keep-upright"]),"icon-offset":new Qr(O.layout_symbol["icon-offset"]),"icon-anchor":new Qr(O.layout_symbol["icon-anchor"]),"icon-pitch-alignment":new Wr(O.layout_symbol["icon-pitch-alignment"]),"text-pitch-alignment":new Wr(O.layout_symbol["text-pitch-alignment"]),"text-rotation-alignment":new Wr(O.layout_symbol["text-rotation-alignment"]),"text-field":new Qr(O.layout_symbol["text-field"]),"text-font":new Qr(O.layout_symbol["text-font"]),"text-size":new Qr(O.layout_symbol["text-size"]),"text-max-width":new Qr(O.layout_symbol["text-max-width"]),"text-line-height":new Wr(O.layout_symbol["text-line-height"]),"text-letter-spacing":new Qr(O.layout_symbol["text-letter-spacing"]),"text-justify":new Qr(O.layout_symbol["text-justify"]),"text-anchor":new Qr(O.layout_symbol["text-anchor"]),"text-max-angle":new Wr(O.layout_symbol["text-max-angle"]),"text-rotate":new Qr(O.layout_symbol["text-rotate"]),"text-padding":new Wr(O.layout_symbol["text-padding"]),"text-keep-upright":new Wr(O.layout_symbol["text-keep-upright"]),"text-transform":new Qr(O.layout_symbol["text-transform"]),"text-offset":new Qr(O.layout_symbol["text-offset"]),"text-allow-overlap":new Wr(O.layout_symbol["text-allow-overlap"]),"text-ignore-placement":new Wr(O.layout_symbol["text-ignore-placement"]),"text-optional":new Wr(O.layout_symbol["text-optional"])}),Eo={paint:new rn({"icon-opacity":new Qr(O.paint_symbol["icon-opacity"]),"icon-color":new Qr(O.paint_symbol["icon-color"]),"icon-halo-color":new Qr(O.paint_symbol["icon-halo-color"]),"icon-halo-width":new Qr(O.paint_symbol["icon-halo-width"]),"icon-halo-blur":new Qr(O.paint_symbol["icon-halo-blur"]),"icon-translate":new Wr(O.paint_symbol["icon-translate"]),"icon-translate-anchor":new Wr(O.paint_symbol["icon-translate-anchor"]),"text-opacity":new Qr(O.paint_symbol["text-opacity"]),"text-color":new Qr(O.paint_symbol["text-color"]),"text-halo-color":new Qr(O.paint_symbol["text-halo-color"]),"text-halo-width":new Qr(O.paint_symbol["text-halo-width"]),"text-halo-blur":new Qr(O.paint_symbol["text-halo-blur"]),"text-translate":new Wr(O.paint_symbol["text-translate"]),"text-translate-anchor":new Wr(O.paint_symbol["text-translate-anchor"])}),layout:To},Po=function(t){function e(e){t.call(this,e,Eo);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.recalculate=function(e){t.prototype.recalculate.call(this,e),"auto"===this.layout.get("icon-rotation-alignment")&&("point"!==this.layout.get("symbol-placement")?this.layout._values["icon-rotation-alignment"]="map":this.layout._values["icon-rotation-alignment"]="viewport"),"auto"===this.layout.get("text-rotation-alignment")&&("point"!==this.layout.get("symbol-placement")?this.layout._values["text-rotation-alignment"]="map":this.layout._values["text-rotation-alignment"]="viewport"),"auto"===this.layout.get("text-pitch-alignment")&&(this.layout._values["text-pitch-alignment"]=this.layout.get("text-rotation-alignment")),"auto"===this.layout.get("icon-pitch-alignment")&&(this.layout._values["icon-pitch-alignment"]=this.layout.get("icon-rotation-alignment"));},e.prototype.getValueAndResolveTokens=function(t,e){var r,n=this.layout.get(t).evaluate(e,{}),i=this._unevaluatedLayout._values[t];return i.isDataDriven()||Pe(i.value)?n:(r=e.properties,n.replace(/{([^{}]+)}/g,function(t,e){return e in r?String(r[e]):""}))},e.prototype.createBucket=function(t){return new Co(t)},e.prototype.queryRadius=function(){return 0},e.prototype.queryIntersectsFeature=function(){return !1},e}(nn),Fo={paint:new rn({"background-color":new Wr(O.paint_background["background-color"]),"background-pattern":new tn(O.paint_background["background-pattern"]),"background-opacity":new Wr(O.paint_background["background-opacity"])})},Lo=function(t){function e(e){t.call(this,e,Fo);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(nn),Oo={paint:new rn({"raster-opacity":new Wr(O.paint_raster["raster-opacity"]),"raster-hue-rotate":new Wr(O.paint_raster["raster-hue-rotate"]),"raster-brightness-min":new Wr(O.paint_raster["raster-brightness-min"]),"raster-brightness-max":new Wr(O.paint_raster["raster-brightness-max"]),"raster-saturation":new Wr(O.paint_raster["raster-saturation"]),"raster-contrast":new Wr(O.paint_raster["raster-contrast"]),"raster-resampling":new Wr(O.paint_raster["raster-resampling"]),"raster-fade-duration":new Wr(O.paint_raster["raster-fade-duration"])})},Do={circle:qi,heatmap:Ki,hillshade:$i,fill:Pa,"fill-extrusion":Na,line:co,symbol:Po,background:Lo,raster:function(t){function e(e){t.call(this,e,Oo);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(nn)};function qo(t,e,r){r=r||{},this.w=t||64,this.h=e||64,this.autoResize=!!r.autoResize,this.shelves=[],this.freebins=[],this.stats={},this.bins={},this.maxId=0;}function jo(t,e,r){this.x=0,this.y=t,this.w=this.free=e,this.h=r;}qo.prototype.pack=function(t,e){t=[].concat(t),e=e||{};for(var r,n,i,a,o=[],s=0;s<t.length;s++)if(r=t[s].w||t[s].width,n=t[s].h||t[s].height,i=t[s].id,r&&n){if(!(a=this.packOne(r,n,i)))continue;e.inPlace&&(t[s].x=a.x,t[s].y=a.y,t[s].id=a.id),o.push(a);}return this.shrink(),o},qo.prototype.packOne=function(t,e,r){var n,i,a,o,s,u,l,p,h={freebin:-1,shelf:-1,waste:1/0},c=0;if("string"==typeof r||"number"==typeof r){if(n=this.getBin(r))return this.ref(n),n;"number"==typeof r&&(this.maxId=Math.max(r,this.maxId));}else r=++this.maxId;for(o=0;o<this.freebins.length;o++){if(e===(n=this.freebins[o]).maxh&&t===n.maxw)return this.allocFreebin(o,t,e,r);e>n.maxh||t>n.maxw||e<=n.maxh&&t<=n.maxw&&(a=n.maxw*n.maxh-t*e)<h.waste&&(h.waste=a,h.freebin=o);}for(o=0;o<this.shelves.length;o++)if(c+=(i=this.shelves[o]).h,!(t>i.free)){if(e===i.h)return this.allocShelf(o,t,e,r);e>i.h||e<i.h&&(a=(i.h-e)*t)<h.waste&&(h.freebin=-1,h.waste=a,h.shelf=o);}return -1!==h.freebin?this.allocFreebin(h.freebin,t,e,r):-1!==h.shelf?this.allocShelf(h.shelf,t,e,r):e<=this.h-c&&t<=this.w?(i=new jo(c,this.w,e),this.allocShelf(this.shelves.push(i)-1,t,e,r)):this.autoResize?(s=u=this.h,((l=p=this.w)<=s||t>l)&&(p=2*Math.max(t,l)),(s<l||e>s)&&(u=2*Math.max(e,s)),this.resize(p,u),this.packOne(t,e,r)):null},qo.prototype.allocFreebin=function(t,e,r,n){var i=this.freebins.splice(t,1)[0];return i.id=n,i.w=e,i.h=r,i.refcount=0,this.bins[n]=i,this.ref(i),i},qo.prototype.allocShelf=function(t,e,r,n){var i=this.shelves[t].alloc(e,r,n);return this.bins[n]=i,this.ref(i),i},qo.prototype.shrink=function(){if(this.shelves.length>0){for(var t=0,e=0,r=0;r<this.shelves.length;r++){var n=this.shelves[r];e+=n.h,t=Math.max(n.w-n.free,t);}this.resize(t,e);}},qo.prototype.getBin=function(t){return this.bins[t]},qo.prototype.ref=function(t){if(1==++t.refcount){var e=t.h;this.stats[e]=1+(0|this.stats[e]);}return t.refcount},qo.prototype.unref=function(t){return 0===t.refcount?0:(0==--t.refcount&&(this.stats[t.h]--,delete this.bins[t.id],this.freebins.push(t)),t.refcount)},qo.prototype.clear=function(){this.shelves=[],this.freebins=[],this.stats={},this.bins={},this.maxId=0;},qo.prototype.resize=function(t,e){this.w=t,this.h=e;for(var r=0;r<this.shelves.length;r++)this.shelves[r].resize(t);return !0},jo.prototype.alloc=function(t,e,r){if(t>this.free||e>this.h)return null;var n=this.x;return this.x+=t,this.free-=t,new function(t,e,r,n,i,a,o){this.id=t,this.x=e,this.y=r,this.w=n,this.h=i,this.maxw=a||n,this.maxh=o||i,this.refcount=0;}(r,n,this.y,t,e,t,this.h)},jo.prototype.resize=function(t){return this.free+=t-this.w,this.w=t,!0};var Uo=function(t,e){var r=e.pixelRatio;this.paddedRect=t,this.pixelRatio=r;},Ro={tl:{configurable:!0},br:{configurable:!0},displaySize:{configurable:!0}};Ro.tl.get=function(){return [this.paddedRect.x+1,this.paddedRect.y+1]},Ro.br.get=function(){return [this.paddedRect.x+this.paddedRect.w-1,this.paddedRect.y+this.paddedRect.h-1]},Ro.displaySize.get=function(){return [(this.paddedRect.w-2)/this.pixelRatio,(this.paddedRect.h-2)/this.pixelRatio]},Object.defineProperties(Uo.prototype,Ro);var No=function(t){var e={},r=new qo(0,0,{autoResize:!0}),n=[];for(var i in t){var a=t[i],o={x:0,y:0,w:a.data.width+2,h:a.data.height+2};n.push(o),e[i]=new Uo(o,a);}r.pack(n,{inPlace:!0});var s=new Xi({width:r.w,height:r.h});for(var u in t){var l=t[u],p=e[u].paddedRect;Xi.copy(l.data,s,{x:0,y:0},{x:p.x+1,y:p.y+1},l.data);}this.image=s,this.positions=e;};zr("ImagePosition",Uo),zr("ImageAtlas",No);var Zo=self.HTMLImageElement,Ho=self.HTMLCanvasElement,Xo=self.HTMLVideoElement,Jo=self.ImageData,Go=function(t,e,r,n){this.context=t,this.format=r,this.texture=t.gl.createTexture(),this.update(e,n);};Go.prototype.update=function(t,e){var r=t.width,n=t.height,i=!this.size||this.size[0]!==r||this.size[1]!==n,a=this.context,o=a.gl;this.useMipmap=Boolean(e&&e.useMipmap),o.bindTexture(o.TEXTURE_2D,this.texture),i?(this.size=[r,n],a.pixelStoreUnpack.set(1),this.format!==o.RGBA||e&&!1===e.premultiply||a.pixelStoreUnpackPremultiplyAlpha.set(!0),t instanceof Zo||t instanceof Ho||t instanceof Xo||t instanceof Jo?o.texImage2D(o.TEXTURE_2D,0,this.format,this.format,o.UNSIGNED_BYTE,t):o.texImage2D(o.TEXTURE_2D,0,this.format,r,n,0,this.format,o.UNSIGNED_BYTE,t.data)):t instanceof Zo||t instanceof Ho||t instanceof Xo||t instanceof Jo?o.texSubImage2D(o.TEXTURE_2D,0,0,0,o.RGBA,o.UNSIGNED_BYTE,t):o.texSubImage2D(o.TEXTURE_2D,0,0,0,r,n,o.RGBA,o.UNSIGNED_BYTE,t.data),this.useMipmap&&this.isSizePowerOfTwo()&&o.generateMipmap(o.TEXTURE_2D);},Go.prototype.bind=function(t,e,r){var n=this.context.gl;n.bindTexture(n.TEXTURE_2D,this.texture),r!==n.LINEAR_MIPMAP_NEAREST||this.isSizePowerOfTwo()||(r=n.LINEAR),t!==this.filter&&(n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,t),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,r||t),this.filter=t),e!==this.wrap&&(n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,e),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,e),this.wrap=e);},Go.prototype.isSizePowerOfTwo=function(){return this.size[0]===this.size[1]&&Math.log(this.size[0])/Math.LN2%1==0},Go.prototype.destroy=function(){this.context.gl.deleteTexture(this.texture),this.texture=null;};var Ko=function(t,e,r,n,i){var a,o,s=8*i-n-1,u=(1<<s)-1,l=u>>1,p=-7,h=r?i-1:0,c=r?-1:1,f=t[e+h];for(h+=c,a=f&(1<<-p)-1,f>>=-p,p+=s;p>0;a=256*a+t[e+h],h+=c,p-=8);for(o=a&(1<<-p)-1,a>>=-p,p+=n;p>0;o=256*o+t[e+h],h+=c,p-=8);if(0===a)a=1-l;else{if(a===u)return o?NaN:1/0*(f?-1:1);o+=Math.pow(2,n),a-=l;}return (f?-1:1)*o*Math.pow(2,a-n)},Yo=function(t,e,r,n,i,a){var o,s,u,l=8*a-i-1,p=(1<<l)-1,h=p>>1,c=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,f=n?0:a-1,y=n?1:-1,d=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(s=isNaN(e)?1:0,o=p):(o=Math.floor(Math.log(e)/Math.LN2),e*(u=Math.pow(2,-o))<1&&(o--,u*=2),(e+=o+h>=1?c/u:c*Math.pow(2,1-h))*u>=2&&(o++,u/=2),o+h>=p?(s=0,o=p):o+h>=1?(s=(e*u-1)*Math.pow(2,i),o+=h):(s=e*Math.pow(2,h-1)*Math.pow(2,i),o=0));i>=8;t[r+f]=255&s,f+=y,s/=256,i-=8);for(o=o<<i|s,l+=i;l>0;t[r+f]=255&o,f+=y,o/=256,l-=8);t[r+f-y]|=128*d;},$o=Wo;function Wo(t){this.buf=ArrayBuffer.isView&&ArrayBuffer.isView(t)?t:new Uint8Array(t||0),this.pos=0,this.type=0,this.length=this.buf.length;}Wo.Varint=0,Wo.Fixed64=1,Wo.Bytes=2,Wo.Fixed32=5;function Qo(t){return t.type===Wo.Bytes?t.readVarint()+t.pos:t.pos+1}function ts(t,e,r){return r?4294967296*e+(t>>>0):4294967296*(e>>>0)+(t>>>0)}function es(t,e,r){var n=e<=16383?1:e<=2097151?2:e<=268435455?3:Math.ceil(Math.log(e)/(7*Math.LN2));r.realloc(n);for(var i=r.pos-1;i>=t;i--)r.buf[i+n]=r.buf[i];}function rs(t,e){for(var r=0;r<t.length;r++)e.writeVarint(t[r]);}function ns(t,e){for(var r=0;r<t.length;r++)e.writeSVarint(t[r]);}function is(t,e){for(var r=0;r<t.length;r++)e.writeFloat(t[r]);}function as(t,e){for(var r=0;r<t.length;r++)e.writeDouble(t[r]);}function os(t,e){for(var r=0;r<t.length;r++)e.writeBoolean(t[r]);}function ss(t,e){for(var r=0;r<t.length;r++)e.writeFixed32(t[r]);}function us(t,e){for(var r=0;r<t.length;r++)e.writeSFixed32(t[r]);}function ls(t,e){for(var r=0;r<t.length;r++)e.writeFixed64(t[r]);}function ps(t,e){for(var r=0;r<t.length;r++)e.writeSFixed64(t[r]);}function hs(t,e){return (t[e]|t[e+1]<<8|t[e+2]<<16)+16777216*t[e+3]}function cs(t,e,r){t[r]=e,t[r+1]=e>>>8,t[r+2]=e>>>16,t[r+3]=e>>>24;}function fs(t,e){return (t[e]|t[e+1]<<8|t[e+2]<<16)+(t[e+3]<<24)}Wo.prototype={destroy:function(){this.buf=null;},readFields:function(t,e,r){for(r=r||this.length;this.pos<r;){var n=this.readVarint(),i=n>>3,a=this.pos;this.type=7&n,t(i,e,this),this.pos===a&&this.skip(n);}return e},readMessage:function(t,e){return this.readFields(t,e,this.readVarint()+this.pos)},readFixed32:function(){var t=hs(this.buf,this.pos);return this.pos+=4,t},readSFixed32:function(){var t=fs(this.buf,this.pos);return this.pos+=4,t},readFixed64:function(){var t=hs(this.buf,this.pos)+4294967296*hs(this.buf,this.pos+4);return this.pos+=8,t},readSFixed64:function(){var t=hs(this.buf,this.pos)+4294967296*fs(this.buf,this.pos+4);return this.pos+=8,t},readFloat:function(){var t=Ko(this.buf,this.pos,!0,23,4);return this.pos+=4,t},readDouble:function(){var t=Ko(this.buf,this.pos,!0,52,8);return this.pos+=8,t},readVarint:function(t){var e,r,n=this.buf;return e=127&(r=n[this.pos++]),r<128?e:(e|=(127&(r=n[this.pos++]))<<7,r<128?e:(e|=(127&(r=n[this.pos++]))<<14,r<128?e:(e|=(127&(r=n[this.pos++]))<<21,r<128?e:function(t,e,r){var n,i,a=r.buf;if(i=a[r.pos++],n=(112&i)>>4,i<128)return ts(t,n,e);if(i=a[r.pos++],n|=(127&i)<<3,i<128)return ts(t,n,e);if(i=a[r.pos++],n|=(127&i)<<10,i<128)return ts(t,n,e);if(i=a[r.pos++],n|=(127&i)<<17,i<128)return ts(t,n,e);if(i=a[r.pos++],n|=(127&i)<<24,i<128)return ts(t,n,e);if(i=a[r.pos++],n|=(1&i)<<31,i<128)return ts(t,n,e);throw new Error("Expected varint not more than 10 bytes")}(e|=(15&(r=n[this.pos]))<<28,t,this))))},readVarint64:function(){return this.readVarint(!0)},readSVarint:function(){var t=this.readVarint();return t%2==1?(t+1)/-2:t/2},readBoolean:function(){return Boolean(this.readVarint())},readString:function(){var t=this.readVarint()+this.pos,e=function(t,e,r){var n="",i=e;for(;i<r;){var a,o,s,u=t[i],l=null,p=u>239?4:u>223?3:u>191?2:1;if(i+p>r)break;1===p?u<128&&(l=u):2===p?128==(192&(a=t[i+1]))&&(l=(31&u)<<6|63&a)<=127&&(l=null):3===p?(a=t[i+1],o=t[i+2],128==(192&a)&&128==(192&o)&&((l=(15&u)<<12|(63&a)<<6|63&o)<=2047||l>=55296&&l<=57343)&&(l=null)):4===p&&(a=t[i+1],o=t[i+2],s=t[i+3],128==(192&a)&&128==(192&o)&&128==(192&s)&&((l=(15&u)<<18|(63&a)<<12|(63&o)<<6|63&s)<=65535||l>=1114112)&&(l=null)),null===l?(l=65533,p=1):l>65535&&(l-=65536,n+=String.fromCharCode(l>>>10&1023|55296),l=56320|1023&l),n+=String.fromCharCode(l),i+=p;}return n}(this.buf,this.pos,t);return this.pos=t,e},readBytes:function(){var t=this.readVarint()+this.pos,e=this.buf.subarray(this.pos,t);return this.pos=t,e},readPackedVarint:function(t,e){var r=Qo(this);for(t=t||[];this.pos<r;)t.push(this.readVarint(e));return t},readPackedSVarint:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readSVarint());return t},readPackedBoolean:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readBoolean());return t},readPackedFloat:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readFloat());return t},readPackedDouble:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readDouble());return t},readPackedFixed32:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readFixed32());return t},readPackedSFixed32:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed32());return t},readPackedFixed64:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readFixed64());return t},readPackedSFixed64:function(t){var e=Qo(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed64());return t},skip:function(t){var e=7&t;if(e===Wo.Varint)for(;this.buf[this.pos++]>127;);else if(e===Wo.Bytes)this.pos=this.readVarint()+this.pos;else if(e===Wo.Fixed32)this.pos+=4;else{if(e!==Wo.Fixed64)throw new Error("Unimplemented type: "+e);this.pos+=8;}},writeTag:function(t,e){this.writeVarint(t<<3|e);},realloc:function(t){for(var e=this.length||16;e<this.pos+t;)e*=2;if(e!==this.length){var r=new Uint8Array(e);r.set(this.buf),this.buf=r,this.length=e;}},finish:function(){return this.length=this.pos,this.pos=0,this.buf.subarray(0,this.length)},writeFixed32:function(t){this.realloc(4),cs(this.buf,t,this.pos),this.pos+=4;},writeSFixed32:function(t){this.realloc(4),cs(this.buf,t,this.pos),this.pos+=4;},writeFixed64:function(t){this.realloc(8),cs(this.buf,-1&t,this.pos),cs(this.buf,Math.floor(t*(1/4294967296)),this.pos+4),this.pos+=8;},writeSFixed64:function(t){this.realloc(8),cs(this.buf,-1&t,this.pos),cs(this.buf,Math.floor(t*(1/4294967296)),this.pos+4),this.pos+=8;},writeVarint:function(t){(t=+t||0)>268435455||t<0?function(t,e){var r,n;t>=0?(r=t%4294967296|0,n=t/4294967296|0):(n=~(-t/4294967296),4294967295^(r=~(-t%4294967296))?r=r+1|0:(r=0,n=n+1|0));if(t>=0x10000000000000000||t<-0x10000000000000000)throw new Error("Given varint doesn't fit into 10 bytes");e.realloc(10),function(t,e,r){r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos++]=127&t|128,t>>>=7,r.buf[r.pos]=127&t;}(r,0,e),function(t,e){var r=(7&t)<<4;if(e.buf[e.pos++]|=r|((t>>>=3)?128:0),!t)return;if(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),!t)return;if(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),!t)return;if(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),!t)return;if(e.buf[e.pos++]=127&t|((t>>>=7)?128:0),!t)return;e.buf[e.pos++]=127&t;}(n,e);}(t,this):(this.realloc(4),this.buf[this.pos++]=127&t|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=127&(t>>>=7)|(t>127?128:0),t<=127||(this.buf[this.pos++]=t>>>7&127))));},writeSVarint:function(t){this.writeVarint(t<0?2*-t-1:2*t);},writeBoolean:function(t){this.writeVarint(Boolean(t));},writeString:function(t){t=String(t),this.realloc(4*t.length),this.pos++;var e=this.pos;this.pos=function(t,e,r){for(var n,i,a=0;a<e.length;a++){if((n=e.charCodeAt(a))>55295&&n<57344){if(!i){n>56319||a+1===e.length?(t[r++]=239,t[r++]=191,t[r++]=189):i=n;continue}if(n<56320){t[r++]=239,t[r++]=191,t[r++]=189,i=n;continue}n=i-55296<<10|n-56320|65536,i=null;}else i&&(t[r++]=239,t[r++]=191,t[r++]=189,i=null);n<128?t[r++]=n:(n<2048?t[r++]=n>>6|192:(n<65536?t[r++]=n>>12|224:(t[r++]=n>>18|240,t[r++]=n>>12&63|128),t[r++]=n>>6&63|128),t[r++]=63&n|128);}return r}(this.buf,t,this.pos);var r=this.pos-e;r>=128&&es(e,r,this),this.pos=e-1,this.writeVarint(r),this.pos+=r;},writeFloat:function(t){this.realloc(4),Yo(this.buf,t,this.pos,!0,23,4),this.pos+=4;},writeDouble:function(t){this.realloc(8),Yo(this.buf,t,this.pos,!0,52,8),this.pos+=8;},writeBytes:function(t){var e=t.length;this.writeVarint(e),this.realloc(e);for(var r=0;r<e;r++)this.buf[this.pos++]=t[r];},writeRawMessage:function(t,e){this.pos++;var r=this.pos;t(e,this);var n=this.pos-r;n>=128&&es(r,n,this),this.pos=r-1,this.writeVarint(n),this.pos+=n;},writeMessage:function(t,e,r){this.writeTag(t,Wo.Bytes),this.writeRawMessage(e,r);},writePackedVarint:function(t,e){this.writeMessage(t,rs,e);},writePackedSVarint:function(t,e){this.writeMessage(t,ns,e);},writePackedBoolean:function(t,e){this.writeMessage(t,os,e);},writePackedFloat:function(t,e){this.writeMessage(t,is,e);},writePackedDouble:function(t,e){this.writeMessage(t,as,e);},writePackedFixed32:function(t,e){this.writeMessage(t,ss,e);},writePackedSFixed32:function(t,e){this.writeMessage(t,us,e);},writePackedFixed64:function(t,e){this.writeMessage(t,ls,e);},writePackedSFixed64:function(t,e){this.writeMessage(t,ps,e);},writeBytesField:function(t,e){this.writeTag(t,Wo.Bytes),this.writeBytes(e);},writeFixed32Field:function(t,e){this.writeTag(t,Wo.Fixed32),this.writeFixed32(e);},writeSFixed32Field:function(t,e){this.writeTag(t,Wo.Fixed32),this.writeSFixed32(e);},writeFixed64Field:function(t,e){this.writeTag(t,Wo.Fixed64),this.writeFixed64(e);},writeSFixed64Field:function(t,e){this.writeTag(t,Wo.Fixed64),this.writeSFixed64(e);},writeVarintField:function(t,e){this.writeTag(t,Wo.Varint),this.writeVarint(e);},writeSVarintField:function(t,e){this.writeTag(t,Wo.Varint),this.writeSVarint(e);},writeStringField:function(t,e){this.writeTag(t,Wo.Bytes),this.writeString(e);},writeFloatField:function(t,e){this.writeTag(t,Wo.Fixed32),this.writeFloat(e);},writeDoubleField:function(t,e){this.writeTag(t,Wo.Fixed64),this.writeDouble(e);},writeBooleanField:function(t,e){this.writeVarintField(t,Boolean(e));}};var ys=3;function ds(t,e,r){1===t&&r.readMessage(ms,e);}function ms(t,e,r){if(3===t){var n=r.readMessage(vs,{}),i=n.id,a=n.bitmap,o=n.width,s=n.height,u=n.left,l=n.top,p=n.advance;e.push({id:i,bitmap:new Hi({width:o+2*ys,height:s+2*ys},a),metrics:{width:o,height:s,left:u,top:l,advance:p}});}}function vs(t,e,r){1===t?e.id=r.readVarint():2===t?e.bitmap=r.readBytes():3===t?e.width=r.readVarint():4===t?e.height=r.readVarint():5===t?e.left=r.readSVarint():6===t?e.top=r.readSVarint():7===t&&(e.advance=r.readVarint());}var gs=ys,xs=function(t,e,r){this.target=t,this.parent=e,this.mapId=r,this.callbacks={},this.callbackID=0,y(["receive"],this),this.target.addEventListener("message",this.receive,!1);};function bs(t,e,r){var n=2*Math.PI*6378137/256/Math.pow(2,r);return [t*n-2*Math.PI*6378137/2,e*n-2*Math.PI*6378137/2]}xs.prototype.send=function(t,e,r,n){var i=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[i]=r);var a=[];this.target.postMessage({targetMapId:n,sourceMapId:this.mapId,type:t,id:String(i),data:Br(e,a)},a);},xs.prototype.receive=function(t){var e,r=this,n=t.data,i=n.id;if(!n.targetMapId||this.mapId===n.targetMapId){var a=function(t,e){var n=[];r.target.postMessage({sourceMapId:r.mapId,type:"<response>",id:String(i),error:t?Br(t):null,data:Br(e,n)},n);};if("<response>"===n.type)e=this.callbacks[n.id],delete this.callbacks[n.id],e&&n.error?e(Ir(n.error)):e&&e(null,Ir(n.data));else if(void 0!==n.id&&this.parent[n.type])this.parent[n.type](n.sourceMapId,Ir(n.data),a);else if(void 0!==n.id&&this.parent.getWorkerSource){var o=n.type.split("."),s=Ir(n.data);this.parent.getWorkerSource(n.sourceMapId,o[0],s.source)[o[1]](s,a);}else this.parent[n.type](Ir(n.data));}},xs.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1);};var ws=function(t,e,r){this.z=t,this.x=e,this.y=r,this.key=ks(0,t,e,r);};ws.prototype.equals=function(t){return this.z===t.z&&this.x===t.x&&this.y===t.y},ws.prototype.url=function(t,e){var r,n,i,a,o,s=(r=this.x,n=this.y,i=this.z,a=bs(256*r,256*(n=Math.pow(2,i)-n-1),i),o=bs(256*(r+1),256*(n+1),i),a[0]+","+a[1]+","+o[0]+","+o[1]),u=function(t,e,r){for(var n,i="",a=t;a>0;a--)i+=(e&(n=1<<a-1)?1:0)+(r&n?2:0);return i}(this.z,this.x,this.y);return t[(this.x+this.y)%t.length].replace("{prefix}",(this.x%16).toString(16)+(this.y%16).toString(16)).replace("{z}",String(this.z)).replace("{x}",String(this.x)).replace("{y}",String("tms"===e?Math.pow(2,this.z)-this.y-1:this.y)).replace("{quadkey}",u).replace("{bbox-epsg-3857}",s)};var _s=function(t,e){this.wrap=t,this.canonical=e,this.key=ks(t,e.z,e.x,e.y);},As=function(t,e,r,n,i){this.overscaledZ=t,this.wrap=e,this.canonical=new ws(r,+n,+i),this.key=ks(e,t,n,i);};function ks(t,e,r,n){(t*=2)<0&&(t=-1*t-1);var i=1<<e;return 32*(i*i*t+i*n+r)+e}As.prototype.equals=function(t){return this.overscaledZ===t.overscaledZ&&this.wrap===t.wrap&&this.canonical.equals(t.canonical)},As.prototype.scaledTo=function(t){var e=this.canonical.z-t;return t>this.canonical.z?new As(t,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y):new As(t,this.wrap,t,this.canonical.x>>e,this.canonical.y>>e)},As.prototype.isChildOf=function(t){var e=this.canonical.z-t.canonical.z;return 0===t.overscaledZ||t.overscaledZ<this.overscaledZ&&t.canonical.x===this.canonical.x>>e&&t.canonical.y===this.canonical.y>>e},As.prototype.children=function(t){if(this.overscaledZ>=t)return [new As(this.overscaledZ+1,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y)];var e=this.canonical.z+1,r=2*this.canonical.x,n=2*this.canonical.y;return [new As(e,this.wrap,e,r,n),new As(e,this.wrap,e,r+1,n),new As(e,this.wrap,e,r,n+1),new As(e,this.wrap,e,r+1,n+1)]},As.prototype.isLessThan=function(t){return this.wrap<t.wrap||!(this.wrap>t.wrap)&&(this.overscaledZ<t.overscaledZ||!(this.overscaledZ>t.overscaledZ)&&(this.canonical.x<t.canonical.x||!(this.canonical.x>t.canonical.x)&&this.canonical.y<t.canonical.y))},As.prototype.wrapped=function(){return new As(this.overscaledZ,0,this.canonical.z,this.canonical.x,this.canonical.y)},As.prototype.unwrapTo=function(t){return new As(this.overscaledZ,t,this.canonical.z,this.canonical.x,this.canonical.y)},As.prototype.overscaleFactor=function(){return Math.pow(2,this.overscaledZ-this.canonical.z)},As.prototype.toUnwrapped=function(){return new _s(this.wrap,this.canonical)},As.prototype.toString=function(){return this.overscaledZ+"/"+this.canonical.x+"/"+this.canonical.y},As.prototype.toCoordinate=function(){return new i(this.canonical.x+Math.pow(2,this.wrap),this.canonical.y,this.canonical.z)},zr("CanonicalTileID",ws),zr("OverscaledTileID",As,{omit:["posMatrix"]});var Ss=function(t,e,r){if(this.uid=t,e.height!==e.width)throw new RangeError("DEM tiles must be square");if(r&&"mapbox"!==r&&"terrarium"!==r)return b('"'+r+'" is not a valid encoding type. Valid types include "mapbox" and "terrarium".');var n=this.dim=e.height;this.border=Math.max(Math.ceil(e.height/2),1),this.stride=this.dim+2*this.border,this.data=new Int32Array(this.stride*this.stride);for(var i=e.data,a="terrarium"===r?this._unpackTerrarium:this._unpackMapbox,o=0;o<n;o++)for(var s=0;s<n;s++){var u=4*(o*n+s);this.set(s,o,a(i[u],i[u+1],i[u+2]));}for(var l=0;l<n;l++)this.set(-1,l,this.get(0,l)),this.set(n,l,this.get(n-1,l)),this.set(l,-1,this.get(l,0)),this.set(l,n,this.get(l,n-1));this.set(-1,-1,this.get(0,0)),this.set(n,-1,this.get(n-1,0)),this.set(-1,n,this.get(0,n-1)),this.set(n,n,this.get(n-1,n-1));};Ss.prototype.set=function(t,e,r){this.data[this._idx(t,e)]=r+65536;},Ss.prototype.get=function(t,e){return this.data[this._idx(t,e)]-65536},Ss.prototype._idx=function(t,e){if(t<-this.border||t>=this.dim+this.border||e<-this.border||e>=this.dim+this.border)throw new RangeError("out of range source coordinates for DEM data");return (e+this.border)*this.stride+(t+this.border)},Ss.prototype._unpackMapbox=function(t,e,r){return (256*t*256+256*e+r)/10-1e4},Ss.prototype._unpackTerrarium=function(t,e,r){return 256*t+e+r/256-32768},Ss.prototype.getPixels=function(){return new Xi({width:this.dim+2*this.border,height:this.dim+2*this.border},new Uint8Array(this.data.buffer))},Ss.prototype.backfillBorder=function(t,e,r){if(this.dim!==t.dim)throw new Error("dem dimension mismatch");var n=e*this.dim,i=e*this.dim+this.dim,a=r*this.dim,o=r*this.dim+this.dim;switch(e){case-1:n=i-1;break;case 1:i=n+1;}switch(r){case-1:a=o-1;break;case 1:o=a+1;}for(var s=p(n,-this.border,this.dim+this.border),u=p(i,-this.border,this.dim+this.border),l=p(a,-this.border,this.dim+this.border),h=p(o,-this.border,this.dim+this.border),c=-e*this.dim,f=-r*this.dim,y=l;y<h;y++)for(var d=s;d<u;d++)this.set(d,y,t.get(d+c,y+f));},zr("DEMData",Ss);var zs=un([{name:"a_pos",type:"Int16",components:2},{name:"a_texture_pos",type:"Int16",components:2}]);var Ms=function(t){this._stringToNumber={},this._numberToString=[];for(var e=0;e<t.length;e++){var r=t[e];this._stringToNumber[r]=e,this._numberToString[e]=r;}};Ms.prototype.encode=function(t){return this._stringToNumber[t]},Ms.prototype.decode=function(t){return this._numberToString[t]};var Bs=function(t,e,r,n){this.type="Feature",this._vectorTileFeature=t,t._z=e,t._x=r,t._y=n,this.properties=t.properties,null!=t.id&&(this.id=t.id);},Is={geometry:{configurable:!0}};Is.geometry.get=function(){return void 0===this._geometry&&(this._geometry=this._vectorTileFeature.toGeoJSON(this._vectorTileFeature._x,this._vectorTileFeature._y,this._vectorTileFeature._z).geometry),this._geometry},Is.geometry.set=function(t){this._geometry=t;},Bs.prototype.toJSON=function(){var t={geometry:this.geometry};for(var e in this)"_geometry"!==e&&"_vectorTileFeature"!==e&&(t[e]=this[e]);return t},Object.defineProperties(Bs.prototype,Is);var Vs=function(){this.state={},this.stateChanges={};};Vs.prototype.updateState=function(t,e,r){e=String(e),this.stateChanges[t]=this.stateChanges[t]||{},this.stateChanges[t][e]=this.stateChanges[t][e]||{},h(this.stateChanges[t][e],r);},Vs.prototype.getState=function(t,e){e=String(e);var r=this.state[t]||{},n=this.stateChanges[t]||{};return h({},r[e],n[e])},Vs.prototype.initializeTileState=function(t,e){t.setFeatureState(this.state,e);},Vs.prototype.coalesceChanges=function(t,e){var r={};for(var n in this.stateChanges){this.state[n]=this.state[n]||{};var i={};for(var a in this.stateChanges[n])this.state[n][a]||(this.state[n][a]={}),h(this.state[n][a],this.stateChanges[n][a]),i[a]=this.state[n][a];r[n]=i;}if(this.stateChanges={},0!==Object.keys(r).length)for(var o in t){t[o].setFeatureState(r,e);}};var Cs=function(t,e,r){this.tileID=t,this.x=t.canonical.x,this.y=t.canonical.y,this.z=t.canonical.z,this.grid=e||new wr(Kn,16,0),this.featureIndexArray=r||new On;};function Ts(t,e){return e-t}Cs.prototype.insert=function(t,e,r,n,i){var a=this.featureIndexArray.length;this.featureIndexArray.emplaceBack(r,n,i);for(var o=0;o<e.length;o++){for(var s=e[o],u=[1/0,1/0,-1/0,-1/0],l=0;l<s.length;l++){var p=s[l];u[0]=Math.min(u[0],p.x),u[1]=Math.min(u[1],p.y),u[2]=Math.max(u[2],p.x),u[3]=Math.max(u[3],p.y);}u[0]<Kn&&u[1]<Kn&&u[2]>=0&&u[3]>=0&&this.grid.insert(a,u[0],u[1],u[2],u[3]);}},Cs.prototype.loadVTLayers=function(){return this.vtLayers||(this.vtLayers=new to.VectorTile(new $o(this.rawTileData)).layers,this.sourceLayerCoder=new Ms(this.vtLayers?Object.keys(this.vtLayers).sort():["_geojsonTileLayer"])),this.vtLayers},Cs.prototype.query=function(t,e,r){var n=this;this.loadVTLayers();for(var i=t.params||{},a=Kn/t.tileSize/t.scale,o=Ke(i.filter),s=t.queryGeometry,u=t.queryPadding*a,l=1/0,p=1/0,h=-1/0,c=-1/0,f=0;f<s.length;f++)for(var y=s[f],d=0;d<y.length;d++){var m=y[d];l=Math.min(l,m.x),p=Math.min(p,m.y),h=Math.max(h,m.x),c=Math.max(c,m.y);}var v=this.grid.query(l-u,p-u,h+u,c+u);v.sort(Ts);for(var g,x={},b=function(u){var l=v[u];if(l!==g){g=l;var p=n.featureIndexArray.get(l),h=null;n.loadMatchingFeature(x,p.bucketIndex,p.sourceLayerIndex,p.featureIndex,o,i.layers,e,function(e,i){h||(h=Wn(e));var o={};return e.id&&(o=r.getState(i.sourceLayer||"_geojsonTileLayer",String(e.id))),i.queryIntersectsFeature(s,e,o,h,n.z,t.transform,a,t.posMatrix)});}},w=0;w<v.length;w++)b(w);return x},Cs.prototype.loadMatchingFeature=function(t,e,r,n,i,a,o,s){var u=this.bucketLayerIDs[e];if(!a||function(t,e){for(var r=0;r<t.length;r++)if(e.indexOf(t[r])>=0)return !0;return !1}(a,u)){var l=this.sourceLayerCoder.decode(r),p=this.vtLayers[l].feature(n);if(i(new Nr(this.tileID.overscaledZ),p))for(var h=0;h<u.length;h++){var c=u[h];if(!(a&&a.indexOf(c)<0)){var f=o[c];if(f&&(!s||s(p,f))){var y=new Bs(p,this.z,this.x,this.y);y.layer=f.serialize();var d=t[c];void 0===d&&(d=t[c]=[]),d.push({featureIndex:n,feature:y});}}}}},Cs.prototype.lookupSymbolFeatures=function(t,e,r,n,i,a){var o={};this.loadVTLayers();for(var s=Ke(n),u=0,l=t;u<l.length;u+=1){var p=l[u];this.loadMatchingFeature(o,e,r,p,s,i,a);}return o},Cs.prototype.hasLayer=function(t){for(var e=0,r=this.bucketLayerIDs;e<r.length;e+=1)for(var n=0,i=r[e];n<i.length;n+=1){if(t===i[n])return !0}return !1},zr("FeatureIndex",Cs,{omit:["rawTileData","sourceLayerCoder"]});var Es=function(t,e){this.tileID=t,this.uid=f(),this.uses=0,this.tileSize=e,this.buckets={},this.expirationTime=null,this.queryPadding=0,this.hasSymbolBuckets=!1,this.expiredRequestCount=0,this.state="loading";};Es.prototype.registerFadeDuration=function(t){var e=t+this.timeAdded;e<z.now()||this.fadeEndTime&&e<this.fadeEndTime||(this.fadeEndTime=e);},Es.prototype.wasRequested=function(){return "errored"===this.state||"loaded"===this.state||"reloading"===this.state},Es.prototype.loadVectorData=function(t,e,r){if(this.hasData()&&this.unloadVectorData(),this.state="loaded",t){for(var n in t.featureIndex&&(this.latestFeatureIndex=t.featureIndex,t.rawTileData?(this.latestRawTileData=t.rawTileData,this.latestFeatureIndex.rawTileData=t.rawTileData):this.latestRawTileData&&(this.latestFeatureIndex.rawTileData=this.latestRawTileData)),this.collisionBoxArray=t.collisionBoxArray,this.buckets=function(t,e){var r={};if(!e)return r;for(var n=0,i=t;n<i.length;n+=1){var a=i[n],o=a.layerIds.map(function(t){return e.getLayer(t)}).filter(Boolean);if(0!==o.length){a.layers=o,a.stateDependentLayers=o.filter(function(t){return t.isStateDependent()});for(var s=0,u=o;s<u.length;s+=1)r[u[s].id]=a;}}return r}(t.buckets,e.style),this.hasSymbolBuckets=!1,this.buckets){var i=this.buckets[n];if(i instanceof Co){if(this.hasSymbolBuckets=!0,!r)break;i.justReloaded=!0;}}for(var a in this.queryPadding=0,this.buckets){var o=this.buckets[a];this.queryPadding=Math.max(this.queryPadding,e.style.getLayer(a).queryRadius(o));}t.iconAtlasImage&&(this.iconAtlasImage=t.iconAtlasImage),t.glyphAtlasImage&&(this.glyphAtlasImage=t.glyphAtlasImage);}else this.collisionBoxArray=new In;},Es.prototype.unloadVectorData=function(){for(var t in this.buckets)this.buckets[t].destroy();this.buckets={},this.iconAtlasTexture&&this.iconAtlasTexture.destroy(),this.glyphAtlasTexture&&this.glyphAtlasTexture.destroy(),this.latestFeatureIndex=null,this.state="unloaded";},Es.prototype.unloadDEMData=function(){this.dem=null,this.neighboringTiles=null,this.state="unloaded";},Es.prototype.getBucket=function(t){return this.buckets[t.id]},Es.prototype.upload=function(t){for(var e in this.buckets){var r=this.buckets[e];r.uploadPending()&&r.upload(t);}var n=t.gl;this.iconAtlasImage&&(this.iconAtlasTexture=new Go(t,this.iconAtlasImage,n.RGBA),this.iconAtlasImage=null),this.glyphAtlasImage&&(this.glyphAtlasTexture=new Go(t,this.glyphAtlasImage,n.ALPHA),this.glyphAtlasImage=null);},Es.prototype.queryRenderedFeatures=function(t,e,r,n,i,a,o,s){return this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData?this.latestFeatureIndex.query({queryGeometry:r,scale:n,tileSize:this.tileSize,posMatrix:s,transform:a,params:i,queryPadding:this.queryPadding*o},t,e):{}},Es.prototype.querySourceFeatures=function(t,e){if(this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData){var r=this.latestFeatureIndex.loadVTLayers(),n=e?e.sourceLayer:"",i=r._geojsonTileLayer||r[n];if(i)for(var a=Ke(e&&e.filter),o=this.tileID.canonical,s=o.z,u=o.x,l=o.y,p={z:s,x:u,y:l},h=0;h<i.length;h++){var c=i.feature(h);if(a(new Nr(this.tileID.overscaledZ),c)){var f=new Bs(c,s,u,l);f.tile=p,t.push(f);}}}},Es.prototype.clearMask=function(){this.segments&&(this.segments.destroy(),delete this.segments),this.maskedBoundsBuffer&&(this.maskedBoundsBuffer.destroy(),delete this.maskedBoundsBuffer),this.maskedIndexBuffer&&(this.maskedIndexBuffer.destroy(),delete this.maskedIndexBuffer);},Es.prototype.setMask=function(t,e){if(!s(this.mask,t)&&(this.mask=t,this.clearMask(),!s(t,{0:!0}))){var r=new hn,n=new kn;this.segments=new jn,this.segments.prepareSegment(0,r,n);for(var i=Object.keys(t),o=0;o<i.length;o++){var u=t[i[o]],l=Kn>>u.z,p=new a(u.x*l,u.y*l),h=new a(p.x+l,p.y+l),c=this.segments.prepareSegment(4,r,n);r.emplaceBack(p.x,p.y,p.x,p.y),r.emplaceBack(h.x,p.y,h.x,p.y),r.emplaceBack(p.x,h.y,p.x,h.y),r.emplaceBack(h.x,h.y,h.x,h.y);var f=c.vertexLength;n.emplaceBack(f,f+1,f+2),n.emplaceBack(f+1,f+2,f+3),c.vertexLength+=4,c.primitiveLength+=2;}this.maskedBoundsBuffer=e.createVertexBuffer(r,zs.members),this.maskedIndexBuffer=e.createIndexBuffer(n);}},Es.prototype.hasData=function(){return "loaded"===this.state||"reloading"===this.state||"expired"===this.state},Es.prototype.setExpiryData=function(t){var e=this.expirationTime;if(t.cacheControl){var r=function(t){var e={};if(t.replace(/(?:^|(?:\s*\,\s*))([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)(?:\=(?:([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)|(?:\"((?:[^"\\]|\\.)*)\")))?/g,function(t,r,n,i){var a=n||i;return e[r]=!a||a.toLowerCase(),""}),e["max-age"]){var r=parseInt(e["max-age"],10);isNaN(r)?delete e["max-age"]:e["max-age"]=r;}return e}(t.cacheControl);r["max-age"]&&(this.expirationTime=Date.now()+1e3*r["max-age"]);}else t.expires&&(this.expirationTime=new Date(t.expires).getTime());if(this.expirationTime){var n=Date.now(),i=!1;if(this.expirationTime>n)i=!1;else if(e)if(this.expirationTime<e)i=!0;else{var a=this.expirationTime-e;a?this.expirationTime=n+Math.max(a,3e4):i=!0;}else i=!0;i?(this.expiredRequestCount++,this.state="expired"):this.expiredRequestCount=0;}},Es.prototype.getExpiryTimeout=function(){if(this.expirationTime)return this.expiredRequestCount?1e3*(1<<Math.min(this.expiredRequestCount-1,31)):Math.min(this.expirationTime-(new Date).getTime(),Math.pow(2,31)-1)},Es.prototype.setFeatureState=function(t,e){if(this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData&&0!==Object.keys(t).length){var r=this.latestFeatureIndex.loadVTLayers();for(var n in this.buckets){var i=this.buckets[n],a=i.layers[0].sourceLayer||"_geojsonTileLayer",o=r[a],s=t[a];o&&s&&0!==Object.keys(s).length&&(i.update(s,o),e&&e.style&&(this.queryPadding=Math.max(this.queryPadding,e.style.getLayer(n).queryRadius(i))));}}},Es.prototype.holdingForFade=function(){return void 0!==this.symbolFadeHoldUntil},Es.prototype.symbolFadeFinished=function(){return !this.symbolFadeHoldUntil||this.symbolFadeHoldUntil<z.now()},Es.prototype.clearFadeHold=function(){this.symbolFadeHoldUntil=void 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Q=0,$=r.geometry;Q<$.length;Q+=1)for(var K=0,ee=$[Q];K<ee.length;K+=1){var te=ee[K];D([te],new e.Anchor(te.x,te.y,0));}}function S(t,r,n,i,o,a,s,l,u,h,c,f){var p=function(t,r,n,i,o,a){for(var s=n.layout.get("text-rotate").evaluate(o,{})*Math.PI/180,l=n.layout.get("text-offset").evaluate(o,{}).map(function(e){return 24*e}),u=r.positionedGlyphs,h=[],c=0;c<u.length;c++){var f=u[c],p=a[f.fontStack],d=p&&p[f.glyph];if(d){var g=d.rect;if(g){var m=e.GLYPH_PBF_BORDER+1,v=d.metrics.advance*f.scale/2,y=i?[f.x+v,f.y]:[0,0],x=i?[0,0]:[f.x+v+l[0],f.y+l[1]],w=(d.metrics.left-m)*f.scale-v+x[0],S=(-d.metrics.top-m)*f.scale+x[1],M=w+g.w*f.scale,b=S+g.h*f.scale,P=new e.Point(w,S),_=new e.Point(M,S),I=new e.Point(w,b),T=new e.Point(M,b);if(i&&f.vertical){var k=new e.Point(-v,v),z=-Math.PI/2,L=new e.Point(5,0);P._rotateAround(z,k)._add(L),_._rotateAround(z,k)._add(L),I._rotateAround(z,k)._add(L),T._rotateAround(z,k)._add(L);}if(s){var 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e.OverscaledTileID(t.tileID.overscaledZ,t.tileID.wrap,t.tileID.canonical.z,t.tileID.canonical.x,t.tileID.canonical.y),this.uid=t.uid,this.zoom=t.zoom,this.pixelRatio=t.pixelRatio,this.tileSize=t.tileSize,this.source=t.source,this.overscaling=this.tileID.overscaleFactor(),this.showCollisionBoxes=t.showCollisionBoxes,this.collectResourceTiming=!!t.collectResourceTiming;};function _(t,r){for(var n=new e.EvaluationParameters(r),i=0,o=t;i<o.length;i+=1){o[i].recalculate(n);}}P.prototype.parse=function(t,r,n,i){var o=this;this.status="parsing",this.data=t,this.collisionBoxArray=new e.CollisionBoxArray;var a=new e.DictionaryCoder(Object.keys(t.layers).sort()),s=new e.FeatureIndex(this.tileID);s.bucketLayerIDs=[];var l,u,h,c={},f={featureIndex:s,iconDependencies:{},glyphDependencies:{}},p=r.familiesBySource[this.source];for(var d in p){var g=t.layers[d];if(g){1===g.version&&e.warnOnce('Vector tile source "'+o.source+'" layer "'+d+'" does not use vector tile spec v2 and therefore may have some 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n=this,i=t.uid;this.loading||(this.loading={});var o=!!