build/picogl.min.js

/*!
 * The MIT License (MIT)
 *
 * Copyright (c) 2017 Tarek Sherif
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.PicoGL=e():t.PicoGL=e()}(self,(function(){return(()=>{"use strict";var t={825:(t,e,i)=>{i.d(e,{PicoGL:()=>G});const 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UI]:[s.RED_INTEGER,s.UNSIGNED_BYTE],[s.R8I]:[s.RED_INTEGER,s.BYTE],[s.R16UI]:[s.RED_INTEGER,s.UNSIGNED_SHORT],[s.R16I]:[s.RED_INTEGER,s.SHORT],[s.R32UI]:[s.RED_INTEGER,s.UNSIGNED_INT],[s.R32I]:[s.RED_INTEGER,s.INT],[s.RG8]:[s.RG,s.UNSIGNED_BYTE],[s.RG8_SNORM]:[s.RG,s.BYTE],[s.RG16F]:[s.RG,s.FLOAT],[s.RG32F]:[s.RG,s.FLOAT],[s.RG8UI]:[s.RG_INTEGER,s.UNSIGNED_BYTE],[s.RG8I]:[s.RG_INTEGER,s.BYTE],[s.RG16UI]:[s.RG_INTEGER,s.UNSIGNED_SHORT],[s.RG16I]:[s.RG_INTEGER,s.SHORT],[s.RG32UI]:[s.RG_INTEGER,s.UNSIGNED_INT],[s.RG32I]:[s.RG_INTEGER,s.INT],[s.RGB8]:[s.RGB,s.UNSIGNED_BYTE],[s.SRGB8]:[s.RGB,s.UNSIGNED_BYTE],[s.RGB565]:[s.RGB,s.UNSIGNED_SHORT_5_6_5],[s.RGB8_SNORM]:[s.RGB,s.BYTE],[s.R11F_G11F_B10F]:[s.RGB,s.UNSIGNED_INT_10F_11F_11F_REV],[s.RGB9_E5]:[s.RGB,s.UNSIGNED_INT_5_9_9_9_REV],[s.RGB16F]:[s.RGB,s.FLOAT],[s.RGB32F]:[s.RGB,s.FLOAT],[s.RGB8UI]:[s.RGB_INTEGER,s.UNSIGNED_BYTE],[s.RGB8I]:[s.RGB_INTEGER,s.BYTE],[s.RGB16UI]:[s.RGB_INTEGER,s.UNSIGNED_SHORT],[s.RGB16I]:[s.RGB_INTEGER,s.SHORT],[s.RGB32UI]:[s.RGB_INTEGER,s.UNSIGNED_INT],[s.RGB32I]:[s.RGB_INTEGER,s.INT],[s.RGBA8]:[s.RGBA,s.UNSIGNED_BYTE],[s.SRGB8_ALPHA8]:[s.RGBA,s.UNSIGNED_BYTE],[s.RGBA8_SNORM]:[s.RGBA,s.BYTE],[s.RGB5_A1]:[s.RGBA,s.UNSIGNED_SHORT_5_5_5_1],[s.RGBA4]:[s.RGBA,s.UNSIGNED_SHORT_4_4_4_4],[s.RGB10_A2]:[s.RGBA,s.UNSIGNED_INT_2_10_10_10_REV],[s.RGBA16F]:[s.RGBA,s.FLOAT],[s.RGBA32F]:[s.RGBA,s.FLOAT],[s.RGBA8UI]:[s.RGBA_INTEGER,s.UNSIGNED_BYTE],[s.RGBA8I]:[s.RGBA_INTEGER,s.BYTE],[s.RGB10_A2UI]:[s.RGBA_INTEGER,s.UNSIGNED_INT_2_10_10_10_REV],[s.RGBA16UI]:[s.RGBA_INTEGER,s.UNSIGNED_SHORT],[s.RGBA16I]:[s.RGBA_INTEGER,s.SHORT],[s.RGBA32I]:[s.RGBA_INTEGER,s.INT],[s.RGBA32UI]:[s.RGBA_INTEGER,s.UNSIGNED_INT],[s.DEPTH_COMPONENT16]:[s.DEPTH_COMPONENT,s.UNSIGNED_SHORT],[s.DEPTH_COMPONENT24]:[s.DEPTH_COMPONENT,s.UNSIGNED_INT],[s.DEPTH_COMPONENT32F]:[s.DEPTH_COMPONENT,s.FLOAT],[s.DEPTH24_STENCIL8]:[s.DEPTH_STENCIL,s.UNSIGNED_INT_24_8],[s.DEPTH32F_STENCIL8]:[s.DEPTH_STENCIL,s.FLOAT_32_UNSIGNED_INT_24_8_REV]},_={[s.COMPRESSED_RGB_S3TC_DXT1_EXT]:!0,[s.COMPRESSED_RGBA_S3TC_DXT1_EXT]:!0,[s.COMPRESSED_RGBA_S3TC_DXT3_EXT]:!0,[s.COMPRESSED_RGBA_S3TC_DXT5_EXT]:!0,[s.COMPRESSED_SRGB_S3TC_DXT1_EXT]:!0,[s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT]:!0,[s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT]:!0,[s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT]:!0,[s.COMPRESSED_R11_EAC]:!0,[s.COMPRESSED_SIGNED_R11_EAC]:!0,[s.COMPRESSED_RG11_EAC]:!0,[s.COMPRESSED_SIGNED_RG11_EAC]:!0,[s.COMPRESSED_RGB8_ETC2]:!0,[s.COMPRESSED_SRGB8_ETC2]:!0,[s.COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