hi-ucs/front/public/leaflet/libs/mapbox-gl-js/0.45.0/mapbox-gl.js

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/**
* Copyright (c) 2016, Mapbox
* All rights reserved.
* github:https://github.com/mapbox/mapbox-gl-js
* license: 3-Clause BSD license
* version: 0.45.0
*/
(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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layout")};var Xr=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}(Jr);Xr.prototype.bytesPerElement=4,hr("StructArrayLayout2i4",Xr);var Gr=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 o=4*i;return this.int16[o+0]=t,this.int16[o+1]=e,this.int16[o+2]=r,this.int16[o+3]=n,i},e}(Jr);Gr.prototype.bytesPerElement=8,hr("StructArrayLayout4i8",Gr);var Yr=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,o){var a=this.length;this.resize(a+1);var s=6*a;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]=o,a},e}(Jr);Yr.prototype.bytesPerElement=12,hr("StructArrayLayout2i4i12",Yr);var Wr=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,o,a,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]=o,this.uint8[p+10]=a,this.uint8[p+11]=s,u},e}(Jr);Wr.prototype.bytesPerElement=12,hr("StructArrayLayout4i4ub12",Wr);var Qr=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,o,a,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]=o,this.uint16[l+6]=a,this.uint16[l+7]=s,u},e}(Jr);Qr.prototype.bytesPerElement=16,hr("StructArrayLayout4i4ui16",Qr);var tn=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}(Jr);tn.prototype.bytesPerElement=12,hr("StructArrayLayout3f12",tn);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._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}(Jr);en.prototype.bytesPerElement=4,hr("StructArrayLayout1ul4",en);var rn=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,o,a,s,u,l,p){var c=this.length;this.resize(c+1);var h=12*c,f=6*c;return this.int16[h+0]=t,this.int16[h+1]=e,this.int16[h+2]=r,this.int16[h+3]=n,this.int16[h+4]=i,this.int16[h+5]=o,this.uint32[f+3]=a,this.uint16[h+8]=s,this.uint16[h+9]=u,this.int16[h+10]=l,this.int16[h+11]=p,c},e}(Jr);rn.prototype.bytesPerElement=24,hr("StructArrayLayout6i1ul2ui2i24",rn);var nn=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,o){var a=this.length;this.resize(a+1);var s=6*a;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]=o,a},e}(Jr);nn.prototype.bytesPerElement=12,hr("StructArrayLayout2i2i2i12",nn);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._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}(Jr);on.prototype.bytesPerElement=4,hr("StructArrayLayout2ub4",on);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.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,o,a,s,u,l,p,c,h,f){var y=this.length;this.resize(y+1);var d=20*y,v=10*y,m=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[v+2]=i,this.uint32[v+3]=o,this.uint32[v+4]=a,this.uint16[d+10]=s,this.uint16[d+11]=u,this.uint16[d+12]=l,this.float32[v+7]=p,this.float32[v+8]=c,this.uint8[m+36]=h,this.uint8[m+37]=f,y},e}(Jr);an.prototype.bytesPerElement=40,hr("StructArrayLayout2i2ui3ul3ui2f2ub40",an);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.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}(Jr);sn.prototype.bytesPerElement=4,hr("StructArrayLayout1f4",sn);var un=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}(Jr);un.prototype.bytesPerElement=6,hr("StructArrayLayout3i6",un);var ln=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,o=4*n;return this.uint32[i+0]=t,this.uint16[o+2]=e,this.uint16[o+3]=r,n},e}(Jr);ln.prototype.bytesPerElement=8,hr("StructArrayLayout1ul2ui8",ln);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.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}(Jr);pn.prototype.bytesPerElement=6,hr("StructArrayLayout3ui6",pn);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.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}(Jr);cn.prototype.bytesPerElement=4,hr("StructArrayLayout2ui4",cn);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.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}(Jr);hn.prototype.bytesPerElement=8,hr("StructArrayLayout2f8",hn);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.float32=new Float32Array(this.arrayBuffer);},e.prototype.emplaceBack=function(t,e,r,n){var i=this.length;this.resize(i+1);var o=4*i;return this.float32[o+0]=t,this.float32[o+1]=e,this.float32[o+2]=r,this.float32[o+3]=n,i},e}(Jr);fn.prototype.bytesPerElement=16,hr("StructArrayLayout4f16",fn);var yn=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 s(this.anchorPointX,this.anchorPointY)},Object.defineProperties(e.prototype,r),e}(Kr);yn.prototype.size=24;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.get=function(t){return new yn(this,t)},e}(rn);hr("CollisionBoxArray",dn);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}(Kr);vn.prototype.size=40;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.get=function(t){return new vn(this,t)},e}(an);hr("PlacedSymbolArray",mn);var gn=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}(Kr);gn.prototype.size=4;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.getoffsetX=function(t){return this.float32[1*t+0]},e.prototype.get=function(t){return new gn(this,t)},e}(sn);hr("GlyphOffsetArray",xn);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={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}(Kr);bn.prototype.size=6;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.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 bn(this,t)},e}(un);hr("SymbolLineVertexArray",wn);var _n=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}(Kr);_n.prototype.size=8;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.get=function(t){return new _n(this,t)},e}(ln);hr("FeatureIndexArray",An);var kn=$r([{name:"a_pos",components:2,type:"Int16"}],4).members,zn=function(t){void 0===t&&(t=[]),this.segments=t;};zn.prototype.prepareSegment=function(t,e,r){var n=this.segments[this.segments.length-1];return t>zn.MAX_VERTEX_ARRAY_LENGTH&&b("Max vertices per segment is "+zn.MAX_VERTEX_ARRAY_LENGTH+": bucket requested "+t),(!n||n.vertexLength+t>zn.MAX_VERTEX_ARRAY_LENGTH)&&(n={vertexOffset:e.length,primitiveOffset:r.length,vertexLength:0,primitiveLength:0},this.segments.push(n)),n},zn.prototype.get=function(){return this.segments},zn.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();}},zn.MAX_VERTEX_ARRAY_LENGTH=Math.pow(2,16)-1,hr("SegmentVector",zn);var Sn=function(t,e){return 256*(t=c(Math.floor(t),0,255))+(e=c(Math.floor(e),0,255))};function Mn(t){return[Sn(255*t.r,255*t.g),Sn(255*t.b,255*t.a)]}var Vn=function(t,e,r){this.value=t,this.name=e,this.type=r,this.statistics={max:-1/0};};Vn.prototype.defines=function(){return["#define HAS_UNIFORM_u_"+this.name]},Vn.prototype.populatePaintArray=function(){},Vn.prototype.upload=function(){},Vn.prototype.destroy=function(){},Vn.prototype.setUniforms=function(t,e,r,n){var i=n.constantOr(this.value),o=t.gl;"color"===this.type?o.uniform4f(e.uniforms["u_"+this.name],i.r,i.g,i.b,i.a):o.uniform1f(e.uniforms["u_"+this.name],i);};var Bn=function(t,e,r){this.expression=t,this.name=e,this.type=r,this.statistics={max:-1/0};var n="color"===r?hn:sn;this.paintVertexAttributes=[{name:"a_"+e,type:"Float32",components:"color"===r?2:1,offset:0}],this.paintVertexArray=new n;};Bn.prototype.defines=function(){return[]},Bn.prototype.populatePaintArray=function(t,e){var r=this.paintVertexArray,n=r.length;r.reserve(t);var i=this.expression.evaluate(new Br(0),e);if("color"===this.type)for(var o=Mn(i),a=n;a<t;a++)r.emplaceBack(o[0],o[1]);else{for(var s=n;s<t;s++)r.emplaceBack(i);this.statistics.max=Math.max(this.statistics.max,i);}},Bn.prototype.upload=function(t){this.paintVertexArray&&(this.paintVertexBuffer=t.createVertexBuffer(this.paintVertexArray,this.paintVertexAttributes));},Bn.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy();},Bn.prototype.setUniforms=function(t,e){t.gl.uniform1f(e.uniforms["a_"+this.name+"_t"],0);};var Cn=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 o="color"===r?fn:hn;this.paintVertexAttributes=[{name:"a_"+e,type:"Float32",components:"color"===r?4:2,offset:0}],this.paintVertexArray=new o;};Cn.prototype.defines=function(){return[]},Cn.prototype.populatePaintArray=function(t,e){var r=this.paintVertexArray,n=r.length;r.reserve(t);var i=this.expression.evaluate(new Br(this.zoom),e),o=this.expression.evaluate(new Br(this.zoom+1),e);if("color"===this.type)for(var a=Mn(i),s=Mn(o),u=n;u<t;u++)r.emplaceBack(a[0],a[1],s[0],s[1]);else{for(var l=n;l<t;l++)r.emplaceBack(i,o);this.statistics.max=Math.max(this.statistics.max,i,o);}},Cn.prototype.upload=function(t){this.paintVertexArray&&(this.paintVertexBuffer=t.createVertexBuffer(this.paintVertexArray,this.paintVertexAttributes));},Cn.prototype.destroy=function(){this.paintVertexBuffer&&this.paintVertexBuffer.destroy();},Cn.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)},Cn.prototype.setUniforms=function(t,e,r){t.gl.uniform1f(e.uniforms["a_"+this.name+"_t"],this.interpolationFactor(r.zoom));};var In=function(){this.binders={},this.cacheKey="",this._buffers=[];};In.createDynamic=function(t,e,r){var n=new In,i=[];for(var o in t.paint._values)if(r(o)){var a=t.paint.get(o);if(a instanceof Or&&a.property.specification["property-function"]){var s=Fn(o,t.type),u=a.property.specification.type,l=a.property.useIntegerZoom;"constant"===a.value.kind?(n.binders[o]=new Vn(a.value,s,u),i.push("/u_"+s)):"source"===a.value.kind?(n.binders[o]=new Bn(a.value,s,u),i.push("/a_"+s)):(n.binders[o]=new Cn(a.value,s,u,l,e),i.push("/z_"+s));}}return n.cacheKey=i.sort().join(""),n},In.prototype.populatePaintArrays=function(t,e){for(var r in 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Tn,On=(Tn=16,{min:-1*Math.pow(2,Tn-1),max:Math.pow(2,Tn-1)-1});function Ln(t){for(var e=Pn/t.extent,r=t.loadGeometry(),n=0;n<r.length;n++)for(var i=r[n],o=0;o<i.length;o++){var a=i[o];a.x=Math.round(a.x*e),a.y=Math.round(a.y*e),(a.x<On.min||a.x>On.max||a.y<On.min||a.y>On.max)&&b("Geometry exceeds allowed extent, reduce your vector tile buffer size");}return r}function jn(t,e,r,n,i){t.emplaceBack(2*e+(n+1)/2,2*r+(i+1)/2);}var qn=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 Xr,this.indexArray=new pn,this.segments=new zn,this.programConfigurations=new En(kn,t.layers,t.zoom);};function Rn(t,e,r){for(var n=0;n<t.length;n++){var i=t[n];if(Xn(i,e))return!0;if(Jn(e,i,r))return!0}return!1}function Un(t,e){if(1===t.length&&1===t[0].length)return Hn(e,t[0][0]);for(var r=0;r<e.length;r++)for(var n=e[r],i=0;i<n.length;i++)if(Hn(t,n[i]))return!0;for(var o=0;o<t.length;o++){for(var a=t[o],s=0;s<a.length;s++)if(Hn(e,a[s]))return!0;for(var u=0;u<e.length;u++)if(Zn(a,e[u]))return!0}return!1}function Dn(t,e,r){for(var n=0;n<e.length;n++)for(var i=e[n],o=0;o<t.length;o++){var a=t[o];if(a.length>=3)for(var s=0;s<i.length;s++)if(Xn(a,i[s]))return!0;if(Nn(a,i,r))return!0}return!1}function Nn(t,e,r){if(t.length>1){if(Zn(t,e))return!0;for(var n=0;n<e.length;n++)if(Jn(e[n],t,r))return!0}for(var i=0;i<t.length;i++)if(Jn(t[i],e,r))return!0;return!1}function Zn(t,e){if(0===t.length||0===e.length)return!1;for(var r=0;r<t.length-1;r++)for(var n=t[r],i=t[r+1],o=0;o<e.length-1;o++){if(Kn(n,i,e[o],e[o+1]))return!0}return!1}function Kn(t,e,r,n){return w(t,r,n)!==w(e,r,n)&&w(t,e,r)!==w(t,e,n)}function Jn(t,e,r){var n=r*r;if(1===e.length)return t.distSqr(e[0])<n;for(var i=1;i<e.length;i++){if($n(t,e[i-1],e[i])<n)return!0}return!1}function $n(t,e,r){var n=e.distSqr(r);if(0===n)return t.distSqr(e);var i=((t.x-e.x)*(r.x-e.x)+(t.y-e.y)*(r.y-e.y))/n;return i<0?t.distSqr(e):i>1?t.distSqr(r):t.distSqr(r.sub(e)._mult(i)._add(e))}function Hn(t,e){for(var r,n,i,o=!1,a=0;a<t.length;a++)for(var s=0,u=(r=t[a]).length-1;s<r.length;u=s++)n=r[s],i=r[u],n.y>e.y!=i.y>e.y&&e.x<(i.x-n.x)*(e.y-n.y)/(i.y-n.y)+n.x&&(o=!o);return o}function Xn(t,e){for(var r=!1,n=0,i=t.length-1;n<t.length;i=n++){var o=t[n],a=t[i];o.y>e.y!=a.y>e.y&&e.x<(a.x-o.x)*(e.y-o.y)/(a.y-o.y)+o.x&&(r=!r);}return r}function Gn(t,e,r){var n=e.paint.get(t).value;return"constant"===n.kind?n.value:r.programConfigurations.get(e.id).binders[t].statistics.max}function Yn(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])}function Wn(t,e,r,n,i){if(!e[0]&&!e[1])return t;var o=s.convert(e);"viewport"===r&&o._rotate(-n);for(var a=[],u=0;u<t.length;u++){for(var l=t[u],p=[],c=0;c<l.length;c++)p.push(l[c].sub(o._mult(i)));a.push(p);}return a}qn.prototype.populate=function(t,e){for(var r=0,n=t;r<n.length;r+=1){var i=n[r],o=i.feature,a=i.index,s=i.sourceLayerIndex;if(this.layers[0]._featureFilter(new 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l=this.segments.prepareSegment(4,this.layoutVertexArray,this.indexArray),p=l.vertexLength;jn(this.layoutVertexArray,s,u,-1,-1),jn(this.layoutVertexArray,s,u,1,-1),jn(this.layoutVertexArray,s,u,1,1),jn(this.layoutVertexArray,s,u,-1,1),this.indexArray.emplaceBack(p,p+1,p+2),this.indexArray.emplaceBack(p,p+3,p+2),l.vertexLength+=4,l.primitiveLength+=2;}}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,t);},hr("CircleBucket",qn,{omit:["layers"]});var Qn={paint:new Dr({"circle-radius":new qr(E.paint_circle["circle-radius"]),"circle-color":new qr(E.paint_circle["circle-color"]),"circle-blur":new qr(E.paint_circle["circle-blur"]),"circle-opacity":new qr(E.paint_circle["circle-opacity"]),"circle-translate":new jr(E.paint_circle["circle-translate"]),"circle-translate-anchor":new jr(E.paint_circle["circle-translate-anchor"]),"circle-pitch-scale":new jr(E.paint_circle["circle-pitch-scale"]),"circle-pitch-alignment":new 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e===t?(t[12]=e[0]*d+e[4]*v+e[8]*m+e[12],t[13]=e[1]*d+e[5]*v+e[9]*m+e[13],t[14]=e[2]*d+e[6]*v+e[10]*m+e[14],t[15]=e[3]*d+e[7]*v+e[11]*m+e[15]):(n=e[0],i=e[1],o=e[2],a=e[3],s=e[4],u=e[5],l=e[6],p=e[7],c=e[8],h=e[9],f=e[10],y=e[11],t[0]=n,t[1]=i,t[2]=o,t[3]=a,t[4]=s,t[5]=u,t[6]=l,t[7]=p,t[8]=c,t[9]=h,t[10]=f,t[11]=y,t[12]=n*d+s*v+c*m+e[12],t[13]=i*d+u*v+h*m+e[13],t[14]=o*d+l*v+f*m+e[14],t[15]=a*d+p*v+y*m+e[15]),t},scale:function(t,e,r){var n=r[0],i=r[1],o=r[2];return t[0]=e[0]*n,t[1]=e[1]*n,t[2]=e[2]*n,t[3]=e[3]*n,t[4]=e[4]*i,t[5]=e[5]*i,t[6]=e[6]*i,t[7]=e[7]*i,t[8]=e[8]*o,t[9]=e[9]*o,t[10]=e[10]*o,t[11]=e[11]*o,t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t},multiply:function(t,e,r){var n=e[0],i=e[1],o=e[2],a=e[3],s=e[4],u=e[5],l=e[6],p=e[7],c=e[8],h=e[9],f=e[10],y=e[11],d=e[12],v=e[13],m=e[14],g=e[15],x=r[0],b=r[1],w=r[2],_=r[3];return 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M=mi(x,b),V=0;V<M.length;V+=3)this.indexArray.emplaceBack(w+M[V],w+M[V+1],w+M[V+2]);u.primitiveLength+=M.length/3,u.vertexLength+=o;}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,t);},hr("FillExtrusionBucket",eo,{omit:["layers"]});var io={paint:new Dr({"fill-extrusion-opacity":new jr(E["paint_fill-extrusion"]["fill-extrusion-opacity"]),"fill-extrusion-color":new qr(E["paint_fill-extrusion"]["fill-extrusion-color"]),"fill-extrusion-translate":new jr(E["paint_fill-extrusion"]["fill-extrusion-translate"]),"fill-extrusion-translate-anchor":new jr(E["paint_fill-extrusion"]["fill-extrusion-translate-anchor"]),"fill-extrusion-pattern":new Rr(E["paint_fill-extrusion"]["fill-extrusion-pattern"]),"fill-extrusion-height":new qr(E["paint_fill-extrusion"]["fill-extrusion-height"]),"fill-extrusion-base":new qr(E["paint_fill-extrusion"]["fill-extrusion-base"])})},oo=function(t){function e(e){t.call(this,e,io);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.createBucket=function(t){return new eo(t)},e.prototype.queryRadius=function(){return Yn(this.paint.get("fill-extrusion-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o){return Un(Wn(t,this.paint.get("fill-extrusion-translate"),this.paint.get("fill-extrusion-translate-anchor"),i.angle,o),r)},e.prototype.hasOffscreenPass=function(){return 0!==this.paint.get("fill-extrusion-opacity")&&"none"!==this.visibility},e.prototype.resize=function(){this.viewportFrame&&(this.viewportFrame.destroy(),this.viewportFrame=null);},e}(Nr),ao=$r([{name:"a_pos_normal",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint8"}],4).members,so=uo;function uo(t,e,r,n,i){this.properties={},this.extent=r,this.type=0,this._pbf=t,this._geometry=-1,this._keys=n,this._values=i,t.readFields(lo,this,e);}function lo(t,e,r){1==t?e.id=r.readVarint():2==t?function(t,e){var r=t.readVarint()+t.pos;for(;t.pos<r;){var n=e._keys[t.readVarint()],i=e._values[t.readVarint()];e.properties[n]=i;}}(r,e):3==t?e.type=r.readVarint():4==t&&(e._geometry=r.pos);}function po(t){for(var e,r,n=0,i=0,o=t.length,a=o-1;i<o;a=i++)e=t[i],n+=((r=t[a]).x-e.x)*(e.y+r.y);return n}uo.types=["Unknown","Point","LineString","Polygon"],uo.prototype.loadGeometry=function(){var t=this._pbf;t.pos=this._geometry;for(var e,r=t.readVarint()+t.pos,n=1,i=0,o=0,a=0,u=[];t.pos<r;){if(i<=0){var l=t.readVarint();n=7&l,i=l>>3;}if(i--,1===n||2===n)o+=t.readSVarint(),a+=t.readSVarint(),1===n&&(e&&u.push(e),e=[]),e.push(new s(o,a));else{if(7!==n)throw new Error("unknown command "+n);e&&e.push(e[0].clone());}}return e&&u.push(e),u},uo.prototype.bbox=function(){var t=this._pbf;t.pos=this._geometry;for(var e=t.readVarint()+t.pos,r=1,n=0,i=0,o=0,a=1/0,s=-1/0,u=1/0,l=-1/0;t.pos<e;){if(n<=0){var p=t.readVarint();r=7&p,n=p>>3;}if(n--,1===r||2===r)(i+=t.readSVarint())<a&&(a=i),i>s&&(s=i),(o+=t.readSVarint())<u&&(u=o),o>l&&(l=o);else if(7!==r)throw new Error("unknown command "+r)}return[a,u,s,l]},uo.prototype.toGeoJSON=function(t,e,r){var n,i,o=this.extent*Math.pow(2,r),a=this.extent*t,s=this.extent*e,u=this.loadGeometry(),l=uo.types[this.type];function p(t){for(var e=0;e<t.length;e++){var r=t[e],n=180-360*(r.y+s)/o;t[e]=[360*(r.x+a)/o-180,360/Math.PI*Math.atan(Math.exp(n*Math.PI/180))-90];}}switch(this.type){case 1:var c=[];for(n=0;n<u.length;n++)c[n]=u[n][0];p(u=c);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=[],o=0;o<e;o++){var a=po(t[o]);0!==a&&(void 0===n&&(n=a<0),n===a<0?(r&&i.push(r),r=[t[o]]):r.push(t[o]));}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 h={type:"Feature",geometry:{type:l,coordinates:u},properties:this.properties};return"id"in this&&(h.id=this.id),h};var co=ho;function ho(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(fo,this,e),this.length=this._features.length;}function fo(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 yo(t,e,r){if(3===t){var n=new co(r,r.readVarint()+r.pos);n.length&&(e[n.name]=n);}}ho.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],o=i.feature,a=i.index,s=i.sourceLayerIndex;if(this.layers[0]._featureFilter(new Br(this.zoom),o)){var u=Ln(o);this.addFeature(o,u),e.featureIndex.insert(o,u,a,s,this.index);}}},Ao.prototype.isEmpty=function(){return 0===this.layoutVertexArray.length},Ao.prototype.upload=function(t){this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,ao),this.indexBuffer=t.createIndexBuffer(this.indexArray),this.programConfigurations.upload(t);},Ao.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy());},Ao.prototype.addFeature=function(t,e){for(var r=this.layers[0].layout,n=r.get("line-join").evaluate(t),i=r.get("line-cap"),o=r.get("line-miter-limit"),a=r.get("line-round-limit"),s=0,u=e;s<u.length;s+=1){var l=u[s];this.addLine(l,t,n,i,o,a);}},Ao.prototype.addLine=function(t,e,r,n,i,o){var a=null;e.properties&&e.properties.hasOwnProperty("mapbox_clip_start")&&e.properties.hasOwnProperty("mapbox_clip_end")&&(a={start:e.properties.mapbox_clip_start,end:e.properties.mapbox_clip_end,tileTotal:void 0});for(var s="Polygon"===mo[e.type],u=t.length;u>=2&&t[u-1].equals(t[u-2]);)u--;for(var l=0;l<u-1&&t[l].equals(t[l+1]);)l++;if(!(u<(s?3:2))){a&&(a.tileTotal=function(t,e,r){for(var n,i,o=0,a=e;a<r-1;a++)n=t[a],i=t[a+1],o+=n.dist(i);return o}(t,l,u)),"bevel"===r&&(i=1.05);var p=Pn/(512*this.overscaling)*15,c=t[l],h=this.segments.prepareSegment(10*u,this.layoutVertexArray,this.indexArray);this.distance=0;var f,y,d,v=n,m=s?"butt":n,g=!0,x=void 0,b=void 0,w=void 0,_=void 0;this.e1=this.e2=this.e3=-1,s&&(f=t[u-2],_=c.sub(f)._unit()._perp());for(var A=l;A<u;A++)if(!(b=s&&A===u-1?t[l+1]:t[A+1])||!t[A].equals(b)){_&&(w=_),f&&(x=f),f=t[A],_=b?b.sub(f)._unit()._perp():w;var k=(w=w||_).add(_);0===k.x&&0===k.y||k._unit();var z=k.x*_.x+k.y*_.y,S=0!==z?1/z:1/0,M=z<xo&&x&&b;if(M&&A>l){var V=f.dist(x);if(V>2*p){var B=f.sub(f.sub(x)._mult(p/V)._round());this.distance+=B.dist(x),this.addCurrentVertex(B,this.distance,w.mult(1),0,0,!1,h,a),x=B;}}var C=x&&b,I=C?r:b?v:m;if(C&&"round"===I&&(S<o?I="miter":S<=2&&(I="fakeround")),"miter"===I&&S>i&&(I="bevel"),"bevel"===I&&(S>2&&(I="flipbevel"),S<i&&(I="miter")),x&&(this.distance+=f.dist(x)),"miter"===I)k._mult(S),this.addCurrentVertex(f,this.distance,k,0,0,!1,h,a);else if("flipbevel"===I){if(S>100)k=_.clone().mult(-1);else{var E=w.x*_.y-w.y*_.x>0?-1:1,F=S*w.add(_).mag()/w.sub(_).mag();k._perp()._mult(F*E);}this.addCurrentVertex(f,this.distance,k,0,0,!1,h,a),this.addCurrentVertex(f,this.distance,k.mult(-1),0,0,!1,h,a);}else if("bevel"===I||"fakeround"===I){var P=w.x*_.y-w.y*_.x>0,T=-Math.sqrt(S*S-1);if(P?(d=0,y=T):(y=0,d=T),g||this.addCurrentVertex(f,this.distance,w,y,d,!1,h,a),"fakeround"===I){for(var O=Math.floor(8*(.5-(z-.5))),L=void 0,j=0;j<O;j++)L=_.mult((j+1)/(O+1))._add(w)._unit(),this.addPieSliceVertex(f,this.distance,L,P,h,a);this.addPieSliceVertex(f,this.distance,k,P,h,a);for(var q=O-1;q>=0;q--)L=w.mult((q+1)/(O+1))._add(_)._unit(),this.addPieSliceVertex(f,this.distance,L,P,h,a);}b&&this.addCurrentVertex(f,this.distance,_,-y,-d,!1,h,a);}else"butt"===I?(g||this.addCurrentVertex(f,this.distance,w,0,0,!1,h,a),b&&this.addCurrentVertex(f,this.distance,_,0,0,!1,h,a)):"square"===I?(g||(this.addCurrentVertex(f,this.distance,w,1,1,!1,h,a),this.e1=this.e2=-1),b&&this.addCurrentVertex(f,this.distance,_,-1,-1,!1,h,a)):"round"===I&&(g||(this.addCurrentVertex(f,this.distance,w,0,0,!1,h,a),this.addCurrentVertex(f,this.distance,w,1,1,!0,h,a),this.e1=this.e2=-1),b&&(this.addCurrentVertex(f,this.distance,_,-1,-1,!0,h,a),this.addCurrentVertex(f,this.distance,_,0,0,!1,h,a)));if(M&&A<u-1){var R=f.dist(b);if(R>2*p){var U=f.add(b.sub(f)._mult(p/R)._round());this.distance+=U.dist(f),this.addCurrentVertex(U,this.distance,_.mult(1),0,0,!1,h,a),f=U;}}g=!1;}this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length,e);}},Ao.prototype.addCurrentVertex=function(t,e,r,n,i,o,a,s){var u,l=this.layoutVertexArray,p=this.indexArray;s&&(e=ko(e,s)),u=r.clone(),n&&u._sub(r.perp()._mult(n)),_o(l,t,u,o,!1,n,e),this.e3=a.vertexLength++,this.e1>=0&&this.e2>=0&&(p.emplaceBack(this.e1,this.e2,this.e3),a.primitiveLength++),this.e1=this.e2,this.e2=this.e3,u=r.mult(-1),i&&u._sub(r.perp()._mult(i)),_o(l,t,u,o,!0,-i,e),this.e3=a.vertexLength++,this.e1>=0&&this.e2>=0&&(p.emplaceBack(this.e1,this.e2,this.e3),a.primitiveLength++),this.e1=this.e2,this.e2=this.e3,e>wo/2&&!s&&(this.distance=0,this.addCurrentVertex(t,this.distance,r,n,i,o,a));},Ao.prototype.addPieSliceVertex=function(t,e,r,n,i,o){r=r.mult(n?-1:1);var a=this.layoutVertexArray,s=this.indexArray;o&&(e=ko(e,o)),_o(a,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;},hr("LineBucket",Ao,{omit:["layers"]});var zo=new Dr({"line-cap":new jr(E.layout_line["line-cap"]),"line-join":new qr(E.layout_line["line-join"]),"line-miter-limit":new jr(E.layout_line["line-miter-limit"]),"line-round-limit":new jr(E.layout_line["line-round-limit"])}),So={paint:new Dr({"line-opacity":new qr(E.paint_line["line-opacity"]),"line-color":new qr(E.paint_line["line-color"]),"line-translate":new jr(E.paint_line["line-translate"]),"line-translate-anchor":new jr(E.paint_line["line-translate-anchor"]),"line-width":new qr(E.paint_line["line-width"]),"line-gap-width":new qr(E.paint_line["line-gap-width"]),"line-offset":new qr(E.paint_line["line-offset"]),"line-blur":new qr(E.paint_line["line-blur"]),"line-dasharray":new Rr(E.paint_line["line-dasharray"]),"line-pattern":new Rr(E.paint_line["line-pattern"]),"line-gradient":new Ur(E.paint_line["line-gradient"])}),layout:zo},Mo=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 Br(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){return r=h({},r,{zoom:Math.floor(r.zoom)}),t.prototype.evaluate.call(this,e,r,n)},e}(qr))(So.paint.properties["line-width"].specification);Mo.useIntegerZoom=!0;var Vo=function(t){function e(e){t.call(this,e,So);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.setPaintProperty=function(e,r,n){t.prototype.setPaintProperty.call(this,e,r,n),"line-gradient"===e&&this._updateGradient();},e.prototype._updateGradient=function(){var t=this._transitionablePaint._values["line-gradient"].value.expression;this.gradient=hi(t,"lineProgress"),this.gradientTexture=null;},e.prototype.recalculate=function(e){t.prototype.recalculate.call(this,e),this.paint._values["line-floorwidth"]=Mo.possiblyEvaluate(this._transitioningPaint._values["line-width"].value,e);},e.prototype.createBucket=function(t){return new Ao(t)},e.prototype.queryRadius=function(t){var e=t,r=Bo(Gn("line-width",this,e),Gn("line-gap-width",this,e)),n=Gn("line-offset",this,e);return r/2+Math.abs(n)+Yn(this.paint.get("line-translate"))},e.prototype.queryIntersectsFeature=function(t,e,r,n,i,o){var a=Wn(t,this.paint.get("line-translate"),this.paint.get("line-translate-anchor"),i.angle,o),u=o/2*Bo(this.paint.get("line-width").evaluate(e),this.paint.get("line-gap-width").evaluate(e)),l=this.paint.get("line-offset").evaluate(e);return l&&(r=function(t,e){for(var r=[],n=new s(0,0),i=0;i<t.length;i++){for(var o=t[i],a=[],u=0;u<o.length;u++){var l=o[u-1],p=o[u],c=o[u+1],h=0===u?n:p.sub(l)._unit()._perp(),f=u===o.length-1?n:c.sub(p)._unit()._perp(),y=h._add(f)._unit(),d=y.x*f.x+y.y*f.y;y._mult(1/d),a.push(y._mult(e)._add(p));}r.push(a);}return r}(r,l*o)),Dn(a,r,u)},e}(Nr);function Bo(t,e){return e>0?e+2*t:t}var Co=$r([{name:"a_pos_offset",components:4,type:"Int16"},{name:"a_data",components:4,type:"Uint16"}]),Io=$r([{name:"a_projected_pos",components:3,type:"Float32"}],4),Eo=($r([{name:"a_fade_opacity",components:1,type:"Uint32"}],4),$r([{name:"a_placed",components:2,type:"Uint8"}],4)),Fo=($r([{type:"Int16",name:"anchorPointX"},{type:"Int16",name:"anchorPointY"},{type:"Int16",name:"x1"},{type:"Int16",name:"y1"},{type:"Int16",name:"x2"},{type:"Int16",name:"y2"},{type:"Uint32",name:"featureIndex"},{type:"Uint16",name:"sourceLayerIndex"},{type:"Uint16",name:"bucketIndex"},{type:"Int16",name:"radius"},{type:"Int16",name:"signedDistanceFromAnchor"}]),$r([{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],4)),Po=$r([{name:"a_pos",components:2,type:"Int16"},{name:"a_anchor_pos",components:2,type:"Int16"},{name:"a_extrude",components:2,type:"Int16"}],4);$r([{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"}]),$r([{type:"Float32",name:"offsetX"}]),$r([{type:"Int16",name:"x"},{type:"Int16",name:"y"},{type:"Int16",name:"tileUnitDistanceFromAnchor"}]);function To(t,e,r){var n=e.layout.get("text-transform").evaluate(r);return"uppercase"===n?t=t.toLocaleUpperCase():"lowercase"===n&&(t=t.toLocaleLowerCase()),Vr.applyArabicShaping&&(t=Vr.applyArabicShaping(t)),t}var Oo={"!":"︕","#":"#",$:"$","%":"ï¼…","&":"&","(":"︵",")":"︶","*":"*","+":"+",",":"︐","-":"︲",".":"・","/":"/",":":"︓",";":"︔","<":"︿","=":"=",">":"ï¹€","?":"︖","@":"ï¼ ","[":"﹇","\\":"ï¼¼","]":"﹈","^":"ï¼¾",_:"︳","`":"ï½","{":"︷","|":"â","}":"︸","~":"~","¢":"ï¿ ","£":"ï¿¡","Â¥":"ï¿¥","¦":"¦","¬":"ï¿¢","¯":"ï¿£","â":"︲","â":"︱","â˜":"﹃","â":"ï¹","âœ":"﹁","â":"ï¹","â¦":"ï¸","â§":"・","â©":"₩","ã":"ï¸","ã":"ï¸","ãˆ":"︿","ã":"ï¹","ãŠ":"︽","ã":"︾","ãŒ":"﹁","ã":"ï¹","ãŽ":"﹃","ã":"ï¹","ã":"︻","ã":"︼","ã":"︹","ã":"︺","ã":"ï¸","ã":"︘","!":"ï¸","(":"︵","ï¼":"ï¸",",":"︐","-":"︲",".":"・",":":"ï¸","ï¼":"ï¸","<":"︿",">":"ï¹","?":"ï¸","ï¼»":"ï¹","ï¼½":"﹈","_":"︳","ï½":"︷","|":"â","}":"︸","⦅":"︵","ï½ ":"ï¸","。":"ï¸","ï½¢":"﹁","ï½£":"ï¹"};var Lo=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}(s);function jo(t,e){var r=e.expression;if("constant"===r.kind)return{functionType:"constant",layoutSize:r.evaluate(new Br(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 o=i=Math.max(0,i-1);o<n.length&&n[o]<t+1;)o++;o=Math.min(n.length-1,o);var a={min:n[i],max:n[o]};return"composite"===r.kind?