@deck.gl/layers/dist.min.js

deck.gl core layers

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attribute vec3 positions;
attribute vec4 instanceSourceColors;
attribute vec4 instanceTargetColors;
attribute vec3 instanceSourcePositions;
attribute vec3 instanceSourcePositions64Low;
attribute vec3 instanceTargetPositions;
attribute vec3 instanceTargetPositions64Low;
attribute vec3 instancePickingColors;
attribute float instanceWidths;
attribute float instanceHeights;
attribute float instanceTilts;

uniform bool greatCircle;
uniform bool useShortestPath;
uniform float numSegments;
uniform float opacity;
uniform float widthScale;
uniform float widthMinPixels;
uniform float widthMaxPixels;
uniform int widthUnits;

varying vec4 vColor;
varying vec2 uv;
varying float isValid;

float paraboloid(float distance, float sourceZ, float targetZ, float ratio) {

  float deltaZ = targetZ - sourceZ;
  float dh = distance * instanceHeights;
  if (dh == 0.0) {
    return sourceZ + deltaZ * ratio;
  }
  float unitZ = deltaZ / dh;
  float p2 = unitZ * unitZ + 1.0;
  float dir = step(deltaZ, 0.0);
  float z0 = mix(sourceZ, targetZ, dir);
  float r = mix(ratio, 1.0 - ratio, dir);
  return sqrt(r * (p2 - r)) * dh + z0;
}
vec2 getExtrusionOffset(vec2 line_clipspace, float offset_direction, float width) {
  vec2 dir_screenspace = normalize(line_clipspace * project_uViewportSize);
  dir_screenspace = vec2(-dir_screenspace.y, dir_screenspace.x);

  return dir_screenspace * offset_direction * width / 2.0;
}

float getSegmentRatio(float index) {
  return smoothstep(0.0, 1.0, index / (numSegments - 1.0));
}

vec3 interpolateFlat(vec3 source, vec3 target, float segmentRatio) {
  float distance = length(source.xy - target.xy);
  float z = paraboloid(distance, source.z, target.z, segmentRatio);

  float tiltAngle = radians(instanceTilts);
  vec2 tiltDirection = normalize(target.xy - source.xy);
  vec2 tilt = vec2(-tiltDirection.y, tiltDirection.x) * z * sin(tiltAngle);

  return vec3(
    mix(source.xy, target.xy, segmentRatio) + tilt,
    z * cos(tiltAngle)
  );
}
float getAngularDist (vec2 source, vec2 target) {
  vec2 sourceRadians = radians(source);
  vec2 targetRadians = radians(target);
  vec2 sin_half_delta = sin((sourceRadians - targetRadians) / 2.0);
  vec2 shd_sq = sin_half_delta * sin_half_delta;

  float a = shd_sq.y + cos(sourceRadians.y) * cos(targetRadians.y) * shd_sq.x;
  return 2.0 * asin(sqrt(a));
}

vec3 interpolateGreatCircle(vec3 source, vec3 target, vec3 source3D, vec3 target3D, float angularDist, float t) {
  vec2 lngLat;
  if(abs(angularDist - PI) < 0.001) {
    lngLat = (1.0 - t) * source.xy + t * target.xy;
  } else {
    float a = sin((1.0 - t) * angularDist);
    float b = sin(t * angularDist);
    vec3 p = source3D.yxz * a + target3D.yxz * b;
    lngLat = degrees(vec2(atan(p.y, -p.x), atan(p.z, length(p.xy))));
  }

  float z = paraboloid(angularDist * EARTH_RADIUS, source.z, target.z, t);

  return vec3(lngLat, z);
}

void main(void) {
  geometry.worldPosition = instanceSourcePositions;
  geometry.worldPositionAlt = instanceTargetPositions;

  float segmentIndex = positions.x;
  float segmentRatio = getSegmentRatio(segmentIndex);
  float prevSegmentRatio = getSegmentRatio(max(0.0, segmentIndex - 1.0));
  float nextSegmentRatio = getSegmentRatio(min(numSegments - 1.0, segmentIndex + 1.0));
  float indexDir = mix(-1.0, 1.0, step(segmentIndex, 0.0));
  isValid = 1.0;

  uv = vec2(segmentRatio, positions.y);
  geometry.uv = uv;
  geometry.pickingColor = instancePickingColors;

  vec4 curr;
  vec4 next;
  vec3 source;
  vec3 target;

  if ((greatCircle || project_uProjectionMode == PROJECTION_MODE_GLOBE) && project_uCoordinateSystem == COORDINATE_SYSTEM_LNGLAT) {
    source = project_globe_(vec3(instanceSourcePositions.xy, 0.0));
    target = project_globe_(vec3(instanceTargetPositions.xy, 0.0));
    float angularDist = getAngularDist(instanceSourcePositions.xy, instanceTargetPositions.xy);

    vec3 prevPos = interpolateGreatCircle(instanceSourcePositions, instanceTargetPositions, source, target, angularDist, prevSegmentRatio);
    vec3 currPos = interpolateGreatCircle(instanceSourcePositions, instanceTargetPositions, source, target, angularDist, segmentRatio);
    vec3 nextPos = interpolateGreatCircle(instanceSourcePositions, instanceTargetPositions, source, target, angularDist, nextSegmentRatio);

    if (abs(currPos.x - prevPos.x) > 180.0) {
      indexDir = -1.0;
      isValid = 0.0;
    } else if (abs(currPos.x - nextPos.x) > 180.0) {
      indexDir = 1.0;
      isValid = 0.0;
    }
    nextPos = indexDir < 0.0 ? prevPos : nextPos;
    nextSegmentRatio = indexDir < 0.0 ? prevSegmentRatio : nextSegmentRatio;

    if (isValid == 0.0) {
      nextPos.x += nextPos.x > 0.0 ? -360.0 : 360.0;
      float t = ((currPos.x > 0.0 ? 180.0 : -180.0) - currPos.x) / (nextPos.x - currPos.x);
      currPos = mix(currPos, nextPos, t);
      segmentRatio = mix(segmentRatio, nextSegmentRatio, t);
    }

    vec3 currPos64Low = mix(instanceSourcePositions64Low, instanceTargetPositions64Low, segmentRatio);
    vec3 nextPos64Low = mix(instanceSourcePositions64Low, instanceTargetPositions64Low, nextSegmentRatio);
  
    curr = project_position_to_clipspace(currPos, currPos64Low, vec3(0.0), geometry.position);
    next = project_position_to_clipspace(nextPos, nextPos64Low, vec3(0.0));
  