2]:!0,[s.COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2]:!0,[s.COMPRESSED_RGBA8_ETC2_EAC]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC]:!0,[s.COMPRESSED_RGBA_ASTC_4x4_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_5x4_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_5x5_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_6x5_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_6x6_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_8x5_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_8x6_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_8x8_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_10x5_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_10x6_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_10x8_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_10x10_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_12x10_KHR]:!0,[s.COMPRESSED_RGBA_ASTC_12x12_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR]:!0,[s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR]:!0,[s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG]:!0,[s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG]:!0,[s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG]:!0,[s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG]:!0},h={},a=new Array(1),T={},R={[s.UNSIGNED_BYTE]:{[s.RED]:s.R8,[s.RG]:s.RG8,[s.RGB]:s.RGB8,[s.RGBA]:s.RGBA8},[s.UNSIGNED_SHORT]:{[s.DEPTH_COMPONENT]:s.DEPTH_COMPONENT16},[s.FLOAT]:{[s.RED]:s.R16F,[s.RG]:s.RG16F,[s.RGB]:s.RGB16F,[s.RGBA]:s.RGBA16F,[s.DEPTH_COMPONENT]:s.DEPTH_COMPONENT32F}};class n{constructor(t,e,i){if(this.gl=t,this.texture=null,this.appState=e,this.compressed=_[i.internalFormat],void 0!==i.format&&(console.warn("Cubemap option 'format' is deprecated and will be removed. Use 'internalFormat' with a sized format instead."),this.compressed=Boolean(_[i.format]),void 0===i.type&&(i.type=i.format===s.DEPTH_COMPONENT?s.UNSIGNED_SHORT:s.UNSIGNED_BYTE),void 0===i.internalFormat&&(this.compressed?i.internalFormat=i.format:i.internalFormat=R[i.type][i.format])),this.compressed)this.internalFormat=i.internalFormat,this.format=i.internalFormat,this.type=s.UNSIGNED_BYTE;else{this.internalFormat=void 0!==i.internalFormat?i.internalFormat:s.RGBA8;let t=E[this.internalFormat];this.format=t[0],this.type=void 0!==i.type?i.type:t[1]}this.currentUnit=-1;let r=Array.isArray(i.negX),a=r?i.negX[0]:i.negX,{width:T=a.width,height:n=a.height,flipY:A=!1,premultiplyAlpha:S=!1,minFilter:l=(a?s.LINEAR_MIPMAP_NEAREST:s.NEAREST),magFilter:N=(a?s.LINEAR:s.NEAREST),wrapS:o=s.REPEAT,wrapT:u=s.REPEAT,compareMode:I=s.NONE,compareFunc:M=s.LEQUAL,minLOD:F=null,maxLOD:O=null,baseLevel:C=null,maxLevel:c=null,maxAnisotropy:m=1}=i;this.width=T,this.height=n,this.flipY=A,this.premultiplyAlpha=S,this.minFilter=l,this.magFilter=N,this.wrapS=o,this.wrapT=u,this.compareMode=I,this.compareFunc=M,this.minLOD=F,this.maxLOD=O,this.baseLevel=C,this.maxLevel=c,this.maxAnisotropy=Math.min(m,h.MAX_TEXTURE_ANISOTROPY),this.mipmaps=l===s.LINEAR_MIPMAP_NEAREST||l===s.LINEAR_MIPMAP_LINEAR,this.miplevelsProvided=r&&i.negX.length>1,this.levels=this.mipmaps?Math.floor(Math.log2(Math.min(this.width,this.height)))+1:1,this.restore(i)}restore(t=T){this.texture=this.gl.createTexture(),-1!