(t&&t.request&&t.request.collectResourceTiming)&&new T.Performance(t.request),a=this.loading[i]=new P(t);a.abort=this.loadVectorData(t,function(t,s){if(delete n.loading[i],t||!s)return r(t);var l=s.rawData,u={};s.expires&&(u.expires=s.expires),s.cacheControl&&(u.cacheControl=s.cacheControl);var h={};if(o){var c=o.finish();c&&(h.resourceTiming=JSON.parse(JSON.stringify(c)));}a.vectorTile=s.vectorTile,a.parse(s.vectorTile,n.layerIndex,n.actor,function(t,n){if(t||!n)return r(t);r(null,e.extend({rawTileData:l.slice(0)},n,u,h));}),n.loaded=n.loaded||{},n.loaded[i]=a;});},L.prototype.reloadTile=function(e,t){var r=this.loaded,n=e.uid,i=this;if(r&&r[n]){var o=r[n];o.showCollisionBoxes=e.showCollisionBoxes;var a=function(e,r){var n=o.reloadCallback;n&&(delete 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Uint8Array(o)),t(null,{vectorTile:i,rawData:o.buffer});}q.fromVectorTileJs=U,q.fromGeojsonVt=H,q.GeoJSONWrapper=Q,ce.prototype={range:function(e,t,r,n){return function(e,t,r,n,i,o,a){for(var s,l,u=[0,e.length-1,0],h=[];u.length;){var c=u.pop(),f=u.pop(),p=u.pop();if(f-p<=a)for(var d=p;d<=f;d++)s=t[2*d],l=t[2*d+1],s>=r&&s<=i&&l>=n&&l<=o&&h.push(e[d]);else{var g=Math.floor((p+f)/2);s=t[2*g],l=t[2*g+1],s>=r&&s<=i&&l>=n&&l<=o&&h.push(e[g]);var m=(c+1)%2;(0===c?r<=s:n<=l)&&(u.push(p),u.push(g-1),u.push(m)),(0===c?i>=s:o>=l)&&(u.push(g+1),u.push(f),u.push(m));}}return h}(this.ids,this.coords,e,t,r,n,this.nodeSize)},within:function(e,t,r){return function(e,t,r,n,i,o){for(var a=[0,e.length-1,0],s=[],l=i*i;a.length;){var u=a.pop(),h=a.pop(),c=a.pop();if(h-c<=o)for(var f=c;f<=h;f++)ue(t[2*f],t[2*f+1],r,n)<=l&&s.push(e[f]);else{var p=Math.floor((c+h)/2),d=t[2*p],g=t[2*p+1];ue(d,g,r,n)<=l&&s.push(e[p]);var m=(u+1)%2;(0===u?r-i<=d:n-i<=g)&&(a.push(c),a.push(p-1),a.push(m)),(0===u?r+i>=d:n+i>=g)&&(a.push(p+1),a.push(h),a.push(m));}}return s}(this.ids,this.coords,e,t,r,this.nodeSize)}},de.prototype={options:{minZoom:0,maxZoom:16,radius:40,extent:512,nodeSize:64,log:!1,reduce:null,initial:function(){return {}},map:function(e){return e}},load:function(e){var t=this.options.log;t&&console.time("total time");var r="prepare "+e.length+" points";t&&console.time(r),this.points=e;for(var n,i,o,a=[],s=0;s<e.length;s++)e[s].geometry&&a.push((n=e[s],i=s,void 0,{x:ye((o=n.geometry.coordinates)[0]),y:xe(o[1]),zoom:1/0,index:i,parentId:-1}));this.trees[this.options.maxZoom+1]=he(a,Se,Me,this.options.nodeSize,Float32Array),t&&console.timeEnd(r);for(var l=this.options.maxZoom;l>=this.options.minZoom;l--){var u=+Date.now();a=this._cluster(a,l),this.trees[l]=he(a,Se,Me,this.options.nodeSize,Float32Array),t&&console.log("z%d: %d clusters in %dms",l,a.length,+Date.now()-u);}return t&&console.timeEnd("total time"),this},getClusters:function(e,t){var r=((e[0]+180)%360+360)%360-180,n=Math.max(-90,Math.min(90,e[1])),i=180===e[2]?180:((e[2]+180)%360+360)%360-180,o=Math.max(-90,Math.min(90,e[3]));if(e[2]-e[0]>=360)r=-180,i=180;else if(r>i){var a=this.getClusters([r,n,180,o],t),s=this.getClusters([-180,n,i,o],t);return a.concat(s)}for(var l=this.trees[this._limitZoom(t)],u=l.range(ye(r),xe(o),ye(i),xe(n)),h=[],c=0;c<u.length;c++){var f=l.points[u[c]];h.push(f.numPoints?me(f):this.points[f.index]);}return h},getChildren:function(e){var t=e>>5,r=e%32,n="No cluster with the specified id.",i=this.trees[r];if(!i)throw new Error(n);var o=i.points[t];if(!o)throw new Error(n);for(var a=this.options.radius/(this.options.extent*Math.pow(2,r-1)),s=i.within(o.x,o.y,a),l=[],u=0;u<s.length;u++){var h=i.points[s[u]];h.parentId===e&&l.push(h.numPoints?me(h):this.points[h.index]);}if(0===l.length)throw new Error(n);return l},getLeaves:function(e,t,r){t=t||10,r=r||0;var n=[];return this._appendLeaves(n,e,t,r,0),n},getTile:function(e,t,r){var n=this.trees[this._limitZoom(e)],i=Math.pow(2,e),o=this.options.extent,a=this.options.radius/o,s=(r-a)/i,l=(r+1+a)/i,u={features:[]};return this._addTileFeatures(n.range((t-a)/i,s,(t+1+a)/i,l),n.points,t,r,i,u),0===t&&this._addTileFeatures(n.range(1-a/i,s,1,l),n.points,i,r,i,u),t===i-1&&this._addTileFeatures(n.range(0,s,a/i,l),n.points,-1,r,i,u),u.features.length?u:null},getClusterExpansionZoom:function(e){for(var t=e%32-1;t<this.options.maxZoom;){var r=this.getChildren(e);if(t++,1!==r.length)break;e=r[0].properties.cluster_id;}return t},_appendLeaves:function(e,t,r,n,i){for(var o=this.getChildren(t),a=0;a<o.length;a++){var s=o[a].properties;if(s&&s.cluster?i+s.point_count<=n?i+=s.point_count:i=this._appendLeaves(e,s.cluster_id,r,n,i):i<n?i++:e.push(o[a]),e.length===r)break}return i},_addTileFeatures:function(e,t,r,n,i,o){for(var a=0;a<e.length;a++){var s=t[e[a]],l={type:1,geometry:[[Math.round(this.options.extent*(s.x*i-r)),Math.round(this.options.extent*(s.y*i-n))]],tags:s.numPoints?ve(s):this.points[s.index].properties},u=s.numPoints?s.id:this.points[s.index].id;void 0!==u&&(l.id=u),o.features.push(l);}},_limitZoom:function(e){return Math.max(this.options.minZoom,Math.min(e,this.options.maxZoom+1))},_cluster:function(e,t){for(var r=[],n=this.options.radius/(this.options.extent*Math.pow(2,t)),i=0;i<e.length;i++){var o=e[i];if(!(o.zoom<=t)){o.zoom=t;var a=this.trees[t+1],s=a.within(o.x,o.y,n),l=o.numPoints||1,u=o.x*l,h=o.y*l,c=null;this.options.reduce&&(c=this.options.initial(),this._accumulate(c,o));for(var f=(i<<5)+(t+1),p=0;p<s.length;p++){var d=a.points[s[p]];if(!(d.zoom<=t)){d.zoom=t;var g=d.numPoints||1;u+=d.x*g,h+=d.y*g,l+=g,d.parentId=f,this.options.reduce&&this._accumulate(c,d);}}1===l?r.push(o):(o.parentId=f,r.push(ge(u/l,h/l,f,l,c)));}}return r},_accumulate:function(e,t){var r=t.numPoints?t.properties:this.options.map(this.points[t.index].properties);this.options.reduce(e,r);}},Ye.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,tolerance:3,extent:4096,buffer:64,lineMetrics:!1,promoteId:null,generateId:!1,debug:0},Ye.prototype.splitTile=function(e,t,r,n,i,o,a){for(var s=[e,t,r,n],l=this.options,u=l.debug;s.length;){n=s.pop(),r=s.pop(),t=s.pop(),e=s.pop();var h=1<<t,c=qe(t,r,n),f=this.tiles[c];if(!f&&(u>1&&console.time("creation"),f=this.tiles[c]=Ze(e,t,r,n,l),this.tileCoords.push({z:t,x:r,y:n}),u)){u>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,r,n,f.numFeatures,f.numPoints,f.numSimplified),console.timeEnd("creation"));var p="z"+t;this.stats[p]=(this.stats[p]||0)+1,this.total++;}if(f.source=e,i){if(t===l.maxZoom||t===i)continue;var d=1<<i-t;if(r!==Math.floor(o/d)||n!==Math.floor(a/d))continue}else if(t===l.indexMaxZoom||f.numPoints<=l.indexMaxPoints)continue;if(f.source=null,0!==e.length){u>1&&console.time("clipping");var g,m,v,y,x,w,S=.5*l.buffer/l.extent,M=.5-S,b=.5+S,P=1+S;g=m=v=y=null,x=De(e,h,r-S,r+b,0,f.minX,f.maxX,l),w=De(e,h,r+M,r+P,0,f.minX,f.maxX,l),e=null,x&&(g=De(x,h,n-S,n+b,1,f.minY,f.maxY,l),m=De(x,h,n+M,n+P,1,f.minY,f.maxY,l),x=null),w&&(v=De(w,h,n-S,n+b,1,f.minY,f.maxY,l),y=De(w,h,n+M,n+P,1,f.minY,f.maxY,l),w=null),u>1&&console.timeEnd("clipping"),s.push(g||[],t+1,2*r,2*n),s.push(m||[],t+1,2*r,2*n+1),s.push(v||[],t+1,2*r+1,2*n),s.push(y||[],t+1,2*r+1,2*n+1);}}},Ye.prototype.getTile=function(e,t,r){var n=this.options,i=n.extent,o=n.debug;if(e<0||e>24)return null;var a=1<<e,s=qe(e,t=(t%a+a)%a,r);if(this.tiles[s])return Xe(this.tiles[s],i);o>1&&console.log("drilling down to z%d-%d-%d",e,t,r);for(var l,u=e,h=t,c=r;!l&&u>0;)u--,h=Math.floor(h/2),c=Math.floor(c/2),l=this.tiles[qe(u,h,c)];return l&&l.source?(o>1&&console.log("found parent tile z%d-%d-%d",u,h,c),o>1&&console.time("drilling down"),this.splitTile(l.source,u,h,c,e,t,r),o>1&&console.timeEnd("drilling down"),this.tiles[s]?Xe(this.tiles[s],i):null):null};var He=function(t){function r(e,r,n){t.call(this,e,r,Ue),n&&(this.loadGeoJSON=n);}return t&&(r.__proto__=t),r.prototype=Object.create(t&&t.prototype),r.prototype.constructor=r,r.prototype.loadData=function(e,t){this._pendingCallback&&this._pendingCallback(null,{abandoned:!0}),this._pendingCallback=t,this._pendingLoadDataParams=e,this._state&&"Idle"!==this._state?this._state="NeedsLoadData":(this._state="Coalescing",this._loadData());},r.prototype._loadData=function(){var e=this;if(this._pendingCallback&&this._pendingLoadDataParams){var t=this._pendingCallback,r=this._pendingLoadDataParams;delete this._pendingCallback,delete this._pendingLoadDataParams;var n=!!(r&&r.request&&r.request.collectResourceTiming)&&new T.Performance(r.request);this.loadGeoJSON(r,function(i,o){if(i||!o)return t(i);if("object"!=typeof o)return t(new Error("Input data is not a valid GeoJSON object."));B(o,!0);try{e._geoJSONIndex=r.cluster?(a=r.superclusterOptions,new de(a)).load(o.features):function(e,t){return new Ye(e,t)}(o,r.geojsonVtOptions);}catch(i){return t(i)}e.loaded={};var a,s={};if(n){var l=n.finish();l&&(s.resourceTiming={},s.resourceTiming[r.source]=JSON.parse(JSON.stringify(l)));}t(null,s);});}},r.prototype.coalesce=function(){"Coalescing"===this._state?this._state="Idle":"NeedsLoadData"===this._state&&(this._state="Coalescing",this._loadData());},r.prototype.reloadTile=function(e,r){var n=this.loaded,i=e.uid;return n&&n[i]?t.prototype.reloadTile.call(this,e,r):this.loadTile(e,r)},r.prototype.loadGeoJSON=function(t,r){if(t.request)e.getJSON(t.request,r);else{if("string"!=typeof t.data)return r(new Error("Input data is not a valid GeoJSON object."));try{return r(null,JSON.parse(t.data))}catch(e){return r(new Error("Input data is not a valid GeoJSON object."))}}},r.prototype.removeSource=function(e,t){this._pendingCallback&&this._pendingCallback(null,{abandoned:!0}),t();},r.prototype.getClusterExpansionZoom=function(e,t){t(null,this._geoJSONIndex.getClusterExpansionZoom(e.clusterId));},r.prototype.getClusterChildren=function(e,t){t(null,this._geoJSONIndex.getChildren(e.clusterId));},r.prototype.getClusterLeaves=function(e,t){t(null,this._geoJSONIndex.getLeaves(e.clusterId,e.limit,e.offset));},r}(L),Qe=function(t){var r=this;this.self=t,this.actor=new e.Actor(t,this),this.layerIndexes={},this.workerSourceTypes={vector:L,geojson:He},this.workerSources={},this.demWorkerSources={},this.self.registerWorkerSource=function(e,t){if(r.workerSourceTypes[e])throw new Error('Worker source with name "'+e+'" already registered.');r.workerSourceTypes[e]=t;},this.self.registerRTLTextPlugin=function(t){if(e.plugin.isLoaded())throw new Error("RTL text plugin already registered.");e.plugin.applyArabicShaping=t.applyArabicShaping,e.plugin.processBidirectionalText=t.processBidirectionalText,e.plugin.processStyledBidirectionalText=t.processStyledBidirectionalText;};};return Qe.prototype.setLayers=function(e,t,r){this.getLayerIndex(e).replace(t),r();},Qe.prototype.updateLayers=function(e,t,r){this.getLayerIndex(e).update(t.layers,t.removedIds),r();},Qe.prototype.loadTile=function(e,t,r){this.getWorkerSource(e,t.type,t.source).loadTile(t,r);},Qe.prototype.loadDEMTile=function(e,t,r){this.getDEMWorkerSource(e,t.source).loadTile(t,r);},Qe.prototype.reloadTile=function(e,t,r){this.getWorkerSource(e,t.type,t.source).reloadTile(t,r);},Qe.prototype.abortTile=function(e,t,r){this.getWorkerSource(e,t.type,t.source).abortTile(t,r);},Qe.prototype.removeTile=function(e,t,r){this.getWorkerSource(e,t.type,t.source).removeTile(t,r);},Qe.prototype.removeDEMTile=function(e,t){this.getDEMWorkerSource(e,t.source).removeTile(t);},Qe.prototype.removeSource=function(e,t,r){if(this.workerSources[e]&&this.workerSources[e][t.type]&&this.workerSources[e][t.type][t.source]){var n=this.workerSources[e][t.type][t.source];delete this.workerSources[e][t.type][t.source],void 0!==n.removeSource?n.removeSource(t,r):r();}},Qe.prototype.loadWorkerSource=function(e,t,r){try{this.self.importScripts(t.url),r();}catch(e){r(e.toString());}},Qe.prototype.loadRTLTextPlugin=function(t,r,n){try{e.plugin.isLoaded()||(this.self.importScripts(r),n(e.plugin.isLoaded()?null:new Error("RTL Text Plugin failed to import scripts from "+r)));}catch(e){n(e.toString());}},Qe.prototype.getLayerIndex=function(e){var t=this.layerIndexes[e];return t||(t=this.layerIndexes[e]=new n),t},Qe.prototype.getWorkerSource=function(e,t,r){var n=this;if(this.workerSources[e]||(this.workerSources[e]={}),this.workerSources[e][t]||(this.workerSources[e][t]={}),!this.workerSources[e][t][r]){var i={send:function(t,r,i){n.actor.send(t,r,i,e);}};this.workerSources[e][t][r]=new this.workerSourceTypes[t](i,this.getLayerIndex(e));}return this.workerSources[e][t][r]},Qe.prototype.getDEMWorkerSource=function(e,t){return this.demWorkerSources[e]||(this.demWorkerSources[e]={}),this.demWorkerSources[e][t]||(this.demWorkerSources[e][t]=new E),this.demWorkerSources[e][t]},"undefined"!=typeof WorkerGlobalScope&&"undefined"!=typeof self&&self instanceof WorkerGlobalScope&&new Qe(self),Qe});

define(["./shared.js"],function(t){"use strict";var e=t.createCommonjsModule(function(t){function e(t){return !!("undefined"!=typeof window&&"undefined"!=typeof document&&Array.prototype&&Array.prototype.every&&Array.prototype.filter&&Array.prototype.forEach&&Array.prototype.indexOf&&Array.prototype.lastIndexOf&&Array.prototype.map&&Array.prototype.some&&Array.prototype.reduce&&Array.prototype.reduceRight&&Array.isArray&&Function.prototype&&Function.prototype.bind&&Object.keys&&Object.create&&Object.getPrototypeOf&&Object.getOwnPropertyNames&&Object.isSealed&&Object.isFrozen&&Object.isExtensible&&Object.getOwnPropertyDescriptor&&Object.defineProperty&&Object.defineProperties&&Object.seal&&Object.freeze&&Object.preventExtensions&&"JSON"in window&&"parse"in JSON&&"stringify"in JSON&&function(){if(!("Worker"in window&&"Blob"in window&&"URL"in window))return !1;var t,e,i=new Blob([""],{type:"text/javascript"}),n=URL.createObjectURL(i);try{e=new Worker(n),t=!0;}catch(e){t=!1;}e&&e.terminate();return URL.revokeObjectURL(n),t}()&&"Uint8ClampedArray"in window&&ArrayBuffer.isView&&function(t){void 0===i[t]&&(i[t]=function(t){var i=document.createElement("canvas"),n=Object.create(e.webGLContextAttributes);return n.failIfMajorPerformanceCaveat=t,i.probablySupportsContext?i.probablySupportsContext("webgl",n)||i.probablySupportsContext("experimental-webgl",n):i.supportsContext?i.supportsContext("webgl",n)||i.supportsContext("experimental-webgl",n):i.getContext("webgl",n)||i.getContext("experimental-webgl",n)}(t));return i[t]}(t&&t.failIfMajorPerformanceCaveat))}t.exports?t.exports=e:window&&(window.mapboxgl=window.mapboxgl||{},window.mapboxgl.supported=e);var i={};e.webGLContextAttributes={antialias:!1,alpha:!0,stencil:!0,depth:!0};}),i={create:function(e,i,n){var o=t.window.document.createElement(e);return i&&(o.className=i),n&&n.appendChild(o),o},createNS:function(e,i){return t.window.document.createElementNS(e,i)}},n=t.window.document?t.window.document.documentElement.style:null;function o(t){if(!n)return null;for(var e=0;e<t.length;e++)if(t[e]in n)return t[e];return t[0]}var r,a=o(["userSelect","MozUserSelect","WebkitUserSelect","msUserSelect"]);i.disableDrag=function(){n&&a&&(r=n[a],n[a]="none");},i.enableDrag=function(){n&&a&&(n[a]=r);};var s=o(["transform","WebkitTransform"]);i.setTransform=function(t,e){t.style[s]=e;};var l=!1;try{var c=Object.defineProperty({},"passive",{get:function(){l=!0;}});t.window.addEventListener("test",c,c),t.window.removeEventListener("test",c,c);}catch(t){l=!1;}i.addEventListener=function(t,e,i,n){void 0===n&&(n={}),"passive"in n&&l?t.addEventListener(e,i,n):t.addEventListener(e,i,n.capture);},i.removeEventListener=function(t,e,i,n){void 0===n&&(n={}),"passive"in n&&l?t.removeEventListener(e,i,n):t.removeEventListener(e,i,n.capture);};var h=function(e){e.preventDefault(),e.stopPropagation(),t.window.removeEventListener("click",h,!0);};i.suppressClick=function(){t.window.addEventListener("click",h,!0),t.window.setTimeout(function(){t.window.removeEventListener("click",h,!0);},0);},i.mousePos=function(e,i){var n=e.getBoundingClientRect();return i=i.touches?i.touches[0]:i,new t.Point(i.clientX-n.left-e.clientLeft,i.clientY-n.top-e.clientTop)},i.touchPos=function(e,i){for(var n=e.getBoundingClientRect(),o=[],r="touchend"===i.type?i.changedTouches:i.touches,a=0;a<r.length;a++)o.push(new t.Point(r[a].clientX-n.left-e.clientLeft,r[a].clientY-n.top-e.clientTop));return o},i.mouseButton=function(e){return void 0!==t.window.InstallTrigger&&2===e.button&&e.ctrlKey&&t.window.navigator.platform.toUpperCase().indexOf("MAC")>=0?0:e.button},i.remove=function(t){t.parentNode&&t.parentNode.removeChild(t);};var u={API_URL:"https://api.mapbox.com",EVENTS_URL:"https://events.mapbox.com/events/v2",REQUIRE_ACCESS_TOKEN:!0,ACCESS_TOKEN:null},p="See https://www.mapbox.com/api-documentation/#access-tokens";function d(t,e){var i=b(u.API_URL);if(t.protocol=i.protocol,t.authority=i.authority,"/"!==i.path&&(t.path=""+i.path+t.path),!u.REQUIRE_ACCESS_TOKEN)return w(t);if(!(e=e||u.ACCESS_TOKEN))throw new Error("An API access token is required to use Mapbox GL. 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e=t.params.length?"?"+t.params.join("&"):"";return t.protocol+"://"+t.authority+t.path+e}var E=function(){this.eventData={anonId:null,lastSuccess:null,accessToken:u.ACCESS_TOKEN},this.queue=[],this.pending=!1,this.pendingRequest=null;};E.prototype.postTurnstileEvent=function(e){u.ACCESS_TOKEN&&Array.isArray(e)&&e.some(function(t){return /(mapbox\.c)(n|om)/i.test(t)})&&this.queueRequest(t.browser.now());},E.prototype.queueRequest=function(t){this.queue.push(t),this.processRequests();},E.prototype.processRequests=function(){var e=this;if(!this.pendingRequest&&0!==this.queue.length){var i="mapbox.turnstileEventData:"+(u.ACCESS_TOKEN||""),n=t.storageAvailable("localStorage"),o=!!this.eventData.accessToken&&this.eventData.accessToken!==u.ACCESS_TOKEN;if(o&&(this.eventData.anonId=this.eventData.lastSuccess=null),(!this.eventData.anonId||!this.eventData.lastSuccess)&&n)try{var r=t.window.localStorage.getItem(i);r&&(this.eventData=JSON.parse(r));}catch(e){t.warnOnce("Unable to read from LocalStorage");}t.validateUuid(this.eventData.anonId)||(this.eventData.anonId=t.uuid(),o=!0);var a=this.queue.shift();if(this.eventData.lastSuccess){var s=new Date(this.eventData.lastSuccess),l=new Date(a),c=(a-this.eventData.lastSuccess)/864e5;o=o||c>=1||c<-1||s.getDate()!==l.getDate();}if(!o)return this.processRequests();var h=b(u.EVENTS_URL);h.params.push("access_token="+(u.ACCESS_TOKEN||""));var p={url:w(h),headers:{"Content-Type":"text/plain"}},d=JSON.stringify([{event:"appUserTurnstile",created:new Date(a).toISOString(),sdkIdentifier:"mapbox-gl-js",sdkVersion:"0.48.0","enabled.telemetry":!1,userId:this.eventData.anonId}]);this.pendingRequest=t.postData(p,d,function(o){if(e.pendingRequest=null,!o){if(e.eventData.lastSuccess=a,e.eventData.accessToken=u.ACCESS_TOKEN,n)try{t.window.localStorage.setItem(i,JSON.stringify(e.eventData));}catch(e){t.warnOnce("Unable to write to LocalStorage");}e.processRequests();}});}};var T=new E,I=T.postTurnstileEvent.bind(T);var S=function(){this.images={},this.loaded=!1,this.requestors=[],this.shelfPack=new t.ShelfPack(64,64,{autoResize:!0}),this.patterns={},this.atlasImage=new t.RGBAImage({width:64,height:64}),this.dirty=!0;};S.prototype.isLoaded=function(){return this.loaded},S.prototype.setLoaded=function(t){if(this.loaded!==t&&(this.loaded=t,t)){for(var e=0,i=this.requestors;e<i.length;e+=1){var n=i[e],o=n.ids,r=n.callback;this._notify(o,r);}this.requestors=[];}},S.prototype.getImage=function(t){return this.images[t]},S.prototype.addImage=function(t,e){this.images[t]=e;},S.prototype.removeImage=function(t){delete this.images[t];var e=this.patterns[t];e&&(this.shelfPack.unref(e.bin),delete this.patterns[t]);},S.prototype.listImages=function(){return Object.keys(this.images)},S.prototype.getImages=function(t,e){var i=!0;if(!this.isLoaded())for(var n=0,o=t;n<o.length;n+=1){var r=o[n];this.images[r]||(i=!1);}this.isLoaded()||i?this._notify(t,e):this.requestors.push({ids:t,callback:e});},S.prototype._notify=function(t,e){for(var i={},n=0,o=t;n<o.length;n+=1){var r=o[n],a=this.images[r];a&&(i[r]={data:a.data.clone(),pixelRatio:a.pixelRatio,sdf:a.sdf});}e(null,i);},S.prototype.getPixelSize=function(){return {width:this.shelfPack.w,height:this.shelfPack.h}},S.prototype.getPattern=function(e){var i=this.patterns[e];if(i)return i.position;var n=this.getImage(e);if(!n)return null;var o=n.data.width+2,r=n.data.height+2,a=this.shelfPack.packOne(o,r);if(!a)return null;this.atlasImage.resize(this.getPixelSize());var s=n.data,l=this.atlasImage,c=a.x+1,h=a.y+1,u=s.width,p=s.height;t.RGBAImage.copy(s,l,{x:0,y:0},{x:c,y:h},{width:u,height:p}),t.RGBAImage.copy(s,l,{x:0,y:p-1},{x:c,y:h-1},{width:u,height:1}),t.RGBAImage.copy(s,l,{x:0,y:0},{x:c,y:h+p},{width:u,height:1}),t.RGBAImage.copy(s,l,{x:u-1,y:0},{x:c-1,y:h},{width:1,height:p}),t.RGBAImage.copy(s,l,{x:0,y:0},{x:c+u,y:h},{width:1,height:p}),this.dirty=!0;var d=new t.ImagePosition(a,n);return this.patterns[e]={bin:a,position:d},d},S.prototype.bind=function(e){var i=e.gl;this.atlasTexture?this.dirty&&(this.atlasTexture.update(this.atlasImage),this.dirty=!1):this.atlasTexture=new t.Texture(e,this.atlasImage,i.RGBA),this.atlasTexture.bind(i.LINEAR,i.CLAMP_TO_EDGE);};var C=P,z=1e20;function P(t,e,i,n,o,r){this.fontSize=t||24,this.buffer=void 0===e?3:e,this.cutoff=n||.25,this.fontFamily=o||"sans-serif",this.fontWeight=r||"normal",this.radius=i||8;var a=this.size=this.fontSize+2*this.buffer;this.canvas=document.createElement("canvas"),this.canvas.width=this.canvas.height=a,this.ctx=this.canvas.getContext("2d"),this.ctx.font=this.fontWeight+" "+this.fontSize+"px "+this.fontFamily,this.ctx.textBaseline="middle",this.ctx.fillStyle="black",this.gridOuter=new Float64Array(a*a),this.gridInner=new Float64Array(a*a),this.f=new Float64Array(a),this.d=new Float64Array(a),this.z=new Float64Array(a+1),this.v=new Int16Array(a),this.middle=Math.round(a/2*(navigator.userAgent.indexOf("Gecko/")>=0?1.2:1));}function A(t,e,i,n,o,r,a){for(var s=0;s<e;s++){for(var l=0;l<i;l++)n[l]=t[l*e+s];for(D(n,o,r,a,i),l=0;l<i;l++)t[l*e+s]=o[l];}for(l=0;l<i;l++){for(s=0;s<e;s++)n[s]=t[l*e+s];for(D(n,o,r,a,e),s=0;s<e;s++)t[l*e+s]=Math.sqrt(o[s]);}}function D(t,e,i,n,o){i[0]=0,n[0]=-z,n[1]=+z;for(var r=1,a=0;r<o;r++){for(var s=(t[r]+r*r-(t[i[a]]+i[a]*i[a]))/(2*r-2*i[a]);s<=n[a];)a--,s=(t[r]+r*r-(t[i[a]]+i[a]*i[a]))/(2*r-2*i[a]);i[++a]=r,n[a]=s,n[a+1]=+z;}for(r=0,a=0;r<o;r++){for(;n[a+1]<r;)a++;e[r]=(r-i[a])*(r-i[a])+t[i[a]];}}P.prototype.draw=function(t){this.ctx.clearRect(0,0,this.size,this.size),this.ctx.fillText(t,this.buffer,this.middle);for(var e=this.ctx.getImageData(0,0,this.size,this.size),i=new Uint8ClampedArray(this.size*this.size),n=0;n<this.size*this.size;n++){var o=e.data[4*n+3]/255;this.gridOuter[n]=1===o?0:0===o?z:Math.pow(Math.max(0,.5-o),2),this.gridInner[n]=1===o?z:0===o?0:Math.pow(Math.max(0,o-.5),2);}for(A(this.gridOuter,this.size,this.size,this.f,this.d,this.v,this.z),A(this.gridInner,this.size,this.size,this.f,this.d,this.v,this.z),n=0;n<this.size*this.size;n++){var r=this.gridOuter[n]-this.gridInner[n];i[n]=Math.max(0,Math.min(255,Math.round(255-255*(r/this.radius+this.cutoff))));}return i};var R=function(t,e){this.requestTransform=t,this.localIdeographFontFamily=e,this.entries={};};R.prototype.setURL=function(t){this.url=t;},R.prototype.getGlyphs=function(e,i){var n=this,o=[];for(var r in e)for(var a=0,s=e[r];a<s.length;a+=1){var l=s[a];o.push({stack:r,id:l});}t.asyncAll(o,function(t,e){var i=t.stack,o=t.id,r=n.entries[i];r||(r=n.entries[i]={glyphs:{},requests:{}});var a=r.glyphs[o];if(void 0===a)if(a=n._tinySDF(r,i,o))e(null,{stack:i,id:o,glyph:a});else{var s=Math.floor(o/256);if(256*s>65535)e(new Error("glyphs > 65535 not supported"));else{var l=r.requests[s];l||(l=r.requests[s]=[],R.loadGlyphRange(i,s,n.url,n.requestTransform,function(t,e){if(e)for(var i in e)r.glyphs[+i]=e[+i];for(var n=0,o=l;n<o.length;n+=1){(0,o[n])(t,e);}delete r.requests[s];})),l.push(function(t,n){t?e(t):n&&e(null,{stack:i,id:o,glyph:n[o]||null});});}}else e(null,{stack:i,id:o,glyph:a});},function(t,e){if(t)i(t);else if(e){for(var n={},o=0,r=e;o<r.length;o+=1){var a=r[o],s=a.stack,l=a.id,c=a.glyph;(n[s]||(n[s]={}))[l]=c&&{id:c.id,bitmap:c.bitmap.clone(),metrics:c.metrics};}i(null,n);}});},R.prototype._tinySDF=function(e,i,n){var o=this.localIdeographFontFamily;if(o&&(t.isChar["CJK Unified Ideographs"](n)||t.isChar["Hangul Syllables"](n))){var r=e.tinySDF;if(!r){var a="400";/bold/i.test(i)?a="900":/medium/i.test(i)?a="500":/light/i.test(i)&&(a="200"),r=e.tinySDF=new R.TinySDF(24,3,8,.25,o,a);}return {id:n,bitmap:new t.AlphaImage({width:30,height:30},r.draw(String.fromCharCode(n))),metrics:{width:24,height:24,left:0,top:-8,advance:24}}}},R.loadGlyphRange=function(e,i,n,o,r){var a=256*i,s=a+255,l=o(m(n).replace("{fontstack}",e).replace("{range}",a+"-"+s),t.ResourceType.Glyphs);t.getArrayBuffer(l,function(e,i){if(e)r(e);else if(i){for(var n={},o=0,a=t.parseGlyphPBF(i.data);o<a.length;o+=1){var s=a[o];n[s.id]=s;}r(null,n);}});},R.TinySDF=C;var M=function(){this.specification=t.styleSpec.light.position;};M.prototype.possiblyEvaluate=function(e,i){return t.sphericalToCartesian(e.expression.evaluate(i))},M.prototype.interpolate=function(e,i,n){return {x:t.number(e.x,i.x,n),y:t.number(e.y,i.y,n),z:t.number(e.z,i.z,n)}};var L=new t.Properties({anchor:new t.DataConstantProperty(t.styleSpec.light.anchor),position:new M,color:new t.DataConstantProperty(t.styleSpec.light.color),intensity:new t.DataConstantProperty(t.styleSpec.light.intensity)}),k=function(e){function i(i){e.call(this),this._transitionable=new t.Transitionable(L),this.setLight(i),this._transitioning=this._transitionable.untransitioned();}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.getLight=function(){return this._transitionable.serialize()},i.prototype.setLight=function(e){if(!this._validate(t.validateLight,e))for(var i in e){var n=e[i];t.endsWith(i,"-transition")?this._transitionable.setTransition(i.slice(0,-"-transition".length),n):this._transitionable.setValue(i,n);}},i.prototype.updateTransitions=function(t){this._transitioning=this._transitionable.transitioned(t,this._transitioning);},i.prototype.hasTransition=function(){return this._transitioning.hasTransition()},i.prototype.recalculate=function(t){this.properties=this._transitioning.possiblyEvaluate(t);},i.prototype._validate=function(e,i){return t.emitValidationErrors(this,e.call(t.validateStyle,t.extend({value:i,style:{glyphs:!0,sprite:!0},styleSpec:t.styleSpec})))},i}(t.Evented),B=function(t,e){this.width=t,this.height=e,this.nextRow=0,this.bytes=4,this.data=new Uint8Array(this.width*this.height*this.bytes),this.positions={};};B.prototype.getDash=function(t,e){var i=t.join(",")+String(e);return this.positions[i]||(this.positions[i]=this.addDash(t,e)),this.positions[i]},B.prototype.addDash=function(e,i){var n=i?7:0,o=2*n+1;if(this.nextRow+o>this.height)return t.warnOnce("LineAtlas out of space"),null;for(var r=0,a=0;a<e.length;a++)r+=e[a];for(var s=this.width/r,l=s/2,c=e.length%2==1,h=-n;h<=n;h++)for(var u=this.nextRow+n+h,p=this.width*u,d=c?-e[e.length-1]:0,f=e[0],m=1,_=0;_<this.width;_++){for(;f<_/s;)d=f,f+=e[m],c&&m===e.length-1&&(f+=e[0]),m++;var g=Math.abs(_-d*s),v=Math.abs(_-f*s),y=Math.min(g,v),x=m%2==1,b=void 0;if(i){var w=n?h/n*(l+1):0;if(x){var E=l-Math.abs(w);b=Math.sqrt(y*y+E*E);}else b=l-Math.sqrt(y*y+w*w);}else b=(x?1:-1)*y;this.data[3+4*(p+_)]=Math.max(0,Math.min(255,b+128));}var T={y:(this.nextRow+n+.5)/this.height,height:2*n/this.height,width:r};return this.nextRow+=o,this.dirty=!0,T},B.prototype.bind=function(t){var e=t.gl;this.texture?(e.bindTexture(e.TEXTURE_2D,this.texture),this.dirty&&(this.dirty=!1,e.texSubImage2D(e.TEXTURE_2D,0,0,0,this.width,this.height,e.RGBA,e.UNSIGNED_BYTE,this.data))):(this.texture=e.createTexture(),e.bindTexture(e.TEXTURE_2D,this.texture),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.REPEAT),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.REPEAT),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.LINEAR),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.LINEAR),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,this.width,this.height,0,e.RGBA,e.UNSIGNED_BYTE,this.data));};var O=function e(i,n){this.workerPool=i,this.actors=[],this.currentActor=0,this.id=t.uniqueId();for(var o=this.workerPool.acquire(this.id),r=0;r<o.length;r++){var a=o[r],s=new e.Actor(a,n,this.id);s.name="Worker "+r,this.actors.push(s);}};function F(e,i,n){var o=function(e,i){if(e)return n(e);if(i){var o=t.pick(i,["tiles","minzoom","maxzoom","attribution","mapbox_logo","bounds"]);i.vector_layers&&(o.vectorLayers=i.vector_layers,o.vectorLayerIds=o.vectorLayers.map(function(t){return t.id})),n(null,o);}};return e.url?t.getJSON(i(_(e.url),t.ResourceType.Source),o):t.browser.frame(function(){return o(null,e)})}O.prototype.broadcast=function(e,i,n){n=n||function(){},t.asyncAll(this.actors,function(t,n){t.send(e,i,n);},n);},O.prototype.send=function(t,e,i,n){return ("number"!=typeof n||isNaN(n))&&(n=this.currentActor=(this.currentActor+1)%this.actors.length),this.actors[n].send(t,e,i),n},O.prototype.remove=function(){this.actors.forEach(function(t){t.remove();}),this.actors=[],this.workerPool.release(this.id);},O.Actor=t.Actor;var N=function(t,e){if(isNaN(t)||isNaN(e))throw new Error("Invalid LngLat object: ("+t+", "+e+")");if(this.lng=+t,this.lat=+e,this.lat>90||this.lat<-90)throw new Error("Invalid LngLat latitude value: must be between -90 and 90")};N.prototype.wrap=function(){return new N(t.wrap(this.lng,-180,180),this.lat)},N.prototype.toArray=function(){return [this.lng,this.lat]},N.prototype.toString=function(){return "LngLat("+this.lng+", "+this.lat+")"},N.prototype.toBounds=function(t){var e=360*t/40075017,i=e/Math.cos(Math.PI/180*this.lat);return new U(new N(this.lng-i,this.lat-e),new N(this.lng+i,this.lat+e))},N.convert=function(t){if(t instanceof N)return t;if(Array.isArray(t)&&(2===t.length||3===t.length))return new N(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new N(Number(t.lng),Number(t.lat));throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: <lng>, lat: <lat>}, or an array of [<lng>, <lat>]")};var U=function(t,e){t&&(e?this.setSouthWest(t).setNorthEast(e):4===t.length?this.setSouthWest([t[0],t[1]]).setNorthEast([t[2],t[3]]):this.setSouthWest(t[0]).setNorthEast(t[1]));};U.prototype.setNorthEast=function(t){return this._ne=t instanceof N?new N(t.lng,t.lat):N.convert(t),this},U.prototype.setSouthWest=function(t){return this._sw=t instanceof N?new N(t.lng,t.lat):N.convert(t),this},U.prototype.extend=function(t){var e,i,n=this._sw,o=this._ne;if(t instanceof N)e=t,i=t;else{if(!(t instanceof U))return Array.isArray(t)?t.every(Array.isArray)?this.extend(U.convert(t)):this.extend(N.convert(t)):this;if(e=t._sw,i=t._ne,!e||!i)return this}return n||o?(n.lng=Math.min(e.lng,n.lng),n.lat=Math.min(e.lat,n.lat),o.lng=Math.max(i.lng,o.lng),o.lat=Math.max(i.lat,o.lat)):(this._sw=new N(e.lng,e.lat),this._ne=new N(i.lng,i.lat)),this},U.prototype.getCenter=function(){return new N((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},U.prototype.getSouthWest=function(){return this._sw},U.prototype.getNorthEast=function(){return this._ne},U.prototype.getNorthWest=function(){return new N(this.getWest(),this.getNorth())},U.prototype.getSouthEast=function(){return new N(this.getEast(),this.getSouth())},U.prototype.getWest=function(){return this._sw.lng},U.prototype.getSouth=function(){return this._sw.lat},U.prototype.getEast=function(){return this._ne.lng},U.prototype.getNorth=function(){return this._ne.lat},U.prototype.toArray=function(){return [this._sw.toArray(),this._ne.toArray()]},U.prototype.toString=function(){return "LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},U.prototype.isEmpty=function(){return !(this._sw&&this._ne)},U.convert=function(t){return !t||t instanceof U?t:new U(t)};var V=function(t,e,i){this.bounds=U.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=i||24;};V.prototype.validateBounds=function(t){return Array.isArray(t)&&4===t.length?[Math.max(-180,t[0]),Math.max(-90,t[1]),Math.min(180,t[2]),Math.min(90,t[3])]:[-180,-90,180,90]},V.prototype.contains=function(t){var e=Math.floor(this.lngX(this.bounds.getWest(),t.z)),i=Math.floor(this.latY(this.bounds.getNorth(),t.z)),n=Math.ceil(this.lngX(this.bounds.getEast(),t.z)),o=Math.ceil(this.latY(this.bounds.getSouth(),t.z));return t.x>=e&&t.x<n&&t.y>=i&&t.y<o},V.prototype.lngX=function(t,e){return (t+180)*(Math.pow(2,e)/360)},V.prototype.latY=function(e,i){var n=t.clamp(Math.sin(Math.PI/180*e),-.9999,.9999),o=Math.pow(2,i)/(2*Math.PI);return Math.pow(2,i-1)+.5*Math.log((1+n)/(1-n))*-o};var Z=function(e){function i(i,n,o,r){if(e.call(this),this.id=i,this.dispatcher=o,this.type="vector",this.minzoom=0,this.maxzoom=22,this.scheme="xyz",this.tileSize=512,this.reparseOverscaled=!0,this.isTileClipped=!0,t.extend(this,t.pick(n,["url","scheme","tileSize"])),this._options=t.extend({type:"vector"},n),this._collectResourceTiming=n.collectResourceTiming,512!==this.tileSize)throw new Error("vector tile sources must have a tileSize of 512");this.setEventedParent(r);}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){var e=this;this.fire(new t.Event("dataloading",{dataType:"source"})),this._tileJSONRequest=F(this._options,this.map._transformRequest,function(i,n){e._tileJSONRequest=null,i?e.fire(new t.ErrorEvent(i)):n&&(t.extend(e,n),n.bounds&&(e.tileBounds=new V(n.bounds,e.minzoom,e.maxzoom)),I(n.tiles),e.fire(new t.Event("data",{dataType:"source",sourceDataType:"metadata"})),e.fire(new t.Event("data",{dataType:"source",sourceDataType:"content"})));});},i.prototype.hasTile=function(t){return !this.tileBounds||this.tileBounds.contains(t.canonical)},i.prototype.onAdd=function(t){this.map=t,this.load();},i.prototype.onRemove=function(){this._tileJSONRequest&&(this._tileJSONRequest.cancel(),this._tileJSONRequest=null);},i.prototype.serialize=function(){return t.extend({},this._options)},i.prototype.loadTile=function(e,i){var n=y(e.tileID.canonical.url(this.tiles,this.scheme),this.url),o={request:this.map._transformRequest(n,t.ResourceType.Tile),uid:e.uid,tileID:e.tileID,zoom:e.tileID.overscaledZ,tileSize:this.tileSize*e.tileID.overscaleFactor(),type:this.type,source:this.id,pixelRatio:t.browser.devicePixelRatio,showCollisionBoxes:this.map.showCollisionBoxes};function r(t,n){return e.aborted?i(null):t&&404!==t.status?i(t):(n&&n.resourceTiming&&(e.resourceTiming=n.resourceTiming),this.map._refreshExpiredTiles&&n&&e.setExpiryData(n),e.loadVectorData(n,this.map.painter),i(null),void(e.reloadCallback&&(this.loadTile(e,e.reloadCallback),e.reloadCallback=null)))}o.request.collectResourceTiming=this._collectResourceTiming,void 0===e.workerID||"expired"===e.state?e.workerID=this.dispatcher.send("loadTile",o,r.bind(this)):"loading"===e.state?e.reloadCallback=i:this.dispatcher.send("reloadTile",o,r.bind(this),e.workerID);},i.prototype.abortTile=function(t){this.dispatcher.send("abortTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID);},i.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},void 0,t.workerID);},i.prototype.hasTransition=function(){return !1},i}(t.Evented),j=function(e){function i(i,n,o,r){e.call(this),this.id=i,this.dispatcher=o,this.setEventedParent(r),this.type="raster",this.minzoom=0,this.maxzoom=22,this.roundZoom=!0,this.scheme="xyz",this.tileSize=512,this._loaded=!1,this._options=t.extend({},n),t.extend(this,t.pick(n,["url","scheme","tileSize"]));}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){var e=this;this.fire(new t.Event("dataloading",{dataType:"source"})),this._tileJSONRequest=F(this._options,this.map._transformRequest,function(i,n){e._tileJSONRequest=null,i?e.fire(new t.ErrorEvent(i)):n&&(t.extend(e,n),n.bounds&&(e.tileBounds=new V(n.bounds,e.minzoom,e.maxzoom)),I(n.tiles),e.fire(new t.Event("data",{dataType:"source",sourceDataType:"metadata"})),e.fire(new t.Event("data",{dataType:"source",sourceDataType:"content"})));});},i.prototype.onAdd=function(t){this.map=t,this.load();},i.prototype.onRemove=function(){this._tileJSONRequest&&(this._tileJSONRequest.cancel(),this._tileJSONRequest=null);},i.prototype.serialize=function(){return t.extend({},this._options)},i.prototype.hasTile=function(t){return !this.tileBounds||this.tileBounds.contains(t.canonical)},i.prototype.loadTile=function(e,i){var n=this,o=y(e.tileID.canonical.url(this.tiles,this.scheme),this.url,this.tileSize);e.request=t.getImage(this.map._transformRequest(o,t.ResourceType.Tile),function(o,r){if(delete e.request,e.aborted)e.state="unloaded",i(null);else if(o)e.state="errored",i(o);else if(r){n.map._refreshExpiredTiles&&e.setExpiryData(r),delete r.cacheControl,delete r.expires;var a=n.map.painter.context,s=a.gl;e.texture=n.map.painter.getTileTexture(r.width),e.texture?e.texture.update(r,{useMipmap:!0}):(e.texture=new t.Texture(a,r,s.RGBA,{useMipmap:!0}),e.texture.bind(s.LINEAR,s.CLAMP_TO_EDGE,s.LINEAR_MIPMAP_NEAREST),a.extTextureFilterAnisotropic&&s.texParameterf(s.TEXTURE_2D,a.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,a.extTextureFilterAnisotropicMax)),e.state="loaded",i(null);}});},i.prototype.abortTile=function(t,e){t.request&&(t.request.cancel(),delete t.request),e();},i.prototype.unloadTile=function(t,e){t.texture&&this.map.painter.saveTileTexture(t.texture),e();},i.prototype.hasTransition=function(){return !1},i}(t.Evented),q=function(e){function i(i,n,o,r){e.call(this,i,n,o,r),this.type="raster-dem",this.maxzoom=22,this._options=t.extend({},n),this.encoding=n.encoding||"mapbox";}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.serialize=function(){return {type:"raster-dem",url:this.url,tileSize:this.tileSize,tiles:this.tiles,bounds:this.bounds,encoding:this.encoding}},i.prototype.loadTile=function(e,i){var n=y(e.tileID.canonical.url(this.tiles,this.scheme),this.url,this.tileSize);e.request=t.getImage(this.map._transformRequest(n,t.ResourceType.Tile),function(n,o){if(delete e.request,e.aborted)e.state="unloaded",i(null);else if(n)e.state="errored",i(n);else if(o){this.map._refreshExpiredTiles&&e.setExpiryData(o),delete o.cacheControl,delete o.expires;var r=t.browser.getImageData(o),a={uid:e.uid,coord:e.tileID,source:this.id,rawImageData:r,encoding:this.encoding};e.workerID&&"expired"!==e.state||(e.workerID=this.dispatcher.send("loadDEMTile",a,function(t,n){t&&(e.state="errored",i(t));n&&(e.dem=n,e.needsHillshadePrepare=!0,e.state="loaded",i(null));}.bind(this)));}}.bind(this)),e.neighboringTiles=this._getNeighboringTiles(e.tileID);},i.prototype._getNeighboringTiles=function(e){var i=e.canonical,n=Math.pow(2,i.z),o=(i.x-1+n)%n,r=0===i.x?e.wrap-1:e.wrap,a=(i.x+1+n)%n,s=i.x+1===n?e.wrap+1:e.wrap,l={};return l[new t.OverscaledTileID(e.overscaledZ,r,i.z,o,i.y).key]={backfilled:!1},l[new t.OverscaledTileID(e.overscaledZ,s,i.z,a,i.y).key]={backfilled:!1},i.y>0&&(l[new t.OverscaledTileID(e.overscaledZ,r,i.z,o,i.y-1).key]={backfilled:!1},l[new t.OverscaledTileID(e.overscaledZ,e.wrap,i.z,i.x,i.y-1).key]={backfilled:!1},l[new t.OverscaledTileID(e.overscaledZ,s,i.z,a,i.y-1).key]={backfilled:!1}),i.y+1<n&&(l[new t.OverscaledTileID(e.overscaledZ,r,i.z,o,i.y+1).key]={backfilled:!1},l[new t.OverscaledTileID(e.overscaledZ,e.wrap,i.z,i.x,i.y+1).key]={backfilled:!1},l[new t.OverscaledTileID(e.overscaledZ,s,i.z,a,i.y+1).key]={backfilled:!1}),l},i.prototype.unloadTile=function(t){t.demTexture&&this.map.painter.saveTileTexture(t.demTexture),t.fbo&&(t.fbo.destroy(),delete t.fbo),t.dem&&delete t.dem,delete t.neighboringTiles,t.state="unloaded",this.dispatcher.send("removeDEMTile",{uid:t.uid,source:this.id},void 0,t.workerID);},i}(j),G=function(e){function i(i,n,o,r){e.call(this),this.id=i,this.type="geojson",this.minzoom=0,this.maxzoom=18,this.tileSize=512,this.isTileClipped=!0,this.reparseOverscaled=!0,this._removed=!1,this.dispatcher=o,this.setEventedParent(r),this._data=n.data,this._options=t.extend({},n),this._collectResourceTiming=n.collectResourceTiming,this._resourceTiming=[],void 0!==n.maxzoom&&(this.maxzoom=n.maxzoom),n.type&&(this.type=n.type),n.attribution&&(this.attribution=n.attribution);var a=t.EXTENT/this.tileSize;this.workerOptions=t.extend({source:this.id,cluster:n.cluster||!1,geojsonVtOptions:{buffer:(void 0!==n.buffer?n.buffer:128)*a,tolerance:(void 0!==n.tolerance?n.tolerance:.375)*a,extent:t.EXTENT,maxZoom:this.maxzoom,lineMetrics:n.lineMetrics||!1,generateId:n.generateId||!1},superclusterOptions:{maxZoom:void 0!==n.clusterMaxZoom?Math.min(n.clusterMaxZoom,this.maxzoom-1):this.maxzoom-1,extent:t.EXTENT,radius:(n.clusterRadius||50)*a,log:!1}},n.workerOptions);}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){var e=this;this.fire(new t.Event("dataloading",{dataType:"source"})),this._updateWorkerData(function(i){if(i)e.fire(new t.ErrorEvent(i));else{var n={dataType:"source",sourceDataType:"metadata"};e._collectResourceTiming&&e._resourceTiming&&e._resourceTiming.length>0&&(n.resourceTiming=e._resourceTiming,e._resourceTiming=[]),e.fire(new t.Event("data",n));}});},i.prototype.onAdd=function(t){this.map=t,this.load();},i.prototype.setData=function(e){var i=this;return this._data=e,this.fire(new t.Event("dataloading",{dataType:"source"})),this._updateWorkerData(function(e){if(e)i.fire(new t.ErrorEvent(e));else{var n={dataType:"source",sourceDataType:"content"};i._collectResourceTiming&&i._resourceTiming&&i._resourceTiming.length>0&&(n.resourceTiming=i._resourceTiming,i._resourceTiming=[]),i.fire(new t.Event("data",n));}}),this},i.prototype.getClusterExpansionZoom=function(t,e){return this.dispatcher.send("geojson.getClusterExpansionZoom",{clusterId:t,source:this.id},e,this.workerID),this},i.prototype.getClusterChildren=function(t,e){return this.dispatcher.send("geojson.getClusterChildren",{clusterId:t,source:this.id},e,this.workerID),this},i.prototype.getClusterLeaves=function(t,e,i,n){return this.dispatcher.send("geojson.getClusterLeaves",{source:this.id,clusterId:t,limit:e,offset:i},n,this.workerID),this},i.prototype._updateWorkerData=function(e){var i=this,n=t.extend({},this.workerOptions),o=this._data;"string"==typeof o?(n.request=this.map._transformRequest(t.browser.resolveURL(o),t.ResourceType.Source),n.request.collectResourceTiming=this._collectResourceTiming):n.data=JSON.stringify(o),this.workerID=this.dispatcher.send(this.type+".loadData",n,function(t,o){i._removed||o&&o.abandoned||(i._loaded=!0,o&&o.resourceTiming&&o.resourceTiming[i.id]&&(i._resourceTiming=o.resourceTiming[i.id].slice(0)),i.dispatcher.send(i.type+".coalesce",{source:n.source},null,i.workerID),e(t));},this.workerID);},i.prototype.loadTile=function(e,i){var n=this,o=void 0===e.workerID?"loadTile":"reloadTile",r={type:this.type,uid:e.uid,tileID:e.tileID,zoom:e.tileID.overscaledZ,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:t.browser.devicePixelRatio,showCollisionBoxes:this.map.showCollisionBoxes};e.workerID=this.dispatcher.send(o,r,function(t,r){return e.unloadVectorData(),e.aborted?i(null):t?i(t):(e.loadVectorData(r,n.map.painter,"reloadTile"===o),i(null))},this.workerID);},i.prototype.abortTile=function(t){t.aborted=!0;},i.prototype.unloadTile=function(t){t.unloadVectorData(),this.dispatcher.send("removeTile",{uid:t.uid,type:this.type,source:this.id},null,t.workerID);},i.prototype.onRemove=function(){this._removed=!0,this.dispatcher.send("removeSource",{type:this.type,source:this.id},null,this.workerID);},i.prototype.serialize=function(){return t.extend({},this._options,{type:this.type,data:this._data})},i.prototype.hasTransition=function(){return !1},i}(t.Evented),W=function(){this.boundProgram=null,this.boundLayoutVertexBuffer=null,this.boundPaintVertexBuffers=[],this.boundIndexBuffer=null,this.boundVertexOffset=null,this.boundDynamicVertexBuffer=null,this.vao=null;};W.prototype.bind=function(t,e,i,n,o,r,a,s){this.context=t;for(var l=this.boundPaintVertexBuffers.length!