  } else {
    vec3 source_world = instanceSourcePositions;
    vec3 target_world = instanceTargetPositions;
    if (useShortestPath) {
      source_world.x = mod(source_world.x + 180., 360.0) - 180.;
      target_world.x = mod(target_world.x + 180., 360.0) - 180.;

      float deltaLng = target_world.x - source_world.x;
      if (deltaLng > 180.) target_world.x -= 360.;
      if (deltaLng < -180.) source_world.x -= 360.;
    }
    source = project_position(source_world, instanceSourcePositions64Low);
    target = project_position(target_world, instanceTargetPositions64Low);
    float antiMeridianX = 0.0;

    if (useShortestPath) {
      if (project_uProjectionMode == PROJECTION_MODE_WEB_MERCATOR_AUTO_OFFSET) {
        antiMeridianX = -(project_uCoordinateOrigin.x + 180.) / 360. * TILE_SIZE;
      }
      float thresholdRatio = (antiMeridianX - source.x) / (target.x - source.x);

      if (prevSegmentRatio <= thresholdRatio && nextSegmentRatio > thresholdRatio) {
        isValid = 0.0;
        indexDir = sign(segmentRatio - thresholdRatio);
        segmentRatio = thresholdRatio;
      }
    }

    nextSegmentRatio = indexDir < 0.0 ? prevSegmentRatio : nextSegmentRatio;
    vec3 currPos = interpolateFlat(source, target, segmentRatio);
    vec3 nextPos = interpolateFlat(source, target, nextSegmentRatio);

    if (useShortestPath) {
      if (nextPos.x < antiMeridianX) {
        currPos.x += TILE_SIZE;
        nextPos.x += TILE_SIZE;
      }
    }

    curr = project_common_position_to_clipspace(vec4(currPos, 1.0));
    next = project_common_position_to_clipspace(vec4(nextPos, 1.0));
    geometry.position = vec4(currPos, 1.0);
  }
  float widthPixels = clamp(
    project_size_to_pixel(instanceWidths * widthScale, widthUnits),
    widthMinPixels, widthMaxPixels
  );
  vec3 offset = vec3(
    getExtrusionOffset((next.xy - curr.xy) * indexDir, positions.y, widthPixels),
    0.0);
  DECKGL_FILTER_SIZE(offset, geometry);
  DECKGL_FILTER_GL_POSITION(curr, geometry);
  gl_Position = curr + vec4(project_pixel_size_to_clipspace(offset.xy), 0.0, 0.0);

  vec4 color = mix(instanceSourceColors, instanceTargetColors, segmentRatio);
  vColor = vec4(color.rgb, color.a * opacity);
  DECKGL_FILTER_COLOR(vColor, geometry);
}
`;var wi=`#define SHADER_NAME arc-layer-fragment-shader

precision highp float;

varying vec4 vColor;
varying vec2 uv;
varying float isValid;

void main(void) {
  if (isValid == 0.0) {
    discard;
  }

  gl_FragColor = vColor;
  geometry.uv = uv;

