function a0_0x5942(){var _0x12f5c9=['key','_bilinearInterpolation','getWind','ymax','currentParticlesSpeed','windData','ZERO','log','preExecute','age','requestAnimationFrame','randomizeParticles','UNSIGNED_BYTE','0px','_drawLines','globe','mode','atan2','height','drawingBufferHeight','random','randomParticle','WindLayer','sham','fillRect','ellipsoid','PI_OVER_TWO','enumerable','getSpeed','BaseLayer','amd','nextTrails','PI_OVER_THREE','addEventListener','sqrt','forEach','geometry','ComponentDatatype','//\x20the\x20size\x20of\x20UV\x20textures:\x20width\x20=\x20lon,\x20height\x20=\x20lat*lev\x0auniform\x20sampler2D\x20U;\x20//\x20eastward\x20wind\x20\x0auniform\x20sampler2D\x20V;\x20//\x20northward\x20wind\x0a\x0auniform\x20sampler2D\x20currentParticlesPosition;\x20//\x20(lon,\x20lat,\x20lev)\x0a\x0auniform\x20vec3\x20dimension;\x20//\x20(lon,\x20lat,\x20lev)\x0auniform\x20vec3\x20minimum;\x20//\x20minimum\x20of\x20each\x20dimension\x0auniform\x20vec3\x20maximum;\x20//\x20maximum\x20of\x20each\x20dimension\x0auniform\x20vec3\x20interval;\x20//\x20interval\x20of\x20each\x20dimension\x0a\x0avarying\x20vec2\x20v_textureCoordinates;\x0a\x0avec2\x20mapPositionToNormalizedIndex2D(vec3\x20lonLatLev)\x20{\x0a\x20\x20\x20\x20//\x20ensure\x20the\x20range\x20of\x20longitude\x20and\x20latitude\x0a\x20\x20\x20\x20lonLatLev.x\x20=\x20mod(lonLatLev.x,\x20360.0);\x0a\x20\x20\x20\x20lonLatLev.y\x20=\x20clamp(lonLatLev.y,\x20-90.0,\x2090.0);\x0a\x0a\x20\x20\x20\x20vec3\x20index3D\x20=\x20vec3(0.0);\x0a\x20\x20\x20\x20index3D.x\x20=\x20(lonLatLev.x\x20-\x20minimum.x)\x20/\x20interval.x;\x0a\x20\x20\x20\x20index3D.y\x20=\x20(lonLatLev.y\x20-\x20minimum.y)\x20/\x20interval.y;\x0a\x20\x20\x20\x20index3D.z\x20=\x20(lonLatLev.z\x20-\x20minimum.z)\x20/\x20interval.z;\x0a\x0a\x20\x20\x20\x20//\x20the\x20st\x20texture\x20coordinate\x20corresponding\x20to\x20(col,\x20row)\x20index\x0a\x20\x20\x20\x20//\x20example\x0a\x20\x20\x20\x20//\x20data\x20array\x20is\x20[0,\x201,\x202,\x203,\x204,\x205],\x20width\x20=\x203,\x20height\x20=\x202\x0a\x20\x20\x20\x20//\x20the\x20content\x20of\x20texture\x20will\x20be\x0a\x20\x20\x20\x20//\x20t\x201.0\x0a\x20\x20\x20\x20//\x20\x20\x20\x20|\x20\x203\x204\x205\x0a\x20\x20\x20\x20//\x20\x20\x20\x20|\x0a\x20\x20\x20\x20//\x20\x20\x20\x20|\x20\x200\x201\x202\x0a\x20\x20\x20\x20//\x20\x20\x200.0------1.0\x20s\x0a\x0a\x20\x20\x20\x20vec2\x20index2D\x20=\x20vec2(index3D.x,\x20index3D.z\x20*\x20dimension.y\x20+\x20index3D.y);\x0a\x20\x20\x20\x20vec2\x20normalizedIndex2D\x20=\x20vec2(index2D.x\x20/\x20dimension.x,\x20index2D.y\x20/\x20(dimension.y\x20*\x20dimension