==n.length,c=0;!l&&c<n.length;c++)this.boundPaintVertexBuffers[c]!==n[c]&&(l=!0);var h=!this.vao||this.boundProgram!==e||this.boundLayoutVertexBuffer!==i||l||this.boundIndexBuffer!==o||this.boundVertexOffset!==r||this.boundDynamicVertexBuffer!==a||this.boundDynamicVertexBuffer2!==s;!t.extVertexArrayObject||h?this.freshBind(e,i,n,o,r,a,s):(t.bindVertexArrayOES.set(this.vao),a&&a.bind(),o&&o.dynamicDraw&&o.bind(),s&&s.bind());},W.prototype.freshBind=function(t,e,i,n,o,r,a){var s,l=t.numAttributes,c=this.context,h=c.gl;if(c.extVertexArrayObject)this.vao&&this.destroy(),this.vao=c.extVertexArrayObject.createVertexArrayOES(),c.bindVertexArrayOES.set(this.vao),s=0,this.boundProgram=t,this.boundLayoutVertexBuffer=e,this.boundPaintVertexBuffers=i,this.boundIndexBuffer=n,this.boundVertexOffset=o,this.boundDynamicVertexBuffer=r,this.boundDynamicVertexBuffer2=a;else{s=c.currentNumAttributes||0;for(var u=l;u<s;u++)h.disableVertexAttribArray(u);}e.enableAttributes(h,t);for(var p=0,d=i;p<d.length;p+=1){d[p].enableAttributes(h,t);}r&&r.enableAttributes(h,t),a&&a.enableAttributes(h,t),e.bind(),e.setVertexAttribPointers(h,t,o);for(var f=0,m=i;f<m.length;f+=1){var _=m[f];_.bind(),_.setVertexAttribPointers(h,t,o);}r&&(r.bind(),r.setVertexAttribPointers(h,t,o)),n&&n.bind(),a&&(a.bind(),a.setVertexAttribPointers(h,t,o)),c.currentNumAttributes=l;},W.prototype.destroy=function(){this.vao&&(this.context.extVertexArrayObject.deleteVertexArrayOES(this.vao),this.vao=null);};var X=function(e){function i(t,i,n,o){e.call(this),this.id=t,this.dispatcher=n,this.coordinates=i.coordinates,this.type="image",this.minzoom=0,this.maxzoom=22,this.tileSize=512,this.tiles={},this.setEventedParent(o),this.options=i;}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){var e=this;this.fire(new t.Event("dataloading",{dataType:"source"})),this.url=this.options.url,t.getImage(this.map._transformRequest(this.url,t.ResourceType.Image),function(i,n){i?e.fire(new t.ErrorEvent(i)):n&&(e.image=t.browser.getImageData(n),e._finishLoading());});},i.prototype._finishLoading=function(){this.map&&(this.setCoordinates(this.coordinates),this.fire(new t.Event("data",{dataType:"source",sourceDataType:"metadata"})));},i.prototype.onAdd=function(t){this.map=t,this.load();},i.prototype.setCoordinates=function(e){this.coordinates=e;var i=this.map,n=e.map(function(t){return i.transform.locationCoordinate(N.convert(t)).zoomTo(0)}),o=this.centerCoord=t.getCoordinatesCenter(n);o.column=Math.floor(o.column),o.row=Math.floor(o.row),this.tileID=new t.CanonicalTileID(o.zoom,o.column,o.row),this.minzoom=this.maxzoom=o.zoom;var r=n.map(function(e){var i=e.zoomTo(o.zoom);return new t.Point(Math.round((i.column-o.column)*t.EXTENT),Math.round((i.row-o.row)*t.EXTENT))});return this._boundsArray=new t.StructArrayLayout4i8,this._boundsArray.emplaceBack(r[0].x,r[0].y,0,0),this._boundsArray.emplaceBack(r[1].x,r[1].y,t.EXTENT,0),this._boundsArray.emplaceBack(r[3].x,r[3].y,0,t.EXTENT),this._boundsArray.emplaceBack(r[2].x,r[2].y,t.EXTENT,t.EXTENT),this.boundsBuffer&&(this.boundsBuffer.destroy(),delete this.boundsBuffer),this.fire(new t.Event("data",{dataType:"source",sourceDataType:"content"})),this},i.prototype.prepare=function(){if(0!==Object.keys(this.tiles).length&&this.image){var e=this.map.painter.context,i=e.gl;for(var n in this.boundsBuffer||(this.boundsBuffer=e.createVertexBuffer(this._boundsArray,t.rasterBoundsAttributes.members)),this.boundsVAO||(this.boundsVAO=new W),this.texture||(this.texture=new t.Texture(e,this.image,i.RGBA),this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE)),this.tiles){var o=this.tiles[n];"loaded"!==o.state&&(o.state="loaded",o.texture=this.texture);}}},i.prototype.loadTile=function(t,e){this.tileID&&this.tileID.equals(t.tileID.canonical)?(this.tiles[String(t.tileID.wrap)]=t,t.buckets={},e(null)):(t.state="errored",e(null));},i.prototype.serialize=function(){return {type:"image",url:this.options.url,coordinates:this.coordinates}},i.prototype.hasTransition=function(){return !1},i}(t.Evented),H=function(e){function i(t,i,n,o){e.call(this,t,i,n,o),this.roundZoom=!0,this.type="video",this.options=i;}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){var e=this,i=this.options;this.urls=[];for(var n=0,o=i.urls;n<o.length;n+=1){var r=o[n];e.urls.push(e.map._transformRequest(r,t.ResourceType.Source).url);}t.getVideo(this.urls,function(i,n){i?e.fire(new t.ErrorEvent(i)):n&&(e.video=n,e.video.loop=!0,e.video.addEventListener("playing",function(){e.map._rerender();}),e.map&&e.video.play(),e._finishLoading());});},i.prototype.getVideo=function(){return this.video},i.prototype.onAdd=function(t){this.map||(this.map=t,this.load(),this.video&&(this.video.play(),this.setCoordinates(this.coordinates)));},i.prototype.prepare=function(){if(!(0===Object.keys(this.tiles).length||this.video.readyState<2)){var e=this.map.painter.context,i=e.gl;for(var n in this.boundsBuffer||(this.boundsBuffer=e.createVertexBuffer(this._boundsArray,t.rasterBoundsAttributes.members)),this.boundsVAO||(this.boundsVAO=new W),this.texture?this.video.paused||(this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE),i.texSubImage2D(i.TEXTURE_2D,0,0,0,i.RGBA,i.UNSIGNED_BYTE,this.video)):(this.texture=new t.Texture(e,this.video,i.RGBA),this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE)),this.tiles){var o=this.tiles[n];"loaded"!==o.state&&(o.state="loaded",o.texture=this.texture);}}},i.prototype.serialize=function(){return {type:"video",urls:this.urls,coordinates:this.coordinates}},i.prototype.hasTransition=function(){return this.video&&!this.video.paused},i}(X),K=function(e){function i(i,n,o,r){e.call(this,i,n,o,r),n.coordinates?Array.isArray(n.coordinates)&&4===n.coordinates.length&&!n.coordinates.some(function(t){return !Array.isArray(t)||2!==t.length||t.some(function(t){return "number"!=typeof t})})||this.fire(new t.ErrorEvent(new t.ValidationError("sources."+i,null,'"coordinates" property must be an array of 4 longitude/latitude array pairs'))):this.fire(new t.ErrorEvent(new t.ValidationError("sources."+i,null,'missing required property "coordinates"'))),n.animate&&"boolean"!=typeof n.animate&&this.fire(new t.ErrorEvent(new t.ValidationError("sources."+i,null,'optional "animate" property must be a boolean value'))),n.canvas?"string"==typeof n.canvas||n.canvas instanceof t.window.HTMLCanvasElement||this.fire(new t.ErrorEvent(new t.ValidationError("sources."+i,null,'"canvas" must be either a string representing the ID of the canvas element from which to read, or an HTMLCanvasElement instance'))):this.fire(new t.ErrorEvent(new t.ValidationError("sources."+i,null,'missing required property "canvas"'))),this.options=n,this.animate=void 0===n.animate||n.animate;}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.load=function(){this.canvas||(this.canvas=this.options.canvas instanceof t.window.HTMLCanvasElement?this.options.canvas:t.window.document.getElementById(this.options.canvas)),this.width=this.canvas.width,this.height=this.canvas.height,this._hasInvalidDimensions()?this.fire(new t.ErrorEvent(new Error("Canvas dimensions cannot be less than or equal to zero."))):(this.play=function(){this._playing=!0,this.map._rerender();},this.pause=function(){this._playing=!1;},this._finishLoading());},i.prototype.getCanvas=function(){return this.canvas},i.prototype.onAdd=function(t){this.map=t,this.load(),this.canvas&&this.animate&&this.play();},i.prototype.onRemove=function(){this.pause();},i.prototype.prepare=function(){var e=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,e=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,e=!0),!this._hasInvalidDimensions()&&0!==Object.keys(this.tiles).length){var i=this.map.painter.context,n=i.gl;for(var o in this.boundsBuffer||(this.boundsBuffer=i.createVertexBuffer(this._boundsArray,t.rasterBoundsAttributes.members)),this.boundsVAO||(this.boundsVAO=new W),this.texture?e?this.texture.update(this.canvas):this._playing&&(this.texture.bind(n.LINEAR,n.CLAMP_TO_EDGE),n.texSubImage2D(n.TEXTURE_2D,0,0,0,n.RGBA,n.UNSIGNED_BYTE,this.canvas)):(this.texture=new t.Texture(i,this.canvas,n.RGBA),this.texture.bind(n.LINEAR,n.CLAMP_TO_EDGE)),this.tiles){var r=this.tiles[o];"loaded"!==r.state&&(r.state="loaded",r.texture=this.texture);}}},i.prototype.serialize=function(){return {type:"canvas",coordinates:this.coordinates}},i.prototype.hasTransition=function(){return this._playing},i.prototype._hasInvalidDimensions=function(){for(var t=0,e=[this.canvas.width,this.canvas.height];t<e.length;t+=1){var i=e[t];if(isNaN(i)||i<=0)return !0}return !1},i}(X),Y={vector:Z,raster:j,"raster-dem":q,geojson:G,video:H,image:X,canvas:K},J=function(e,i,n,o){var r=new Y[i.type](e,i,n,o);if(r.id!==e)throw new Error("Expected Source id to be "+e+" instead of "+r.id);return t.bindAll(["load","abort","unload","serialize","prepare"],r),r};function Q(t,e,i,n,o){var r=o.maxPitchScaleFactor(),a=t.tilesIn(i,r);a.sort($);for(var s=[],l=0,c=a;l<c.length;l+=1){var h=c[l];s.push({wrappedTileID:h.tileID.wrapped().key,queryResults:h.tile.queryRenderedFeatures(e,t._state,h.queryGeometry,h.scale,n,o,r,t.transform.calculatePosMatrix(h.tileID.toUnwrapped()))});}var u=function(t){for(var e={},i={},n=0,o=t;n<o.length;n+=1){var r=o[n],a=r.queryResults,s=r.wrappedTileID,l=i[s]=i[s]||{};for(var c in a)for(var h=a[c],u=l[c]=l[c]||{},p=e[c]=e[c]||[],d=0,f=h;d<f.length;d+=1){var m=f[d];u[m.featureIndex]||(u[m.featureIndex]=!0,p.push(m.feature));}}return e}(s);for(var p in u)u[p].forEach(function(e){var i=t.getFeatureState(e.layer["source-layer"],e.id);e.source=e.layer.source,e.layer["source-layer"]&&(e.sourceLayer=e.layer["source-layer"]),e.state=i;});return u}function $(t,e){var i=t.tileID,n=e.tileID;return i.overscaledZ-n.overscaledZ||i.canonical.y-n.canonical.y||i.wrap-n.wrap||i.canonical.x-n.canonical.x}var tt=function(t,e){this.max=t,this.onRemove=e,this.reset();};tt.prototype.reset=function(){for(var t in this.data)for(var e=0,i=this.data[t];e<i.length;e+=1){var n=i[e];n.timeout&&clearTimeout(n.timeout),this.onRemove(n.value);}return this.data={},this.order=[],this},tt.prototype.add=function(t,e,i){var n=this,o=t.wrapped().key;void 0===this.data[o]&&(this.data[o]=[]);var r={value:e,timeout:void 0};if(void 0!==i&&(r.timeout=setTimeout(function(){n.remove(t,r);},i)),this.data[o].push(r),this.order.push(o),this.order.length>this.max){var a=this._getAndRemoveByKey(this.order[0]);a&&this.onRemove(a);}return this},tt.prototype.has=function(t){return t.wrapped().key in this.data},tt.prototype.getAndRemove=function(t){return this.has(t)?this._getAndRemoveByKey(t.wrapped().key):null},tt.prototype._getAndRemoveByKey=function(t){var e=this.data[t].shift();return e.timeout&&clearTimeout(e.timeout),0===this.data[t].length&&delete this.data[t],this.order.splice(this.order.indexOf(t),1),e.value},tt.prototype.get=function(t){return this.has(t)?this.data[t.wrapped().key][0].value:null},tt.prototype.remove=function(t,e){if(!this.has(t))return this;var i=t.wrapped().key,n=void 0===e?0:this.data[i].indexOf(e),o=this.data[i][n];return this.data[i].splice(n,1),o.timeout&&clearTimeout(o.timeout),0===this.data[i].length&&delete this.data[i],this.onRemove(o.value),this.order.splice(this.order.indexOf(i),1),this},tt.prototype.setMaxSize=function(t){for(this.max=t;this.order.length>this.max;){var e=this._getAndRemoveByKey(this.order[0]);e&&this.onRemove(e);}return this};var et=function(t,e,i){this.context=t;var n=t.gl;this.buffer=n.createBuffer(),this.dynamicDraw=Boolean(i),this.unbindVAO(),t.bindElementBuffer.set(this.buffer),n.bufferData(n.ELEMENT_ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?n.DYNAMIC_DRAW:n.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer;};et.prototype.unbindVAO=function(){this.context.extVertexArrayObject&&this.context.bindVertexArrayOES.set(null);},et.prototype.bind=function(){this.context.bindElementBuffer.set(this.buffer);},et.prototype.updateData=function(t){var e=this.context.gl;this.unbindVAO(),this.bind(),e.bufferSubData(e.ELEMENT_ARRAY_BUFFER,0,t.arrayBuffer);},et.prototype.destroy=function(){var t=this.context.gl;this.buffer&&(t.deleteBuffer(this.buffer),delete this.buffer);};var it={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},nt=function(t,e,i,n){this.length=e.length,this.attributes=i,this.itemSize=e.bytesPerElement,this.dynamicDraw=n,this.context=t;var o=t.gl;this.buffer=o.createBuffer(),t.bindVertexBuffer.set(this.buffer),o.bufferData(o.ARRAY_BUFFER,e.arrayBuffer,this.dynamicDraw?o.DYNAMIC_DRAW:o.STATIC_DRAW),this.dynamicDraw||delete e.arrayBuffer;};nt.prototype.bind=function(){this.context.bindVertexBuffer.set(this.buffer);},nt.prototype.updateData=function(t){var e=this.context.gl;this.bind(),e.bufferSubData(e.ARRAY_BUFFER,0,t.arrayBuffer);},nt.prototype.enableAttributes=function(t,e){for(var i=0;i<this.attributes.length;i++){var n=this.attributes[i],o=e.attributes[n.name];void 0!==o&&t.enableVertexAttribArray(o);}},nt.prototype.setVertexAttribPointers=function(t,e,i){for(var n=0;n<this.attributes.length;n++){var o=this.attributes[n],r=e.attributes[o.name];void 0!==r&&t.vertexAttribPointer(r,o.components,t[it[o.type]],!1,this.itemSize,o.offset+this.itemSize*(i||0));}},nt.prototype.destroy=function(){var t=this.context.gl;this.buffer&&(t.deleteBuffer(this.buffer),delete this.buffer);};var ot=function(e){this.context=e,this.current=t.Color.transparent;};ot.prototype.get=function(){return this.current},ot.prototype.set=function(t){var e=this.current;t.r===e.r&&t.g===e.g&&t.b===e.b&&t.a===e.a||(this.context.gl.clearColor(t.r,t.g,t.b,t.a),this.current=t);};var rt=function(t){this.context=t,this.current=1;};rt.prototype.get=function(){return this.current},rt.prototype.set=function(t){this.current!==t&&(this.context.gl.clearDepth(t),this.current=t);};var at=function(t){this.context=t,this.current=0;};at.prototype.get=function(){return this.current},at.prototype.set=function(t){this.current!==t&&(this.context.gl.clearStencil(t),this.current=t);};var st=function(t){this.context=t,this.current=[!0,!0,!0,!0];};st.prototype.get=function(){return this.current},st.prototype.set=function(t){var e=this.current;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(this.context.gl.colorMask(t[0],t[1],t[2],t[3]),this.current=t);};var lt=function(t){this.context=t,this.current=!0;};lt.prototype.get=function(){return this.current},lt.prototype.set=function(t){this.current!==t&&(this.context.gl.depthMask(t),this.current=t);};var ct=function(t){this.context=t,this.current=255;};ct.prototype.get=function(){return this.current},ct.prototype.set=function(t){this.current!==t&&(this.context.gl.stencilMask(t),this.current=t);};var ht=function(t){this.context=t,this.current={func:t.gl.ALWAYS,ref:0,mask:255};};ht.prototype.get=function(){return this.current},ht.prototype.set=function(t){var e=this.current;t.func===e.func&&t.ref===e.ref&&t.mask===e.mask||(this.context.gl.stencilFunc(t.func,t.ref,t.mask),this.current=t);};var ut=function(t){this.context=t;var e=this.context.gl;this.current=[e.KEEP,e.KEEP,e.KEEP];};ut.prototype.get=function(){return this.current},ut.prototype.set=function(t){var e=this.current;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]||(this.context.gl.stencilOp(t[0],t[1],t[2]),this.current=t);};var pt=function(t){this.context=t,this.current=!1;};pt.prototype.get=function(){return this.current},pt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;t?e.enable(e.STENCIL_TEST):e.disable(e.STENCIL_TEST),this.current=t;}};var dt=function(t){this.context=t,this.current=[0,1];};dt.prototype.get=function(){return this.current},dt.prototype.set=function(t){var e=this.current;t[0]===e[0]&&t[1]===e[1]||(this.context.gl.depthRange(t[0],t[1]),this.current=t);};var ft=function(t){this.context=t,this.current=!1;};ft.prototype.get=function(){return this.current},ft.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;t?e.enable(e.DEPTH_TEST):e.disable(e.DEPTH_TEST),this.current=t;}};var mt=function(t){this.context=t,this.current=t.gl.LESS;};mt.prototype.get=function(){return this.current},mt.prototype.set=function(t){this.current!==t&&(this.context.gl.depthFunc(t),this.current=t);};var _t=function(t){this.context=t,this.current=!1;};_t.prototype.get=function(){return this.current},_t.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;t?e.enable(e.BLEND):e.disable(e.BLEND),this.current=t;}};var gt=function(t){this.context=t;var e=this.context.gl;this.current=[e.ONE,e.ZERO];};gt.prototype.get=function(){return this.current},gt.prototype.set=function(t){var e=this.current;t[0]===e[0]&&t[1]===e[1]||(this.context.gl.blendFunc(t[0],t[1]),this.current=t);};var vt=function(e){this.context=e,this.current=t.Color.transparent;};vt.prototype.get=function(){return this.current},vt.prototype.set=function(t){var e=this.current;t.r===e.r&&t.g===e.g&&t.b===e.b&&t.a===e.a||(this.context.gl.blendColor(t.r,t.g,t.b,t.a),this.current=t);};var yt=function(t){this.context=t,this.current=null;};yt.prototype.get=function(){return this.current},yt.prototype.set=function(t){this.current!==t&&(this.context.gl.useProgram(t),this.current=t);};var xt=function(t){this.context=t,this.current=t.gl.TEXTURE0;};xt.prototype.get=function(){return this.current},xt.prototype.set=function(t){this.current!==t&&(this.context.gl.activeTexture(t),this.current=t);};var bt=function(t){this.context=t;var e=this.context.gl;this.current=[0,0,e.drawingBufferWidth,e.drawingBufferHeight];};bt.prototype.get=function(){return this.current},bt.prototype.set=function(t){var e=this.current;t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]||(this.context.gl.viewport(t[0],t[1],t[2],t[3]),this.current=t);};var wt=function(t){this.context=t,this.current=null;};wt.prototype.get=function(){return this.current},wt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindFramebuffer(e.FRAMEBUFFER,t),this.current=t;}};var Et=function(t){this.context=t,this.current=null;};Et.prototype.get=function(){return this.current},Et.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindRenderbuffer(e.RENDERBUFFER,t),this.current=t;}};var Tt=function(t){this.context=t,this.current=null;};Tt.prototype.get=function(){return this.current},Tt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindTexture(e.TEXTURE_2D,t),this.current=t;}};var It=function(t){this.context=t,this.current=null;};It.prototype.get=function(){return this.current},It.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindBuffer(e.ARRAY_BUFFER,t),this.current=t;}};var St=function(t){this.context=t,this.current=null;};St.prototype.get=function(){return this.current},St.prototype.set=function(t){var e=this.context.gl;e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,t),this.current=t;};var Ct=function(t){this.context=t,this.current=null;};Ct.prototype.get=function(){return this.current},Ct.prototype.set=function(t){this.current!==t&&this.context.extVertexArrayObject&&(this.context.extVertexArrayObject.bindVertexArrayOES(t),this.current=t);};var zt=function(t){this.context=t,this.current=4;};zt.prototype.get=function(){return this.current},zt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.pixelStorei(e.UNPACK_ALIGNMENT,t),this.current=t;}};var Pt=function(t){this.context=t,this.current=!1;};Pt.prototype.get=function(){return this.current},Pt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t),this.current=t;}};var At=function(t,e){this.context=t,this.current=null,this.parent=e;};At.prototype.get=function(){return this.current};var Dt=function(t){function e(e,i){t.call(this,e,i),this.dirty=!1;}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.set=function(t){if(this.dirty||this.current!==t){var e=this.context.gl;this.context.bindFramebuffer.set(this.parent),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0),this.current=t,this.dirty=!1;}},e.prototype.setDirty=function(){this.dirty=!0;},e}(At),Rt=function(t){function e(){t.apply(this,arguments);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;this.context.bindFramebuffer.set(this.parent),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t),this.current=t;}},e}(At),Mt=function(t,e,i){this.context=t,this.width=e,this.height=i;var n=t.gl,o=this.framebuffer=n.createFramebuffer();this.colorAttachment=new Dt(t,o),this.depthAttachment=new Rt(t,o);};Mt.prototype.destroy=function(){var t=this.context.gl,e=this.colorAttachment.get();e&&t.deleteTexture(e);var i=this.depthAttachment.get();i&&t.deleteRenderbuffer(i),t.deleteFramebuffer(this.framebuffer);};var Lt=function(t,e,i){this.func=t,this.mask=e,this.range=i;};Lt.ReadOnly=!1,Lt.ReadWrite=!0,Lt.disabled=new Lt(519,Lt.ReadOnly,[0,1]);var kt=function(t,e,i,n,o,r){this.test=t,this.ref=e,this.mask=i,this.fail=n,this.depthFail=o,this.pass=r;};kt.disabled=new kt({func:519,mask:0},0,0,7680,7680,7680);var Bt=function(t,e,i){this.blendFunction=t,this.blendColor=e,this.mask=i;};Bt.Replace=[1,0],Bt.disabled=new Bt(Bt.Replace,t.Color.transparent,[!1,!1,!1,!1]),Bt.unblended=new Bt(Bt.Replace,t.Color.transparent,[!0,!0,!0,!0]),Bt.alphaBlended=new Bt([1,771],t.Color.transparent,[!0,!0,!0,!0]);var Ot=function(t){this.gl=t,this.extVertexArrayObject=this.gl.getExtension("OES_vertex_array_object"),this.clearColor=new ot(this),this.clearDepth=new rt(this),this.clearStencil=new at(this),this.colorMask=new st(this),this.depthMask=new lt(this),this.stencilMask=new ct(this),this.stencilFunc=new ht(this),this.stencilOp=new ut(this),this.stencilTest=new pt(this),this.depthRange=new dt(this),this.depthTest=new ft(this),this.depthFunc=new mt(this),this.blend=new _t(this),this.blendFunc=new gt(this),this.blendColor=new vt(this),this.program=new yt(this),this.activeTexture=new xt(this),this.viewport=new bt(this),this.bindFramebuffer=new wt(this),this.bindRenderbuffer=new Et(this),this.bindTexture=new Tt(this),this.bindVertexBuffer=new It(this),this.bindElementBuffer=new St(this),this.bindVertexArrayOES=this.extVertexArrayObject&&new Ct(this),this.pixelStoreUnpack=new zt(this),this.pixelStoreUnpackPremultiplyAlpha=new Pt(this),this.extTextureFilterAnisotropic=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic"),this.extTextureFilterAnisotropic&&(this.extTextureFilterAnisotropicMax=t.getParameter(this.extTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY_EXT)),this.extTextureHalfFloat=t.getExtension("OES_texture_half_float"),this.extTextureHalfFloat&&t.getExtension("OES_texture_half_float_linear");};Ot.prototype.createIndexBuffer=function(t,e){return new et(this,t,e)},Ot.prototype.createVertexBuffer=function(t,e,i){return new nt(this,t,e,i)},Ot.prototype.createRenderbuffer=function(t,e,i){var n=this.gl,o=n.createRenderbuffer();return this.bindRenderbuffer.set(o),n.renderbufferStorage(n.RENDERBUFFER,t,e,i),this.bindRenderbuffer.set(null),o},Ot.prototype.createFramebuffer=function(t,e){return new Mt(this,t,e)},Ot.prototype.clear=function(t){var e=t.color,i=t.depth,n=this.gl,o=0;e&&(o|=n.COLOR_BUFFER_BIT,this.clearColor.set(e),this.colorMask.set([!0,!0,!0,!0])),void 0!==i&&(o|=n.DEPTH_BUFFER_BIT,this.clearDepth.set(i),this.depthMask.set(!0)),n.clear(o);},Ot.prototype.setDepthMode=function(t){t.func!==this.gl.ALWAYS||t.mask?(this.depthTest.set(!0),this.depthFunc.set(t.func),this.depthMask.set(t.mask),this.depthRange.set(t.range)):this.depthTest.set(!1);},Ot.prototype.setStencilMode=function(t){t.test.func!==this.gl.ALWAYS||t.mask?(this.stencilTest.set(!0),this.stencilMask.set(t.mask),this.stencilOp.set([t.fail,t.depthFail,t.pass]),this.stencilFunc.set({func:t.test.func,ref:t.ref,mask:t.test.mask})):this.stencilTest.set(!1);},Ot.prototype.setColorMode=function(e){t.deepEqual(e.blendFunction,Bt.Replace)?this.blend.set(!1):(this.blend.set(!0),this.blendFunc.set(e.blendFunction),this.blendColor.set(e.blendColor)),this.colorMask.set(e.mask);};var Ft=function(e){function i(i,n,o){var r=this;e.call(this),this.id=i,this.dispatcher=o,this.on("data",function(t){"source"===t.dataType&&"metadata"===t.sourceDataType&&(r._sourceLoaded=!0),r._sourceLoaded&&!r._paused&&"source"===t.dataType&&"content"===t.sourceDataType&&(r.reload(),r.transform&&r.update(r.transform));}),this.on("error",function(){r._sourceErrored=!0;}),this._source=J(i,n,o,this),this._tiles={},this._cache=new tt(0,this._unloadTile.bind(this)),this._timers={},this._cacheTimers={},this._maxTileCacheSize=null,this._coveredTiles={},this._state=new t.SourceFeatureState;}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.onAdd=function(t){this.map=t,this._maxTileCacheSize=t?t._maxTileCacheSize:null,this._source&&this._source.onAdd&&this._source.onAdd(t);},i.prototype.onRemove=function(t){this._source&&this._source.onRemove&&this._source.onRemove(t);},i.prototype.loaded=function(){if(this._sourceErrored)return !0;if(!this._sourceLoaded)return !1;for(var t in this._tiles){var e=this._tiles[t];if("loaded"!==e.state&&"errored"!==e.state)return !1}return !0},i.prototype.getSource=function(){return this._source},i.prototype.pause=function(){this._paused=!0;},i.prototype.resume=function(){if(this._paused){var t=this._shouldReloadOnResume;this._paused=!1,this._shouldReloadOnResume=!1,t&&this.reload(),this.transform&&this.update(this.transform);}},i.prototype._loadTile=function(t,e){return this._source.loadTile(t,e)},i.prototype._unloadTile=function(t){if(this._source.unloadTile)return this._source.unloadTile(t,function(){})},i.prototype._abortTile=function(t){if(this._source.abortTile)return this._source.abortTile(t,function(){})},i.prototype.serialize=function(){return this._source.serialize()},i.prototype.prepare=function(t){for(var e in this._source.prepare&&this._source.prepare(),this._state.coalesceChanges(this._tiles,this.map?this.map.painter:null),this._tiles)this._tiles[e].upload(t);},i.prototype.getIds=function(){return Object.keys(this._tiles).map(Number).sort(Ut)},i.prototype.getRenderableIds=function(e){var i=this,n=[];for(var o in i._tiles)i._isIdRenderable(+o,e)&&n.push(+o);return e?n.sort(function(e,n){var o=i._tiles[e].tileID,r=i._tiles[n].tileID,a=new t.Point(o.canonical.x,o.canonical.y)._rotate(i.transform.angle),s=new t.Point(r.canonical.x,r.canonical.y)._rotate(i.transform.angle);return o.overscaledZ-r.overscaledZ||s.y-a.y||s.x-a.x}):n.sort(Ut)},i.prototype.hasRenderableParent=function(t){var e=this.findLoadedParent(t,0);return !!e&&this._isIdRenderable(e.tileID.key)},i.prototype._isIdRenderable=function(t,e){return this._tiles[t]&&this._tiles[t].hasData()&&!this._coveredTiles[t]&&(e||!this._tiles[t].holdingForFade())},i.prototype.reload=function(){if(this._paused)this._shouldReloadOnResume=!0;else for(var t in this._cache.reset(),this._tiles)"errored"!==this._tiles[t].state&&this._reloadTile(t,"reloading");},i.prototype._reloadTile=function(t,e){var i=this._tiles[t];i&&("loading"!==i.state&&(i.state=e),this._loadTile(i,this._tileLoaded.bind(this,i,t,e)));},i.prototype._tileLoaded=function(e,i,n,o){if(o)return e.state="errored",void(404!==o.status?this._source.fire(new t.ErrorEvent(o,{tile:e})):this.update(this.transform));e.timeAdded=t.browser.now(),"expired"===n&&(e.refreshedUponExpiration=!0),this._setTileReloadTimer(i,e),"raster-dem"===this.getSource().type&&e.dem&&this._backfillDEM(e),this._state.initializeTileState(e,this.map?this.map.painter:null),this._source.fire(new t.Event("data",{dataType:"source",tile:e,coord:e.tileID})),this.map&&(this.map.painter.tileExtentVAO.vao=null);},i.prototype._backfillDEM=function(t){for(var e=this.getRenderableIds(),i=0;i<e.length;i++){var n=e[i];if(t.neighboringTiles&&t.neighboringTiles[n]){var o=this.getTileByID(n);r(t,o),r(o,t);}}function r(t,e){t.needsHillshadePrepare=!0;var i=e.tileID.canonical.x-t.tileID.canonical.x,n=e.tileID.canonical.y-t.tileID.canonical.y,o=Math.pow(2,t.tileID.canonical.z),r=e.tileID.key;0===i&&0===n||Math.abs(n)>1||(Math.abs(i)>1&&(1===Math.abs(i+o)?i+=o:1===Math.abs(i-o)&&(i-=o)),e.dem&&t.dem&&(t.dem.backfillBorder(e.dem,i,n),t.neighboringTiles&&t.neighboringTiles[r]&&(t.neighboringTiles[r].backfilled=!0)));}},i.prototype.getTile=function(t){return this.getTileByID(t.key)},i.prototype.getTileByID=function(t){return this._tiles[t]},i.prototype.getZoom=function(t){return t.zoom+t.scaleZoom(t.tileSize/this._source.tileSize)},i.prototype._retainLoadedChildren=function(t,e,i,n){for(var o in this._tiles){var r=this._tiles[o];if(!(n[o]||!r.hasData()||r.tileID.overscaledZ<=e||r.tileID.overscaledZ>i)){for(var a=r.tileID;r&&r.tileID.overscaledZ>e+1;){var s=r.tileID.scaledTo(r.tileID.overscaledZ-1);(r=this._tiles[s.key])&&r.hasData()&&(a=s);}for(var l=a;l.overscaledZ>e;)if(t[(l=l.scaledTo(l.overscaledZ-1)).key]){n[a.key]=a;break}}}},i.prototype.findLoadedParent=function(t,e){for(var i=t.overscaledZ-1;i>=e;i--){var n=t.scaledTo(i);if(!n)return;var o=String(n.key),r=this._tiles[o];if(r&&r.hasData())return r;if(this._cache.has(n))return this._cache.get(n)}},i.prototype.updateCacheSize=function(t){var e=(Math.ceil(t.width/this._source.tileSize)+1)*(Math.ceil(t.height/this._source.tileSize)+1),i=Math.floor(5*e),n="number"==typeof this._maxTileCacheSize?Math.min(this._maxTileCacheSize,i):i;this._cache.setMaxSize(n);},i.prototype.handleWrapJump=function(t){var e=(t-(void 0===this._prevLng?t:this._prevLng))/360,i=Math.round(e);if(this._prevLng=t,i){var n={};for(var o in this._tiles){var r=this._tiles[o];r.tileID=r.tileID.unwrapTo(r.tileID.wrap+i),n[r.tileID.key]=r;}for(var a in this._tiles=n,this._timers)clearTimeout(this._timers[a]),delete this._timers[a];for(var s in this._tiles){var l=this._tiles[s];this._setTileReloadTimer(s,l);}}},i.prototype.update=function(e){var n=this;if(this.transform=e,this._sourceLoaded&&!this._paused){var o;this.updateCacheSize(e),this.handleWrapJump(this.transform.center.lng),this._coveredTiles={},this.used?this._source.tileID?o=e.getVisibleUnwrappedCoordinates(this._source.tileID).map(function(e){return new t.OverscaledTileID(e.canonical.z,e.wrap,e.canonical.z,e.canonical.x,e.canonical.y)}):(o=e.coveringTiles({tileSize:this._source.tileSize,minzoom:this._source.minzoom,maxzoom:this._source.maxzoom,roundZoom:this._source.roundZoom,reparseOverscaled:this._source.reparseOverscaled}),this._source.hasTile&&(o=o.filter(function(t){return n._source.hasTile(t)}))):o=[];var r=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(e)),a=Math.max(r-i.maxOverzooming,this._source.minzoom),s=Math.max(r+i.maxUnderzooming,this._source.minzoom),l=this._updateRetainedTiles(o,r);if(Vt(this._source.type)){for(var c={},h={},u=0,p=Object.keys(l);u<p.length;u+=1){var d=p[u],f=l[d],m=n._tiles[d];if(m&&!(m.fadeEndTime&&m.fadeEndTime<=t.browser.now())){var _=n.findLoadedParent(f,a);_&&(n._addTile(_.tileID),c[_.tileID.key]=_.tileID),h[d]=f;}}for(var g in this._retainLoadedChildren(h,r,s,l),c)l[g]||(n._coveredTiles[g]=!0,l[g]=c[g]);}for(var v in l)n._tiles[v].clearFadeHold();for(var y=0,x=t.keysDifference(this._tiles,l);y<x.length;y+=1){var b=x[y],w=n._tiles[b];w.hasSymbolBuckets&&!w.holdingForFade()?w.setHoldDuration(n.map._fadeDuration):w.hasSymbolBuckets&&!w.symbolFadeFinished()||n._removeTile(b);}}},i.prototype.releaseSymbolFadeTiles=function(){for(var t in this._tiles)this._tiles[t].holdingForFade()&&this._removeTile(t);},i.prototype._updateRetainedTiles=function(t,e){for(var n={},o={},r=Math.max(e-i.maxOverzooming,this._source.minzoom),a=Math.max(e+i.maxUnderzooming,this._source.minzoom),s={},l=0,c=t;l<c.length;l+=1){var h=c[l],u=this._addTile(h);n[h.key]=h,u.hasData()||e<this._source.maxzoom&&(s[h.key]=h);}this._retainLoadedChildren(s,e,a,n);for(var p=0,d=t;p<d.length;p+=1){var f=d[p],m=this._tiles[f.key];if(!m.hasData()){if(e+1>this._source.maxzoom){var _=f.children(this._source.maxzoom)[0],g=this.getTile(_);if(g&&g.hasData()){n[_.key]=_;continue}}else{var v=f.children(this._source.maxzoom);if(n[v[0].key]&&n[v[1].key]&&n[v[2].key]&&n[v[3].key])continue}for(var y=m.wasRequested(),x=f.overscaledZ-1;x>=r;--x){var b=f.scaledTo(x);if(o[b.key])break;if(o[b.key]=!0,!(m=this.getTile(b))&&y&&(m=this._addTile(b)),m&&(n[b.key]=b,y=m.wasRequested(),m.hasData()))break}}}return n},i.prototype._addTile=function(e){var i=this._tiles[e.key];if(i)return i;(i=this._cache.getAndRemove(e))&&(this._setTileReloadTimer(e.key,i),i.tileID=e,this._state.initializeTileState(i,this.map?this.map.painter:null),this._cacheTimers[e.key]&&(clearTimeout(this._cacheTimers[e.key]),delete this._cacheTimers[e.key],this._setTileReloadTimer(e.key,i)));var n=Boolean(i);return n||(i=new t.Tile(e,this._source.tileSize*e.overscaleFactor()),this._loadTile(i,this._tileLoaded.bind(this,i,e.key,i.state))),i?(i.uses++,this._tiles[e.key]=i,n||this._source.fire(new t.Event("dataloading",{tile:i,coord:i.tileID,dataType:"source"})),i):null},i.prototype._setTileReloadTimer=function(t,e){var i=this;t in this._timers&&(clearTimeout(this._timers[t]),delete this._timers[t]);var n=e.getExpiryTimeout();n&&(this._timers[t]=setTimeout(function(){i._reloadTile(t,"expired"),delete i._timers[t];},n));},i.prototype._removeTile=function(t){var e=this._tiles[t];e&&(e.uses--,delete this._tiles[t],this._timers[t]&&(clearTimeout(this._timers[t]),delete this._timers[t]),e.uses>0||(e.hasData()?this._cache.add(e.tileID,e,e.getExpiryTimeout()):(e.aborted=!0,this._abortTile(e),this._unloadTile(e))));},i.prototype.clearTiles=function(){for(var t in this._shouldReloadOnResume=!1,this._paused=!1,this._tiles)this._removeTile(t);this._cache.reset();},i.prototype.tilesIn=function(e,i){for(var n=[],o=this.getIds(),r=1/0,a=1/0,s=-1/0,l=-1/0,c=e[0].zoom,h=0;h<e.length;h++){var u=e[h];r=Math.min(r,u.column),a=Math.min(a,u.row),s=Math.max(s,u.column),l=Math.max(l,u.row);}for(var p=0;p<o.length;p++){var d=this._tiles[o[p]];if(!d.holdingForFade()){var f=d.tileID,m=Math.pow(2,this.transform.zoom-d.tileID.overscaledZ),_=i*d.queryPadding*t.EXTENT/d.tileSize/m,g=[Nt(f,new t.Coordinate(r,a,c)),Nt(f,new t.Coordinate(s,l,c))];if(g[0].x-_<t.EXTENT&&g[0].y-_<t.EXTENT&&g[1].x+_>=0&&g[1].y+_>=0){for(var v=[],y=0;y<e.length;y++)v.push(Nt(f,e[y]));n.push({tile:d,tileID:f,queryGeometry:[v],scale:m});}}}return n},i.prototype.getVisibleCoordinates=function(t){for(var e=this,i=this.getRenderableIds(t).map(function(t){return e._tiles[t].tileID}),n=0,o=i;n<o.length;n+=1){var r=o[n];r.posMatrix=e.transform.calculatePosMatrix(r.toUnwrapped());}return i},i.prototype.hasTransition=function(){if(this._source.hasTransition())return !0;if(Vt(this._source.type))for(var e in this._tiles){var i=this._tiles[e];if(void 0!==i.fadeEndTime&&i.fadeEndTime>=t.browser.now())return !0}return !1},i.prototype.setFeatureState=function(t,e,i){t=t||"_geojsonTileLayer",this._state.updateState(t,e,i);},i.prototype.getFeatureState=function(t,e){return t=t||"_geojsonTileLayer",this._state.getState(t,e)},i}(t.Evented);function Nt(e,i){var n=i.zoomTo(e.canonical.z);return new t.Point((n.column-(e.canonical.x+e.wrap*Math.pow(2,e.canonical.z)))*t.EXTENT,(n.row-e.canonical.y)*t.EXTENT)}function Ut(t,e){return t%32-e%32||e-t}function Vt(t){return "raster"===t||"image"===t||"video"===t}function Zt(){return new t.window.Worker(_n.workerUrl)}Ft.maxOverzooming=10,Ft.maxUnderzooming=3;var jt,qt=function(){this.active={};};function Gt(e,i){var n={};for(var o in e)"ref"!==o&&(n[o]=e[o]);return t.refProperties.forEach(function(t){t in i&&(n[t]=i[t]);}),n}function Wt(t){t=t.slice();for(var e=Object.create(null),i=0;i<t.length;i++)e[t[i].id]=t[i];for(var n=0;n<t.length;n++)"ref"in t[n]&&(t[n]=Gt(t[n],e[t[n].ref]));return t}qt.prototype.acquire=function(t){if(!this.workers)for(this.workers=[];this.workers.length<qt.workerCount;)this.workers.push(new Zt);return this.active[t]=!0,this.workers.slice()},qt.prototype.release=function(t){delete this.active[t],0===Object.keys(this.active).length&&(this.workers.forEach(function(t){t.terminate();}),this.workers=null);},qt.workerCount=Math.max(Math.floor(t.browser.hardwareConcurrency/2),1);var Xt={setStyle:"setStyle",addLayer:"addLayer",removeLayer:"removeLayer",setPaintProperty:"setPaintProperty",setLayoutProperty:"setLayoutProperty",setFilter:"setFilter",addSource:"addSource",removeSource:"removeSource",setGeoJSONSourceData:"setGeoJSONSourceData",setLayerZoomRange:"setLayerZoomRange",setLayerProperty:"setLayerProperty",setCenter:"setCenter",setZoom:"setZoom",setBearing:"setBearing",setPitch:"setPitch",setSprite:"setSprite",setGlyphs:"setGlyphs",setTransition:"setTransition",setLight:"setLight"};function Ht(t,e,i){i.push({command:Xt.addSource,args:[t,e[t]]});}function Kt(t,e,i){e.push({command:Xt.removeSource,args:[t]}),i[t]=!0;}function Yt(t,e,i,n){Kt(t,i,n),Ht(t,e,i);}function Jt(e,i,n){var o;for(o in e[n])if(e[n].hasOwnProperty(o)&&"data"!==o&&!t.deepEqual(e[n][o],i[n][o]))return !1;for(o in i[n])if(i[n].hasOwnProperty(o)&&"data"!==o&&!t.deepEqual(e[n][o],i[n][o]))return !1;return !0}function Qt(e,i,n,o,r,a){var s;for(s in i=i||{},e=e||{})e.hasOwnProperty(s)&&(t.deepEqual(e[s],i[s])||n.push({command:a,args:[o,s,i[s],r]}));for(s in i)i.hasOwnProperty(s)&&!e.hasOwnProperty(s)&&(t.deepEqual(e[s],i[s])||n.push({command:a,args:[o,s,i[s],r]}));}function $t(t){return t.id}function te(t,e){return t[e.id]=e,t}function ee(e,i){if(!e)return [{command:Xt.setStyle,args:[i]}];var n=[];try{if(!t.deepEqual(e.version,i.version))return [{command:Xt.setStyle,args:[i]}];t.deepEqual(e.center,i.center)||n.push({command:Xt.setCenter,args:[i.center]}),t.deepEqual(e.zoom,i.zoom)||n.push({command:Xt.setZoom,args:[i.zoom]}),t.deepEqual(e.bearing,i.bearing)||n.push({command:Xt.setBearing,args:[i.bearing]}),t.deepEqual(e.pitch,i.pitch)||n.push({command:Xt.setPitch,args:[i.pitch]}),t.deepEqual(e.sprite,i.sprite)||n.push({command:Xt.setSprite,args:[i.sprite]}),t.deepEqual(e.glyphs,i.glyphs)||n.push({command:Xt.setGlyphs,args:[i.glyphs]}),t.deepEqual(e.transition,i.transition)||n.push({command:Xt.setTransition,args:[i.transition]}),t.deepEqual(e.light,i.light)||n.push({command:Xt.setLight,args:[i.light]});var o={},r=[];!function(e,i,n,o){var r;for(r in i=i||{},e=e||{})e.hasOwnProperty(r)&&(i.hasOwnProperty(r)||Kt(r,n,o));for(r in i)i.hasOwnProperty(r)&&(e.hasOwnProperty(r)?t.deepEqual(e[r],i[r])||("geojson"===e[r].type&&"geojson"===i[r].type&&Jt(e,i,r)?n.push({command:Xt.setGeoJSONSourceData,args:[r,i[r].data]}):Yt(r,i,n,o)):Ht(r,i,n));}(e.sources,i.sources,r,o);var a=[];e.layers&&e.layers.forEach(function(t){o[t.source]?n.push({command:Xt.removeLayer,args:[t.id]}):a.push(t);}),n=n.concat(r),function(e,i,n){i=i||[];var o,r,a,s,l,c,h,u=(e=e||[]).map($t),p=i.map($t),d=e.reduce(te,{}),f=i.reduce(te,{}),m=u.slice(),_=Object.create(null);for(o=0,r=0;o<u.length;o++)a=u[o],f.hasOwnProperty(a)?r++:(n.push({command:Xt.removeLayer,args:[a]}),m.splice(m.indexOf(a,r),1));for(o=0,r=0;o<p.length;o++)a=p[p.length-1-o],m[m.length-1-o]!==a&&(d.hasOwnProperty(a)?(n.push({command:Xt.removeLayer,args:[a]}),m.splice(m.lastIndexOf(a,m.length-r),1)):r++,c=m[m.length-o],n.push({command:Xt.addLayer,args:[f[a],c]}),m.splice(m.length-o,0,a),_[a]=!0);for(o=0;o<p.length;o++)if(s=d[a=p[o]],l=f[a],!_[a]&&!t.deepEqual(s,l))if(t.deepEqual(s.source,l.source)&&t.deepEqual(s["source-layer"],l["source-layer"])&&t.deepEqual(s.type,l.type)){for(h in Qt(s.layout,l.layout,n,a,null,Xt.setLayoutProperty),Qt(s.paint,l.paint,n,a,null,Xt.setPaintProperty),t.deepEqual(s.filter,l.filter)||n.push({command:Xt.setFilter,args:[a,l.filter]}),t.deepEqual(s.minzoom,l.minzoom)&&t.deepEqual(s.maxzoom,l.maxzoom)||n.push({command:Xt.setLayerZoomRange,args:[a,l.minzoom,l.maxzoom]}),s)s.hasOwnProperty(h)&&"layout"!==h&&"paint"!==h&&"filter"!==h&&"metadata"!==h&&"minzoom"!==h&&"maxzoom"!==h&&(0===h.indexOf("paint.")?Qt(s[h],l[h],n,a,h.slice(6),Xt.setPaintProperty):t.deepEqual(s[h],l[h])||n.push({command:Xt.setLayerProperty,args:[a,h,l[h]]}));for(h in l)l.hasOwnProperty(h)&&!s.hasOwnProperty(h)&&"layout"!==h&&"paint"!==h&&"filter"!==h&&"metadata"!==h&&"minzoom"!==h&&"maxzoom"!==h&&(0===h.indexOf("paint.")