{functionType:"composite",zoomRange:a,propertyValue:e.value}:{functionType:"camera",layoutSize:r.evaluate(new Br(t+1)),zoomRange:a,sizeRange:{min:r.evaluate(new Br(a.min)),max:r.evaluate(new Br(a.max))},propertyValue:e.value}}hr("Anchor",Lo);var qo=vo.VectorTileFeature.types,Ro=[{name:"a_fade_opacity",components:1,type:"Uint8",offset:0}];function Uo(t,e,r,n,i,o,a,s){t.emplaceBack(e,r,Math.round(32*n),Math.round(32*i),o,a,s?s[0]:0,s?s[1]:0);}function Do(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 No=function(t){this.layoutVertexArray=new Qr,this.indexArray=new pn,this.programConfigurations=t,this.segments=new zn,this.dynamicLayoutVertexArray=new tn,this.opacityVertexArray=new en,this.placedSymbolArray=new mn;};No.prototype.upload=function(t,e){this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,Co.members),this.indexBuffer=t.createIndexBuffer(this.indexArray,e),this.programConfigurations.upload(t),this.dynamicLayoutVertexBuffer=t.createVertexBuffer(this.dynamicLayoutVertexArray,Io.members,!0),this.opacityVertexBuffer=t.createVertexBuffer(this.opacityVertexArray,Ro,!0),this.opacityVertexBuffer.itemSize=1;},No.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.programConfigurations.destroy(),this.segments.destroy(),this.dynamicLayoutVertexBuffer.destroy(),this.opacityVertexBuffer.destroy());},hr("SymbolBuffers",No);var Zo=function(t,e,r){this.layoutVertexArray=new t,this.layoutAttributes=e,this.indexArray=new r,this.segments=new zn,this.collisionVertexArray=new on;};Zo.prototype.upload=function(t){this.layoutVertexBuffer=t.createVertexBuffer(this.layoutVertexArray,this.layoutAttributes),this.indexBuffer=t.createIndexBuffer(this.indexArray),this.collisionVertexBuffer=t.createVertexBuffer(this.collisionVertexArray,Eo.members,!0);},Zo.prototype.destroy=function(){this.layoutVertexBuffer&&(this.layoutVertexBuffer.destroy(),this.indexBuffer.destroy(),this.segments.destroy(),this.collisionVertexBuffer.destroy());},hr("CollisionBuffers",Zo);var Ko=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=jo(this.zoom,e["text-size"]),this.iconSizeData=jo(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");};Ko.prototype.createArrays=function(){this.text=new No(new En(Co.members,this.layers,this.zoom,function(t){return/^text/.test(t)})),this.icon=new No(new En(Co.members,this.layers,this.zoom,function(t){return/^icon/.test(t)})),this.collisionBox=new Zo(nn,Fo.members,cn),this.collisionCircle=new Zo(nn,Po.members,pn),this.glyphOffsetArray=new xn,this.lineVertexArray=new wn;},Ko.prototype.populate=function(t,e){var r=this.layers[0],n=r.layout,i=n.get("text-font"),o=n.get("text-field"),a=n.get("icon-image"),s=("constant"!==o.value.kind||o.value.value.length>0)&&("constant"!==i.value.kind||i.value.value.length>0),u="constant"!==a.value.kind||a.value.value&&a.value.value.length>0;if(this.features=[],s||u){for(var l=e.iconDependencies,p=e.glyphDependencies,c=new Br(this.zoom),h=0,f=t;h<f.length;h+=1){var y=f[h],d=y.feature,v=y.index,m=y.sourceLayerIndex;if(r._featureFilter(c,d)){var g=void 0;s&&(g=To(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:v,sourceLayerIndex:m,geometry:Ln(d),properties:d.properties,type:qo[d.type]};if(void 0!==d.id&&(b.id=d.id),this.features.push(b),x&&(l[x]=!0),g)for(var w=i.evaluate(d).join(","),_=p[w]=p[w]||{},A="map"===n.get("text-rotation-alignment")&&"line"===n.get("symbol-placement"),k=gr(g),z=0;z<g.length;z++)if(_[g.charCodeAt(z)]=!0,A&&k){var S=Oo[g.charAt(z)];S&&(_[S.charCodeAt(0)]=!0);}}}}"line"===n.get("symbol-placement")&&(this.features=function(t){var e={},r={},n=[],i=0;function o(e){n.push(t[e]),i++;}function a(t,e,i){var o=r[t];return delete r[t],r[e]=o,n[o].geometry[0].pop(),n[o].geometry[0]=n[o].geometry[0].concat(i[0]),o}function s(t,r,i){var o=e[r];return delete e[r],e[t]=o,n[o].geometry[0].shift(),n[o].geometry[0]=i[0].concat(n[o].geometry[0]),o}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],c=p.geometry,h=p.text;if(h){var f=u(h,c),y=u(h,c,!0);if(f in r&&y in e&&r[f]!==e[y]){var d=s(f,y,c),v=a(f,y,n[d].geometry);delete e[f],delete r[y],r[u(h,n[v].geometry,!0)]=v,n[d].geometry=null;}else f in r?a(f,y,c):y in e?s(f,y,c):(o(l),e[f]=i-1,r[y]=i-1);}else o(l);}return n.filter(function(t){return t.geometry})}(this.features));}},Ko.prototype.isEmpty=function(){return 0===this.symbolInstances.length},Ko.prototype.upload=function(t){this.text.upload(t,this.sortFeaturesByY),this.icon.upload(t,this.sortFeaturesByY),this.collisionBox.upload(t),this.collisionCircle.upload(t);},Ko.prototype.destroy=function(){this.text.destroy(),this.icon.destroy(),this.collisionBox.destroy(),this.collisionCircle.destroy();},Ko.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]),o={},a=t.segment+1;a<e.length;a++)o[a]={x:e[a].x,y:e[a].y,tileUnitDistanceFromAnchor:n},a<e.length-1&&(n+=e[a+1].dist(e[a]));for(var s=t.segment||0;s>=0;s--)o[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=o[u];this.lineVertexArray.emplaceBack(l.x,l.y,l.tileUnitDistanceFromAnchor);}}return{lineStartIndex:r,lineLength:this.lineVertexArray.length-r}},Ko.prototype.addSymbols=function(t,e,r,n,i,o,a,s,u,l){for(var p=t.indexArray,c=t.layoutVertexArray,h=t.dynamicLayoutVertexArray,f=t.segments.prepareSegment(4*e.length,t.layoutVertexArray,t.indexArray),y=this.glyphOffsetArray.length,d=f.vertexLength,v=0,m=e;v<m.length;v+=1){var g=m[v],x=g.tl,b=g.tr,w=g.bl,_=g.br,A=g.tex,k=f.vertexLength,z=g.glyphOffset[1];Uo(c,s.x,s.y,x.x,z+x.y,A.x,A.y,r),Uo(c,s.x,s.y,b.x,z+b.y,A.x+A.w,A.y,r),Uo(c,s.x,s.y,w.x,z+w.y,A.x,A.y+A.h,r),Uo(c,s.x,s.y,_.x,z+_.y,A.x+A.w,A.y+A.h,r),Do(h,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],a,!1),t.programConfigurations.populatePaintArrays(t.layoutVertexArray.length,o);},Ko.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))},Ko.prototype.addCollisionDebugVertices=function(t,e,r,n,i,o,a,u){var l=i.segments.prepareSegment(4,i.layoutVertexArray,i.indexArray),p=l.vertexLength,c=i.layoutVertexArray,h=i.collisionVertexArray;if(this._addCollisionDebugVertex(c,h,o,a.anchor,new s(t,e)),this._addCollisionDebugVertex(c,h,o,a.anchor,new s(r,e)),this._addCollisionDebugVertex(c,h,o,a.anchor,new s(r,n)),this._addCollisionDebugVertex(c,h,o,a.anchor,new s(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;}},Ko.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 o=i.boxStartIndex;o<i.boxEndIndex;o++){var a=this.collisionBoxArray.get(o),s=a.x1,u=a.y1,l=a.x2,p=a.y2,c=a.radius>0;this.addCollisionDebugVertices(s,u,l,p,c?this.collisionCircle:this.collisionBox,a.anchorPoint,r,c);}}}},Ko.prototype.deserializeCollisionBoxes=function(t,e,r,n,i){for(var o={},a=e;a<r;a++){var s=t.get(a);if(0===s.radius){o.textBox={x1:s.x1,y1:s.y1,x2:s.x2,y2:s.y2,anchorPointX:s.anchorPointX,anchorPointY:s.anchorPointY},o.textFeatureIndex=s.featureIndex;break}o.textCircles||(o.textCircles=[],o.textFeatureIndex=s.featureIndex);o.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){o.iconBox={x1:l.x1,y1:l.y1,x2:l.x2,y2:l.y2,anchorPointX:l.anchorPointX,anchorPointY:l.anchorPointY},o.iconFeatureIndex=l.featureIndex;break}}return o},Ko.prototype.hasTextData=function(){return this.text.segments.get().length>0},Ko.prototype.hasIconData=function(){return this.icon.segments.get().length>0},Ko.prototype.hasCollisionBoxData=function(){return this.collisionBox.segments.get().length>0},Ko.prototype.hasCollisionCircleData=function(){return this.collisionCircle.segments.get().length>0},Ko.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),o=Math.cos(t);r.sort(function(t,r){var n=e.symbolInstances[t],a=e.symbolInstances[r];return(i*n.anchor.x+o*n.anchor.y|0)-(i*a.anchor.x+o*a.anchor.y|0)||a.featureIndex-n.featureIndex}),this.text.indexArray.clear(),this.icon.indexArray.clear(),this.featureSortOrder=[];for(var a=0,s=r;a<s.length;a+=1){var u=s[a],l=e.symbolInstances[u];e.featureSortOrder.push(l.featureIndex);for(var p=0,c=l.placedTextSymbolIndices;p<c.length;p+=1)for(var h=c[p],f=e.text.placedSymbolArray.get(h),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 v=e.icon.placedSymbolArray.get(u);if(v.numGlyphs){var m=v.vertexStartIndex;e.icon.indexArray.emplaceBack(m,m+1,m+2),e.icon.indexArray.emplaceBack(m+1,m+2,m+3);}}this.text.indexBuffer&&this.text.indexBuffer.updateData(this.text.indexArray),this.icon.indexBuffer&&this.icon.indexBuffer.updateData(this.icon.indexArray);}},hr("SymbolBucket",Ko,{omit:["layers","collisionBoxArray","features","compareText"],shallow:["symbolInstances"]}),Ko.MAX_GLYPHS=65535,Ko.addDynamicAttributes=Do;var Jo=new Dr({"symbol-placement":new jr(E.layout_symbol["symbol-placement"]),"symbol-spacing":new jr(E.layout_symbol["symbol-spacing"]),"symbol-avoid-edges":new jr(E.layout_symbol["symbol-avoid-edges"]),"icon-allow-overlap":new jr(E.layout_symbol["icon-allow-overlap"]),"icon-ignore-placement":new jr(E.layout_symbol["icon-ignore-placement"]),"icon-optional":new jr(E.layout_symbol["icon-optional"]),"icon-rotation-alignment":new jr(E.layout_symbol["icon-rotation-alignment"]),"icon-size":new qr(E.layout_symbol["icon-size"]),"icon-text-fit":new jr(E.layout_symbol["icon-text-fit"]),"icon-text-fit-padding":new jr(E.layout_symbol["icon-text-fit-padding"]),"icon-image":new qr(E.layout_symbol["icon-image"]),"icon-rotate":new qr(E.layout_symbol["icon-rotate"]),"icon-padding":new jr(E.layout_symbol["icon-padding"]),"icon-keep-upright":new jr(E.layout_symbol["icon-keep-upright"]),"icon-offset":new qr(E.layout_symbol["icon-offset"]),"icon-anchor":new qr(E.layout_symbol["icon-anchor"]),"icon-pitch-alignment":new jr(E.layout_symbol["icon-pitch-alignment"]),"text-pitch-alignment":new jr(E.layout_symbol["text-pitch-alignment"]),"text-rotation-alignment":new jr(E.layout_symbol["text-rotation-alignment"]),"text-field":new qr(E.layout_symbol["text-field"]),"text-font":new qr(E.layout_symbol["text-font"]),"text-size":new qr(E.layout_symbol["text-size"]),"text-max-width":new qr(E.layout_symbol["text-max-width"]),"text-line-height":new jr(E.layout_symbol["text-line-height"]),"text-letter-spacing":new qr(E.layout_symbol["text-letter-spacing"]),"text-justify":new qr(E.layout_symbol["text-justify"]),"text-anchor":new qr(E.layout_symbol["text-anchor"]),"text-max-angle":new jr(E.layout_symbol["text-max-angle"]),"text-rotate":new qr(E.layout_symbol["text-rotate"]),"text-padding":new jr(E.layout_symbol["text-padding"]),"text-keep-upright":new jr(E.layout_symbol["text-keep-upright"]),"text-transform":new qr(E.layout_symbol["text-transform"]),"text-offset":new qr(E.layout_symbol["text-offset"]),"text-allow-overlap":new jr(E.layout_symbol["text-allow-overlap"]),"text-ignore-placement":new jr(E.layout_symbol["text-ignore-placement"]),"text-optional":new jr(E.layout_symbol["text-optional"])}),$o={paint:new Dr({"icon-opacity":new qr(E.paint_symbol["icon-opacity"]),"icon-color":new qr(E.paint_symbol["icon-color"]),"icon-halo-color":new qr(E.paint_symbol["icon-halo-color"]),"icon-halo-width":new qr(E.paint_symbol["icon-halo-width"]),"icon-halo-blur":new qr(E.paint_symbol["icon-halo-blur"]),"icon-translate":new jr(E.paint_symbol["icon-translate"]),"icon-translate-anchor":new jr(E.paint_symbol["icon-translate-anchor"]),"text-opacity":new qr(E.paint_symbol["text-opacity"]),"text-color":new qr(E.paint_symbol["text-color"]),"text-halo-color":new qr(E.paint_symbol["text-halo-color"]),"text-halo-width":new qr(E.paint_symbol["text-halo-width"]),"text-halo-blur":new qr(E.paint_symbol["text-halo-blur"]),"text-translate":new jr(E.paint_symbol["text-translate"]),"text-translate-anchor":new jr(E.paint_symbol["text-translate-anchor"])}),layout:Jo},Ho=function(t){function e(e){t.call(this,e,$o);}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")&&("line"===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")&&("line"===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()||be(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 Ko(t)},e.prototype.queryRadius=function(){return 0},e.prototype.queryIntersectsFeature=function(){return!1},e}(Nr),Xo={paint:new Dr({"background-color":new jr(E.paint_background["background-color"]),"background-pattern":new Rr(E.paint_background["background-pattern"]),"background-opacity":new jr(E.paint_background["background-opacity"])})},Go=function(t){function e(e){t.call(this,e,Xo);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Nr),Yo={paint:new Dr({"raster-opacity":new jr(E.paint_raster["raster-opacity"]),"raster-hue-rotate":new jr(E.paint_raster["raster-hue-rotate"]),"raster-brightness-min":new jr(E.paint_raster["raster-brightness-min"]),"raster-brightness-max":new jr(E.paint_raster["raster-brightness-max"]),"raster-saturation":new jr(E.paint_raster["raster-saturation"]),"raster-contrast":new jr(E.paint_raster["raster-contrast"]),"raster-fade-duration":new jr(E.paint_raster["raster-fade-duration"])})},Wo={circle:ni,heatmap:fi,hillshade:di,fill:Yi,"fill-extrusion":oo,line:Vo,symbol:Ho,background:Go,raster:function(t){function e(e){t.call(this,e,Yo);}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e}(Nr)};var Qo=n(function(t,e){t.exports=function(){function t(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 e(t,e,r){this.x=0,this.y=t,this.w=this.free=e,this.h=r;}return t.prototype.pack=function(t,e){t=[].concat(t),e=e||{};for(var r,n,i,o,a=[],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(!(o=this.packOne(r,n,i)))continue;e.inPlace&&(t[s].x=o.x,t[s].y=o.y,t[s].id=o.id),a.push(o);}return this.shrink(),a},t.prototype.packOne=function(t,r,n){var i,o,a,s,u,l,p,c,h={freebin:-1,shelf:-1,waste:1/0},f=0;if("string"==typeof n||"number"==typeof n){if(i=this.getBin(n))return this.ref(i),i;"number"==typeof n&&(this.maxId=Math.max(n,this.maxId));}else n=++this.maxId;for(s=0;s<this.freebins.length;s++){if(r===(i=this.freebins[s]).maxh&&t===i.maxw)return this.allocFreebin(s,t,r,n);r>i.maxh||t>i.maxw||r<=i.maxh&&t<=i.maxw&&(a=i.maxw*i.maxh-t*r)<h.waste&&(h.waste=a,h.freebin=s);}for(s=0;s<this.shelves.length;s++)if(f+=(o=this.shelves[s]).h,!(t>o.free)){if(r===o.h)return this.allocShelf(s,t,r,n);r>o.h||r<o.h&&(a=(o.h-r)*t)<h.waste&&(h.freebin=-1,h.waste=a,h.shelf=s);}return-1!==h.freebin?this.allocFreebin(h.freebin,t,r,n):-1!==h.shelf?this.allocShelf(h.shelf,t,r,n):r<=this.h-f&&t<=this.w?(o=new e(f,this.w,r),this.allocShelf(this.shelves.push(o)-1,t,r,n)):this.autoResize?(u=l=this.h,((p=c=this.w)<=u||t>p)&&(c=2*Math.max(t,p)),(u<p||r>u)&&(l=2*Math.max(r,u)),this.resize(c,l),this.packOne(t,r,n)):null},t.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},t.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},t.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);}},t.prototype.getBin=function(t){return this.bins[t]},t.prototype.ref=function(t){if(1==++t.refcount){var e=t.h;this.stats[e]=1+(0|this.stats[e]);}return t.refcount},t.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)},t.prototype.clear=function(){this.shelves=[],this.freebins=[],this.stats={},this.bins={},this.maxId=0;},t.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},e.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,o,a){this.id=t,this.x=e,this.y=r,this.w=n,this.h=i,this.maxw=o||n,this.maxh=a||i,this.refcount=0;}(r,n,this.y,t,e,t,this.h)},e.prototype.resize=function(t){return this.free+=t-this.w,this.w=t,!0},t}();}),ta=function(t,e){var r=e.pixelRatio;this.paddedRect=t,this.pixelRatio=r;},ea={tl:{configurable:!0},br:{configurable:!0},displaySize:{configurable:!0}};ea.tl.get=function(){return[this.paddedRect.x+1,this.paddedRect.y+1]},ea.br.get=function(){return[this.paddedRect.x+this.paddedRect.w-1,this.paddedRect.y+this.paddedRect.h-1]},ea.displaySize.get=function(){return[(this.paddedRect.w-2)/this.pixelRatio,(this.paddedRect.h-2)/this.pixelRatio]},Object.defineProperties(ta.prototype,ea);var ra=function(t){var e=new pi({width:0,height:0}),r={},n=new Qo(0,0,{autoResize:!0});for(var i in t){var o=t[i],a=n.packOne(o.data.width+2,o.data.height+2);e.resize({width:n.w,height:n.h}),pi.copy(o.data,e,{x:0,y:0},{x:a.x+1,y:a.y+1},o.data),r[i]=new ta(a,o);}n.shrink(),e.resize({width:n.w,height:n.h}),this.image=e,this.positions=r;};hr("ImagePosition",ta),hr("ImageAtlas",ra);var na=function(t,e,r,n,i){var o,a,s=8*i-n-1,u=(1<<s)-1,l=u>>1,p=-7,c=r?i-1:0,h=r?-1:1,f=t[e+c];for(c+=h,o=f&(1<<-p)-1,f>>=-p,p+=s;p>0;o=256*o+t[e+c],c+=h,p-=8);for(a=o&(1<<-p)-1,o>>=-p,p+=n;p>0;a=256*a+t[e+c],c+=h,p-=8);if(0===o)o=1-l;else{if(o===u)return a?NaN:1/0*(f?-1:1);a+=Math.pow(2,n),o-=l;}return(f?-1:1)*a*Math.pow(2,o-n)},ia=function(t,e,r,n,i,o){var a,s,u,l=8*o-i-1,p=(1<<l)-1,c=p>>1,h=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,f=n?0:o-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,a=p):(a=Math.floor(Math.log(e)/Math.LN2),e*(u=Math.pow(2,-a))<1&&(a--,u*=2),(e+=a+c>=1?h/u:h*Math.pow(2,1-c))*u>=2&&(a++,u/=2),a+c>=p?(s=0,a=p):a+c>=1?(s=(e*u-1)*Math.pow(2,i),a+=c):(s=e*Math.pow(2,c-1)*Math.pow(2,i),a=0));i>=8;t[r+f]=255&s,f+=y,s/=256,i-=8);for(a=a<<i|s,l+=i;l>0;t[r+f]=255&a,f+=y,a/=256,l-=8);t[r+f-y]|=128*d;},oa=aa;function aa(t){this.buf=ArrayBuffer.isView&&ArrayBuffer.isView(t)?t:new Uint8Array(t||0),this.pos=0,this.type=0,this.length=this.buf.length;}aa.Varint=0,aa.Fixed64=1,aa.Bytes=2,aa.Fixed32=5;function sa(t){return t.type===aa.Bytes?t.readVarint()+t.pos:t.pos+1}function ua(t,e,r){return r?4294967296*e+(t>>>0):4294967296*(e>>>0)+(t>>>0)}function la(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 pa(t,e){for(var r=0;r<t.length;r++)e.writeVarint(t[r]);}function ca(t,e){for(var r=0;r<t.length;r++)e.writeSVarint(t[r]);}function ha(t,e){for(var r=0;r<t.length;r++)e.writeFloat(t[r]);}function fa(t,e){for(var r=0;r<t.length;r++)e.writeDouble(t[r]);}function ya(t,e){for(var r=0;r<t.length;r++)e.writeBoolean(t[r]);}function da(t,e){for(var r=0;r<t.length;r++)e.writeFixed32(t[r]);}function va(t,e){for(var r=0;r<t.length;r++)e.writeSFixed32(t[r]);}function ma(t,e){for(var r=0;r<t.length;r++)e.writeFixed64(t[r]);}function ga(t,e){for(var r=0;r<t.length;r++)e.writeSFixed64(t[r]);}function xa(t,e){return(t[e]|t[e+1]<<8|t[e+2]<<16)+16777216*t[e+3]}function ba(t,e,r){t[r]=e,t[r+1]=e>>>8,t[r+2]=e>>>16,t[r+3]=e>>>24;}function wa(t,e){return(t[e]|t[e+1]<<8|t[e+2]<<16)+(t[e+3]<<24)}aa.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,o=this.pos;this.type=7&n,t(i,e,this),this.pos===o&&this.skip(n);}return e},readMessage:function(t,e){return this.readFields(t,e,this.readVarint()+this.pos)},readFixed32:function(){var t=xa(this.buf,this.pos);return this.pos+=4,t},readSFixed32:function(){var t=wa(this.buf,this.pos);return this.pos+=4,t},readFixed64:function(){var t=xa(this.buf,this.pos)+4294967296*xa(this.buf,this.pos+4);return this.pos+=8,t},readSFixed64:function(){var t=xa(this.buf,this.pos)+4294967296*wa(this.buf,this.pos+4);return this.pos+=8,t},readFloat:function(){var t=na(this.buf,this.pos,!0,23,4);return this.pos+=4,t},readDouble:function(){var t=na(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,o=r.buf;if(i=o[r.pos++],n=(112&i)>>4,i<128)return ua(t,n,e);if(i=o[r.pos++],n|=(127&i)<<3,i<128)return ua(t,n,e);if(i=o[r.pos++],n|=(127&i)<<10,i<128)return ua(t,n,e);if(i=o[r.pos++],n|=(127&i)<<17,i<128)return ua(t,n,e);if(i=o[r.pos++],n|=(127&i)<<24,i<128)return ua(t,n,e);if(i=o[r.pos++],n|=(1&i)<<31,i<128)return ua(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 o,a,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&(o=t[i+1]))&&(l=(31&u)<<6|63&o)<=127&&(l=null):3===p?(o=t[i+1],a=t[i+2],128==(192&o)&&128==(192&a)&&((l=(15&u)<<12|(63&o)<<6|63&a)<=2047||l>=55296&&l<=57343)&&(l=null)):4===p&&(o=t[i+1],a=t[i+2],s=t[i+3],128==(192&o)&&128==(192&a)&&128==(192&s)&&((l=(15&u)<<18|(63&o)<<12|(63&a)<<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=sa(this);for(t=t||[];this.pos<r;)t.push(this.readVarint(e));return t},readPackedSVarint:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readSVarint());return t},readPackedBoolean:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readBoolean());return t},readPackedFloat:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readFloat());return t},readPackedDouble:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readDouble());return t},readPackedFixed32:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readFixed32());return t},readPackedSFixed32:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed32());return t},readPackedFixed64:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readFixed64());return t},readPackedSFixed64:function(t){var e=sa(this);for(t=t||[];this.pos<e;)t.push(this.readSFixed64());return t},skip:function(t){var e=7&t;if(e===aa.Varint)for(;this.buf[this.pos++]>127;);else if(e===aa.Bytes)this.pos=this.readVarint()+this.pos;else if(e===aa.Fixed32)this.pos+=4;else{if(e!==aa.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),ba(this.buf,t,this.pos),this.pos+=4;},writeSFixed32:function(t){this.realloc(4),ba(this.buf,t,this.pos),this.pos+=4;},writeFixed64:function(t){this.realloc(8),ba(this.buf,-1&t,this.pos),ba(this.buf,Math.floor(t*(1/4294967296)),this.pos+4),this.pos+=8;},writeSFixed64:function(t){this.realloc(8),ba(this.buf,-1&t,this.pos),ba(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,o=0;o<e.length;o++){if((n=e.charCodeAt(o))>55295&&n<57344){if(!i){n>56319||o+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&&la(e,r,this),this.pos=e-1,this.writeVarint(r),this.pos+=r;},writeFloat:function(t){this.realloc(4),ia(this.buf,t,this.pos,!0,23,4),this.pos+=4;},writeDouble:function(t){this.realloc(8),ia(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&&la(r,n,this),this.pos=r-1,this.writeVarint(n),this.pos+=n;},writeMessage:function(t,e,r){this.writeTag(t,aa.Bytes),this.writeRawMessage(e,r);},writePackedVarint:function(t,e){this.writeMessage(t,pa,e);},writePackedSVarint:function(t,e){this.writeMessage(t,ca,e);},writePackedBoolean:function(t,e){this.writeMessage(t,ya,e);},writePackedFloat:function(t,e){this.writeMessage(t,ha,e);},writePackedDouble:function(t,e){this.writeMessage(t,fa,e);},writePackedFixed32:function(t,e){this.writeMessage(t,da,e);},writePackedSFixed32:function(t,e){this.writeMessage(t,va,e);},writePackedFixed64:function(t,e){this.writeMessage(t,ma,e);},writePackedSFixed64:function(t,e){this.writeMessage(t,ga,e);},writeBytesField:function(t,e){this.writeTag(t,aa.Bytes),this.writeBytes(e);},writeFixed32Field:function(t,e){this.writeTag(t,aa.Fixed32),this.writeFixed32(e);},writeSFixed32Field:function(t,e){this.writeTag(t,aa.Fixed32),this.writeSFixed32(e);},writeFixed64Field:function(t,e){this.writeTag(t,aa.Fixed64),this.writeFixed64(e);},writeSFixed64Field:function(t,e){this.writeTag(t,aa.Fixed64),this.writeSFixed64(e);},writeVarintField:function(t,e){this.writeTag(t,aa.Varint),this.writeVarint(e);},writeSVarintField:function(t,e){this.writeTag(t,aa.Varint),this.writeSVarint(e);},writeStringField:function(t,e){this.writeTag(t,aa.Bytes),this.writeString(e);},writeFloatField:function(t,e){this.writeTag(t,aa.Fixed32),this.writeFloat(e);},writeDoubleField:function(t,e){this.writeTag(t,aa.Fixed64),this.writeDouble(e);},writeBooleanField:function(t,e){this.writeVarintField(t,Boolean(e));}};var _a=3;function Aa(t,e,r){1===t&&r.readMessage(ka,e);}function ka(t,e,r){if(3===t){var n=r.readMessage(za,{}),i=n.id,o=n.bitmap,a=n.width,s=n.height,u=n.left,l=n.top,p=n.advance;e.push({id:i,bitmap:new li({width:a+2*_a,height:s+2*_a},o),metrics:{width:a,height:s,left:u,top:l,advance:p}});}}function za(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 Sa=_a,Ma=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);};Ma.prototype.send=function(t,e,r,n){var i=r?this.mapId+":"+this.callbackID++:null;r&&(this.callbacks[i]=r);var o=[];this.target.postMessage({targetMapId:n,sourceMapId:this.mapId,type:t,id:String(i),data:yr(e,o)},o);},Ma.prototype.receive=function(t){var e,r=this,n=t.data,i=n.id;if(!n.targetMapId||this.mapId===n.targetMapId){var o=function(t,e){var n=[];r.target.postMessage({sourceMapId:r.mapId,type:"<response>",id:String(i),error:t?yr(t):null,data:yr(e,n)},n);};if("<response>"===n.type)e=this.callbacks[n.id],delete this.callbacks[n.id],e&&n.error?e(dr(n.error)):e&&e(null,dr(n.data));else if(void 0!==n.id&&this.parent[n.type])this.parent[n.type](n.sourceMapId,dr(n.data),o);else if(void 0!==n.id&&this.parent.getWorkerSource){var a=n.type.split(".");this.parent.getWorkerSource(n.sourceMapId,a[0],a[1])[a[2]](dr(n.data),o);}else this.parent[n.type](dr(n.data));}},Ma.prototype.remove=function(){this.target.removeEventListener("message",this.receive,!1);};var Va=r(n(function(t,e){!function(t){function e(t,e,n){e=Math.pow(2,n)-e-1;var i=r(256*t,256*e,n),o=r(256*(t+1),256*(e+1),n);return i[0]+","+i[1]+","+o[0]+","+o[1]}function r(t,e,r){var n=2*Math.PI*6378137/256/Math.pow(2,r),i=t*n-2*Math.PI*6378137/2,o=e*n-2*Math.PI*6378137/2;return[i,o]}t.getURL=function(t,r,n,i,o,a){return a=a||{},t+"?"