.z));\x0a\x20\x20\x20\x20return\x20normalizedIndex2D;\x0a}\x0a\x0afloat\x20getWind(sampler2D\x20windTexture,\x20vec3\x20lonLatLev)\x20{\x0a\x20\x20\x20\x20vec2\x20normalizedIndex2D\x20=\x20mapPositionToNormalizedIndex2D(lonLatLev);\x0a\x20\x20\x20\x20float\x20result\x20=\x20texture2D(windTexture,\x20normalizedIndex2D).r;\x0a\x20\x20\x20\x20return\x20result;\x0a}\x0a\x0aconst\x20mat4\x20kernelMatrix\x20=\x20mat4(\x0a\x20\x20\x20\x200.0,\x20-1.0,\x202.0,\x20-1.0,\x20//\x20first\x20column\x0a\x20\x20\x20\x202.0,\x200.0,\x20-5.0,\x203.0,\x20//\x20second\x20column\x0a\x20\x20\x20\x200.0,\x201.0,\x204.0,\x20-3.0,\x20//\x20third\x20column\x0a\x20\x20\x20\x200.0,\x200.0,\x20-1.0,\x201.0\x20//\x20fourth\x20column\x0a);\x0afloat\x20oneDimensionInterpolation(float\x20t,\x20float\x20p0,\x20float\x20p1,\x20float\x20p2,\x20float\x20p3)\x20{\x0a\x20\x20\x20\x20vec4\x20tVec4\x20=\x20vec4(1.0,\x20t,\x20t\x20*\x20t,\x20t\x20*\x20t\x20*\x20t);\x0a\x20\x20\x20\x20tVec4\x20=\x20tVec4\x20/\x202.0;\x0a\x20\x20\x20\x20vec4\x20pVec4\x20=\x20vec4(p0,\x20p1,\x20p2,\x20p3);\x0a\x20\x20\x20\x20return\x20dot((tVec4\x20*\x20kernelMatrix),\x20pVec4);\x0a}\x0a\x0afloat\x20calculateB(sampler2D\x20windTexture,\x20float\x20t,\x20float\x20lon,\x20float\x20lat,\x20float\x20lev)\x20{\x0a\x20\x20\x20\x20float\x20lon0\x20=\x20floor(lon)\x20-\x201.0\x20*\x20interval.x;\x0a\x20\x20\x20\x20float\x20lon1\x20=\x20floor(lon);\x0a\x20\x20\x20\x20float\x20lon2\x20=\x20floor(lon)\x20+\x201.0\x20*\x20interval.x;\x0a\x20\x20\x20\x20float\x20lon3\x20=\x20floor(lon)\x20+\x202.0\x20*\x20interval.x;\x0a\x0a\x20\x20\x20\x20float\x20p0\x20=\x20getWind(windTexture,\x20vec3(lon0,\x20lat,\x20lev));\x0a\x20\x20\x20\x20float\x20p1\x20=\x20getWind(windTexture,\x20vec3(lon1,\x20lat,\x20lev));\x0a\x20\x20\x20\x20float\x20p2\x20=\x20getWind(windTexture,\x20vec3(lon2,\x20lat,\x20lev));\x0a\x20\x20\x20\x20float\x20p3\x20=\x20getWind(windTexture,\x20vec3(lon3,\x20lat,\x20lev));\x0a\x0a\x20\x20\x20\x20return\x20oneDimensionInterpolation(t,\x20p0,\x20p1,\x20p2,\x20p3);\x0a}\x0a\x0afloat\x20interpolateOneTexture(sampler2D\x20windTexture,\x20vec3\x20lonLatLev)\x20{\x0a\x20\x20\x20\x20float\x20lon\x20=\x20lonLatLev.x;\x0a\x20\x20\x20\x20float\x20lat\x20=\x20lonLatLev.y;\x0a\x20\x20\x20\x20float\x20lev\x20=\x20lonLatLev.z;\x0a\x0a\x20\x20\x20\x20float\x20lat0\x20=\x20floor(lat)\x20-\x201.0\x20*\x20interval.y;\x0a\x20\x20\x20\x20float\x20lat1\x20=\x20floor(lat);\x0a\x20\x20\x20\x20float\x20lat2\x20=\x20floor(lat)\x20+\x201.0\x20*\x20interval.y;\x0a\x20\x20\x20\x20float\x20lat3\x20=\x20floor(lat)\x20+\x202.0\x20*\x20interval.y;\x