?Qt(s[h],l[h],n,a,h.slice(6),Xt.setPaintProperty):t.deepEqual(s[h],l[h])||n.push({command:Xt.setLayerProperty,args:[a,h,l[h]]}));}else n.push({command:Xt.removeLayer,args:[a]}),c=m[m.lastIndexOf(a)+1],n.push({command:Xt.addLayer,args:[l,c]});}(a,i.layers,n);}catch(t){console.warn("Unable to compute style diff:",t),n=[{command:Xt.setStyle,args:[i]}];}return n}var ie=function(t,e,i){var n=this.boxCells=[],o=this.circleCells=[];this.xCellCount=Math.ceil(t/i),this.yCellCount=Math.ceil(e/i);for(var r=0;r<this.xCellCount*this.yCellCount;r++)n.push([]),o.push([]);this.circleKeys=[],this.boxKeys=[],this.bboxes=[],this.circles=[],this.width=t,this.height=e,this.xScale=this.xCellCount/t,this.yScale=this.yCellCount/e,this.boxUid=0,this.circleUid=0;};ie.prototype.keysLength=function(){return this.boxKeys.length+this.circleKeys.length},ie.prototype.insert=function(t,e,i,n,o){this._forEachCell(e,i,n,o,this._insertBoxCell,this.boxUid++),this.boxKeys.push(t),this.bboxes.push(e),this.bboxes.push(i),this.bboxes.push(n),this.bboxes.push(o);},ie.prototype.insertCircle=function(t,e,i,n){this._forEachCell(e-n,i-n,e+n,i+n,this._insertCircleCell,this.circleUid++),this.circleKeys.push(t),this.circles.push(e),this.circles.push(i),this.circles.push(n);},ie.prototype._insertBoxCell=function(t,e,i,n,o,r){this.boxCells[o].push(r);},ie.prototype._insertCircleCell=function(t,e,i,n,o,r){this.circleCells[o].push(r);},ie.prototype._query=function(t,e,i,n,o,r){if(i<0||t>this.width||n<0||e>this.height)return !o&&[];var a=[];if(t<=0&&e<=0&&this.width<=i&&this.height<=n){if(o)return !0;for(var s=0;s<this.boxKeys.length;s++)a.push({key:this.boxKeys[s],x1:this.bboxes[4*s],y1:this.bboxes[4*s+1],x2:this.bboxes[4*s+2],y2:this.bboxes[4*s+3]});for(var l=0;l<this.circleKeys.length;l++){var c=this.circles[3*l],h=this.circles[3*l+1],u=this.circles[3*l+2];a.push({key:this.circleKeys[l],x1:c-u,y1:h-u,x2:c+u,y2:h+u});}return r?a.filter(r):a}var p={hitTest:o,seenUids:{box:{},circle:{}}};return this._forEachCell(t,e,i,n,this._queryCell,a,p,r),o?a.length>0:a},ie.prototype._queryCircle=function(t,e,i,n,o){var r=t-i,a=t+i,s=e-i,l=e+i;if(a<0||r>this.width||l<0||s>this.height)return !n&&[];var c=[],h={hitTest:n,circle:{x:t,y:e,radius:i},seenUids:{box:{},circle:{}}};return this._forEachCell(r,s,a,l,this._queryCellCircle,c,h,o),n?c.length>0:c},ie.prototype.query=function(t,e,i,n,o){return this._query(t,e,i,n,!1,o)},ie.prototype.hitTest=function(t,e,i,n,o){return this._query(t,e,i,n,!0,o)},ie.prototype.hitTestCircle=function(t,e,i,n){return this._queryCircle(t,e,i,!0,n)},ie.prototype._queryCell=function(t,e,i,n,o,r,a,s){var l=a.seenUids,c=this.boxCells[o];if(null!==c)for(var h=this.bboxes,u=0,p=c;u<p.length;u+=1){var d=p[u];if(!l.box[d]){l.box[d]=!0;var f=4*d;if(t<=h[f+2]&&e<=h[f+3]&&i>=h[f+0]&&n>=h[f+1]&&(!s||s(this.boxKeys[d]))){if(a.hitTest)return r.push(!0),!0;r.push({key:this.boxKeys[d],x1:h[f],y1:h[f+1],x2:h[f+2],y2:h[f+3]});}}}var m=this.circleCells[o];if(null!==m)for(var _=this.circles,g=0,v=m;g<v.length;g+=1){var y=v[g];if(!l.circle[y]){l.circle[y]=!0;var x=3*y;if(this._circleAndRectCollide(_[x],_[x+1],_[x+2],t,e,i,n)&&(!s||s(this.circleKeys[y]))){if(a.hitTest)return r.push(!0),!0;var b=_[x],w=_[x+1],E=_[x+2];r.push({key:this.circleKeys[y],x1:b-E,y1:w-E,x2:b+E,y2:w+E});}}}},ie.prototype._queryCellCircle=function(t,e,i,n,o,r,a,s){var l=a.circle,c=a.seenUids,h=this.boxCells[o];if(null!==h)for(var u=this.bboxes,p=0,d=h;p<d.length;p+=1){var f=d[p];if(!c.box[f]){c.box[f]=!0;var m=4*f;if(this._circleAndRectCollide(l.x,l.y,l.radius,u[m+0],u[m+1],u[m+2],u[m+3])&&(!s||s(this.boxKeys[f])))return r.push(!0),!0}}var _=this.circleCells[o];if(null!==_)for(var g=this.circles,v=0,y=_;v<y.length;v+=1){var x=y[v];if(!c.circle[x]){c.circle[x]=!0;var b=3*x;if(this._circlesCollide(g[b],g[b+1],g[b+2],l.x,l.y,l.radius)&&(!s||s(this.circleKeys[x])))return r.push(!0),!0}}},ie.prototype._forEachCell=function(t,e,i,n,o,r,a,s){for(var l=this._convertToXCellCoord(t),c=this._convertToYCellCoord(e),h=this._convertToXCellCoord(i),u=this._convertToYCellCoord(n),p=l;p<=h;p++)for(var d=c;d<=u;d++){var f=this.xCellCount*d+p;if(o.call(this,t,e,i,n,f,r,a,s))return}},ie.prototype._convertToXCellCoord=function(t){return Math.max(0,Math.min(this.xCellCount-1,Math.floor(t*this.xScale)))},ie.prototype._convertToYCellCoord=function(t){return Math.max(0,Math.min(this.yCellCount-1,Math.floor(t*this.yScale)))},ie.prototype._circlesCollide=function(t,e,i,n,o,r){var a=n-t,s=o-e,l=i+r;return l*l>a*a+s*s},ie.prototype._circleAndRectCollide=function(t,e,i,n,o,r,a){var s=(r-n)/2,l=Math.abs(t-(n+s));if(l>s+i)return !1;var c=(a-o)/2,h=Math.abs(e-(o+c));if(h>c+i)return !1;if(l<=s||h<=c)return !0;var u=l-s,p=h-c;return u*u+p*p<=i*i};var ne=t.properties.layout;function oe(e,i,n,o,r){var a=t.identity(new Float32Array(16));return i?(t.identity(a),t.scale(a,a,[1/r,1/r,1]),n||t.rotateZ(a,a,o.angle)):(t.scale(a,a,[o.width/2,-o.height/2,1]),t.translate(a,a,[1,-1,0]),t.multiply(a,a,e)),a}function re(e,i,n,o,r){var a=t.identity(new Float32Array(16));return i?(t.multiply(a,a,e),t.scale(a,a,[r,r,1]),n||t.rotateZ(a,a,-o.angle)):(t.scale(a,a,[1,-1,1]),t.translate(a,a,[-1,-1,0]),t.scale(a,a,[2/o.width,2/o.height,1])),a}function ae(e,i){var n=[e.x,e.y,0,1];_e(n,n,i);var o=n[3];return {point:new t.Point(n[0]/o,n[1]/o),signedDistanceFromCamera:o}}function se(t,e){var i=t[0]/t[3],n=t[1]/t[3];return i>=-e[0]&&i<=e[0]&&n>=-e[1]&&n<=e[1]}function le(e,i,n,o,r,a,s,l){var c=o?e.textSizeData:e.iconSizeData,h=t.evaluateSizeForZoom(c,n.transform.zoom,ne.properties[o?"text-size":"icon-size"]),u=[256/n.width*2+1,256/n.height*2+1],p=o?e.text.dynamicLayoutVertexArray:e.icon.dynamicLayoutVertexArray;p.clear();for(var d=e.lineVertexArray,f=o?e.text.placedSymbolArray:e.icon.placedSymbolArray,m=n.transform.width/n.transform.height,_=!1,g=0;g<f.length;g++){var v=f.get(g);if(v.hidden||v.writingMode===t.WritingMode.vertical&&!_)me(v.numGlyphs,p);else{_=!1;var y=[v.anchorX,v.anchorY,0,1];if(t.transformMat4(y,y,i),se(y,u)){var x=.5+y[3]/n.transform.cameraToCenterDistance*.5,b=t.evaluateSizeForFeature(c,h,v),w=s?b*x:b/x,E=new t.Point(v.anchorX,v.anchorY),T=ae(E,r).point,I={},S=ue(v,w,!1,l,i,r,a,e.glyphOffsetArray,d,p,T,E,I,m);_=S.useVertical,(S.notEnoughRoom||_||S.needsFlipping&&ue(v,w,!0,l,i,r,a,e.glyphOffsetArray,d,p,T,E,I,m).notEnoughRoom)&&me(v.numGlyphs,p);}else me(v.numGlyphs,p);}}o?e.text.dynamicLayoutVertexBuffer.updateData(p):e.icon.dynamicLayoutVertexBuffer.updateData(p);}function ce(t,e,i,n,o,r,a,s,l,c,h,u){var p=s.glyphStartIndex+s.numGlyphs,d=s.lineStartIndex,f=s.lineStartIndex+s.lineLength,m=e.getoffsetX(s.glyphStartIndex),_=e.getoffsetX(p-1),g=de(t*m,i,n,o,r,a,s.segment,d,f,l,c,h,u);if(!g)return null;var v=de(t*_,i,n,o,r,a,s.segment,d,f,l,c,h,u);return v?{first:g,last:v}:null}function he(e,i,n,o){if(e===t.WritingMode.horizontal&&Math.abs(n.y-i.y)>Math.abs(n.x-i.x)*o)return {useVertical:!0};return (e===t.WritingMode.vertical?i.y<n.y:i.x>n.x)?{needsFlipping:!0}:null}function ue(e,i,n,o,r,a,s,l,c,h,u,p,d,f){var m,_=i/24,g=e.lineOffsetX*i,v=e.lineOffsetY*i;if(e.numGlyphs>1){var y=e.glyphStartIndex+e.numGlyphs,x=e.lineStartIndex,b=e.lineStartIndex+e.lineLength,w=ce(_,l,g,v,n,u,p,e,c,a,d,!1);if(!w)return {notEnoughRoom:!0};var E=ae(w.first.point,s).point,T=ae(w.last.point,s).point;if(o&&!n){var I=he(e.writingMode,E,T,f);if(I)return I}m=[w.first];for(var S=e.glyphStartIndex+1;S<y-1;S++)m.push(de(_*l.getoffsetX(S),g,v,n,u,p,e.segment,x,b,c,a,d,!1));m.push(w.last);}else{if(o&&!n){var C=ae(p,r).point,z=e.lineStartIndex+e.segment+1,P=new t.Point(c.getx(z),c.gety(z)),A=ae(P,r),D=A.signedDistanceFromCamera>0?A.point:pe(p,P,C,1,r),R=he(e.writingMode,C,D,f);if(R)return R}var M=de(_*l.getoffsetX(e.glyphStartIndex),g,v,n,u,p,e.segment,e.lineStartIndex,e.lineStartIndex+e.lineLength,c,a,d,!1);if(!M)return {notEnoughRoom:!0};m=[M];}for(var L=0,k=m;L<k.length;L+=1){var B=k[L];t.addDynamicAttributes(h,B.point,B.angle);}return {}}function pe(t,e,i,n,o){var r=ae(t.add(t.sub(e)._unit()),o).point,a=i.sub(r);return i.add(a._mult(n/a.mag()))}function de(e,i,n,o,r,a,s,l,c,h,u,p,d){var f=o?e-i:e+i,m=f>0?1:-1,_=0;o&&(m*=-1,_=Math.PI),m<0&&(_+=Math.PI);for(var g=m>0?l+s:l+s+1,v=g,y=r,x=r,b=0,w=0,E=Math.abs(f);b+w<=E;){if((g+=m)<l||g>=c)return null;if(x=y,void 0===(y=p[g])){var T=new t.Point(h.getx(g),h.gety(g)),I=ae(T,u);if(I.signedDistanceFromCamera>0)y=p[g]=I.point;else{var S=g-m;y=pe(0===b?a:new t.Point(h.getx(S),h.gety(S)),T,x,E-b+1,u);}}b+=w,w=x.dist(y);}var C=(E-b)/w,z=y.sub(x),P=z.mult(C)._add(x);return P._add(z._unit()._perp()._mult(n*m)),{point:P,angle:_+Math.atan2(y.y-x.y,y.x-x.x),tileDistance:d?{prevTileDistance:g-m===v?0:h.gettileUnitDistanceFromAnchor(g-m),lastSegmentViewportDistance:E-b}:null}}var fe=new Float32Array([-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0]);function me(t,e){for(var i=0;i<t;i++){var n=e.length;e.resize(n+4),e.float32.set(fe,3*n);}}function _e(t,e,i){var n=e[0],o=e[1];return t[0]=i[0]*n+i[4]*o+i[12],t[1]=i[1]*n+i[5]*o+i[13],t[3]=i[3]*n+i[7]*o+i[15],t}var ge=function(t,e,i){void 0===e&&(e=new ie(t.width+200,t.height+200,25)),void 0===i&&(i=new ie(t.width+200,t.height+200,25)),this.transform=t,this.grid=e,this.ignoredGrid=i,this.pitchfactor=Math.cos(t._pitch)*t.cameraToCenterDistance,this.screenRightBoundary=t.width+100,this.screenBottomBoundary=t.height+100,this.gridRightBoundary=t.width+200,this.gridBottomBoundary=t.height+200;};function ve(t,e,i){t[e+4]=i?1:0;}function ye(e,i,n){return i*(t.EXTENT/(e.tileSize*Math.pow(2,n-e.tileID.overscaledZ)))}ge.prototype.placeCollisionBox=function(t,e,i,n,o){var r=this.projectAndGetPerspectiveRatio(n,t.anchorPointX,t.anchorPointY),a=i*r.perspectiveRatio,s=t.x1*a+r.point.x,l=t.y1*a+r.point.y,c=t.x2*a+r.point.x,h=t.y2*a+r.point.y;return !this.isInsideGrid(s,l,c,h)||!e&&this.grid.hitTest(s,l,c,h,o)?{box:[],offscreen:!1}:{box:[s,l,c,h],offscreen:this.isOffscreen(s,l,c,h)}},ge.prototype.approximateTileDistance=function(t,e,i,n,o){var r=o?1:n/this.pitchfactor,a=t.lastSegmentViewportDistance*i;return t.prevTileDistance+a+(r-1)*a*Math.abs(Math.sin(e))},ge.prototype.placeCollisionCircles=function(e,i,n,o,r,a,s,l,c,h,u,p,d,f){var m=[],_=this.projectAnchor(h,a.anchorX,a.anchorY),g=c/24,v=a.lineOffsetX*c,y=a.lineOffsetY*c,x=new t.Point(a.anchorX,a.anchorY),b=ce(g,l,v,y,!1,ae(x,u).point,x,a,s,u,{},!0),w=!1,E=!1,T=!0,I=_.perspectiveRatio*o,S=1/(o*n),C=0,z=0;b&&(C=this.approximateTileDistance(b.first.tileDistance,b.first.angle,S,_.cameraDistance,d),z=this.approximateTileDistance(b.last.tileDistance,b.last.angle,S,_.cameraDistance,d));for(var P=0;P<e.length;P+=5){var A=e[P],D=e[P+1],R=e[P+2],M=e[P+3];if(!b||M<-C||M>z)ve(e,P,!1);else{var L=this.projectPoint(h,A,D),k=R*I;if(m.length>0){var B=L.x-m[m.length-4],O=L.y-m[m.length-3];if(k*k*2>B*B+O*O)if(P+8<e.length){var F=e[P+8];if(F>-C&&F<z){ve(e,P,!1);continue}}}var N=P/5;m.push(L.x,L.y,k,N),ve(e,P,!0);var U=L.x-k,V=L.y-k,Z=L.x+k,j=L.y+k;if(T=T&&this.isOffscreen(U,V,Z,j),E=E||this.isInsideGrid(U,V,Z,j),!i&&this.grid.hitTestCircle(L.x,L.y,k,f)){if(!p)return {circles:[],offscreen:!1};w=!0;}}}return {circles:w||!E?[]:m,offscreen:T}},ge.prototype.queryRenderedSymbols=function(e){if(0===e.length||0===this.grid.keysLength()&&0===this.ignoredGrid.keysLength())return {};for(var i=[],n=1/0,o=1/0,r=-1/0,a=-1/0,s=0,l=e;s<l.length;s+=1){var c=l[s],h=new t.Point(c.x+100,c.y+100);n=Math.min(n,h.x),o=Math.min(o,h.y),r=Math.max(r,h.x),a=Math.max(a,h.y),i.push(h);}for(var u={},p={},d=0,f=this.grid.query(n,o,r,a).concat(this.ignoredGrid.query(n,o,r,a));d<f.length;d+=1){var m=f[d],_=m.key;if(void 0===u[_.bucketInstanceId]&&(u[_.bucketInstanceId]={}),!u[_.bucketInstanceId][_.featureIndex]){var g=[new t.Point(m.x1,m.y1),new t.Point(m.x2,m.y1),new t.Point(m.x2,m.y2),new t.Point(m.x1,m.y2)];t.polygonIntersectsPolygon(i,g)&&(u[_.bucketInstanceId][_.featureIndex]=!0,void 0===p[_.bucketInstanceId]&&(p[_.bucketInstanceId]=[]),p[_.bucketInstanceId].push(_.featureIndex));}}return p},ge.prototype.insertCollisionBox=function(t,e,i,n,o){var r={bucketInstanceId:i,featureIndex:n,collisionGroupID:o};(e?this.ignoredGrid:this.grid).insert(r,t[0],t[1],t[2],t[3]);},ge.prototype.insertCollisionCircles=function(t,e,i,n,o){for(var r=e?this.ignoredGrid:this.grid,a={bucketInstanceId:i,featureIndex:n,collisionGroupID:o},s=0;s<t.length;s+=4)r.insertCircle(a,t[s],t[s+1],t[s+2]);},ge.prototype.projectAnchor=function(t,e,i){var n=[e,i,0,1];return _e(n,n,t),{perspectiveRatio:.5+this.transform.cameraToCenterDistance/n[3]*.5,cameraDistance:n[3]}},ge.prototype.projectPoint=function(e,i,n){var o=[i,n,0,1];return _e(o,o,e),new t.Point((o[0]/o[3]+1)/2*this.transform.width+100,(-o[1]/o[3]+1)/2*this.transform.height+100)},ge.prototype.projectAndGetPerspectiveRatio=function(e,i,n){var o=[i,n,0,1];return _e(o,o,e),{point:new t.Point((o[0]/o[3]+1)/2*this.transform.width+100,(-o[1]/o[3]+1)/2*this.transform.height+100),perspectiveRatio:.5+this.transform.cameraToCenterDistance/o[3]*.5}},ge.prototype.isOffscreen=function(t,e,i,n){return i<100||t>=this.screenRightBoundary||n<100||e>this.screenBottomBoundary},ge.prototype.isInsideGrid=function(t,e,i,n){return i>=0&&t<this.gridRightBoundary&&n>=0&&e<this.gridBottomBoundary};var xe=function(t,e,i,n){this.opacity=t?Math.max(0,Math.min(1,t.opacity+(t.placed?e:-e))):n&&i?1:0,this.placed=i;};xe.prototype.isHidden=function(){return 0===this.opacity&&!this.placed};var be=function(t,e,i,n,o){this.text=new xe(t?t.text:null,e,i,o),this.icon=new xe(t?t.icon:null,e,n,o);};be.prototype.isHidden=function(){return this.text.isHidden()&&this.icon.isHidden()};var we=function(t,e,i){this.text=t,this.icon=e,this.skipFade=i;},Ee=function(t){this.crossSourceCollisions=t,this.maxGroupID=0,this.collisionGroups={};};Ee.prototype.get=function(t){if(this.crossSourceCollisions)return {ID:0,predicate:null};if(!this.collisionGroups[t]){var e=++this.maxGroupID;this.collisionGroups[t]={ID:e,predicate:function(t){return t.collisionGroupID===e}};}return this.collisionGroups[t]};var Te=function(t,e,i){this.transform=t.clone(),this.collisionIndex=new ge(this.transform),this.placements={},this.opacities={},this.stale=!1,this.fadeDuration=e,this.retainedQueryData={},this.collisionGroups=new Ee(i);};function Ie(t,e,i){t.emplaceBack(e?1:0,i?1:0),t.emplaceBack(e?1:0,i?1:0),t.emplaceBack(e?1:0,i?1:0),t.emplaceBack(e?1:0,i?1:0);}Te.prototype.placeLayerTile=function(e,i,n,o){var r=i.getBucket(e),a=i.latestFeatureIndex;if(r&&a&&e.id===r.layerIds[0]){var s=i.collisionBoxArray,l=r.layers[0].layout,c=Math.pow(2,this.transform.zoom-i.tileID.overscaledZ),h=i.tileSize/t.EXTENT,u=this.transform.calculatePosMatrix(i.tileID.toUnwrapped()),p=oe(u,"map"===l.get("text-pitch-alignment"),"map"===l.get("text-rotation-alignment"),this.transform,ye(i,1,this.transform.zoom)),d=oe(u,"map"===l.get("icon-pitch-alignment"),"map"===l.get("icon-rotation-alignment"),this.transform,ye(i,1,this.transform.zoom));this.retainedQueryData[r.bucketInstanceId]=new function(t,e,i,n,o){this.bucketInstanceId=t,this.featureIndex=e,this.sourceLayerIndex=i,this.bucketIndex=n,this.tileID=o;}(r.bucketInstanceId,a,r.sourceLayerIndex,r.index,i.tileID),this.placeLayerBucket(r,u,p,d,c,h,n,i.holdingForFade(),o,s);}},Te.prototype.placeLayerBucket=function(e,i,n,o,r,a,s,l,c,h){for(var u=e.layers[0].layout,p=t.evaluateSizeForZoom(e.textSizeData,this.transform.zoom,t.properties.layout.properties["text-size"]),d=u.get("text-optional"),f=u.get("icon-optional"),m=this.collisionGroups.get(e.sourceID),_=0,g=e.symbolInstances;_<g.length;_+=1){var v=g[_];if(!c[v.crossTileID]){if(l){this.placements[v.crossTileID]=new we(!1,!1,!1);continue}var y=!1,x=!1,b=!0,w=null,E=null,T=null,I=0,S=0;v.collisionArrays||(v.collisionArrays=e.deserializeCollisionBoxes(h,v.textBoxStartIndex,v.textBoxEndIndex,v.iconBoxStartIndex,v.iconBoxEndIndex)),v.collisionArrays.textFeatureIndex&&(I=v.collisionArrays.textFeatureIndex),v.collisionArrays.textBox&&(y=(w=this.collisionIndex.placeCollisionBox(v.collisionArrays.textBox,u.get("text-allow-overlap"),a,i,m.predicate)).box.length>0,b=b&&w.offscreen);var C=v.collisionArrays.textCircles;if(C){var z=e.text.placedSymbolArray.get(v.placedTextSymbolIndices[0]),P=t.evaluateSizeForFeature(e.textSizeData,p,z);E=this.collisionIndex.placeCollisionCircles(C,u.get("text-allow-overlap"),r,a,v.key,z,e.lineVertexArray,e.glyphOffsetArray,P,i,n,s,"map"===u.get("text-pitch-alignment"),m.predicate),y=u.get("text-allow-overlap")||E.circles.length>0,b=b&&E.offscreen;}v.collisionArrays.iconFeatureIndex&&(S=v.collisionArrays.iconFeatureIndex),v.collisionArrays.iconBox&&(x=(T=this.collisionIndex.placeCollisionBox(v.collisionArrays.iconBox,u.get("icon-allow-overlap"),a,i,m.predicate)).box.length>0,b=b&&T.offscreen);var A=d||0===v.numGlyphVertices&&0===v.numVerticalGlyphVertices,D=f||0===v.numIconVertices;A||D?D?A||(x=x&&y):y=x&&y:x=y=x&&y,y&&w&&this.collisionIndex.insertCollisionBox(w.box,u.get("text-ignore-placement"),e.bucketInstanceId,I,m.ID),x&&T&&this.collisionIndex.insertCollisionBox(T.box,u.get("icon-ignore-placement"),e.bucketInstanceId,S,m.ID),y&&E&&this.collisionIndex.insertCollisionCircles(E.circles,u.get("text-ignore-placement"),e.bucketInstanceId,I,m.ID),this.placements[v.crossTileID]=new we(y,x,b||e.justReloaded),c[v.crossTileID]=!0;}}e.justReloaded=!1;},Te.prototype.commit=function(t,e){this.commitTime=e;var i=!1,n=t&&0!==this.fadeDuration?(this.commitTime-t.commitTime)/this.fadeDuration:1,o=t?t.opacities:{};for(var r in this.placements){var a=this.placements[r],s=o[r];s?(this.opacities[r]=new be(s,n,a.text,a.icon),i=i||a.text!==s.text.placed||a.icon!==s.icon.placed):(this.opacities[r]=new be(null,n,a.text,a.icon,a.skipFade),i=i||a.text||a.icon);}for(var l in o){var c=o[l];if(!this.opacities[l]){var h=new be(c,n,!1,!1);h.isHidden()||(this.opacities[l]=h,i=i||c.text.placed||c.icon.placed);}}i?this.lastPlacementChangeTime=e:"number"!=typeof this.lastPlacementChangeTime&&(this.lastPlacementChangeTime=t?t.lastPlacementChangeTime:e);},Te.prototype.updateLayerOpacities=function(t,e){for(var i={},n=0,o=e;n<o.length;n+=1){var r=o[n],a=r.getBucket(t);a&&r.latestFeatureIndex&&t.id===a.layerIds[0]&&this.updateBucketOpacities(a,i,r.collisionBoxArray);}},Te.prototype.updateBucketOpacities=function(t,e,i){t.hasTextData()&&t.text.opacityVertexArray.clear(),t.hasIconData()&&t.icon.opacityVertexArray.clear(),t.hasCollisionBoxData()&&t.collisionBox.collisionVertexArray.clear(),t.hasCollisionCircleData()&&t.collisionCircle.collisionVertexArray.clear();for(var n=t.layers[0].layout,o=new be(null,0,!1,!1,!0),r=new be(null,0,n.get("text-allow-overlap"),n.get("icon-allow-overlap"),!0),a=0;a<t.symbolInstances.length;a++){var s=t.symbolInstances[a],l=e[s.crossTileID],c=this.opacities[s.crossTileID];l?c=o:c||(c=r,this.opacities[s.crossTileID]=c),e[s.crossTileID]=!0;var h=s.numGlyphVertices>0||s.numVerticalGlyphVertices>0,u=s.numIconVertices>0;if(h){for(var p=Me(c.text),d=(s.numGlyphVertices+s.numVerticalGlyphVertices)/4,f=0;f<d;f++)t.text.opacityVertexArray.emplaceBack(p);for(var m=0,_=s.placedTextSymbolIndices;m<_.length;m+=1){var g=_[m];t.text.placedSymbolArray.get(g).hidden=c.text.isHidden();}}if(u){for(var v=Me(c.icon),y=0;y<s.numIconVertices/4;y++)t.icon.opacityVertexArray.emplaceBack(v);t.icon.placedSymbolArray.get(a).hidden=c.icon.isHidden();}s.collisionArrays||(s.collisionArrays=t.deserializeCollisionBoxes(i,s.textBoxStartIndex,s.textBoxEndIndex,s.iconBoxStartIndex,s.iconBoxEndIndex));var x=s.collisionArrays;if(x){x.textBox&&t.hasCollisionBoxData()&&Ie(t.collisionBox.collisionVertexArray,c.text.placed,!1),x.iconBox&&t.hasCollisionBoxData()&&Ie(t.collisionBox.collisionVertexArray,c.icon.placed,!1);var b=x.textCircles;if(b&&t.hasCollisionCircleData())for(var w=0;w<b.length;w+=5){var E=l||0===b[w+4];Ie(t.collisionCircle.collisionVertexArray,c.text.placed,E);}}}t.sortFeatures(this.transform.angle),this.retainedQueryData[t.bucketInstanceId]&&(this.retainedQueryData[t.bucketInstanceId].featureSortOrder=t.featureSortOrder),t.hasTextData()&&t.text.opacityVertexBuffer&&t.text.opacityVertexBuffer.updateData(t.text.opacityVertexArray),t.hasIconData()&&t.icon.opacityVertexBuffer&&t.icon.opacityVertexBuffer.updateData(t.icon.opacityVertexArray),t.hasCollisionBoxData()&&t.collisionBox.collisionVertexBuffer&&t.collisionBox.collisionVertexBuffer.updateData(t.collisionBox.collisionVertexArray),t.hasCollisionCircleData()&&t.collisionCircle.collisionVertexBuffer&&t.collisionCircle.collisionVertexBuffer.updateData(t.collisionCircle.collisionVertexArray);},Te.prototype.symbolFadeChange=function(t){return 0===this.fadeDuration?1:(t-this.commitTime)/this.fadeDuration},Te.prototype.hasTransitions=function(t){return this.stale||t-this.lastPlacementChangeTime<this.fadeDuration},Te.prototype.stillRecent=function(t){return "undefined"!==this.commitTime&&this.commitTime+this.fadeDuration>t},Te.prototype.setStale=function(){this.stale=!0;};var Se=Math.pow(2,25),Ce=Math.pow(2,24),ze=Math.pow(2,17),Pe=Math.pow(2,16),Ae=Math.pow(2,9),De=Math.pow(2,8),Re=Math.pow(2,1);function Me(t){if(0===t.opacity&&!t.placed)return 0;if(1===t.opacity&&t.placed)return 4294967295;var e=t.placed?1:0,i=Math.floor(127*t.opacity);return i*Se+e*Ce+i*ze+e*Pe+i*Ae+e*De+i*Re+e}var Le=function(){this._currentTileIndex=0,this._seenCrossTileIDs={};};Le.prototype.continuePlacement=function(t,e,i,n,o){for(;this._currentTileIndex<t.length;){var r=t[this._currentTileIndex];if(e.placeLayerTile(n,r,i,this._seenCrossTileIDs),this._currentTileIndex++,o())return !0}};var ke=function(t,e,i,n,o,r){this.placement=new Te(t,o,r),this._currentPlacementIndex=e.length-1,this._forceFullPlacement=i,this._showCollisionBoxes=n,this._done=!1;};ke.prototype.isDone=function(){return this._done},ke.prototype.continuePlacement=function(e,i,n){for(var o=this,r=t.browser.now(),a=function(){var e=t.browser.now()-r;return !o._forceFullPlacement&&e>2};this._currentPlacementIndex>=0;){var s=i[e[o._currentPlacementIndex]],l=o.placement.collisionIndex.transform.zoom;if("symbol"===s.type&&(!s.minzoom||s.minzoom<=l)&&(!s.maxzoom||s.maxzoom>l)){if(o._inProgressLayer||(o._inProgressLayer=new Le),o._inProgressLayer.continuePlacement(n[s.source],o.placement,o._showCollisionBoxes,s,a))return;delete o._inProgressLayer;}o._currentPlacementIndex--;}this._done=!0;},ke.prototype.commit=function(t,e){return this.placement.commit(t,e),this.placement};var Be=512/t.EXTENT/2,Oe=function(t,e,i){this.tileID=t,this.indexedSymbolInstances={},this.bucketInstanceId=i;for(var n=0,o=e;n<o.length;n+=1){var r=o[n],a=r.key;this.indexedSymbolInstances[a]||(this.indexedSymbolInstances[a]=[]),this.indexedSymbolInstances[a].push({crossTileID:r.crossTileID,coord:this.getScaledCoordinates(r,t)});}};Oe.prototype.getScaledCoordinates=function(e,i){var n=i.canonical.z-this.tileID.canonical.z,o=Be/Math.pow(2,n),r=e.anchor;return {x:Math.floor((i.canonical.x*t.EXTENT+r.x)*o),y:Math.floor((i.canonical.y*t.EXTENT+r.y)*o)}},Oe.prototype.findMatches=function(t,e,i){for(var n=this.tileID.canonical.z<e.canonical.z?1:Math.pow(2,this.tileID.canonical.z-e.canonical.z),o=0,r=t;o<r.length;o+=1){var a=r[o];if(!a.crossTileID){var s=this.indexedSymbolInstances[a.key];if(s)for(var l=this.getScaledCoordinates(a,e),c=0,h=s;c<h.length;c+=1){var u=h[c];if(Math.abs(u.coord.x-l.x)<=n&&Math.abs(u.coord.y-l.y)<=n&&!i[u.crossTileID]){i[u.crossTileID]=!0,a.crossTileID=u.crossTileID;break}}}}};var Fe=function(){this.maxCrossTileID=0;};Fe.prototype.generate=function(){return ++this.maxCrossTileID};var Ne=function(){this.indexes={},this.usedCrossTileIDs={},this.lng=0;};Ne.prototype.handleWrapJump=function(t){var e=Math.round((t-this.lng)/360);if(0!==e)for(var i in this.indexes){var n=this.indexes[i],o={};for(var r in n){var a=n[r];a.tileID=a.tileID.unwrapTo(a.tileID.wrap+e),o[a.tileID.key]=a;}this.indexes[i]=o;}this.lng=t;},Ne.prototype.addBucket=function(t,e,i){if(this.indexes[t.overscaledZ]&&this.indexes[t.overscaledZ][t.key]){if(this.indexes[t.overscaledZ][t.key].bucketInstanceId===e.bucketInstanceId)return !1;this.removeBucketCrossTileIDs(t.overscaledZ,this.indexes[t.overscaledZ][t.key]);}for(var n=0,o=e.symbolInstances;n<o.length;n+=1){o[n].crossTileID=0;}this.usedCrossTileIDs[t.overscaledZ]||(this.usedCrossTileIDs[t.overscaledZ]={});var r=this.usedCrossTileIDs[t.overscaledZ];for(var a in this.indexes){var s=this.indexes[a];if(Number(a)>t.overscaledZ)for(var l in s){var c=s[l];c.tileID.isChildOf(t)&&c.findMatches(e.symbolInstances,t,r);}else{var h=s[t.scaledTo(Number(a)).key];h&&h.findMatches(e.symbolInstances,t,r);}}for(var u=0,p=e.symbolInstances;u<p.length;u+=1){var d=p[u];d.crossTileID||(d.crossTileID=i.generate(),r[d.crossTileID]=!0);}return void 0===this.indexes[t.overscaledZ]&&(this.indexes[t.overscaledZ]={}),this.indexes[t.overscaledZ][t.key]=new Oe(t,e.symbolInstances,e.bucketInstanceId),!0},Ne.prototype.removeBucketCrossTileIDs=function(t,e){for(var i in e.indexedSymbolInstances)for(var n=0,o=e.indexedSymbolInstances[i];n<o.length;n+=1){var r=o[n];delete this.usedCrossTileIDs[t][r.crossTileID];}},Ne.prototype.removeStaleBuckets=function(t){var e=!1;for(var i in this.indexes){var n=this.indexes[i];for(var o in n)t[n[o].bucketInstanceId]||(this.removeBucketCrossTileIDs(i,n[o]),delete n[o],e=!0);}return e};var Ue=function(){this.layerIndexes={},this.crossTileIDs=new Fe,this.maxBucketInstanceId=0,this.bucketsInCurrentPlacement={};};Ue.prototype.addLayer=function(t,e,i){var n=this.layerIndexes[t.id];void 0===n&&(n=this.layerIndexes[t.id]=new Ne);var o=!1,r={};n.handleWrapJump(i);for(var a=0,s=e;a<s.length;a+=1){var l=s[a],c=l.getBucket(t);c&&t.id===c.layerIds[0]&&(c.bucketInstanceId||(c.bucketInstanceId=++this.maxBucketInstanceId),n.addBucket(l.tileID,c,this.crossTileIDs)&&(o=!0),r[c.bucketInstanceId]=!0);}return n.removeStaleBuckets(r)&&(o=!0),o},Ue.prototype.pruneUnusedLayers=function(t){var e={};for(var i in t.forEach(function(t){e[t]=!0;}),this.layerIndexes)e[i]||delete this.layerIndexes[i];};var Ve=function(e,i){return t.emitValidationErrors(e,i&&i.filter(function(t){return "source.canvas"!==t.identifier}))},Ze=t.pick(Xt,["addLayer","removeLayer","setPaintProperty","setLayoutProperty","setFilter","addSource","removeSource","setLayerZoomRange","setLight","setTransition","setGeoJSONSourceData"]),je=t.pick(Xt,["setCenter","setZoom","setBearing","setPitch"]),qe=function(e){function i(n,o){var r=this;void 0===o&&(o={}),e.call(this),this.map=n,this.dispatcher=new O((jt||(jt=new qt),jt),this),this.imageManager=new S,this.glyphManager=new R(n._transformRequest,o.localIdeographFontFamily),this.lineAtlas=new B(256,512),this.crossTileSymbolIndex=new Ue,this._layers={},this._order=[],this.sourceCaches={},this.zoomHistory=new t.ZoomHistory,this._loaded=!1,this._resetUpdates();var a=this;this._rtlTextPluginCallback=i.registerForPluginAvailability(function(t){for(var e in a.dispatcher.broadcast("loadRTLTextPlugin",t.pluginURL,t.completionCallback),a.sourceCaches)a.sourceCaches[e].reload();}),this.on("data",function(t){if("source"===t.dataType&&"metadata"===t.sourceDataType){var e=r.sourceCaches[t.sourceId];if(e){var i=e.getSource();if(i&&i.vectorLayerIds)for(var n in r._layers){var o=r._layers[n];o.source===i.id&&r._validateLayer(o);}}}});}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.loadURL=function(e,i){var n=this;void 0===i&&(i={}),this.fire(new t.Event("dataloading",{dataType:"style"}));var o="boolean"==typeof i.validate?i.validate:!f(e);e=function(t,e){if(!f(t))return t;var i=b(t);return i.path="/styles/v1"+i.path,d(i,e)}(e,i.accessToken);var r=this.map._transformRequest(e,t.ResourceType.Style);this._request=t.getJSON(r,function(e,i){n._request=null,e?n.fire(new t.ErrorEvent(e)):i&&n._load(i,o);});},i.prototype.loadJSON=function(e,i){var n=this;void 0===i&&(i={}),this.fire(new t.Event("dataloading",{dataType:"style"})),this._request=t.browser.frame(function(){n._request=null,n._load(e,!1!==i.validate);});},i.prototype._load=function(e,i){var n=this;if(!i||!Ve(this,t.validateStyle(e))){for(var o in this._loaded=!0,this.stylesheet=e,e.sources)n.addSource(o,e.sources[o],{validate:!1});e.sprite?this._spriteRequest=function(e,i,n){var o,r,a,s=t.browser.devicePixelRatio>1?"@2x":"",l=t.getJSON(i(g(e,s,".json"),t.ResourceType.SpriteJSON),function(t,e){l=null,a||(a=t,o=e,h());}),c=t.getImage(i(g(e,s,".png"),t.ResourceType.SpriteImage),function(t,e){c=null,a||(a=t,r=e,h());});function h(){if(a)n(a);else if(o&&r){var e=t.browser.getImageData(r),i={};for(var s in o){var l=o[s],c=l.width,h=l.height,u=l.x,p=l.y,d=l.sdf,f=l.pixelRatio,m=new t.RGBAImage({width:c,height:h});t.RGBAImage.copy(e,m,{x:u,y:p},{x:0,y:0},{width:c,height:h}),i[s]={data:m,pixelRatio:f,sdf:d};}n(null,i);}}return {cancel:function(){l&&(l.cancel(),l=null),c&&(c.cancel(),c=null);}}}(e.sprite,this.map._transformRequest,function(e,i){if(n._spriteRequest=null,e)n.fire(new t.ErrorEvent(e));else if(i)for(var o in i)n.imageManager.addImage(o,i[o]);n.imageManager.setLoaded(!0),n.fire(new t.Event("data",{dataType:"style"}));}):this.imageManager.setLoaded(!0),this.glyphManager.setURL(e.glyphs);var r=Wt(this.stylesheet.layers);this._order=r.map(function(t){return t.id}),this._layers={};for(var a=0,s=r;a<s.length;a+=1){var l=s[a];(l=t.createStyleLayer(l)).setEventedParent(n,{layer:{id:l.id}}),n._layers[l.id]=l;}this.dispatcher.broadcast("setLayers",this._serializeLayers(this._order)),this.light=new k(this.stylesheet.light),this.fire(new t.Event("data",{dataType:"style"})),this.fire(new t.Event("style.load"));}},i.prototype._validateLayer=function(e){var i=this.sourceCaches[e.source];if(i){var n=e.sourceLayer;if(n){var o=i.getSource();("geojson"===o.type||o.vectorLayerIds&&-1===o.vectorLayerIds.indexOf(n))&&this.fire(new t.ErrorEvent(new Error('Source layer "'+n+'" does not exist on source "'+o.id+'" as specified by style layer "'+e.id+'"')));}}},i.prototype.loaded=function(){if(!this._loaded)return !1;if(Object.keys(this._updatedSources).length)return !1;for(var t in this.sourceCaches)if(!this.sourceCaches[t].loaded())return !1;return !!this.imageManager.isLoaded()},i.prototype._serializeLayers=function(t){var e=this;return t.map(function(t){return e._layers[t].serialize()})},i.prototype.hasTransitions=function(){if(this.light&&this.light.hasTransition())return !0;for(var t in this.sourceCaches)if(this.sourceCaches[t].hasTransition())return !0;for(var e in this._layers)if(this._layers[e].hasTransition())return !0;return !1},i.prototype._checkLoaded=function(){if(!this._loaded)throw new Error("Style is not done loading")},i.prototype.update=function(e){if(this._loaded){if(this._changed){var i=Object.keys(this._updatedLayers),n=Object.keys(this._removedLayers);for(var o in(i.length||n.length)&&this._updateWorkerLayers(i,n),this._updatedSources){var r=this._updatedSources[o];"reload"===r?this._reloadSource(o):"clear"===r&&this._clearSource(o);}for(var a in this._updatedPaintProps)this._layers[a].updateTransitions(e);this.light.updateTransitions(e),this._resetUpdates(),this.fire(new t.Event("data",{dataType:"style"}));}for(var s in this.sourceCaches)this.sourceCaches[s].used=!1;for(var l=0,c=this._order;l<c.length;l+=1){var h=c[l],u=this._layers[h];u.recalculate(e),!u.isHidden(e.zoom)&&u.source&&(this.sourceCaches[u.source].used=!0);}this.light.recalculate(e),this.z=e.zoom;}},i.prototype._updateWorkerLayers=function(t,e){this.dispatcher.broadcast("updateLayers",{layers:this._serializeLayers(t),removedIds:e});},i.prototype._resetUpdates=function(){this._changed=!1,this._updatedLayers={},this._removedLayers={},this._updatedSources={},this._updatedPaintProps={};},i.prototype.setState=function(e){var i=this;if(this._checkLoaded(),Ve(this,t.validateStyle(e)))return !1;(e=t.clone(e)).layers=Wt(e.layers);var n=ee(this.serialize(),e).filter(function(t){return !(t.command in je)});if(0===n.length)return !1;var o=n.filter(function(t){return !(t.command in Ze)});if(o.length>0)throw new Error("Unimplemented: "+o.map(function(t){return t.command}).join(", ")+".");return n.forEach(function(t){"setTransition"!==t.command&&i[t.command].apply(i,t.args);}),this.stylesheet=e,!0},i.prototype.addImage=function(e,i){if(this.getImage(e))return this.fire(new t.ErrorEvent(new Error("An image with this name already exists.")));this.imageManager.addImage(e,i),this.fire(new t.Event("data",{dataType:"style"}));},i.prototype.getImage=function(t){return this.imageManager.getImage(t)},i.prototype.removeImage=function(e){if(!this.getImage(e))return this.fire(new t.ErrorEvent(new Error("No image with this name exists.")));this.imageManager.removeImage(e),this.fire(new t.Event("data",{dataType:"style"}));},i.prototype.listImages=function(){return this._checkLoaded(),this.imageManager.listImages()},i.prototype.addSource=function(e,i,n){var o=this;if(this._checkLoaded(),void 0!==this.sourceCaches[e])throw new Error("There is already a source with this ID");if(!i.type)throw new Error("The type property must be defined, but the only the following properties were given: "+Object.keys(i).join(", ")+".");if(!(["vector","raster","geojson","video","image"].indexOf(i.type)>=0)||!this._validate(t.validateStyle.source,"sources."+e,i,null,n)){this.map&&this.map._collectResourceTiming&&(i.collectResourceTiming=!0);var r=this.sourceCaches[e]=new Ft(e,i,this.dispatcher);r.style=this,r.setEventedParent(this,function(){return {isSourceLoaded:o.loaded(),source:r.serialize(),sourceId:e}}),r.onAdd(this.map),this._changed=!0;}},i.prototype.removeSource=function(e){if(this._checkLoaded(),void 0===this.sourceCaches[e])throw new Error("There is no source with this ID");for(var i in this._layers)if(this._layers[i].source===e)return this.fire(new t.ErrorEvent(new Error('Source "'+e+'" cannot be removed while layer "'+i+'" is using it.')));var n=this.sourceCaches[e];delete this.sourceCaches[e],delete this._updatedSources[e],n.fire(new t.Event("data",{sourceDataType:"metadata",dataType:"source",sourceId:e})),n.setEventedParent(null),n.clearTiles(),n.onRemove&&n.onRemove(this.map),this._changed=!0;},i.prototype.setGeoJSONSourceData=function(t,e){this._checkLoaded(),this.sourceCaches[t].getSource().setData(e),this._changed=!0;},i.prototype.getSource=function(t){return this.sourceCaches[t]&&this.sourceCaches[t].getSource()},i.prototype.addLayer=function(e,i,n){this._checkLoaded();var o=e.id;if(this.getLayer(o))this.fire(new t.ErrorEvent(new Error('Layer with id "'+o+'" already exists on this map')));else if("object"==typeof e.source&&(this.addSource(o,e.source),e=t.clone(e),e=t.extend(e,{source:o})),!this._validate(t.validateStyle.layer,"layers."+o,e,{arrayIndex:-1},n)){var r=t.createStyleLayer(e);this._validateLayer(r),r.setEventedParent(this,{layer:{id:o}});var a=i?this._order.indexOf(i):this._order.length;if(i&&-1===a)this.fire(new t.ErrorEvent(new Error('Layer with id "'+i+'" does not exist on this map.')));else{if(this._order.splice(a,0,o),this._layerOrderChanged=!0,this._layers[o]=r,this._removedLayers[o]&&r.source){var s=this._removedLayers[o];delete this._removedLayers[o],s.type!==r.type?this._updatedSources[r.source]="clear":(this._updatedSources[r.source]="reload",this.sourceCaches[r.source].pause());}this._updateLayer(r);}}},i.prototype.moveLayer=function(e,i){if(this._checkLoaded(),this._changed=!0,this._layers[e]){if(e!==i){var n=this._order.indexOf(e);this._order.splice(n,1);var o=i?this._order.indexOf(i):this._order.length;i&&-1===o?this.fire(new t.ErrorEvent(new Error('Layer with id "'+i+'" does not exist on this map.'))):(this._order.splice(o,0,e),this._layerOrderChanged=!0);}}else this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot be moved.")));},i.prototype.removeLayer=function(e){this._checkLoaded();var i=this._layers[e];if(i){i.setEventedParent(null);var n=this._order.indexOf(e);this._order.splice(n,1),this._layerOrderChanged=!0,this._changed=!0,this._removedLayers[e]=i,delete this._layers[e],delete this._updatedLayers[e],delete this._updatedPaintProps[e];}else this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot be removed.")));},i.prototype.getLayer=function(t){return this._layers[t]},i.prototype.setLayerZoomRange=function(e,i,n){this._checkLoaded();var o=this.getLayer(e);o?o.minzoom===i&&o.maxzoom===n||(null!=i&&(o.minzoom=i),null!=n&&(o.maxzoom=n),this._updateLayer(o)):this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot have zoom extent.")));},i.prototype.setFilter=function(e,i){this._checkLoaded();var n=this.getLayer(e);if(n){if(!t.deepEqual(n.filter,i))return null==i?(n.filter=void 0,void this._updateLayer(n)):void(this._validate(t.validateStyle.filter,"layers."+n.id+".filter",i)||(n.filter=t.clone(i),this._updateLayer(n)))}else this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot be filtered.")));},i.prototype.getFilter=function(e){return t.clone(this.getLayer(e).filter)},i.prototype.setLayoutProperty=function(e,i,n){this._checkLoaded();var o=this.getLayer(e);o?t.deepEqual(o.getLayoutProperty(i),n)||(o.setLayoutProperty(i,n),this._updateLayer(o)):this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")));},i.prototype.getLayoutProperty=function(t,e){return this.getLayer(t).getLayoutProperty(e)},i.prototype.setPaintProperty=function(e,i,n){this._checkLoaded();var o=this.getLayer(e);o?t.deepEqual(o.getPaintProperty(i),n)||(o.setPaintProperty(i,n)&&this._updateLayer(o),this._changed=!0,this._updatedPaintProps[e]=!0):this.fire(new t.ErrorEvent(new Error("The layer '"+e+"' does not exist in the map's style and cannot be styled.")));},i.prototype.getPaintProperty=function(t,e){return this.getLayer(t).getPaintProperty(e)},i.prototype.setFeatureState=function(e,i){this._checkLoaded();var n=e.source,o=e.sourceLayer,r=this.sourceCaches[n];void 0!==r?"vector"!==r.getSource().type||o?null!=e.id&&""!==e.id?r.setFeatureState(o,e.id,i):this.fire(new t.ErrorEvent(new Error("The feature id parameter must be provided."))):this.fire(new t.ErrorEvent(new Error("The sourceLayer parameter must be provided for vector source types."))):this.fire(new t.ErrorEvent(new Error("The source '"+n+"' does not exist in the map's style.")));},i.prototype.getFeatureState=function(e){this._checkLoaded();var i=e.source,n=e.sourceLayer,o=this.sourceCaches[i];if(void 0!==o){if("vector"!==o.getSource().type||n)return o.getFeatureState(n,e.id);this.fire(new t.ErrorEvent(new Error("The sourceLayer parameter must be provided for vector source types.")));}else this.fire(new t.ErrorEvent(new Error("The source '"+i+"' does not exist in the map's style.")));},i.prototype.getTransition=function(){return t.extend({duration:300,delay:0},this.stylesheet&&this.stylesheet.transition)},i.prototype.serialize=function(){var e=this;return t.filterObject({version:this.stylesheet.version,name:this.stylesheet.name,metadata:this.stylesheet.metadata,light:this.stylesheet.light,center:this.stylesheet.center,zoom:this.stylesheet.zoom,bearing:this.stylesheet.bearing,pitch:this.stylesheet.pitch,sprite:this.stylesheet.sprite,glyphs:this.stylesheet.glyphs,transition:this.stylesheet.transition,sources:t.mapObject(this.sourceCaches,function(t){return t.serialize()}),layers:this._order.map(function(t){return e._layers[t].serialize()})},function(t){return void 0!==t})},i.prototype._updateLayer=function(t){this._updatedLayers[t.id]=!0,t.source&&!this._updatedSources[t.source]&&(this._updatedSources[t.source]="reload",this.sourceCaches[t.source].pause()),this._changed=!0;},i.prototype._flattenRenderedFeatures=function(t){for(var e=[],i=this._order.length-1;i>=0;i--)for(var n=this._order[i],o=0,r=t;o<r.length;o+=1){var a=r[o][n];if(a)for(var s=0,l=a;s<l.length;s+=1){var c=l[s];e.push(c);}}return e},i.prototype.queryRenderedFeatures=function(e,i,n){i&&i.filter&&this._validate(t.validateStyle.filter,"queryRenderedFeatures.filter",i.filter);var o={};if(i&&i.layers){if(!Array.isArray(i.layers))return this.fire(new t.ErrorEvent(new Error("parameters.layers must be an Array."))),[];for(var r=0,a=i.layers;r<a.length;r+=1){var s=a[r],l=this._layers[s];if(!l)return this.fire(new t.ErrorEvent(new Error("The layer '"+s+"' does not exist in the map's style and cannot be queried for features."))),[];o[l.source]=!0;}}var c=[],h=e.map(function(t){return n.pointCoordinate(t)});for(var u in this.sourceCaches)i.layers&&!o[u]||c.push(Q(this.sourceCaches[u],this._layers,h,i,n));return this.placement&&c.push(function(t,e,i,n,o,r){for(var a={},s=o.queryRenderedSymbols(i),l=[],c=0,h=Object.keys(s).map(Number);c<h.length;c+=1){var u=h[c];l.push(r[u]);}l.sort($);for(var p=function(){var e=f[d],i=e.featureIndex.lookupSymbolFeatures(s[e.bucketInstanceId],e.bucketIndex,e.sourceLayerIndex,n.filter,n.layers,t);for(var o in i){var r=a[o]=a[o]||[],l=i[o];l.sort(function(t,i){var n=e.featureSortOrder;if(n){var o=n.indexOf(t.featureIndex);return n.indexOf(i.featureIndex)-o}return i.featureIndex-t.featureIndex});for(var c=0,h=l;c<h.length;c+=1){var u=h[c];r.push(u.feature);}}},d=0,f=l;d<f.length;d+=1)p();var m=function(i){a[i].forEach(function(n){var o=t[i],r=e[o.source].getFeatureState(n.layer["source-layer"],n.id);n.source=n.layer.source,n.layer["source-layer"]&&(n.sourceLayer=n.layer["source-layer"]),n.state=r;});};for(var _ in a)m(_);return a}(this._layers,this.sourceCaches,e,i,this.placement.collisionIndex,this.placement.retainedQueryData)),this._flattenRenderedFeatures(c)},i.prototype.querySourceFeatures=function(e,i){i&&i.filter&&this._validate(t.validateStyle.filter,"querySourceFeatures.filter",i.filter);var n=this.sourceCaches[e];return n?function(t,e){for(var i=t.getRenderableIds().map(function(e){return t.getTileByID(e)}),n=[],o={},r=0;r<i.length;r++){var a=i[r],s=a.tileID.canonical.key;o[s]||(o[s]=!0,a.querySourceFeatures(n,e));}return n}(n,i):[]},i.prototype.addSourceType=function(t,e,n){return i.getSourceType(t)?n(new Error('A source type called "'+t+'" already exists.')):(i.setSourceType(t,e),e.workerSourceURL?void this.dispatcher.broadcast("loadWorkerSource",{name:t,url:e.workerSourceURL},n):n(null,null))},i.prototype.getLight=function(){return this.light.getLight()},i.prototype.setLight=function(e){this._checkLoaded();var i=this.light.getLight(),n=!1;for(var o in e)if(!t.deepEqual(e[o],i[o])){n=!0;break}if(n){var r={now:t.browser.now(),transition:t.extend({duration:300,delay:0},this.stylesheet.transition)};this.light.setLight(e),this.light.updateTransitions(r);}},i.prototype._validate=function(e,i,n,o,r){return (!r||!1!