==this.currentUnit&&(this.appState.textures[this.currentUnit]=null),this.bind(0),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MAG_FILTER,this.magFilter),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MIN_FILTER,this.minFilter),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_WRAP_S,this.wrapS),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_WRAP_T,this.wrapT),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_COMPARE_FUNC,this.compareFunc),this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_COMPARE_MODE,this.compareMode),null!==this.baseLevel&&this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_BASE_LEVEL,this.baseLevel),null!==this.maxLevel&&this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MAX_LEVEL,this.maxLevel),null!==this.minLOD&&this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MIN_LOD,this.minLOD),null!==this.maxLOD&&this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MAX_LOD,this.maxLOD),this.maxAnisotropy>1&&this.gl.texParameteri(s.TEXTURE_CUBE_MAP,s.TEXTURE_MAX_ANISOTROPY_EXT,this.maxAnisotropy),this.gl.texStorage2D(s.TEXTURE_CUBE_MAP,this.levels,this.internalFormat,this.width,this.height);let{negX:e,posX:i,negY:r,posY:E,negZ:_,posZ:h}=t;return e&&(this.faceData(s.TEXTURE_CUBE_MAP_NEGATIVE_X,e),this.faceData(s.TEXTURE_CUBE_MAP_POSITIVE_X,i),this.faceData(s.TEXTURE_CUBE_MAP_NEGATIVE_Y,r),this.faceData(s.TEXTURE_CUBE_MAP_POSITIVE_Y,E),this.faceData(s.TEXTURE_CUBE_MAP_NEGATIVE_Z,_),this.faceData(s.TEXTURE_CUBE_MAP_POSITIVE_Z,h)),this.mipmaps&&!this.miplevelsProvided&&this.gl.generateMipmap(s.TEXTURE_CUBE_MAP),this}delete(){return this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null,this.appState.textures[this.currentUnit]=null,this.currentUnit=-1),this}faceData(t,e){Array.isArray(e)||(a[0]=e,e=a);let i,r=this.mipmaps?e.length:1,E=this.width,_=this.height;if(this.gl.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),this.gl.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),this.compressed)for(i=0;i<r;++i)this.gl.compressedTexSubImage2D(t,i,0,0,E,_,this.format,e[i]),E=Math.max(E>>1,1),_=Math.max(_>>1,1);else for(i=0;i<r;++i)this.gl.texSubImage2D(t,i,0,0,E,_,this.format,this.type,e[i]),E=Math.max(E>>1,1),_=Math.max(_>>1,1);return this}bind(t){let e=this.appState.textures[t];return this.appState.activeTexture!==t&&(this.gl.activeTexture(s.TEXTURE0+t),this.appState.activeTexture=t),e!==this&&(e&&(e.currentUnit=-1),-1!