+["bbox="+e(n,i,o),"format="+(a.format||"image/png"),"service="+(a.service||"WMS"),"version="+(a.version||"1.1.1"),"request="+(a.request||"GetMap"),"srs="+(a.srs||"EPSG:3857"),"width="+(a.width||256),"height="+(a.height||256),"layers="+r].join("&")},t.getTileBBox=e,t.getMercCoords=r,Object.defineProperty(t,"__esModule",{value:!0});}(e);})),Ba=function(t,e,r){this.z=t,this.x=e,this.y=r,this.key=Ea(0,t,e,r);};Ba.prototype.equals=function(t){return this.z===t.z&&this.x===t.x&&this.y===t.y},Ba.prototype.url=function(t,e){var r=Va.getTileBBox(this.x,this.y,this.z),n=function(t,e,r){for(var n,i="",o=t;o>0;o--)i+=(e&(n=1<<o-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}",n).replace("{bbox-epsg-3857}",r)};var Ca=function(t,e){this.wrap=t,this.canonical=e,this.key=Ea(t,e.z,e.x,e.y);},Ia=function(t,e,r,n,i){this.overscaledZ=t,this.wrap=e,this.canonical=new Ba(r,+n,+i),this.key=Ea(e,t,n,i);};function Ea(t,e,r,n){(t*=2)<0&&(t=-1*t-1);var i=1<<e;return 32*(i*i*t+i*n+r)+e}Ia.prototype.equals=function(t){return this.overscaledZ===t.overscaledZ&&this.wrap===t.wrap&&this.canonical.equals(t.canonical)},Ia.prototype.scaledTo=function(t){var e=this.canonical.z-t;return t>this.canonical.z?new Ia(t,this.wrap,this.canonical.z,this.canonical.x,this.canonical.y):new Ia(t,this.wrap,t,this.canonical.x>>e,this.canonical.y>>e)},Ia.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},Ia.prototype.children=function(t){if(this.overscaledZ>=t)return[new Ia(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 Ia(e,this.wrap,e,r,n),new Ia(e,this.wrap,e,r+1,n),new Ia(e,this.wrap,e,r,n+1),new Ia(e,this.wrap,e,r+1,n+1)]},Ia.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))},Ia.prototype.wrapped=function(){return new Ia(this.overscaledZ,0,this.canonical.z,this.canonical.x,this.canonical.y)},Ia.prototype.unwrapTo=function(t){return new Ia(this.overscaledZ,t,this.canonical.z,this.canonical.x,this.canonical.y)},Ia.prototype.overscaleFactor=function(){return Math.pow(2,this.overscaledZ-this.canonical.z)},Ia.prototype.toUnwrapped=function(){return new Ca(this.wrap,this.canonical)},Ia.prototype.toString=function(){return this.overscaledZ+"/"+this.canonical.x+"/"+this.canonical.y},Ia.prototype.toCoordinate=function(){return new a(this.canonical.x+Math.pow(2,this.wrap),this.canonical.y,this.canonical.z)},hr("CanonicalTileID",Ba),hr("OverscaledTileID",Ia,{omit:["posMatrix"]});var Fa=function(t,e,r){if(t<=0)throw new RangeError("Level must have positive dimension");this.dim=t,this.border=e,this.stride=this.dim+2*this.border,this.data=r||new Int32Array((this.dim+2*this.border)*(this.dim+2*this.border));};Fa.prototype.set=function(t,e,r){this.data[this._idx(t,e)]=r+65536;},Fa.prototype.get=function(t,e){return this.data[this._idx(t,e)]-65536},Fa.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)},hr("Level",Fa);var Pa=function(t,e,r){this.uid=t,this.scale=e||1,this.level=r||new Fa(256,512),this.loaded=!!r;};Pa.prototype.loadFromImage=function(t,e){if(t.height!==t.width)throw new RangeError("DEM tiles must be square");if(e&&"mapbox"!==e&&"terrarium"!==e)return b('"'+e+'" is not a valid encoding type. 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l.length?l:null}function $e(e,t,i,r,n){for(var o=0;o<e.length;o+=3){var a=e[o+n];a>=i&&a<=r&&(t.push(e[o]),t.push(e[o+1]),t.push(e[o+2]));}}function De(e,t,i,r,n,o,a){for(var s,l,u=Oe(e),h=0===n?Ee:Ne,c=e.start,f=0;f<e.length-3;f+=3){var p=e[f],d=e[f+1],g=e[f+2],v=e[f+3],y=e[f+4],m=0===n?p:d,x=0===n?v:y,w=!1;a&&(s=Math.sqrt(Math.pow(p-v,2)+Math.pow(d-y,2))),m<i?x>=i&&(l=h(u,p,d,v,y,i),a&&(u.start=c+s*l)):m>r?x<=r&&(l=h(u,p,d,v,y,r),a&&(u.start=c+s*l)):Ae(u,p,d,g),x<i&&m>=i&&(l=h(u,p,d,v,y,i),w=!0),x>r&&m<=r&&(l=h(u,p,d,v,y,r),w=!0),!o&&w&&(a&&(u.end=c+s*l),t.push(u),u=Oe(e)),a&&(c+=s);}var S=e.length-3;p=e[S],d=e[S+1],g=e[S+2],(m=0===n?p:d)>=i&&m<=r&&Ae(u,p,d,g),S=u.length-3,o&&S>=3&&(u[S]!==u[0]||u[S+1]!==u[1])&&Ae(u,u[0],u[1],u[2]),u.length&&t.push(u);}function Oe(e){var t=[];return t.size=e.size,t.start=e.start,t.end=e.end,t}function Ce(e,t,i,r,n,o){for(var a=0;a<e.length;a++)De(e[a],t,i,r,n,o,!1);}function Ae(e,t,i,r){e.push(t),e.push(i),e.push(r);}function Ee(e,t,i,r,n,o){var 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for(r=0;r<u.length;r++){var c=[];for(n=0;n<u[r].length;n+=2)c.push(Ge(u[r][n],u[r][n+1],t,o,a,s));l.geometry.push(c);}}return e.transformed=!0,e}function Ge(e,t,i,r,n,o){return[Math.round(i*(e*r-n)),Math.round(i*(t*r-o))]}function Ve(e,t,i,r,n){for(var o=t===n.maxZoom?0:n.tolerance/((1<<t)*n.extent),a={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:i,y:r,z:t,transformed:!1,minX:2,minY:1,maxX:-1,maxY:0},s=0;s<e.length;s++){a.numFeatures++,Je(a,e[s],o,n);var l=e[s].minX,u=e[s].minY,h=e[s].maxX,c=e[s].maxY;l<a.minX&&(a.minX=l),u<a.minY&&(a.minY=u),h>a.maxX&&(a.maxX=h),c>a.maxY&&(a.maxY=c);}return a}function Je(e,t,i,r){var n=t.geometry,o=t.type,a=[];if("Point"===o||"MultiPoint"===o)for(var s=0;s<n.length;s+=3)a.push(n[s]),a.push(n[s+1]),e.numPoints++,e.numSimplified++;else if("LineString"===o)We(a,n,e,i,!1,!1);else if("MultiLineString"===o||"Polygon"===o)for(s=0;s<n.length;s++)We(a,n[s],e,i,"Polygon"===o,0===s);else if("MultiPolygon"===o)for(var l=0;l<n.length;l++){var u=n[l];for(s=0;s<u.length;s++)We(a,u[s],e,i,!0,0===s);}if(a.length){var h=t.tags||null;if("LineString"===o&&r.lineMetrics){for(var c in h={},t.tags)h[c]=t.tags[c];h.mapbox_clip_start=n.start/n.size,h.mapbox_clip_end=n.end/n.size;}var f={geometry:a,type:"Polygon"===o||"MultiPolygon"===o?3:"LineString"===o||"MultiLineString"===o?2:1,tags:h};null!==t.id&&(f.id=t.id),e.features.push(f);}}function We(e,t,i,r,n,o){var a=r*r;if(r>0&&t.size<(n?a:r))i.numPoints+=t.length/3;else{for(var s=[],l=0;l<t.length;l+=3)(0===r||t[l+2]>a)&&(i.numSimplified++,s.push(t[l]),s.push(t[l+1])),i.numPoints++;n&&function(e,t){for(var i=0,r=0,n=e.length,o=n-2;r<n;o=r,r+=2)i+=(e[r]-e[o])*(e[r+1]+e[o+1]);if(i>0===t)for(r=0,n=e.length;r<n/2;r+=2){var a=e[r],s=e[r+1];e[r]=e[n-2-r],e[r+1]=e[n-1-r],e[n-2-r]=a,e[n-1-r]=s;}}(s,o),e.push(s);}}function Ye(e,t){var i=(t=this.options=function(e,t){for(var i in t)e[i]=t[i];return e}(Object.create(this.options),t)).debug;if(i&&console.time("preprocess 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i=e.tileID.canonical;if(!this._geoJSONIndex)return t(null,null);var r=this._geoJSONIndex.getTile(i.z,i.x,i.y);if(!r)return t(null,null);var n=new N(r.features),o=V(n);0===o.byteOffset&&o.byteLength===o.buffer.byteLength||(o=new Uint8Array(o)),t(null,{vectorTile:n,rawData:o.buffer});}ce.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 i="prepare "+e.length+" points";t&&console.time(i),this.points=e;var r=e.map(pe);t&&console.timeEnd(i);for(var n=this.options.maxZoom;n>=this.options.minZoom;n--){var o=+Date.now();this.trees[n+1]=ae(r,xe,we,this.options.nodeSize,Float32Array),r=this._cluster(r,n),t&&console.log("z%d: %d clusters in %dms",n,r.length,+Date.now()-o);}return this.trees[this.options.minZoom]=ae(r,xe,we,this.options.nodeSize,Float32Array),t&&console.timeEnd("total time"),this},getClusters:function(e,t){for(var i=this.trees[this._limitZoom(t)],r=i.range(ve(e[0]),ye(e[3]),ve(e[2]),ye(e[1])),n=[],o=0;o<r.length;o++){var a=i.points[r[o]];n.push(a.numPoints?de(a):this.points[a.id]);}return n},getChildren:function(e,t){for(var i=this.trees[t+1].points[e],r=this.options.radius/(this.options.extent*Math.pow(2,t)),n=this.trees[t+1].within(i.x,i.y,r),o=[],a=0;a<n.length;a++){var s=this.trees[t+1].points[n[a]];s.parentId===e&&o.push(s.numPoints?de(s):this.points[s.id]);}return o},getLeaves:function(e,t,i,r){i=i||10,r=r||0;var n=[];return this._appendLeaves(n,e,t,i,r,0),n},getTile:function(e,t,i){var r=this.trees[this._limitZoom(e)],n=Math.pow(2,e),o=this.options.extent,a=this.options.radius/o,s=(i-a)/n,l=(i+1+a)/n,u={features:[]};return this._addTileFeatures(r.range((t-a)/n,s,(t+1+a)/n,l),r.points,t,i,n,u),0===t&&this._addTileFeatures(r.range(1-a/n,s,1,l),r.points,n,i,n,u),t===n-1&&this._addTileFeatures(r.range(0,s,a/n,l),r.points,-1,i,n,u),u.features.length?u:null},getClusterExpansionZoom:function(e,t){for(;t<this.options.maxZoom;){var i=this.getChildren(e,t);if(t++,1!==i.length)break;e=i[0].properties.cluster_id;}return t},_appendLeaves:function(e,t,i,r,n,o){for(var a=this.getChildren(t,i),s=0;s<a.length;s++){var l=a[s].properties;if(l.cluster?o+l.point_count<=n?o+=l.point_count:o=this._appendLeaves(e,l.cluster_id,i+1,r,n,o):o<n?o++:e.push(a[s]),e.length===r)break}return o},_addTileFeatures:function(e,t,i,r,n,o){for(var a=0;a<e.length;a++){var s=t[e[a]];o.features.push({type:1,geometry:[[Math.round(this.options.extent*(s.x*n-i)),Math.round(this.options.extent*(s.y*n-r))]],tags:s.numPoints?ge(s):this.points[s.id].properties});}},_limitZoom:function(e){return Math.max(this.options.minZoom,Math.min(e,this.options.maxZoom+1))},_cluster:function(e,t){for(var i=[],r=this.options.radius/(this.options.extent*Math.pow(2,t)),n=0;n<e.length;n++){var o=e[n];if(!(o.zoom<=t)){o.zoom=t;var a=this.trees[t+1],s=a.within(o.x,o.y,r),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=0;f<s.length;f++){var p=a.points[s[f]];if(t<p.zoom){var d=p.numPoints||1;p.zoom=t,u+=p.x*d,h+=p.y*d,l+=d,p.parentId=n,this.options.reduce&&this._accumulate(c,p);}}1===l?i.push(o):(o.parentId=n,i.push(fe(u/l,h/l,l,n,c)));}}return i},_accumulate:function(e,t){var i=t.numPoints?t.properties:this.options.map(this.points[t.id].properties);this.options.reduce(e,i);}},Ye.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,tolerance:3,extent:4096,buffer:64,lineMetrics:!1,debug:0},Ye.prototype.splitTile=function(e,t,i,r,n,o,a){for(var s=[e,t,i,r],l=this.options,u=l.debug;s.length;){r=s.pop(),i=s.pop(),t=s.pop(),e=s.pop();var h=1<<t,c=Ze(t,i,r),f=this.tiles[c];if(!f&&(u>1&&console.time("creation"),f=this.tiles[c]=Ve(e,t,i,r,l),this.tileCoords.push({z:t,x:i,y:r}),u)){u>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,i,r,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,n){if(t===l.maxZoom||t===n)continue;var d=1<<n-t;if(i!==Math.floor(o/d)||r!==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,v,y,m,x,w,S=.5*l.buffer/l.extent,M=.5-S,b=.5+S,_=1+S;g=v=y=m=null,x=Le(e,h,i-S,i+b,0,f.minX,f.maxX,l),w=Le(e,h,i+M,i+_,0,f.minX,f.maxX,l),e=null,x&&(g=Le(x,h,r-S,r+b,1,f.minY,f.maxY,l),v=Le(x,h,r+M,r+_,1,f.minY,f.maxY,l),x=null),w&&(y=Le(w,h,r-S,r+b,1,f.minY,f.maxY,l),m=Le(w,h,r+M,r+_,1,f.minY,f.maxY,l),w=null),u>1&&console.timeEnd("clipping"),s.push(g||[],t+1,2*i,2*r),s.push(v||[],t+1,2*i,2*r+1),s.push(y||[],t+1,2*i+1,2*r),s.push(m||[],t+1,2*i+1,2*r+1);}}},Ye.prototype.getTile=function(e,t,i){var r=this.options,n=r.extent,o=r.debug;if(e<0||e>24)return null;var a=1<<e,s=Ze(e,t=(t%a+a)%a,i);if(this.tiles[s])return Fe(this.tiles[s],n);o>1&&console.log("drilling down to z%d-%d-%d",e,t,i);for(var l,u=e,h=t,c=i;!l&&u>0;)u--,h=Math.floor(h/2),c=Math.floor(c/2),l=this.tiles[Ze(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,i),o>1&&console.timeEnd("drilling down"),this.tiles[s]?Fe(this.tiles[s],n):null):null};var Xe=function(t){function i(e,i,r){t.call(this,e,i,je),r&&(this.loadGeoJSON=r);}return t&&(i.__proto__=t),i.prototype=Object.create(t&&t.prototype),i.prototype.constructor=i,i.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());},i.prototype._loadData=function(){var e=this;if(this._pendingCallback&&this._pendingLoadDataParams){var t=this._pendingCallback,i=this._pendingLoadDataParams;delete this._pendingCallback,delete this._pendingLoadDataParams,this.loadGeoJSON(i,function(r,n){if(r||!n)return t(r);if("object"!=typeof n)return t(new Error("Input data is not a valid GeoJSON object."));$(n,!0);try{e._geoJSONIndex=i.cluster?he(i.superclusterOptions).load(n.features):function(e,t){return new Ye(e,t)}(n,i.geojsonVtOptions);}catch(r){return t(r)}e.loaded={};var o={};if(i.request&&i.request.collectResourceTiming){var a=M(i.request.url);a&&(o.resourceTiming={},o.resourceTiming[i.source]=JSON.parse(JSON.stringify(a)));}t(null,o);});}},i.prototype.coalesce=function(){"Coalescing"===this._state?this._state="Idle":"NeedsLoadData"===this._state&&(this._state="Coalescing",this._loadData());},i.prototype.reloadTile=function(e,i){var r=this.loaded,n=e.uid;return r&&r[n]?t.prototype.reloadTile.call(this,e,i):this.loadTile(e,i)},i.prototype.loadGeoJSON=function(t,i){if(t.request)e.getJSON(t.request,i);else{if("string"!=typeof t.data)return i(new Error("Input data is not a valid GeoJSON object."));try{return i(null,JSON.parse(t.data))}catch(e){return i(new Error("Input data is not a valid GeoJSON object."))}}},i.prototype.removeSource=function(e,t){this._pendingCallback&&this._pendingCallback(null,{abandoned:!0}),t();},i}(_),qe=function(t){var i=this;this.self=t,this.actor=new e.default$7(t,this),this.layerIndexes={},this.workerSourceTypes={vector:_,geojson:Xe},this.workerSources={},this.demWorkerSources={},this.self.registerWorkerSource=function(e,t){if(i.workerSourceTypes[e])throw new Error('Worker source with name "'+e+'" already registered.');i.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;};};return qe.prototype.setLayers=function(e,t,i){this.getLayerIndex(e).replace(t),i();},qe.prototype.updateLayers=function(e,t,i){this.getLayerIndex(e).update(t.layers,t.removedIds),i();},qe.prototype.loadTile=function(e,t,i){this.getWorkerSource(e,t.type,t.source).loadTile(t,i);},qe.prototype.loadDEMTile=function(e,t,i){this.getDEMWorkerSource(e,t.source).loadTile(t,i);},qe.prototype.reloadTile=function(e,t,i){this.getWorkerSource(e,t.type,t.source).reloadTile(t,i);},qe.prototype.abortTile=function(e,t,i){this.getWorkerSource(e,t.type,t.source).abortTile(t,i);},qe.prototype.removeTile=function(e,t,i){this.getWorkerSource(e,t.type,t.source).removeTile(t,i);},qe.prototype.removeDEMTile=function(e,t){this.getDEMWorkerSource(e,t.source).removeTile(t);},qe.prototype.removeSource=function(e,t,i){if(this.workerSources[e]&&this.workerSources[e][t.type]&&this.workerSources[e][t.type][t.source]){var r=this.workerSources[e][t.type][t.source];delete this.workerSources[e][t.type][t.source],void 0!==r.removeSource?r.removeSource(t,i):i();}},qe.prototype.loadWorkerSource=function(e,t,i){try{this.self.importScripts(t.url),i();}catch(e){i(e.toString());}},qe.prototype.loadRTLTextPlugin=function(t,i,r){try{e.plugin.isLoaded()||(this.self.importScripts(i),r(e.plugin.isLoaded()?null:new Error("RTL Text Plugin failed to import scripts from "+i)));}catch(e){r(e.toString());}},qe.prototype.getLayerIndex=function(e){var t=this.layerIndexes[e];return t||(t=this.layerIndexes[e]=new r),t},qe.prototype.getWorkerSource=function(e,t,i){var r=this;if(this.workerSources[e]||(this.workerSources[e]={}),this.workerSources[e][t]||(this.workerSources[e][t]={}),!this.workerSources[e][t][i]){var n={send:function(t,i,n){r.actor.send(t,i,n,e);}};this.workerSources[e][t][i]=new this.workerSourceTypes[t](n,this.getLayerIndex(e));}return this.workerSources[e][t][i]},qe.prototype.getDEMWorkerSource=function(e,t){return this.demWorkerSources[e]||(this.demWorkerSources[e]={}),this.demWorkerSources[e][t]||(this.demWorkerSources[e][t]=new I),this.demWorkerSources[e][t]},"undefined"!=typeof WorkerGlobalScope&&"undefined"!=typeof self&&self instanceof WorkerGlobalScope&&new qe(self),qe});
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e=t.gl;this.atlasTexture?this.dirty&&(this.atlasTexture.update(this.atlasImage),this.dirty=!1):this.atlasTexture=new M(t,this.atlasImage,e.RGBA),this.atlasTexture.bind(e.LINEAR,e.CLAMP_TO_EDGE);};var P=B,k=1e20;function B(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 O(t,e,i,n,o,r,a){for(var s=0;s<e;s++){for(var 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t.Transitionable(Z),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.default$5})))},i}(t.Evented),j=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={};};j.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]},j.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,u=-n;u<=n;u++)for(var h=this.nextRow+n+u,p=this.width*h,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?u/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},j.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 $=function e(i,n){this.workerPool=i,this.actors=[],this.currentActor=0,this.id=t.uniqueId();for(var o=this.workerPool.acquire(this.id),r=0;r<o.length;r++){var a=o[r],s=new e.Actor(a,n,this.id);s.name="Worker "+r,this.actors.push(s);}};function G(e,i,n){var o=function(e,i){if(e)return n(e);if(i){var o=t.pick(i,["tiles","minzoom","maxzoom","attribution","mapbox_logo","bounds"]);i.vector_layers&&(o.vectorLayers=i.vector_layers,o.vectorLayerIds=o.vectorLayers.map(function(t){return t.id})),n(null,o);}};e.url?t.getJSON(i(b(e.url),t.ResourceType.Source),o):r.frame(function(){return o(null,e)});}$.prototype.broadcast=function(e,i,n){n=n||function(){},t.asyncAll(this.actors,function(t,n){t.send(e,i,n);},n);},$.prototype.send=function(t,e,i,n){return("number"!=typeof n||isNaN(n))&&(n=this.currentActor=(this.currentActor+1)%this.actors.length),this.actors[n].send(t,e,i),n},$.prototype.remove=function(){this.actors.forEach(function(t){t.remove();}),this.actors=[],this.workerPool.release(this.id);},$.Actor=t.default$7;var W=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")};W.prototype.wrap=function(){return new W(t.wrap(this.lng,-180,180),this.lat)},W.prototype.toArray=function(){return[this.lng,this.lat]},W.prototype.toString=function(){return"LngLat("+this.lng+", "+this.lat+")"},W.prototype.toBounds=function(t){var e=360*t/40075017,i=e/Math.cos(Math.PI/180*this.lat);return new q(new W(this.lng-i,this.lat-e),new W(this.lng+i,this.lat+e))},W.convert=function(t){if(t instanceof W)return t;if(Array.isArray(t)&&(2===t.length||3===t.length))return new W(Number(t[0]),Number(t[1]));if(!Array.isArray(t)&&"object"==typeof t&&null!==t)return new W(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 q=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]));};q.prototype.setNorthEast=function(t){return this._ne=t instanceof W?new W(t.lng,t.lat):W.convert(t),this},q.prototype.setSouthWest=function(t){return this._sw=t instanceof W?new W(t.lng,t.lat):W.convert(t),this},q.prototype.extend=function(t){var e,i,n=this._sw,o=this._ne;if(t instanceof W)e=t,i=t;else{if(!(t instanceof q))return Array.isArray(t)?t.every(Array.isArray)?this.extend(q.convert(t)):this.extend(W.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 W(e.lng,e.lat),this._ne=new W(i.lng,i.lat)),this},q.prototype.getCenter=function(){return new W((this._sw.lng+this._ne.lng)/2,(this._sw.lat+this._ne.lat)/2)},q.prototype.getSouthWest=function(){return this._sw},q.prototype.getNorthEast=function(){return this._ne},q.prototype.getNorthWest=function(){return new W(this.getWest(),this.getNorth())},q.prototype.getSouthEast=function(){return new W(this.getEast(),this.getSouth())},q.prototype.getWest=function(){return this._sw.lng},q.prototype.getSouth=function(){return this._sw.lat},q.prototype.getEast=function(){return this._ne.lng},q.prototype.getNorth=function(){return this._ne.lat},q.prototype.toArray=function(){return[this._sw.toArray(),this._ne.toArray()]},q.prototype.toString=function(){return"LngLatBounds("+this._sw.toString()+", "+this._ne.toString()+")"},q.prototype.isEmpty=function(){return!(this._sw&&this._ne)},q.convert=function(t){return!t||t instanceof q?t:new q(t)};var X=function(t,e,i){this.bounds=q.convert(this.validateBounds(t)),this.minzoom=e||0,this.maxzoom=i||24;};X.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]},X.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},X.prototype.lngX=function(t,e){return(t+180)*(Math.pow(2,e)/360)},X.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 H=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"})),G(this._options,this.map._transformRequest,function(i,n){i?e.fire(new t.ErrorEvent(i)):n&&(t.extend(e,n),n.bounds&&(e.tileBounds=new X(n.bounds,e.minzoom,e.maxzoom)),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.serialize=function(){return t.extend({},this._options)},i.prototype.loadTile=function(e,i){var n=T(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:r.devicePixelRatio,showCollisionBoxes:this.map.showCollisionBoxes};function a(t,n){return e.aborted?i(null):t?i(t):(n&&n.resourceTiming&&(e.resourceTiming=n.resourceTiming),this.map._refreshExpiredTiles&&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,a.bind(this)):"loading"===e.state?e.reloadCallback=i:this.dispatcher.send("reloadTile",o,a.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),K=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"})),G(this._options,this.map._transformRequest,function(i,n){i?e.fire(new t.ErrorEvent(i)):n&&(t.extend(e,n),n.bounds&&(e.tileBounds=new X(n.bounds,e.minzoom,e.maxzoom)),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.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=T(e.tileID.canonical.url(this.tiles,this.scheme),this.url,this.tileSize);e.request=t.getImage(this.map._transformRequest(o,t.ResourceType.Tile),function(t,o){if(delete e.request,e.aborted)e.state="unloaded",i(null);else if(t)e.state="errored",i(t);else if(o){n.map._refreshExpiredTiles&&e.setExpiryData(o),delete o.cacheControl,delete o.expires;var r=n.map.painter.context,a=r.gl;e.texture=n.map.painter.getTileTexture(o.width),e.texture?e.texture.update(o,{useMipmap:!0}):(e.texture=new M(r,o,a.RGBA,{useMipmap:!0}),e.texture.bind(a.LINEAR,a.CLAMP_TO_EDGE,a.LINEAR_MIPMAP_NEAREST),r.extTextureFilterAnisotropic&&a.texParameterf(a.TEXTURE_2D,r.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT,r.extTextureFilterAnisotropicMax)),e.state="loaded",i(null);}});},i.prototype.abortTile=function(t,e){t.request&&(t.request.abort(),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),Y=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=T(e.tileID.canonical.url(this.tiles,this.scheme),this.url,this.tileSize);e.request=t.getImage(this.map._transformRequest(n,t.ResourceType.Tile),function(t,n){if(delete e.request,e.aborted)e.state="unloaded",i(null);else if(t)e.state="errored",i(t);else if(n){this.map._refreshExpiredTiles&&e.setExpiryData(n),delete n.cacheControl,delete n.expires;var o=r.getImageData(n),a={uid:e.uid,coord:e.tileID,source:this.id,rawImageData:o,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}(K),J=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);var a=t.default$8/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.default$8,maxZoom:this.maxzoom,lineMetrics:n.lineMetrics||!1},superclusterOptions:{maxZoom:void 0!==n.clusterMaxZoom?Math.min(n.clusterMaxZoom,this.maxzoom-1):this.maxzoom-1,extent:t.default$8,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)return i.fire(new t.ErrorEvent(e));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._updateWorkerData=function(e){var i,n,o=this,r=t.extend({},this.workerOptions),a=this._data;"string"==typeof a?(r.request=this.map._transformRequest((i=a,(n=t.default.document.createElement("a")).href=i,n.href),t.ResourceType.Source),r.request.collectResourceTiming=this._collectResourceTiming):r.data=JSON.stringify(a),this.workerID=this.dispatcher.send(this.type+"."+r.source+".loadData",r,function(t,i){o._removed||i&&i.abandoned||(o._loaded=!0,i&&i.resourceTiming&&i.resourceTiming[o.id]&&(o._resourceTiming=i.resourceTiming[o.id].slice(0)),o.dispatcher.send(o.type+"."+r.source+".coalesce",null,null,o.workerID),e(t));},this.workerID);},i.prototype.loadTile=function(t,e){var i=this,n=void 0===t.workerID?"loadTile":"reloadTile",o={type:this.type,uid:t.uid,tileID:t.tileID,zoom:t.tileID.overscaledZ,maxZoom:this.maxzoom,tileSize:this.tileSize,source:this.id,pixelRatio:r.devicePixelRatio,showCollisionBoxes:this.map.showCollisionBoxes};t.workerID=this.dispatcher.send(n,o,function(o,r){return t.unloadVectorData(),t.aborted?e(null):o?e(o):(t.loadVectorData(r,i.map.painter,"reloadTile"===n),e(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);var Q=t.createLayout([{name:"a_pos",type:"Int16",components:2},{name:"a_texture_pos",type:"Int16",components:2}]),tt=function(){this.boundProgram=null,this.boundLayoutVertexBuffer=null,this.boundPaintVertexBuffers=[],this.boundIndexBuffer=null,this.boundVertexOffset=null,this.boundDynamicVertexBuffer=null,this.vao=null;};tt.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 u=!this.vao||this.boundProgram!==e||this.boundLayoutVertexBuffer!==i||l||this.boundIndexBuffer!==o||this.boundVertexOffset!==r||this.boundDynamicVertexBuffer!==a||this.boundDynamicVertexBuffer2!==s;!t.extVertexArrayObject||u?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());},tt.prototype.freshBind=function(t,e,i,n,o,r,a){var s,l=t.numAttributes,c=this.context,u=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 h=l;h<s;h++)u.disableVertexAttribArray(h);}e.enableAttributes(u,t);for(var p=0,d=i;p<d.length;p+=1){d[p].enableAttributes(u,t);}r&&r.enableAttributes(u,t),a&&a.enableAttributes(u,t),e.bind(),e.setVertexAttribPointers(u,t,o);for(var f=0,m=i;f<m.length;f+=1){var _=m[f];_.bind(),_.setVertexAttribPointers(u,t,o);}r&&(r.bind(),r.setVertexAttribPointers(u,t,o)),n&&n.bind(),a&&(a.bind(),a.setVertexAttribPointers(u,t,o)),c.currentNumAttributes=l;},tt.prototype.destroy=function(){this.vao&&(this.context.extVertexArrayObject.deleteVertexArrayOES(this.vao),this.vao=null);};var et=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=r.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(W.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.default$1(Math.round((i.column-o.column)*t.default$8),Math.round((i.row-o.row)*t.default$8))});return this._boundsArray=new t.RasterBoundsArray,this._boundsArray.emplaceBack(r[0].x,r[0].y,0,0),this._boundsArray.emplaceBack(r[1].x,r[1].y,t.default$8,0),this._boundsArray.emplaceBack(r[3].x,r[3].y,0,t.default$8),this._boundsArray.emplaceBack(r[2].x,r[2].y,t.default$8,t.default$8),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 t=this.map.painter.context,e=t.gl;for(var i in this.boundsBuffer||(this.boundsBuffer=t.createVertexBuffer(this._boundsArray,Q.members)),this.boundsVAO||(this.boundsVAO=new tt),this.texture||(this.texture=new M(t,this.image,e.RGBA),this.texture.bind(e.LINEAR,e.CLAMP_TO_EDGE)),this.tiles){var n=this.tiles[i];"loaded"!==n.state&&(n.state="loaded",n.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),it=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 t=this.map.painter.context,e=t.gl;for(var i in this.boundsBuffer||(this.boundsBuffer=t.createVertexBuffer(this._boundsArray,Q.members)),this.boundsVAO||(this.boundsVAO=new tt),this.texture?this.video.paused||(this.texture.bind(e.LINEAR,e.CLAMP_TO_EDGE),e.texSubImage2D(e.TEXTURE_2D,0,0,0,e.RGBA,e.UNSIGNED_BYTE,this.video)):(this.texture=new M(t,this.video,e.RGBA),this.texture.bind(e.LINEAR,e.CLAMP_TO_EDGE)),this.tiles){var n=this.tiles[i];"loaded"!