  DECKGL_FILTER_COLOR(gl_FragColor, geometry);
}
`;function Oi(e,r){var t=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);r&&(n=n.filter(function(i){return Object.getOwnPropertyDescriptor(e,i).enumerable})),t.push.apply(t,n)}return t}function Li(e){for(var r=1;r<arguments.length;r++){var t=arguments[r]!=null?arguments[r]:{};r%2?Oi(Object(t),!0).forEach(function(n){(0,lt.default)(e,n,t[n])}):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):Oi(Object(t)).forEach(function(n){Object.defineProperty(e,n,Object.getOwnPropertyDescriptor(t,n))})}return e}function $c(e){var r=Yc();return function(){var n=(0,st.default)(e),i;if(r){var o=(0,st.default)(this).constructor;i=Reflect.construct(n,arguments,o)}else i=n.apply(this,arguments);return(0,Ri.default)(this,i)}}function Yc(){if(typeof Reflect>"u"||!Reflect.construct||Reflect.construct.sham)return!1;if(typeof Proxy=="function")return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch{return!1}}var rr=[0,0,0,255],Kc={getSourcePosition:{type:"accessor",value:function(r){return r.sourcePosition}},getTargetPosition:{type:"accessor",value:function(r){return r.targetPosition}},getSourceColor:{type:"accessor",value:rr},getTargetColor:{type:"accessor",value:rr},getWidth:{type:"accessor",value:1},getHeight:{type:"accessor",value:1},getTilt:{type:"accessor",value:0},greatCircle:!1,widthUnits:"pixels",widthScale:{type:"number",value:1,min:0},widthMinPixels:{type:"number",value:0,min:0},widthMaxPixels:{type:"number",value:Number.MAX_SAFE_INTEGER,min:0}},ir=function(e){(0,Ei.default)(t,e);var r=$c(t);function t(){var n;(0,Ai.default)(this,t);for(var i=arguments.length,o=new Array(i),a=0;a<i;a++)o[a]=arguments[a];return n=r.call.apply(r,[this].concat(o)),(0,lt.default)((0,Ti.default)(n),"state",void 0),n}return(0,Ii.default)(t,[{key:"getBounds",value:function(){var i;return(i=this.getAttributeManager())===null||i===void 0?void 0:i.getBounds(["instanceSourcePositions","instanceTargetPositions"])}},{key:"getShaders",value:function(){return(0,dn.default)((0,st.default)(t.prototype),"getShaders",this).call(this,{vs:bi,fs:wi,modules:[xe.project32,xe.picking]})}},{key:"wrapLongitude",get:function(){return!1}},{key:"initializeState",value:function(){var i=this.getAttributeManager();i.addInstanced({instanceSourcePositions:{size:3,type:5130,fp64:this.use64bitPositions(),transition:!0,accessor:"getSourcePosition"},instanceTargetPositions:{size:3,type:5130,fp64:this.use64bitPositions(),transition:!0,accessor:"getTargetPosition"},instanceSourceColors:{size:this.props.colorFormat.length,type:5121,normalized:!0,transition:!0,accessor:"getSourceColor",defaultValue:rr},instanceTargetColors:{size:this.props.colorFormat.length,type:5121,normalized:!0,transition:!0,accessor:"getTargetColor",defaultValue:rr},instanceWidths:{size:1,transition:!0,accessor:"getWidth",defaultValue:1},instanceHeights:{size:1,transition:!0,accessor:"getHeight",defaultValue:1},instanceTilts:{size:1,transition:!0,accessor:"getTilt",defaultValue:0}})}},{key:"updateState",value:function(i){if((0,dn.default)((0,st.default)(t.prototype),"updateState",this).call(this,i),i.changeFlags.extensionsChanged){var o,a=this.context.gl;(o=this.state.model)===null||o===void 0||o.delete(),this.state.model=this._getModel(a),this.getAttributeManager().invalidateAll()}}},{key:"draw",value:function(i){var o=i.uniforms,a=this.props,s=a.widthUnits,l=a.widthScale,c=a.widthMinPixels,f=a.widthMaxPixels,u=a.greatCircle,p=a.wrapLongitude;this.state.model.setUniforms(o).setUniforms({greatCircle:u,widthUnits:xe.UNIT[s],widthScale:l,widthMinPixels:c,widthMaxPixels:f,useShortestPath:p}).draw()}},{key:"_getModel",value:function(i){for(var o=[],a=50,s=0;s<a;s++)o=o.concat([s,1,0,s,-1,0]);var l=new nr.Model(i,Li(Li({},this.getShaders()),{},{id:this.props.id,geometry:new nr.Geometry({drawMode:5,attributes:{positions:new Float32Array(o)}}),isInstanced:!0}));return l.setUniforms({numSegments:a}),l}}]),t}(xe.Layer);(0,lt.default)(ir,"layerName","ArcLayer");(0,lt.default)(ir,"defaultProps",Kc);var uo=g(or()),po=g(N()),vo=g(B()),go=g(se()),Rn=g(X()),ho=g($()),mo=g(Y()),gt=g(V()),ht=g(j()),oe=g(D()),hr=g(q());function Ne(e,r){(r==null||r>e.length)&&(r=e.length);for(var t=0,n=new Array(r);t<r;t++)n[t]=e[t];return n}function gn(e){if(Array.isArray(e))return Ne(e)}function hn(e){if(typeof Symbol<"u"&&e[Symbol.iterator]!=null||e["@@iterator"]!=null)return Array.from(e)}function ct(e,r){if(e){if(typeof e=="string")return Ne(e,r);var t=Object.prototype.toString.call(e).slice(8,-1);if(t==="Object"&&e.constructor&&(t=e.constructor.name),t==="Map"||t==="Set")return Array.from(e);if(t==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t))return Ne(e,r)}}function mn(){throw new TypeError(`Invalid attempt to spread non-iterable instance.