==this.currentUnit&&(this.appState.textures[this.currentUnit]=null),this.gl.bindTexture(s.TEXTURE_CUBE_MAP,this.texture),this.appState.textures[t]=this,this.currentUnit=t),this}}class A{constructor(t,e,i,r=null,E){this.gl=t,this.currentProgram=i,this.drawPrimitive=s.TRIANGLES,this.currentVertexArray=r,this.currentTransformFeedback=null,this.appState=e,this.uniformIndices={},this.uniformNames=new Array(h.MAX_UNIFORMS),this.uniformValues=new Array(h.MAX_UNIFORMS),this.uniformCount=0,this.uniformBuffers=new Array(h.MAX_UNIFORM_BUFFERS),this.uniformBlockNames=new Array(h.MAX_UNIFORM_BUFFERS),this.uniformBlockCount=0,this.textures=new Array(h.MAX_TEXTURE_UNITS),this.textureCount=0,this.offsets=new Int32Array(1),this.numElements=new Int32Array(1),this.numInstances=new Int32Array(1),this.numDraws=1,this.drawCountsFromVertexArray=!0,void 0!==E&&(console.warn("Primitive argument to 'App.createDrawCall' is deprecated and will be removed. Use 'DrawCall.primitive' instead."),this.primitive(E))}primitive(t){return this.drawPrimitive=t,this}transformFeedback(t){return this.currentTransformFeedback=t,this}uniform(t,e){let i=this.uniformIndices[t];return void 0===i&&(i=this.uniformCount++,this.uniformIndices[t]=i,this.uniformNames[i]=t),this.uniformValues[i]=e,this}texture(t,e){let i=this.currentProgram.samplers[t];return this.textures[i]=e,this}uniformBlock(t,e){let i=this.currentProgram.uniformBlocks[t];return this.uniformBuffers[i]=e,this}drawRanges(...t){this.numDraws=t.length,this.offsets.length<this.numDraws&&(this.offsets=new Int32Array(this.numDraws)),this.numElements.length<this.numDraws&&(this.numElements=new Int32Array(this.numDraws)),this.numInstances.length<this.numDraws&&(this.numInstances=new Int32Array(this.numDraws));for(let e=0;e<this.numDraws;++e){let i=t[e];this.offsets[e]=i[0],this.numElements[e]=i[1],this.numInstances[e]=i[2]||1}return this.drawCountsFromVertexArray=!1,this}draw(){let t=this.uniformNames,e=this.uniformValues,i=this.uniformBuffers,r=this.currentProgram.uniformBlockCount,E=this.textures,_=this.currentProgram.samplerCount,a=!1;this.currentProgram.bind(),this.currentVertexArray&&(this.currentVertexArray.bind(),a=this.currentVertexArray.indexed,this.drawCountsFromVertexArray&&(this.numElements[0]=this.currentVertexArray.numElements,this.numInstances[0]=this.currentVertexArray.numInstances));for(let i=0;i<this.uniformCount;++i)this.currentProgram.uniform(t[i],e[i]);for(let t=0;t<r;++t)i[t].bind(t);for(let t=0;t<_;++t)E[t].bind(t);if(this.currentTransformFeedback?(this.currentTransformFeedback.bind(),this.gl.beginTransformFeedback(this.drawPrimitive)):this.appState.transformFeedback&&(this.gl.bindTransformFeedback(s.TRANSFORM_FEEDBACK,null),this.appState.transformFeedback=null),h.MULTI_DRAW_INSTANCED){let t=this.appState.extensions.multiDrawInstanced;a?t.multiDrawElementsInstancedWEBGL(this.drawPrimitive,this.numElements,0,this.currentVertexArray.indexType,this.offsets,0,this.numInstances,0,this.numDraws):t.multiDrawArraysInstancedWEBGL(this.drawPrimitive,this.offsets,0,this.numElements,0,this.numInstances,0,this.numDraws)}else