==n.state&&(n.state="loaded",n.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}(et),nt=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.default$9("sources."+i,null,'"coordinates" property must be an array of 4 longitude/latitude array pairs'))):this.fire(new t.ErrorEvent(new t.default$9("sources."+i,null,'missing required property "coordinates"'))),n.animate&&"boolean"!=typeof n.animate&&this.fire(new t.ErrorEvent(new t.default$9("sources."+i,null,'optional "animate" property must be a boolean value'))),n.canvas?"string"==typeof n.canvas||n.canvas instanceof t.default.HTMLCanvasElement||this.fire(new t.ErrorEvent(new t.default$9("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.default$9("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.default.HTMLCanvasElement?this.options.canvas:t.default.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 t=!1;if(this.canvas.width!==this.width&&(this.width=this.canvas.width,t=!0),this.canvas.height!==this.height&&(this.height=this.canvas.height,t=!0),!this._hasInvalidDimensions()&&0!==Object.keys(this.tiles).length){var e=this.map.painter.context,i=e.gl;for(var n in this.boundsBuffer||(this.boundsBuffer=e.createVertexBuffer(this._boundsArray,Q.members)),this.boundsVAO||(this.boundsVAO=new tt),this.texture?t?this.texture.update(this.canvas):this._playing&&(this.texture.bind(i.LINEAR,i.CLAMP_TO_EDGE),i.texSubImage2D(i.TEXTURE_2D,0,0,0,i.RGBA,i.UNSIGNED_BYTE,this.canvas)):(this.texture=new M(e,this.canvas,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:"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}(et),ot={vector:H,raster:K,"raster-dem":Y,geojson:J,video:it,image:et,canvas:nt},rt=function(e,i,n,o){var r=new ot[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 at(t,e,i,n,o){var r=o.maxPitchScaleFactor(),a=t.tilesIn(i,r);a.sort(st);for(var s=[],l=0,c=a;l<c.length;l+=1){var u=c[l];s.push({wrappedTileID:u.tileID.wrapped().key,queryResults:u.tile.queryRenderedFeatures(e,u.queryGeometry,u.scale,n,o,r,t.transform.calculatePosMatrix(u.tileID.toUnwrapped()))});}return 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 u=a[c],h=l[c]=l[c]||{},p=e[c]=e[c]||[],d=0,f=u;d<f.length;d+=1){var m=f[d];h[m.featureIndex]||(h[m.featureIndex]=!0,p.push(m.feature));}}return e}(s)}function st(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 lt=function(e,i){this.tileID=e,this.uid=t.uniqueId(),this.uses=0,this.tileSize=i,this.buckets={},this.expirationTime=null,this.queryPadding=0,this.expiredRequestCount=0,this.state="loading";};lt.prototype.registerFadeDuration=function(t){var e=t+this.timeAdded;e<r.now()||this.fadeEndTime&&e<this.fadeEndTime||(this.fadeEndTime=e);},lt.prototype.wasRequested=function(){return"errored"===this.state||"loaded"===this.state||"reloading"===this.state},lt.prototype.loadVectorData=function(e,i,n){if(this.hasData()&&this.unloadVectorData(),this.state="loaded",e){if(e.featureIndex&&(this.latestFeatureIndex=e.featureIndex,e.rawTileData?(this.latestRawTileData=e.rawTileData,this.latestFeatureIndex.rawTileData=e.rawTileData):this.latestRawTileData&&(this.latestFeatureIndex.rawTileData=this.latestRawTileData)),this.collisionBoxArray=e.collisionBoxArray,this.buckets=function(t,e){var i={};if(!e)return i;for(var n=0,o=t;n<o.length;n+=1){var r=o[n],a=r.layerIds.map(function(t){return e.getLayer(t)}).filter(Boolean);if(0!==a.length){r.layers=a;for(var s=0,l=a;s<l.length;s+=1)i[l[s].id]=r;}}return i}(e.buckets,i.style),n)for(var o in this.buckets){var r=this.buckets[o];r instanceof t.default$14&&(r.justReloaded=!0);}for(var a in this.queryPadding=0,this.buckets){var s=this.buckets[a];this.queryPadding=Math.max(this.queryPadding,i.style.getLayer(s.layerIds[0]).queryRadius(s));}e.iconAtlasImage&&(this.iconAtlasImage=e.iconAtlasImage),e.glyphAtlasImage&&(this.glyphAtlasImage=e.glyphAtlasImage);}else this.collisionBoxArray=new t.CollisionBoxArray;},lt.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";},lt.prototype.unloadDEMData=function(){this.dem=null,this.neighboringTiles=null,this.state="unloaded";},lt.prototype.getBucket=function(t){return this.buckets[t.id]},lt.prototype.upload=function(t){for(var e in this.buckets){var i=this.buckets[e];i.uploaded||(i.upload(t),i.uploaded=!0);}var n=t.gl;this.iconAtlasImage&&(this.iconAtlasTexture=new M(t,this.iconAtlasImage,n.RGBA),this.iconAtlasImage=null),this.glyphAtlasImage&&(this.glyphAtlasTexture=new M(t,this.glyphAtlasImage,n.ALPHA),this.glyphAtlasImage=null);},lt.prototype.queryRenderedFeatures=function(t,e,i,n,o,r,a){return this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData?this.latestFeatureIndex.query({queryGeometry:e,scale:i,tileSize:this.tileSize,posMatrix:a,transform:o,params:n,queryPadding:this.queryPadding*r},t):{}},lt.prototype.querySourceFeatures=function(e,i){if(this.latestFeatureIndex&&this.latestFeatureIndex.rawTileData){var n=this.latestFeatureIndex.loadVTLayers(),o=i?i.sourceLayer:"",r=n._geojsonTileLayer||n[o];if(r)for(var a=t.default$13(i&&i.filter),s={z:this.tileID.overscaledZ,x:this.tileID.canonical.x,y:this.tileID.canonical.y},l=0;l<r.length;l++){var c=r.feature(l);if(a(new t.default$16(this.tileID.overscaledZ),c)){var u=new t.default$12(c,s.z,s.x,s.y);u.tile=s,e.push(u);}}}},lt.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);},lt.prototype.setMask=function(e,i){if(!t.default$10(this.mask,e)&&(this.mask=e,this.clearMask(),!t.default$10(e,{0:!0}))){var n=new t.RasterBoundsArray,o=new t.TriangleIndexArray;this.segments=new t.default$15,this.segments.prepareSegment(0,n,o);for(var r=Object.keys(e),a=0;a<r.length;a++){var s=e[r[a]],l=t.default$8>>s.z,c=new t.default$1(s.x*l,s.y*l),u=new t.default$1(c.x+l,c.y+l),h=this.segments.prepareSegment(4,n,o);n.emplaceBack(c.x,c.y,c.x,c.y),n.emplaceBack(u.x,c.y,u.x,c.y),n.emplaceBack(c.x,u.y,c.x,u.y),n.emplaceBack(u.x,u.y,u.x,u.y);var p=h.vertexLength;o.emplaceBack(p,p+1,p+2),o.emplaceBack(p+1,p+2,p+3),h.vertexLength+=4,h.primitiveLength+=2;}this.maskedBoundsBuffer=i.createVertexBuffer(n,Q.members),this.maskedIndexBuffer=i.createIndexBuffer(o);}},lt.prototype.hasData=function(){return"loaded"===this.state||"reloading"===this.state||"expired"===this.state},lt.prototype.setExpiryData=function(e){var i=this.expirationTime;if(e.cacheControl){var n=t.parseCacheControl(e.cacheControl);n["max-age"]&&(this.expirationTime=Date.now()+1e3*n["max-age"]);}else e.expires&&(this.expirationTime=new Date(e.expires).getTime());if(this.expirationTime){var o=Date.now(),r=!1;if(this.expirationTime>o)r=!1;else if(i)if(this.expirationTime<i)r=!0;else{var a=this.expirationTime-i;a?this.expirationTime=o+Math.max(a,3e4):r=!0;}else r=!0;r?(this.expiredRequestCount++,this.state="expired"):this.expiredRequestCount=0;}},lt.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)};var ct=function(t,e){this.max=t,this.onRemove=e,this.reset();};ct.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},ct.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},ct.prototype.has=function(t){return t.wrapped().key in this.data},ct.prototype.getAndRemove=function(t){return this.has(t)?this._getAndRemoveByKey(t.wrapped().key):null},ct.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},ct.prototype.get=function(t){return this.has(t)?this.data[t.wrapped().key][0].value:null},ct.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},ct.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 ut=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;};ut.prototype.unbindVAO=function(){this.context.extVertexArrayObject&&this.context.bindVertexArrayOES.set(null);},ut.prototype.bind=function(){this.context.bindElementBuffer.set(this.buffer);},ut.prototype.updateData=function(t){var e=this.context.gl;this.unbindVAO(),this.bind(),e.bufferSubData(e.ELEMENT_ARRAY_BUFFER,0,t.arrayBuffer);},ut.prototype.destroy=function(){var t=this.context.gl;this.buffer&&(t.deleteBuffer(this.buffer),delete this.buffer);};var ht={Int8:"BYTE",Uint8:"UNSIGNED_BYTE",Int16:"SHORT",Uint16:"UNSIGNED_SHORT",Int32:"INT",Uint32:"UNSIGNED_INT",Float32:"FLOAT"},pt=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;};pt.prototype.bind=function(){this.context.bindVertexBuffer.set(this.buffer);},pt.prototype.updateData=function(t){var e=this.context.gl;this.bind(),e.bufferSubData(e.ARRAY_BUFFER,0,t.arrayBuffer);},pt.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);}},pt.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[ht[o.type]],!1,this.itemSize,o.offset+this.itemSize*(i||0));}},pt.prototype.destroy=function(){var t=this.context.gl;this.buffer&&(t.deleteBuffer(this.buffer),delete this.buffer);};var dt=function(e){this.context=e,this.current=t.default$6.transparent;};dt.prototype.get=function(){return this.current},dt.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 ft=function(t){this.context=t,this.current=1;};ft.prototype.get=function(){return this.current},ft.prototype.set=function(t){this.current!==t&&(this.context.gl.clearDepth(t),this.current=t);};var mt=function(t){this.context=t,this.current=0;};mt.prototype.get=function(){return this.current},mt.prototype.set=function(t){this.current!==t&&(this.context.gl.clearStencil(t),this.current=t);};var _t=function(t){this.context=t,this.current=[!0,!0,!0,!0];};_t.prototype.get=function(){return this.current},_t.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 gt=function(t){this.context=t,this.current=!0;};gt.prototype.get=function(){return this.current},gt.prototype.set=function(t){this.current!==t&&(this.context.gl.depthMask(t),this.current=t);};var vt=function(t){this.context=t,this.current=255;};vt.prototype.get=function(){return this.current},vt.prototype.set=function(t){this.current!==t&&(this.context.gl.stencilMask(t),this.current=t);};var yt=function(t){this.context=t,this.current={func:t.gl.ALWAYS,ref:0,mask:255};};yt.prototype.get=function(){return this.current},yt.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 xt=function(t){this.context=t;var e=this.context.gl;this.current=[e.KEEP,e.KEEP,e.KEEP];};xt.prototype.get=function(){return this.current},xt.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 bt=function(t){this.context=t,this.current=!1;};bt.prototype.get=function(){return this.current},bt.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 wt=function(t){this.context=t,this.current=[0,1];};wt.prototype.get=function(){return this.current},wt.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 Et=function(t){this.context=t,this.current=!1;};Et.prototype.get=function(){return this.current},Et.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 Tt=function(t){this.context=t,this.current=t.gl.LESS;};Tt.prototype.get=function(){return this.current},Tt.prototype.set=function(t){this.current!==t&&(this.context.gl.depthFunc(t),this.current=t);};var It=function(t){this.context=t,this.current=!1;};It.prototype.get=function(){return this.current},It.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 Ct=function(t){this.context=t;var e=this.context.gl;this.current=[e.ONE,e.ZERO];};Ct.prototype.get=function(){return this.current},Ct.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 St=function(e){this.context=e,this.current=t.default$6.transparent;};St.prototype.get=function(){return this.current},St.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 zt=function(t){this.context=t,this.current=null;};zt.prototype.get=function(){return this.current},zt.prototype.set=function(t){this.current!==t&&(this.context.gl.useProgram(t),this.current=t);};var At=function(t){this.context=t,this.current=1;};At.prototype.get=function(){return this.current},At.prototype.set=function(e){var i=this.context.lineWidthRange,n=t.clamp(e,i[0],i[1]);this.current!==n&&(this.context.gl.lineWidth(n),this.current=e);};var Rt=function(t){this.context=t,this.current=t.gl.TEXTURE0;};Rt.prototype.get=function(){return this.current},Rt.prototype.set=function(t){this.current!==t&&(this.context.gl.activeTexture(t),this.current=t);};var Dt=function(t){this.context=t;var e=this.context.gl;this.current=[0,0,e.drawingBufferWidth,e.drawingBufferHeight];};Dt.prototype.get=function(){return this.current},Dt.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 Mt=function(t){this.context=t,this.current=null;};Mt.prototype.get=function(){return this.current},Mt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindFramebuffer(e.FRAMEBUFFER,t),this.current=t;}};var Lt=function(t){this.context=t,this.current=null;};Lt.prototype.get=function(){return this.current},Lt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindRenderbuffer(e.RENDERBUFFER,t),this.current=t;}};var Pt=function(t){this.context=t,this.current=null;};Pt.prototype.get=function(){return this.current},Pt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindTexture(e.TEXTURE_2D,t),this.current=t;}};var kt=function(t){this.context=t,this.current=null;};kt.prototype.get=function(){return this.current},kt.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.bindBuffer(e.ARRAY_BUFFER,t),this.current=t;}};var Bt=function(t){this.context=t,this.current=null;};Bt.prototype.get=function(){return this.current},Bt.prototype.set=function(t){var e=this.context.gl;e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,t),this.current=t;};var Ot=function(t){this.context=t,this.current=null;};Ot.prototype.get=function(){return this.current},Ot.prototype.set=function(t){this.current!==t&&this.context.extVertexArrayObject&&(this.context.extVertexArrayObject.bindVertexArrayOES(t),this.current=t);};var Ft=function(t){this.context=t,this.current=4;};Ft.prototype.get=function(){return this.current},Ft.prototype.set=function(t){if(this.current!==t){var e=this.context.gl;e.pixelStorei(e.UNPACK_ALIGNMENT,t),this.current=t;}};var Nt=function(t){this.context=t,this.current=!1;};Nt.prototype.get=function(){return this.current},Nt.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 Ut=function(t,e){this.context=t,this.current=null,this.parent=e;};Ut.prototype.get=function(){return this.current};var Zt=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}(Ut),Vt=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}(Ut),jt=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 Zt(t,o),this.depthAttachment=new Vt(t,o);};jt.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 $t=function(t,e,i){this.func=t,this.mask=e,this.range=i;};$t.ReadOnly=!1,$t.ReadWrite=!0,$t.disabled=new $t(519,$t.ReadOnly,[0,1]);var Gt=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;};Gt.disabled=new Gt({func:519,mask:0},0,0,7680,7680,7680);var Wt=function(t,e,i){this.blendFunction=t,this.blendColor=e,this.mask=i;};Wt.Replace=[1,0],Wt.disabled=new Wt(Wt.Replace,t.default$6.transparent,[!1,!1,!1,!1]),Wt.unblended=new Wt(Wt.Replace,t.default$6.transparent,[!0,!0,!0,!0]),Wt.alphaBlended=new Wt([1,771],t.default$6.transparent,[!0,!0,!0,!0]);var qt=function(t){this.gl=t,this.extVertexArrayObject=this.gl.getExtension("OES_vertex_array_object"),this.lineWidthRange=t.getParameter(t.ALIASED_LINE_WIDTH_RANGE),this.clearColor=new dt(this),this.clearDepth=new ft(this),this.clearStencil=new mt(this),this.colorMask=new _t(this),this.depthMask=new gt(this),this.stencilMask=new vt(this),this.stencilFunc=new yt(this),this.stencilOp=new xt(this),this.stencilTest=new bt(this),this.depthRange=new wt(this),this.depthTest=new Et(this),this.depthFunc=new Tt(this),this.blend=new It(this),this.blendFunc=new Ct(this),this.blendColor=new St(this),this.program=new zt(this),this.lineWidth=new At(this),this.activeTexture=new Rt(this),this.viewport=new Dt(this),this.bindFramebuffer=new Mt(this),this.bindRenderbuffer=new Lt(this),this.bindTexture=new Pt(this),this.bindVertexBuffer=new kt(this),this.bindElementBuffer=new Bt(this),this.bindVertexArrayOES=this.extVertexArrayObject&&new Ot(this),this.pixelStoreUnpack=new Ft(this),this.pixelStoreUnpackPremultiplyAlpha=new Nt(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");};qt.prototype.createIndexBuffer=function(t,e){return new ut(this,t,e)},qt.prototype.createVertexBuffer=function(t,e,i){return new pt(this,t,e,i)},qt.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},qt.prototype.createFramebuffer=function(t,e){return new jt(this,t,e)},qt.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);},qt.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);},qt.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);},qt.prototype.setColorMode=function(e){t.default$10(e.blendFunction,Wt.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 Xt=function(e){function i(t,i,n){var o=this;e.call(this),this.id=t,this.dispatcher=n,this.on("data",function(t){"source"===t.dataType&&"metadata"===t.sourceDataType&&(o._sourceLoaded=!0),o._sourceLoaded&&!o._paused&&"source"===t.dataType&&"content"===t.sourceDataType&&(o.reload(),o.transform&&o.update(o.transform));}),this.on("error",function(){o._sourceErrored=!0;}),this._source=rt(t,i,n,this),this._tiles={},this._cache=new ct(0,this._unloadTile.bind(this)),this._timers={},this._cacheTimers={},this._maxTileCacheSize=null,this._isIdRenderable=this._isIdRenderable.bind(this),this._coveredTiles={};}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._tiles)this._tiles[e].upload(t);},i.prototype.getIds=function(){var e=this;return Object.keys(this._tiles).map(Number).sort(function(i,n){var o=e._tiles[i].tileID,r=e._tiles[n].tileID,a=new t.default$1(o.canonical.x,o.canonical.y).rotate(e.transform.angle),s=new t.default$1(r.canonical.x,r.canonical.y).rotate(e.transform.angle);return o.overscaledZ-r.overscaledZ||s.y-a.y||s.x-a.x})},i.prototype.getRenderableIds=function(){return this.getIds().filter(this._isIdRenderable)},i.prototype.hasRenderableParent=function(t){var e=this.findLoadedParent(t,0,{});return!!e&&this._isIdRenderable(e.tileID.key)},i.prototype._isIdRenderable=function(t){return this._tiles[t]&&this._tiles[t].hasData()&&!this._coveredTiles[t]},i.prototype.reload=function(){if(this._paused)this._shouldReloadOnResume=!0;else for(var t in this._cache.reset(),this._tiles)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=r.now(),"expired"===n&&(e.refreshedUponExpiration=!0),this._setTileReloadTimer(i,e),"raster-dem"===this.getSource().type&&e.dem&&this._backfillDEM(e),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._findLoadedChildren=function(t,e,i){var n=!1;for(var o in this._tiles){var r=this._tiles[o];if(!(i[o]||!r.hasData()||r.tileID.overscaledZ<=t.overscaledZ||r.tileID.overscaledZ>e)){var a=Math.pow(2,r.tileID.canonical.z-t.canonical.z);if(Math.floor(r.tileID.canonical.x/a)===t.canonical.x&&Math.floor(r.tileID.canonical.y/a)===t.canonical.y)for(i[o]=r.tileID,n=!0;r&&r.tileID.overscaledZ-1>t.overscaledZ;){var s=r.tileID.scaledTo(r.tileID.overscaledZ-1);if(!s)break;(r=this._tiles[s.key])&&r.hasData()&&(delete i[o],i[s.key]=s);}}}return n},i.prototype.findLoadedParent=function(t,e,i){for(var n=t.overscaledZ-1;n>=e;n--){var o=t.scaledTo(n);if(!o)return;var r=String(o.key),a=this._tiles[r];if(a&&a.hasData())return i[r]=o,a;if(this._cache.has(o))return i[r]=o,this._cache.get(o)}},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 a,s=(this._source.roundZoom?Math.round:Math.floor)(this.getZoom(e)),l=Math.max(s-i.maxOverzooming,this._source.minzoom),c=Math.max(s+i.maxUnderzooming,this._source.minzoom),u=this._updateRetainedTiles(o,s),h={};if(Kt(this._source.type))for(var p=Object.keys(u),d=0;d<p.length;d++){var f=p[d],m=u[f],_=n._tiles[f];if(_&&(void 0===_.fadeEndTime||_.fadeEndTime>=r.now())){n._findLoadedChildren(m,c,u)&&(u[f]=m);var g=n.findLoadedParent(m,l,h);g&&n._addTile(g.tileID);}}for(a in h)u[a]||(n._coveredTiles[a]=!0);for(a in h)u[a]=h[a];for(var v=t.keysDifference(this._tiles,u),y=0;y<v.length;y++)n._removeTile(v[y]);}},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=0;s<t.length;s++){var l=t[s],c=this._addTile(l),u=!1;if(c.hasData())n[l.key]=l;else{u=c.wasRequested(),n[l.key]=l;var h=!0;if(e+1>this._source.maxzoom){var p=l.children(this._source.maxzoom)[0],d=this.getTile(p);d&&d.hasData()?n[p.key]=p:h=!1;}else{this._findLoadedChildren(l,a,n);for(var f=l.children(this._source.maxzoom),m=0;m<f.length;m++)if(!n[f[m].key]){h=!1;break}}if(!h)for(var _=l.overscaledZ-1;_>=r;--_){var g=l.scaledTo(_);if(o[g.key])break;if(o[g.key]=!0,!(c=this.getTile(g))&&u&&(c=this._addTile(g)),c&&(n[g.key]=g,u=c.wasRequested(),c.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);var n=Boolean(i);return n||(i=new lt(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,u=0;u<e.length;u++){var h=e[u];r=Math.min(r,h.column),a=Math.min(a,h.row),s=Math.max(s,h.column),l=Math.max(l,h.row);}for(var p=0;p<o.length;p++){var d=this._tiles[o[p]],f=d.tileID,m=Math.pow(2,this.transform.zoom-d.tileID.overscaledZ),_=i*d.queryPadding*t.default$8/d.tileSize/m,g=[Ht(f,new t.default$17(r,a,c)),Ht(f,new t.default$17(s,l,c))];if(g[0].x-_<t.default$8&&g[0].y-_<t.default$8&&g[1].x+_>=0&&g[1].y+_>=0){for(var v=[],y=0;y<e.length;y++)v.push(Ht(f,e[y]));n.push({tile:d,tileID:f,queryGeometry:[v],scale:m});}}return n},i.prototype.getVisibleCoordinates=function(){for(var t=this,e=this.getRenderableIds().map(function(e){return t._tiles[e].tileID}),i=0,n=e;i<n.length;i+=1){var o=n[i];o.posMatrix=t.transform.calculatePosMatrix(o.toUnwrapped());}return e},i.prototype.hasTransition=function(){if(this._source.hasTransition())return!0;if(Kt(this._source.type))for(var t in this._tiles){var e=this._tiles[t];if(void 0!==e.fadeEndTime&&e.fadeEndTime>=r.now())return!0}return!1},i}(t.Evented);function Ht(e,i){var n=i.zoomTo(e.canonical.z);return new t.default$1((n.column-(e.canonical.x+e.wrap*Math.pow(2,e.canonical.z)))*t.default$8,(n.row-e.canonical.y)*t.default$8)}function Kt(t){return"raster"===t||"image"===t||"video"===t}function Yt(){return new t.default.Worker(Rn.workerUrl)}Xt.maxOverzooming=10,Xt.maxUnderzooming=3;var Jt,Qt=function(){this.active={};};function te(e,i){var n={};for(var o in e)"ref"!==o&&(n[o]=e[o]);return t.default$18.forEach(function(t){t in i&&(n[t]=i[t]);}),n}function ee(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]=te(t[n],e[t[n].ref]));return t}Qt.prototype.acquire=function(t){if(!this.workers){var e=Rn.workerCount;for(this.workers=[];this.workers.length<e;)this.workers.push(new Yt);}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);};var ie={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 ne(t,e,i){i.push({command:ie.addSource,args:[t,e[t]]});}function oe(t,e,i){e.push({command:ie.removeSource,args:[t]}),i[t]=!0;}function re(t,e,i,n){oe(t,i,n),ne(t,e,i);}function ae(e,i,n){var o;for(o in e[n])if(e[n].hasOwnProperty(o)&&"data"!==o&&!t.default$10(e[n][o],i[n][o]))return!1;for(o in i[n])if(i[n].hasOwnProperty(o)&&"data"!==o&&!t.default$10(e[n][o],i[n][o]))return!1;return!0}function se(e,i,n,o,r,a){var s;for(s in i=i||{},e=e||{})e.hasOwnProperty(s)&&(t.default$10(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.default$10(e[s],i[s])||n.push({command:a,args:[o,s,i[s],r]}));}function le(t){return t.id}function ce(t,e){return t[e.id]=e,t}function ue(e,i){if(!e)return[{command:ie.setStyle,args:[i]}];var n=[];try{if(!t.default$10(e.version,i.version))return[{command:ie.setStyle,args:[i]}];t.default$10(e.center,i.center)||n.push({command:ie.setCenter,args:[i.center]}),t.default$10(e.zoom,i.zoom)||n.push({command:ie.setZoom,args:[i.zoom]}),t.default$10(e.bearing,i.bearing)||n.push({command:ie.setBearing,args:[i.bearing]}),t.default$10(e.pitch,i.pitch)||n.push({command:ie.setPitch,args:[i.pitch]}),t.default$10(e.sprite,i.sprite)||n.push({command:ie.setSprite,args:[i.sprite]}),t.default$10(e.glyphs,i.glyphs)||n.push({command:ie.setGlyphs,args:[i.glyphs]}),t.default$10(e.transition,i.transition)||n.push({command:ie.setTransition,args:[i.transition]}),t.default$10(e.light,i.light)||n.push({command:ie.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)||oe(r,n,o));for(r in i)i.hasOwnProperty(r)&&(e.hasOwnProperty(r)?t.default$10(e[r],i[r])||("geojson"===e[r].type&&"geojson"===i[r].type&&ae(e,i,r)?n.push({command:ie.setGeoJSONSourceData,args:[r,i[r].data]}):re(r,i,n,o)):ne(r,i,n));}(e.sources,i.sources,r,o);var a=[];e.layers&&e.layers.forEach(function(t){o[t.source]?n.push({command:ie.removeLayer,args:[t.id]}):a.push(t);}),n=n.concat(r),function(e,i,n){i=i||[];var o,r,a,s,l,c,u,h=(e=e||[]).map(le),p=i.map(le),d=e.reduce(ce,{}),f=i.reduce(ce,{}),m=h.slice(),_=Object.create(null);for(o=0,r=0;o<h.length;o++)a=h[o],f.hasOwnProperty(a)?r++:(n.push({command:ie.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:ie.removeLayer,args:[a]}),m.splice(m.lastIndexOf(a,m.length-r),1)):r++,c=m[m.length-o],n.push({command:ie.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.default$10(s,l))if(t.default$10(s.source,l.source)&&t.default$10(s["source-layer"],l["source-layer"])&&t.default$10(s.type,l.type)){for(u in se(s.layout,l.layout,n,a,null,ie.setLayoutProperty),se(s.paint,l.paint,n,a,null,ie.setPaintProperty),t.default$10(s.filter,l.filter)||n.push({command:ie.setFilter,args:[a,l.filter]}),t.default$10(s.minzoom,l.minzoom)&&t.default$10(s.maxzoom,l.maxzoom)||n.push({command:ie.setLayerZoomRange,args:[a,l.minzoom,l.maxzoom]}),s)s.hasOwnProperty(u)&&"layout"!==u&&"paint"!==u&&"filter"!==u&&"metadata"!==u&&"minzoom"!==u&&"maxzoom"!==u&&(0===u.indexOf("paint.")?se(s[u],l[u],n,a,u.slice(6),ie.setPaintProperty):t.default$10(s[u],l[u])||n.push({command:ie.setLayerProperty,args:[a,u,l[u]]}));for(u in l)l.hasOwnProperty(u)&&!s.hasOwnProperty(u)&&"layout"!==u&&"paint"!==u&&"filter"!==u&&"metadata"!==u&&"minzoom"!==u&&"maxzoom"!==u&&(0===u.indexOf("paint.")?se(s[u],l[u],n,a,u.slice(6),ie.setPaintProperty):t.default$10(s[u],l[u])||n.push({command:ie.setLayerProperty,args:[a,u,l[u]]}));}else n.push({command:ie.removeLayer,args:[a]}),c=m[m.lastIndexOf(a)+1],n.push({command:ie.addLayer,args:[l,c]});}(a,i.layers,n);}catch(t){console.warn("Unable to compute style diff:",t),n=[{command:ie.setStyle,args:[i]}];}return n}var he=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;};he.prototype.keysLength=function(){return this.boxKeys.length+this.circleKeys.length},he.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);},he.