==r.validate)&&Ve(this,e.call(t.validateStyle,t.extend({key:i,style:this.serialize(),value:n,styleSpec:t.styleSpec},o)))},i.prototype._remove=function(){for(var e in this._request&&(this._request.cancel(),this._request=null),this._spriteRequest&&(this._spriteRequest.cancel(),this._spriteRequest=null),t.evented.off("pluginAvailable",this._rtlTextPluginCallback),this.sourceCaches)this.sourceCaches[e].clearTiles();this.dispatcher.remove();},i.prototype._clearSource=function(t){this.sourceCaches[t].clearTiles();},i.prototype._reloadSource=function(t){this.sourceCaches[t].resume(),this.sourceCaches[t].reload();},i.prototype._updateSources=function(t){for(var e in this.sourceCaches)this.sourceCaches[e].update(t);},i.prototype._generateCollisionBoxes=function(){for(var t in this.sourceCaches)this._reloadSource(t);},i.prototype._updatePlacement=function(e,i,n,o){for(var r=!1,a=!1,s={},l=0,c=this._order;l<c.length;l+=1){var h=c[l],u=this._layers[h];if("symbol"===u.type){if(!s[u.source]){var p=this.sourceCaches[u.source];s[u.source]=p.getRenderableIds(!0).map(function(t){return p.getTileByID(t)}).sort(function(t,e){return e.tileID.overscaledZ-t.tileID.overscaledZ||(t.tileID.isLessThan(e.tileID)?-1:1)});}var d=this.crossTileSymbolIndex.addLayer(u,s[u.source],e.center.lng);r=r||d;}}this.crossTileSymbolIndex.pruneUnusedLayers(this._order);var f=this._layerOrderChanged;if((f||!this.pauseablePlacement||this.pauseablePlacement.isDone()&&!this.placement.stillRecent(t.browser.now()))&&(this.pauseablePlacement=new ke(e,this._order,f,i,n,o),this._layerOrderChanged=!1),this.pauseablePlacement.isDone()?this.placement.setStale():(this.pauseablePlacement.continuePlacement(this._order,this._layers,s),this.pauseablePlacement.isDone()&&(this.placement=this.pauseablePlacement.commit(this.placement,t.browser.now()),a=!0),r&&this.pauseablePlacement.placement.setStale()),a||r)for(var m=0,_=this._order;m<_.length;m+=1){var g=_[m],v=this._layers[g];"symbol"===v.type&&this.placement.updateLayerOpacities(v,s[v.source]);}return !this.pauseablePlacement.isDone()||this.placement.hasTransitions(t.browser.now())},i.prototype._releaseSymbolFadeTiles=function(){for(var t in this.sourceCaches)this.sourceCaches[t].releaseSymbolFadeTiles();},i.prototype.getImages=function(t,e,i){this.imageManager.getImages(e.icons,i);},i.prototype.getGlyphs=function(t,e,i){this.glyphManager.getGlyphs(e.stacks,i);},i}(t.Evented);qe.getSourceType=function(t){return Y[t]},qe.setSourceType=function(t,e){Y[t]=e;},qe.registerForPluginAvailability=t.registerForPluginAvailability;var Ge=t.createLayout([{name:"a_pos",type:"Int16",components:2}]),We={prelude:{fragmentSource:"#ifdef GL_ES\nprecision mediump float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n",vertexSource:"#ifdef GL_ES\nprecision highp float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif\n\n// Unpack a pair of values that have been packed into a single float.\n// The packed values are assumed to be 8-bit unsigned integers, and are\n// packed like so:\n// packedValue = floor(input[0]) * 256 + input[1],\nvec2 unpack_float(const float packedValue) {\n    int packedIntValue = int(packedValue);\n    int v0 = packedIntValue / 256;\n    return vec2(v0, packedIntValue - v0 * 256);\n}\n\nvec2 unpack_opacity(const float packedOpacity) {\n    int intOpacity = int(packedOpacity) / 2;\n    return vec2(float(intOpacity) / 127.0, mod(packedOpacity, 2.0));\n}\n\n// To minimize the number of attributes needed, we encode a 4-component\n// color into a pair of floats (i.e. a vec2) as follows:\n// [ floor(color.r * 255) * 256 + color.g * 255,\n//   floor(color.b * 255) * 256 + color.g * 255 ]\nvec4 decode_color(const vec2 encodedColor) {\n    return vec4(\n        unpack_float(encodedColor[0]) / 255.0,\n        unpack_float(encodedColor[1]) / 255.0\n    );\n}\n\n// Unpack a pair of paint values and interpolate between them.\nfloat unpack_mix_vec2(const vec2 packedValue, const float t) {\n    return mix(packedValue[0], packedValue[1], t);\n}\n\n// Unpack a pair of paint values and interpolate between them.\nvec4 unpack_mix_vec4(const vec4 packedColors, const float t) {\n    vec4 minColor = decode_color(vec2(packedColors[0], packedColors[1]));\n    vec4 maxColor = decode_color(vec2(packedColors[2], packedColors[3]));\n    return mix(minColor, maxColor, t);\n}\n\n// The offset depends on how many pixels are between the world origin and the edge of the tile:\n// vec2 offset = mod(pixel_coord, size)\n//\n// At high zoom levels there are a ton of pixels between the world origin and the edge of the tile.\n// The glsl spec only guarantees 16 bits of precision for highp floats. We need more than that.\n//\n// The pixel_coord is passed in as two 16 bit values:\n// pixel_coord_upper = floor(pixel_coord / 2^16)\n// pixel_coord_lower = mod(pixel_coord, 2^16)\n//\n// The offset is calculated in a series of steps that should preserve this precision:\nvec2 get_pattern_pos(const vec2 pixel_coord_upper, const vec2 pixel_coord_lower,\n    const vec2 pattern_size, const float tile_units_to_pixels, const vec2 pos) {\n\n    vec2 offset = mod(mod(mod(pixel_coord_upper, pattern_size) * 256.0, pattern_size) * 256.0 + pixel_coord_lower, pattern_size);\n    return (tile_units_to_pixels * pos + offset) / pattern_size;\n}\n"},background:{fragmentSource:"uniform vec4 u_color;\nuniform float u_opacity;\n\nvoid main() {\n    gl_FragColor = u_color * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},backgroundPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\nuniform float u_opacity;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\nvoid main() {\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    gl_FragColor = mix(color1, color2, u_mix) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},circle:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    vec2 extrude = v_data.xy;\n    float extrude_length = length(extrude);\n\n    lowp float antialiasblur = v_data.z;\n    float antialiased_blur = -max(blur, antialiasblur);\n\n    float opacity_t = smoothstep(0.0, antialiased_blur, extrude_length - 1.0);\n\n    float color_t = stroke_width < 0.01 ? 0.0 : smoothstep(\n        antialiased_blur,\n        0.0,\n        extrude_length - radius / (radius + stroke_width)\n    );\n\n    gl_FragColor = opacity_t * mix(color * opacity, stroke_color * stroke_opacity, color_t);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform bool u_scale_with_map;\nuniform bool u_pitch_with_map;\nuniform vec2 u_extrude_scale;\nuniform highp float u_camera_to_center_distance;\n\nattribute vec2 a_pos;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\n\nvarying vec3 v_data;\n\nvoid main(void) {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize mediump float radius\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize highp vec4 stroke_color\n    #pragma mapbox: initialize mediump float stroke_width\n    #pragma mapbox: initialize lowp float stroke_opacity\n\n    // unencode the extrusion vector that we snuck into the a_pos vector\n    vec2 extrude = vec2(mod(a_pos, 2.0) * 2.0 - 1.0);\n\n    // multiply a_pos by 0.5, since we had it * 2 in order to sneak\n    // in extrusion data\n    vec2 circle_center = floor(a_pos * 0.5);\n    if (u_pitch_with_map) {\n        vec2 corner_position = circle_center;\n        if (u_scale_with_map) {\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale;\n        } else {\n            // Pitching the circle with the map effectively scales it with the map\n            // To counteract the effect for pitch-scale: viewport, we rescale the\n            // whole circle based on the pitch scaling effect at its central point\n            vec4 projected_center = u_matrix * vec4(circle_center, 0, 1);\n            corner_position += extrude * (radius + stroke_width) * u_extrude_scale * (projected_center.w / u_camera_to_center_distance);\n        }\n\n        gl_Position = u_matrix * vec4(corner_position, 0, 1);\n    } else {\n        gl_Position = u_matrix * vec4(circle_center, 0, 1);\n\n        if (u_scale_with_map) {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * u_camera_to_center_distance;\n        } else {\n            gl_Position.xy += extrude * (radius + stroke_width) * u_extrude_scale * gl_Position.w;\n        }\n    }\n\n    // This is a minimum blur distance that serves as a faux-antialiasing for\n    // the circle. since blur is a ratio of the circle's size and the intent is\n    // to keep the blur at roughly 1px, the two are inversely related.\n    lowp float antialiasblur = 1.0 / DEVICE_PIXEL_RATIO / (radius + stroke_width);\n\n    v_data = vec3(extrude.x, extrude.y, antialiasblur);\n}\n"},clippingMask:{fragmentSource:"void main() {\n    gl_FragColor = vec4(1.0);\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},heatmap:{fragmentSource:"#pragma mapbox: define highp float weight\n\nuniform highp float u_intensity;\nvarying vec2 v_extrude;\n\n// Gaussian kernel coefficient: 1 / sqrt(2 * PI)\n#define GAUSS_COEF 0.3989422804014327\n\nvoid main() {\n    #pragma mapbox: initialize highp float weight\n\n    // Kernel density estimation with a Gaussian kernel of size 5x5\n    float d = -0.5 * 3.0 * 3.0 * dot(v_extrude, v_extrude);\n    float val = weight * u_intensity * GAUSS_COEF * exp(d);\n\n    gl_FragColor = vec4(val, 1.0, 1.0, 1.0);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"#pragma mapbox: define highp float weight\n#pragma mapbox: define mediump float radius\n\nuniform mat4 u_matrix;\nuniform float u_extrude_scale;\nuniform float u_opacity;\nuniform float u_intensity;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_extrude;\n\n// Effective \"0\" in the kernel density texture to adjust the kernel size to;\n// this empirically chosen number minimizes artifacts on overlapping kernels\n// for typical heatmap cases (assuming clustered source)\nconst highp float ZERO = 1.0 / 255.0 / 16.0;\n\n// Gaussian kernel coefficient: 1 / sqrt(2 * PI)\n#define GAUSS_COEF 0.3989422804014327\n\nvoid main(void) {\n    #pragma mapbox: initialize highp float weight\n    #pragma mapbox: initialize mediump float radius\n\n    // unencode the extrusion vector that we snuck into the a_pos vector\n    vec2 unscaled_extrude = vec2(mod(a_pos, 2.0) * 2.0 - 1.0);\n\n    // This 'extrude' comes in ranging from [-1, -1], to [1, 1].  We'll use\n    // it to produce the vertices of a square mesh framing the point feature\n    // we're adding to the kernel density texture.  We'll also pass it as\n    // a varying, so that the fragment shader can determine the distance of\n    // each fragment from the point feature.\n    // Before we do so, we need to scale it up sufficiently so that the\n    // kernel falls effectively to zero at the edge of the mesh.\n    // That is, we want to know S such that\n    // weight * u_intensity * GAUSS_COEF * exp(-0.5 * 3.0^2 * S^2) == ZERO\n    // Which solves to:\n    // S = sqrt(-2.0 * log(ZERO / (weight * u_intensity * GAUSS_COEF))) / 3.0\n    float S = sqrt(-2.0 * log(ZERO / weight / u_intensity / GAUSS_COEF)) / 3.0;\n\n    // Pass the varying in units of radius\n    v_extrude = S * unscaled_extrude;\n\n    // Scale by radius and the zoom-based scale factor to produce actual\n    // mesh position\n    vec2 extrude = v_extrude * radius * u_extrude_scale;\n\n    // multiply a_pos by 0.5, since we had it * 2 in order to sneak\n    // in extrusion data\n    vec4 pos = vec4(floor(a_pos * 0.5) + extrude, 0, 1);\n\n    gl_Position = u_matrix * pos;\n}\n"},heatmapTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform sampler2D u_color_ramp;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n    float t = texture2D(u_image, v_pos).r;\n    vec4 color = texture2D(u_color_ramp, vec2(t, 0.5));\n    gl_FragColor = color * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n    v_pos.x = a_pos.x;\n    v_pos.y = 1.0 - a_pos.y;\n}\n"},collisionBox:{fragmentSource:"\nvarying float v_placed;\nvarying float v_notUsed;\n\nvoid main() {\n\n    float alpha = 0.5;\n\n    // Red = collision, hide label\n    gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n\n    // Blue = no collision, label is showing\n    if (v_placed > 0.5) {\n        gl_FragColor = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n    }\n\n    if (v_notUsed > 0.5) {\n        // This box not used, fade it out\n        gl_FragColor *= .1;\n    }\n}",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\n\nvoid main() {\n    vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    highp float collision_perspective_ratio = clamp(\n        0.5 + 0.5 * (u_camera_to_center_distance / camera_to_anchor_distance),\n        0.0, // Prevents oversized near-field boxes in pitched/overzoomed tiles\n        4.0);\n\n    gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n    gl_Position.xy += a_extrude * u_extrude_scale * gl_Position.w * collision_perspective_ratio;\n\n    v_placed = a_placed.x;\n    v_notUsed = a_placed.y;\n}\n"},collisionCircle:{fragmentSource:"uniform float u_overscale_factor;\n\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n    float alpha = 0.5;\n\n    // Red = collision, hide label\n    vec4 color = vec4(1.0, 0.0, 0.0, 1.0) * alpha;\n\n    // Blue = no collision, label is showing\n    if (v_placed > 0.5) {\n        color = vec4(0.0, 0.0, 1.0, 0.5) * alpha;\n    }\n\n    if (v_notUsed > 0.5) {\n        // This box not used, fade it out\n        color *= .2;\n    }\n\n    float extrude_scale_length = length(v_extrude_scale);\n    float extrude_length = length(v_extrude) * extrude_scale_length;\n    float stroke_width = 15.0 * extrude_scale_length / u_overscale_factor;\n    float radius = v_radius * extrude_scale_length;\n\n    float distance_to_edge = abs(extrude_length - radius);\n    float opacity_t = smoothstep(-stroke_width, 0.0, -distance_to_edge);\n\n    gl_FragColor = opacity_t * color;\n}\n",vertexSource:"attribute vec2 a_pos;\nattribute vec2 a_anchor_pos;\nattribute vec2 a_extrude;\nattribute vec2 a_placed;\n\nuniform mat4 u_matrix;\nuniform vec2 u_extrude_scale;\nuniform float u_camera_to_center_distance;\n\nvarying float v_placed;\nvarying float v_notUsed;\nvarying float v_radius;\n\nvarying vec2 v_extrude;\nvarying vec2 v_extrude_scale;\n\nvoid main() {\n    vec4 projectedPoint = u_matrix * vec4(a_anchor_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    highp float collision_perspective_ratio = clamp(\n        0.5 + 0.5 * (u_camera_to_center_distance / camera_to_anchor_distance),\n        0.0, // Prevents oversized near-field circles in pitched/overzoomed tiles\n        4.0);\n\n    gl_Position = u_matrix * vec4(a_pos, 0.0, 1.0);\n\n    highp float padding_factor = 1.2; // Pad the vertices slightly to make room for anti-alias blur\n    gl_Position.xy += a_extrude * u_extrude_scale * padding_factor * gl_Position.w * collision_perspective_ratio;\n\n    v_placed = a_placed.x;\n    v_notUsed = a_placed.y;\n    v_radius = abs(a_extrude.y); // We don't pitch the circles, so both units of the extrusion vector are equal in magnitude to the radius\n\n    v_extrude = a_extrude * padding_factor;\n    v_extrude_scale = u_extrude_scale * u_camera_to_center_distance * collision_perspective_ratio;\n}\n"},debug:{fragmentSource:"uniform highp vec4 u_color;\n\nvoid main() {\n    gl_FragColor = u_color;\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fill:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_FragColor = color * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n}\n"},fillOutline:{fragmentSource:"#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_pos;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n    gl_FragColor = outline_color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"attribute vec2 a_pos;\n\nuniform mat4 u_matrix;\nuniform vec2 u_world;\n\nvarying vec2 v_pos;\n\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 outline_color\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillOutlinePattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    // find distance to outline for alpha interpolation\n\n    float dist = length(v_pos - gl_FragCoord.xy);\n    float alpha = 1.0 - smoothstep(0.0, 1.0, dist);\n\n\n    gl_FragColor = mix(color1, color2, u_mix) * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec2 v_pos;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n\n    v_pos = (gl_Position.xy / gl_Position.w + 1.0) / 2.0 * u_world;\n}\n"},fillPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    gl_FragColor = mix(color1, color2, u_mix) * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\n\nattribute vec2 a_pos;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\n\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, a_pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, a_pos);\n}\n"},fillExtrusion:{fragmentSource:"varying vec4 v_color;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    gl_FragColor = v_color;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec4 a_normal_ed;\n\nvarying vec4 v_color;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\n#pragma mapbox: define highp vec4 color\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n    #pragma mapbox: initialize highp vec4 color\n\n    vec3 normal = a_normal_ed.xyz;\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float t = mod(normal.x, 2.0);\n\n    gl_Position = u_matrix * vec4(a_pos, t > 0.0 ? height : base, 1);\n\n    // Relative luminance (how dark/bright is the surface color?)\n    float colorvalue = color.r * 0.2126 + color.g * 0.7152 + color.b * 0.0722;\n\n    v_color = vec4(0.0, 0.0, 0.0, 1.0);\n\n    // Add slight ambient lighting so no extrusions are totally black\n    vec4 ambientlight = vec4(0.03, 0.03, 0.03, 1.0);\n    color += ambientlight;\n\n    // Calculate cos(theta), where theta is the angle between surface normal and diffuse light ray\n    float directional = clamp(dot(normal / 16384.0, u_lightpos), 0.0, 1.0);\n\n    // Adjust directional so that\n    // the range of values for highlight/shading is narrower\n    // with lower light intensity\n    // and with lighter/brighter surface colors\n    directional = mix((1.0 - u_lightintensity), max((1.0 - colorvalue + u_lightintensity), 1.0), directional);\n\n    // Add gradient along z axis of side surfaces\n    if (normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    // Assign final color based on surface + ambient light color, diffuse light directional, and light color\n    // with lower bounds adjusted to hue of light\n    // so that shading is tinted with the complementary (opposite) color to the light color\n    v_color.r += clamp(color.r * directional * u_lightcolor.r, mix(0.0, 0.3, 1.0 - u_lightcolor.r), 1.0);\n    v_color.g += clamp(color.g * directional * u_lightcolor.g, mix(0.0, 0.3, 1.0 - u_lightcolor.g), 1.0);\n    v_color.b += clamp(color.b * directional * u_lightcolor.b, mix(0.0, 0.3, 1.0 - u_lightcolor.b), 1.0);\n}\n"},fillExtrusionPattern:{fragmentSource:"uniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_mix;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    vec2 imagecoord = mod(v_pos_a, 1.0);\n    vec2 pos = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, imagecoord);\n    vec4 color1 = texture2D(u_image, pos);\n\n    vec2 imagecoord_b = mod(v_pos_b, 1.0);\n    vec2 pos2 = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, imagecoord_b);\n    vec4 color2 = texture2D(u_image, pos2);\n\n    vec4 mixedColor = mix(color1, color2, u_mix);\n\n    gl_FragColor = mixedColor * v_lighting;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pixel_coord_upper;\nuniform vec2 u_pixel_coord_lower;\nuniform float u_scale_a;\nuniform float u_scale_b;\nuniform float u_tile_units_to_pixels;\nuniform float u_height_factor;\n\nuniform vec3 u_lightcolor;\nuniform lowp vec3 u_lightpos;\nuniform lowp float u_lightintensity;\n\nattribute vec2 a_pos;\nattribute vec4 a_normal_ed;\n\nvarying vec2 v_pos_a;\nvarying vec2 v_pos_b;\nvarying vec4 v_lighting;\nvarying float v_directional;\n\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n\nvoid main() {\n    #pragma mapbox: initialize lowp float base\n    #pragma mapbox: initialize lowp float height\n\n    vec3 normal = a_normal_ed.xyz;\n    float edgedistance = a_normal_ed.w;\n\n    base = max(0.0, base);\n    height = max(0.0, height);\n\n    float t = mod(normal.x, 2.0);\n    float z = t > 0.0 ? height : base;\n\n    gl_Position = u_matrix * vec4(a_pos, z, 1);\n\n    vec2 pos = normal.x == 1.0 && normal.y == 0.0 && normal.z == 16384.0\n        ? a_pos // extrusion top\n        : vec2(edgedistance, z * u_height_factor); // extrusion side\n\n    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_a * u_pattern_size_a, u_tile_units_to_pixels, pos);\n    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, u_scale_b * u_pattern_size_b, u_tile_units_to_pixels, pos);\n\n    v_lighting = vec4(0.0, 0.0, 0.0, 1.0);\n    float directional = clamp(dot(normal / 16383.0, u_lightpos), 0.0, 1.0);\n    directional = mix((1.0 - u_lightintensity), max((0.5 + u_lightintensity), 1.0), directional);\n\n    if (normal.y != 0.0) {\n        directional *= clamp((t + base) * pow(height / 150.0, 0.5), mix(0.7, 0.98, 1.0 - u_lightintensity), 1.0);\n    }\n\n    v_lighting.rgb += clamp(directional * u_lightcolor, mix(vec3(0.0), vec3(0.3), 1.0 - u_lightcolor), vec3(1.0));\n}\n"},extrusionTexture:{fragmentSource:"uniform sampler2D u_image;\nuniform float u_opacity;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_FragColor = texture2D(u_image, v_pos) * u_opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(0.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_world;\nattribute vec2 a_pos;\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos * u_world, 0, 1);\n\n    v_pos.x = a_pos.x;\n    v_pos.y = 1.0 - a_pos.y;\n}\n"},hillshadePrepare:{fragmentSource:"#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform sampler2D u_image;\nvarying vec2 v_pos;\nuniform vec2 u_dimension;\nuniform float u_zoom;\nuniform float u_maxzoom;\n\nfloat getElevation(vec2 coord, float bias) {\n    // Convert encoded elevation value to meters\n    vec4 data = texture2D(u_image, coord) * 255.0;\n    return (data.r + data.g * 256.0 + data.b * 256.0 * 256.0) / 4.0;\n}\n\nvoid main() {\n    vec2 epsilon = 1.0 / u_dimension;\n\n    // queried pixels:\n    // +-----------+\n    // |   |   |   |\n    // | a | b | c |\n    // |   |   |   |\n    // +-----------+\n    // |   |   |   |\n    // | d | e | f |\n    // |   |   |   |\n    // +-----------+\n    // |   |   |   |\n    // | g | h | i |\n    // |   |   |   |\n    // +-----------+\n\n    float a = getElevation(v_pos + vec2(-epsilon.x, -epsilon.y), 0.0);\n    float b = getElevation(v_pos + vec2(0, -epsilon.y), 0.0);\n    float c = getElevation(v_pos + vec2(epsilon.x, -epsilon.y), 0.0);\n    float d = getElevation(v_pos + vec2(-epsilon.x, 0), 0.0);\n    float e = getElevation(v_pos, 0.0);\n    float f = getElevation(v_pos + vec2(epsilon.x, 0), 0.0);\n    float g = getElevation(v_pos + vec2(-epsilon.x, epsilon.y), 0.0);\n    float h = getElevation(v_pos + vec2(0, epsilon.y), 0.0);\n    float i = getElevation(v_pos + vec2(epsilon.x, epsilon.y), 0.0);\n\n    // here we divide the x and y slopes by 8 * pixel size\n    // where pixel size (aka meters/pixel) is:\n    // circumference of the world / (pixels per tile * number of tiles)\n    // which is equivalent to: 8 * 40075016.6855785 / (512 * pow(2, u_zoom))\n    // which can be reduced to: pow(2, 19.25619978527 - u_zoom)\n    // we want to vertically exaggerate the hillshading though, because otherwise\n    // it is barely noticeable at low zooms. to do this, we multiply this by some\n    // scale factor pow(2, (u_zoom - u_maxzoom) * a) where a is an arbitrary value\n    // Here we use a=0.3 which works out to the expression below. see \n    // nickidlugash's awesome breakdown for more info\n    // https://github.com/mapbox/mapbox-gl-js/pull/5286#discussion_r148419556\n    float exaggeration = u_zoom < 2.0 ? 0.4 : u_zoom < 4.5 ? 0.35 : 0.3;\n\n    vec2 deriv = vec2(\n        (c + f + f + i) - (a + d + d + g),\n        (g + h + h + i) - (a + b + b + c)\n    ) /  pow(2.0, (u_zoom - u_maxzoom) * exaggeration + 19.2562 - u_zoom);\n\n    gl_FragColor = clamp(vec4(\n        deriv.x / 2.0 + 0.5,\n        deriv.y / 2.0 + 0.5,\n        1.0,\n        1.0), 0.0, 1.0);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    v_pos = (a_texture_pos / 8192.0) / 2.0 + 0.25;\n}\n"},hillshade:{fragmentSource:"uniform sampler2D u_image;\nvarying vec2 v_pos;\n\nuniform vec2 u_latrange;\nuniform vec2 u_light;\nuniform vec4 u_shadow;\nuniform vec4 u_highlight;\nuniform vec4 u_accent;\n\n#define PI 3.141592653589793\n\nvoid main() {\n    vec4 pixel = texture2D(u_image, v_pos);\n\n    vec2 deriv = ((pixel.rg * 2.0) - 1.0);\n\n    // We divide the slope by a scale factor based on the cosin of the pixel's approximate latitude\n    // to account for mercator projection distortion. see #4807 for details\n    float scaleFactor = cos(radians((u_latrange[0] - u_latrange[1]) * (1.0 - v_pos.y) + u_latrange[1]));\n    // We also multiply the slope by an arbitrary z-factor of 1.25\n    float slope = atan(1.25 * length(deriv) / scaleFactor);\n    float aspect = deriv.x != 0.0 ? atan(deriv.y, -deriv.x) : PI / 2.0 * (deriv.y > 0.0 ? 1.0 : -1.0);\n\n    float intensity = u_light.x;\n    // We add PI to make this property match the global light object, which adds PI/2 to the light's azimuthal\n    // position property to account for 0deg corresponding to north/the top of the viewport in the style spec\n    // and the original shader was written to accept (-illuminationDirection - 90) as the azimuthal.\n    float azimuth = u_light.y + PI;\n\n    // We scale the slope exponentially based on intensity, using a calculation similar to\n    // the exponential interpolation function in the style spec:\n    // https://github.com/mapbox/mapbox-gl-js/blob/master/src/style-spec/expression/definitions/interpolate.js#L217-L228\n    // so that higher intensity values create more opaque hillshading.\n    float base = 1.875 - intensity * 1.75;\n    float maxValue = 0.5 * PI;\n    float scaledSlope = intensity != 0.5 ? ((pow(base, slope) - 1.0) / (pow(base, maxValue) - 1.0)) * maxValue : slope;\n\n    // The accent color is calculated with the cosine of the slope while the shade color is calculated with the sine\n    // so that the accent color's rate of change eases in while the shade color's eases out.\n    float accent = cos(scaledSlope);\n    // We multiply both the accent and shade color by a clamped intensity value\n    // so that intensities >= 0.5 do not additionally affect the color values\n    // while intensity values < 0.5 make the overall color more transparent.\n    vec4 accent_color = (1.0 - accent) * u_accent * clamp(intensity * 2.0, 0.0, 1.0);\n    float shade = abs(mod((aspect + azimuth) / PI + 0.5, 2.0) - 1.0);\n    vec4 shade_color = mix(u_shadow, u_highlight, shade) * sin(scaledSlope) * clamp(intensity * 2.0, 0.0, 1.0);\n    gl_FragColor = accent_color * (1.0 - shade_color.a) + shade_color;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    v_pos = a_texture_pos / 8192.0;\n}\n"},line:{fragmentSource:"#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\nvarying highp float v_linesofar;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n    v_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * 2.0;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + (halfwidth == 0.0 ? 0.0 : ANTIALIASING);\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_width2 = vec2(outset, inset);\n}\n"},lineGradient:{fragmentSource:"\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nuniform sampler2D u_image;\n\nvarying vec2 v_width2;\nvarying vec2 v_normal;\nvarying float v_gamma_scale;\nvarying highp float v_lineprogress;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    // For gradient lines, v_lineprogress is the ratio along the entire line,\n    // scaled to [0, 2^15), and the gradient ramp is stored in a texture.\n    vec4 color = texture2D(u_image, vec2(v_lineprogress, 0.5));\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"\n// the attribute conveying progress along a line is scaled to [0, 2^15)\n#define MAX_LINE_DISTANCE 32767.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\n// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_gamma_scale;\nvarying highp float v_lineprogress;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n\n    v_lineprogress = (floor(a_data.z / 4.0) + a_data.w * 64.0) * 2.0 / MAX_LINE_DISTANCE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + (halfwidth == 0.0 ? 0.0 : ANTIALIASING);\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_width2 = vec2(outset, inset);\n}\n"},linePattern:{fragmentSource:"uniform vec2 u_pattern_size_a;\nuniform vec2 u_pattern_size_b;\nuniform vec2 u_pattern_tl_a;\nuniform vec2 u_pattern_br_a;\nuniform vec2 u_pattern_tl_b;\nuniform vec2 u_pattern_br_b;\nuniform vec2 u_texsize;\nuniform float u_fade;\n\nuniform sampler2D u_image;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float x_a = mod(v_linesofar / u_pattern_size_a.x, 1.0);\n    float x_b = mod(v_linesofar / u_pattern_size_b.x, 1.0);\n\n    // v_normal.y is 0 at the midpoint of the line, -1 at the lower edge, 1 at the upper edge\n    // we clamp the line width outset to be between 0 and half the pattern height plus padding (2.0)\n    // to ensure we don't sample outside the designated symbol on the sprite sheet.\n    // 0.5 is added to shift the component to be bounded between 0 and 1 for interpolation of\n    // the texture coordinate\n    float y_a = 0.5 + (v_normal.y * clamp(v_width2.s, 0.0, (u_pattern_size_a.y + 2.0) / 2.0) / u_pattern_size_a.y);\n    float y_b = 0.5 + (v_normal.y * clamp(v_width2.s, 0.0, (u_pattern_size_b.y + 2.0) / 2.0) / u_pattern_size_b.y);\n    vec2 pos_a = mix(u_pattern_tl_a / u_texsize, u_pattern_br_a / u_texsize, vec2(x_a, y_a));\n    vec2 pos_b = mix(u_pattern_tl_b / u_texsize, u_pattern_br_b / u_texsize, vec2(x_b, y_b));\n\n    vec4 color = mix(texture2D(u_image, pos_a), texture2D(u_image, pos_b), u_fade);\n\n    gl_FragColor = color * alpha * opacity;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying float v_linesofar;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n\nvoid main() {\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize mediump float width\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + (halfwidth == 0.0 ? 0.0 : ANTIALIASING);\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist = outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_linesofar = a_linesofar;\n    v_width2 = vec2(outset, inset);\n}\n"},lineSDF:{fragmentSource:"\nuniform sampler2D u_image;\nuniform float u_sdfgamma;\nuniform float u_mix;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    // Calculate the distance of the pixel from the line in pixels.\n    float dist = length(v_normal) * v_width2.s;\n\n    // Calculate the antialiasing fade factor. This is either when fading in\n    // the line in case of an offset line (v_width2.t) or when fading out\n    // (v_width2.s)\n    float blur2 = (blur + 1.0 / DEVICE_PIXEL_RATIO) * v_gamma_scale;\n    float alpha = clamp(min(dist - (v_width2.t - blur2), v_width2.s - dist) / blur2, 0.0, 1.0);\n\n    float sdfdist_a = texture2D(u_image, v_tex_a).a;\n    float sdfdist_b = texture2D(u_image, v_tex_b).a;\n    float sdfdist = mix(sdfdist_a, sdfdist_b, u_mix);\n    alpha *= smoothstep(0.5 - u_sdfgamma / floorwidth, 0.5 + u_sdfgamma / floorwidth, sdfdist);\n\n    gl_FragColor = color * (alpha * opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"// floor(127 / 2) == 63.0\n// the maximum allowed miter limit is 2.0 at the moment. the extrude normal is\n// stored in a byte (-128..127). we scale regular normals up to length 63, but\n// there are also \"special\" normals that have a bigger length (of up to 126 in\n// this case).\n// #define scale 63.0\n#define scale 0.015873016\n\n// We scale the distance before adding it to the buffers so that we can store\n// long distances for long segments. Use this value to unscale the distance.\n#define LINE_DISTANCE_SCALE 2.0\n\n// the distance over which the line edge fades out.\n// Retina devices need a smaller distance to avoid aliasing.\n#define ANTIALIASING 1.0 / DEVICE_PIXEL_RATIO / 2.0\n\nattribute vec4 a_pos_normal;\nattribute vec4 a_data;\n\nuniform mat4 u_matrix;\nuniform mediump float u_ratio;\nuniform vec2 u_patternscale_a;\nuniform float u_tex_y_a;\nuniform vec2 u_patternscale_b;\nuniform float u_tex_y_b;\nuniform vec2 u_gl_units_to_pixels;\n\nvarying vec2 v_normal;\nvarying vec2 v_width2;\nvarying vec2 v_tex_a;\nvarying vec2 v_tex_b;\nvarying float v_gamma_scale;\n\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 color\n    #pragma mapbox: initialize lowp float blur\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize mediump float gapwidth\n    #pragma mapbox: initialize lowp float offset\n    #pragma mapbox: initialize mediump float width\n    #pragma mapbox: initialize lowp float floorwidth\n\n    vec2 a_extrude = a_data.xy - 128.0;\n    float a_direction = mod(a_data.z, 4.0) - 1.0;\n    float a_linesofar = (floor(a_data.z / 4.0) + a_data.w * 64.0) * LINE_DISTANCE_SCALE;\n\n    vec2 pos = a_pos_normal.xy;\n\n    // x is 1 if it's a round cap, 0 otherwise\n    // y is 1 if the normal points up, and -1 if it points down\n    mediump vec2 normal = a_pos_normal.zw;\n    v_normal = normal;\n\n    // these transformations used to be applied in the JS and native code bases.\n    // moved them into the shader for clarity and simplicity.\n    gapwidth = gapwidth / 2.0;\n    float halfwidth = width / 2.0;\n    offset = -1.0 * offset;\n\n    float inset = gapwidth + (gapwidth > 0.0 ? ANTIALIASING : 0.0);\n    float outset = gapwidth + halfwidth * (gapwidth > 0.0 ? 2.0 : 1.0) + (halfwidth == 0.0 ? 0.0 : ANTIALIASING);\n\n    // Scale the extrusion vector down to a normal and then up by the line width\n    // of this vertex.\n    mediump vec2 dist =outset * a_extrude * scale;\n\n    // Calculate the offset when drawing a line that is to the side of the actual line.\n    // We do this by creating a vector that points towards the extrude, but rotate\n    // it when we're drawing round end points (a_direction = -1 or 1) since their\n    // extrude vector points in another direction.\n    mediump float u = 0.5 * a_direction;\n    mediump float t = 1.0 - abs(u);\n    mediump vec2 offset2 = offset * a_extrude * scale * normal.y * mat2(t, -u, u, t);\n\n    vec4 projected_extrude = u_matrix * vec4(dist / u_ratio, 0.0, 0.0);\n    gl_Position = u_matrix * vec4(pos + offset2 / u_ratio, 0.0, 1.0) + projected_extrude;\n\n    // calculate how much the perspective view squishes or stretches the extrude\n    float extrude_length_without_perspective = length(dist);\n    float extrude_length_with_perspective = length(projected_extrude.xy / gl_Position.w * u_gl_units_to_pixels);\n    v_gamma_scale = extrude_length_without_perspective / extrude_length_with_perspective;\n\n    v_tex_a = vec2(a_linesofar * u_patternscale_a.x / floorwidth, normal.y * u_patternscale_a.y + u_tex_y_a);\n    v_tex_b = vec2(a_linesofar * u_patternscale_b.x / floorwidth, normal.y * u_patternscale_b.y + u_tex_y_b);\n\n    v_width2 = vec2(outset, inset);\n}\n"},raster:{fragmentSource:"uniform float u_fade_t;\nuniform float u_opacity;\nuniform sampler2D u_image0;\nuniform sampler2D u_image1;\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nuniform float u_brightness_low;\nuniform float u_brightness_high;\n\nuniform float u_saturation_factor;\nuniform float u_contrast_factor;\nuniform vec3 u_spin_weights;\n\nvoid main() {\n\n    // read and cross-fade colors from the main and parent tiles\n    vec4 color0 = texture2D(u_image0, v_pos0);\n    vec4 color1 = texture2D(u_image1, v_pos1);\n    if (color0.a > 0.0) {\n        color0.rgb = color0.rgb / color0.a;\n    }\n    if (color1.a > 0.0) {\n        color1.rgb = color1.rgb / color1.a;\n    }\n    vec4 color = mix(color0, color1, u_fade_t);\n    color.a *= u_opacity;\n    vec3 rgb = color.rgb;\n\n    // spin\n    rgb = vec3(\n        dot(rgb, u_spin_weights.xyz),\n        dot(rgb, u_spin_weights.zxy),\n        dot(rgb, u_spin_weights.yzx));\n\n    // saturation\n    float average = (color.r + color.g + color.b) / 3.0;\n    rgb += (average - rgb) * u_saturation_factor;\n\n    // contrast\n    rgb = (rgb - 0.5) * u_contrast_factor + 0.5;\n\n    // brightness\n    vec3 u_high_vec = vec3(u_brightness_low, u_brightness_low, u_brightness_low);\n    vec3 u_low_vec = vec3(u_brightness_high, u_brightness_high, u_brightness_high);\n\n    gl_FragColor = vec4(mix(u_high_vec, u_low_vec, rgb) * color.a, color.a);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"uniform mat4 u_matrix;\nuniform vec2 u_tl_parent;\nuniform float u_scale_parent;\nuniform float u_buffer_scale;\n\nattribute vec2 a_pos;\nattribute vec2 a_texture_pos;\n\nvarying vec2 v_pos0;\nvarying vec2 v_pos1;\n\nvoid main() {\n    gl_Position = u_matrix * vec4(a_pos, 0, 1);\n    // We are using Int16 for texture position coordinates to give us enough precision for\n    // fractional coordinates. We use 8192 to scale the texture coordinates in the buffer\n    // as an arbitrarily high number to preserve adequate precision when rendering.\n    // This is also the same value as the EXTENT we are using for our tile buffer pos coordinates,\n    // so math for modifying either is consistent.\n    v_pos0 = (((a_texture_pos / 8192.0) - 0.5) / u_buffer_scale ) + 0.5;\n    v_pos1 = (v_pos0 * u_scale_parent) + u_tl_parent;\n}\n"},symbolIcon:{fragmentSource:"uniform sampler2D u_texture;\n\n#pragma mapbox: define lowp float opacity\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    lowp float alpha = opacity * v_fade_opacity;\n    gl_FragColor = texture2D(u_texture, v_tex) * alpha;\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\nuniform highp float u_camera_to_center_distance;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform float u_fade_change;\n\n#pragma mapbox: define lowp float opacity\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_tex;\nvarying float v_fade_opacity;\n\nvoid main() {\n    #pragma mapbox: initialize lowp float opacity\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp float segment_angle = -a_projected_pos[2];\n\n    float size;\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // See comments in symbol_sdf.vertex\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = clamp(\n            0.5 + 0.5 * distance_ratio,\n            0.0, // Prevents oversized near-field symbols in pitched/overzoomed tiles\n            4.0);\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // See comments in symbol_sdf.vertex\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 32.0 * fontScale), 0.0, 1.0);\n\n    v_tex = a_tex / u_texsize;\n    vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n    float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n    v_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n}\n"},symbolSDF:{fragmentSource:"#define SDF_PX 8.0\n#define EDGE_GAMMA 0.105/DEVICE_PIXEL_RATIO\n\nuniform bool u_is_halo;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform sampler2D u_texture;\nuniform highp float u_gamma_scale;\nuniform bool u_is_text;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 tex = v_data0.xy;\n    float gamma_scale = v_data1.x;\n    float size = v_data1.y;\n    float fade_opacity = v_data1[2];\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    lowp vec4 color = fill_color;\n    highp float gamma = EDGE_GAMMA / (fontScale * u_gamma_scale);\n    lowp float buff = (256.0 - 64.0) / 256.0;\n    if (u_is_halo) {\n        color = halo_color;\n        gamma = (halo_blur * 1.19 / SDF_PX + EDGE_GAMMA) / (fontScale * u_gamma_scale);\n        buff = (6.0 - halo_width / fontScale) / SDF_PX;\n    }\n\n    lowp float dist = texture2D(u_texture, tex).a;\n    highp float gamma_scaled = gamma * gamma_scale;\n    highp float alpha = smoothstep(buff - gamma_scaled, buff + gamma_scaled, dist);\n\n    gl_FragColor = color * (alpha * opacity * fade_opacity);\n\n#ifdef OVERDRAW_INSPECTOR\n    gl_FragColor = vec4(1.0);\n#endif\n}\n",vertexSource:"const float PI = 3.141592653589793;\n\nattribute vec4 a_pos_offset;\nattribute vec4 a_data;\nattribute vec3 a_projected_pos;\nattribute float a_fade_opacity;\n\n// contents of a_size vary based on the type of property value\n// used for {text,icon}-size.