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e[0]=t[0]*n+t[4]*i+t[8]*o+t[12]*a,e[1]=t[1]*n+t[5]*i+t[9]*o+t[13]*a,e[2]=t[2]*n+t[6]*i+t[10]*o+t[14]*a,e[3]=t[3]*n+t[7]*i+t[11]*o+t[15]*a,e}var bv=function(){var e=nf();return function(r,t,n,i,o,a){var s,l;for(t||(t=4),n||(n=0),i?l=Math.min(i*t+n,r.length):l=r.length,s=n;s<l;s+=t)e[0]=r[s],e[1]=r[s+1],e[2]=r[s+2],e[3]=r[s+3],o(e,e,a),r[s]=e[0],r[s+1]=e[1],r[s+2]=e[2],r[s+3]=e[3];return r}}();function Ue(){return[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}function Pe(e,r){var t=Zi([],r,e);return Gi(t,t,1/t[3]),t}function ft(e,r,t){return e<r?r:e>t?t:e}function of(e){return Math.log(e)*Math.LOG2E}var sr=Math.log2||of;function Vi(e,r){var t=r[0],n=r[1],i=r[2],o=r[3],a=r[4],s=r[5],l=r[6],c=r[7],f=r[8],u=r[9],p=r[10],v=r[11],d=r[12],m=r[13],y=r[14],x=r[15],S=t*s-n*a,h=t*l-i*a,P=t*c-o*a,_=n*l-i*s,M=n*c-o*s,C=i*c-o*l,b=f*m-u*d,O=f*y-p*d,I=f*x-v*d,A=u*y-p*m,L=u*x-v*m,T=p*x-v*y,w=S*T-h*L+P*A+_*I-M*O+C*b;return w?(w=1/w,e[0]=(s*T-l*L+c*A)*w,e[1]=(i*L-n*T-o*A)*w,e[2]=(m*C-y*M+x*_)*w,e[3]=(p*M-u*C-v*_)*w,e[4]=(l*I-a*T-c*O)*w,e[5]=(t*T-i*I+o*O)*w,e[6]=(y*P-d*C-x*h)*w,e[7]=(f*C-p*P+v*h)*w,e[8]=(a*L-s*I+c*b)*w,e[9]=(n*I-t*L-o*b)*w,e[10]=(d*M-m*P+x*S)*w,e[11]=(u*P-f*M-v*S)*w,e[12]=(s*O-a*A-l*b)*w,e[13]=(t*A-n*O+i*b)*w,e[14]=(m*h-d*_-y*S)*w,e[15]=(f*_-u*h+p*S)*w,e):null}function lr(e,r,t){var n=r[0],i=r[1],o=r[2],a=r[3],s=r[4],l=r[5],c=r[6],f=r[7],u=r[8],p=r[9],v=r[10],d=r[11],m=r[12],y=r[13],x=r[14],S=r[15],h=t[0],P=t[1],_=t[2],M=t[3];return e[0]=h*n+P*s+_*u+M*m,e[1]=h*i+P*l+_*p+M*y,e[2]=h*o+P*c+_*v+M*x,e[3]=h*a+P*f+_*d+M*S,h=t[4],P=t[5],_=t[6],M=t[7],e[4]=h*n+P*s+_*u+M*m,e[5]=h*i+P*l+_*p+M*y,e[6]=h*o+P*c+_*v+M*x,e[7]=h*a+P*f+_*d+M*S,h=t[8],P=t[9],_=t[10],M=t[11],e[8]=h*n+P*s+_*u+M*m,e[9]=h*i+P*l+_*p+M*y,e[10]=h*o+P*c+_*v+M*x,e[11]=h*a+P*f+_*d+M*S,h=t[12],P=t[13],_=t[14],M=t[15],e[12]=h*n+P*s+_*u+M*m,e[13]=h*i+P*l+_*p+M*y,e[14]=h*o+P*c+_*v+M*x,e[15]=h*a+P*f+_*d+M*S,e}function ut(e,r,t){var n=t[0],i=t[1],o=t[2],a,s,l,c,f,u,p,v,d,m,y,x;return r===e?(e[12]=r[0]*n+r[4]*i+r[8]*o+r[12],e[13]=r[1]*n+r[5]*i+r[9]*o+r[13],e[14]=r[2]*n+r[6]*i+r[10]*o+r[14],e[15]=r[3]*n+r[7]*i+r[11]*o+r[15]):(a=r[0],s=r[1],l=r[2],c=r[3],f=r[4],u=r[5],p=r[6],v=r[7],d=r[8],m=r[9],y=r[10],x=r[11],e[0]=a,e[1]=s,e[2]=l,e[3]=c,e[4]=f,e[5]=u,e[6]=p,e[7]=v,e[8]=d,e[9]=m,e[10]=y,e[11]=x,e[12]=a*n+f*i+d*o+r[12],e[13]=s*n+u*i+m*o+r[13],e[14]=l*n+p*i+y*o+r[14],e[15]=c*n+v*i+x*o+r[15]),e}function cr(e,r,t){var n=t[0],i=t[1],o=t[2];return e[0]=r[0]*n,e[1]=r[1]*n,e[2]=r[2]*n,e[3]=r[3]*n,e[4]=r[4]*i,e[5]=r[5]*i,e[6]=r[6]*i,e[7]=r[7]*i,e[8]=r[8]*o,e[9]=r[9]*o,e[10]=r[10]*o,e[11]=r[11]*o,e[12]=r[12],e[13]=r[13],e[14]=r[14],e[15]=r[15],e}function Hi(e,r,t){var n=Math.sin(t),i=Math.cos(t),o=r[4],a=r[5],s=r[6],l=r[7],c=r[8],f=r[9],u=r[10],p=r[11];return r!==e&&(e[0]=r[0],e[1]=r[1],e[2]=r[2],e[3]=r[3],e[12]=r[12],e[13]=r[13],e[14]=r[14],e[15]=r[15]),e[4]=o*i+c*n,e[5]=a*i+f*n,e[6]=s*i+u*n,e[7]=l*i+p*n,e[8]=c*i-o*n,e[9]=f*i-a*n,e[10]=u*i-s*n,e[11]=p*i-l*n,e}function $i(e,r,t){var n=Math.sin(t),i=Math.cos(t),o=r[0],a=r[1],s=r[2],l=r[3],c=r[4],f=r[5],u=r[6],p=r[7];return r!==e&&(e[8]=r[8],e[9]=r[9],e[10]=r[10],e[11]=r[11],e[12]=r[12],e[13]=r[13],e[14]=r[14],e[15]=r[15]),e[0]=o*i+c*n,e[1]=a*i+f*n,e[2]=s*i+u*n,e[3]=l*i+p*n,e[4]=c*i-o*n,e[5]=f*i-a*n,e[6]=u*i-s*n,e[7]=p*i-l*n,e}function af(e,r,t,n,i){var o=1/Math.tan(r/2),a;return e[0]=o/t,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=o,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=-1,e[12]=0,e[13]=0,e[15]=0,i!=null&&i!==1/0?(a=1/(n-i),e[10]=(i+n)*a,e[14]=2*i*n*a):(e[10]=-1,e[14]=-2*n),e}var Yi=af;function Mn(e,r){var t=e[0],n=e[1],i=e[2],o=e[3],a=e[4],s=e[5],l=e[6],c=e[7],f=e[8],u=e[9],p=e[10],v=e[11],d=e[12],m=e[13],y=e[14],x=e[15],S=r[0],h=r[1],P=r[2],_=r[3],M=r[4],C=r[5],b=r[6],O=r[7],I=r[8],A=r[9],L=r[10],T=r[11],w=r[12],R=r[13],Z=r[14],k=r[15];return Math.abs(t-S)<=H*Math.max(1,Math.abs(t),Math.abs(S))&&Math.abs(n-h)<=H*Math.max(1,Math.abs(n),Math.abs(h))&&Math.abs(i-P)<=H*Math.max(1,Math.abs(i),Math.abs(P))&&Math.abs(o-_)<=H*Math.max(1,Math.abs(o),Math.abs(_))&&Math.abs(a-M)<=H*Math.max(1,Math.abs(a),Math.abs(M))&&Math.abs(s-C)<=H*Math.max(1,Math.abs(s),Math.abs(C))&&Math.abs(l-b)<=H*Math.max(1,Math.abs(l),Math.abs(b))&&Math.abs(c-O)<=H*Math.max(1,Math.abs(c),Math.abs(O))&&Math.abs(f-I)<=H*Math.max(1,Math.abs(f),Math.abs(I))&&Math.abs(u-A)<=H*Math.max(1,Math.abs(u),Math.abs(A))&&Math.abs(p-L)<=H*Math.max(1,Math.abs(p),Math.abs(L))&&Math.abs(v-T)<=H*Math.max(1,Math.abs(v),Math.abs(T))&&Math.abs(d-w)<=H*Math.max(1,Math.abs(d),Math.abs(w))&&Math.abs(m-R)<=H*Math.max(1,Math.abs(m),Math.abs(R))&&Math.abs(y-Z)<=H*Math.max(1,Math.abs(y),Math.abs(Z))&&Math.abs(x-k)<=H*Math.max(1,Math.abs(x),Math.abs(k))}function sf(){var e=new le(2);return le!=Float32Array&&(e[0]=0,e[1]=0),e}function Cn(e,r,t){return e[0]=r[0]+t[0],e[1]=r[1]+t[1],e}function Xi(e,r){return e[0]=-r[0],e[1]=-r[1],e}function fr(e,r,t,n){var i=r[0],o=r[1];return e[0]=i+n*(t[0]-i),e[1]=o+n*(t[1]-o),e}var Av=function(){var e=sf();return function(r,t,n,i,o,a){var s,l;for(t||(t=2),n||(n=0),i?l=Math.min(i*t+n,r.length):l=r.length,s=n;s<l;s+=t)e[0]=r[s],e[1]=r[s+1],o(e,e,a),r[s]=e[0],r[s+1]=e[1];return r}}();function lf(){var e=new le(3);return le!