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);},he.prototype._insertBoxCell=function(t,e,i,n,o,r){this.boxCells[o].push(r);},he.prototype._insertCircleCell=function(t,e,i,n,o,r){this.circleCells[o].push(r);},he.prototype._query=function(t,e,i,n,o){if(i<0||t>this.width||n<0||e>this.height)return!o&&[];var r=[];if(t<=0&&e<=0&&this.width<=i&&this.height<=n){if(o)return!0;for(var a=0;a<this.boxKeys.length;a++)r.push({key:this.boxKeys[a],x1:this.bboxes[4*a],y1:this.bboxes[4*a+1],x2:this.bboxes[4*a+2],y2:this.bboxes[4*a+3]});for(var s=0;s<this.circleKeys.length;s++){var l=this.circles[3*s],c=this.circles[3*s+1],u=this.circles[3*s+2];r.push({key:this.circleKeys[s],x1:l-u,y1:c-u,x2:l+u,y2:c+u});}}else{var h={hitTest:o,seenUids:{box:{},circle:{}}};this._forEachCell(t,e,i,n,this._queryCell,r,h);}return o?r.length>0:r},he.prototype._queryCircle=function(t,e,i,n){var o=t-i,r=t+i,a=e-i,s=e+i;if(r<0||o>this.width||s<0||a>this.height)return!n&&[];var l=[],c={hitTest:n,circle:{x:t,y:e,radius:i},seenUids:{box:{},circle:{}}};return this._forEachCell(o,a,r,s,this._queryCellCircle,l,c),n?l.length>0:l},he.prototype.query=function(t,e,i,n){return this._query(t,e,i,n,!1)},he.prototype.hitTest=function(t,e,i,n){return this._query(t,e,i,n,!0)},he.prototype.hitTestCircle=function(t,e,i){return this._queryCircle(t,e,i,!0)},he.prototype._queryCell=function(t,e,i,n,o,r,a){var s=a.seenUids,l=this.boxCells[o];if(null!==l)for(var c=this.bboxes,u=0,h=l;u<h.length;u+=1){var p=h[u];if(!s.box[p]){s.box[p]=!0;var d=4*p;if(t<=c[d+2]&&e<=c[d+3]&&i>=c[d+0]&&n>=c[d+1]){if(a.hitTest)return r.push(!0),!0;r.push({key:this.boxKeys[p],x1:c[d],y1:c[d+1],x2:c[d+2],y2:c[d+3]});}}}var f=this.circleCells[o];if(null!==f)for(var m=this.circles,_=0,g=f;_<g.length;_+=1){var v=g[_];if(!s.circle[v]){s.circle[v]=!0;var y=3*v;if(this._circleAndRectCollide(m[y],m[y+1],m[y+2],t,e,i,n)){if(a.hitTest)return r.push(!0),!0;var x=m[y],b=m[y+1],w=m[y+2];r.push({key:this.circleKeys[v],x1:x-w,y1:b-w,x2:x+w,y2:b+w});}}}},he.prototype._queryCellCircle=function(t,e,i,n,o,r,a){var s=a.circle,l=a.seenUids,c=this.boxCells[o];if(null!==c)for(var u=this.bboxes,h=0,p=c;h<p.length;h+=1){var d=p[h];if(!l.box[d]){l.box[d]=!0;var f=4*d;if(this._circleAndRectCollide(s.x,s.y,s.radius,u[f+0],u[f+1],u[f+2],u[f+3]))return r.push(!0),!0}}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._circlesCollide(_[x],_[x+1],_[x+2],s.x,s.y,s.radius))return r.push(!0),!0}}},he.prototype._forEachCell=function(t,e,i,n,o,r,a){for(var s=this._convertToXCellCoord(t),l=this._convertToYCellCoord(e),c=this._convertToXCellCoord(i),u=this._convertToYCellCoord(n),h=s;h<=c;h++)for(var p=l;p<=u;p++){var d=this.xCellCount*p+h;if(o.call(this,t,e,i,n,d,r,a))return}},he.prototype._convertToXCellCoord=function(t){return Math.max(0,Math.min(this.xCellCount-1,Math.floor(t*this.xScale)))},he.prototype._convertToYCellCoord=function(t){return Math.max(0,Math.min(this.yCellCount-1,Math.floor(t*this.yScale)))},he.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},he.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,u=Math.abs(e-(o+c));if(u>c+i)return!1;if(l<=s||u<=c)return!0;var h=l-s,p=u-c;return h*h+p*p<=i*i};var pe=t.default$19.layout;function de(e,i,n,o,r){var a=t.mat4.identity(new Float32Array(16));return i?(t.mat4.identity(a),t.mat4.scale(a,a,[1/r,1/r,1]),n||t.mat4.rotateZ(a,a,o.angle)):(t.mat4.scale(a,a,[o.width/2,-o.height/2,1]),t.mat4.translate(a,a,[1,-1,0]),t.mat4.multiply(a,a,e)),a}function fe(e,i,n,o,r){var a=t.mat4.identity(new Float32Array(16));return i?(t.mat4.multiply(a,a,e),t.mat4.scale(a,a,[r,r,1]),n||t.mat4.rotateZ(a,a,-o.angle)):(t.mat4.scale(a,a,[1,-1,1]),t.mat4.translate(a,a,[-1,-1,0]),t.mat4.scale(a,a,[2/o.width,2/o.height,1])),a}function me(e,i){var n=[e.x,e.y,0,1];Ie(n,n,i);var o=n[3];return{point:new t.default$1(n[0]/o,n[1]/o),signedDistanceFromCamera:o}}function _e(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 ge(e,i,n,o,r,a,s,l){var c=o?e.textSizeData:e.iconSizeData,u=t.evaluateSizeForZoom(c,n.transform.zoom,pe.properties[o?"text-size":"icon-size"]),h=[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&&!_)Te(v.numGlyphs,p);else{_=!1;var y=[v.anchorX,v.anchorY,0,1];if(t.vec4.transformMat4(y,y,i),_e(y,h)){var x=.5+y[3]/n.transform.cameraToCenterDistance*.5,b=t.evaluateSizeForFeature(c,u,v),w=s?b*x:b/x,E=new t.default$1(v.anchorX,v.anchorY),T=me(E,r).point,I={},C=xe(v,w,!1,l,i,r,a,e.glyphOffsetArray,d,p,T,E,I,m);_=C.useVertical,(C.notEnoughRoom||_||C.needsFlipping&&xe(v,w,!0,l,i,r,a,e.glyphOffsetArray,d,p,T,E,I,m).notEnoughRoom)&&Te(v.numGlyphs,p);}else Te(v.numGlyphs,p);}}o?e.text.dynamicLayoutVertexBuffer.updateData(p):e.icon.dynamicLayoutVertexBuffer.updateData(p);}function ve(t,e,i,n,o,r,a,s,l,c,u,h){var p=s.glyphStartIndex+s.numGlyphs,d=s.lineStartIndex,f=s.lineStartIndex+s.lineLength,m=e.getoffsetX(s.glyphStartIndex),_=e.getoffsetX(p-1),g=we(t*m,i,n,o,r,a,s.segment,d,f,l,c,u,h);if(!g)return null;var v=we(t*_,i,n,o,r,a,s.segment,d,f,l,c,u,h);return v?{first:g,last:v}:null}function ye(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 xe(e,i,n,o,r,a,s,l,c,u,h,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=ve(_,l,g,v,n,h,p,e,c,a,d,!1);if(!w)return{notEnoughRoom:!0};var E=me(w.first.point,s).point,T=me(w.last.point,s).point;if(o&&!n){var I=ye(e.writingMode,E,T,f);if(I)return I}m=[w.first];for(var C=e.glyphStartIndex+1;C<y-1;C++)m.push(we(_*l.getoffsetX(C),g,v,n,h,p,e.segment,x,b,c,a,d,!1));m.push(w.last);}else{if(o&&!n){var S=me(p,r).point,z=e.lineStartIndex+e.segment+1,A=new t.default$1(c.getx(z),c.gety(z)),R=me(A,r),D=R.signedDistanceFromCamera>0?R.point:be(p,A,S,1,r),M=ye(e.writingMode,S,D,f);if(M)return M}var L=we(_*l.getoffsetX(e.glyphStartIndex),g,v,n,h,p,e.segment,e.lineStartIndex,e.lineStartIndex+e.lineLength,c,a,d,!1);if(!L)return{notEnoughRoom:!0};m=[L];}for(var P=0,k=m;P<k.length;P+=1){var B=k[P];t.addDynamicAttributes(u,B.point,B.angle);}return{}}function be(t,e,i,n,o){var r=me(t.add(t.sub(e)._unit()),o).point,a=i.sub(r);return i.add(a._mult(n/a.mag()))}function we(e,i,n,o,r,a,s,l,c,u,h,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.default$1(u.getx(g),u.gety(g)),I=me(T,h);if(I.signedDistanceFromCamera>0)y=p[g]=I.point;else{var C=g-m;y=be(0===b?a:new t.default$1(u.getx(C),u.gety(C)),T,x,E-b+1,h);}}b+=w,w=x.dist(y);}var S=(E-b)/w,z=y.sub(x),A=z.mult(S)._add(x);return A._add(z._unit()._perp()._mult(n*m)),{point:A,angle:_+Math.atan2(y.y-x.y,y.x-x.x),tileDistance:d?{prevTileDistance:g-m===v?0:u.gettileUnitDistanceFromAnchor(g-m),lastSegmentViewportDistance:E-b}:null}}var Ee=new Float32Array([-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0,-1/0,-1/0,0]);function Te(t,e){for(var i=0;i<t;i++){var n=e.length;e.resize(n+4),e.float32.set(Ee,3*n);}}function Ie(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}t.default$20.mat4;var Ce=function(t,e,i){void 0===e&&(e=new he(t.width+200,t.height+200,25)),void 0===i&&(i=new he(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;};function Se(t,e,i){t[e+4]=i?1:0;}function ze(e,i,n){return i*(t.default$8/(e.tileSize*Math.pow(2,n-e.tileID.overscaledZ)))}Ce.prototype.placeCollisionBox=function(t,e,i,n){var o=this.projectAndGetPerspectiveRatio(n,t.anchorPointX,t.anchorPointY),r=i*o.perspectiveRatio,a=t.x1*r+o.point.x,s=t.y1*r+o.point.y,l=t.x2*r+o.point.x,c=t.y2*r+o.point.y;return!e&&this.grid.hitTest(a,s,l,c)?{box:[],offscreen:!1}:{box:[a,s,l,c],offscreen:this.isOffscreen(a,s,l,c)}},Ce.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))},Ce.prototype.placeCollisionCircles=function(e,i,n,o,r,a,s,l,c,u,h,p,d){var f=[],m=this.projectAnchor(u,a.anchorX,a.anchorY),_=c/24,g=a.lineOffsetX*c,v=a.lineOffsetY*c,y=new t.default$1(a.anchorX,a.anchorY),x=ve(_,l,g,v,!1,me(y,h).point,y,a,s,h,{},!0),b=!1,w=!0,E=m.perspectiveRatio*o,T=1/(o*n),I=0,C=0;x&&(I=this.approximateTileDistance(x.first.tileDistance,x.first.angle,T,m.cameraDistance,d),C=this.approximateTileDistance(x.last.tileDistance,x.last.angle,T,m.cameraDistance,d));for(var S=0;S<e.length;S+=5){var z=e[S],A=e[S+1],R=e[S+2],D=e[S+3];if(!x||D<-I||D>C)Se(e,S,!1);else{var M=this.projectPoint(u,z,A),L=R*E;if(f.length>0){var P=M.x-f[f.length-4],k=M.y-f[f.length-3];if(L*L*2>P*P+k*k)if(S+8<e.length){var B=e[S+8];if(B>-I&&B<C){Se(e,S,!1);continue}}}var O=S/5;if(f.push(M.x,M.y,L,O),Se(e,S,!0),w=w&&this.isOffscreen(M.x-L,M.y-L,M.x+L,M.y+L),!i&&this.grid.hitTestCircle(M.x,M.y,L)){if(!p)return{circles:[],offscreen:!1};b=!0;}}}return{circles:b?[]:f,offscreen:w}},Ce.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],u=new t.default$1(c.x+100,c.y+100);n=Math.min(n,u.x),o=Math.min(o,u.y),r=Math.max(r,u.x),a=Math.max(a,u.y),i.push(u);}for(var h={},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===h[_.bucketInstanceId]&&(h[_.bucketInstanceId]={}),!h[_.bucketInstanceId][_.featureIndex]){var g=[new t.default$1(m.x1,m.y1),new t.default$1(m.x2,m.y1),new t.default$1(m.x2,m.y2),new t.default$1(m.x1,m.y2)];t.polygonIntersectsPolygon(i,g)&&(h[_.bucketInstanceId][_.featureIndex]=!0,void 0===p[_.bucketInstanceId]&&(p[_.bucketInstanceId]=[]),p[_.bucketInstanceId].push(_.featureIndex));}}return p},Ce.prototype.insertCollisionBox=function(t,e,i,n){var o={bucketInstanceId:i,featureIndex:n};(e?this.ignoredGrid:this.grid).insert(o,t[0],t[1],t[2],t[3]);},Ce.prototype.insertCollisionCircles=function(t,e,i,n){for(var o=e?this.ignoredGrid:this.grid,r={bucketInstanceId:i,featureIndex:n},a=0;a<t.length;a+=4)o.insertCircle(r,t[a],t[a+1],t[a+2]);},Ce.prototype.projectAnchor=function(t,e,i){var n=[e,i,0,1];return Ie(n,n,t),{perspectiveRatio:.5+this.transform.cameraToCenterDistance/n[3]*.5,cameraDistance:n[3]}},Ce.prototype.projectPoint=function(e,i,n){var o=[i,n,0,1];return Ie(o,o,e),new t.default$1((o[0]/o[3]+1)/2*this.transform.width+100,(-o[1]/o[3]+1)/2*this.transform.height+100)},Ce.prototype.projectAndGetPerspectiveRatio=function(e,i,n){var o=[i,n,0,1];return Ie(o,o,e),{point:new t.default$1((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}},Ce.prototype.isOffscreen=function(t,e,i,n){return i<100||t>=this.screenRightBoundary||n<100||e>this.screenBottomBoundary};var Ae=t.default$19.layout,Re=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;};Re.prototype.isHidden=function(){return 0===this.opacity&&!this.placed};var De=function(t,e,i,n,o){this.text=new Re(t?t.text:null,e,i,o),this.icon=new Re(t?t.icon:null,e,n,o);};De.prototype.isHidden=function(){return this.text.isHidden()&&this.icon.isHidden()};var Me=function(t,e,i){this.text=t,this.icon=e,this.skipFade=i;},Le=function(t,e){this.transform=t.clone(),this.collisionIndex=new Ce(this.transform),this.placements={},this.opacities={},this.stale=!1,this.fadeDuration=e,this.retainedQueryData={};};function Pe(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);}Le.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),u=i.tileSize/t.default$8,h=this.transform.calculatePosMatrix(i.tileID.toUnwrapped()),p=de(h,"map"===l.get("text-pitch-alignment"),"map"===l.get("text-rotation-alignment"),this.transform,ze(i,1,this.transform.zoom)),d=de(h,"map"===l.get("icon-pitch-alignment"),"map"===l.get("icon-rotation-alignment"),this.transform,ze(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,h,p,d,c,u,n,o,s);}},Le.prototype.placeLayerBucket=function(e,i,n,o,r,a,s,l,c){for(var u=e.layers[0].layout,h=t.evaluateSizeForZoom(e.textSizeData,this.transform.zoom,Ae.properties["text-size"]),p=!e.hasTextData()||u.get("text-optional"),d=!e.hasIconData()||u.get("icon-optional"),f=0,m=e.symbolInstances;f<m.length;f+=1){var _=m[f];if(!l[_.crossTileID]){var g=void 0!==_.feature.text,v=void 0!==_.feature.icon,y=!0,x=null,b=null,w=null,E=0,T=0;_.collisionArrays||(_.collisionArrays=e.deserializeCollisionBoxes(c,_.textBoxStartIndex,_.textBoxEndIndex,_.iconBoxStartIndex,_.iconBoxEndIndex)),_.collisionArrays.textFeatureIndex&&(E=_.collisionArrays.textFeatureIndex),_.collisionArrays.textBox&&(g=(x=this.collisionIndex.placeCollisionBox(_.collisionArrays.textBox,u.get("text-allow-overlap"),a,i)).box.length>0,y=y&&x.offscreen);var I=_.collisionArrays.textCircles;if(I){var C=e.text.placedSymbolArray.get(_.placedTextSymbolIndices[0]),S=t.evaluateSizeForFeature(e.textSizeData,h,C);b=this.collisionIndex.placeCollisionCircles(I,u.get("text-allow-overlap"),r,a,_.key,C,e.lineVertexArray,e.glyphOffsetArray,S,i,n,s,"map"===u.get("text-pitch-alignment")),g=u.get("text-allow-overlap")||b.circles.length>0,y=y&&b.offscreen;}_.collisionArrays.iconFeatureIndex&&(T=_.collisionArrays.iconFeatureIndex),_.collisionArrays.iconBox&&(v=(w=this.collisionIndex.placeCollisionBox(_.collisionArrays.iconBox,u.get("icon-allow-overlap"),a,i)).box.length>0,y=y&&w.offscreen),p||d?d?p||(v=v&&g):g=v&&g:v=g=v&&g,g&&x&&this.collisionIndex.insertCollisionBox(x.box,u.get("text-ignore-placement"),e.bucketInstanceId,E),v&&w&&this.collisionIndex.insertCollisionBox(w.box,u.get("icon-ignore-placement"),e.bucketInstanceId,T),g&&b&&this.collisionIndex.insertCollisionCircles(b.circles,u.get("text-ignore-placement"),e.bucketInstanceId,E),this.placements[_.crossTileID]=new Me(g,v,y||e.justReloaded),l[_.crossTileID]=!0;}}e.justReloaded=!1;},Le.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 De(s,n,a.text,a.icon),i=i||a.text!==s.text.placed||a.icon!==s.icon.placed):(this.opacities[r]=new De(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 u=new De(c,n,!1,!1);u.isHidden()||(this.opacities[l]=u,i=i||c.text.placed||c.icon.placed);}}i?this.lastPlacementChangeTime=e:"number"!=typeof this.lastPlacementChangeTime&&(this.lastPlacementChangeTime=t?t.lastPlacementChangeTime:e);},Le.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);}},Le.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 De(null,0,!1,!1,!0),r=new De(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 u=s.numGlyphVertices>0||s.numVerticalGlyphVertices>0,h=s.numIconVertices>0;if(u){for(var p=Ve(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(h){for(var v=Ve(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()&&Pe(t.collisionBox.collisionVertexArray,c.text.placed,!1),x.iconBox&&t.hasCollisionBoxData()&&Pe(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];Pe(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);},Le.prototype.symbolFadeChange=function(t){return 0===this.fadeDuration?1:(t-this.commitTime)/this.fadeDuration},Le.prototype.hasTransitions=function(t){return this.stale||t-this.lastPlacementChangeTime<this.fadeDuration},Le.prototype.stillRecent=function(t){return"undefined"!==this.commitTime&&this.commitTime+this.fadeDuration>t},Le.prototype.setStale=function(){this.stale=!0;};var ke=Math.pow(2,25),Be=Math.pow(2,24),Oe=Math.pow(2,17),Fe=Math.pow(2,16),Ne=Math.pow(2,9),Ue=Math.pow(2,8),Ze=Math.pow(2,1);function Ve(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*ke+e*Be+i*Oe+e*Fe+i*Ne+e*Ue+i*Ze+e}var je=function(){this._currentTileIndex=0,this._seenCrossTileIDs={};};je.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 $e=function(t,e,i,n,o){this.placement=new Le(t,o),this._currentPlacementIndex=e.length-1,this._forceFullPlacement=i,this._showCollisionBoxes=n,this._done=!1;};$e.prototype.isDone=function(){return this._done},$e.prototype.continuePlacement=function(t,e,i){for(var n=this,o=r.now(),a=function(){var t=r.now()-o;return!n._forceFullPlacement&&t>2};this._currentPlacementIndex>=0;){var s=e[t[n._currentPlacementIndex]],l=n.placement.collisionIndex.transform.zoom;if("symbol"===s.type&&(!s.minzoom||s.minzoom<=l)&&(!s.maxzoom||s.maxzoom>l)){if(n._inProgressLayer||(n._inProgressLayer=new je),n._inProgressLayer.continuePlacement(i[s.source],n.placement,n._showCollisionBoxes,s,a))return;delete n._inProgressLayer;}n._currentPlacementIndex--;}this._done=!0;},$e.prototype.commit=function(t,e){return this.placement.commit(t,e),this.placement};var Ge=512/t.default$8/2,We=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)});}};We.prototype.getScaledCoordinates=function(e,i){var n=i.canonical.z-this.tileID.canonical.z,o=Ge/Math.pow(2,n),r=e.anchor;return{x:Math.floor((i.canonical.x*t.default$8+r.x)*o),y:Math.floor((i.canonical.y*t.default$8+r.y)*o)}},We.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,u=s;c<u.length;c+=1){var h=u[c];if(Math.abs(h.coord.x-l.x)<=n&&Math.abs(h.coord.y-l.y)<=n&&!i[h.crossTileID]){i[h.crossTileID]=!0,a.crossTileID=h.crossTileID;break}}}}};var qe=function(){this.maxCrossTileID=0;};qe.prototype.generate=function(){return++this.maxCrossTileID};var Xe=function(){this.indexes={},this.usedCrossTileIDs={},this.lng=0;};Xe.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;},Xe.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 u=s[t.scaledTo(Number(a)).key];u&&u.findMatches(e.symbolInstances,t,r);}}for(var h=0,p=e.symbolInstances;h<p.length;h+=1){var d=p[h];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 We(t,e.symbolInstances,e.bucketInstanceId),!0},Xe.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];}},Xe.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 He=function(){this.layerIndexes={},this.crossTileIDs=new qe,this.maxBucketInstanceId=0,this.bucketsInCurrentPlacement={};};He.prototype.addLayer=function(t,e,i){var n=this.layerIndexes[t.id];void 0===n&&(n=this.layerIndexes[t.id]=new Xe);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},He.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 Ke=function(e,i){return t.emitValidationErrors(e,i&&i.filter(function(t){return"source.canvas"!==t.identifier}))},Ye=t.pick(ie,["addLayer","removeLayer","setPaintProperty","setLayoutProperty","setFilter","addSource","removeSource","setLayerZoomRange","setLight","setTransition","setGeoJSONSourceData"]),Je=t.pick(ie,["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 $((Jt||(Jt=new Qt),Jt),this),this.imageManager=new L,this.glyphManager=new N(n._transformRequest,o.localIdeographFontFamily),this.lineAtlas=new j(256,512),this.crossTileSymbolIndex=new He,this._layers={},this._order=[],this.sourceCaches={},this.zoomHistory=new t.default$23,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:!y(e);e=function(t,e){if(!y(t))return t;var i=C(t);return i.path="/styles/v1"+i.path,v(i,e)}(e,i.accessToken);var r=this.map._transformRequest(e,t.ResourceType.Style);t.getJSON(r,function(e,i){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"})),r.frame(function(){n._load(e,!1!==i.validate);});},i.prototype._load=function(e,i){var n=this;if(!i||!Ke(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?function(e,i,n){var o,a,s,l=r.devicePixelRatio>1?"@2x":"";function c(){if(s)n(s);else if(o&&a){var e=r.getImageData(a),i={};for(var l in o){var c=o[l],u=c.width,h=c.height,p=c.x,d=c.y,f=c.sdf,m=c.pixelRatio,_=new t.RGBAImage({width:u,height:h});t.RGBAImage.copy(e,_,{x:p,y:d},{x:0,y:0},{width:u,height:h}),i[l]={data:_,pixelRatio:m,sdf:f};}n(null,i);}}t.getJSON(i(w(e,l,".json"),t.ResourceType.SpriteJSON),function(t,e){s||(s=t,o=e,c());}),t.getImage(i(w(e,l,".png"),t.ResourceType.SpriteImage),function(t,e){s||(s=t,a=e,c());});}(e.sprite,this.map._transformRequest,function(e,i){if(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 a=ee(this.stylesheet.layers);this._order=a.map(function(t){return t.id}),this._layers={};for(var s=0,l=a;s<l.length;s+=1){var c=l[s];(c=t.default$22(c)).setEventedParent(n,{layer:{id:c.id}}),n._layers[c.id]=c;}this.dispatcher.broadcast("setLayers",this._serializeLayers(this._order)),this.light=new V(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 u=c[l],h=this._layers[u];h.recalculate(e),!h.isHidden(e.zoom)&&h.source&&(this.sourceCaches[h.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(),Ke(this,t.validateStyle(e)))return!1;(e=t.clone(e)).layers=ee(e.layers);var n=ue(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 Ye)});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.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 Xt(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.default$22(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.default$10(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.default$10(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);if(o){if(!t.default$10(o.getPaintProperty(i),n)){var r=o._transitionablePaint._values[i].value.isDataDriven();o.setPaintProperty(i,n),(o._transitionablePaint._values[i].value.isDataDriven()||r)&&this._updateLayer(o),this._changed=!0,this._updatedPaintProps[e]=!0;}}else 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.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=[];for(var u in this.sourceCaches)i.layers&&!o[u]||c.push(at(this.sourceCaches[u],this._layers,e.worldCoordinate,i,n));return this.placement&&c.push(function(t,e,i,n,o){for(var r={},a=n.queryRenderedSymbols(e),s=[],l=0,c=Object.keys(a).map(Number);l<c.length;l+=1){var u=c[l];s.push(o[u]);}s.sort(st);for(var h=function(){var e=d[p],n=e.featureIndex.lookupSymbolFeatures(a[e.bucketInstanceId],e.bucketIndex,e.sourceLayerIndex,i.filter,i.layers,t);for(var o in n){var s=r[o]=r[o]||[],l=n[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,u=l;c<u.length;c+=1){var h=u[c];s.push(h.feature);}}},p=0,d=s;p<d.length;p+=1)h();return r}(this._layers,e.viewport,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.default$10(e[o],i[o])){n=!0;break}if(n){var a={now:r.now(),transition:t.extend({duration:300,delay:0},this.stylesheet.transition)};this.light.setLight(e),this.light.updateTransitions(a);}},i.prototype._validate=function(e,i,n,o,r){return(!r||!1!==r.validate)&&Ke(this,e.call(t.validateStyle,t.extend({key:i,style:this.serialize(),value:n,styleSpec:t.default$5},o)))},i.prototype._remove=function(){for(var e in 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(t,e,i){for(var n=!1,o=!1,a={},s=0,l=this._order;s<l.length;s+=1){var c=l[s],u=this._layers[c];if("symbol"===u.type){if(!a[u.source]){var h=this.sourceCaches[u.source];a[u.source]=h.getRenderableIds().map(function(t){return h.getTileByID(t)}).sort(function(t,e){return e.tileID.overscaledZ-t.tileID.overscaledZ||(t.tileID.isLessThan(e.tileID)?-1:1)});}var p=this.crossTileSymbolIndex.addLayer(u,a[u.source],t.center.lng);n=n||p;}}this.crossTileSymbolIndex.pruneUnusedLayers(this._order);var d=this._layerOrderChanged;if((d||!this.pauseablePlacement||this.pauseablePlacement.isDone()&&!this.placement.stillRecent(r.now()))&&(this.pauseablePlacement=new $e(t,this._order,d,e,i),this._layerOrderChanged=!1),this.pauseablePlacement.isDone()?this.placement.setStale():(this.pauseablePlacement.continuePlacement(this._order,this._layers,a),this.pauseablePlacement.isDone()&&(this.placement=this.pauseablePlacement.commit(this.placement,r.now()),o=!0),n&&this.pauseablePlacement.placement.setStale()),o||n)for(var f=0,m=this._order;f<m.length;f+=1){var _=m[f],g=this._layers[_];"symbol"===g.type&&this.placement.updateLayerOpacities(g,a[g.source]);}return!this.pauseablePlacement.isDone()||this.placement.hasTransitions(r.now())},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 ot[t]},Qe.setSourceType=function(t,e){ot[t]=e;},Qe.registerForPluginAvailability=t.registerForPluginAvailability;var ti=t.createLayout([{name:"a_pos",type:"Int16",components:2}]),ei={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) + 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) + 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) + 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) + 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"}},ii=/#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g,ni=function(t){var e=ei[t],i={};e.fragmentSource=e.fragmentSource.replace(ii,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(ii,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 HAS_UNIFORM_u_"+r+"\n "+n+" "+o+" "+r+" = unpack_mix_"+a+"(a_"+r+", a_"+r+"_t);\n#else\n "+n+" "+o+" "+r+" = u_"+r+";\n#endif\n"});};for(var oi in ei)ni(oi);var ri=ei,ai=function(t,e,i,n){var o=t.gl;this.program=o.createProgram();var a=i.defines().concat("#define DEVICE_PIXEL_RATIO "+r.devicePixelRatio.toFixed(1));n&&a.push("#define OVERDRAW_INSPECTOR;");var s=a.concat(ri.prelude.fragmentSource,e.fragmentSource).join("\n"),l=a.concat(ri.prelude.vertexSource,e.vertexSource).join("\n"),c=o.createShader(o.FRAGMENT_SHADER);o.shaderSource(c,s),o.compileShader(c),o.attachShader(this.program,c);var u=o.createShader(o.VERTEX_SHADER);o.shaderSource(u,l),o.compileShader(u),o.attachShader(this.program,u);for(var h=i.layoutAttributes||[],p=0;p<h.length;p++)o.bindAttribLocation(this.program,p,h[p].name);o.linkProgram(this.program),this.numAttributes=o.getProgramParameter(this.program,o.ACTIVE_ATTRIBUTES),this.attributes={},this.uniforms={};for(var d=0;d<this.numAttributes;d++){var f=o.getActiveAttrib(this.program,d);f&&(this.attributes[f.name]=o.getAttribLocation(this.program,f.name));}for(var m=o.getProgramParameter(this.program,o.ACTIVE_UNIFORMS),_=0;_<m;_++){var g=o.getActiveUniform(this.program,_);g&&(this.uniforms[g.name]=o.getUniformLocation(this.program,g.name));}};function si(e,i,n,o,r){for(var a=0;a<n.length;a++){var s=n[a];if(o.isLessThan(s.tileID))break;if(i.key===s.tileID.key)return;if(s.tileID.isChildOf(i)){for(var l=i.children(1/0),c=0;c<l.length;c++){si(e,l[c],n.slice(a),o,r);}return}}var u=i.overscaledZ-e.overscaledZ,h=new t.CanonicalTileID(u,i.canonical.x-(e.canonical.x<<u),i.canonical.y-(e.canonical.y<<u));r[h.key]=r[h.key]||h;}function li(t,e,i,n,o){var r=t.context,a=r.gl,s=o?t.useProgram("collisionCircle"):t.useProgram("collisionBox");r.setDepthMode($t.disabled),r.setStencilMode(Gt.disabled),r.setColorMode(t.colorModeForRenderPass());for(var l=0;l<n.length;l++){var c=n[l],u=e.getTile(c),h=u.getBucket(i);if(h){var p=o?h.collisionCircle:h.collisionBox;if(p){a.uniformMatrix4fv(s.uniforms.u_matrix,!1,c.posMatrix),o||r.lineWidth.set(1),a.uniform1f(s.uniforms.u_camera_to_center_distance,t.transform.cameraToCenterDistance);var d=ze(u,1,t.transform.zoom),f=Math.pow(2,t.transform.zoom-u.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,u.tileID.overscaleFactor()),s.draw(r,o?a.TRIANGLES:a.LINES,i.id,p.layoutVertexBuffer,p.indexBuffer,p.segments,null,p.collisionVertexBuffer,null);}}}}ai.prototype.draw=function(t,e,i,n,o,r,a,s,l){for(var c,u=t.gl,h=(c={},c[u.LINES]=2,c[u.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 tt)).bind(t,this,n,a?a.getPaintVertexBuffers():[],o,f.vertexOffset,s,l),u.drawElements(e,f.primitiveLength*h,u.UNSIGNED_SHORT,f.primitiveOffset*h*2);}};var ci=t.mat4.identity(new Float32Array(16)),ui=t.default$19.layout;function hi(t,e,i,n,o,r,a,s,l,c){var u,h=t.context,p=h.gl,d=t.transform,f="map"===s,m="map"===l,_=f&&"line"===i.layout.get("symbol-placement"),g=f&&!m&&!_,v=m;h.setDepthMode(v?t.depthModeForSublayer(0,$t.ReadOnly):$t.