if(a)for(let t=0;t<this.numDraws;++t)this.gl.drawElementsInstanced(this.drawPrimitive,this.numElements[t],this.currentVertexArray.indexType,this.offsets[t],this.numInstances[t]);else for(let t=0;t<this.numDraws;++t)this.gl.drawArraysInstanced(this.drawPrimitive,this.offsets[t],this.numElements[t],this.numInstances[t]);return this.currentTransformFeedback&&this.gl.endTransformFeedback(),this}}class S{constructor(t,e,i,r,a=r.width,n=r.height,A,S,l=T){if(this.gl=t,this.binding=i,this.texture=null,this.width=a||0,this.height=n||0,this.depth=A||0,this.is3D=S,this.appState=e,this.compressed=Boolean(_[l.internalFormat]),void 0!==l.format&&(console.warn("Texture option 'format' is deprecated and will be removed. Use 'internalFormat' with a sized format instead."),this.compressed=Boolean(_[l.format]),void 0===l.type&&(l.type=l.format===s.DEPTH_COMPONENT?s.UNSIGNED_SHORT:s.UNSIGNED_BYTE),void 0===l.internalFormat&&(this.compressed?l.internalFormat=l.format:l.internalFormat=R[l.type][l.format])),this.compressed)this.internalFormat=l.internalFormat,this.format=this.internalFormat,this.type=s.UNSIGNED_BYTE;else{this.internalFormat=void 0!==l.internalFormat?l.internalFormat:s.RGBA8;let t=E[this.internalFormat];this.format=t[0],this.type=void 0!==l.type?l.type:t[1]}this.currentUnit=-1;let{minFilter:N=(r?s.LINEAR_MIPMAP_NEAREST:s.NEAREST),magFilter:o=(r?s.LINEAR:s.NEAREST),wrapS:u=s.REPEAT,wrapT:I=s.REPEAT,wrapR:M=s.REPEAT,compareMode:F=s.NONE,compareFunc:O=s.LEQUAL,minLOD:C=null,maxLOD:c=null,baseLevel:m=null,maxLevel:B=null,maxAnisotropy:L=1,flipY:D=!1,premultiplyAlpha:f=!1}=l;this.minFilter=N,this.magFilter=o,this.wrapS=u,this.wrapT=I,this.wrapR=M,this.compareMode=F,this.compareFunc=O,this.minLOD=C,this.maxLOD=c,this.baseLevel=m,this.maxLevel=B,this.maxAnisotropy=Math.min(L,h.MAX_TEXTURE_ANISOTROPY),this.flipY=D,this.premultiplyAlpha=f,this.mipmaps=N===s.LINEAR_MIPMAP_NEAREST||N===s.LINEAR_MIPMAP_LINEAR,this.restore(r)}restore(t){return this.texture=null,this.resize(this.width,this.height,this.depth),t&&this.data(t),this}resize(t,e,i){if(i=i||0,this.texture&&t===this.width&&e===this.height&&i===this.depth)return this;let r;return this.gl.deleteTexture(this.texture),-1!==this.currentUnit&&(this.appState.textures[this.currentUnit]=null),this.texture=this.gl.createTexture(),this.bind(Math.max(this.currentUnit,0)),this.width=t,this.height=e,this.depth=i,this.gl.texParameteri(this.binding,s.TEXTURE_MIN_FILTER,this.minFilter),this.gl.texParameteri(this.binding,s.TEXTURE_MAG_FILTER,this.magFilter),this.gl.texParameteri(this.binding,s.TEXTURE_WRAP_S,this.wrapS),this.gl.texParameteri(this.binding,s.TEXTURE_WRAP_T,this.wrapT),this.gl.texParameteri(this.binding,s.TEXTURE_WRAP_R,this.wrapR),this.gl.texParameteri(this.binding,s.TEXTURE_COMPARE_FUNC,this.compareFunc),this.gl.texParameteri(this.binding,s.TEXTURE_COMPARE_MODE,this.compareMode),null!