=Float32Array&&(e[0]=0,e[1]=0,e[2]=0),e}function qi(e,r,t){return e[0]=r[0]+t[0],e[1]=r[1]+t[1],e[2]=r[2]+t[2],e}function cf(e,r,t){return e[0]=r[0]*t[0],e[1]=r[1]*t[1],e[2]=r[2]*t[2],e}function Ji(e,r){return e[0]=-r[0],e[1]=-r[1],e[2]=-r[2],e}var Qi=cf;var Iv=function(){var e=lf();return function(r,t,n,i,o,a){var s,l;for(t||(t=3),n||(n=0),i?l=Math.min(i*t+n,r.length):l=r.length,s=n;s<l;s+=t)e[0]=r[s],e[1]=r[s+1],e[2]=r[s+2],o(e,e,a),r[s]=e[0],r[s+1]=e[1],r[s+2]=e[2];return r}}();function re(e,r){if(!e)throw new Error(r||"@math.gl/web-mercator: assertion failed.")}var ne=Math.PI,ro=ne/4,ce=ne/180,wn=180/ne,pt=512,to=4003e4,Ge=85.051129,On=1.5;function ur(e){return Math.pow(2,e)}function Q(e){var r=K(e,2),t=r[0],n=r[1];re(Number.isFinite(t)),re(Number.isFinite(n)&&n>=-90&&n<=90,"invalid latitude");var i=t*ce,o=n*ce,a=pt*(i+ne)/(2*ne),s=pt*(ne+Math.log(Math.tan(ro+o*.5)))/(2*ne);return[a,s]}function ie(e){var r=K(e,2),t=r[0],n=r[1],i=t/pt*(2*ne)-ne,o=2*(Math.atan(Math.exp(n/pt*(2*ne)-ne))-ro);return[i*wn,o*wn]}function Ln(e){var r=e.latitude,t=e.longitude,n=e.highPrecision,i=n===void 0?!1:n;re(Number.isFinite(r)&&Number.isFinite(t));var o=pt,a=Math.cos(r*ce),s=o/360,l=s/a,c=o/to/a,f={unitsPerMeter:[c,c,c],metersPerUnit:[1/c,1/c,1/c],unitsPerDegree:[s,l,c],degreesPerUnit:[1/s,1/l,1/c]};if(i){var u=ce*Math.tan(r*ce)/a,p=s*u/2,v=o/to*u,d=v/l*c;f.unitsPerDegree2=[0,p,v],f.unitsPerMeter2=[d,0,d]}return f}function An(e){var r=e.height,t=e.pitch,n=e.bearing,i=e.altitude,o=e.scale,a=e.center,s=Ue();ut(s,s,[0,0,-i]),Hi(s,s,-t*ce),$i(s,s,n*ce);var l=o/r;return cr(s,s,[l,l,l]),a&&ut(s,s,Ji([],a)),s}function no(e){var r=e.width,t=e.height,n=e.altitude,i=e.pitch,o=i===void 0?0:i,a=e.offset,s=e.center,l=e.scale,c=e.nearZMultiplier,f=c===void 0?1:c,u=e.farZMultiplier,p=u===void 0?1:u,v=e.fovy,d=v===void 0?Be(On):v;n!==void 0&&(d=Be(n));var m=d*ce,y=o*ce,x=pr(d),S=x;s&&(S+=s[2]*l/Math.cos(y)/t);var h=m*(.5+(a?a[1]:0)/t),P=Math.sin(h)*S/Math.sin(ft(Math.PI/2-y-h,.01,Math.PI-.01)),_=Math.sin(y)*P+S,M=S*10,C=Math.min(_*p,M);return{fov:m,aspect:r/t,focalDistance:x,near:f,far:C}}function In(e){var r=no(e),t=r.fov,n=r.aspect,i=r.near,o=r.far,a=Yi([],t,n,i,o);return a}function Be(e){return 2*Math.atan(.5/e)*wn}function pr(e){return .5/Math.tan(.5*e*ce)}function Tn(e,r){var t=K(e,3),n=t[0],i=t[1],o=t[2],a=o===void 0?0:o;return re(Number.isFinite(n)&&Number.isFinite(i)&&Number.isFinite(a)),Pe(r,[n,i,a,1])}function vr(e,r){var t=arguments.length>2&&arguments[2]!==void 0?arguments[2]:0,n=K(e,3),i=n[0],o=n[1],a=n[2];if(re(Number.isFinite(i)&&Number.isFinite(o),"invalid pixel coordinate"),Number.isFinite(a)){var s=Pe(r,[i,o,a,1]);return s}var l=Pe(r,[i,o,0,1]),c=Pe(r,[i,o,1,1]),f=l[2],u=c[2],p=f===u?0:((t||0)-f)/(u-f);return fr([],l,c,p)}function dr(e){var r=e.width,t=e.height,n=e.bounds,i=e.minExtent,o=i===void 0?0:i,a=e.maxZoom,s=a===void 0?24:a,l=e.offset,c=l===void 0?[0,0]:l,f=K(n,2),u=K(f[0],2),p=u[0],v=u[1],d=K(f[1],2),m=d[0],y=d[1],x=ff(e.padding),S=Q([p,ft(y,-Ge,Ge)]),h=Q([m,ft(v,-Ge,Ge)]),P=[Math.max(Math.abs(h[0]-S[0]),o),Math.max(Math.abs(h[1]-S[1]),o)],_=[r-x.left-x.right-Math.abs(c[0])*2,t-x.top-x.bottom-Math.abs(c[1])*2];re(_[0]>0&&_[1]>0);var M=_[0]/P[0],C=_[1]/P[1],b=(x.right-x.left)/2/M,O=(x.bottom-x.top)/2/C,I=[(h[0]+S[0])/2+b,(h[1]+S[1])/2+O],A=ie(I),L=Math.min(s,sr(Math.abs(Math.min(M,C))));return re(Number.isFinite(L)),{longitude:A[0],latitude:A[1],zoom:L}}function ff(){var e=arguments.length>0&&arguments[0]!==void 0?arguments[0]:0;return typeof e=="number"?{top:e,bottom:e,left:e,right:e}:(re(Number.isFinite(e.top)&&Number.isFinite(e.bottom)&&Number.isFinite(e.left)&&Number.isFinite(e.right)),e)}var io=Math.PI/180;function gr(e){var r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:0,t=e.width,n=e.height,i=e.unproject,o={targetZ:r},a=i([0,n],o),s=i([t,n],o),l,c,f=e.fovy?.5*e.fovy*io:Math.atan(.5/e.altitude),u=(90-e.pitch)*io;return f>u-.01?(l=oo(e,0,r),c=oo(e,t,r)):(l=i([0,0],o),c=i([t,0],o)),[a,s,c,l]}function oo(e,r,t){var n=e.pixelUnprojectionMatrix,i=Pe(n,[r,0,1,1]),o=Pe(n,[r,e.height,1,1]),a=t*e.distanceScales.unitsPerMeter[2],s=(a-i[2])/(o[2]-i[2]),l=fr([],i,o,s),c=ie(l);return c.push(t),c}var ao=function(){function e(){var r=this,t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:{width:1,height:1};_n(this,e),F(this,"latitude",void 0),F(this,"longitude",void 0),F(this,"zoom",void 0),F(this,"pitch",void 0),F(this,"bearing",void 0),F(this,"altitude",void 0),F(this,"fovy",void 0),F(this,"meterOffset",void 0),F(this,"center",void 0),F(this,"width",void 0),F(this,"height",void 0),F(this,"scale",void 0),F(this,"distanceScales",void 0),F(this,"viewMatrix",void 0),F(this,"projectionMatrix",void 0),F(this,"viewProjectionMatrix",void 0),F(this,"pixelProjectionMatrix",void 0),F(this,"pixelUnprojectionMatrix",void 0),F(this,"equals",function(L){return L instanceof e?L.width===r.width&&L.height===r.height&&Mn(L.projectionMatrix,r.projectionMatrix)&&Mn(L.viewMatrix,r.viewMatrix):!1}),F(this,"project",function(L){var T=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},w=T.topLeft,R=w===void 0?!0:w,Z=r.projectPosition(L),k=Tn(Z,r.pixelProjectionMatrix),E=K(k,2),z=E[0],ve=E[1],de=R?ve:r.height-ve;return L.length===2?