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),C=o||E.sdfIcons,S=o?E.textSizeData:E.iconSizeData;if(u||(u=t.useProgram(C?"symbolSDF":"symbolIcon",I),I.setUniforms(t.context,u,i.paint,{zoom:t.transform.zoom}),pi(u,t,i,o,g,m,S)),h.activeTexture.set(p.TEXTURE0),p.uniform1i(u.uniforms.u_texture,0),o)w.glyphAtlasTexture.bind(p.LINEAR,p.CLAMP_TO_EDGE),p.uniform2fv(u.uniforms.u_texsize,w.glyphAtlasTexture.size);else{var z=1!==i.layout.get("icon-size").constantOr(0)||E.iconsNeedLinear,A=m||0!==d.pitch;w.iconAtlasTexture.bind(C||t.options.rotating||t.options.zooming||z||A?p.LINEAR:p.NEAREST,p.CLAMP_TO_EDGE),p.uniform2fv(u.uniforms.u_texsize,w.iconAtlasTexture.size);}p.uniformMatrix4fv(u.uniforms.u_matrix,!1,t.translatePosMatrix(b.posMatrix,w,r,a));var R=ze(w,1,t.transform.zoom),D=de(b.posMatrix,m,f,t.transform,R),M=fe(b.posMatrix,m,f,t.transform,R);p.uniformMatrix4fv(u.uniforms.u_gl_coord_matrix,!1,t.translatePosMatrix(M,w,r,a,!0)),_?(p.uniformMatrix4fv(u.uniforms.u_label_plane_matrix,!1,ci),ge(E,b.posMatrix,t,o,D,M,m,c)):p.uniformMatrix4fv(u.uniforms.u_label_plane_matrix,!1,D),p.uniform1f(u.uniforms.u_fade_change,t.options.fadeDuration?t.symbolFadeChange:1),di(u,I,t,i,w,T,o,C,m);}}}}function pi(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 u="constant"===s.functionType||"source"===s.functionType,h="constant"===s.functionType||"camera"===s.functionType;l.uniform1i(e.uniforms.u_is_size_zoom_constant,u?1:0),l.uniform1i(e.uniforms.u_is_size_feature_constant,h?1:0),l.uniform1f(e.uniforms.u_camera_to_center_distance,c.cameraToCenterDistance);var p=t.evaluateSizeForZoom(s,c.zoom,ui.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 di(t,e,i,n,o,r,a,s,l){var c=i.context,u=c.gl,h=i.transform;if(s){var p=0!==n.paint.get(a?"text-halo-width":"icon-halo-width").constantOr(1),d=l?Math.cos(h._pitch)*h.cameraToCenterDistance:1;u.uniform1f(t.uniforms.u_gamma_scale,d),p&&(u.uniform1f(t.uniforms.u_is_halo,1),fi(r,n,c,t)),u.uniform1f(t.uniforms.u_is_halo,0);}fi(r,n,c,t);}function fi(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 mi(t,e,i,n,o,a,s,l,c){var u,h,p,d,f=e.context,m=f.gl,_=o.paint.get("line-dasharray"),g=o.paint.get("line-pattern");if(l||c){var v=1/ze(i,1,e.transform.tileZoom);if(_){u=e.lineAtlas.getDash(_.from,"round"===o.layout.get("line-cap")),h=e.lineAtlas.getDash(_.to,"round"===o.layout.get("line-cap"));var y=u.width*_.fromScale,x=h.width*_.toScale;m.uniform2f(t.uniforms.u_patternscale_a,v/y,-u.height/2),m.uniform2f(t.uniforms.u_patternscale_b,v/x,-h.height/2),m.uniform1f(t.uniforms.u_sdfgamma,e.lineAtlas.width/(256*Math.min(y,x)*r.devicePixelRatio)/2);}else if(g){if(p=e.imageManager.getPattern(g.from),d=e.imageManager.getPattern(g.to),!p||!d)return;m.uniform2f(t.uniforms.u_pattern_size_a,p.displaySize[0]*g.fromScale/v,p.displaySize[1]),m.uniform2f(t.uniforms.u_pattern_size_b,d.displaySize[0]*g.toScale/v,d.displaySize[1]);var b=e.imageManager.getPixelSize(),w=b.width,E=b.height;m.uniform2fv(t.uniforms.u_texsize,[w,E]);}m.uniform2f(t.uniforms.u_gl_units_to_pixels,1/e.transform.pixelsToGLUnits[0],1/e.transform.pixelsToGLUnits[1]);}l&&(_?(m.uniform1i(t.uniforms.u_image,0),f.activeTexture.set(m.TEXTURE0),e.lineAtlas.bind(f),m.uniform1f(t.uniforms.u_tex_y_a,u.y),m.uniform1f(t.uniforms.u_tex_y_b,h.y),m.uniform1f(t.uniforms.u_mix,_.t)):g&&(m.uniform1i(t.uniforms.u_image,0),f.activeTexture.set(m.TEXTURE0),e.imageManager.bind(f),m.uniform2fv(t.uniforms.u_pattern_tl_a,p.tl),m.uniform2fv(t.uniforms.u_pattern_br_a,p.br),m.uniform2fv(t.uniforms.u_pattern_tl_b,d.tl),m.uniform2fv(t.uniforms.u_pattern_br_b,d.br),m.uniform1f(t.uniforms.u_fade,g.t))),f.setStencilMode(e.stencilModeForClipping(a));var T=e.translatePosMatrix(a.posMatrix,i,o.paint.get("line-translate"),o.paint.get("line-translate-anchor"));if(m.uniformMatrix4fv(t.uniforms.u_matrix,!1,T),m.uniform1f(t.uniforms.u_ratio,1/ze(i,1,e.transform.zoom)),o.paint.get("line-gradient")){f.activeTexture.set(m.TEXTURE0);var I=o.gradientTexture;if(!o.gradient)return;I||(I=o.gradientTexture=new M(f,o.gradient,m.RGBA)),I.bind(m.LINEAR,m.CLAMP_TO_EDGE),m.uniform1i(t.uniforms.u_image,0);}t.draw(f,m.TRIANGLES,o.id,n.layoutVertexBuffer,n.indexBuffer,n.segments,s);}var _i=function(t,e){if(!t)return!1;var i=e.imageManager.getPattern(t.from),n=e.imageManager.getPattern(t.to);return!i||!n},gi=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);},vi=function(t,e,i){var n=e.context.gl;n.uniform1f(i.uniforms.u_tile_units_to_pixels,1/ze(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 yi(t,e,i,n,o){if(!_i(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),u=c.getBucket(i);u&&(t.context.setStencilMode(t.stencilModeForClipping(l)),o(t,e,i,c,l,u,r),r=!1);}}function xi(t,e,i,n,o,r,a){var s=t.context.gl,l=r.programConfigurations.get(i.id);wi("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 bi(t,e,i,n,o,r,a){var s=t.context.gl,l=r.programConfigurations.get(i.id),c=wi("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 wi(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}),gi(e,i,l)),vi(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}var Ei=t.default$20.mat3,Ti=t.default$20.mat4,Ii=t.default$20.vec3;function Ci(t,e,i,n,o,r,a){var s=t.context,l=s.gl,c=i.paint.get("fill-extrusion-pattern"),u=t.context.program.get(),h=r.programConfigurations.get(i.id),p=t.useProgram(c?"fillExtrusionPattern":"fillExtrusion",h);if((a||p.program!==u)&&h.setUniforms(s,p,i.paint,{zoom:t.transform.zoom}),c){if(_i(c,t))return;gi(c,t,p),vi(n,t,p),l.uniform1f(p.uniforms.u_height_factor,-Math.pow(2,o.overscaledZ)/n.tileSize/8);}t.context.gl.uniformMatrix4fv(p.uniforms.u_matrix,!1,t.translatePosMatrix(o.posMatrix,n,i.paint.get("fill-extrusion-translate"),i.paint.get("fill-extrusion-translate-anchor"))),function(t,e){var i=e.context.gl,n=e.style.light,o=n.properties.get("position"),r=[o.x,o.y,o.z],a=Ei.create();"viewport"===n.properties.get("anchor")&&Ei.fromRotation(a,-e.transform.angle);Ii.transformMat3(r,r,a);var s=n.properties.get("color");i.uniform3fv(t.uniforms.u_lightpos,r),i.uniform1f(t.uniforms.u_lightintensity,n.properties.get("intensity")),i.uniform3f(t.uniforms.u_lightcolor,s.r,s.g,s.b);}(p,t),p.draw(s,l.TRIANGLES,i.id,r.layoutVertexBuffer,r.indexBuffer,r.segments,h);}function Si(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.default$17(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 u=n.paint.get("hillshade-shadow-color");r.uniform4f(s.uniforms.u_shadow,u.r,u.g,u.b,u.a);var h=n.paint.get("hillshade-highlight-color");r.uniform4f(s.uniforms.u_highlight,h.r,h.g,h.b,h.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 zi(e,i,n){var o=e.context,r=o.gl;if(i.dem&&i.dem.level){var a=i.dem.level.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 M(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 u=new M(o,{width:a,height:a,data:null},r.RGBA);u.bind(r.LINEAR,r.CLAMP_TO_EDGE),(c=i.fbo=o.createFramebuffer(a,a)).colorAttachment.set(u.texture);}o.bindFramebuffer.set(c.framebuffer),o.viewport.set([0,0,a,a]);var h=t.mat4.create();t.mat4.ortho(h,0,t.default$8,-t.default$8,0,0,1),t.mat4.translate(h,h,[0,-t.default$8,0]);var p=e.useProgram("hillshadePrepare");r.uniformMatrix4fv(p.uniforms.u_matrix,!1,h),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 Ai(e,i,n,o,a){var s=o.paint.get("raster-fade-duration");if(s>0){var l=r.now(),c=(l-e.timeAdded)/s,u=i?(l-i.timeAdded)/s:-1,h=n.getSource(),p=a.coveringZoomLevel({tileSize:h.tileSize,roundZoom:h.roundZoom}),d=!i||Math.abs(i.tileID.overscaledZ-p)>Math.abs(e.tileID.overscaledZ-p),f=d&&e.refreshedUponExpiration?1:t.clamp(d?c:1-u,0,1);return e.refreshedUponExpiration&&c>=1&&(e.refreshedUponExpiration=!1),i?{opacity:1,mix:1-f}:{opacity:f,mix:0}}return{opacity:1,mix:0}}function Ri(e,i,n){var o=e.context,a=o.gl;o.lineWidth.set(1*r.devicePixelRatio);var 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g=m[_];a.uniformMatrix4fv(l.uniforms.u_matrix,!1,t.mat4.translate([],s,[f*g[0],f*g[1],0])),a.drawArrays(a.LINES,0,p.length);}a.uniform4f(l.uniforms.u_color,0,0,0,1),a.uniformMatrix4fv(l.uniforms.u_matrix,!1,s),a.drawArrays(a.LINES,0,p.length);}var Di={" 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p=e.context.program.get(),d=h.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,ze(u,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,h.layoutVertexBuffer,h.indexBuffer,h.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 M(n,i.colorRamp,o.RGBA)),a.bind(o.LINEAR,o.CLAMP_TO_EDGE),n.setDepthMode($t.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.mat4.create();t.mat4.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&&0!==i.paint.get("line-opacity").constantOr(1)){var o=t.context;o.setDepthMode(t.depthModeForSublayer(0,$t.ReadOnly)),o.setColorMode(t.colorModeForRenderPass());for(var r,a=i.paint.get("line-dasharray")?"lineSDF":i.paint.get("line-pattern")?"linePattern":i.paint.get("line-gradient")?"lineGradient":"line",s=!0,l=0,c=n;l<c.length;l+=1){var u=c[l],h=e.getTile(u),p=h.getBucket(i);if(p){var d=p.programConfigurations.get(i.id),f=t.context.program.get(),m=t.useProgram(a,d),_=s||m.program!==f,g=r!==h.tileID.overscaledZ;_&&d.setUniforms(t.context,m,i.paint,{zoom:t.transform.zoom}),mi(m,t,h,p,i,u,d,_,g),r=h.tileID.overscaledZ,s=!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.default$6.transparent).a||1!==a.constantOr(0)?"translucent":"opaque";e.renderPass===l&&(s.setDepthMode(e.depthModeForSublayer(1,"opaque"===e.renderPass?$t.ReadWrite:$t.ReadOnly)),yi(e,i,n,o,xi)),"translucent"===e.renderPass&&n.paint.get("fill-antialias")&&(s.lineWidth.set(2),s.setDepthMode(e.depthModeForSublayer(n.getPaintProperty("fill-outline-color")?2:0,$t.ReadOnly)),yi(e,i,n,o,bi));}},"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 M(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.default$6.transparent}),n.setStencilMode(Gt.disabled),n.setDepthMode(new $t(o.LEQUAL,$t.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),u=c.getBucket(n);u&&(Ci(e,0,n,c,l,u,r),r=!1);}}else"translucent"===e.renderPass&&function(t,e){var i=e.viewportFrame;if(i){var n=t.context,o=n.gl,r=t.useProgram("extrusionTexture");n.setStencilMode(Gt.disabled),n.setDepthMode($t.disabled),n.setColorMode(t.colorModeForRenderPass()),n.activeTexture.set(o.TEXTURE0),o.bindTexture(o.TEXTURE_2D,i.colorAttachment.get()),o.uniform1f(r.uniforms.u_opacity,e.paint.get("fill-extrusion-opacity")),o.uniform1i(r.uniforms.u_image,0);var a=Ti.create();Ti.ortho(a,0,t.width,t.height,0,0,1),o.uniformMatrix4fv(r.uniforms.u_matrix,!1,a),o.uniform2f(r.uniforms.u_world,o.drawingBufferWidth,o.drawingBufferHeight),t.viewportVAO.bind(n,r,t.viewportBuffer,[]),o.drawArrays(o.TRIANGLE_STRIP,0,4);}}(e,n);},hillshade:function(t,e,i,n){if("offscreen"===t.renderPass||"translucent"===t.renderPass){var o=t.context,r=e.getSource().maxzoom;o.setDepthMode(t.depthModeForSublayer(0,$t.ReadOnly)),o.setStencilMode(Gt.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?zi(t,c,r):"translucent"===t.renderPass&&Si(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(Gt.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 u=n.length&&n[0].overscaledZ,h=0,p=n;h<p.length;h+=1){var d=p[h];a.setDepthMode(t.depthModeForSublayer(d.overscaledZ-u,1===i.paint.get("raster-opacity")?$t.ReadWrite:$t.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=Ai(f,_,e,i,t.transform),v=void 0,y=void 0;if(a.activeTexture.set(s.TEXTURE0),f.texture.bind(s.LINEAR,s.CLAMP_TO_EDGE,s.LINEAR_MIPMAP_NEAREST),a.activeTexture.set(s.TEXTURE1),_?(_.texture.bind(s.LINEAR,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(s.LINEAR,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 et){var x=l.boundsBuffer;l.boundsVAO.bind(a,c,x,[]),s.drawArrays(s.TRIANGLE_STRIP,0,x.length);}else if(f.maskedBoundsBuffer&&f.maskedIndexBuffer&&f.segments)c.draw(a,s.TRIANGLES,i.id,f.maskedBoundsBuffer,f.maskedIndexBuffer,f.segments);else{var b=t.rasterBoundsBuffer;t.rasterBoundsVAO.bind(a,c,b,[]),s.drawArrays(s.TRIANGLE_STRIP,0,b.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"),u=c||1!==n.a||1!==o?"translucent":"opaque";if(t.renderPass===u){var h;if(r.setStencilMode(Gt.disabled),r.setDepthMode(t.depthModeForSublayer(0,"opaque"===u?$t.ReadWrite:$t.ReadOnly)),r.setColorMode(t.colorModeForRenderPass()),c){if(_i(c,t))return;h=t.useProgram("backgroundPattern"),gi(c,t,h),t.tileExtentPatternVAO.bind(r,h,t.tileExtentBuffer,[]);}else h=t.useProgram("background"),a.uniform4fv(h.uniforms.u_color,[n.r,n.g,n.b,n.a]),t.tileExtentVAO.bind(r,h,t.tileExtentBuffer,[]);a.uniform1f(h.uniforms.u_opacity,o);for(var p=0,d=s.coveringTiles({tileSize:l});p<d.length;p+=1){var f=d[p];c&&vi({tileID:f,tileSize:l},t,h),a.uniformMatrix4fv(h.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++)Ri(t,e,i[n]);}},Li=function(e,i){this.context=new qt(e),this.transform=i,this._tileTextures={},this.setup(),this.numSublayers=Xt.maxUnderzooming+Xt.maxOverzooming+1,this.depthEpsilon=1/Math.pow(2,16),this.depthRboNeedsClear=!0,this.emptyProgramConfiguration=new t.default$24,this.crossTileSymbolIndex=new He;};function Pi(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 ki(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,u=t.dx>0,h=e.dx<0,p=r;p<a;p++){var d=l*Math.max(0,Math.min(t.dy,p+u-t.y0))+t.x0,f=c*Math.max(0,Math.min(e.dy,p+h-e.y0))+e.x0;o(Math.floor(f),Math.ceil(d),p);}}function Bi(t,e,i,n,o,r){var a,s=Pi(t,e),l=Pi(e,i),c=Pi(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&&ki(c,s,n,o,r),l.dy&&ki(c,l,n,o,r);}Li.prototype.resize=function(t,e){var i=this.context.gl;if(this.width=t*r.devicePixelRatio,this.height=e*r.devicePixelRatio,this.context.viewport.set([0,0,this.width,this.height]),this.style)for(var n=0,o=this.style._order;n<o.length;n+=1){var a=o[n];this.style._layers[a].resize();}this.depthRbo&&(i.deleteRenderbuffer(this.depthRbo),this.depthRbo=null);},Li.prototype.setup=function(){var e=this.context,i=new t.PosArray;i.emplaceBack(0,0),i.emplaceBack(t.default$8,0),i.emplaceBack(0,t.default$8),i.emplaceBack(t.default$8,t.default$8),this.tileExtentBuffer=e.createVertexBuffer(i,ti.members),this.tileExtentVAO=new tt,this.tileExtentPatternVAO=new tt;var n=new t.PosArray;n.emplaceBack(0,0),n.emplaceBack(t.default$8,0),n.emplaceBack(t.default$8,t.default$8),n.emplaceBack(0,t.default$8),n.emplaceBack(0,0),this.debugBuffer=e.createVertexBuffer(n,ti.members),this.debugVAO=new tt;var o=new t.RasterBoundsArray;o.emplaceBack(0,0,0,0),o.emplaceBack(t.default$8,0,t.default$8,0),o.emplaceBack(0,t.default$8,0,t.default$8),o.emplaceBack(t.default$8,t.default$8,t.default$8,t.default$8),this.rasterBoundsBuffer=e.createVertexBuffer(o,Q.members),this.rasterBoundsVAO=new tt;var r=new t.PosArray;r.emplaceBack(0,0),r.emplaceBack(1,0),r.emplaceBack(0,1),r.emplaceBack(1,1),this.viewportBuffer=e.createVertexBuffer(r,ti.members),this.viewportVAO=new tt;},Li.prototype.clearStencil=function(){var e=this.context,i=e.gl;e.setColorMode(Wt.disabled),e.setDepthMode($t.disabled),e.setStencilMode(new Gt({func:i.ALWAYS,mask:0},0,255,i.ZERO,i.ZERO,i.ZERO));var n=t.mat4.create();t.mat4.ortho(n,0,this.width,this.height,0,0,1),t.mat4.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);},Li.prototype._renderTileClippingMasks=function(t){var e=this.context,i=e.gl;e.setColorMode(Wt.disabled),e.setDepthMode($t.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 Gt({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);}},Li.prototype.stencilModeForClipping=function(t){var e=this.context.gl;return new Gt({func:e.EQUAL,mask:255},this._tileClippingMaskIDs[t.key],0,e.KEEP,e.KEEP,e.REPLACE)},Li.prototype.colorModeForRenderPass=function(){var e=this.context.gl;if(this._showOverdrawInspector){return new Wt([e.CONSTANT_COLOR,e.ONE],new t.default$6(1/8,1/8,1/8,0),[!0,!0,!0,!0])}return"opaque"===this.renderPass?Wt.unblended:Wt.alphaBlended},Li.prototype.depthModeForSublayer=function(t,e,i){var n=1-((1+this.currentLayer)*this.numSublayers+t)*this.depthEpsilon,o=n-1+this.depthRange;return new $t(i||this.context.gl.LEQUAL,e,[o,n])},Li.prototype.render=function(e,i){var n=this;for(var o in this.style=e,this.options=i,this.lineAtlas=e.lineAtlas,this.imageManager=e.imageManager,this.glyphManager=e.glyphManager,this.symbolFadeChange=e.placement.symbolFadeChange(r.now()),e.sourceCaches){var a=n.style.sourceCaches[o];a.used&&a.prepare(n.context);}var s=this.style._order,l=t.filterObject(this.style.sourceCaches,function(t){return"raster"===t.getSource().type||"raster-dem"===t.getSource().type}),c=function(e){var i=l[e];!function(e,i){for(var n=e.sort(function(t,e){return t.tileID.isLessThan(e.tileID)?-1:e.tileID.isLessThan(t.tileID)?1:0}),o=0;o<n.length;o++){var r={},a=n[o],s=n.slice(o+1);si(a.tileID.wrapped(),a.tileID,s,new t.OverscaledTileID(0,a.tileID.wrap+1,0,0,0),r),a.setMask(r,i);}}(i.getVisibleCoordinates().map(function(t){return i.getTile(t)}),n.context);};for(var u in l)c(u);this.renderPass="offscreen";var h,p=[];this.depthRboNeedsClear=!0;for(var d=0;d<s.length;d++){var f=n.style._layers[s[d]];f.hasOffscreenPass()&&!f.isHidden(n.transform.zoom)&&(f.source!==(h&&h.id)&&(p=[],(h=n.style.sourceCaches[f.source])&&(p=h.getVisibleCoordinates()).reverse()),p.length&&n.renderLayer(n,h,f,p));}this.context.bindFramebuffer.set(null),this.context.clear({color:i.showOverdrawInspector?t.default$6.black:t.default$6.transparent,depth:1}),this._showOverdrawInspector=i.showOverdrawInspector,this.depthRange=(e._order.length+2)*this.numSublayers*this.depthEpsilon,this.renderPass="opaque";var m,_=[];for(this.currentLayer=s.length-1,this.currentLayer;this.currentLayer>=0;this.currentLayer--){var g=n.style._layers[s[n.currentLayer]];g.source!==(m&&m.id)&&(_=[],(m=n.style.sourceCaches[g.source])&&(n.clearStencil(),_=m.getVisibleCoordinates(),m.getSource().isTileClipped&&n._renderTileClippingMasks(_))),n.renderLayer(n,m,g,_);}this.renderPass="translucent";var v,y=[];for(this.currentLayer=0,this.currentLayer;this.currentLayer<s.length;this.currentLayer++){var x=n.style._layers[s[n.currentLayer]];x.source!==(v&&v.id)&&(y=[],(v=n.style.sourceCaches[x.source])&&(n.clearStencil(),y=v.getVisibleCoordinates(),v.getSource().isTileClipped&&n._renderTileClippingMasks(y)),y.reverse()),n.renderLayer(n,v,x,y);}if(this.options.showTileBoundaries){var b=this.style.sourceCaches[Object.keys(this.style.sourceCaches)[0]];b&&Mi.debug(this,b,b.getVisibleCoordinates());}},Li.prototype.setupOffscreenDepthRenderbuffer=function(){var t=this.context;this.depthRbo||(this.depthRbo=t.createRenderbuffer(t.gl.DEPTH_COMPONENT16,this.width,this.height));},Li.prototype.renderLayer=function(t,e,i,n){i.isHidden(this.transform.zoom)||("background"===i.type||n.length)&&(this.id=i.id,Mi[i.type](t,e,i,n));},Li.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]:ze(i,n[0],this.transform.zoom),r?n[1]:ze(i,n[1],this.transform.zoom),0],u=new Float32Array(16);return t.mat4.translate(u,e,c),u},Li.prototype.saveTileTexture=function(t){var e=this._tileTextures[t.size[0]];e?e.push(t):this._tileTextures[t.size[0]]=[t];},Li.prototype.getTileTexture=function(t){var e=this._tileTextures[t];return e&&e.length>0?e.pop():null},Li.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 ai(this.context,ri[t],e,this._showOverdrawInspector)),this.cache[i]},Li.prototype.useProgram=function(t,e){var i=this._createProgramCached(t,e||this.emptyProgramConfiguration);return this.context.program.set(i.program),i};var Oi=t.default$20.vec4,Fi=t.default$20.mat4,Ni=t.default$20.mat2,Ui=function(t,e,i){this.tileSize=512,this._renderWorldCopies=void 0===i||i,this._minZoom=t||0,this._maxZoom=e||22,this.latRange=[-85.05113,85.05113],this.width=0,this.height=0,this._center=new W(0,0),this.zoom=0,this.angle=0,this._fov=.6435011087932844,this._pitch=0,this._unmodified=!0,this._posMatrixCache={},this._alignedPosMatrixCache={};},Zi={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}};Ui.prototype.clone=function(){var t=new Ui(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},Zi.minZoom.get=function(){return this._minZoom},Zi.minZoom.set=function(t){this._minZoom!==t&&(this._minZoom=t,this.zoom=Math.max(this.zoom,t));},Zi.maxZoom.get=function(){return this._maxZoom},Zi.maxZoom.set=function(t){this._maxZoom!==t&&(this._maxZoom=t,this.zoom=Math.min(this.zoom,t));},Zi.renderWorldCopies.get=function(){return this._renderWorldCopies},Zi.renderWorldCopies.set=function(t){void 0===t?t=!0:null===t&&(t=!1),this._renderWorldCopies=t;},Zi.worldSize.get=function(){return this.tileSize*this.scale},Zi.centerPoint.get=function(){return this.size._div(2)},Zi.size.get=function(){return new t.default$1(this.width,this.height)},Zi.bearing.get=function(){return-this.angle/Math.PI*180},Zi.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=Ni.create(),Ni.rotate(this.rotationMatrix,this.rotationMatrix,this.angle));},Zi.pitch.get=function(){return this._pitch/Math.PI*180},Zi.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());},Zi.fov.get=function(){return this._fov/Math.PI*180},Zi.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());},Zi.zoom.get=function(){return this._zoom},Zi.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());},Zi.center.get=function(){return this._center},Zi.center.set=function(t){t.lat===this._center.lat&&t.lng===this._center.lng||(this._unmodified=!1,this._center=t,this._constrain(),this._calcMatrices());},Ui.prototype.coveringZoomLevel=function(t){return(t.roundZoom?Math.round:Math.floor)(this.zoom+this.scaleZoom(this.tileSize/t.tileSize))},Ui.prototype.getVisibleUnwrappedCoordinates=function(e){var i=this.pointCoordinate(new t.default$1(0,0),0),n=this.pointCoordinate(new t.default$1(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},Ui.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.default$1(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,u,h,p;if(l>=0&&l<=r)for(c=i;c<s;c++)u=Math.floor(c/r),h=(c%r+r)%r,0!==u&&!0!==o||(p=new t.OverscaledTileID(n,u,e,h,l),a[p.key]=p);}return Bi(i[0],i[1],i[2],0,r,s),Bi(i[2],i[3],i[0],0,r,s),Object.keys(a).map(function(t){return a[t]})}(i,[this.pointCoordinate(new t.default$1(0,0),i),this.pointCoordinate(new t.default$1(this.width,0),i),this.pointCoordinate(new t.default$1(this.width,this.height),i),this.pointCoordinate(new t.default$1(0,this.height),i)],e.reparseOverscaled?n:i,this._renderWorldCopies).sort(function(t,e){return r.dist(t.canonical)-r.dist(e.canonical)})},Ui.prototype.resize=function(t,e){this.width=t,this.height=e,this.pixelsToGLUnits=[2/t,-2/e],this._constrain(),this._calcMatrices();},Zi.unmodified.get=function(){return this._unmodified},Ui.prototype.zoomScale=function(t){return Math.pow(2,t)},Ui.prototype.scaleZoom=function(t){return Math.log(t)/Math.LN2},Ui.prototype.project=function(e){return new t.default$1(this.lngX(e.lng),this.latY(e.lat))},Ui.prototype.unproject=function(t){return new W(this.xLng(t.x),this.yLat(t.y))},Zi.x.get=function(){return this.lngX(this.center.lng)},Zi.y.get=function(){return this.latY(this.center.lat)},Zi.point.get=function(){return new t.default$1(this.x,this.y)},Ui.prototype.lngX=function(t){return(180+t)*this.worldSize/360},Ui.prototype.latY=function(t){return(180-180/Math.PI*Math.log(Math.tan(Math.PI/4+t*Math.PI/360)))*this.worldSize/360},Ui.prototype.xLng=function(t){return 360*t/this.worldSize-180},Ui.prototype.yLat=function(t){var e=180-360*t/this.worldSize;return 360/Math.PI*Math.atan(Math.exp(e*Math.PI/180))-90},Ui.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());},Ui.prototype.locationPoint=function(t){return this.coordinatePoint(this.locationCoordinate(t))},Ui.prototype.pointLocation=function(t){return this.coordinateLocation(this.pointCoordinate(t))},Ui.prototype.locationCoordinate=function(e){return new t.default$17(this.lngX(e.lng)/this.tileSize,this.latY(e.lat)/this.tileSize,this.zoom).zoomTo(this.tileZoom)},Ui.prototype.coordinateLocation=function(t){var e=t.zoomTo(this.zoom);return new W(this.xLng(e.column*this.tileSize),this.yLat(e.row*this.tileSize))},Ui.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];Oi.transformMat4(n,n,this.pixelMatrixInverse),Oi.transformMat4(o,o,this.pixelMatrixInverse);var r=n[3],a=o[3],s=n[0]/r,l=o[0]/a,c=n[1]/r,u=o[1]/a,h=n[2]/r,p=o[2]/a,d=h===p?0:(0-h)/(p-h);return new t.default$17(t.number(s,l,d)/this.tileSize,t.number(c,u,d)/this.tileSize,this.zoom)._zoomTo(i)},Ui.prototype.coordinatePoint=function(e){var i=e.zoomTo(this.zoom),n=[i.column*this.tileSize,i.row*this.tileSize,0,1];return Oi.transformMat4(n,n,this.pixelMatrix),new t.default$1(n[0]/n[3],n[1]/n[3])},Ui.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=Fi.identity(new Float64Array(16));return Fi.translate(l,l,[s*a,r.y*a,0]),Fi.scale(l,l,[a/t.default$8,a/t.default$8,1]),Fi.multiply(l,i?this.alignedProjMatrix:this.projMatrix,l),o[n]=new Float32Array(l),o[n]},Ui.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,u=this._unmodified;if(this.latRange){var h=this.latRange;r=this.latY(h[1]),e=(a=this.latY(h[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.default$1(i?(l+s)/2:this.x,e?(a+r)/2:this.y)),this.zoom+=this.scaleZoom(d),this._unmodified=u,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.default$1(void 0!==n?n:this.x,void 0!==o?o:this.y))),this._unmodified=u,this._constraining=!1;}},Ui.prototype._calcMatrices=function(){if(this.height){this.cameraToCenterDistance=.5/Math.tan(this._fov/2)*this.height;var t=this._fov/2,e=Math.PI/2+this._pitch,i=Math.sin(t)*this.cameraToCenterDistance/Math.sin(Math.PI-e-t),n=this.x,o=this.y,r=1.01*(Math.cos(Math.PI/2-this._pitch)*i+this.cameraToCenterDistance),a=new Float64Array(16);Fi.perspective(a,this._fov,this.width/this.height,1,r),Fi.scale(a,a,[1,-1,1]),Fi.translate(a,a,[0,0,-this.cameraToCenterDistance]),Fi.rotateX(a,a,this._pitch),Fi.rotateZ(a,a,this.angle),Fi.translate(a,a,[-n,-o,0]);var s=this.worldSize/(2*Math.PI*6378137*Math.abs(Math.cos(this.center.lat*(Math.PI/180))));Fi.scale(a,a,[1,1,s,1]),this.projMatrix=a;var l=this.width%2/2,c=this.height%2/2,u=Math.cos(this.angle),h=Math.sin(this.angle),p=n-Math.round(n)+u*l+h*c,d=o-Math.round(o)+u*c+h*l,f=new Float64Array(a);if(Fi.translate(f,f,[p>.5?p-1:p,d>.5?d-1:d,0]),this.alignedProjMatrix=f,a=Fi.create(),Fi.scale(a,a,[this.width/2,-this.height/2,1]),Fi.translate(a,a,[1,-1,0]),this.pixelMatrix=Fi.multiply(new Float64Array(16),a,this.projMatrix),!