0a\x0a\x20\x20\x20\x20vec2\x20coefficient\x20=\x20lonLatLev.xy\x20-\x20floor(lonLatLev.xy);\x0a\x20\x20\x20\x20float\x20b0\x20=\x20calculateB(windTexture,\x20coefficient.x,\x20lon,\x20lat0,\x20lev);\x0a\x20\x20\x20\x20float\x20b1\x20=\x20calculateB(windTexture,\x20coefficient.x,\x20lon,\x20lat1,\x20lev);\x0a\x20\x20\x20\x20float\x20b2\x20=\x20calculateB(windTexture,\x20coefficient.x,\x20lon,\x20lat2,\x20lev);\x0a\x20\x20\x20\x20float\x20b3\x20=\x20calculateB(windTexture,\x20coefficient.x,\x20lon,\x20lat3,\x20lev);\x0a\x0a\x20\x20\x20\x20return\x20oneDimensionInterpolation(coefficient.y,\x20b0,\x20b1,\x20b2,\x20b3);\x0a}\x0a\x0avec3\x20bicubic(vec3\x20lonLatLev)\x20{\x0a\x20\x20\x20\x20//\x20https://en.wikipedia.org/wiki/Bicubic_interpolation#Bicubic_convolution_algorithm\x0a\x20\x20\x20\x20float\x20u\x20=\x20interpolateOneTexture(U,\x20lonLatLev);\x0a\x20\x20\x20\x20float\x20v\x20=\x20interpolateOneTexture(V,\x20lonLatLev);\x0a\x20\x20\x20\x20float\x20w\x20=\x200.0;\x0a\x20\x20\x20\x20return\x20vec3(u,\x20v,\x20w);\x0a}\x0a\x0avoid\x20main()\x20{\x0a\x20\x20\x20\x20//\x20texture\x20coordinate\x20must\x20be\x20normalized\x0a\x20\x20\x20\x20vec3\x20lonLatLev\x20=\x20texture2D(currentParticlesPosition,\x20v_textureCoordinates).rgb;\x0a\x20\x20\x20\x20vec3\x20windVector\x20=\x20bicubic(lonLatLev);\x0a\x20\x20\x20\x20gl_FragColor\x20=\x20vec4(windVector,\x200.0);\x0a}','pow','NEAREST','canvasResize','Cannot\x20call\x20a\x20class\x20as\x20a\x20function','south','_speedRate','mars3d','Geometry','wgs84ToWindowCoordinates','dropRateBump','all','createRenderingFramebuffers','uniform\x20sampler2D\x20currentParticlesPosition;\x20//\x20(lon,\x20lat,\x20lev)\x0auniform\x20sampler2D\x20currentParticlesSpeed;\x20//\x20(u,\x20v,\x20w,\x20normalization)\x0a\x0avarying\x20vec2\x20v_textureCoordinates;\x0a\x0avec2\x20lengthOfLonLat(vec3\x20lonLatLev)\x20{\x0a\x20\x20\x20\x20//\x20unit\x20conversion:\x20meters\x20->\x20longitude\x20latitude\x20degrees\x0a\x20\x20\x20\x20//\x20see\x20https://en.wikipedia.org/wiki/Geographic_coordinate_system#Length_of_a_degree\x20for\x20detail\x0a\x0a\x20\x20\x20\x20//\x20Calculate\x20the\x20length\x20of\x20a\x20degree\x20of\x20latitude\x20and\x20longitude\x20in\x20meters\x0a\x20\x20\x20\x20float\x20latitude\x20=\x20radians(lonLatLev.y);\x0a\x0a\x20\x20\x20\x20float\x20term1\x20=\x20111132.92;\x0a\x20\x20\x20\x20float\x20term2\x20=\x20559.82\x20*\x20cos(2.0\x20*\x20latitude);\x0a\x20\x20\x20\x20float\x20term3\x20=\x201.175\x20*\x20cos(4.0\x20*\x20latitude);\x0a\x20\x20\x20\x20float\x20term4\x20=\x200.0023\x20*\x20cos(6.0\x20*\x20latitude);\x0a\