\n// For constants, a_size is disabled.\n// For source functions, we bind only one value per vertex: the value of {text,icon}-size evaluated for the current feature.\n// For composite functions:\n// [ text-size(lowerZoomStop, feature),\n//   text-size(upperZoomStop, feature) ]\nuniform bool u_is_size_zoom_constant;\nuniform bool u_is_size_feature_constant;\nuniform highp float u_size_t; // used to interpolate between zoom stops when size is a composite function\nuniform highp float u_size; // used when size is both zoom and feature constant\n\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\n\nuniform mat4 u_matrix;\nuniform mat4 u_label_plane_matrix;\nuniform mat4 u_gl_coord_matrix;\n\nuniform bool u_is_text;\nuniform bool u_pitch_with_map;\nuniform highp float u_pitch;\nuniform bool u_rotate_symbol;\nuniform highp float u_aspect_ratio;\nuniform highp float u_camera_to_center_distance;\nuniform float u_fade_change;\n\nuniform vec2 u_texsize;\n\nvarying vec2 v_data0;\nvarying vec3 v_data1;\n\nvoid main() {\n    #pragma mapbox: initialize highp vec4 fill_color\n    #pragma mapbox: initialize highp vec4 halo_color\n    #pragma mapbox: initialize lowp float opacity\n    #pragma mapbox: initialize lowp float halo_width\n    #pragma mapbox: initialize lowp float halo_blur\n\n    vec2 a_pos = a_pos_offset.xy;\n    vec2 a_offset = a_pos_offset.zw;\n\n    vec2 a_tex = a_data.xy;\n    vec2 a_size = a_data.zw;\n\n    highp float segment_angle = -a_projected_pos[2];\n    float size;\n\n    if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = mix(a_size[0], a_size[1], u_size_t) / 10.0;\n    } else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {\n        size = a_size[0] / 10.0;\n    } else if (!u_is_size_zoom_constant && u_is_size_feature_constant) {\n        size = u_size;\n    } else {\n        size = u_size;\n    }\n\n    vec4 projectedPoint = u_matrix * vec4(a_pos, 0, 1);\n    highp float camera_to_anchor_distance = projectedPoint.w;\n    // If the label is pitched with the map, layout is done in pitched space,\n    // which makes labels in the distance smaller relative to viewport space.\n    // We counteract part of that effect by multiplying by the perspective ratio.\n    // If the label isn't pitched with the map, we do layout in viewport space,\n    // which makes labels in the distance larger relative to the features around\n    // them. We counteract part of that effect by dividing by the perspective ratio.\n    highp float distance_ratio = u_pitch_with_map ?\n        camera_to_anchor_distance / u_camera_to_center_distance :\n        u_camera_to_center_distance / camera_to_anchor_distance;\n    highp float perspective_ratio = clamp(\n        0.5 + 0.5 * distance_ratio,\n        0.0, // Prevents oversized near-field symbols in pitched/overzoomed tiles\n        4.0);\n\n    size *= perspective_ratio;\n\n    float fontScale = u_is_text ? size / 24.0 : size;\n\n    highp float symbol_rotation = 0.0;\n    if (u_rotate_symbol) {\n        // Point labels with 'rotation-alignment: map' are horizontal with respect to tile units\n        // To figure out that angle in projected space, we draw a short horizontal line in tile\n        // space, project it, and measure its angle in projected space.\n        vec4 offsetProjectedPoint = u_matrix * vec4(a_pos + vec2(1, 0), 0, 1);\n\n        vec2 a = projectedPoint.xy / projectedPoint.w;\n        vec2 b = offsetProjectedPoint.xy / offsetProjectedPoint.w;\n\n        symbol_rotation = atan((b.y - a.y) / u_aspect_ratio, b.x - a.x);\n    }\n\n    highp float angle_sin = sin(segment_angle + symbol_rotation);\n    highp float angle_cos = cos(segment_angle + symbol_rotation);\n    mat2 rotation_matrix = mat2(angle_cos, -1.0 * angle_sin, angle_sin, angle_cos);\n\n    vec4 projected_pos = u_label_plane_matrix * vec4(a_projected_pos.xy, 0.0, 1.0);\n    gl_Position = u_gl_coord_matrix * vec4(projected_pos.xy / projected_pos.w + rotation_matrix * (a_offset / 32.0 * fontScale), 0.0, 1.0);\n    float gamma_scale = gl_Position.w;\n\n    vec2 tex = a_tex / u_texsize;\n    vec2 fade_opacity = unpack_opacity(a_fade_opacity);\n    float fade_change = fade_opacity[1] > 0.5 ? u_fade_change : -u_fade_change;\n    float interpolated_fade_opacity = max(0.0, min(1.0, fade_opacity[0] + fade_change));\n\n    v_data0 = vec2(tex.x, tex.y);\n    v_data1 = vec3(gamma_scale, size, interpolated_fade_opacity);\n}\n"}},Xe=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,He=function(t){var e=We[t],i={};e.fragmentSource=e.fragmentSource.replace(Xe,function(t,e,n,o,r){return i[r]=!0,"define"===e?"\n#ifndef HAS_UNIFORM_u_"+r+"\nvarying "+n+" "+o+" "+r+";\n#else\nuniform "+n+" "+o+" u_"+r+";\n#endif\n":"\n#ifdef HAS_UNIFORM_u_"+r+"\n    "+n+" "+o+" "+r+" = u_"+r+";\n#endif\n"}),e.vertexSource=e.vertexSource.replace(Xe,function(t,e,n,o,r){var a="float"===o?"vec2":"vec4";return i[r]?"define"===e?"\n#ifndef HAS_UNIFORM_u_"+r+"\nuniform lowp float a_"+r+"_t;\nattribute "+n+" "+a+" a_"+r+";\nvarying "+n+" "+o+" "+r+";\n#else\nuniform "+n+" "+o+" u_"+r+";\n#endif\n":"\n#ifndef HAS_UNIFORM_u_"+r+"\n    "+r+" = unpack_mix_"+a+"(a_"+r+", a_"+r+"_t);\n#else\n    "+n+" "+o+" "+r+" = u_"+r+";\n#endif\n":"define"===e?"\n#ifndef HAS_UNIFORM_u_"+r+"\nuniform lowp float a_"+r+"_t;\nattribute "+n+" "+a+" a_"+r+";\n#else\nuniform "+n+" "+o+" u_"+r+";\n#endif\n":"\n#ifndef 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r=t.context,a=r.gl,s=o?t.useProgram("collisionCircle"):t.useProgram("collisionBox");r.setDepthMode(Lt.disabled),r.setStencilMode(kt.disabled),r.setColorMode(t.colorModeForRenderPass());for(var l=0;l<n.length;l++){var c=n[l],h=e.getTile(c),u=h.getBucket(i);if(u){var p=o?u.collisionCircle:u.collisionBox;if(p){a.uniformMatrix4fv(s.uniforms.u_matrix,!1,c.posMatrix),a.uniform1f(s.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance);var d=ye(h,1,t.transform.zoom),f=Math.pow(2,t.transform.zoom-h.tileID.overscaledZ);a.uniform1f(s.uniforms.u_pixels_to_tile_units,d),a.uniform2f(s.uniforms.u_extrude_scale,t.transform.pixelsToGLUnits[0]/(d*f),t.transform.pixelsToGLUnits[1]/(d*f)),a.uniform1f(s.uniforms.u_overscale_factor,h.tileID.overscaleFactor()),s.draw(r,o?a.TRIANGLES:a.LINES,i.id,p.layoutVertexBuffer,p.indexBuffer,p.segments,null,p.collisionVertexBuffer,null);}}}}Je.prototype.draw=function(t,e,i,n,o,r,a,s,l){for(var c,h=t.gl,u=(c={},c[h.LINES]=2,c[h.TRIANGLES]=3,c)[e],p=0,d=r.get();p<d.length;p+=1){var f=d[p],m=f.vaos||(f.vaos={});(m[i]||(m[i]=new W)).bind(t,this,n,a?a.getPaintVertexBuffers():[],o,f.vertexOffset,s,l),h.drawElements(e,f.primitiveLength*u,h.UNSIGNED_SHORT,f.primitiveOffset*u*2);}};var ei=t.identity(new Float32Array(16)),ii=t.properties.layout;function ni(t,e,i,n,o,r,a,s,l,c){var h,u=t.context,p=u.gl,d=t.transform,f="map"===s,m="map"===l,_=f&&"point"!==i.layout.get("symbol-placement"),g=f&&!m&&!_,v=m;u.setDepthMode(v?t.depthModeForSublayer(0,Lt.ReadOnly):Lt.disabled);for(var y=0,x=n;y<x.length;y+=1){var b=x[y],w=e.getTile(b),E=w.getBucket(i);if(E){var T=o?E.text:E.icon;if(T&&T.segments.get().length){var I=T.programConfigurations.get(i.id),S=o||E.sdfIcons,C=o?E.textSizeData:E.iconSizeData;if(h||(h=t.useProgram(S?"symbolSDF":"symbolIcon",I),I.setUniforms(t.context,h,i.paint,{zoom:t.transform.zoom}),oi(h,t,i,o,g,m,C)),u.activeTexture.set(p.TEXTURE0),p.uniform1i(h.uniforms.u_texture,0),o)w.glyphAtlasTexture.bind(p.LINEAR,p.CLAMP_TO_EDGE),p.uniform2fv(h.uniforms.u_texsize,w.glyphAtlasTexture.size);else{var z=1!==i.layout.get("icon-size").constantOr(0)||E.iconsNeedLinear,P=m||0!==d.pitch;w.iconAtlasTexture.bind(S||t.options.rotating||t.options.zooming||z||P?p.LINEAR:p.NEAREST,p.CLAMP_TO_EDGE),p.uniform2fv(h.uniforms.u_texsize,w.iconAtlasTexture.size);}p.uniformMatrix4fv(h.uniforms.u_matrix,!1,t.translatePosMatrix(b.posMatrix,w,r,a));var A=ye(w,1,t.transform.zoom),D=oe(b.posMatrix,m,f,t.transform,A),R=re(b.posMatrix,m,f,t.transform,A);p.uniformMatrix4fv(h.uniforms.u_gl_coord_matrix,!1,t.translatePosMatrix(R,w,r,a,!0)),_?(p.uniformMatrix4fv(h.uniforms.u_label_plane_matrix,!1,ei),le(E,b.posMatrix,t,o,D,R,m,c)):p.uniformMatrix4fv(h.uniforms.u_label_plane_matrix,!1,D),p.uniform1f(h.uniforms.u_fade_change,t.options.fadeDuration?t.symbolFadeChange:1),ri(h,I,t,i,w,T,o,S,m);}}}}function oi(e,i,n,o,r,a,s){var l=i.context.gl,c=i.transform;l.uniform1i(e.uniforms.u_pitch_with_map,a?1:0),l.uniform1f(e.uniforms.u_is_text,o?1:0),l.uniform1f(e.uniforms.u_pitch,c.pitch/360*2*Math.PI);var h="constant"===s.functionType||"source"===s.functionType,u="constant"===s.functionType||"camera"===s.functionType;l.uniform1i(e.uniforms.u_is_size_zoom_constant,h?1:0),l.uniform1i(e.uniforms.u_is_size_feature_constant,u?1:0),l.uniform1f(e.uniforms.u_camera_to_center_distance,c.cameraToCenterDistance);var p=t.evaluateSizeForZoom(s,c.zoom,ii.properties[o?"text-size":"icon-size"]);void 0!==p.uSizeT&&l.uniform1f(e.uniforms.u_size_t,p.uSizeT),void 0!==p.uSize&&l.uniform1f(e.uniforms.u_size,p.uSize),l.uniform1f(e.uniforms.u_aspect_ratio,c.width/c.height),l.uniform1i(e.uniforms.u_rotate_symbol,r?1:0);}function ri(t,e,i,n,o,r,a,s,l){var c=i.context,h=c.gl,u=i.transform;if(s){var p=0!==n.paint.get(a?"text-halo-width":"icon-halo-width").constantOr(1),d=l?Math.cos(u._pitch)*u.cameraToCenterDistance:1;h.uniform1f(t.uniforms.u_gamma_scale,d),p&&(h.uniform1f(t.uniforms.u_is_halo,1),ai(r,n,c,t)),h.uniform1f(t.uniforms.u_is_halo,0);}ai(r,n,c,t);}function ai(t,e,i,n){n.draw(i,i.gl.TRIANGLES,e.id,t.layoutVertexBuffer,t.indexBuffer,t.segments,t.programConfigurations.get(e.id),t.dynamicLayoutVertexBuffer,t.opacityVertexBuffer);}function si(e,i,n,o,r,a,s,l,c){var h,u,p,d,f=i.context,m=f.gl,_=r.paint.get("line-dasharray"),g=r.paint.get("line-pattern");if(l||c){var v=1/ye(n,1,i.transform.tileZoom);if(_){h=i.lineAtlas.getDash(_.from,"round"===r.layout.get("line-cap")),u=i.lineAtlas.getDash(_.to,"round"===r.layout.get("line-cap"));var y=h.width*_.fromScale,x=u.width*_.toScale;m.uniform2f(e.uniforms.u_patternscale_a,v/y,-h.height/2),m.uniform2f(e.uniforms.u_patternscale_b,v/x,-u.height/2),m.uniform1f(e.uniforms.u_sdfgamma,i.lineAtlas.width/(256*Math.min(y,x)*t.browser.devicePixelRatio)/2);}else if(g){if(p=i.imageManager.getPattern(g.from),d=i.imageManager.getPattern(g.to),!p||!d)return;m.uniform2f(e.uniforms.u_pattern_size_a,p.displaySize[0]*g.fromScale/v,p.displaySize[1]),m.uniform2f(e.uniforms.u_pattern_size_b,d.displaySize[0]*g.toScale/v,d.displaySize[1]);var b=i.imageManager.getPixelSize(),w=b.width,E=b.height;m.uniform2fv(e.uniforms.u_texsize,[w,E]);}m.uniform2f(e.uniforms.u_gl_units_to_pixels,1/i.transform.pixelsToGLUnits[0],1/i.transform.pixelsToGLUnits[1]);}l&&(_?(m.uniform1i(e.uniforms.u_image,0),f.activeTexture.set(m.TEXTURE0),i.lineAtlas.bind(f),m.uniform1f(e.uniforms.u_tex_y_a,h.y),m.uniform1f(e.uniforms.u_tex_y_b,u.y),m.uniform1f(e.uniforms.u_mix,_.t)):g&&(m.uniform1i(e.uniforms.u_image,0),f.activeTexture.set(m.TEXTURE0),i.imageManager.bind(f),m.uniform2fv(e.uniforms.u_pattern_tl_a,p.tl),m.uniform2fv(e.uniforms.u_pattern_br_a,p.br),m.uniform2fv(e.uniforms.u_pattern_tl_b,d.tl),m.uniform2fv(e.uniforms.u_pattern_br_b,d.br),m.uniform1f(e.uniforms.u_fade,g.t))),f.setStencilMode(i.stencilModeForClipping(a));var T=i.translatePosMatrix(a.posMatrix,n,r.paint.get("line-translate"),r.paint.get("line-translate-anchor"));if(m.uniformMatrix4fv(e.uniforms.u_matrix,!1,T),m.uniform1f(e.uniforms.u_ratio,1/ye(n,1,i.transform.zoom)),r.paint.get("line-gradient")){f.activeTexture.set(m.TEXTURE0);var I=r.gradientTexture;if(!r.gradient)return;I||(I=r.gradientTexture=new t.Texture(f,r.gradient,m.RGBA)),I.bind(m.LINEAR,m.CLAMP_TO_EDGE),m.uniform1i(e.uniforms.u_image,0);}e.draw(f,m.TRIANGLES,r.id,o.layoutVertexBuffer,o.indexBuffer,o.segments,s);}var li=function(t,e){if(!t)return !1;var i=e.imageManager.getPattern(t.from),n=e.imageManager.getPattern(t.to);return !i||!n},ci=function(t,e,i){var n=e.context,o=n.gl,r=e.imageManager.getPattern(t.from),a=e.imageManager.getPattern(t.to);o.uniform1i(i.uniforms.u_image,0),o.uniform2fv(i.uniforms.u_pattern_tl_a,r.tl),o.uniform2fv(i.uniforms.u_pattern_br_a,r.br),o.uniform2fv(i.uniforms.u_pattern_tl_b,a.tl),o.uniform2fv(i.uniforms.u_pattern_br_b,a.br);var s=e.imageManager.getPixelSize(),l=s.width,c=s.height;o.uniform2fv(i.uniforms.u_texsize,[l,c]),o.uniform1f(i.uniforms.u_mix,t.t),o.uniform2fv(i.uniforms.u_pattern_size_a,r.displaySize),o.uniform2fv(i.uniforms.u_pattern_size_b,a.displaySize),o.uniform1f(i.uniforms.u_scale_a,t.fromScale),o.uniform1f(i.uniforms.u_scale_b,t.toScale),n.activeTexture.set(o.TEXTURE0),e.imageManager.bind(e.context);},hi=function(t,e,i){var n=e.context.gl;n.uniform1f(i.uniforms.u_tile_units_to_pixels,1/ye(t,1,e.transform.tileZoom));var o=Math.pow(2,t.tileID.overscaledZ),r=t.tileSize*Math.pow(2,e.transform.tileZoom)/o,a=r*(t.tileID.canonical.x+t.tileID.wrap*o),s=r*t.tileID.canonical.y;n.uniform2f(i.uniforms.u_pixel_coord_upper,a>>16,s>>16),n.uniform2f(i.uniforms.u_pixel_coord_lower,65535&a,65535&s);};function ui(t,e,i,n,o){if(!li(i.paint.get("fill-pattern"),t))for(var r=!0,a=0,s=n;a<s.length;a+=1){var l=s[a],c=e.getTile(l),h=c.getBucket(i);h&&(t.context.setStencilMode(t.stencilModeForClipping(l)),o(t,e,i,c,l,h,r),r=!1);}}function pi(t,e,i,n,o,r,a){var s=t.context.gl,l=r.programConfigurations.get(i.id);fi("fill",i.paint.get("fill-pattern"),t,l,i,n,o,a).draw(t.context,s.TRIANGLES,i.id,r.layoutVertexBuffer,r.indexBuffer,r.segments,l);}function di(t,e,i,n,o,r,a){var s=t.context.gl,l=r.programConfigurations.get(i.id),c=fi("fillOutline",i.getPaintProperty("fill-outline-color")?null:i.paint.get("fill-pattern"),t,l,i,n,o,a);s.uniform2f(c.uniforms.u_world,s.drawingBufferWidth,s.drawingBufferHeight),c.draw(t.context,s.LINES,i.id,r.layoutVertexBuffer,r.indexBuffer2,r.segments2,l);}function fi(t,e,i,n,o,r,a,s){var l,c=i.context.program.get();return e?(l=i.useProgram(t+"Pattern",n),(s||l.program!==c)&&(n.setUniforms(i.context,l,o.paint,{zoom:i.transform.zoom}),ci(e,i,l)),hi(r,i,l)):(l=i.useProgram(t,n),(s||l.program!==c)&&n.setUniforms(i.context,l,o.paint,{zoom:i.transform.zoom})),i.context.gl.uniformMatrix4fv(l.uniforms.u_matrix,!1,i.translatePosMatrix(a.posMatrix,r,o.paint.get("fill-translate"),o.paint.get("fill-translate-anchor"))),l}function mi(e,i,n,o,r,a,s){var l=e.context,c=l.gl,h=n.paint.get("fill-extrusion-pattern"),u=e.context.program.get(),p=a.programConfigurations.get(n.id),d=e.useProgram(h?"fillExtrusionPattern":"fillExtrusion",p);if((s||d.program!==u)&&p.setUniforms(l,d,n.paint,{zoom:e.transform.zoom}),h){if(li(h,e))return;ci(h,e,d),hi(o,e,d),c.uniform1f(d.uniforms.u_height_factor,-Math.pow(2,r.overscaledZ)/o.tileSize/8);}e.context.gl.uniformMatrix4fv(d.uniforms.u_matrix,!1,e.translatePosMatrix(r.posMatrix,o,n.paint.get("fill-extrusion-translate"),n.paint.get("fill-extrusion-translate-anchor"))),function(e,i){var n=i.context.gl,o=i.style.light,r=o.properties.get("position"),a=[r.x,r.y,r.z],s=t.create$2();"viewport"===o.properties.get("anchor")&&t.fromRotation(s,-i.transform.angle);t.transformMat3(a,a,s);var l=o.properties.get("color");n.uniform3fv(e.uniforms.u_lightpos,a),n.uniform1f(e.uniforms.u_lightintensity,o.properties.get("intensity")),n.uniform3f(e.uniforms.u_lightcolor,l.r,l.g,l.b);}(d,e),d.draw(l,c.TRIANGLES,n.id,a.layoutVertexBuffer,a.indexBuffer,a.segments,p);}function _i(e,i,n){var o=e.context,r=o.gl,a=i.fbo;if(a){var s=e.useProgram("hillshade"),l=e.transform.calculatePosMatrix(i.tileID.toUnwrapped(),!0);!function(t,e,i){var n=i.paint.get("hillshade-illumination-direction")*(Math.PI/180);"viewport"===i.paint.get("hillshade-illumination-anchor")&&(n-=e.transform.angle),e.context.gl.uniform2f(t.uniforms.u_light,i.paint.get("hillshade-exaggeration"),n);}(s,e,n);var c=function(e,i){var n=i.toCoordinate(),o=new t.Coordinate(n.column,n.row+1,n.zoom);return [e.transform.coordinateLocation(n).lat,e.transform.coordinateLocation(o).lat]}(e,i.tileID);o.activeTexture.set(r.TEXTURE0),r.bindTexture(r.TEXTURE_2D,a.colorAttachment.get()),r.uniformMatrix4fv(s.uniforms.u_matrix,!1,l),r.uniform2fv(s.uniforms.u_latrange,c),r.uniform1i(s.uniforms.u_image,0);var h=n.paint.get("hillshade-shadow-color");r.uniform4f(s.uniforms.u_shadow,h.r,h.g,h.b,h.a);var u=n.paint.get("hillshade-highlight-color");r.uniform4f(s.uniforms.u_highlight,u.r,u.g,u.b,u.a);var p=n.paint.get("hillshade-accent-color");if(r.uniform4f(s.uniforms.u_accent,p.r,p.g,p.b,p.a),i.maskedBoundsBuffer&&i.maskedIndexBuffer&&i.segments)s.draw(o,r.TRIANGLES,n.id,i.maskedBoundsBuffer,i.maskedIndexBuffer,i.segments);else{var d=e.rasterBoundsBuffer;e.rasterBoundsVAO.bind(o,s,d,[]),r.drawArrays(r.TRIANGLE_STRIP,0,d.length);}}}function gi(e,i,n){var o=e.context,r=o.gl;if(i.dem&&i.dem.data){var a=i.dem.dim,s=i.dem.getPixels();if(o.activeTexture.set(r.TEXTURE1),o.pixelStoreUnpackPremultiplyAlpha.set(!1),i.demTexture=i.demTexture||e.getTileTexture(i.tileSize),i.demTexture){var l=i.demTexture;l.update(s,{premultiply:!1}),l.bind(r.NEAREST,r.CLAMP_TO_EDGE);}else i.demTexture=new t.Texture(o,s,r.RGBA,{premultiply:!1}),i.demTexture.bind(r.NEAREST,r.CLAMP_TO_EDGE);o.activeTexture.set(r.TEXTURE0);var c=i.fbo;if(!c){var h=new t.Texture(o,{width:a,height:a,data:null},r.RGBA);h.bind(r.LINEAR,r.CLAMP_TO_EDGE),(c=i.fbo=o.createFramebuffer(a,a)).colorAttachment.set(h.texture);}o.bindFramebuffer.set(c.framebuffer),o.viewport.set([0,0,a,a]);var u=t.create();t.ortho(u,0,t.EXTENT,-t.EXTENT,0,0,1),t.translate(u,u,[0,-t.EXTENT,0]);var p=e.useProgram("hillshadePrepare");r.uniformMatrix4fv(p.uniforms.u_matrix,!1,u),r.uniform1f(p.uniforms.u_zoom,i.tileID.overscaledZ),r.uniform2fv(p.uniforms.u_dimension,[2*a,2*a]),r.uniform1i(p.uniforms.u_image,1),r.uniform1f(p.uniforms.u_maxzoom,n);var d=e.rasterBoundsBuffer;e.rasterBoundsVAO.bind(o,p,d,[]),r.drawArrays(r.TRIANGLE_STRIP,0,d.length),i.needsHillshadePrepare=!1;}}function vi(e,i,n,o,r){var a=o.paint.get("raster-fade-duration");if(a>0){var s=t.browser.now(),l=(s-e.timeAdded)/a,c=i?(s-i.timeAdded)/a:-1,h=n.getSource(),u=r.coveringZoomLevel({tileSize:h.tileSize,roundZoom:h.roundZoom}),p=!i||Math.abs(i.tileID.overscaledZ-u)>Math.abs(e.tileID.overscaledZ-u),d=p&&e.refreshedUponExpiration?1:t.clamp(p?l:1-c,0,1);return e.refreshedUponExpiration&&l>=1&&(e.refreshedUponExpiration=!1),i?{opacity:1,mix:1-d}:{opacity:d,mix:0}}return {opacity:1,mix:0}}function yi(e,i,n){var o=e.context,r=o.gl,a=n.posMatrix,s=e.useProgram("debug");o.setDepthMode(Lt.disabled),o.setStencilMode(kt.disabled),o.setColorMode(e.colorModeForRenderPass()),r.uniformMatrix4fv(s.uniforms.u_matrix,!1,a),r.uniform4f(s.uniforms.u_color,1,0,0,1),e.debugVAO.bind(o,s,e.debugBuffer,[]),r.drawArrays(r.LINE_STRIP,0,e.debugBuffer.length);for(var l=function(t,e,i,n){n=n||1;var o,r,a,s,l,c,h,u,p=[];for(o=0,r=t.length;o<r;o++)if(l=xi[t[o]]){for(u=null,a=0,s=l[1].length;a<s;a+=2)-1===l[1][a]&&-1===l[1][a+1]?u=null:(c=e+l[1][a]*n,h=i-l[1][a+1]*n,u&&p.push(u.x,u.y,c,h),u={x:c,y:h});e+=l[0]*n;}return p}(n.toString(),50,200,5),c=new t.StructArrayLayout2i4,h=0;h<l.length;h+=2)c.emplaceBack(l[h],l[h+1]);var u=o.createVertexBuffer(c,Ge.members);(new W).bind(o,s,u,[]),r.uniform4f(s.uniforms.u_color,1,1,1,1);for(var p=i.getTile(n).tileSize,d=t.EXTENT/(Math.pow(2,e.transform.zoom-n.overscaledZ)*p),f=[[-1,-1],[-1,1],[1,-1],[1,1]],m=0;m<f.length;m++){var _=f[m];r.uniformMatrix4fv(s.uniforms.u_matrix,!1,t.translate([],a,[d*_[0],d*_[1],0])),r.drawArrays(r.LINES,0,u.length);}r.uniform4f(s.uniforms.u_color,0,0,0,1),r.uniformMatrix4fv(s.uniforms.u_matrix,!1,a),r.drawArrays(r.LINES,0,u.length);}var xi={" 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r=n.createTexture();n.bindTexture(n.TEXTURE_2D,r),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,n.LINEAR),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,n.LINEAR),o=i.heatmapFbo=t.createFramebuffer(e.width/4,e.height/4),function t(e,i,n,o){var r=e.gl;r.texImage2D(r.TEXTURE_2D,0,r.RGBA,i.width/4,i.height/4,0,r.RGBA,e.extTextureHalfFloat?e.extTextureHalfFloat.HALF_FLOAT_OES:r.UNSIGNED_BYTE,null),o.colorAttachment.set(n),e.extTextureHalfFloat&&r.checkFramebufferStatus(r.FRAMEBUFFER)!==r.FRAMEBUFFER_COMPLETE&&(e.extTextureHalfFloat=null,o.colorAttachment.setDirty(),t(e,i,n,o));}(t,e,r,o);}}(r,e,n),r.clear({color:t.Color.transparent}),r.setColorMode(new Bt([a.ONE,a.ONE],t.Color.transparent,[!0,!0,!0,!0]));for(var s=!0,l=0;l<o.length;l++){var c=o[l];if(!i.hasRenderableParent(c)){var h=i.getTile(c),u=h.getBucket(n);if(u){var p=e.context.program.get(),d=u.programConfigurations.get(n.id),f=e.useProgram("heatmap",d),m=e.transform.zoom;(s||f.program!==p)&&(d.setUniforms(e.context,f,n.paint,{zoom:m}),s=!1),a.uniform1f(f.uniforms.u_extrude_scale,ye(h,1,m)),a.uniform1f(f.uniforms.u_intensity,n.paint.get("heatmap-intensity")),a.uniformMatrix4fv(f.uniforms.u_matrix,!1,c.posMatrix),f.draw(r,a.TRIANGLES,n.id,u.layoutVertexBuffer,u.indexBuffer,u.segments,d);}}}r.viewport.set([0,0,e.width,e.height]);}else"translucent"===e.renderPass&&(e.context.setColorMode(e.colorModeForRenderPass()),function(e,i){var n=e.context,o=n.gl,r=i.heatmapFbo;if(r){n.activeTexture.set(o.TEXTURE0),o.bindTexture(o.TEXTURE_2D,r.colorAttachment.get()),n.activeTexture.set(o.TEXTURE1);var a=i.colorRampTexture;a||(a=i.colorRampTexture=new t.Texture(n,i.colorRamp,o.RGBA)),a.bind(o.LINEAR,o.CLAMP_TO_EDGE),n.setDepthMode(Lt.disabled),n.setStencilMode(kt.disabled);var s=e.useProgram("heatmapTexture"),l=i.paint.get("heatmap-opacity");o.uniform1f(s.uniforms.u_opacity,l),o.uniform1i(s.uniforms.u_image,0),o.uniform1i(s.uniforms.u_color_ramp,1);var c=t.create();t.ortho(c,0,e.width,e.height,0,0,1),o.uniformMatrix4fv(s.uniforms.u_matrix,!1,c),o.uniform2f(s.uniforms.u_world,o.drawingBufferWidth,o.drawingBufferHeight),e.viewportVAO.bind(e.context,s,e.viewportBuffer,[]),o.drawArrays(o.TRIANGLE_STRIP,0,4);}}(e,n));},line:function(t,e,i,n){if("translucent"===t.renderPass){var o=i.paint.get("line-opacity"),r=i.paint.get("line-width");if(0!==o.constantOr(1)&&0!==r.constantOr(1)){var a=t.context;a.setDepthMode(t.depthModeForSublayer(0,Lt.ReadOnly)),a.setColorMode(t.colorModeForRenderPass());for(var s,l=i.paint.get("line-dasharray")?"lineSDF":i.paint.get("line-pattern")?"linePattern":i.paint.get("line-gradient")?"lineGradient":"line",c=!0,h=0,u=n;h<u.length;h+=1){var p=u[h],d=e.getTile(p),f=d.getBucket(i);if(f){var m=f.programConfigurations.get(i.id),_=t.context.program.get(),g=t.useProgram(l,m),v=c||g.program!==_,y=s!==d.tileID.overscaledZ;v&&m.setUniforms(t.context,g,i.paint,{zoom:t.transform.zoom}),si(g,t,d,f,i,p,m,v,y),s=d.tileID.overscaledZ,c=!1;}}}}},fill:function(e,i,n,o){var r=n.paint.get("fill-color"),a=n.paint.get("fill-opacity");if(0!==a.constantOr(1)){var s=e.context;s.setColorMode(e.colorModeForRenderPass());var l=n.paint.get("fill-pattern")||1!==r.constantOr(t.Color.transparent).a||1!==a.constantOr(0)?"translucent":"opaque";e.renderPass===l&&(s.setDepthMode(e.depthModeForSublayer(1,"opaque"===e.renderPass?Lt.ReadWrite:Lt.ReadOnly)),ui(e,i,n,o,pi)),"translucent"===e.renderPass&&n.paint.get("fill-antialias")&&(s.setDepthMode(e.depthModeForSublayer(n.getPaintProperty("fill-outline-color")?2:0,Lt.ReadOnly)),ui(e,i,n,o,di));}},"fill-extrusion":function(e,i,n,o){if(0!==n.paint.get("fill-extrusion-opacity"))if("offscreen"===e.renderPass){!function(e,i){var n=e.context,o=n.gl,r=i.viewportFrame;if(e.depthRboNeedsClear&&e.setupOffscreenDepthRenderbuffer(),!r){var a=new t.Texture(n,{width:e.width,height:e.height,data:null},o.RGBA);a.bind(o.LINEAR,o.CLAMP_TO_EDGE),(r=i.viewportFrame=n.createFramebuffer(e.width,e.height)).colorAttachment.set(a.texture);}n.bindFramebuffer.set(r.framebuffer),r.depthAttachment.set(e.depthRbo),e.depthRboNeedsClear&&(n.clear({depth:1}),e.depthRboNeedsClear=!1),n.clear({color:t.Color.transparent}),n.setStencilMode(kt.disabled),n.setDepthMode(new Lt(o.LEQUAL,Lt.ReadWrite,[0,1])),n.setColorMode(e.colorModeForRenderPass());}(e,n);for(var r=!0,a=0,s=o;a<s.length;a+=1){var l=s[a],c=i.getTile(l),h=c.getBucket(n);h&&(mi(e,0,n,c,l,h,r),r=!1);}}else"translucent"===e.renderPass&&function(e,i){var n=i.viewportFrame;if(n){var o=e.context,r=o.gl,a=e.useProgram("extrusionTexture");o.setStencilMode(kt.disabled),o.setDepthMode(Lt.disabled),o.setColorMode(e.colorModeForRenderPass()),o.activeTexture.set(r.TEXTURE0),r.bindTexture(r.TEXTURE_2D,n.colorAttachment.get()),r.uniform1f(a.uniforms.u_opacity,i.paint.get("fill-extrusion-opacity")),r.uniform1i(a.uniforms.u_image,0);var s=t.create();t.ortho(s,0,e.width,e.height,0,0,1),r.uniformMatrix4fv(a.uniforms.u_matrix,!1,s),r.uniform2f(a.uniforms.u_world,r.drawingBufferWidth,r.drawingBufferHeight),e.viewportVAO.bind(o,a,e.viewportBuffer,[]),r.drawArrays(r.TRIANGLE_STRIP,0,4);}}(e,n);},hillshade:function(t,e,i,n){if("offscreen"===t.renderPass||"translucent"===t.renderPass){var o=t.context,r=e.getSource().maxzoom;o.setDepthMode(t.depthModeForSublayer(0,Lt.ReadOnly)),o.setStencilMode(kt.disabled),o.setColorMode(t.colorModeForRenderPass());for(var a=0,s=n;a<s.length;a+=1){var l=s[a],c=e.getTile(l);c.needsHillshadePrepare&&"offscreen"===t.renderPass?gi(t,c,r):"translucent"===t.renderPass&&_i(t,c,i);}o.viewport.set([0,0,t.width,t.height]);}},raster:function(t,e,i,n){if("translucent"===t.renderPass&&0!==i.paint.get("raster-opacity")){var o,r,a=t.context,s=a.gl,l=e.getSource(),c=t.useProgram("raster");a.setStencilMode(kt.disabled),a.setColorMode(t.colorModeForRenderPass()),s.uniform1f(c.uniforms.u_brightness_low,i.paint.get("raster-brightness-min")),s.uniform1f(c.uniforms.u_brightness_high,i.paint.get("raster-brightness-max")),s.uniform1f(c.uniforms.u_saturation_factor,(o=i.paint.get("raster-saturation"))>0?1-1/(1.001-o):-o),s.uniform1f(c.uniforms.u_contrast_factor,(r=i.paint.get("raster-contrast"))>0?1/(1-r):1+r),s.uniform3fv(c.uniforms.u_spin_weights,function(t){t*=Math.PI/180;var e=Math.sin(t),i=Math.cos(t);return [(2*i+1)/3,(-Math.sqrt(3)*e-i+1)/3,(Math.sqrt(3)*e-i+1)/3]}(i.paint.get("raster-hue-rotate"))),s.uniform1f(c.uniforms.u_buffer_scale,1),s.uniform1i(c.uniforms.u_image0,0),s.uniform1i(c.uniforms.u_image1,1);for(var h=n.length&&n[0].overscaledZ,u=0,p=n;u<p.length;u+=1){var d=p[u];a.setDepthMode(t.depthModeForSublayer(d.overscaledZ-h,1===i.paint.get("raster-opacity")?Lt.ReadWrite:Lt.ReadOnly,s.LESS));var f=e.getTile(d),m=t.transform.calculatePosMatrix(d.toUnwrapped(),!0);f.registerFadeDuration(i.paint.get("raster-fade-duration")),s.uniformMatrix4fv(c.uniforms.u_matrix,!1,m);var _=e.findLoadedParent(d,0),g=vi(f,_,e,i,t.transform),v=void 0,y=void 0,x="nearest"===i.paint.get("raster-resampling")?s.NEAREST:s.LINEAR;if(a.activeTexture.set(s.TEXTURE0),f.texture.bind(x,s.CLAMP_TO_EDGE,s.LINEAR_MIPMAP_NEAREST),a.activeTexture.set(s.TEXTURE1),_?(_.texture.bind(x,s.CLAMP_TO_EDGE,s.LINEAR_MIPMAP_NEAREST),v=Math.pow(2,_.tileID.overscaledZ-f.tileID.overscaledZ),y=[f.tileID.canonical.x*v%1,f.tileID.canonical.y*v%1]):f.texture.bind(x,s.CLAMP_TO_EDGE,s.LINEAR_MIPMAP_NEAREST),s.uniform2fv(c.uniforms.u_tl_parent,y||[0,0]),s.uniform1f(c.uniforms.u_scale_parent,v||1),s.uniform1f(c.uniforms.u_fade_t,g.mix),s.uniform1f(c.uniforms.u_opacity,g.opacity*i.paint.get("raster-opacity")),l instanceof X){var b=l.boundsBuffer;l.boundsVAO.bind(a,c,b,[]),s.drawArrays(s.TRIANGLE_STRIP,0,b.length);}else if(f.maskedBoundsBuffer&&f.maskedIndexBuffer&&f.segments)c.draw(a,s.TRIANGLES,i.id,f.maskedBoundsBuffer,f.maskedIndexBuffer,f.segments);else{var w=t.rasterBoundsBuffer;t.rasterBoundsVAO.bind(a,c,w,[]),s.drawArrays(s.TRIANGLE_STRIP,0,w.length);}}}},background:function(t,e,i){var n=i.paint.get("background-color"),o=i.paint.get("background-opacity");if(0!==o){var r=t.context,a=r.gl,s=t.transform,l=s.tileSize,c=i.paint.get("background-pattern"),h=c||1!==n.a||1!==o?"translucent":"opaque";if(t.renderPass===h){var u;if(r.setStencilMode(kt.disabled),r.setDepthMode(t.depthModeForSublayer(0,"opaque"===h?Lt.ReadWrite:Lt.ReadOnly)),r.setColorMode(t.colorModeForRenderPass()),c){if(li(c,t))return;u=t.useProgram("backgroundPattern"),ci(c,t,u),t.tileExtentPatternVAO.bind(r,u,t.tileExtentBuffer,[]);}else u=t.useProgram("background"),a.uniform4f(u.uniforms.u_color,n.r,n.g,n.b,n.a),t.tileExtentVAO.bind(r,u,t.tileExtentBuffer,[]);a.uniform1f(u.uniforms.u_opacity,o);for(var p=0,d=s.coveringTiles({tileSize:l});p<d.length;p+=1){var f=d[p];c&&hi({tileID:f,tileSize:l},t,u),a.uniformMatrix4fv(u.uniforms.u_matrix,!1,t.transform.calculatePosMatrix(f.toUnwrapped())),a.drawArrays(a.TRIANGLE_STRIP,0,t.tileExtentBuffer.length);}}}},debug:function(t,e,i){for(var n=0;n<i.length;n++)yi(t,e,i[n]);}},wi=function(e,i){this.context=new Ot(e),this.transform=i,this._tileTextures={},this.setup(),this.numSublayers=Ft.maxUnderzooming+Ft.maxOverzooming+1,this.depthEpsilon=1/Math.pow(2,16),this.depthRboNeedsClear=!0,this.emptyProgramConfiguration=new t.ProgramConfiguration,this.crossTileSymbolIndex=new Ue;};function Ei(t,e){if(t.row>e.row){var i=t;t=e,e=i;}return {x0:t.column,y0:t.row,x1:e.column,y1:e.row,dx:e.column-t.column,dy:e.row-t.row}}function Ti(t,e,i,n,o){var r=Math.max(i,Math.floor(e.y0)),a=Math.min(n,Math.ceil(e.y1));if(t.x0===e.x0&&t.y0===e.y0?t.x0+e.dy/t.dy*t.dx<e.x1:t.x1-e.dy/t.dy*t.dx<e.x0){var s=t;t=e,e=s;}for(var l=t.dx/t.dy,c=e.dx/e.dy,h=t.dx>0,u=e.dx<0,p=r;p<a;p++){var d=l*Math.max(0,Math.min(t.dy,p+h-t.y0))+t.x0,f=c*Math.max(0,Math.min(e.dy,p+u-e.y0))+e.x0;o(Math.floor(f),Math.ceil(d),p);}}function Ii(t,e,i,n,o,r){var a,s=Ei(t,e),l=Ei(e,i),c=Ei(i,t);s.dy>l.dy&&(a=s,s=l,l=a),s.dy>c.dy&&(a=s,s=c,c=a),l.dy>c.dy&&(a=l,l=c,c=a),s.dy&&Ti(c,s,n,o,r),l.dy&&Ti(c,l,n,o,r);}wi.prototype.resize=function(e,i){var n=this.context.gl;if(this.width=e*t.browser.devicePixelRatio,this.height=i*t.browser.devicePixelRatio,this.context.viewport.set([0,0,this.width,this.height]),this.style)for(var o=0,r=this.style._order;o<r.length;o+=1){var a=r[o];this.style._layers[a].resize();}this.depthRbo&&(n.deleteRenderbuffer(this.depthRbo),this.depthRbo=null);},wi.prototype.setup=function(){var e=this.context,i=new t.StructArrayLayout2i4;i.emplaceBack(0,0),i.emplaceBack(t.EXTENT,0),i.emplaceBack(0,t.EXTENT),i.emplaceBack(t.EXTENT,t.EXTENT),this.tileExtentBuffer=e.createVertexBuffer(i,Ge.members),this.tileExtentVAO=new W,this.tileExtentPatternVAO=new W;var n=new t.StructArrayLayout2i4;n.emplaceBack(0,0),n.emplaceBack(t.EXTENT,0),n.emplaceBack(t.EXTENT,t.EXTENT),n.emplaceBack(0,t.EXTENT),n.emplaceBack(0,0),this.debugBuffer=e.createVertexBuffer(n,Ge.members),this.debugVAO=new W;var o=new t.StructArrayLayout4i8;o.emplaceBack(0,0,0,0),o.emplaceBack(t.EXTENT,0,t.EXTENT,0),o.emplaceBack(0,t.EXTENT,0,t.EXTENT),o.emplaceBack(t.EXTENT,t.EXTENT,t.EXTENT,t.EXTENT),this.rasterBoundsBuffer=e.createVertexBuffer(o,t.rasterBoundsAttributes.members),this.rasterBoundsVAO=new W;var r=new t.StructArrayLayout2i4;r.emplaceBack(0,0),r.emplaceBack(1,0),r.emplaceBack(0,1),r.emplaceBack(1,1),this.viewportBuffer=e.createVertexBuffer(r,Ge.members),this.viewportVAO=new W;},wi.prototype.clearStencil=function(){var e=this.context,i=e.gl;e.setColorMode(Bt.disabled),e.setDepthMode(Lt.disabled),e.setStencilMode(new kt({func:i.ALWAYS,mask:0},0,255,i.ZERO,i.ZERO,i.ZERO));var n=t.create();t.ortho(n,0,this.width,this.height,0,0,1),t.scale(n,n,[i.drawingBufferWidth,i.drawingBufferHeight,0]);var o=this.useProgram("clippingMask");i.uniformMatrix4fv(o.uniforms.u_matrix,!1,n),this.viewportVAO.bind(e,o,this.viewportBuffer,[]),i.drawArrays(i.TRIANGLE_STRIP,0,4);},wi.prototype._renderTileClippingMasks=function(t){var e=this.context,i=e.gl;e.setColorMode(Bt.disabled),e.setDepthMode(Lt.disabled);var n=1;this._tileClippingMaskIDs={};for(var o=0,r=t;o<r.length;o+=1){var a=r[o],s=this._tileClippingMaskIDs[a.key]=n++;e.setStencilMode(new kt({func:i.ALWAYS,mask:0},s,255,i.KEEP,i.KEEP,i.REPLACE));var l=this.useProgram("clippingMask");i.uniformMatrix4fv(l.uniforms.u_matrix,!1,a.posMatrix),this.tileExtentVAO.bind(this.context,l,this.tileExtentBuffer,[]),i.drawArrays(i.TRIANGLE_STRIP,0,this.tileExtentBuffer.length);}},wi.prototype.stencilModeForClipping=function(t){var e=this.context.gl;return new kt({func:e.EQUAL,mask:255},this._tileClippingMaskIDs[t.key],0,e.KEEP,e.KEEP,e.REPLACE)},wi.prototype.colorModeForRenderPass=function(){var e=this.context.gl;if(this._showOverdrawInspector){return new Bt([e.CONSTANT_COLOR,e.ONE],new t.Color(1/8,1/8,1/8,0),[!0,!0,!0,!0])}return "opaque"===this.renderPass?Bt.unblended:Bt.alphaBlended},wi.prototype.depthModeForSublayer=function(t,e,i){var n=1-((1+this.currentLayer)*this.numSublayers+t)*this.depthEpsilon,o=n-1+this.depthRange;return new Lt(i||this.context.gl.LEQUAL,e,[o,n])},wi.prototype.render=function(e,i){this.style=e,this.options=i,this.lineAtlas=e.lineAtlas,this.imageManager=e.imageManager,this.glyphManager=e.glyphManager,this.symbolFadeChange=e.placement.symbolFadeChange(t.browser.now());var n=this.style._order,o=this.style.sourceCaches;for(var r in o){var a=o[r];a.used&&a.prepare(this.context);}var s,l={},c={},h={};for(var u in o){var p=o[u];l[u]=p.getVisibleCoordinates(),c[u]=l[u].slice().reverse(),h[u]=p.getVisibleCoordinates(!0).reverse();}for(var d in o){var f=o[d],m=f.getSource();if("raster"===m.type||"raster-dem"===m.type){for(var _=[],g=0,v=l[d];g<v.length;g+=1){var y=v[g];_.push(f.getTile(y));}Qe(_,this.context);}}this.renderPass="offscreen",this.depthRboNeedsClear=!0;for(var x=0,b=n;x<b.length;x+=1){var w=b[x],E=this.style._layers[w];if(E.hasOffscreenPass()&&!E.isHidden(this.transform.zoom)){var T=c[E.source];T.length&&this.renderLayer(this,o[E.source],E,T);}}for(this.context.bindFramebuffer.set(null),this.context.clear({color:i.showOverdrawInspector?t.Color.black:t.Color.transparent,depth:1}),this._showOverdrawInspector=i.showOverdrawInspector,this.depthRange=(e._order.length+2)*this.numSublayers*this.depthEpsilon,this.renderPass="opaque",this.currentLayer=n.length-1;this.currentLayer>=0;this.currentLayer--){var I=this.style._layers[n[this.currentLayer]],S=o[I.source],C=l[I.source];I.source!==s&&S&&(this.clearStencil(),S.getSource().isTileClipped&&this._renderTileClippingMasks(C)),this.renderLayer(this,S,I,C),s=I.source;}for(this.renderPass="translucent",this.currentLayer=0,s=null;this.currentLayer<n.length;this.currentLayer++){var z=this.style._layers[n[this.currentLayer]],P=o[z.source],A=("symbol"===z.type?h:c)[z.source];z.source!==s&&P&&(this.clearStencil(),P.getSource().isTileClipped&&this._renderTileClippingMasks(l[z.source])),this.renderLayer(this,P,z,A),s=z.source;}if(this.options.showTileBoundaries)for(var D in o){bi.debug(this,o[D],l[D]);break}},wi.prototype.setupOffscreenDepthRenderbuffer=function(){var t=this.context;this.depthRbo||(this.depthRbo=t.createRenderbuffer(t.gl.DEPTH_COMPONENT16,this.width,this.height));},wi.prototype.renderLayer=function(t,e,i,n){i.isHidden(this.transform.zoom)||("background"===i.type||n.length)&&(this.id=i.id,bi[i.type](t,e,i,n));},wi.prototype.translatePosMatrix=function(e,i,n,o,r){if(!n[0]&&!n[1])return e;var a=r?"map"===o?this.transform.angle:0:"viewport"===o?-this.transform.angle:0;if(a){var s=Math.sin(a),l=Math.cos(a);n=[n[0]*l-n[1]*s,n[0]*s+n[1]*l];}var c=[r?n[0]:ye(i,n[0],this.transform.zoom),r?n[1]:ye(i,n[1],this.transform.zoom),0],h=new Float32Array(16);return t.translate(h,e,c),h},wi.prototype.saveTileTexture=function(t){var e=this._tileTextures[t.size[0]];e?e.push(t):this._tileTextures[t.size[0]]=[t];},wi.prototype.getTileTexture=function(t){var e=this._tileTextures[t];return e&&e.length>0?e.pop():null},wi.prototype._createProgramCached=function(t,e){this.cache=this.cache||{};var i=""+t+(e.cacheKey||"")+(this._showOverdrawInspector?"/overdraw":"");return this.cache[i]||(this.cache[i]=new Je(this.context,Ye[t],e,this._showOverdrawInspector)),this.cache[i]},wi.prototype.useProgram=function(t,e){var i=this._createProgramCached(t,e||this.emptyProgramConfiguration);return this.context.program.set(i.program),i};var Si=function(t,e,i){this.tileSize=512,this.maxValidLatitude=85.051129,this._renderWorldCopies=void 0===i||i,this._minZoom=t||0,this._maxZoom=e||22,this.setMaxBounds(),this.width=0,this.height=0,this._center=new N(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0,this._posMatrixCache={},this._alignedPosMatrixCache={};},Ci={minZoom:{configurable:!0},maxZoom:{configurable:!0},renderWorldCopies:{configurable:!0},worldSize:{configurable:!0},centerPoint:{configurable:!0},size:{configurable:!0},bearing:{configurable:!0},pitch:{configurable:!0},fov:{configurable:!0},zoom:{configurable:!0},center:{configurable:!0},unmodified:{configurable:!0},x:{configurable:!0},y:{configurable:!0},point:{configurable:!0}};Si.prototype.clone=function(){var t=new Si(this._minZoom,this._maxZoom,this._renderWorldCopies);return t.tileSize=this.tileSize,t.latRange=this.latRange,t.width=this.width,t.height=this.height,t._center=this._center,t.zoom=this.zoom,t.angle=this.angle,t._fov=this._fov,t._pitch=this._pitch,t._unmodified=this._unmodified,t._calcMatrices(),t},Ci.minZoom.get=function(){return this._minZoom},Ci.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t));},Ci.maxZoom.get=function(){return this._maxZoom},Ci.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t));},Ci.renderWorldCopies.get=function(){return this._renderWorldCopies},Ci.renderWorldCopies.set=function(t){void 0===t?t=!0:null===t&&(t=!1),this._renderWorldCopies=t;},Ci.worldSize.get=function(){return this.tileSize*this.scale},Ci.centerPoint.get=function(){return this.size._div(2)},Ci.size.get=function(){return new t.Point(this.width,this.height)},Ci.bearing.get=function(){return -this.angle/Math.PI*180},Ci.bearing.set=function(e){var i=-t.wrap(e,-180,180)*Math.PI/180;this.angle!==i&&(this._unmodified=!1,this.angle=i,this._calcMatrices(),this.rotationMatrix=t.create$4(),t.rotate(this.rotationMatrix,this.rotationMatrix,this.angle));},Ci.pitch.get=function(){return this._pitch/Math.PI*180},Ci.pitch.set=function(e){var i=t.clamp(e,0,60)/180*Math.PI;this._pitch!==i&&(this._unmodified=!1,this._pitch=i,this._calcMatrices());},Ci.fov.get=function(){return this._fov/Math.PI*180},Ci.fov.set=function(t){t=Math.max(.01,Math.min(60,t)),this._fov!==t&&(this._unmodified=!1,this._fov=t/180*Math.PI,this._calcMatrices());},Ci.zoom.get=function(){return this._zoom},Ci.zoom.set=function(t){var e=Math.min(Math.max(t,this.minZoom),this.maxZoom);this._zoom!==e&&(this._unmodified=!1,this._zoom=e,this.scale=this.zoomScale(e),this.tileZoom=Math.floor(e),this.zoomFraction=e-this.tileZoom,this._constrain(),this._calcMatrices());},Ci.center.get=function(){return this._center},Ci.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices());},Si.prototype.coveringZoomLevel=function(t){return (t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},Si.prototype.getVisibleUnwrappedCoordinates=function(e){var i=this.pointCoordinate(new t.Point(0,0),0),n=this.pointCoordinate(new t.Point(this.width,0),0),o=Math.floor(i.column),r=Math.floor(n.column),a=[new t.UnwrappedTileID(0,e)];if(this._renderWorldCopies)for(var s=o;s<=r;s++)0!==s&&a.push(new t.UnwrappedTileID(s,e));return a},Si.prototype.coveringTiles=function(e){var i=this.coveringZoomLevel(e),n=i;if(void 0!==e.minzoom&&i<e.minzoom)return [];void 0!==e.maxzoom&&i>e.maxzoom&&(i=e.maxzoom);var o=this.pointCoordinate(this.centerPoint,i),r=new t.Point(o.column-.5,o.row-.5);return function(e,i,n,o){void 0===o&&(o=!0);var r=1<<e,a={};function s(i,s,l){var c,h,u,p;if(l>=0&&l<=r)for(c=i;c<s;c++)h=Math.floor(c/r),u=(c%r+r)%r,0!==h&&!0!==o||(p=new t.OverscaledTileID(n,h,e,u,l),a[p.key]=p);}return Ii(i[0],i[1],i[2],0,r,s),Ii(i[2],i[3],i[0],0,r,s),Object.keys(a).map(function(t){return a[t]})}(i,[this.pointCoordinate(new t.Point(0,0),i),this.pointCoordinate(new t.Point(this.width,0),i),this.pointCoordinate(new t.Point(this.width,this.height),i),this.pointCoordinate(new t.Point(0,this.height),i)],e.reparseOverscaled?n:i,this._renderWorldCopies).sort(function(t,e){return r.dist(t.canonical)-r.dist(e.canonical)})},Si.prototype.resize=function(t,e){this.width=t,this.height=e,this.pixelsToGLUnits=[2/t,-2/e],this._constrain(),this._calcMatrices();},Ci.unmodified.get=function(){return this._unmodified},Si.prototype.zoomScale=function(t){return Math.pow(2,t)},Si.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},Si.prototype.project=function(e){return new t.Point(this.lngX(e.lng),this.latY(e.lat))},Si.prototype.unproject=function(t){return new N(this.xLng(t.x),this.yLat(t.y))},Ci.x.get=function(){return this.lngX(this.center.lng)},Ci.y.get=function(){return this.latY(this.center.lat)},Ci.point.get=function(){return new t.Point(this.x,this.y)},Si.prototype.lngX=function(t){return (180+t)*this.worldSize/360},Si.prototype.latY=function(e){return e=t.clamp(e,-this.maxValidLatitude,this.maxValidLatitude),(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+e*Math.PI/360)))*this.worldSize/360},Si.prototype.xLng=function(t){return 360*t/this.worldSize-180},Si.prototype.yLat=function(t){var e=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(e*Math.PI/180))-90},Si.prototype.setLocationAtPoint=function(t,e){var i=this.pointCoordinate(e)._sub(this.pointCoordinate(this.centerPoint));this.center=this.coordinateLocation(this.locationCoordinate(t)._sub(i)),this._renderWorldCopies&&(this.center=this.center.wrap());},Si.