==this.minLOD&&this.gl.texParameterf(this.binding,s.TEXTURE_MIN_LOD,this.minLOD),null!==this.maxLOD&&this.gl.texParameterf(this.binding,s.TEXTURE_MAX_LOD,this.maxLOD),null!==this.baseLevel&&this.gl.texParameteri(this.binding,s.TEXTURE_BASE_LEVEL,this.baseLevel),null!==this.maxLevel&&this.gl.texParameteri(this.binding,s.TEXTURE_MAX_LEVEL,this.maxLevel),this.maxAnisotropy>1&&this.gl.texParameteri(this.binding,s.TEXTURE_MAX_ANISOTROPY_EXT,this.maxAnisotropy),this.is3D?(r=this.mipmaps?Math.floor(Math.log2(Math.max(Math.max(this.width,this.height),this.depth)))+1:1,this.gl.texStorage3D(this.binding,r,this.internalFormat,this.width,this.height,this.depth)):(r=this.mipmaps?Math.floor(Math.log2(Math.max(this.width,this.height)))+1:1,this.gl.texStorage2D(this.binding,r,this.internalFormat,this.width,this.height)),this}data(t){Array.isArray(t)||(a[0]=t,t=a);let e,i=this.mipmaps?t.length:1,r=this.width,E=this.height,_=this.depth,h=this.mipmaps&&1===t.length;if(this.bind(Math.max(this.currentUnit,0)),this.gl.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,this.flipY),this.gl.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,this.premultiplyAlpha),this.compressed)if(this.is3D)for(e=0;e<i;++e)this.gl.compressedTexSubImage3D(this.binding,e,0,0,0,r,E,_,this.format,t[e]),r=Math.max(r>>1,1),E=Math.max(E>>1,1),_=Math.max(_>>1,1);else for(e=0;e<i;++e)this.gl.compressedTexSubImage2D(this.binding,e,0,0,r,E,this.format,t[e]),r=Math.max(r>>1,1),E=Math.max(E>>1,1);else if(this.is3D)for(e=0;e<i;++e)this.gl.texSubImage3D(this.binding,e,0,0,0,r,E,_,this.format,this.type,t[e]),r=Math.max(r>>1,1),E=Math.max(E>>1,1),_=Math.max(_>>1,1);else for(e=0;e<i;++e)this.gl.texSubImage2D(this.binding,e,0,0,r,E,this.format,this.type,t[e]),r=Math.max(r>>1,1),E=Math.max(E>>1,1);return h&&this.gl.generateMipmap(this.binding),this}delete(){return this.texture&&(this.gl.deleteTexture(this.texture),this.texture=null,-1!==this.currentUnit&&this.appState.textures[this.currentUnit]===this&&(this.appState.textures[this.currentUnit]=null,this.currentUnit=-1)),this}bind(t){let e=this.appState.textures[t];return this.appState.activeTexture!==t&&(this.gl.activeTexture(s.TEXTURE0+t),this.appState.activeTexture=t),e!==this&&(e&&(e.currentUnit=-1),-1!==this.currentUnit&&(this.appState.textures[this.currentUnit]=null),this.gl.bindTexture(this.binding,this.texture),this.appState.textures[t]=this,this.currentUnit=t),this}}class l{constructor(t,e,i,s,r=0){this.gl=t,this.renderbuffer=null,this.width=e,this.height=i,this.internalFormat=s,this.samples=r,this.restore()}restore(){return this.renderbuffer=this.gl.createRenderbuffer(),this.resize(this.width,this.height),this}resize(t,e){return