[z,de]:[z,de,k[2]]}),F(this,"unproject",function(L){var T=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},w=T.topLeft,R=w===void 0?!0:w,Z=T.targetZ,k=Z===void 0?void 0:Z,E=K(L,3),z=E[0],ve=E[1],de=E[2],Kt=R?ve:r.height-ve,on=k&&k*r.distanceScales.unitsPerMeter[2],fi=vr([z,Kt,de],r.pixelUnprojectionMatrix,on),an=r.unprojectPosition(fi),sn=K(an,3),ln=sn[0],cn=sn[1],Oc=sn[2];return Number.isFinite(de)?[ln,cn,Oc]:Number.isFinite(k)?[ln,cn,k]:[ln,cn]}),F(this,"projectPosition",function(L){var T=Q(L),w=K(T,2),R=w[0],Z=w[1],k=(L[2]||0)*r.distanceScales.unitsPerMeter[2];return[R,Z,k]}),F(this,"unprojectPosition",function(L){var T=ie(L),w=K(T,2),R=w[0],Z=w[1],k=(L[2]||0)*r.distanceScales.metersPerUnit[2];return[R,Z,k]});var n=t.width,i=t.height,o=t.altitude,a=o===void 0?null:o,s=t.fovy,l=s===void 0?null:s,c=t.latitude,f=c===void 0?0:c,u=t.longitude,p=u===void 0?0:u,v=t.zoom,d=v===void 0?0:v,m=t.pitch,y=m===void 0?0:m,x=t.bearing,S=x===void 0?0:x,h=t.position,P=h===void 0?null:h,_=t.nearZMultiplier,M=_===void 0?.02:_,C=t.farZMultiplier,b=C===void 0?1.01:C;n=n||1,i=i||1,l===null&&a===null?(a=On,l=Be(a)):l===null?l=Be(a):a===null&&(a=pr(l));var O=ur(d);a=Math.max(.75,a);var I=Ln({longitude:p,latitude:f}),A=Q([p,f]);A.push(0),P&&qi(A,A,Qi([],P,I.unitsPerMeter)),this.projectionMatrix=In({width:n,height:i,scale:O,center:A,pitch:y,fovy:l,nearZMultiplier:M,farZMultiplier:b}),this.viewMatrix=An({height:i,scale:O,center:A,pitch:y,bearing:S,altitude:a}),this.width=n,this.height=i,this.scale=O,this.latitude=f,this.longitude=p,this.zoom=d,this.pitch=y,this.bearing=S,this.altitude=a,this.fovy=l,this.center=A,this.meterOffset=P||[0,0,0],this.distanceScales=I,this._initMatrices(),Object.freeze(this)}return Sn(e,[{key:"_initMatrices",value:function(){var t=this.width,n=this.height,i=this.projectionMatrix,o=this.viewMatrix,a=Ue();lr(a,a,i),lr(a,a,o),this.viewProjectionMatrix=a;var s=Ue();cr(s,s,[t/2,-n/2,1]),ut(s,s,[1,-1,0]),lr(s,s,a);var l=Vi(Ue(),s);if(!l)throw new Error("Pixel project matrix not invertible");this.pixelProjectionMatrix=s,this.pixelUnprojectionMatrix=l}},{key:"projectFlat",value:function(t){return Q(t)}},{key:"unprojectFlat",value:function(t){return ie(t)}},{key:"getMapCenterByLngLatPosition",value:function(t){var n=t.lngLat,i=t.pos,o=vr(i,this.pixelUnprojectionMatrix),a=Q(n),s=Cn([],a,Xi([],o)),l=Cn([],this.center,s);return ie(l)}},{key:"fitBounds",value:function(t){var n=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},i=this.width,o=this.height,a=dr(Object.assign({width:i,height:o,bounds:t},n)),s=a.longitude,l=a.latitude,c=a.zoom;return new e({width:i,height:o,longitude:s,latitude:l,zoom:c})}},{key:"getBounds",value:function(t){var n=this.getBoundingRegion(t),i=Math.min.apply(Math,We(n.map(function(l){return l[0]}))),o=Math.max.apply(Math,We(n.map(function(l){return l[0]}))),a=Math.min.apply(Math,We(n.map(function(l){return l[1]}))),s=Math.max.apply(Math,We(n.map(function(l){return l[1]})));return[[i,a],[o,s]]}},{key:"getBoundingRegion",value:function(){var t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:{};return gr(this,t.z||0)}},{key:"getLocationAtPoint",value:function(t){var n=t.lngLat,i=t.pos;return this.getMapCenterByLngLatPosition({lngLat:n,pos:i})}}]),e}();var wd=1/Math.PI*180,Od=1/180*Math.PI,vt={EPSILON:1e-12,debug:!1,precision:4,printTypes:!1,printDegrees:!1,printRowMajor:!0};function Ze(e){return Array.isArray(e)||ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Ve(e,r,t){return Ze(e)?e.map(function(n,i){return Ve(n,r[i],t)}):t*r+(1-t)*e}function He(e,r,t){var n=vt.EPSILON;t&&(vt.EPSILON=t);try{if(e===r)return!0;if(Ze(e)&&Ze(r)){if(e.length!==r.length)return!1;for(var i=0;i<e.length;++i)if(!He(e[i],r[i]))return!1;return!0}return e&&e.equals?e.equals(r):r&&r.equals?r.equals(e):typeof e=="number"&&typeof r=="number"?Math.abs(e-r)<=vt.EPSILON*Math.max(1,Math.abs(e),Math.abs(r)):!1}finally{vt.EPSILON=n}}var pf=new Uint16Array([0,2,1,0,3,2]),vf=new Float32Array([0,1,0,0,1,0,1,1]);function En(e,r){if(!r)return df(e);for(var t=Math.max(Math.abs(e[0][0]-e[3][0]),Math.abs(e[1][0]-e[2][0])),n=Math.max(Math.abs(e[1][1]-e[0][1]),Math.abs(e[2][1]-e[3][1])),i=Math.ceil(t/r)+1,o=Math.ceil(n/r)+1,a=(i-1)*(o-1)*6,s=new Uint32Array(a),l=new Float32Array(i*o*2),c=new Float64Array(i*o*3),f=0,u=0,p=0;p<i;p++)for(var v=p/(i-1),d=0;d<o;d++){var m=d/(o-1),y=gf(e,v,m);c[f*3+0]=y[0],c[f*3+1]=y[1],c[f*3+2]=y[2]||0,l[f*2+0]=v,l[f*2+1]=1-m,p>0&&d>0&&(s[u++]=f-o,s[u++]=f-o-1,s[u++]=f-1,s[u++]=f-o,s[u++]=f-1,s[u++]=f),f++}return{vertexCount:a,positions:c,indices:s,texCoords:l}}function df(e){for(var r=new Float64Array(12),t=0;t<e.length;t++)r[t*3+0]=e[t][0],r[t*3+1]=e[t][1],r[t*3+2]=e[t][2]||0;return{vertexCount:6,positions:r,indices:pf,texCoords:vf}}function gf(e,r,t){return Ve(Ve(e[0],e[1],t),Ve(e[3],e[2],t),r)}var so=`
#define SHADER_NAME bitmap-layer-vertex-shader