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},Si.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},Si.prototype.locationCoordinate=function(e){return new t.Coordinate(this.lngX(e.lng)/this.tileSize,this.latY(e.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},Si.prototype.coordinateLocation=function(t){var e=t.zoomTo(this.zoom);return new N(this.xLng(e.column*this.tileSize),this.yLat(e.row*this.tileSize))},Si.prototype.pointCoordinate=function(e,i){void 0===i&&(i=this.tileZoom);var n=[e.x,e.y,0,1],o=[e.x,e.y,1,1];t.transformMat4(n,n,this.pixelMatrixInverse),t.transformMat4(o,o,this.pixelMatrixInverse);var r=n[3],a=o[3],s=n[0]/r,l=o[0]/a,c=n[1]/r,h=o[1]/a,u=n[2]/r,p=o[2]/a,d=u===p?0:(0-u)/(p-u);return new t.Coordinate(t.number(s,l,d)/this.tileSize,t.number(c,h,d)/this.tileSize,this.zoom)._zoomTo(i)},Si.prototype.coordinatePoint=function(e){var i=e.zoomTo(this.zoom),n=[i.column*this.tileSize,i.row*this.tileSize,0,1];return t.transformMat4(n,n,this.pixelMatrix),new t.Point(n[0]/n[3],n[1]/n[3])},Si.prototype.getBounds=function(){return (new U).extend(this.pointLocation(new t.Point(0,0))).extend(this.pointLocation(new t.Point(this.width,0))).extend(this.pointLocation(new t.Point(this.width,this.height))).extend(this.pointLocation(new t.Point(0,this.height)))},Si.prototype.getMaxBounds=function(){return this.latRange&&2===this.latRange.length&&this.lngRange&&2===this.lngRange.length?new U([this.lngRange[0],this.latRange[0]],[this.lngRange[1],this.latRange[1]]):null},Si.prototype.setMaxBounds=function(t){t?(this.lngRange=[t.getWest(),t.getEast()],this.latRange=[t.getSouth(),t.getNorth()],this._constrain()):(this.lngRange=null,this.latRange=[-this.maxValidLatitude,this.maxValidLatitude]);},Si.prototype.calculatePosMatrix=function(e,i){void 0===i&&(i=!1);var n=e.key,o=i?this._alignedPosMatrixCache:this._posMatrixCache;if(o[n])return o[n];var r=e.canonical,a=this.worldSize/this.zoomScale(r.z),s=r.x+Math.pow(2,r.z)*e.wrap,l=t.identity(new Float64Array(16));return t.translate(l,l,[s*a,r.y*a,0]),t.scale(l,l,[a/t.EXTENT,a/t.EXTENT,1]),t.multiply(l,i?this.alignedProjMatrix:this.projMatrix,l),o[n]=new Float32Array(l),o[n]},Si.prototype._constrain=function(){if(this.center&&this.width&&this.height&&!this._constraining){this._constraining=!0;var e,i,n,o,r=-90,a=90,s=-180,l=180,c=this.size,h=this._unmodified;if(this.latRange){var u=this.latRange;r=this.latY(u[1]),e=(a=this.latY(u[0]))-r<c.y?c.y/(a-r):0;}if(this.lngRange){var p=this.lngRange;s=this.lngX(p[0]),i=(l=this.lngX(p[1]))-s<c.x?c.x/(l-s):0;}var d=Math.max(i||0,e||0);if(d)return this.center=this.unproject(new t.Point(i?(l+s)/2:this.x,e?(a+r)/2:this.y)),this.zoom+=this.scaleZoom(d),this._unmodified=h,void(this._constraining=!1);if(this.latRange){var f=this.y,m=c.y/2;f-m<r&&(o=r+m),f+m>a&&(o=a-m);}if(this.lngRange){var _=this.x,g=c.x/2;_-g<s&&(n=s+g),_+g>l&&(n=l-g);}void 0===n&&void 0===o||(this.center=this.unproject(new t.Point(void 0!==n?n:this.x,void 0!==o?o:this.y))),this._unmodified=h,this._constraining=!1;}},Si.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var e=this._fov/2,i=Math.PI/2+this._pitch,n=Math.sin(e)*this.cameraToCenterDistance/Math.sin(Math.PI-i-e),o=this.x,r=this.y,a=1.01*(Math.cos(Math.PI/2-this._pitch)*n+this.cameraToCenterDistance),s=new Float64Array(16);t.perspective(s,this._fov,this.width/this.height,1,a),t.scale(s,s,[1,-1,1]),t.translate(s,s,[0,0,-this.cameraToCenterDistance]),t.rotateX(s,s,this._pitch),t.rotateZ(s,s,this.angle),t.translate(s,s,[-o,-r,0]);var l=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));t.scale(s,s,[1,1,l,1]),this.projMatrix=s;var c=this.width%2/2,h=this.height%2/2,u=Math.cos(this.angle),p=Math.sin(this.angle),d=o-Math.round(o)+u*c+p*h,f=r-Math.round(r)+u*h+p*c,m=new Float64Array(s);if(t.translate(m,m,[d>.5?d-1:d,f>.5?f-1:f,0]),this.alignedProjMatrix=m,s=t.create(),t.scale(s,s,[this.width/2,-this.height/2,1]),t.translate(s,s,[1,-1,0]),this.pixelMatrix=t.multiply(new Float64Array(16),s,this.projMatrix),!(s=t.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=s,this._posMatrixCache={},this._alignedPosMatrixCache={};}},Si.prototype.maxPitchScaleFactor=function(){if(!this.pixelMatrixInverse)return 1;var e=this.pointCoordinate(new t.Point(0,0)).zoomTo(this.zoom),i=[e.column*this.tileSize,e.row*this.tileSize,0,1];return t.transformMat4(i,i,this.pixelMatrix)[3]/this.cameraToCenterDistance},Object.defineProperties(Si.prototype,Ci);var zi=function(){var e,i,n,o,r;t.bindAll(["_onHashChange","_updateHash"],this),this._updateHash=(e=this._updateHashUnthrottled.bind(this),i=300,n=!1,o=0,r=function(){o=0,n&&(e(),o=setTimeout(r,i),n=!1);},function(){return n=!0,o||r(),o});};zi.prototype.addTo=function(e){return this._map=e,t.window.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},zi.prototype.remove=function(){return t.window.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),clearTimeout(this._updateHash()),delete this._map,this},zi.prototype.getHashString=function(t){var e=this._map.getCenter(),i=Math.round(100*this._map.getZoom())/100,n=Math.ceil((i*Math.LN2+Math.log(512/360/.5))/Math.LN10),o=Math.pow(10,n),r=Math.round(e.lng*o)/o,a=Math.round(e.lat*o)/o,s=this._map.getBearing(),l=this._map.getPitch(),c="";return c+=t?"#/"+r+"/"+a+"/"+i:"#"+i+"/"+a+"/"+r,(s||l)&&(c+="/"+Math.round(10*s)/10),l&&(c+="/"+Math.round(l)),c},zi.prototype._onHashChange=function(){var e=t.window.location.hash.replace("#","").split("/");return e.length>=3&&(this._map.jumpTo({center:[+e[2],+e[1]],zoom:+e[0],bearing:+(e[3]||0),pitch:+(e[4]||0)}),!0)},zi.prototype._updateHashUnthrottled=function(){var e=this.getHashString();t.window.history.replaceState(t.window.history.state,"",e);};var Pi=function(e){function n(n,o,r,a){void 0===a&&(a={});var s=i.mousePos(o.getCanvasContainer(),r),l=o.unproject(s);e.call(this,n,t.extend({point:s,lngLat:l,originalEvent:r},a)),this._defaultPrevented=!1,this.target=o;}e&&(n.__proto__=e),n.prototype=Object.create(e&&e.prototype),n.prototype.constructor=n;var o={defaultPrevented:{configurable:!0}};return n.prototype.preventDefault=function(){this._defaultPrevented=!0;},o.defaultPrevented.get=function(){return this._defaultPrevented},Object.defineProperties(n.prototype,o),n}(t.Event),Ai=function(e){function n(n,o,r){var a=i.touchPos(o.getCanvasContainer(),r),s=a.map(function(t){return o.unproject(t)}),l=a.reduce(function(t,e,i,n){return t.add(e.div(n.length))},new t.Point(0,0)),c=o.unproject(l);e.call(this,n,{points:a,point:l,lngLats:s,lngLat:c,originalEvent:r}),this._defaultPrevented=!1;}e&&(n.__proto__=e),n.prototype=Object.create(e&&e.prototype),n.prototype.constructor=n;var o={defaultPrevented:{configurable:!0}};return n.prototype.preventDefault=function(){this._defaultPrevented=!0;},o.defaultPrevented.get=function(){return this._defaultPrevented},Object.defineProperties(n.prototype,o),n}(t.Event),Di=function(t){function e(e,i,n){t.call(this,e,{originalEvent:n}),this._defaultPrevented=!1;}t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e;var i={defaultPrevented:{configurable:!0}};return e.prototype.preventDefault=function(){this._defaultPrevented=!0;},i.defaultPrevented.get=function(){return this._defaultPrevented},Object.defineProperties(e.prototype,i),e}(t.Event),Ri=function(e){this._map=e,this._el=e.getCanvasContainer(),this._delta=0,t.bindAll(["_onWheel","_onTimeout","_onScrollFrame","_onScrollFinished"],this);};Ri.prototype.isEnabled=function(){return !!this._enabled},Ri.prototype.isActive=function(){return !!this._active},Ri.prototype.enable=function(t){this.isEnabled()||(this._enabled=!0,this._aroundCenter=t&&"center"===t.around);},Ri.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},Ri.prototype.onWheel=function(e){if(this.isEnabled()){var i=e.deltaMode===t.window.WheelEvent.DOM_DELTA_LINE?40*e.deltaY:e.deltaY,n=t.browser.now(),o=n-(this._lastWheelEventTime||0);this._lastWheelEventTime=n,0!==i&&i%4.000244140625==0?this._type="wheel":0!==i&&Math.abs(i)<4?this._type="trackpad":o>400?(this._type=null,this._lastValue=i,this._timeout=setTimeout(this._onTimeout,40,e)):this._type||(this._type=Math.abs(o*i)<200?"trackpad":"wheel",this._timeout&&(clearTimeout(this._timeout),this._timeout=null,i+=this._lastValue)),e.shiftKey&&i&&(i/=4),this._type&&(this._lastWheelEvent=e,this._delta-=i,this.isActive()||this._start(e)),e.preventDefault();}},Ri.prototype._onTimeout=function(t){this._type="wheel",this._delta-=this._lastValue,this.isActive()||this._start(t);},Ri.prototype._start=function(e){if(this._delta){this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),this._active=!0,this._map.fire(new t.Event("movestart",{originalEvent:e})),this._map.fire(new t.Event("zoomstart",{originalEvent:e})),this._finishTimeout&&clearTimeout(this._finishTimeout);var n=i.mousePos(this._el,e);this._around=N.convert(this._aroundCenter?this._map.getCenter():this._map.unproject(n)),this._aroundPoint=this._map.transform.locationPoint(this._around),this._frameId||(this._frameId=this._map._requestRenderFrame(this._onScrollFrame));}},Ri.prototype._onScrollFrame=function(){var e=this;if(this._frameId=null,this.isActive()){var i=this._map.transform;if(0!==this._delta){var n="wheel"===this._type&&Math.abs(this._delta)>4.000244140625?1/450:.01,o=2/(1+Math.exp(-Math.abs(this._delta*n)));this._delta<0&&0!==o&&(o=1/o);var r="number"==typeof this._targetZoom?i.zoomScale(this._targetZoom):i.scale;this._targetZoom=Math.min(i.maxZoom,Math.max(i.minZoom,i.scaleZoom(r*o))),"wheel"===this._type&&(this._startZoom=i.zoom,this._easing=this._smoothOutEasing(200)),this._delta=0;}var a="number"==typeof this._targetZoom?this._targetZoom:i.zoom,s=this._startZoom,l=this._easing,c=!1;if("wheel"===this._type&&s&&l){var h=Math.min((t.browser.now()-this._lastWheelEventTime)/200,1),u=l(h);i.zoom=t.number(s,a,u),h<1?this._frameId||(this._frameId=this._map._requestRenderFrame(this._onScrollFrame)):c=!0;}else i.zoom=a,c=!0;i.setLocationAtPoint(this._around,this._aroundPoint),this._map.fire(new t.Event("move",{originalEvent:this._lastWheelEvent})),this._map.fire(new t.Event("zoom",{originalEvent:this._lastWheelEvent})),c&&(this._active=!1,this._finishTimeout=setTimeout(function(){e._map.fire(new t.Event("zoomend",{originalEvent:e._lastWheelEvent})),e._map.fire(new t.Event("moveend",{originalEvent:e._lastWheelEvent})),delete e._targetZoom;},200));}},Ri.prototype._smoothOutEasing=function(e){var i=t.ease;if(this._prevEase){var n=this._prevEase,o=(t.browser.now()-n.start)/n.duration,r=n.easing(o+.01)-n.easing(o),a=.27/Math.sqrt(r*r+1e-4)*.01,s=Math.sqrt(.0729-a*a);i=t.bezier(a,s,.25,1);}return this._prevEase={start:t.browser.now(),duration:e,easing:i},i};var Mi=function(e,i){this._map=e,this._el=e.getCanvasContainer(),this._container=e.getContainer(),this._clickTolerance=i.clickTolerance||1,t.bindAll(["_onMouseMove","_onMouseUp","_onKeyDown"],this);};Mi.prototype.isEnabled=function(){return !!this._enabled},Mi.prototype.isActive=function(){return !!this._active},Mi.prototype.enable=function(){this.isEnabled()||(this._enabled=!0);},Mi.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},Mi.prototype.onMouseDown=function(e){this.isEnabled()&&e.shiftKey&&0===e.button&&(t.window.document.addEventListener("mousemove",this._onMouseMove,!1),t.window.document.addEventListener("keydown",this._onKeyDown,!1),t.window.document.addEventListener("mouseup",this._onMouseUp,!1),i.disableDrag(),this._startPos=this._lastPos=i.mousePos(this._el,e),this._active=!0);},Mi.prototype._onMouseMove=function(t){var e=i.mousePos(this._el,t);if(!(this._lastPos.equals(e)||!this._box&&e.dist(this._startPos)<this._clickTolerance)){var n=this._startPos;this._lastPos=e,this._box||(this._box=i.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",t));var o=Math.min(n.x,e.x),r=Math.max(n.x,e.x),a=Math.min(n.y,e.y),s=Math.max(n.y,e.y);i.setTransform(this._box,"translate("+o+"px,"+a+"px)"),this._box.style.width=r-o+"px",this._box.style.height=s-a+"px";}},Mi.prototype._onMouseUp=function(e){if(0===e.button){var n=this._startPos,o=i.mousePos(this._el,e),r=(new U).extend(this._map.unproject(n)).extend(this._map.unproject(o));this._finish(),i.suppressClick(),n.x===o.x&&n.y===o.y?this._fireEvent("boxzoomcancel",e):this._map.fitBounds(r,{linear:!0}).fire(new t.Event("boxzoomend",{originalEvent:e,boxZoomBounds:r}));}},Mi.prototype._onKeyDown=function(t){27===t.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",t));},Mi.prototype._finish=function(){this._active=!1,t.window.document.removeEventListener("mousemove",this._onMouseMove,!1),t.window.document.removeEventListener("keydown",this._onKeyDown,!1),t.window.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(i.remove(this._box),this._box=null),i.enableDrag(),delete this._startPos,delete this._lastPos;},Mi.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,{originalEvent:i}))};var Li=t.bezier(0,0,.25,1),ki=function(e,i){this._map=e,this._el=i.element||e.getCanvasContainer(),this._state="disabled",this._button=i.button||"right",this._bearingSnap=i.bearingSnap||0,this._pitchWithRotate=!1!==i.pitchWithRotate,t.bindAll(["onMouseDown","_onMouseMove","_onMouseUp","_onBlur","_onDragFrame"],this);};ki.prototype.isEnabled=function(){return "disabled"!==this._state},ki.prototype.isActive=function(){return "active"===this._state},ki.prototype.enable=function(){this.isEnabled()||(this._state="enabled");},ki.prototype.disable=function(){if(this.isEnabled())switch(this._state){case"active":this._state="disabled",this._unbind(),this._deactivate(),this._fireEvent("rotateend"),this._pitchWithRotate&&this._fireEvent("pitchend"),this._fireEvent("moveend");break;case"pending":this._state="disabled",this._unbind();break;default:this._state="disabled";}},ki.prototype.onMouseDown=function(e){if("enabled"===this._state){if("right"===this._button){if(this._eventButton=i.mouseButton(e),this._eventButton!==(e.ctrlKey?0:2))return}else{if(e.ctrlKey||0!==i.mouseButton(e))return;this._eventButton=0;}i.disableDrag(),t.window.document.addEventListener("mousemove",this._onMouseMove,{capture:!0}),t.window.document.addEventListener("mouseup",this._onMouseUp),t.window.addEventListener("blur",this._onBlur),this._state="pending",this._inertia=[[t.browser.now(),this._map.getBearing()]],this._startPos=this._lastPos=i.mousePos(this._el,e),this._center=this._map.transform.centerPoint,e.preventDefault();}},ki.prototype._onMouseMove=function(t){var e=i.mousePos(this._el,t);this._lastPos.equals(e)||(this._lastMoveEvent=t,this._lastPos=e,"pending"===this._state&&(this._state="active",this._fireEvent("rotatestart",t),this._fireEvent("movestart",t),this._pitchWithRotate&&this._fireEvent("pitchstart",t)),this._frameId||(this._frameId=this._map._requestRenderFrame(this._onDragFrame)));},ki.prototype._onDragFrame=function(){this._frameId=null;var e=this._lastMoveEvent;if(e){var i=this._map.transform,n=this._startPos,o=this._lastPos,r=.8*(n.x-o.x),a=-.5*(n.y-o.y),s=i.bearing-r,l=i.pitch-a,c=this._inertia,h=c[c.length-1];this._drainInertiaBuffer(),c.push([t.browser.now(),this._map._normalizeBearing(s,h[1])]),i.bearing=s,this._pitchWithRotate&&(this._fireEvent("pitch",e),i.pitch=l),this._fireEvent("rotate",e),this._fireEvent("move",e),delete this._lastMoveEvent,this._startPos=this._lastPos;}},ki.prototype._onMouseUp=function(t){if(i.mouseButton(t)===this._eventButton)switch(this._state){case"active":this._state="enabled",i.suppressClick(),this._unbind(),this._deactivate(),this._inertialRotate(t);break;case"pending":this._state="enabled",this._unbind();}},ki.prototype._onBlur=function(t){switch(this._state){case"active":this._state="enabled",this._unbind(),this._deactivate(),this._fireEvent("rotateend",t),this._pitchWithRotate&&this._fireEvent("pitchend",t),this._fireEvent("moveend",t);break;case"pending":this._state="enabled",this._unbind();}},ki.prototype._unbind=function(){t.window.document.removeEventListener("mousemove",this._onMouseMove,{capture:!0}),t.window.document.removeEventListener("mouseup",this._onMouseUp),t.window.removeEventListener("blur",this._onBlur),i.enableDrag();},ki.prototype._deactivate=function(){this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),delete this._lastMoveEvent,delete this._startPos,delete this._lastPos;},ki.prototype._inertialRotate=function(t){var e=this;this._fireEvent("rotateend",t),this._drainInertiaBuffer();var i=this._map,n=i.getBearing(),o=this._inertia,r=function(){Math.abs(n)<e._bearingSnap?i.resetNorth({noMoveStart:!0},{originalEvent:t}):e._fireEvent("moveend",t),e._pitchWithRotate&&e._fireEvent("pitchend",t);};if(o.length<2)r();else{var a=o[0],s=o[o.length-1],l=o[o.length-2],c=i._normalizeBearing(n,l[1]),h=s[1]-a[1],u=h<0?-1:1,p=(s[0]-a[0])/1e3;if(0!==h&&0!==p){var d=Math.abs(h*(.25/p));d>180&&(d=180);var f=d/180;c+=u*d*(f/2),Math.abs(i._normalizeBearing(c,0))<this._bearingSnap&&(c=i._normalizeBearing(0,c)),i.rotateTo(c,{duration:1e3*f,easing:Li,noMoveStart:!0},{originalEvent:t});}else r();}},ki.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,i?{originalEvent:i}:{}))},ki.prototype._drainInertiaBuffer=function(){for(var e=this._inertia,i=t.browser.now();e.length>0&&i-e[0][0]>160;)e.shift();};var Bi=t.bezier(0,0,.3,1),Oi=function(e,i){this._map=e,this._el=e.getCanvasContainer(),this._state="disabled",this._clickTolerance=i.clickTolerance||1,t.bindAll(["_onMove","_onMouseUp","_onTouchEnd","_onBlur","_onDragFrame"],this);};Oi.prototype.isEnabled=function(){return "disabled"!==this._state},Oi.prototype.isActive=function(){return "active"===this._state},Oi.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._state="enabled");},Oi.prototype.disable=function(){if(this.isEnabled())switch(this._el.classList.remove("mapboxgl-touch-drag-pan"),this._state){case"active":this._state="disabled",this._unbind(),this._deactivate(),this._fireEvent("dragend"),this._fireEvent("moveend");break;case"pending":this._state="disabled",this._unbind();break;default:this._state="disabled";}},Oi.prototype.onMouseDown=function(e){"enabled"===this._state&&(e.ctrlKey||0!==i.mouseButton(e)||(i.addEventListener(t.window.document,"mousemove",this._onMove,{capture:!0}),i.addEventListener(t.window.document,"mouseup",this._onMouseUp),this._start(e)));},Oi.prototype.onTouchStart=function(e){"enabled"===this._state&&(e.touches.length>1||(i.addEventListener(t.window.document,"touchmove",this._onMove,{capture:!0,passive:!1}),i.addEventListener(t.window.document,"touchend",this._onTouchEnd),this._start(e)));},Oi.prototype._start=function(e){t.window.addEventListener("blur",this._onBlur),this._state="pending",this._startPos=this._mouseDownPos=this._lastPos=i.mousePos(this._el,e),this._inertia=[[t.browser.now(),this._startPos]];},Oi.prototype._onMove=function(e){e.preventDefault();var n=i.mousePos(this._el,e);this._lastPos.equals(n)||"pending"===this._state&&n.dist(this._mouseDownPos)<this._clickTolerance||(this._lastMoveEvent=e,this._lastPos=n,this._drainInertiaBuffer(),this._inertia.push([t.browser.now(),this._lastPos]),"pending"===this._state&&(this._state="active",this._fireEvent("dragstart",e),this._fireEvent("movestart",e)),this._frameId||(this._frameId=this._map._requestRenderFrame(this._onDragFrame)));},Oi.prototype._onDragFrame=function(){this._frameId=null;var t=this._lastMoveEvent;if(t){var e=this._map.transform;e.setLocationAtPoint(e.pointLocation(this._startPos),this._lastPos),this._fireEvent("drag",t),this._fireEvent("move",t),this._startPos=this._lastPos,delete this._lastMoveEvent;}},Oi.prototype._onMouseUp=function(t){if(0===i.mouseButton(t))switch(this._state){case"active":this._state="enabled",i.suppressClick(),this._unbind(),this._deactivate(),this._inertialPan(t);break;case"pending":this._state="enabled",this._unbind();}},Oi.prototype._onTouchEnd=function(t){switch(this._state){case"active":this._state="enabled",this._unbind(),this._deactivate(),this._inertialPan(t);break;case"pending":this._state="enabled",this._unbind();}},Oi.prototype._onBlur=function(t){switch(this._state){case"active":this._state="enabled",this._unbind(),this._deactivate(),this._fireEvent("dragend",t),this._fireEvent("moveend",t);break;case"pending":this._state="enabled",this._unbind();}},Oi.prototype._unbind=function(){i.removeEventListener(t.window.document,"touchmove",this._onMove,{capture:!0,passive:!1}),i.removeEventListener(t.window.document,"touchend",this._onTouchEnd),i.removeEventListener(t.window.document,"mousemove",this._onMove,{capture:!0}),i.removeEventListener(t.window.document,"mouseup",this._onMouseUp),i.removeEventListener(t.window,"blur",this._onBlur);},Oi.prototype._deactivate=function(){this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),delete this._lastMoveEvent,delete this._startPos,delete this._mouseDownPos,delete this._lastPos;},Oi.prototype._inertialPan=function(t){this._fireEvent("dragend",t),this._drainInertiaBuffer();var e=this._inertia;if(e.length<2)this._fireEvent("moveend",t);else{var i=e[e.length-1],n=e[0],o=i[1].sub(n[1]),r=(i[0]-n[0])/1e3;if(0===r||i[1].equals(n[1]))this._fireEvent("moveend",t);else{var a=o.mult(.3/r),s=a.mag();s>1400&&(s=1400,a._unit()._mult(s));var l=s/750,c=a.mult(-l/2);this._map.panBy(c,{duration:1e3*l,easing:Bi,noMoveStart:!0},{originalEvent:t});}}},Oi.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,i?{originalEvent:i}:{}))},Oi.prototype._drainInertiaBuffer=function(){for(var e=this._inertia,i=t.browser.now();e.length>0&&i-e[0][0]>160;)e.shift();};var Fi=function(e){this._map=e,this._el=e.getCanvasContainer(),t.bindAll(["_onKeyDown"],this);};function Ni(t){return t*(2-t)}Fi.prototype.isEnabled=function(){return !!this._enabled},Fi.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0);},Fi.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1);},Fi.prototype._onKeyDown=function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var e=0,i=0,n=0,o=0,r=0;switch(t.keyCode){case 61:case 107:case 171:case 187:e=1;break;case 189:case 109:case 173:e=-1;break;case 37:t.shiftKey?i=-1:(t.preventDefault(),o=-1);break;case 39:t.shiftKey?i=1:(t.preventDefault(),o=1);break;case 38:t.shiftKey?n=1:(t.preventDefault(),r=-1);break;case 40:t.shiftKey?n=-1:(r=1,t.preventDefault());break;default:return}var a=this._map,s=a.getZoom(),l={duration:300,delayEndEvents:500,easing:Ni,zoom:e?Math.round(s)+e*(t.shiftKey?2:1):s,bearing:a.getBearing()+15*i,pitch:a.getPitch()+10*n,offset:[100*-o,100*-r],center:a.getCenter()};a.easeTo(l,{originalEvent:t});}};var Ui=function(e){this._map=e,t.bindAll(["_onDblClick","_onZoomEnd"],this);};Ui.prototype.isEnabled=function(){return !!this._enabled},Ui.prototype.isActive=function(){return !!this._active},Ui.prototype.enable=function(){this.isEnabled()||(this._enabled=!0);},Ui.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},Ui.prototype.onTouchStart=function(t){var e=this;this.isEnabled()&&(t.points.length>1||(this._tapped?(clearTimeout(this._tapped),this._tapped=null,this._zoom(t)):this._tapped=setTimeout(function(){e._tapped=null;},300)));},Ui.prototype.onDblClick=function(t){this.isEnabled()&&(t.originalEvent.preventDefault(),this._zoom(t));},Ui.prototype._zoom=function(t){this._active=!0,this._map.on("zoomend",this._onZoomEnd),this._map.zoomTo(this._map.getZoom()+(t.originalEvent.shiftKey?-1:1),{around:t.lngLat},t);},Ui.prototype._onZoomEnd=function(){this._active=!1,this._map.off("zoomend",this._onZoomEnd);};var Vi=t.bezier(0,0,.15,1),Zi=function(e){this._map=e,this._el=e.getCanvasContainer(),t.bindAll(["_onMove","_onEnd","_onTouchFrame"],this);};Zi.prototype.isEnabled=function(){return !!this._enabled},Zi.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._enabled=!0,this._aroundCenter=!!t&&"center"===t.around);},Zi.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._enabled=!1);},Zi.prototype.disableRotation=function(){this._rotationDisabled=!0;},Zi.prototype.enableRotation=function(){this._rotationDisabled=!1;},Zi.prototype.onStart=function(e){if(this.isEnabled()&&2===e.touches.length){var n=i.mousePos(this._el,e.touches[0]),o=i.mousePos(this._el,e.touches[1]);this._startVec=n.sub(o),this._gestureIntent=void 0,this._inertia=[],i.addEventListener(t.window.document,"touchmove",this._onMove,{passive:!1}),i.addEventListener(t.window.document,"touchend",this._onEnd);}},Zi.prototype._getTouchEventData=function(t){var e=i.mousePos(this._el,t.touches[0]),n=i.mousePos(this._el,t.touches[1]),o=e.sub(n);return {vec:o,center:e.add(n).div(2),scale:o.mag()/this._startVec.mag(),bearing:this._rotationDisabled?0:180*o.angleWith(this._startVec)/Math.PI}},Zi.prototype._onMove=function(e){if(2===e.touches.length){var i=this._getTouchEventData(e),n=i.vec,o=i.scale,r=i.bearing;if(!this._gestureIntent){var a=Math.abs(1-o)>.15;Math.abs(r)>10?this._gestureIntent="rotate":a&&(this._gestureIntent="zoom"),this._gestureIntent&&(this._map.fire(new t.Event(this._gestureIntent+"start",{originalEvent:e})),this._map.fire(new t.Event("movestart",{originalEvent:e})),this._startVec=n);}this._lastTouchEvent=e,this._frameId||(this._frameId=this._map._requestRenderFrame(this._onTouchFrame)),e.preventDefault();}},Zi.prototype._onTouchFrame=function(){this._frameId=null;var e=this._gestureIntent;if(e){var i=this._map.transform;this._startScale||(this._startScale=i.scale,this._startBearing=i.bearing);var n=this._getTouchEventData(this._lastTouchEvent),o=n.center,r=n.bearing,a=n.scale,s=i.pointLocation(o),l=i.locationPoint(s);"rotate"===e&&(i.bearing=this._startBearing+r),i.zoom=i.scaleZoom(this._startScale*a),i.setLocationAtPoint(s,l),this._map.fire(new t.Event(e,{originalEvent:this._lastTouchEvent})),this._map.fire(new t.Event("move",{originalEvent:this._lastTouchEvent})),this._drainInertiaBuffer(),this._inertia.push([t.browser.now(),a,o]);}},Zi.prototype._onEnd=function(e){i.removeEventListener(t.window.document,"touchmove",this._onMove,{passive:!1}),i.removeEventListener(t.window.document,"touchend",this._onEnd);var n=this._gestureIntent,o=this._startScale;if(this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),delete this._gestureIntent,delete this._startScale,delete this._startBearing,delete this._lastTouchEvent,n){this._map.fire(new t.Event(n+"end",{originalEvent:e})),this._drainInertiaBuffer();var r=this._inertia,a=this._map;if(r.length<2)a.snapToNorth({},{originalEvent:e});else{var s=r[r.length-1],l=r[0],c=a.transform.scaleZoom(o*s[1]),h=a.transform.scaleZoom(o*l[1]),u=c-h,p=(s[0]-l[0])/1e3,d=s[2];if(0!==p&&c!==h){var f=.15*u/p;Math.abs(f)>2.5&&(f=f>0?2.5:-2.5);var m=1e3*Math.abs(f/(12*.15)),_=c+f*m/2e3;_<0&&(_=0),a.easeTo({zoom:_,duration:m,easing:Vi,around:this._aroundCenter?a.getCenter():a.unproject(d),noMoveStart:!0},{originalEvent:e});}else a.snapToNorth({},{originalEvent:e});}}},Zi.prototype._drainInertiaBuffer=function(){for(var e=this._inertia,i=t.browser.now();e.length>2&&i-e[0][0]>160;)e.shift();};var ji={scrollZoom:Ri,boxZoom:Mi,dragRotate:ki,dragPan:Oi,keyboard:Fi,doubleClickZoom:Ui,touchZoomRotate:Zi};var qi=function(e){function i(i,n){e.call(this),this._moving=!1,this._zooming=!1,this.transform=i,this._bearingSnap=n.bearingSnap,t.bindAll(["_renderFrameCallback"],this);}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.getCenter=function(){return this.transform.center},i.prototype.setCenter=function(t,e){return this.jumpTo({center:t},e)},i.prototype.panBy=function(e,i,n){return e=t.Point.convert(e).mult(-1),this.panTo(this.transform.center,t.extend({offset:e},i),n)},i.prototype.panTo=function(e,i,n){return this.easeTo(t.extend({center:e},i),n)},i.prototype.getZoom=function(){return this.transform.zoom},i.prototype.setZoom=function(t,e){return this.jumpTo({zoom:t},e),this},i.prototype.zoomTo=function(e,i,n){return this.easeTo(t.extend({zoom:e},i),n)},i.prototype.zoomIn=function(t,e){return this.zoomTo(this.getZoom()+1,t,e),this},i.prototype.zoomOut=function(t,e){return this.zoomTo(this.getZoom()-1,t,e),this},i.prototype.getBearing=function(){return this.transform.bearing},i.prototype.setBearing=function(t,e){return this.jumpTo({bearing:t},e),this},i.prototype.rotateTo=function(e,i,n){return this.easeTo(t.extend({bearing:e},i),n)},i.prototype.resetNorth=function(e,i){return this.rotateTo(0,t.extend({duration:1e3},e),i),this},i.prototype.snapToNorth=function(t,e){return Math.abs(this.getBearing())<this._bearingSnap?this.resetNorth(t,e):this},i.prototype.getPitch=function(){return this.transform.pitch},i.prototype.setPitch=function(t,e){return this.jumpTo({pitch:t},e),this},i.prototype.cameraForBounds=function(e,i){if("number"==typeof(i=t.extend({padding:{top:0,bottom:0,right:0,left:0},offset:[0,0],maxZoom:this.transform.maxZoom},i)).padding){var n=i.padding;i.padding={top:n,bottom:n,right:n,left:n};}if(t.deepEqual(Object.keys(i.padding).sort(function(t,e){return t<e?-1:t>e?1:0}),["bottom","left","right","top"])){e=U.convert(e);var o=[(i.padding.left-i.padding.right)/2,(i.padding.top-i.padding.bottom)/2],r=Math.min(i.padding.right,i.padding.left),a=Math.min(i.padding.top,i.padding.bottom);i.offset=[i.offset[0]+o[0],i.offset[1]+o[1]];var s=t.Point.convert(i.offset),l=this.transform,c=l.project(e.getNorthWest()),h=l.project(e.getSouthEast()),u=h.sub(c),p=(l.width-2*r-2*Math.abs(s.x))/u.x,d=(l.height-2*a-2*Math.abs(s.y))/u.y;if(!(d<0||p<0))return i.center=l.unproject(c.add(h).div(2)),i.zoom=Math.min(l.scaleZoom(l.scale*Math.min(p,d)),i.maxZoom),i.bearing=0,i;t.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset.");}else t.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'");},i.prototype.fitBounds=function(e,i,n){var o=this.cameraForBounds(e,i);return o?(i=t.extend(o,i)).linear?this.easeTo(i,n):this.flyTo(i,n):this},i.prototype.jumpTo=function(e,i){this.stop();var n=this.transform,o=!1,r=!1,a=!1;return "zoom"in e&&n.zoom!==+e.zoom&&(o=!0,n.zoom=+e.zoom),void 0!==e.center&&(n.center=N.convert(e.center)),"bearing"in e&&n.bearing!==+e.bearing&&(r=!0,n.bearing=+e.bearing),"pitch"in e&&n.pitch!==+e.pitch&&(a=!0,n.pitch=+e.pitch),this.fire(new t.Event("movestart",i)).fire(new t.Event("move",i)),o&&this.fire(new t.Event("zoomstart",i)).fire(new t.Event("zoom",i)).fire(new t.Event("zoomend",i)),r&&this.fire(new t.Event("rotatestart",i)).fire(new t.Event("rotate",i)).fire(new t.Event("rotateend",i)),a&&this.fire(new t.Event("pitchstart",i)).fire(new t.Event("pitch",i)).fire(new t.Event("pitchend",i)),this.fire(new t.Event("moveend",i))},i.prototype.easeTo=function(e,i){var n=this;this.stop(),!1===(e=t.extend({offset:[0,0],duration:500,easing:t.ease},e)).animate&&(e.duration=0);var o=this.transform,r=this.getZoom(),a=this.getBearing(),s=this.getPitch(),l="zoom"in e?+e.zoom:r,c="bearing"in e?this._normalizeBearing(e.bearing,a):a,h="pitch"in e?+e.pitch:s,u=o.centerPoint.add(t.Point.convert(e.offset)),p=o.pointLocation(u),d=N.convert(e.center||p);this._normalizeCenter(d);var f,m,_=o.project(p),g=o.project(d).sub(_),v=o.zoomScale(l-r);return e.around&&(f=N.convert(e.around),m=o.locationPoint(f)),this._zooming=l!==r,this._rotating=a!==c,this._pitching=h!==s,this._prepareEase(i,e.noMoveStart),clearTimeout(this._easeEndTimeoutID),this._ease(function(e){if(n._zooming&&(o.zoom=t.number(r,l,e)),n._rotating&&(o.bearing=t.number(a,c,e)),n._pitching&&(o.pitch=t.number(s,h,e)),f)o.setLocationAtPoint(f,m);else{var p=o.zoomScale(o.zoom-r),d=l>r?Math.min(2,v):Math.max(.5,v),y=Math.pow(d,1-e),x=o.unproject(_.add(g.mult(e*y)).mult(p));o.setLocationAtPoint(o.renderWorldCopies?x.wrap():x,u);}n._fireMoveEvents(i);},function(){e.delayEndEvents?n._easeEndTimeoutID=setTimeout(function(){return n._afterEase(i)},e.delayEndEvents):n._afterEase(i);},e),this},i.prototype._prepareEase=function(e,i){this._moving=!0,i||this.fire(new t.Event("movestart",e)),this._zooming&&this.fire(new t.Event("zoomstart",e)),this._rotating&&this.fire(new t.Event("rotatestart",e)),this._pitching&&this.fire(new t.Event("pitchstart",e));},i.prototype._fireMoveEvents=function(e){this.fire(new t.Event("move",e)),this._zooming&&this.fire(new t.Event("zoom",e)),this._rotating&&this.fire(new t.Event("rotate",e)),this._pitching&&this.fire(new t.Event("pitch",e));},i.prototype._afterEase=function(e){var i=this._zooming,n=this._rotating,o=this._pitching;this._moving=!1,this._zooming=!1,this._rotating=!1,this._pitching=!1,i&&this.fire(new t.Event("zoomend",e)),n&&this.fire(new t.Event("rotateend",e)),o&&this.fire(new t.Event("pitchend",e)),this.fire(new t.Event("moveend",e));},i.prototype.flyTo=function(e,i){var n=this;this.stop(),e=t.extend({offset:[0,0],speed:1.2,curve:1.42,easing:t.ease},e);var o=this.transform,r=this.getZoom(),a=this.getBearing(),s=this.getPitch(),l="zoom"in e?t.clamp(+e.zoom,o.minZoom,o.maxZoom):r,c="bearing"in e?this._normalizeBearing(e.bearing,a):a,h="pitch"in e?+e.pitch:s,u=o.zoomScale(l-r),p=o.centerPoint.add(t.Point.convert(e.offset)),d=o.pointLocation(p),f=N.convert(e.center||d);this._normalizeCenter(f);var m=o.project(d),_=o.project(f).sub(m),g=e.curve,v=Math.max(o.width,o.height),y=v/u,x=_.mag();if("minZoom"in e){var b=t.clamp(Math.min(e.minZoom,r,l),o.minZoom,o.maxZoom),w=v/o.zoomScale(b-r);g=Math.sqrt(w/x*2);}var E=g*g;function T(t){var e=(y*y-v*v+(t?-1:1)*E*E*x*x)/(2*(t?y:v)*E*x);return Math.log(Math.sqrt(e*e+1)-e)}function I(t){return (Math.exp(t)-Math.exp(-t))/2}function S(t){return (Math.exp(t)+Math.exp(-t))/2}var C=T(0),z=function(t){return S(C)/S(C+g*t)},P=function(t){return v*((S(C)*(I(e=C+g*t)/S(e))-I(C))/E)/x;var e;},A=(T(1)-C)/g;if(Math.abs(x)<1e-6||!isFinite(A)){if(Math.abs(v-y)<1e-6)return this.easeTo(e,i);var D=y<v?-1:1;A=Math.abs(Math.log(y/v))/g,P=function(){return 0},z=function(t){return Math.exp(D*g*t)};}if("duration"in e)e.duration=+e.duration;else{var R="screenSpeed"in e?+e.screenSpeed/g:+e.speed;e.duration=1e3*A/R;}return e.maxDuration&&e.duration>e.maxDuration&&(e.duration=0),this._zooming=!0,this._rotating=a!==c,this._pitching=h!==s,this._prepareEase(i,!1),this._ease(function(e){var u=e*A,d=1/z(u);o.zoom=1===e?l:r+o.scaleZoom(d),n._rotating&&(o.bearing=t.number(a,c,e)),n._pitching&&(o.pitch=t.number(s,h,e));var f=o.unproject(m.add(_.mult(P(u))).mult(d));o.setLocationAtPoint(o.renderWorldCopies?f.wrap():f,p),n._fireMoveEvents(i);},function(){return n._afterEase(i)},e),this},i.prototype.isEasing=function(){return !!this._easeFrameId},i.prototype.stop=function(){if(this._easeFrameId&&(this._cancelRenderFrame(this._easeFrameId),delete this._easeFrameId,delete this._onEaseFrame),this._onEaseEnd){var t=this._onEaseEnd;delete this._onEaseEnd,t.call(this);}return this},i.prototype._ease=function(e,i,n){!1===n.animate||0===n.duration?(e(1),i()):(this._easeStart=t.browser.now(),this._easeOptions=n,this._onEaseFrame=e,this._onEaseEnd=i,this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback));},i.prototype._renderFrameCallback=function(){var e=Math.min((t.browser.now()-this._easeStart)/this._easeOptions.duration,1);this._onEaseFrame(this._easeOptions.easing(e)),e<1?this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback):this.stop();},i.prototype._normalizeBearing=function(e,i){e=t.wrap(e,-180,180);var n=Math.abs(e-i);return Math.abs(e-360-i)<n&&(e-=360),Math.abs(e+360-i)<n&&(e+=360),e},i.prototype._normalizeCenter=function(t){var e=this.transform;if(e.renderWorldCopies&&!e.lngRange){var i=t.lng-e.center.lng;t.lng+=i>180?-360:i<-180?360:0;}},i}(t.Evented),Gi=function(e){void 0===e&&(e={}),this.options=e,t.bindAll(["_updateEditLink","_updateData","_updateCompact"],this);};Gi.prototype.getDefaultPosition=function(){return "bottom-right"},Gi.prototype.onAdd=function(t){var e=this.options&&this.options.compact;return this._map=t,this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-attrib"),e&&this._container.classList.add("mapboxgl-compact"),this._updateAttributions(),this._updateEditLink(),this._map.on("sourcedata",this._updateData),this._map.on("moveend",this._updateEditLink),void 0===e&&(this._map.on("resize",this._updateCompact),this._updateCompact()),this._container},Gi.prototype.onRemove=function(){i.remove(this._container),this._map.off("sourcedata",this._updateData),this._map.off("moveend",this._updateEditLink),this._map.off("resize",this._updateCompact),this._map=void 0;},Gi.prototype._updateEditLink=function(){var t=this._editLink;t||(t=this._editLink=this._container.querySelector(".mapbox-improve-map"));var e=[{key:"owner",value:this.styleOwner},{key:"id",value:this.styleId},{key:"access_token",value:u.ACCESS_TOKEN}];if(t){var i=e.reduce(function(t,i,n){return i.value&&(t+=i.key+"="+i.value+(n<e.length-1?"&":"")),t},"?");t.href="https://www.mapbox.com/feedback/"+i+(this._map._hash?this._map._hash.getHashString(!0):"");}},Gi.prototype._updateData=function(t){t&&"metadata"===t.sourceDataType&&(this._updateAttributions(),this._updateEditLink());},Gi.prototype._updateAttributions=function(){if(this._map.style){var t=[];if(this.options.customAttribution&&(Array.isArray(this.options.customAttribution)?t=t.concat(this.options.customAttribution):"string"==typeof this.options.customAttribution&&t.push(this.options.customAttribution)),this._map.style.stylesheet){var e=this._map.style.stylesheet;this.styleOwner=e.owner,this.styleId=e.id;}var i=this._map.style.sourceCaches;for(var n in i){var o=i[n].getSource();o.attribution&&t.indexOf(o.attribution)<0&&t.push(o.attribution);}t.sort(function(t,e){return t.length-e.length}),(t=t.filter(function(e,i){for(var n=i+1;n<t.length;n++)if(t[n].indexOf(e)>=0)return !1;return !0})).length?(this._container.innerHTML=t.join(" | "),this._container.classList.remove("mapboxgl-attrib-empty")):this._container.classList.add("mapboxgl-attrib-empty"),this._editLink=null;}},Gi.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact");};var Wi=function(){t.bindAll(["_updateLogo"],this),t.bindAll(["_updateCompact"],this);};Wi.prototype.onAdd=function(t){this._map=t,this._container=i.create("div","mapboxgl-ctrl");var e=i.create("a","mapboxgl-ctrl-logo");return e.target="_blank",e.href="https://www.mapbox.com/",e.setAttribute("aria-label","Mapbox logo"),e.setAttribute("rel","noopener"),this._container.appendChild(e),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._map.on("resize",this._updateCompact),this._updateCompact(),this._container},Wi.prototype.onRemove=function(){i.remove(this._container),this._map.off("sourcedata",this._updateLogo),this._map.off("resize",this._updateCompact);},Wi.prototype.getDefaultPosition=function(){return "bottom-left"},Wi.prototype._updateLogo=function(t){t&&"metadata"!==t.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none");},Wi.prototype._logoRequired=function(){if(this._map.style){var t=this._map.style.sourceCaches;for(var e in t){if(t[e].getSource().mapbox_logo)return !0}return !1}},Wi.prototype._updateCompact=function(){var t=this._container.children;if(t.length){var e=t[0];this._map.getCanvasContainer().offsetWidth<250?e.classList.add("mapboxgl-compact"):e.classList.remove("mapboxgl-compact");}};var Xi=function(){this._queue=[],this._id=0,this._cleared=!1,this._currentlyRunning=!1;};Xi.prototype.add=function(t){var e=++this._id;return this._queue.push({callback:t,id:e,cancelled:!1}),e},Xi.prototype.remove=function(t){for(var e=this._currentlyRunning,i=0,n=e?this._queue.concat(e):this._queue;i<n.length;i+=1){var o=n[i];if(o.id===t)return void(o.cancelled=!0)}},Xi.prototype.run=function(){var t=this._currentlyRunning=this._queue;this._queue=[];for(var e=0,i=t;e<i.length;e+=1){var n=i[e];if(!n.cancelled&&(n.callback(),this._cleared))break}this._cleared=!1,this._currentlyRunning=!1;},Xi.prototype.clear=function(){this._currentlyRunning&&(this._cleared=!0),this._queue=[];};var Hi=t.window.HTMLImageElement,Ki=t.window.HTMLElement,Yi={center:[0,0],zoom:0,bearing:0,pitch:0,minZoom:0,maxZoom:22,interactive:!0,scrollZoom:!0,boxZoom:!0,dragRotate:!0,dragPan:!0,keyboard:!0,doubleClickZoom:!0,touchZoomRotate:!0,bearingSnap:7,clickTolerance:3,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null,fadeDuration:300,crossSourceCollisions:!0},Ji=function(n){function o(e){var o=this;if(null!=(e=t.extend({},Yi,e)).minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var r=new Si(e.minZoom,e.maxZoom,e.renderWorldCopies);n.call(this,r,e),this._interactive=e.interactive,this._maxTileCacheSize=e.maxTileCacheSize,this._failIfMajorPerformanceCaveat=e.failIfMajorPerformanceCaveat,this._preserveDrawingBuffer=e.preserveDrawingBuffer,this._trackResize=e.trackResize,this._bearingSnap=e.bearingSnap,this._refreshExpiredTiles=e.refreshExpiredTiles,this._fadeDuration=e.fadeDuration,this._crossSourceCollisions=e.crossSourceCollisions,this._crossFadingFactor=1,this._collectResourceTiming=e.collectResourceTiming,this._renderTaskQueue=new Xi,this._controls=[];var a=e.transformRequest;if(this._transformRequest=a?function(t,e){return a(t,e)||{url:t}}:function(t){return {url:t}},"string"==typeof e.container){if(this._container=t.window.document.getElementById(e.container),!this._container)throw new Error("Container '"+e.container+"' not found.")}else{if(!(e.container instanceof Ki))throw new Error("Invalid type: 'container' must be a String or HTMLElement.");this._container=e.container;}if(e.maxBounds&&this.setMaxBounds(e.maxBounds),t.