this.width=t,this.height=e,this.gl.bindRenderbuffer(s.RENDERBUFFER,this.renderbuffer),this.gl.renderbufferStorageMultisample(s.RENDERBUFFER,this.samples,this.internalFormat,this.width,this.height),this.gl.bindRenderbuffer(s.RENDERBUFFER,null),this}delete(){return this.gl.deleteRenderbuffer(this.renderbuffer),this.renderbuffer=null,this}}class N{constructor(t,e){this.gl=t,this.framebuffer=null,this.appState=e,this.numColorTargets=0,this.colorAttachments=[],this.colorAttachmentEnums=[],this.colorAttachmentTargets=[],this.depthAttachment=null,this.depthAttachmentTarget=null,this.width=0,this.height=0,this.restore()}restore(){let t=this.appState.framebuffers;for(let e in t)t[e]===this&&(t[e]=null);return this.framebuffer=this.gl.createFramebuffer(),this}colorTarget(t,e,i=(e.is3D?0:s.TEXTURE_2D)){if(t>=this.numColorTargets){let e=t+1;this.colorAttachmentEnums.length=e,this.colorAttachments.length=e,this.colorAttachmentTargets.length=e;for(let t=this.numColorTargets;t<e-1;++t)this.colorAttachmentEnums[t]=s.NONE,this.colorAttachments[t]=null,this.colorAttachmentTargets[t]=0;this.numColorTargets=e}this.colorAttachmentEnums[t]=s.COLOR_ATTACHMENT0+t,this.colorAttachments[t]=e,this.colorAttachmentTargets[t]=i;let r=this.bindAndCaptureState(),E=this.appState.drawFramebufferBinding;return e instanceof l?this.gl.framebufferRenderbuffer(E,this.colorAttachmentEnums[t],s.RENDERBUFFER,e.renderbuffer):e.is3D?this.gl.framebufferTextureLayer(E,this.colorAttachmentEnums[t],e.texture,0,i):this.gl.framebufferTexture2D(E,this.colorAttachmentEnums[t],i,e.texture,0),this.gl.drawBuffers(this.colorAttachmentEnums),this.width=e.width,this.height=e.height,this.restoreState(r),this}depthTarget(t,e=(t.is3D?0:s.TEXTURE_2D)){let i=this.bindAndCaptureState(),r=this.appState.drawFramebufferBinding;return this.depthAttachment=t,this.depthAttachmentTarget=e,t instanceof l?this.gl.framebufferRenderbuffer(r,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,t.renderbuffer):t.is3D?this.gl.framebufferTextureLayer(r,s.DEPTH_ATTACHMENT,t.texture,0,e):this.gl.framebufferTexture2D(r,s.DEPTH_ATTACHMENT,e,t.texture,0),this.width=t.width,this.height=t.height,this.restoreState(i),this}resize(t=this.gl.drawingBufferWidth,e=this.gl.drawingBufferHeight){let i=this.bindAndCaptureState(),r=this.appState.drawFramebufferBinding;for(let i=0;i<this.numColorTargets;++i){let s=this.colorAttachments[i];s&&(s.resize(t,e),s instanceof S&&(s.is3D?this.gl.framebufferTextureLayer(r,this.colorAttachmentEnums[i],s.texture,0,this.colorAttachmentTargets[i]):this.gl.framebufferTexture2D(r,this.colorAttachmentEnums[i],this.colorAttachmentTargets[i],s.texture,0)))}return this.depthAttachment&&(this.depthAttachment.resize(t,e),this.depthAttachment instanceof S&&(this.depthAttachment.is3D?this.gl.framebufferTextureLayer(r,s.DEPTH_ATTACHMENT,this.depthAttachment.texture,0,this.depthAttachmentTarget):this.gl.framebufferTexture2D(r,s.DEPTH_ATTACHMENT,this.depthAttachmentTarget,this.depthAttachment.texture,0))),this.width=t,this.height=e,this.restoreState(i),this}delete(){if(this.framebuffer){this.gl.deleteFramebuffer(this.framebuffer),this.framebuffer=null;let