attribute vec2 texCoords;
attribute vec3 positions;
attribute vec3 positions64Low;

varying vec2 vTexCoord;
varying vec2 vTexPos;

uniform float coordinateConversion;

const vec3 pickingColor = vec3(1.0, 0.0, 0.0);

void main(void) {
  geometry.worldPosition = positions;
  geometry.uv = texCoords;
  geometry.pickingColor = pickingColor;

  gl_Position = project_position_to_clipspace(positions, positions64Low, vec3(0.0), geometry.position);
  DECKGL_FILTER_GL_POSITION(gl_Position, geometry);

  vTexCoord = texCoords;

  if (coordinateConversion < -0.5) {
    vTexPos = geometry.position.xy + project_uCommonOrigin.xy;
  } else if (coordinateConversion > 0.5) {
    vTexPos = geometry.worldPosition.xy;
  }

  vec4 color = vec4(0.0);
  DECKGL_FILTER_COLOR(color, geometry);
}
`;var hf=`
vec3 packUVsIntoRGB(vec2 uv) {
  // Extract the top 8 bits. We want values to be truncated down so we can add a fraction
  vec2 uv8bit = floor(uv * 256.);

  // Calculate the normalized remainders of u and v parts that do not fit into 8 bits
  // Scale and clamp to 0-1 range
  vec2 uvFraction = fract(uv * 256.);
  vec2 uvFraction4bit = floor(uvFraction * 16.);

  // Remainder can be encoded in blue channel, encode as 4 bits for pixel coordinates
  float fractions = uvFraction4bit.x + uvFraction4bit.y * 16.;

  return vec3(uv8bit, fractions) / 255.;
}
`,lo=`
#define SHADER_NAME bitmap-layer-fragment-shader

#ifdef GL_ES
precision highp float;
#endif

uniform sampler2D bitmapTexture;

varying vec2 vTexCoord;
varying vec2 vTexPos;

uniform float desaturate;
uniform vec4 transparentColor;
uniform vec3 tintColor;
uniform float opacity;

uniform float coordinateConversion;
uniform vec4 bounds;

/* projection utils */
const float TILE_SIZE = 512.0;
const float PI = 3.1415926536;
const float WORLD_SCALE = TILE_SIZE / PI / 2.0;

// from degrees to Web Mercator
vec2 lnglat_to_mercator(vec2 lnglat) {
  float x = lnglat.x;
  float y = clamp(lnglat.y, -89.9, 89.9);
  return vec2(
    radians(x) + PI,
    PI + log(tan(PI * 0.25 + radians(y) * 0.5))
  ) * WORLD_SCALE;
}

// from Web Mercator to degrees
vec2 mercator_to_lnglat(vec2 xy) {
  xy /= WORLD_SCALE;
  return degrees(vec2(
    xy.x - PI,
    atan(exp(xy.y - PI)) * 2.0 - PI * 0.5
  ));
}
/* End projection utils */

// apply desaturation
vec3 color_desaturate(vec3 color) {
  float luminance = (color.r + color.g + color.b) * 0.333333333;
  return mix(color, vec3(luminance), desaturate);
}

// apply tint
vec3 color_tint(vec3 color) {
  return color * tintColor;
}

// blend with background color
vec4 apply_opacity(vec3 color, float alpha) {
  if (transparentColor.a == 0.0) {
    return vec4(color, alpha);
  }
  float blendedAlpha = alpha + transparentColor.a * (1.0 - alpha);
  float highLightRatio = alpha / blendedAlpha;
  vec3 blendedRGB = mix(transparentColor.rgb, color, highLightRatio);
  return vec4(blendedRGB, blendedAlpha);
}

vec2 getUV(vec2 pos) {
  return vec2(
    (pos.x - bounds[0]) / (bounds[2] - bounds[0]),
    (pos.y - bounds[3]) / (bounds[1] - bounds[3])
  );
}