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored"],this),this._setupContainer(),this._setupPainter(),void 0===this.painter)throw new Error("Failed to initialize WebGL.");this.on("move",function(){return o._update(!1)}),this.on("zoom",function(){return o._update(!0)}),void 0!==t.window&&(t.window.addEventListener("online",this._onWindowOnline,!1),t.window.addEventListener("resize",this._onWindowResize,!1)),function(t,e){var n=t.getCanvasContainer(),o=null,r=!1,a=null;for(var s in ji)t[s]=new ji[s](t,e),e.interactive&&e[s]&&t[s].enable(e[s]);i.addEventListener(n,"mouseout",function(e){t.fire(new Pi("mouseout",t,e));}),i.addEventListener(n,"mousedown",function(o){r=!0,a=i.mousePos(n,o);var s=new Pi("mousedown",t,o);t.fire(s),s.defaultPrevented||(e.interactive&&!t.doubleClickZoom.isActive()&&t.stop(),t.boxZoom.onMouseDown(o),t.boxZoom.isActive()||t.dragPan.isActive()||t.dragRotate.onMouseDown(o),t.boxZoom.isActive()||t.dragRotate.isActive()||t.dragPan.onMouseDown(o));}),i.addEventListener(n,"mouseup",function(e){var i=t.dragRotate.isActive();o&&!i&&t.fire(new Pi("contextmenu",t,o)),o=null,r=!1,t.fire(new Pi("mouseup",t,e));}),i.addEventListener(n,"mousemove",function(e){if(!t.dragPan.isActive()&&!t.dragRotate.isActive()){for(var i=e.target;i&&i!==n;)i=i.parentNode;i===n&&t.fire(new Pi("mousemove",t,e));}}),i.addEventListener(n,"mouseover",function(e){for(var i=e.target;i&&i!==n;)i=i.parentNode;i===n&&t.fire(new Pi("mouseover",t,e));}),i.addEventListener(n,"touchstart",function(i){var n=new Ai("touchstart",t,i);t.fire(n),n.defaultPrevented||(e.interactive&&t.stop(),t.boxZoom.isActive()||t.dragRotate.isActive()||t.dragPan.onTouchStart(i),t.touchZoomRotate.onStart(i),t.doubleClickZoom.onTouchStart(n));},{passive:!1}),i.addEventListener(n,"touchmove",function(e){t.fire(new Ai("touchmove",t,e));},{passive:!1}),i.addEventListener(n,"touchend",function(e){t.fire(new Ai("touchend",t,e));}),i.addEventListener(n,"touchcancel",function(e){t.fire(new Ai("touchcancel",t,e));}),i.addEventListener(n,"click",function(o){var r=i.mousePos(n,o);(r.equals(a)||r.dist(a)<e.clickTolerance)&&t.fire(new Pi("click",t,o));}),i.addEventListener(n,"dblclick",function(e){var i=new Pi("dblclick",t,e);t.fire(i),i.defaultPrevented||t.doubleClickZoom.onDblClick(i);}),i.addEventListener(n,"contextmenu",function(e){var i=t.dragRotate.isActive();r||i?r&&(o=e):t.fire(new Pi("contextmenu",t,e)),e.preventDefault();}),i.addEventListener(n,"wheel",function(i){e.interactive&&t.stop();var n=new Di("wheel",t,i);t.fire(n),n.defaultPrevented||t.scrollZoom.onWheel(i);},{passive:!1});}(this,e),this._hash=e.hash&&(new zi).addTo(this),this._hash&&this._hash._onHashChange()||this.jumpTo({center:e.center,zoom:e.zoom,bearing:e.bearing,pitch:e.pitch}),this.resize(),e.style&&this.setStyle(e.style,{localIdeographFontFamily:e.localIdeographFontFamily}),e.attributionControl&&this.addControl(new Gi({customAttribution:e.customAttribution})),this.addControl(new Wi,e.logoPosition),this.on("style.load",function(){o.transform.unmodified&&o.jumpTo(o.style.stylesheet);}),this.on("data",function(e){o._update("style"===e.dataType),o.fire(new t.Event(e.dataType+"data",e));}),this.on("dataloading",function(e){o.fire(new t.Event(e.dataType+"dataloading",e));});}n&&(o.__proto__=n),o.prototype=Object.create(n&&n.prototype),o.prototype.constructor=o;var r={showTileBoundaries:{configurable:!0},showCollisionBoxes:{configurable:!0},showOverdrawInspector:{configurable:!0},repaint:{configurable:!0},vertices:{configurable:!0}};return o.prototype.addControl=function(e,i){if(void 0===i&&e.getDefaultPosition&&(i=e.getDefaultPosition()),void 0===i&&(i="top-right"),!e||!e.onAdd)return this.fire(new t.ErrorEvent(new Error("Invalid argument to map.addControl(). Argument must be a control with onAdd and onRemove methods.")));var n=e.onAdd(this);this._controls.push(e);var o=this._controlPositions[i];return -1!==i.indexOf("bottom")?o.insertBefore(n,o.firstChild):o.appendChild(n),this},o.prototype.removeControl=function(e){if(!e||!e.onRemove)return this.fire(new t.ErrorEvent(new Error("Invalid argument to map.removeControl(). Argument must be a control with onAdd and onRemove methods.")));var i=this._controls.indexOf(e);return i>-1&&this._controls.splice(i,1),e.onRemove(this),this},o.prototype.resize=function(e){var i=this._containerDimensions(),n=i[0],o=i[1];return this._resizeCanvas(n,o),this.transform.resize(n,o),this.painter.resize(n,o),this.fire(new t.Event("movestart",e)).fire(new t.Event("move",e)).fire(new t.Event("resize",e)).fire(new t.Event("moveend",e)),this},o.prototype.getBounds=function(){return this.transform.getBounds()},o.prototype.getMaxBounds=function(){return this.transform.getMaxBounds()},o.prototype.setMaxBounds=function(t){return this.transform.setMaxBounds(U.convert(t)),this._update()},o.prototype.setMinZoom=function(t){if((t=null==t?0:t)>=0&&t<=this.transform.maxZoom)return this.transform.minZoom=t,this._update(),this.getZoom()<t&&this.setZoom(t),this;throw new Error("minZoom must be between 0 and the current maxZoom, inclusive")},o.prototype.getMinZoom=function(){return this.transform.minZoom},o.prototype.setMaxZoom=function(t){if((t=null==t?22:t)>=this.transform.minZoom)return this.transform.maxZoom=t,this._update(),this.getZoom()>t&&this.setZoom(t),this;throw new Error("maxZoom must be greater than the current minZoom")},o.prototype.getRenderWorldCopies=function(){return this.transform.renderWorldCopies},o.prototype.setRenderWorldCopies=function(t){return this.transform.renderWorldCopies=t,this._update()},o.prototype.getMaxZoom=function(){return this.transform.maxZoom},o.prototype.project=function(t){return this.transform.locationPoint(N.convert(t))},o.prototype.unproject=function(e){return this.transform.pointLocation(t.Point.convert(e))},o.prototype.isMoving=function(){return this._moving||this.dragPan.isActive()||this.dragRotate.isActive()||this.scrollZoom.isActive()},o.prototype.isZooming=function(){return this._zooming||this.scrollZoom.isActive()},o.prototype.isRotating=function(){return this._rotating||this.dragRotate.isActive()},o.prototype.on=function(t,e,i){var o,r=this;if(void 0===i)return n.prototype.on.call(this,t,e);var a=function(){if("mouseenter"===t||"mouseover"===t){var n=!1;return {layer:e,listener:i,delegates:{mousemove:function(o){var a=r.getLayer(e)?r.queryRenderedFeatures(o.point,{layers:[e]}):[];a.length?n||(n=!0,i.call(r,new Pi(t,r,o.originalEvent,{features:a}))):n=!1;},mouseout:function(){n=!1;}}}}if("mouseleave"===t||"mouseout"===t){var a=!1;return {layer:e,listener:i,delegates:{mousemove:function(n){(r.getLayer(e)?r.queryRenderedFeatures(n.point,{layers:[e]}):[]).length?a=!0:a&&(a=!1,i.call(r,new Pi(t,r,n.originalEvent)));},mouseout:function(e){a&&(a=!1,i.call(r,new Pi(t,r,e.originalEvent)));}}}}return {layer:e,listener:i,delegates:(o={},o[t]=function(t){var n=r.getLayer(e)?r.queryRenderedFeatures(t.point,{layers:[e]}):[];n.length&&(t.features=n,i.call(r,t),delete t.features);},o)}}();for(var s in this._delegatedListeners=this._delegatedListeners||{},this._delegatedListeners[t]=this._delegatedListeners[t]||[],this._delegatedListeners[t].push(a),a.delegates)r.on(s,a.delegates[s]);return this},o.prototype.off=function(t,e,i){if(void 0===i)return n.prototype.off.call(this,t,e);if(this._delegatedListeners&&this._delegatedListeners[t])for(var o=this._delegatedListeners[t],r=0;r<o.length;r++){var a=o[r];if(a.layer===e&&a.listener===i){for(var s in a.delegates)this.off(s,a.delegates[s]);return o.splice(r,1),this}}return this},o.prototype.queryRenderedFeatures=function(e,i){if(!this.style)return [];var n;if(void 0!==i||void 0===e||e instanceof t.Point||Array.isArray(e)||(i=e,e=void 0),i=i||{},(e=e||[[0,0],[this.transform.width,this.transform.height]])instanceof t.Point||"number"==typeof e[0])n=[t.Point.convert(e)];else{var o=t.Point.convert(e[0]),r=t.Point.convert(e[1]);n=[o,new t.Point(r.x,o.y),r,new t.Point(o.x,r.y),o];}return this.style.queryRenderedFeatures(n,i,this.transform)},o.prototype.querySourceFeatures=function(t,e){return this.style.querySourceFeatures(t,e)},o.prototype.setStyle=function(e,i){if((!i||!1!==i.diff&&!i.localIdeographFontFamily)&&this.style&&e&&"object"==typeof e)try{return this.style.setState(e)&&this._update(!0),this}catch(e){t.warnOnce("Unable to perform style diff: "+(e.message||e.error||e)+".  Rebuilding the style from scratch.");}return this.style&&(this.style.setEventedParent(null),this.style._remove()),e?(this.style=new qe(this,i||{}),this.style.setEventedParent(this,{style:this.style}),"string"==typeof e?this.style.loadURL(e):this.style.loadJSON(e),this):(delete this.style,this)},o.prototype.getStyle=function(){if(this.style)return this.style.serialize()},o.prototype.isStyleLoaded=function(){return this.style?this.style.loaded():t.warnOnce("There is no style added to the map.")},o.prototype.addSource=function(t,e){return this.style.addSource(t,e),this._update(!0)},o.prototype.isSourceLoaded=function(e){var i=this.style&&this.style.sourceCaches[e];if(void 0!==i)return i.loaded();this.fire(new t.ErrorEvent(new Error("There is no source with ID '"+e+"'")));},o.prototype.areTilesLoaded=function(){var t=this.style&&this.style.sourceCaches;for(var e in t){var i=t[e]._tiles;for(var n in i){var o=i[n];if("loaded"!==o.state&&"errored"!==o.state)return !1}}return !0},o.prototype.addSourceType=function(t,e,i){return this.style.addSourceType(t,e,i)},o.prototype.removeSource=function(t){return this.style.removeSource(t),this._update(!0)},o.prototype.getSource=function(t){return this.style.getSource(t)},o.prototype.addImage=function(e,i,n){void 0===n&&(n={});var o=n.pixelRatio;void 0===o&&(o=1);var r=n.sdf;if(void 0===r&&(r=!1),i instanceof Hi){var a=t.browser.getImageData(i),s=a.width,l=a.height,c=a.data;this.style.addImage(e,{data:new t.RGBAImage({width:s,height:l},c),pixelRatio:o,sdf:r});}else{if(void 0===i.width||void 0===i.height)return this.fire(new t.ErrorEvent(new Error("Invalid arguments to map.addImage(). The second argument must be an `HTMLImageElement`, `ImageData`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")));var h=i.width,u=i.height,p=i.data;this.style.addImage(e,{data:new t.RGBAImage({width:h,height:u},new Uint8Array(p)),pixelRatio:o,sdf:r});}},o.prototype.hasImage=function(e){return e?!!this.style.getImage(e):(this.fire(new t.ErrorEvent(new Error("Missing required image id"))),!1)},o.prototype.removeImage=function(t){this.style.removeImage(t);},o.prototype.loadImage=function(e,i){t.getImage(this._transformRequest(e,t.ResourceType.Image),i);},o.prototype.listImages=function(){return this.style.listImages()},o.prototype.addLayer=function(t,e){return this.style.addLayer(t,e),this._update(!0)},o.prototype.moveLayer=function(t,e){return this.style.moveLayer(t,e),this._update(!0)},o.prototype.removeLayer=function(t){return this.style.removeLayer(t),this._update(!0)},o.prototype.getLayer=function(t){return this.style.getLayer(t)},o.prototype.setFilter=function(t,e){return this.style.setFilter(t,e),this._update(!0)},o.prototype.setLayerZoomRange=function(t,e,i){return this.style.setLayerZoomRange(t,e,i),this._update(!0)},o.prototype.getFilter=function(t){return this.style.getFilter(t)},o.prototype.setPaintProperty=function(t,e,i){return this.style.setPaintProperty(t,e,i),this._update(!0)},o.prototype.getPaintProperty=function(t,e){return this.style.getPaintProperty(t,e)},o.prototype.setLayoutProperty=function(t,e,i){return this.style.setLayoutProperty(t,e,i),this._update(!0)},o.prototype.getLayoutProperty=function(t,e){return this.style.getLayoutProperty(t,e)},o.prototype.setLight=function(t){return this.style.setLight(t),this._update(!0)},o.prototype.getLight=function(){return this.style.getLight()},o.prototype.setFeatureState=function(t,e){return this.style.setFeatureState(t,e),this._update()},o.prototype.getFeatureState=function(t){return this.style.getFeatureState(t)},o.prototype.getContainer=function(){return this._container},o.prototype.getCanvasContainer=function(){return this._canvasContainer},o.prototype.getCanvas=function(){return this._canvas},o.prototype._containerDimensions=function(){var t=0,e=0;return this._container&&(t=this._container.offsetWidth||400,e=this._container.offsetHeight||300),[t,e]},o.prototype._detectMissingCSS=function(){"rgb(250, 128, 114)"!==t.window.getComputedStyle(this._missingCSSCanary).getPropertyValue("background-color")&&t.warnOnce("This page appears to be missing CSS declarations for Mapbox GL JS, which may cause the map to display incorrectly. Please ensure your page includes mapbox-gl.css, as described in https://www.mapbox.com/mapbox-gl-js/api/.");},o.prototype._setupContainer=function(){var t=this._container;t.classList.add("mapboxgl-map"),(this._missingCSSCanary=i.create("div","mapboxgl-canary",t)).style.visibility="hidden",this._detectMissingCSS();var e=this._canvasContainer=i.create("div","mapboxgl-canvas-container",t);this._interactive&&e.classList.add("mapboxgl-interactive"),this._canvas=i.create("canvas","mapboxgl-canvas",e),this._canvas.style.position="absolute",this._canvas.addEventListener("webglcontextlost",this._contextLost,!1),this._canvas.addEventListener("webglcontextrestored",this._contextRestored,!1),this._canvas.setAttribute("tabindex","0"),this._canvas.setAttribute("aria-label","Map");var n=this._containerDimensions();this._resizeCanvas(n[0],n[1]);var o=this._controlContainer=i.create("div","mapboxgl-control-container",t),r=this._controlPositions={};["top-left","top-right","bottom-left","bottom-right"].forEach(function(t){r[t]=i.create("div","mapboxgl-ctrl-"+t,o);});},o.prototype._resizeCanvas=function(e,i){var n=t.window.devicePixelRatio||1;this._canvas.width=n*e,this._canvas.height=n*i,this._canvas.style.width=e+"px",this._canvas.style.height=i+"px";},o.prototype._setupPainter=function(){var i=t.extend({failIfMajorPerformanceCaveat:this._failIfMajorPerformanceCaveat,preserveDrawingBuffer:this._preserveDrawingBuffer},e.webGLContextAttributes),n=this._canvas.getContext("webgl",i)||this._canvas.getContext("experimental-webgl",i);n?this.painter=new wi(n,this.transform):this.fire(new t.ErrorEvent(new Error("Failed to initialize WebGL")));},o.prototype._contextLost=function(e){e.preventDefault(),this._frame&&(this._frame.cancel(),this._frame=null),this.fire(new t.Event("webglcontextlost",{originalEvent:e}));},o.prototype._contextRestored=function(e){this._setupPainter(),this.resize(),this._update(),this.fire(new t.Event("webglcontextrestored",{originalEvent:e}));},o.prototype.loaded=function(){return !this._styleDirty&&!this._sourcesDirty&&!!this.style&&this.style.loaded()},o.prototype._update=function(t){return this.style?(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this._rerender(),this):this},o.prototype._requestRenderFrame=function(t){return this._update(),this._renderTaskQueue.add(t)},o.prototype._cancelRenderFrame=function(t){this._renderTaskQueue.remove(t);},o.prototype._render=function(){this._renderTaskQueue.run();var e=!1;if(this.style&&this._styleDirty){this._styleDirty=!1;var i=this.transform.zoom,n=t.browser.now();this.style.zoomHistory.update(i,n);var o=new t.EvaluationParameters(i,{now:n,fadeDuration:this._fadeDuration,zoomHistory:this.style.zoomHistory,transition:this.style.getTransition()}),r=o.crossFadingFactor();1===r&&r===this._crossFadingFactor||(e=!0,this._crossFadingFactor=r),this.style.update(o);}return this.style&&this._sourcesDirty&&(this._sourcesDirty=!1,this.style._updateSources(this.transform)),this._placementDirty=this.style&&this.style._updatePlacement(this.painter.transform,this.showCollisionBoxes,this._fadeDuration,this._crossSourceCollisions),this.painter.render(this.style,{showTileBoundaries:this.showTileBoundaries,showOverdrawInspector:this._showOverdrawInspector,rotating:this.isRotating(),zooming:this.isZooming(),fadeDuration:this._fadeDuration}),this.fire(new t.Event("render")),this.loaded()&&!this._loaded&&(this._loaded=!0,this.fire(new t.Event("load"))),this.style&&(this.style.hasTransitions()||e)&&(this._styleDirty=!0),this.style&&!this._placementDirty&&this.style._releaseSymbolFadeTiles(),(this._sourcesDirty||this._repaint||this._styleDirty||this._placementDirty)&&this._rerender(),this},o.prototype.remove=function(){this._hash&&this._hash.remove(),this._frame&&(this._frame.cancel(),this._frame=null),this._renderTaskQueue.clear(),this.setStyle(null),void 0!==t.window&&(t.window.removeEventListener("resize",this._onWindowResize,!1),t.window.removeEventListener("online",this._onWindowOnline,!1));for(var e=0,i=this._controls;e<i.length;e+=1){i[e].onRemove(this);}this._controls=[];var n=this.painter.context.gl.getExtension("WEBGL_lose_context");n&&n.loseContext(),Qi(this._canvasContainer),Qi(this._controlContainer),Qi(this._missingCSSCanary),this._container.classList.remove("mapboxgl-map"),this.fire(new t.Event("remove"));},o.prototype._rerender=function(){var e=this;this.style&&!this._frame&&(this._frame=t.browser.frame(function(){e._frame=null,e._render();}));},o.prototype._onWindowOnline=function(){this._update();},o.prototype._onWindowResize=function(){this._trackResize&&this.resize()._update();},r.showTileBoundaries.get=function(){return !!this._showTileBoundaries},r.showTileBoundaries.set=function(t){this._showTileBoundaries!==t&&(this._showTileBoundaries=t,this._update());},r.showCollisionBoxes.get=function(){return !!this._showCollisionBoxes},r.showCollisionBoxes.set=function(t){this._showCollisionBoxes!==t&&(this._showCollisionBoxes=t,t?this.style._generateCollisionBoxes():this._update());},r.showOverdrawInspector.get=function(){return !!this._showOverdrawInspector},r.showOverdrawInspector.set=function(t){this._showOverdrawInspector!==t&&(this._showOverdrawInspector=t,this._update());},r.repaint.get=function(){return !!this._repaint},r.repaint.set=function(t){this._repaint=t,this._update();},r.vertices.get=function(){return !!this._vertices},r.vertices.set=function(t){this._vertices=t,this._update();},Object.defineProperties(o.prototype,r),o}(qi);function Qi(t){t.parentNode&&t.parentNode.removeChild(t);}var $i={showCompass:!0,showZoom:!0},tn=function(e){var n=this;this.options=t.extend({},$i,e),this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this.options.showZoom&&(this._zoomInButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-in","Zoom In",function(){return n._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return n._map.zoomOut()})),this.options.showCompass&&(t.bindAll(["_rotateCompassArrow"],this),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return n._map.resetNorth()}),this._compassArrow=i.create("span","mapboxgl-ctrl-compass-arrow",this._compass));};function en(t,e,i){if(t=new N(t.lng,t.lat),e){var n=new N(t.lng-360,t.lat),o=new N(t.lng+360,t.lat),r=i.locationPoint(t).distSqr(e);i.locationPoint(n).distSqr(e)<r?t=n:i.locationPoint(o).distSqr(e)<r&&(t=o);}for(;Math.abs(t.lng-i.center.lng)>180;){var a=i.locationPoint(t);if(a.x>=0&&a.y>=0&&a.x<=i.width&&a.y<=i.height)break;t.lng>i.center.lng?t.lng-=360:t.lng+=360;}return t}tn.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t;},tn.prototype.onAdd=function(t){return this._map=t,this.options.showCompass&&(this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new ki(t,{button:"left",element:this._compass}),i.addEventListener(this._compass,"mousedown",this._handler.onMouseDown),this._handler.enable()),this._container},tn.prototype.onRemove=function(){i.remove(this._container),this.options.showCompass&&(this._map.off("rotate",this._rotateCompassArrow),i.removeEventListener(this._compass,"mousedown",this._handler.onMouseDown),this._handler.disable(),delete this._handler),delete this._map;},tn.prototype._createButton=function(t,e,n){var o=i.create("button",t,this._container);return o.type="button",o.setAttribute("aria-label",e),o.addEventListener("click",n),o};var nn={center:"translate(-50%,-50%)",top:"translate(-50%,0)","top-left":"translate(0,0)","top-right":"translate(-100%,0)",bottom:"translate(-50%,-100%)","bottom-left":"translate(0,-100%)","bottom-right":"translate(-100%,-100%)",left:"translate(0,-50%)",right:"translate(-100%,-50%)"};function on(t,e,i){var n=t.classList;for(var o in nn)n.remove("mapboxgl-"+i+"-anchor-"+o);n.add("mapboxgl-"+i+"-anchor-"+e);}var rn,an=function(e){function n(n){if(e.call(this),(arguments[0]instanceof t.window.HTMLElement||2===arguments.length)&&(n=t.extend({element:n},arguments[1])),t.bindAll(["_update","_onMove","_onUp","_addDragHandler","_onMapClick"],this),this._anchor=n&&n.anchor||"center",this._color=n&&n.color||"#3FB1CE",this._draggable=n&&n.draggable||!1,this._state="inactive",n&&n.element)this._element=n.element,this._offset=t.Point.convert(n&&n.offset||[0,0]);else{this._defaultMarker=!0,this._element=i.create("div");var o=i.createNS("http://www.w3.org/2000/svg","svg");o.setAttributeNS(null,"height","41px"),o.setAttributeNS(null,"width","27px"),o.setAttributeNS(null,"viewBox","0 0 27 41");var r=i.createNS("http://www.w3.org/2000/svg","g");r.setAttributeNS(null,"stroke","none"),r.setAttributeNS(null,"stroke-width","1"),r.setAttributeNS(null,"fill","none"),r.setAttributeNS(null,"fill-rule","evenodd");var a=i.createNS("http://www.w3.org/2000/svg","g");a.setAttributeNS(null,"fill-rule","nonzero");var s=i.createNS("http://www.w3.org/2000/svg","g");s.setAttributeNS(null,"transform","translate(3.0, 29.0)"),s.setAttributeNS(null,"fill","#000000");for(var l=0,c=[{rx:"10.5",ry:"5.25002273"},{rx:"10.5",ry:"5.25002273"},{rx:"9.5",ry:"4.77275007"},{rx:"8.5",ry:"4.29549936"},{rx:"7.5",ry:"3.81822308"},{rx:"6.5",ry:"3.34094679"},{rx:"5.5",ry:"2.86367051"},{rx:"4.5",ry:"2.38636864"}];l<c.length;l+=1){var h=c[l],u=i.createNS("http://www.w3.org/2000/svg","ellipse");u.setAttributeNS(null,"opacity","0.04"),u.setAttributeNS(null,"cx","10.5"),u.setAttributeNS(null,"cy","5.80029008"),u.setAttributeNS(null,"rx",h.rx),u.setAttributeNS(null,"ry",h.ry),s.appendChild(u);}var p=i.createNS("http://www.w3.org/2000/svg","g");p.setAttributeNS(null,"fill",this._color);var d=i.createNS("http://www.w3.org/2000/svg","path");d.setAttributeNS(null,"d","M27,13.5 C27,19.074644 20.250001,27.000002 14.75,34.500002 C14.016665,35.500004 12.983335,35.500004 12.25,34.500002 C6.7499993,27.000002 0,19.222562 0,13.5 C0,6.0441559 6.0441559,0 13.5,0 C20.955844,0 27,6.0441559 27,13.5 Z"),p.appendChild(d);var f=i.createNS("http://www.w3.org/2000/svg","g");f.setAttributeNS(null,"opacity","0.25"),f.setAttributeNS(null,"fill","#000000");var m=i.createNS("http://www.w3.org/2000/svg","path");m.setAttributeNS(null,"d","M13.5,0 C6.0441559,0 0,6.0441559 0,13.5 C0,19.222562 6.7499993,27 12.25,34.5 C13,35.522727 14.016664,35.500004 14.75,34.5 C20.250001,27 27,19.074644 27,13.5 C27,6.0441559 20.955844,0 13.5,0 Z M13.5,1 C20.415404,1 26,6.584596 26,13.5 C26,15.898657 24.495584,19.181431 22.220703,22.738281 C19.945823,26.295132 16.705119,30.142167 13.943359,33.908203 C13.743445,34.180814 13.612715,34.322738 13.5,34.441406 C13.387285,34.322738 13.256555,34.180814 13.056641,33.908203 C10.284481,30.127985 7.4148684,26.314159 5.015625,22.773438 C2.6163816,19.232715 1,15.953538 1,13.5 C1,6.584596 6.584596,1 13.5,1 Z"),f.appendChild(m);var _=i.createNS("http://www.w3.org/2000/svg","g");_.setAttributeNS(null,"transform","translate(6.0, 7.0)"),_.setAttributeNS(null,"fill","#FFFFFF");var g=i.createNS("http://www.w3.org/2000/svg","g");g.setAttributeNS(null,"transform","translate(8.0, 8.0)");var v=i.createNS("http://www.w3.org/2000/svg","circle");v.setAttributeNS(null,"fill","#000000"),v.setAttributeNS(null,"opacity","0.25"),v.setAttributeNS(null,"cx","5.5"),v.setAttributeNS(null,"cy","5.5"),v.setAttributeNS(null,"r","5.4999962");var y=i.createNS("http://www.w3.org/2000/svg","circle");y.setAttributeNS(null,"fill","#FFFFFF"),y.setAttributeNS(null,"cx","5.5"),y.setAttributeNS(null,"cy","5.5"),y.setAttributeNS(null,"r","5.4999962"),g.appendChild(v),g.appendChild(y),a.appendChild(s),a.appendChild(p),a.appendChild(f),a.appendChild(_),a.appendChild(g),o.appendChild(a),this._element.appendChild(o),this._offset=t.Point.convert(n&&n.offset||[0,-14]);}this._element.classList.add("mapboxgl-marker"),this._popup=null;}return e&&(n.__proto__=e),n.prototype=Object.create(e&&e.prototype),n.prototype.constructor=n,n.prototype.addTo=function(t){return this.remove(),this._map=t,t.getCanvasContainer().appendChild(this._element),t.on("move",this._update),t.on("moveend",this._update),this.setDraggable(this._draggable),this._update(),this._map.on("click",this._onMapClick),this},n.prototype.remove=function(){return this._map&&(this._map.off("click",this._onMapClick),this._map.off("move",this._update),this._map.off("moveend",this._update),this._map.off("mousedown",this._addDragHandler),this._map.off("touchstart",this._addDragHandler),delete this._map),i.remove(this._element),this._popup&&this._popup.remove(),this},n.prototype.getLngLat=function(){return this._lngLat},n.prototype.setLngLat=function(t){return this._lngLat=N.convert(t),this._pos=null,this._popup&&this._popup.setLngLat(this._lngLat),this._update(),this},n.prototype.getElement=function(){return this._element},n.prototype.setPopup=function(t){if(this._popup&&(this._popup.remove(),this._popup=null),t){if(!("offset"in t.options)){var e=Math.sqrt(Math.pow(13.5,2)/2);t.options.offset=this._defaultMarker?{top:[0,0],"top-left":[0,0],"top-right":[0,0],bottom:[0,-38.1],"bottom-left":[e,-1*(24.6+e)],"bottom-right":[-e,-1*(24.6+e)],left:[13.5,-24.6],right:[-13.5,-24.6]}:this._offset;}this._popup=t,this._lngLat&&this._popup.setLngLat(this._lngLat);}return this},n.prototype._onMapClick=function(t){var e=t.originalEvent.target,i=this._element;this._popup&&(e===i||i.contains(e))&&this.togglePopup();},n.prototype.getPopup=function(){return this._popup},n.prototype.togglePopup=function(){var t=this._popup;return t?(t.isOpen()?t.remove():t.addTo(this._map),this):this},n.prototype._update=function(t){this._map&&(this._map.transform.renderWorldCopies&&(this._lngLat=en(this._lngLat,this._pos,this._map.transform)),this._pos=this._map.project(this._lngLat)._add(this._offset),t&&"moveend"!==t.type||(this._pos=this._pos.round()),i.setTransform(this._element,nn[this._anchor]+" translate("+this._pos.x+"px, "+this._pos.y+"px)"),on(this._element,this._anchor,"marker"));},n.prototype.getOffset=function(){return this._offset},n.prototype.setOffset=function(e){return this._offset=t.Point.convert(e),this._update(),this},n.prototype._onMove=function(e){this._pos=e.point.sub(this._positionDelta),this._lngLat=this._map.unproject(this._pos),this.setLngLat(this._lngLat),this._element.style.pointerEvents="none","pending"===this._state&&(this._state="active",this.fire(new t.Event("dragstart"))),this.fire(new t.Event("drag"));},n.prototype._onUp=function(){this._element.style.pointerEvents="auto",this._positionDelta=null,this._map.off("mousemove",this._onMove),this._map.off("touchmove",this._onMove),"active"===this._state&&this.fire(new t.Event("dragend")),this._state="inactive";},n.prototype._addDragHandler=function(t){this._element.contains(t.originalEvent.target)&&(t.preventDefault(),this._positionDelta=t.point.sub(this._pos).add(this._offset),this._state="pending",this._map.on("mousemove",this._onMove),this._map.on("touchmove",this._onMove),this._map.once("mouseup",this._onUp),this._map.once("touchend",this._onUp));},n.prototype.setDraggable=function(t){return this._draggable=!!t,this._map&&(t?(this._map.on("mousedown",this._addDragHandler),this._map.on("touchstart",this._addDragHandler)):(this._map.off("mousedown",this._addDragHandler),this._map.off("touchstart",this._addDragHandler))),this},n.prototype.isDraggable=function(){return this._draggable},n}(t.Evented),sn={positionOptions:{enableHighAccuracy:!1,maximumAge:0,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0};var ln=function(e){function n(i){e.call(this),this.options=t.extend({},sn,i),t.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker"],this);}return e&&(n.__proto__=e),n.prototype=Object.create(e&&e.prototype),n.prototype.constructor=n,n.prototype.onAdd=function(e){var n;return this._map=e,this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),n=this._setupUI,void 0!==rn?n(rn):void 0!==t.window.navigator.permissions?t.window.navigator.permissions.query({name:"geolocation"}).then(function(t){rn="denied"!==t.state,n(rn);}):(rn=!!t.window.navigator.geolocation,n(rn)),this._container},n.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(t.window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker&&this._userLocationDotMarker.remove(),i.remove(this._container),this._map=void 0;},n.prototype._onSuccess=function(e){if(this.options.trackUserLocation)switch(this._lastKnownPosition=e,this._watchState){case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"BACKGROUND":case"BACKGROUND_ERROR":this._watchState="BACKGROUND",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");}this.options.showUserLocation&&"OFF"!==this._watchState&&this._updateMarker(e),this.options.trackUserLocation&&"ACTIVE_LOCK"!==this._watchState||this._updateCamera(e),this.options.showUserLocation&&this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"),this.fire(new t.Event("geolocate",e)),this._finish();},n.prototype._updateCamera=function(t){var e=new N(t.coords.longitude,t.coords.latitude),i=t.coords.accuracy;this._map.fitBounds(e.toBounds(i),this.options.fitBoundsOptions,{geolocateSource:!0});},n.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove();},n.prototype._onError=function(e){if(this.options.trackUserLocation)if(1===e.code)this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),void 0!==this._geolocationWatchID&&this._clearWatch();else switch(this._watchState){case"WAITING_ACTIVE":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"ACTIVE_LOCK":this._watchState="ACTIVE_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");break;case"BACKGROUND":this._watchState="BACKGROUND_ERROR",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");}"OFF"!==this._watchState&&this.options.showUserLocation&&this._dotElement.classList.add("mapboxgl-user-location-dot-stale"),this.fire(new t.Event("error",e)),this._finish();},n.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0;},n.prototype._setupUI=function(e){var n=this;!1!==e?(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=i.create("button","mapboxgl-ctrl-icon mapboxgl-ctrl-geolocate",this._container),this._geolocateButton.type="button",this._geolocateButton.setAttribute("aria-label","Geolocate"),this.options.trackUserLocation&&(this._geolocateButton.setAttribute("aria-pressed","false"),this._watchState="OFF"),this.options.showUserLocation&&(this._dotElement=i.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new an(this._dotElement),this.options.trackUserLocation&&(this._watchState="OFF")),this._geolocateButton.addEventListener("click",this.trigger.bind(this)),this._setup=!0,this.options.trackUserLocation&&this._map.on("movestart",function(e){e.geolocateSource||"ACTIVE_LOCK"!==n._watchState||(n._watchState="BACKGROUND",n._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),n._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),n.fire(new t.Event("trackuserlocationend")));})):t.warnOnce("Geolocation support is not available, the GeolocateControl will not be visible.");},n.prototype.trigger=function(){if(!this._setup)return t.warnOnce("Geolocate control triggered before added to a map"),!1;if(this.options.trackUserLocation){switch(this._watchState){case"OFF":this._watchState="WAITING_ACTIVE",this.fire(new t.Event("trackuserlocationstart"));break;case"WAITING_ACTIVE":case"ACTIVE_LOCK":case"ACTIVE_ERROR":case"BACKGROUND_ERROR":this._watchState="OFF",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"),this.fire(new t.Event("trackuserlocationend"));break;case"BACKGROUND":this._watchState="ACTIVE_LOCK",this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"),this._lastKnownPosition&&this._updateCamera(this._lastKnownPosition),this.fire(new t.Event("trackuserlocationstart"));}switch(this._watchState){case"WAITING_ACTIVE":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_LOCK":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");break;case"ACTIVE_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");break;case"BACKGROUND":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");break;case"BACKGROUND_ERROR":this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error");}"OFF"===this._watchState&&void 0!==this._geolocationWatchID?this._clearWatch():void 0===this._geolocationWatchID&&(this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","true"),this._geolocationWatchID=t.window.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions));}else t.window.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4);return !0},n.prototype._clearWatch=function(){t.window.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0,this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"),this._geolocateButton.setAttribute("aria-pressed","false"),this.options.showUserLocation&&this._updateMarker(null);},n}(t.Evented),cn={maxWidth:100,unit:"metric"},hn=function(e){this.options=t.extend({},cn,e),t.bindAll(["_onMove","setUnit"],this);};function un(t,e,i){var n,o,r,a,s,l,c=i&&i.maxWidth||100,h=t._container.clientHeight/2,u=(n=t.unproject([0,h]),o=t.unproject([c,h]),r=Math.PI/180,a=n.lat*r,s=o.lat*r,l=Math.sin(a)*Math.sin(s)+Math.cos(a)*Math.cos(s)*Math.cos((o.lng-n.lng)*r),6371e3*Math.acos(Math.min(l,1)));if(i&&"imperial"===i.unit){var p=3.2808*u;if(p>5280)pn(e,c,p/5280,"mi");else pn(e,c,p,"ft");}else if(i&&"nautical"===i.unit){pn(e,c,u/1852,"nm");}else pn(e,c,u,"m");}function pn(t,e,i,n){var o,r,a,s=(o=i,(r=Math.pow(10,(""+Math.floor(o)).length-1))*(a=(a=o/r)>=10?10:a>=5?5:a>=3?3:a>=2?2:1)),l=s/i;"m"===n&&s>=1e3&&(s/=1e3,n="km"),t.style.width=e*l+"px",t.innerHTML=s+n;}hn.prototype.getDefaultPosition=function(){return "bottom-left"},hn.prototype._onMove=function(){un(this._map,this._container,this.options);},hn.prototype.onAdd=function(t){return this._map=t,this._container=i.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},hn.prototype.onRemove=function(){i.remove(this._container),this._map.off("move",this._onMove),this._map=void 0;},hn.prototype.setUnit=function(t){this.options.unit=t,un(this._map,this._container,this.options);};var dn=function(){this._fullscreen=!1,t.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in t.window.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in t.window.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in t.window.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in t.window.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl";};dn.prototype.onAdd=function(e){return this._map=e,this._mapContainer=this._map.getContainer(),this._container=i.create("div",this._className+" mapboxgl-ctrl-group"),this._checkFullscreenSupport()?this._setupUI():(this._container.style.display="none",t.warnOnce("This device does not support fullscreen mode.")),this._container},dn.prototype.onRemove=function(){i.remove(this._container),this._map=null,t.window.document.removeEventListener(this._fullscreenchange,this._changeIcon);},dn.prototype._checkFullscreenSupport=function(){return !!(t.window.document.fullscreenEnabled||t.window.document.mozFullScreenEnabled||t.window.document.msFullscreenEnabled||t.window.document.webkitFullscreenEnabled)},dn.prototype._setupUI=function(){var e=this._fullscreenButton=i.create("button",this._className+"-icon "+this._className+"-fullscreen",this._container);e.setAttribute("aria-label","Toggle fullscreen"),e.type="button",this._fullscreenButton.addEventListener("click",this._onClickFullscreen),t.window.document.addEventListener(this._fullscreenchange,this._changeIcon);},dn.prototype._isFullscreen=function(){return this._fullscreen},dn.prototype._changeIcon=function(){(t.window.document.fullscreenElement||t.window.document.mozFullScreenElement||t.window.document.webkitFullscreenElement||t.window.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"));},dn.prototype._onClickFullscreen=function(){this._isFullscreen()?t.window.document.exitFullscreen?t.window.document.exitFullscreen():t.window.document.mozCancelFullScreen?t.window.document.mozCancelFullScreen():t.window.document.msExitFullscreen?t.window.document.msExitFullscreen():t.window.document.webkitCancelFullScreen&&t.window.document.webkitCancelFullScreen():this._mapContainer.requestFullscreen?this._mapContainer.requestFullscreen():this._mapContainer.mozRequestFullScreen?this._mapContainer.mozRequestFullScreen():this._mapContainer.msRequestFullscreen?this._mapContainer.msRequestFullscreen():this._mapContainer.webkitRequestFullscreen&&this._mapContainer.webkitRequestFullscreen();};var fn={closeButton:!0,closeOnClick:!0,className:""},mn=function(e){function n(i){e.call(this),this.options=t.extend(Object.create(fn),i),t.bindAll(["_update","_onClickClose"],this);}return e&&(n.__proto__=e),n.prototype=Object.create(e&&e.prototype),n.prototype.constructor=n,n.prototype.addTo=function(e){return this._map=e,this._map.on("move",this._update),this.options.closeOnClick&&this._map.on("click",this._onClickClose),this._update(),this.fire(new t.Event("open")),this},n.prototype.isOpen=function(){return !!this._map},n.prototype.remove=function(){return this._content&&i.remove(this._content),this._container&&(i.remove(this._container),delete this._container),this._map&&(this._map.off("move",this._update),this._map.off("click",this._onClickClose),delete this._map),this.fire(new t.Event("close")),this},n.prototype.getLngLat=function(){return this._lngLat},n.prototype.setLngLat=function(t){return this._lngLat=N.convert(t),this._pos=null,this._update(),this},n.prototype.setText=function(e){return this.setDOMContent(t.window.document.createTextNode(e))},n.prototype.setHTML=function(e){var i,n=t.window.document.createDocumentFragment(),o=t.window.document.createElement("body");for(o.innerHTML=e;i=o.firstChild;)n.appendChild(i);return this.setDOMContent(n)},n.prototype.setDOMContent=function(t){return this._createContent(),this._content.appendChild(t),this._update(),this},n.prototype._createContent=function(){this._content&&i.remove(this._content),this._content=i.create("div","mapboxgl-popup-content",this._container),this.options.closeButton&&(this._closeButton=i.create("button","mapboxgl-popup-close-button",this._content),this._closeButton.type="button",this._closeButton.setAttribute("aria-label","Close popup"),this._closeButton.innerHTML="&#215;",this._closeButton.addEventListener("click",this._onClickClose));},n.prototype._update=function(){var e=this;if(this._map&&this._lngLat&&this._content){this._container||(this._container=i.create("div","mapboxgl-popup",this._map.getContainer()),this._tip=i.create("div","mapboxgl-popup-tip",this._container),this._container.appendChild(this._content),this.options.className&&this.options.className.split(" ").forEach(function(t){return e._container.classList.add(t)})),this._map.transform.renderWorldCopies&&(this._lngLat=en(this._lngLat,this._pos,this._map.transform));var n=this._pos=this._map.project(this._lngLat),o=this.options.anchor,r=function e(i){if(i){if("number"==typeof i){var n=Math.round(Math.sqrt(.5*Math.pow(i,2)));return {center:new t.Point(0,0),top:new t.Point(0,i),"top-left":new t.Point(n,n),"top-right":new t.Point(-n,n),bottom:new t.Point(0,-i),"bottom-left":new t.Point(n,-n),"bottom-right":new t.Point(-n,-n),left:new t.Point(i,0),right:new t.Point(-i,0)}}if(i instanceof t.Point||Array.isArray(i)){var o=t.Point.convert(i);return {center:o,top:o,"top-left":o,"top-right":o,bottom:o,"bottom-left":o,"bottom-right":o,left:o,right:o}}return {center:t.Point.convert(i.center||[0,0]),top:t.Point.convert(i.top||[0,0]),"top-left":t.Point.convert(i["top-left"]||[0,0]),"top-right":t.Point.convert(i["top-right"]||[0,0]),bottom:t.Point.convert(i.bottom||[0,0]),"bottom-left":t.Point.convert(i["bottom-left"]||[0,0]),"bottom-right":t.Point.convert(i["bottom-right"]||[0,0]),left:t.Point.convert(i.left||[0,0]),right:t.Point.convert(i.right||[0,0])}}return e(new t.Point(0,0))}(this.options.offset);if(!o){var a,s=this._container.offsetWidth,l=this._container.offsetHeight;a=n.y+r.bottom.y<l?["top"]:n.y>this._map.transform.height-l?["bottom"]:[],n.x<s/2?a.push("left"):n.x>this._map.transform.width-s/2&&a.push("right"),o=0===a.length?"bottom":a.join("-");}var c=n.add(r[o]).round();i.setTransform(this._container,nn[o]+" translate("+c.x+"px,"+c.y+"px)"),on(this._container,o,"popup");}},n.prototype._onClickClose=function(){this.remove();},n}(t.Evented);var _n={version:"0.48.0",supported:e,setRTLTextPlugin:t.setRTLTextPlugin,Map:Ji,NavigationControl:tn,GeolocateControl:ln,AttributionControl:Gi,ScaleControl:hn,FullscreenControl:dn,Popup:mn,Marker:an,Style:qe,LngLat:N,LngLatBounds:U,Point:t.Point,Evented:t.Evented,config:u,get accessToken(){return u.ACCESS_TOKEN},set accessToken(t){u.ACCESS_TOKEN=t;},get workerCount(){return qt.workerCount},set workerCount(t){qt.workerCount=t;},workerUrl:""};return _n});

//

return mapboxgl;

})));
//# sourceMappingURL=mapbox-gl.js.map