(a=Fi.invert(new Float64Array(16),this.pixelMatrix)))throw new Error("failed to invert matrix");this.pixelMatrixInverse=a,this._posMatrixCache={},this._alignedPosMatrixCache={};}},Ui.prototype.maxPitchScaleFactor=function(){if(!this.pixelMatrixInverse)return 1;var e=this.pointCoordinate(new t.default$1(0,0)).zoomTo(this.zoom),i=[e.column*this.tileSize,e.row*this.tileSize,0,1];return Oi.transformMat4(i,i,this.pixelMatrix)[3]/this.cameraToCenterDistance},Object.defineProperties(Ui.prototype,Zi);var Vi=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});};Vi.prototype.addTo=function(e){return this._map=e,t.default.addEventListener("hashchange",this._onHashChange,!1),this._map.on("moveend",this._updateHash),this},Vi.prototype.remove=function(){return t.default.removeEventListener("hashchange",this._onHashChange,!1),this._map.off("moveend",this._updateHash),clearTimeout(this._updateHash()),delete this._map,this},Vi.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},Vi.prototype._onHashChange=function(){var e=t.default.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)},Vi.prototype._updateHashUnthrottled=function(){var e=this.getHashString();t.default.history.replaceState(t.default.history.state,"",e);};var ji=function(e){function i(i,n,o,r){void 0===r&&(r={});var a=s.mousePos(n.getCanvasContainer(),o),l=n.unproject(a);e.call(this,i,t.extend({point:a,lngLat:l,originalEvent:o},r)),this._defaultPrevented=!1,this.target=n;}e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i;var n={defaultPrevented:{configurable:!0}};return i.prototype.preventDefault=function(){this._defaultPrevented=!0;},n.defaultPrevented.get=function(){return this._defaultPrevented},Object.defineProperties(i.prototype,n),i}(t.Event),$i=function(e){function i(i,n,o){var r=s.touchPos(n.getCanvasContainer(),o),a=r.map(function(t){return n.unproject(t)}),l=r.reduce(function(t,e,i,n){return t.add(e.div(n.length))},new t.default$1(0,0)),c=n.unproject(l);e.call(this,i,{points:r,point:l,lngLats:a,lngLat:c,originalEvent:o}),this._defaultPrevented=!1;}e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i;var n={defaultPrevented:{configurable:!0}};return i.prototype.preventDefault=function(){this._defaultPrevented=!0;},n.defaultPrevented.get=function(){return this._defaultPrevented},Object.defineProperties(i.prototype,n),i}(t.Event),Gi=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),Wi=function(e){this._map=e,this._el=e.getCanvasContainer(),this._delta=0,t.bindAll(["_onWheel","_onTimeout","_onScrollFrame","_onScrollFinished"],this);};Wi.prototype.isEnabled=function(){return!!this._enabled},Wi.prototype.isActive=function(){return!!this._active},Wi.prototype.enable=function(t){this.isEnabled()||(this._enabled=!0,this._aroundCenter=t&&"center"===t.around);},Wi.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},Wi.prototype.onWheel=function(e){if(this.isEnabled()){var i=e.deltaMode===t.default.WheelEvent.DOM_DELTA_LINE?40*e.deltaY:e.deltaY,n=r.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();}},Wi.prototype._onTimeout=function(t){this._type="wheel",this._delta-=this._lastValue,this.isActive()||this._start(t);},Wi.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 i=s.mousePos(this._el,e);this._around=W.convert(this._aroundCenter?this._map.getCenter():this._map.unproject(i)),this._aroundPoint=this._map.transform.locationPoint(this._around),this._frameId||(this._frameId=this._map._requestRenderFrame(this._onScrollFrame));}},Wi.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 a="number"==typeof this._targetZoom?i.zoomScale(this._targetZoom):i.scale;this._targetZoom=Math.min(i.maxZoom,Math.max(i.minZoom,i.scaleZoom(a*o))),"wheel"===this._type&&(this._startZoom=i.zoom,this._easing=this._smoothOutEasing(200)),this._delta=0;}var s=!1;if("wheel"===this._type){var l=Math.min((r.now()-this._lastWheelEventTime)/200,1),c=this._easing(l);i.zoom=t.number(this._startZoom,this._targetZoom,c),l<1?this._frameId||(this._frameId=this._map._requestRenderFrame(this._onScrollFrame)):s=!0;}else i.zoom=this._targetZoom,s=!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})),s&&(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));}},Wi.prototype._smoothOutEasing=function(e){var i=t.ease;if(this._prevEase){var n=this._prevEase,o=(r.now()-n.start)/n.duration,a=n.easing(o+.01)-n.easing(o),s=.27/Math.sqrt(a*a+1e-4)*.01,l=Math.sqrt(.0729-s*s);i=t.bezier(s,l,.25,1);}return this._prevEase={start:r.now(),duration:e,easing:i},i};var qi=function(e){this._map=e,this._el=e.getCanvasContainer(),this._container=e.getContainer(),t.bindAll(["_onMouseMove","_onMouseUp","_onKeyDown"],this);};qi.prototype.isEnabled=function(){return!!this._enabled},qi.prototype.isActive=function(){return!!this._active},qi.prototype.enable=function(){this.isEnabled()||(this._enabled=!0);},qi.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},qi.prototype.onMouseDown=function(e){this.isEnabled()&&e.shiftKey&&0===e.button&&(t.default.document.addEventListener("mousemove",this._onMouseMove,!1),t.default.document.addEventListener("keydown",this._onKeyDown,!1),t.default.document.addEventListener("mouseup",this._onMouseUp,!1),s.disableDrag(),this._startPos=s.mousePos(this._el,e),this._active=!0);},qi.prototype._onMouseMove=function(t){var e=this._startPos,i=s.mousePos(this._el,t);this._box||(this._box=s.create("div","mapboxgl-boxzoom",this._container),this._container.classList.add("mapboxgl-crosshair"),this._fireEvent("boxzoomstart",t));var n=Math.min(e.x,i.x),o=Math.max(e.x,i.x),r=Math.min(e.y,i.y),a=Math.max(e.y,i.y);s.setTransform(this._box,"translate("+n+"px,"+r+"px)"),this._box.style.width=o-n+"px",this._box.style.height=a-r+"px";},qi.prototype._onMouseUp=function(e){if(0===e.button){var i=this._startPos,n=s.mousePos(this._el,e),o=(new q).extend(this._map.unproject(i)).extend(this._map.unproject(n));this._finish(),s.suppressClick(),i.x===n.x&&i.y===n.y?this._fireEvent("boxzoomcancel",e):this._map.fitBounds(o,{linear:!0}).fire(new t.Event("boxzoomend",{originalEvent:e,boxZoomBounds:o}));}},qi.prototype._onKeyDown=function(t){27===t.keyCode&&(this._finish(),this._fireEvent("boxzoomcancel",t));},qi.prototype._finish=function(){this._active=!1,t.default.document.removeEventListener("mousemove",this._onMouseMove,!1),t.default.document.removeEventListener("keydown",this._onKeyDown,!1),t.default.document.removeEventListener("mouseup",this._onMouseUp,!1),this._container.classList.remove("mapboxgl-crosshair"),this._box&&(s.remove(this._box),this._box=null),s.enableDrag();},qi.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,{originalEvent:i}))};var Xi=t.bezier(0,0,.25,1),Hi=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(["_onMouseMove","_onMouseUp","_onBlur","_onDragFrame"],this);};Hi.prototype.isEnabled=function(){return"disabled"!==this._state},Hi.prototype.isActive=function(){return"active"===this._state},Hi.prototype.enable=function(){this.isEnabled()||(this._state="enabled");},Hi.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";}},Hi.prototype.onMouseDown=function(e){if("enabled"===this._state){if("right"===this._button){if(this._eventButton=s.mouseButton(e),this._eventButton!==(e.ctrlKey?0:2))return}else{if(e.ctrlKey||0!==s.mouseButton(e))return;this._eventButton=0;}s.disableDrag(),t.default.document.addEventListener("mousemove",this._onMouseMove,{capture:!0}),t.default.document.addEventListener("mouseup",this._onMouseUp),t.default.addEventListener("blur",this._onBlur),this._state="pending",this._inertia=[[r.now(),this._map.getBearing()]],this._previousPos=s.mousePos(this._el,e),this._center=this._map.transform.centerPoint,e.preventDefault();}},Hi.prototype._onMouseMove=function(t){this._lastMoveEvent=t,this._pos=s.mousePos(this._el,t),"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));},Hi.prototype._onDragFrame=function(){this._frameId=null;var t=this._lastMoveEvent;if(t){var e=this._map.transform,i=this._previousPos,n=this._pos,o=.8*(i.x-n.x),a=-.5*(i.y-n.y),s=e.bearing-o,l=e.pitch-a,c=this._inertia,u=c[c.length-1];this._drainInertiaBuffer(),c.push([r.now(),this._map._normalizeBearing(s,u[1])]),e.bearing=s,this._pitchWithRotate&&(this._fireEvent("pitch",t),e.pitch=l),this._fireEvent("rotate",t),this._fireEvent("move",t),delete this._lastMoveEvent,this._previousPos=this._pos;}},Hi.prototype._onMouseUp=function(t){if(s.mouseButton(t)===this._eventButton)switch(this._state){case"active":this._state="enabled",s.suppressClick(),this._unbind(),this._deactivate(),this._inertialRotate(t);break;case"pending":this._state="enabled",this._unbind();}},Hi.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();}},Hi.prototype._unbind=function(){t.default.document.removeEventListener("mousemove",this._onMouseMove,{capture:!0}),t.default.document.removeEventListener("mouseup",this._onMouseUp),t.default.removeEventListener("blur",this._onBlur),s.enableDrag();},Hi.prototype._deactivate=function(){this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),delete this._lastMoveEvent,delete this._previousPos;},Hi.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]),u=s[1]-a[1],h=u<0?-1:1,p=(s[0]-a[0])/1e3;if(0!==u&&0!==p){var d=Math.abs(u*(.25/p));d>180&&(d=180);var f=d/180;c+=h*d*(f/2),Math.abs(i._normalizeBearing(c,0))<this._bearingSnap&&(c=i._normalizeBearing(0,c)),i.rotateTo(c,{duration:1e3*f,easing:Xi,noMoveStart:!0},{originalEvent:t});}else r();}},Hi.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,i?{originalEvent:i}:{}))},Hi.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=r.now();t.length>0&&e-t[0][0]>160;)t.shift();};var Ki=t.bezier(0,0,.3,1),Yi=function(e){this._map=e,this._el=e.getCanvasContainer(),this._state="disabled",t.bindAll(["_onMove","_onMouseUp","_onTouchEnd","_onBlur","_onDragFrame"],this);};Yi.prototype.isEnabled=function(){return"disabled"!==this._state},Yi.prototype.isActive=function(){return"active"===this._state},Yi.prototype.enable=function(){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-drag-pan"),this._state="enabled");},Yi.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";}},Yi.prototype.onMouseDown=function(e){"enabled"===this._state&&(e.ctrlKey||0!==s.mouseButton(e)||(s.addEventListener(t.default.document,"mousemove",this._onMove,{capture:!0}),s.addEventListener(t.default.document,"mouseup",this._onMouseUp),this._start(e)));},Yi.prototype.onTouchStart=function(e){"enabled"===this._state&&(e.touches.length>1||(s.addEventListener(t.default.document,"touchmove",this._onMove,{capture:!0,passive:!1}),s.addEventListener(t.default.document,"touchend",this._onTouchEnd),this._start(e)));},Yi.prototype._start=function(e){t.default.addEventListener("blur",this._onBlur),this._state="pending",this._previousPos=s.mousePos(this._el,e),this._inertia=[[r.now(),this._previousPos]];},Yi.prototype._onMove=function(t){this._lastMoveEvent=t,t.preventDefault(),this._pos=s.mousePos(this._el,t),this._drainInertiaBuffer(),this._inertia.push([r.now(),this._pos]),"pending"===this._state&&(this._state="active",this._fireEvent("dragstart",t),this._fireEvent("movestart",t)),this._frameId||(this._frameId=this._map._requestRenderFrame(this._onDragFrame));},Yi.prototype._onDragFrame=function(){this._frameId=null;var t=this._lastMoveEvent;if(t){var e=this._map.transform;e.setLocationAtPoint(e.pointLocation(this._previousPos),this._pos),this._fireEvent("drag",t),this._fireEvent("move",t),this._previousPos=this._pos,delete this._lastMoveEvent;}},Yi.prototype._onMouseUp=function(t){if(0===s.mouseButton(t))switch(this._state){case"active":this._state="enabled",s.suppressClick(),this._unbind(),this._deactivate(),this._inertialPan(t);break;case"pending":this._state="enabled",this._unbind();}},Yi.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();}},Yi.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();}},Yi.prototype._unbind=function(){s.removeEventListener(t.default.document,"touchmove",this._onMove,{capture:!0,passive:!1}),s.removeEventListener(t.default.document,"touchend",this._onTouchEnd),s.removeEventListener(t.default.document,"mousemove",this._onMove,{capture:!0}),s.removeEventListener(t.default.document,"mouseup",this._onMouseUp),s.removeEventListener(t.default,"blur",this._onBlur);},Yi.prototype._deactivate=function(){this._frameId&&(this._map._cancelRenderFrame(this._frameId),this._frameId=null),delete this._lastMoveEvent,delete this._previousPos,delete this._pos;},Yi.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:Ki,noMoveStart:!0},{originalEvent:t});}}},Yi.prototype._fireEvent=function(e,i){return this._map.fire(new t.Event(e,i?{originalEvent:i}:{}))},Yi.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=r.now();t.length>0&&e-t[0][0]>160;)t.shift();};var Ji=function(e){this._map=e,this._el=e.getCanvasContainer(),t.bindAll(["_onKeyDown"],this);};function Qi(t){return t*(2-t)}Ji.prototype.isEnabled=function(){return!!this._enabled},Ji.prototype.enable=function(){this.isEnabled()||(this._el.addEventListener("keydown",this._onKeyDown,!1),this._enabled=!0);},Ji.prototype.disable=function(){this.isEnabled()&&(this._el.removeEventListener("keydown",this._onKeyDown),this._enabled=!1);},Ji.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:Qi,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 tn=function(e){this._map=e,t.bindAll(["_onDblClick","_onZoomEnd"],this);};tn.prototype.isEnabled=function(){return!!this._enabled},tn.prototype.isActive=function(){return!!this._active},tn.prototype.enable=function(){this.isEnabled()||(this._enabled=!0);},tn.prototype.disable=function(){this.isEnabled()&&(this._enabled=!1);},tn.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)));},tn.prototype.onDblClick=function(t){this.isEnabled()&&(t.originalEvent.preventDefault(),this._zoom(t));},tn.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);},tn.prototype._onZoomEnd=function(){this._active=!1,this._map.off("zoomend",this._onZoomEnd);};var en=t.bezier(0,0,.15,1),nn=function(e){this._map=e,this._el=e.getCanvasContainer(),t.bindAll(["_onMove","_onEnd","_onTouchFrame"],this);};nn.prototype.isEnabled=function(){return!!this._enabled},nn.prototype.enable=function(t){this.isEnabled()||(this._el.classList.add("mapboxgl-touch-zoom-rotate"),this._enabled=!0,this._aroundCenter=!!t&&"center"===t.around);},nn.prototype.disable=function(){this.isEnabled()&&(this._el.classList.remove("mapboxgl-touch-zoom-rotate"),this._enabled=!1);},nn.prototype.disableRotation=function(){this._rotationDisabled=!0;},nn.prototype.enableRotation=function(){this._rotationDisabled=!1;},nn.prototype.onStart=function(e){if(this.isEnabled()&&2===e.touches.length){var i=s.mousePos(this._el,e.touches[0]),n=s.mousePos(this._el,e.touches[1]);this._startVec=i.sub(n),this._gestureIntent=void 0,this._inertia=[],s.addEventListener(t.default.document,"touchmove",this._onMove,{passive:!1}),s.addEventListener(t.default.document,"touchend",this._onEnd);}},nn.prototype._getTouchEventData=function(t){var e=s.mousePos(this._el,t.touches[0]),i=s.mousePos(this._el,t.touches[1]),n=e.sub(i);return{vec:n,center:e.add(i).div(2),scale:n.mag()/this._startVec.mag(),bearing:this._rotationDisabled?0:180*n.angleWith(this._startVec)/Math.PI}},nn.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();}},nn.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,a=n.bearing,s=n.scale,l=i.pointLocation(o),c=i.locationPoint(l);"rotate"===e&&(i.bearing=this._startBearing+a),i.zoom=i.scaleZoom(this._startScale*s),i.setLocationAtPoint(l,c),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([r.now(),s,o]);}},nn.prototype._onEnd=function(e){s.removeEventListener(t.default.document,"touchmove",this._onMove,{passive:!1}),s.removeEventListener(t.default.document,"touchend",this._onEnd);var i=this._gestureIntent,n=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,i){this._map.fire(new t.Event(i+"end",{originalEvent:e})),this._drainInertiaBuffer();var o=this._inertia,r=this._map;if(o.length<2)r.snapToNorth({},{originalEvent:e});else{var a=o[o.length-1],l=o[0],c=r.transform.scaleZoom(n*a[1]),u=r.transform.scaleZoom(n*l[1]),h=c-u,p=(a[0]-l[0])/1e3,d=a[2];if(0!==p&&c!==u){var f=.15*h/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),r.easeTo({zoom:_,duration:m,easing:en,around:this._aroundCenter?r.getCenter():r.unproject(d),noMoveStart:!0},{originalEvent:e});}else r.snapToNorth({},{originalEvent:e});}}},nn.prototype._drainInertiaBuffer=function(){for(var t=this._inertia,e=r.now();t.length>2&&e-t[0][0]>160;)t.shift();};var on={scrollZoom:Wi,boxZoom:qi,dragRotate:Hi,dragPan:Yi,keyboard:Ji,doubleClickZoom:tn,touchZoomRotate:nn};var rn=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.default$1.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.fitBounds=function(e,i,n){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 o=i.padding;i.padding={top:o,bottom:o,right:o,left:o};}if(!t.default$10(Object.keys(i.padding).sort(function(t,e){return t<e?-1:t>e?1:0}),["bottom","left","right","top"]))return t.warnOnce("options.padding must be a positive number, or an Object with keys 'bottom', 'left', 'right', 'top'"),this;e=q.convert(e);var r=[(i.padding.left-i.padding.right)/2,(i.padding.top-i.padding.bottom)/2],a=Math.min(i.padding.right,i.padding.left),s=Math.min(i.padding.top,i.padding.bottom);i.offset=[i.offset[0]+r[0],i.offset[1]+r[1]];var l=t.default$1.convert(i.offset),c=this.transform,u=c.project(e.getNorthWest()),h=c.project(e.getSouthEast()),p=h.sub(u),d=(c.width-2*a-2*Math.abs(l.x))/p.x,f=(c.height-2*s-2*Math.abs(l.y))/p.y;return f<0||d<0?(t.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset."),this):(i.center=c.unproject(u.add(h).div(2)),i.zoom=Math.min(c.scaleZoom(c.scale*Math.min(d,f)),i.maxZoom),i.bearing=0,i.linear?this.easeTo(i,n):this.flyTo(i,n))},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=W.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,u="pitch"in e?+e.pitch:s,h=o.centerPoint.add(t.default$1.convert(e.offset)),p=o.pointLocation(h),d=W.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=W.convert(e.around),m=o.locationPoint(f)),this._zooming=l!==r,this._rotating=a!==c,this._pitching=u!==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,u,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,h);}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,u="pitch"in e?+e.pitch:s,h=o.zoomScale(l-r),p=o.centerPoint.add(t.default$1.convert(e.offset)),d=o.pointLocation(p),f=W.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/h,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 C(t){return(Math.exp(t)+Math.exp(-t))/2}var S=T(0),z=function(t){return C(S)/C(S+g*t)},A=function(t){return v*((C(S)*(I(e=S+g*t)/C(e))-I(S))/E)/x;var e;},R=(T(1)-S)/g;if(Math.abs(x)<1e-6||!isFinite(R)){if(Math.abs(v-y)<1e-6)return this.easeTo(e,i);var D=y<v?-1:1;R=Math.abs(Math.log(y/v))/g,A=function(){return 0},z=function(t){return Math.exp(D*g*t)};}if("duration"in e)e.duration=+e.duration;else{var M="screenSpeed"in e?+e.screenSpeed/g:+e.speed;e.duration=1e3*R/M;}return e.maxDuration&&e.duration>e.maxDuration&&(e.duration=0),this._zooming=!0,this._rotating=a!==c,this._pitching=u!==s,this._prepareEase(i,!1),this._ease(function(e){var l=e*R,h=1/z(l);o.zoom=r+o.scaleZoom(h),n._rotating&&(o.bearing=t.number(a,c,e)),n._pitching&&(o.pitch=t.number(s,u,e));var d=o.unproject(m.add(_.mult(A(l))).mult(h));o.setLocationAtPoint(o.renderWorldCopies?d.wrap():d,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(t,e,i){!1===i.animate||0===i.duration?(t(1),e()):(this._easeStart=r.now(),this._easeOptions=i,this._onEaseFrame=t,this._onEaseEnd=e,this._easeFrameId=this._requestRenderFrame(this._renderFrameCallback));},i.prototype._renderFrameCallback=function(){var t=Math.min((r.now()-this._easeStart)/this._easeOptions.duration,1);this._onEaseFrame(this._easeOptions.easing(t)),t<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),an=function(e){void 0===e&&(e={}),this.options=e,t.bindAll(["_updateEditLink","_updateData","_updateCompact"],this);};an.prototype.getDefaultPosition=function(){return"bottom-right"},an.prototype.onAdd=function(t){var e=this.options&&this.options.compact;return this._map=t,this._container=s.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},an.prototype.onRemove=function(){s.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;},an.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:_.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):"");}},an.prototype._updateData=function(t){t&&"metadata"===t.sourceDataType&&(this._updateAttributions(),this._updateEditLink());},an.prototype._updateAttributions=function(){if(this._map.style){var t=[];if(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;}},an.prototype._updateCompact=function(){this._map.getCanvasContainer().offsetWidth<=640?this._container.classList.add("mapboxgl-compact"):this._container.classList.remove("mapboxgl-compact");};var sn=function(){t.bindAll(["_updateLogo"],this);};sn.prototype.onAdd=function(t){this._map=t,this._container=s.create("div","mapboxgl-ctrl");var e=s.create("a","mapboxgl-ctrl-logo");return e.target="_blank",e.href="https://www.mapbox.com/",e.setAttribute("aria-label","Mapbox logo"),this._container.appendChild(e),this._container.style.display="none",this._map.on("sourcedata",this._updateLogo),this._updateLogo(),this._container},sn.prototype.onRemove=function(){s.remove(this._container),this._map.off("sourcedata",this._updateLogo);},sn.prototype.getDefaultPosition=function(){return"bottom-left"},sn.prototype._updateLogo=function(t){t&&"metadata"!==t.sourceDataType||(this._container.style.display=this._logoRequired()?"block":"none");},sn.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}};var ln=function(){this._queue=[],this._id=0,this._cleared=!1,this._currentlyRunning=!1;};ln.prototype.add=function(t){var e=++this._id;return this._queue.push({callback:t,id:e,cancelled:!1}),e},ln.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)}},ln.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;},ln.prototype.clear=function(){this._currentlyRunning&&(this._cleared=!0),this._queue=[];};var cn=t.default.HTMLImageElement,un=t.default.HTMLElement,hn={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,hash:!1,attributionControl:!0,failIfMajorPerformanceCaveat:!1,preserveDrawingBuffer:!1,trackResize:!0,renderWorldCopies:!0,refreshExpiredTiles:!0,maxTileCacheSize:null,transformRequest:null,fadeDuration:300},pn=function(i){function n(e){if(null!=(e=t.extend({},hn,e)).minZoom&&null!=e.maxZoom&&e.minZoom>e.maxZoom)throw new Error("maxZoom must be greater than minZoom");var n=new Ui(e.minZoom,e.maxZoom,e.renderWorldCopies);i.call(this,n,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._crossFadingFactor=1,this._collectResourceTiming=e.collectResourceTiming,this._renderTaskQueue=new ln;var o=e.transformRequest;if(this._transformRequest=o?function(t,e){return o(t,e)||{url:t}}:function(t){return{url:t}},"string"==typeof e.container){var r=t.default.document.getElementById(e.container);if(!r)throw new Error("Container '"+e.container+"' not found.");this._container=r;}else{if(!(e.container instanceof un))throw new Error("Invalid type: 'container' must be a String or HTMLElement.");this._container=e.container;}e.maxBounds&&this.setMaxBounds(e.maxBounds),t.bindAll(["_onWindowOnline","_onWindowResize","_contextLost","_contextRestored","_update","_render","_onData","_onDataLoading"],this),this._setupContainer(),this._setupPainter(),this.on("move",this._update.bind(this,!1)),this.on("zoom",this._update.bind(this,!0)),void 0!==t.default&&(t.default.addEventListener("online",this._onWindowOnline,!1),t.default.addEventListener("resize",this._onWindowResize,!1)),function(t,e){var i=t.getCanvasContainer(),n=null,o=!1;for(var r in on)t[r]=new on[r](t,e),e.interactive&&e[r]&&t[r].enable(e[r]);s.addEventListener(i,"mouseout",function(e){t.fire(new ji("mouseout",t,e));}),s.addEventListener(i,"mousedown",function(i){o=!0;var n=new ji("mousedown",t,i);t.fire(n),n.defaultPrevented||(e.interactive&&!t.doubleClickZoom.isActive()&&t.stop(),t.boxZoom.onMouseDown(i),t.boxZoom.isActive()||t.dragPan.isActive()||t.dragRotate.onMouseDown(i),t.boxZoom.isActive()||t.dragRotate.isActive()||t.dragPan.onMouseDown(i));}),s.addEventListener(i,"mouseup",function(e){var i=t.dragRotate.isActive();n&&!i&&t.fire(new ji("contextmenu",t,n)),n=null,o=!1,t.fire(new ji("mouseup",t,e));}),s.addEventListener(i,"mousemove",function(e){if(!t.dragPan.isActive()&&!t.dragRotate.isActive()){for(var n=e.toElement||e.target;n&&n!==i;)n=n.parentNode;n===i&&t.fire(new ji("mousemove",t,e));}}),s.addEventListener(i,"mouseover",function(e){for(var n=e.toElement||e.target;n&&n!==i;)n=n.parentNode;n===i&&t.fire(new ji("mouseover",t,e));}),s.addEventListener(i,"touchstart",function(i){var n=new $i("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}),s.addEventListener(i,"touchmove",function(e){t.fire(new $i("touchmove",t,e));},{passive:!1}),s.addEventListener(i,"touchend",function(e){t.fire(new $i("touchend",t,e));}),s.addEventListener(i,"touchcancel",function(e){t.fire(new $i("touchcancel",t,e));}),s.addEventListener(i,"click",function(e){t.fire(new ji("click",t,e));}),s.addEventListener(i,"dblclick",function(e){var i=new ji("dblclick",t,e);t.fire(i),i.defaultPrevented||t.doubleClickZoom.onDblClick(i);}),s.addEventListener(i,"contextmenu",function(e){var i=t.dragRotate.isActive();o||i?o&&(n=e):t.fire(new ji("contextmenu",t,e)),e.preventDefault();}),s.addEventListener(i,"wheel",function(e){var i=new Gi("wheel",t,e);t.fire(i),i.defaultPrevented||t.scrollZoom.onWheel(e);},{passive:!1});}(this,e),this._hash=e.hash&&(new Vi).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 an),this.addControl(new sn,e.logoPosition),this.on("style.load",function(){this.transform.unmodified&&this.jumpTo(this.style.stylesheet);}),this.on("data",this._onData),this.on("dataloading",this._onDataLoading);}i&&(n.__proto__=i),n.prototype=Object.create(i&&i.prototype),n.prototype.constructor=n;var o={showTileBoundaries:{configurable:!0},showCollisionBoxes:{configurable:!0},showOverdrawInspector:{configurable:!0},repaint:{configurable:!0},vertices:{configurable:!0}};return n.prototype.addControl=function(t,e){void 0===e&&t.getDefaultPosition&&(e=t.getDefaultPosition()),void 0===e&&(e="top-right");var i=t.onAdd(this),n=this._controlPositions[e];return-1!==e.indexOf("bottom")?n.insertBefore(i,n.firstChild):n.appendChild(i),this},n.prototype.removeControl=function(t){return t.onRemove(this),this},n.