`.concat(hf,`

void main(void) {
  vec2 uv = vTexCoord;
  if (coordinateConversion < -0.5) {
    vec2 lnglat = mercator_to_lnglat(vTexPos);
    uv = getUV(lnglat);
  } else if (coordinateConversion > 0.5) {
    vec2 commonPos = lnglat_to_mercator(vTexPos);
    uv = getUV(commonPos);
  }
  vec4 bitmapColor = texture2D(bitmapTexture, uv);

  gl_FragColor = apply_opacity(color_tint(color_desaturate(bitmapColor.rgb)), bitmapColor.a * opacity);

  geometry.uv = uv;
  DECKGL_FILTER_COLOR(gl_FragColor, geometry);

  if (picking_uActive && !picking_uAttribute) {
    // Since instance information is not used, we can use picking color for pixel index
    gl_FragColor.rgb = packUVsIntoRGB(uv);
  }
}
`);function co(e,r){var t=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);r&&(n=n.filter(function(i){return Object.getOwnPropertyDescriptor(e,i).enumerable})),t.push.apply(t,n)}return t}function dt(e){for(var r=1;r<arguments.length;r++){var t=arguments[r]!=null?arguments[r]:{};r%2?co(Object(t),!0).forEach(function(n){(0,ht.default)(e,n,t[n])}):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):co(Object(t)).forEach(function(n){Object.defineProperty(e,n,Object.getOwnPropertyDescriptor(t,n))})}return e}function mf(e){var r=yf();return function(){var n=(0,gt.default)(e),i;if(r){var o=(0,gt.default)(this).constructor;i=Reflect.construct(n,arguments,o)}else i=n.apply(this,arguments);return(0,mo.default)(this,i)}}function yf(){if(typeof Reflect>"u"||!Reflect.construct||Reflect.construct.sham)return!1;if(typeof Proxy=="function")return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch{return!1}}var xf={image:{type:"image",value:null,async:!0},bounds:{type:"array",value:[1,0,0,1],compare:!0},_imageCoordinateSystem:oe.COORDINATE_SYSTEM.DEFAULT,desaturate:{type:"number",min:0,max:1,value:0},transparentColor:{type:"color",value:[0,0,0,0]},tintColor:{type:"color",value:[255,255,255]},textureParameters:{type:"object",ignore:!0}},mr=function(e){(0,ho.default)(t,e);var r=mf(t);function t(){var n;(0,po.default)(this,t);for(var i=arguments.length,o=new Array(i),a=0;a<i;a++)o[a]=arguments[a];return n=r.call.apply(r,[this].concat(o)),(0,ht.default)((0,go.default)(n),"state",void 0),n}return(0,vo.default)(t,[{key:"getShaders",value:function(){return(0,Rn.default)((0,gt.default)(t.prototype),"getShaders",this).call(this,{vs:so,fs:lo,modules:[oe.project32,oe.picking]})}},{key:"initializeState",value:function(){var i=this,o=this.getAttributeManager();o.remove(["instancePickingColors"]);var a=!0;o.add({indices:{size:1,isIndexed:!0,update:function(l){return l.value=i.state.mesh.indices},noAlloc:a},positions:{size:3,type:5130,fp64:this.use64bitPositions(),update:function(l){return l.value=i.state.mesh.positions},noAlloc:a},texCoords:{size:2,update:function(l){return l.value=i.state.mesh.texCoords},noAlloc:a}})}},{key:"updateState",value:function(i){var o=i.props,a=i.oldProps,s=i.changeFlags,l=this.getAttributeManager();if(s.extensionsChanged){var c,f=this.context.gl;(c=this.state.model)===null||c===void 0||c.delete(),this.state.model=this._getModel(f),l.invalidateAll()}if(o.bounds!==a.bounds){var u=this.state.mesh,p=this._createMesh();this.state.model.setVertexCount(p.vertexCount);for(var v in p)u&&u[v]!==p[v]&&l.invalidate(v);this.setState(dt({mesh:p},this._getCoordinateUniforms()))}else o._imageCoordinateSystem!==a._imageCoordinateSystem&&this.setState(this._getCoordinateUniforms())}},{key:"getPickingInfo",value:function(i){var o=this.props.image,a=i.info;if(!a.color||!o)return a.bitmap=null,a;var s=o,l=s.width,c=s.height;a.index=0;var f=Pf(a.color),u=[Math.floor(f[0]*l),Math.floor(f[1]*c)];return a.bitmap={size:{width:l,height:c},uv:f,pixel:u},a}},{key:"disablePickingIndex",value:function(){this.setState({disablePicking:!0})}},{key:"restorePickingColors",value:function(){this.setState({disablePicking:!1})}},{key:"_updateAutoHighlight",value:function(i){(0,Rn.default)((0,gt.default)(t.prototype),"_updateAutoHighlight",this).call(this,dt(dt({},i),{},{color:this.encodePickingColor(0)}))}},{key:"_createMesh",value:function(){var i=this.props.bounds,o=i;return fo(i)&&(o=[[i[0],i[1]],[i[0],i[3]],[i[2],i[3]],[i[2],i[1]]]),En(o,this.context.viewport.resolution)}},{key:"_getModel",value:function(i){return i?new hr.Model(i,dt(dt({},this.getShaders()),{},{id:this.props.id,geometry:new hr.Geometry({drawMode:4,vertexCount:6}),isInstanced:!1})):null}},{key:"draw",value:function(i){var o=i.uniforms,a=i.moduleParameters,s=this.state,l=s.model,c=s.coordinateConversion,f=s.bounds,u=s.disablePicking,p=this.props,v=p.image,d=p.desaturate,m=p.transparentColor,y=p.tintColor;a.pickingActive&&u||v&&l&&l.setUniforms(o).setUniforms({bitmapTexture:v,desaturate:d,transparentColor:m.map(function(x){return x/255}),tintColor:y.slice(0,3).map(function(x){return x/255}),coordinateConversion:c,bounds:f}).draw()}},{key:"_getCoordinateUniforms",value:function(){var i=oe.COORDINATE_SYSTEM.LNGLAT,o=oe.COORDINATE_SYSTEM.CARTESIAN,a=oe.COORDINATE_SYSTEM.DEFAULT,s=this.props._imageCoordinateSystem;if(s!==a){var l=this.props.bounds;if(!fo(l))throw new Error("_imageCoordinateSystem only supports rectangular bounds");var c=this.context.viewport.resolution?i:o;if(s=s===i?i:o,s===i&&c===o)return{coordinateConversion:-1,bounds:l};if(s===o&&c===i){var f=Q([l[0],l[1]]),u=Q([l[2],l[3]]);return{coordinateConversion:1,bounds:[f[0],f[1],u[0],u[1]]}}}return{coordinateConversion:0,bounds:[0,0,0,0]}}}]),t}(oe.Layer);(0,ht.default)(mr,"layerName","BitmapLayer");(0,ht.default)(mr,"defaultProps",xf);function Pf(e){var r=(0,uo.default)(e,3),t=r[0],n=r[1],i=r[2],o=(i&240)/256,a=(i&15)/16