x20\x20\x20\x20float\x20latLength\x20=\x20term1\x20-\x20term2\x20+\x20term3\x20-\x20term4;\x0a\x0a\x20\x20\x20\x20float\x20term5\x20=\x20111412.84\x20*\x20cos(latitude);\x0a\x20\x20\x20\x20float\x20term6\x20=\x2093.5\x20*\x20cos(3.0\x20*\x20latitude);\x0a\x20\x20\x20\x20float\x20term7\x20=\x200.118\x20*\x20cos(5.0\x20*\x20latitude);\x0a\x20\x20\x20\x20float\x20longLength\x20=\x20term5\x20-\x20term6\x20+\x20term7;\x0a\x0a\x20\x20\x20\x20return\x20vec2(longLength,\x20latLength);\x0a}\x0a\x0avoid\x20updatePosition(vec3\x20lonLatLev,\x20vec3\x20speed)\x20{\x0a\x20\x20\x20\x20vec2\x20lonLatLength\x20=\x20lengthOfLonLat(lonLatLev);\x0a\x20\x20\x20\x20float\x20u\x20=\x20speed.x\x20/\x20lonLatLength.x;\x0a\x20\x20\x20\x20float\x20v\x20=\x20speed.y\x20/\x20lonLatLength.y;\x0a\x20\x20\x20\x20float\x20w\x20=\x200.0;\x0a\x20\x20\x20\x20vec3\x20windVectorInLonLatLev\x20=\x20vec3(u,\x20v,\x20w);\x0a\x0a\x20\x20\x20\x20vec3\x20nextParticle\x20=\x20lonLatLev\x20+\x20windVectorInLonLatLev;\x0a\x0a\x20\x20\x20\x20gl_FragColor\x20=\x20vec4(nextParticle,\x200.0);\x0a}\x0a\x0avoid\x20main()\x20{\x0a\x20\x20\x20\x20//\x20texture\x20coordinate\x20must\x20be\x20normalized\x0a\x20\x20\x20\x20vec3\x20lonLatLev\x20=\x20texture2D(currentParticlesPosition,\x20v_textureCoordinates).rgb;\x0a\x20\x20\x20\x20vec3\x20speed\x20=\x20texture2D(currentParticlesSpeed,\x20v_textureCoordinates).rgb;\x0a\x0a\x20\x20\x20\x20updatePosition(lonLatLev,\x20speed);\x0a}','string','destroyObject','Cartesian3','moveEnd','TRIANGLES','visibility','container','PrimitiveType','bindEvent','call','removeAll','Color','frameTime','305514drPOhD','function','particlesTextureSize','_particlesNumber','Pass','_addedHook','moveTo','preRender','7iUHlQz','setGeometry','fromCache','createRenderingPrimitives','segmentsDepth','cols','DISABLE_LOG_DEPTH_FRAGMENT_WRITE','rows','configurable','update','particles','left','ALWAYS','rawRenderState','_removedHook','Draw','bind','resize','lon','now','maxAge','color','_calcStep','_map','lng','351556lQdCqA','_maxAge','lonRange','getUVByPoint','depthMask','particlesWind','none','ShaderSource','vertexShaderSource','canvasHeight','primitives','handler','createWindTextures','getRandomLatLng','PixelDatatype','cr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_0x6663f7=0x0;_0x6663f7<this[_0x19db57(0x8f)];_0x6663f7++,_0x471d93++)_0xc49343=_0x23e561?this[_0x19db57(0x12a)](_0x4a43bc[_0x46907][_0x6663f7],_0x25722c[_0x46907][_0x6663f7]):this[_0x19db57(0x12a)](_0x4a43bc[_0x471d93],_0x25722c[_0x471d93]),_0x1df7bc[_0x19db57(0xfb)](_0xc49343);this[_0x19db57(0x121)][_0x19db57(0xfb)](_0x1df7bc);}_0x2acef6&&this['grid']['reverse']();}return _0x35b026()(_0x12b12d,[{'key':_0x599d01(0x131),'value':function(_0x17ba16,_0x31a04f){var _0x293201=_0x599d01;return{'x':(_0x17ba16-this[_0x293201(0x157)])/(this[_0x293201(0x171)]-this[_0x293201(0x157)])*(this[_0x293201(0x8f)]-0x1),'y':(this['ymax']-_0x31a04f)/(this[_0x293201(0x1b5)]-this[_0x293201(0x161)])*(this[_0x293201(0x91)]-0x1)};}},{'key':'getUVByXY','value':function(_0xbeb2b7,_0x5bf93a){var _0x339cc4=_0x599d01;if(_0xbeb2b7<0x0||_0xbeb2b7>=this[_0x339cc4(0x8f)]||_0x5bf93a>=this[_0x339cc4(0x91)])return[0x0,0x0,0x0];var 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_0x406c84=_0x1c28ac;this[_0x406c84(0x113)]&&(this[_0x406c84(0x113)]['width']=this[_0x406c84(0x123)],this['canvas'][_0x406c84(0x1c4)]=this[_0x406c84(0xac)]);}},{'key':_0x1c28ac(0x7d),'value':function(){var _0x4fc969=_0x1c28ac,_0x472295=this,_0x26ced9=this,_0x6dac2d=Date[_0x4fc969(0x9d)]();!function _0x5aac5f(){var _0x435f66=_0x4fc969;_0x26ced9[_0x435f66(0x132)]=window[_0x435f66(0x1bc)](_0x5aac5f);var _0xf087d8=Date[_0x435f66(0x9d)](),_0x494a17=_0xf087d8-_0x6dac2d;_0x494a17>_0x26ced9['frameTime']&&(_0x6dac2d=_0xf087d8-_0x494a17%_0x26ced9[_0x435f66(0x81)],_0x26ced9[_0x435f66(0x93)]());}(),window[_0x4fc969(0x1d3)]('resize',this[_0x4fc969(0x9b)][_0x4fc969(0x9a)](this),!0x1),this[_0x4fc969(0xae)]=new _0x2293a1['ScreenSpaceEventHandler'](this['_map'][_0x4fc969(0x184)][_0x4fc969(0x113)]);var _0x54d331=!0x1,_0xcc929=!0x1;this[_0x4fc969(0xae)][_0x4fc969(0x10e)](function(_0x3d2159){var 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_0x48a92c['lng']=_0xe45045['lng'],_0x48a92c[_0x5a53b9(0xf7)]=_0xe45045[_0x5a53b9(0xf7)],_0x48a92c['tlng']=_0x5ce0ed,_0x48a92c[_0x5a53b9(0xed)]=_0x4653a7,_0x48a92c['age']=Math[_0x5a53b9(0x18a)](Math[_0x5a53b9(0x1c6)]()*this[_0x5a53b9(0x9e)]),_0x48a92c;}},{'key':_0x1c28ac(0x12f),'value':function(){var _0x37ea20=_0x1c28ac;this[_0x37ea20(0x94)]=[],delete this[_0x37ea20(0x12c)],delete this['windData'];}}]),_0x264682;}(_0x17e980[_0x2f5fd6(0x155)][_0x2f5fd6(0x1cf)]);function _0x547450(_0x59e2de,_0x3dc91d){var _0x1d6fe7=_0x2f5fd6;return _0x59e2de*Math['cos'](_0x2293a1[_0x1d6fe7(0x150)][_0x1d6fe7(0xef)](_0x3dc91d));}function _0x59c461(_0x14582d,_0x1db7ab){var _0x4774af=_0x2f5fd6;return _0x14582d*Math['sin'](_0x2293a1[_0x4774af(0x150)][_0x4774af(0xef)](_0x1db7ab));}function _0x435bb2(_0x7796e3,_0x54194f){var _0x12c8aa=_0x2f5fd6;return Math[_0x12c8aa(0x1d4)](Math[_0x12c8aa(0x1d9)](_0x7796e3,0x2)+Math[_0x12c8aa(0x1d9)](_0x54194f,0x2));}function _0x1748cc(_0x2fc6ac,_0x5cadec){var 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