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))},n.prototype.getBounds=function(){var e=new q(this.transform.pointLocation(new t.default$1(0,this.transform.height)),this.transform.pointLocation(new t.default$1(this.transform.width,0)));return(this.transform.angle||this.transform.pitch)&&(e.extend(this.transform.pointLocation(new t.default$1(this.transform.size.x,0))),e.extend(this.transform.pointLocation(new t.default$1(0,this.transform.size.y)))),e},n.prototype.getMaxBounds=function(){return this.transform.latRange&&2===this.transform.latRange.length&&this.transform.lngRange&&2===this.transform.lngRange.length?new q([this.transform.lngRange[0],this.transform.latRange[0]],[this.transform.lngRange[1],this.transform.latRange[1]]):null},n.prototype.setMaxBounds=function(t){if(t){var e=q.convert(t);this.transform.lngRange=[e.getWest(),e.getEast()],this.transform.latRange=[e.getSouth(),e.getNorth()],this.transform._constrain(),this._update();}else null==t&&(this.transform.lngRange=null,this.transform.latRange=null,this._update());return this},n.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")},n.prototype.getMinZoom=function(){return this.transform.minZoom},n.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")},n.prototype.getRenderWorldCopies=function(){return this.transform.renderWorldCopies},n.prototype.setRenderWorldCopies=function(t){return this.transform.renderWorldCopies=t,this._update(),this},n.prototype.getMaxZoom=function(){return this.transform.maxZoom},n.prototype.project=function(t){return this.transform.locationPoint(W.convert(t))},n.prototype.unproject=function(e){return this.transform.pointLocation(t.default$1.convert(e))},n.prototype.isMoving=function(){return this._moving||this.dragPan.isActive()||this.dragRotate.isActive()||this.scrollZoom.isActive()},n.prototype.isZooming=function(){return this._zooming||this.scrollZoom.isActive()},n.prototype.isRotating=function(){return this._rotating||this.dragRotate.isActive()},n.prototype.on=function(t,e,n){var o,r=this;if(void 0===n)return i.prototype.on.call(this,t,e);var a=function(){if("mouseenter"===t||"mouseover"===t){var i=!1;return{layer:e,listener:n,delegates:{mousemove:function(o){var a=r.getLayer(e)?r.queryRenderedFeatures(o.point,{layers:[e]}):[];a.length?i||(i=!0,n.call(r,new ji(t,r,o.originalEvent,{features:a}))):i=!1;},mouseout:function(){i=!1;}}}}if("mouseleave"===t||"mouseout"===t){var a=!1;return{layer:e,listener:n,delegates:{mousemove:function(i){(r.getLayer(e)?r.queryRenderedFeatures(i.point,{layers:[e]}):[]).length?a=!0:a&&(a=!1,n.call(r,new ji(t,r,i.originalEvent)));},mouseout:function(e){a&&(a=!1,n.call(r,new ji(t,r,e.originalEvent)));}}}}return{layer:e,listener:n,delegates:(o={},o[t]=function(t){var i=r.getLayer(e)?r.queryRenderedFeatures(t.point,{layers:[e]}):[];i.length&&(t.features=i,n.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},n.prototype.off=function(t,e,n){if(void 0===n)return i.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===n){for(var s in a.delegates)this.off(s,a.delegates[s]);return o.splice(r,1),this}}return this},n.prototype.queryRenderedFeatures=function(e,i){var n;return 2===arguments.length?(e=arguments[0],i=arguments[1]):1===arguments.length&&((n=arguments[0])instanceof t.default$1||Array.isArray(n))?(e=arguments[0],i={}):1===arguments.length?(e=void 0,i=arguments[0]):(e=void 0,i={}),this.style?this.style.queryRenderedFeatures(this._makeQueryGeometry(e),i,this.transform):[]},n.prototype._makeQueryGeometry=function(e){var i,n=this;if(void 0===e&&(e=[t.default$1.convert([0,0]),t.default$1.convert([this.transform.width,this.transform.height])]),e instanceof t.default$1||"number"==typeof e[0]){i=[t.default$1.convert(e)];}else{var o=[t.default$1.convert(e[0]),t.default$1.convert(e[1])];i=[o[0],new t.default$1(o[1].x,o[0].y),o[1],new t.default$1(o[0].x,o[1].y),o[0]];}return{viewport:i,worldCoordinate:i.map(function(t){return n.transform.pointCoordinate(t)})}},n.prototype.querySourceFeatures=function(t,e){return this.style.querySourceFeatures(t,e)},n.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)},n.prototype.getStyle=function(){if(this.style)return this.style.serialize()},n.prototype.isStyleLoaded=function(){return this.style?this.style.loaded():t.warnOnce("There is no style added to the map.")},n.prototype.addSource=function(t,e){return this.style.addSource(t,e),this._update(!0),this},n.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+"'")));},n.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},n.prototype.addSourceType=function(t,e,i){return this.style.addSourceType(t,e,i)},n.prototype.removeSource=function(t){return this.style.removeSource(t),this._update(!0),this},n.prototype.getSource=function(t){return this.style.getSource(t)},n.prototype.addImage=function(e,i,n){void 0===n&&(n={});var o=n.pixelRatio;void 0===o&&(o=1);var a=n.sdf;if(void 0===a&&(a=!1),i instanceof cn){var s=r.getImageData(i),l=s.width,c=s.height,u=s.data;this.style.addImage(e,{data:new t.RGBAImage({width:l,height:c},u),pixelRatio:o,sdf:a});}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,p=i.height,d=i.data;this.style.addImage(e,{data:new t.RGBAImage({width:h,height:p},d.slice(0)),pixelRatio:o,sdf:a});}},n.prototype.hasImage=function(e){return e?!!this.style.getImage(e):(this.fire(new t.ErrorEvent(new Error("Missing required image id"))),!1)},n.prototype.removeImage=function(t){this.style.removeImage(t);},n.prototype.loadImage=function(e,i){t.getImage(this._transformRequest(e,t.ResourceType.Image),i);},n.prototype.addLayer=function(t,e){return this.style.addLayer(t,e),this._update(!0),this},n.prototype.moveLayer=function(t,e){return this.style.moveLayer(t,e),this._update(!0),this},n.prototype.removeLayer=function(t){return this.style.removeLayer(t),this._update(!0),this},n.prototype.getLayer=function(t){return this.style.getLayer(t)},n.prototype.setFilter=function(t,e){return this.style.setFilter(t,e),this._update(!0),this},n.prototype.setLayerZoomRange=function(t,e,i){return this.style.setLayerZoomRange(t,e,i),this._update(!0),this},n.prototype.getFilter=function(t){return this.style.getFilter(t)},n.prototype.setPaintProperty=function(t,e,i){return this.style.setPaintProperty(t,e,i),this._update(!0),this},n.prototype.getPaintProperty=function(t,e){return this.style.getPaintProperty(t,e)},n.prototype.setLayoutProperty=function(t,e,i){return this.style.setLayoutProperty(t,e,i),this._update(!0),this},n.prototype.getLayoutProperty=function(t,e){return this.style.getLayoutProperty(t,e)},n.prototype.setLight=function(t){return this.style.setLight(t),this._update(!0),this},n.prototype.getLight=function(){return this.style.getLight()},n.prototype.getContainer=function(){return this._container},n.prototype.getCanvasContainer=function(){return this._canvasContainer},n.prototype.getCanvas=function(){return this._canvas},n.prototype._containerDimensions=function(){var t=0,e=0;return this._container&&(t=this._container.offsetWidth||400,e=this._container.offsetHeight||300),[t,e]},n.prototype._setupContainer=function(){var t=this._container;t.classList.add("mapboxgl-map"),(this._missingCSSContainer=s.create("div","mapboxgl-missing-css",t)).innerHTML="Missing Mapbox GL JS CSS";var e=this._canvasContainer=s.create("div","mapboxgl-canvas-container",t);this._interactive&&e.classList.add("mapboxgl-interactive"),this._canvas=s.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 i=this._containerDimensions();this._resizeCanvas(i[0],i[1]);var n=this._controlContainer=s.create("div","mapboxgl-control-container",t),o=this._controlPositions={};["top-left","top-right","bottom-left","bottom-right"].forEach(function(t){o[t]=s.create("div","mapboxgl-ctrl-"+t,n);});},n.prototype._resizeCanvas=function(e,i){var n=t.default.devicePixelRatio||1;this._canvas.width=n*e,this._canvas.height=n*i,this._canvas.style.width=e+"px",this._canvas.style.height=i+"px";},n.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 Li(n,this.transform):this.fire(new t.ErrorEvent(new Error("Failed to initialize WebGL")));},n.prototype._contextLost=function(e){e.preventDefault(),this._frameId&&(r.cancelFrame(this._frameId),this._frameId=null),this.fire(new t.Event("webglcontextlost",{originalEvent:e}));},n.prototype._contextRestored=function(e){this._setupPainter(),this.resize(),this._update(),this.fire(new t.Event("webglcontextrestored",{originalEvent:e}));},n.prototype.loaded=function(){return!this._styleDirty&&!this._sourcesDirty&&!(!this.style||!this.style.loaded())},n.prototype._update=function(t){this.style&&(this._styleDirty=this._styleDirty||t,this._sourcesDirty=!0,this._rerender());},n.prototype._requestRenderFrame=function(t){return this._update(),this._renderTaskQueue.add(t)},n.prototype._cancelRenderFrame=function(t){this._renderTaskQueue.remove(t);},n.prototype._render=function(){this._renderTaskQueue.run();var e=!1;if(this.style&&this._styleDirty){this._styleDirty=!1;var i=this.transform.zoom,n=r.now();this.style.zoomHistory.update(i,n);var o=new t.default$16(i,{now:n,fadeDuration:this._fadeDuration,zoomHistory:this.style.zoomHistory,transition:this.style.getTransition()}),a=o.crossFadingFactor();1===a&&a===this._crossFadingFactor||(e=!0,this._crossFadingFactor=a),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.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._sourcesDirty||this._repaint||this._styleDirty||this._placementDirty)&&this._rerender(),this},n.prototype.remove=function(){this._hash&&this._hash.remove(),r.cancelFrame(this._frameId),this._renderTaskQueue.clear(),this._frameId=null,this.setStyle(null),void 0!==t.default&&(t.default.removeEventListener("resize",this._onWindowResize,!1),t.default.removeEventListener("online",this._onWindowOnline,!1));var e=this.painter.context.gl.getExtension("WEBGL_lose_context");e&&e.loseContext(),dn(this._canvasContainer),dn(this._controlContainer),dn(this._missingCSSContainer),this._container.classList.remove("mapboxgl-map"),this.fire(new t.Event("remove"));},n.prototype._rerender=function(){var t=this;this.style&&!this._frameId&&(this._frameId=r.frame(function(){t._frameId=null,t._render();}));},n.prototype._onWindowOnline=function(){this._update();},n.prototype._onWindowResize=function(){this._trackResize&&this.stop().resize()._update();},o.showTileBoundaries.get=function(){return!!this._showTileBoundaries},o.showTileBoundaries.set=function(t){this._showTileBoundaries!==t&&(this._showTileBoundaries=t,this._update());},o.showCollisionBoxes.get=function(){return!!this._showCollisionBoxes},o.showCollisionBoxes.set=function(t){this._showCollisionBoxes!==t&&(this._showCollisionBoxes=t,t?this.style._generateCollisionBoxes():this._update());},o.showOverdrawInspector.get=function(){return!!this._showOverdrawInspector},o.showOverdrawInspector.set=function(t){this._showOverdrawInspector!==t&&(this._showOverdrawInspector=t,this._update());},o.repaint.get=function(){return!!this._repaint},o.repaint.set=function(t){this._repaint=t,this._update();},o.vertices.get=function(){return!!this._vertices},o.vertices.set=function(t){this._vertices=t,this._update();},n.prototype._onData=function(e){this._update("style"===e.dataType),this.fire(new t.Event(e.dataType+"data",e));},n.prototype._onDataLoading=function(e){this.fire(new t.Event(e.dataType+"dataloading",e));},Object.defineProperties(n.prototype,o),n}(rn);function dn(t){t.parentNode&&t.parentNode.removeChild(t);}var fn={showCompass:!0,showZoom:!0},mn=function(e){var i=this;this.options=t.extend({},fn,e),this._container=s.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 i._map.zoomIn()}),this._zoomOutButton=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-zoom-out","Zoom Out",function(){return i._map.zoomOut()})),this.options.showCompass&&(t.bindAll(["_rotateCompassArrow"],this),this._compass=this._createButton("mapboxgl-ctrl-icon mapboxgl-ctrl-compass","Reset North",function(){return i._map.resetNorth()}),this._compassArrow=s.create("span","mapboxgl-ctrl-compass-arrow",this._compass));};function _n(t,e,i){if(t=new W(t.lng,t.lat),e){var n=new W(t.lng-360,t.lat),o=new W(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}mn.prototype._rotateCompassArrow=function(){var t="rotate("+this._map.transform.angle*(180/Math.PI)+"deg)";this._compassArrow.style.transform=t;},mn.prototype.onAdd=function(t){return this._map=t,this.options.showCompass&&(this._map.on("rotate",this._rotateCompassArrow),this._rotateCompassArrow(),this._handler=new Hi(t,{button:"left",element:this._compass}),this._handler.enable()),this._container},mn.prototype.onRemove=function(){s.remove(this._container),this.options.showCompass&&(this._map.off("rotate",this._rotateCompassArrow),this._handler.disable(),delete this._handler),delete this._map;},mn.prototype._createButton=function(t,e,i){var n=s.create("button",t,this._container);return n.type="button",n.setAttribute("aria-label",e),n.addEventListener("click",i),n};var gn={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 vn(t,e,i){var n=t.classList;for(var o in gn)n.remove("mapboxgl-"+i+"-anchor-"+o);n.add("mapboxgl-"+i+"-anchor-"+e);}var yn=function(e){if((arguments[0]instanceof t.default.HTMLElement||2===arguments.length)&&(e=t.extend({element:e},arguments[1])),t.bindAll(["_update","_onMapClick"],this),this._anchor=e&&e.anchor||"center",this._color=e&&e.color||"#3FB1CE",e&&e.element)this._element=e.element,this._offset=t.default$1.convert(e&&e.offset||[0,0]);else{this._defaultMarker=!0,this._element=s.create("div");var i=s.createNS("http://www.w3.org/2000/svg","svg");i.setAttributeNS(null,"height","41px"),i.setAttributeNS(null,"width","27px"),i.setAttributeNS(null,"viewBox","0 0 27 41");var n=s.createNS("http://www.w3.org/2000/svg","g");n.setAttributeNS(null,"stroke","none"),n.setAttributeNS(null,"stroke-width","1"),n.setAttributeNS(null,"fill","none"),n.setAttributeNS(null,"fill-rule","evenodd");var o=s.createNS("http://www.w3.org/2000/svg","g");o.setAttributeNS(null,"fill-rule","nonzero");var r=s.createNS("http://www.w3.org/2000/svg","g");r.setAttributeNS(null,"transform","translate(3.0, 29.0)"),r.setAttributeNS(null,"fill","#000000");for(var a=0,l=[{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"}];a<l.length;a+=1){var c=l[a],u=s.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",c.rx),u.setAttributeNS(null,"ry",c.ry),r.appendChild(u);}var h=s.createNS("http://www.w3.org/2000/svg","g");h.setAttributeNS(null,"fill",this._color);var p=s.createNS("http://www.w3.org/2000/svg","path");p.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"),h.appendChild(p);var d=s.createNS("http://www.w3.org/2000/svg","g");d.setAttributeNS(null,"opacity","0.25"),d.setAttributeNS(null,"fill","#000000");var f=s.createNS("http://www.w3.org/2000/svg","path");f.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"),d.appendChild(f);var m=s.createNS("http://www.w3.org/2000/svg","g");m.setAttributeNS(null,"transform","translate(6.0, 7.0)"),m.setAttributeNS(null,"fill","#FFFFFF");var _=s.createNS("http://www.w3.org/2000/svg","g");_.setAttributeNS(null,"transform","translate(8.0, 8.0)");var g=s.createNS("http://www.w3.org/2000/svg","circle");g.setAttributeNS(null,"fill","#000000"),g.setAttributeNS(null,"opacity","0.25"),g.setAttributeNS(null,"cx","5.5"),g.setAttributeNS(null,"cy","5.5"),g.setAttributeNS(null,"r","5.4999962");var v=s.createNS("http://www.w3.org/2000/svg","circle");v.setAttributeNS(null,"fill","#FFFFFF"),v.setAttributeNS(null,"cx","5.5"),v.setAttributeNS(null,"cy","5.5"),v.setAttributeNS(null,"r","5.4999962"),_.appendChild(g),_.appendChild(v),o.appendChild(r),o.appendChild(h),o.appendChild(d),o.appendChild(m),o.appendChild(_),i.appendChild(o),this._element.appendChild(i),this._offset=t.default$1.convert(e&&e.offset||[0,-14]);}this._element.classList.add("mapboxgl-marker"),this._popup=null;};yn.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._update(),this._map.on("click",this._onMapClick),this},yn.prototype.remove=function(){return this._map&&(this._map.off("click",this._onMapClick),this._map.off("move",this._update),this._map.off("moveend",this._update),delete this._map),s.remove(this._element),this._popup&&this._popup.remove(),this},yn.prototype.getLngLat=function(){return this._lngLat},yn.prototype.setLngLat=function(t){return this._lngLat=W.convert(t),this._pos=null,this._popup&&this._popup.setLngLat(this._lngLat),this._update(),this},yn.prototype.getElement=function(){return this._element},yn.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},yn.prototype._onMapClick=function(t){var e=t.originalEvent.target,i=this._element;this._popup&&(e===i||i.contains(e))&&this.togglePopup();},yn.prototype.getPopup=function(){return this._popup},yn.prototype.togglePopup=function(){var t=this._popup;return t?(t.isOpen()?t.remove():t.addTo(this._map),this):this},yn.prototype._update=function(t){this._map&&(this._map.transform.renderWorldCopies&&(this._lngLat=_n(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()),s.setTransform(this._element,gn[this._anchor]+" translate("+this._pos.x+"px, "+this._pos.y+"px)"),vn(this._element,this._anchor,"marker"));},yn.prototype.getOffset=function(){return this._offset},yn.prototype.setOffset=function(e){return this._offset=t.default$1.convert(e),this._update(),this};var xn,bn={positionOptions:{enableHighAccuracy:!1,maximumAge:0,timeout:6e3},fitBoundsOptions:{maxZoom:15},trackUserLocation:!1,showUserLocation:!0};var wn=function(e){function i(i){e.call(this),this.options=t.extend({},bn,i),t.bindAll(["_onSuccess","_onError","_finish","_setupUI","_updateCamera","_updateMarker"],this);}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.prototype.onAdd=function(e){var i;return this._map=e,this._container=s.create("div","mapboxgl-ctrl mapboxgl-ctrl-group"),i=this._setupUI,void 0!==xn?i(xn):void 0!==t.default.navigator.permissions?t.default.navigator.permissions.query({name:"geolocation"}).then(function(t){xn="denied"!==t.state,i(xn);}):(xn=!!t.default.navigator.geolocation,i(xn)),this._container},i.prototype.onRemove=function(){void 0!==this._geolocationWatchID&&(t.default.navigator.geolocation.clearWatch(this._geolocationWatchID),this._geolocationWatchID=void 0),this.options.showUserLocation&&this._userLocationDotMarker.remove(),s.remove(this._container),this._map=void 0;},i.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();},i.prototype._updateCamera=function(t){var e=new W(t.coords.longitude,t.coords.latitude),i=t.coords.accuracy;this._map.fitBounds(e.toBounds(i),this.options.fitBoundsOptions,{geolocateSource:!0});},i.prototype._updateMarker=function(t){t?this._userLocationDotMarker.setLngLat([t.coords.longitude,t.coords.latitude]).addTo(this._map):this._userLocationDotMarker.remove();},i.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();},i.prototype._finish=function(){this._timeoutId&&clearTimeout(this._timeoutId),this._timeoutId=void 0;},i.prototype._setupUI=function(e){var i=this;!1!==e&&(this._container.addEventListener("contextmenu",function(t){return t.preventDefault()}),this._geolocateButton=s.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=s.create("div","mapboxgl-user-location-dot"),this._userLocationDotMarker=new yn(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"!==i._watchState||(i._watchState="BACKGROUND",i._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"),i._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"),i.fire(new t.Event("trackuserlocationend")));}));},i.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.default.navigator.geolocation.watchPosition(this._onSuccess,this._onError,this.options.positionOptions));}else t.default.navigator.geolocation.getCurrentPosition(this._onSuccess,this._onError,this.options.positionOptions),this._timeoutId=setTimeout(this._finish,1e4);return!0},i.prototype._clearWatch=function(){t.default.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);},i}(t.Evented),En={maxWidth:100,unit:"metric"},Tn=function(e){this.options=t.extend({},En,e),t.bindAll(["_onMove","setUnit"],this);};function In(t,e,i){var n,o,r,a,s,l,c=i&&i.maxWidth||100,u=t._container.clientHeight/2,h=(n=t.unproject([0,u]),o=t.unproject([c,u]),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*h;if(p>5280)Cn(e,c,p/5280,"mi");else Cn(e,c,p,"ft");}else if(i&&"nautical"===i.unit){Cn(e,c,h/1852,"nm");}else Cn(e,c,h,"m");}function Cn(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;}Tn.prototype.getDefaultPosition=function(){return"bottom-left"},Tn.prototype._onMove=function(){In(this._map,this._container,this.options);},Tn.prototype.onAdd=function(t){return this._map=t,this._container=s.create("div","mapboxgl-ctrl mapboxgl-ctrl-scale",t.getContainer()),this._map.on("move",this._onMove),this._onMove(),this._container},Tn.prototype.onRemove=function(){s.remove(this._container),this._map.off("move",this._onMove),this._map=void 0;},Tn.prototype.setUnit=function(t){this.options.unit=t,In(this._map,this._container,this.options);};var Sn=function(){this._fullscreen=!1,t.bindAll(["_onClickFullscreen","_changeIcon"],this),"onfullscreenchange"in t.default.document?this._fullscreenchange="fullscreenchange":"onmozfullscreenchange"in t.default.document?this._fullscreenchange="mozfullscreenchange":"onwebkitfullscreenchange"in t.default.document?this._fullscreenchange="webkitfullscreenchange":"onmsfullscreenchange"in t.default.document&&(this._fullscreenchange="MSFullscreenChange"),this._className="mapboxgl-ctrl";};Sn.prototype.onAdd=function(e){return this._map=e,this._mapContainer=this._map.getContainer(),this._container=s.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},Sn.prototype.onRemove=function(){s.remove(this._container),this._map=null,t.default.document.removeEventListener(this._fullscreenchange,this._changeIcon);},Sn.prototype._checkFullscreenSupport=function(){return!!(t.default.document.fullscreenEnabled||t.default.document.mozFullScreenEnabled||t.default.document.msFullscreenEnabled||t.default.document.webkitFullscreenEnabled)},Sn.prototype._setupUI=function(){var e=this._fullscreenButton=s.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.default.document.addEventListener(this._fullscreenchange,this._changeIcon);},Sn.prototype._isFullscreen=function(){return this._fullscreen},Sn.prototype._changeIcon=function(){(t.default.document.fullscreenElement||t.default.document.mozFullScreenElement||t.default.document.webkitFullscreenElement||t.default.document.msFullscreenElement)===this._mapContainer!==this._fullscreen&&(this._fullscreen=!this._fullscreen,this._fullscreenButton.classList.toggle(this._className+"-shrink"),this._fullscreenButton.classList.toggle(this._className+"-fullscreen"));},Sn.prototype._onClickFullscreen=function(){this._isFullscreen()?t.default.document.exitFullscreen?t.default.document.exitFullscreen():t.default.document.mozCancelFullScreen?t.default.document.mozCancelFullScreen():t.default.document.msExitFullscreen?t.default.document.msExitFullscreen():t.default.document.webkitCancelFullScreen&&t.default.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 zn={closeButton:!0,closeOnClick:!0},An=function(e){function i(i){e.call(this),this.options=t.extend(Object.create(zn),i),t.bindAll(["_update","_onClickClose"],this);}return e&&(i.__proto__=e),i.prototype=Object.create(e&&e.prototype),i.prototype.constructor=i,i.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},i.prototype.isOpen=function(){return!!this._map},i.prototype.remove=function(){return this._content&&s.remove(this._content),this._container&&(s.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},i.prototype.getLngLat=function(){return this._lngLat},i.prototype.setLngLat=function(t){return this._lngLat=W.convert(t),this._pos=null,this._update(),this},i.prototype.setText=function(e){return this.setDOMContent(t.default.document.createTextNode(e))},i.prototype.setHTML=function(e){var i,n=t.default.document.createDocumentFragment(),o=t.default.document.createElement("body");for(o.innerHTML=e;i=o.firstChild;)n.appendChild(i);return this.setDOMContent(n)},i.prototype.setDOMContent=function(t){return this._createContent(),this._content.appendChild(t),this._update(),this},i.prototype._createContent=function(){this._content&&s.remove(this._content),this._content=s.create("div","mapboxgl-popup-content",this._container),this.options.closeButton&&(this._closeButton=s.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));},i.prototype._update=function(){if(this._map&&this._lngLat&&this._content){this._container||(this._container=s.create("div","mapboxgl-popup",this._map.getContainer()),this._tip=s.create("div","mapboxgl-popup-tip",this._container),this._container.appendChild(this._content)),this._map.transform.renderWorldCopies&&(this._lngLat=_n(this._lngLat,this._pos,this._map.transform));var e=this._pos=this._map.project(this._lngLat),i=this.options.anchor,n=function e(i){if(i){if("number"==typeof i){var n=Math.round(Math.sqrt(.5*Math.pow(i,2)));return{center:new t.default$1(0,0),top:new t.default$1(0,i),"top-left":new t.default$1(n,n),"top-right":new t.default$1(-n,n),bottom:new t.default$1(0,-i),"bottom-left":new t.default$1(n,-n),"bottom-right":new t.default$1(-n,-n),left:new t.default$1(i,0),right:new t.default$1(-i,0)}}if(i instanceof t.default$1||Array.isArray(i)){var o=t.default$1.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.default$1.convert(i.center||[0,0]),top:t.default$1.convert(i.top||[0,0]),"top-left":t.default$1.convert(i["top-left"]||[0,0]),"top-right":t.default$1.convert(i["top-right"]||[0,0]),bottom:t.default$1.convert(i.bottom||[0,0]),"bottom-left":t.default$1.convert(i["bottom-left"]||[0,0]),"bottom-right":t.default$1.convert(i["bottom-right"]||[0,0]),left:t.default$1.convert(i.left||[0,0]),right:t.default$1.convert(i.right||[0,0])}}return e(new t.default$1(0,0))}(this.options.offset);if(!i){var o,r=this._container.offsetWidth,a=this._container.offsetHeight;o=e.y+n.bottom.y<a?["top"]:e.y>this._map.transform.height-a?["bottom"]:[],e.x<r/2?o.push("left"):e.x>this._map.transform.width-r/2&&o.push("right"),i=0===o.length?"bottom":o.join("-");}var l=e.add(n[i]).round();s.setTransform(this._container,gn[i]+" translate("+l.x+"px,"+l.y+"px)"),vn(this._container,i,"popup");}},i.prototype._onClickClose=function(){this.remove();},i}(t.Evented);var Rn={version:"0.45.0",supported:e,workerCount:Math.max(Math.floor(r.hardwareConcurrency/2),1),setRTLTextPlugin:t.setRTLTextPlugin,Map:pn,NavigationControl:mn,GeolocateControl:wn,AttributionControl:an,ScaleControl:Tn,FullscreenControl:Sn,Popup:An,Marker:yn,Style:Qe,LngLat:W,LngLatBounds:q,Point:t.default$1,Evented:t.Evented,config:_,get accessToken(){return _.ACCESS_TOKEN},set accessToken(t){_.ACCESS_TOKEN=t;},workerUrl:""};return Rn});
//
return mapboxgl;
})));
//# sourceMappingURL=mapbox-gl.js.map