t=this.appState.framebuffers;for(let e in t)t[e]===this&&(this.gl.bindFramebuffer(e,null),t[e]=null)}return this}getStatus(){let t=this.bindAndCaptureState(),e=this.appState.drawFramebufferBinding,i=this.gl.checkFramebufferStatus(e);return this.restoreState(t),i}bindForDraw(){let t=this.appState.drawFramebufferBinding,e=this.appState.framebuffers;return e[t]!==this&&(this.gl.bindFramebuffer(t,this.framebuffer),e[t]=this),this}bindForRead(){let t=this.appState.readFramebufferBinding,e=this.appState.framebuffers;return e[t]!==this&&(this.gl.bindFramebuffer(t,this.framebuffer),e[t]=this),this}bindAndCaptureState(){let t=this.appState.drawFramebufferBinding,e=this.appState.framebuffers[t];return e!==this&&this.gl.bindFramebuffer(t,this.framebuffer),e}restoreState(t){if(t!==this){let e=this.appState.drawFramebufferBinding;this.gl.bindFramebuffer(e,t?t.framebuffer:null)}return this}get colorTextures(){return console.error("Framebuffer.colorTextures is deprecated and will be removed. Please use Framebuffer.colorAttachments."),this.colorAttachments}get depthTexture(){return console.error("Framebuffer.depthTexture is deprecated and will be removed. Please use Framebuffer.depthAttachment."),this.depthAttachment}}class o{constructor(t,e,i,s){this.gl=t,this.appState=e,this.shader=null,this.type=i,this.source=s.trim(),this.restore()}restore(){return this.shader=this.gl.createShader(this.type),this.gl.shaderSource(this.shader,this.source),this.gl.compileShader(this.shader),this}translatedSource(){return h.DEBUG_SHADERS?this.appState.extensions.debugShaders.getTranslatedShaderSource(this.shader):"(Unavailable)"}delete(){return this.shader&&(this.gl.deleteShader(this.shader),this.shader=null),this}checkCompilation(){if(!this.gl.getShaderParameter(this.shader,s.COMPILE_STATUS)){let t,e;for(console.error(this.gl.getShaderInfoLog(this.shader)),e=this.source.split("\n"),t=0;t<e.length;++t)console.error(`${t+1}: ${e[t]}`)}return this}}const u={};u[s.BOOL]="uniform1i",u[s.INT]="uniform1i",u[s.SAMPLER_2D]="uniform1i",u[s.INT_SAMPLER_2D]="uniform1i",u[s.UNSIGNED_INT_SAMPLER_2D]="uniform1i",u[s.SAMPLER_2D_SHADOW]="uniform1i",u[s.SAMPLER_2D_ARRAY]="uniform1i",u[s.INT_SAMPLER_2D_ARRAY]="uniform1i",u[s.UNSIGNED_INT_SAMPLER_2D_ARRAY]="uniform1i",u[s.SAMPLER_2D_ARRAY_SHADOW]="uniform1i",u[s.SAMPLER_CUBE]="uniform1i",u[s.INT_SAMPLER_CUBE]="uniform1i",u[s.UNSIGNED_INT_SAMPLER_CUBE]="uniform1i",u[s.SAMPLER_CUBE_SHADOW]="uniform1i",u[s.SAMPLER_3D]="uniform1i",u[s.INT_SAMPLER_3D]="uniform1i",u[s.UNSIGNED_INT_SAMPLER_3D]="uniform1i",u[s.UNSIGNED_INT]="uniform1ui",u[s.FLOAT]="uniform1f",u[s.FLOAT_VEC2]="uniform2f",u[s.FLOAT_VEC3]="uniform3f",u[s.FLOAT_VEC4]="uniform4f",u[s.INT_VEC2]="uniform2i",u[s.INT_VEC3]="uniform3i",u[s.INT_VEC4]="uniform4i",u[s.UNSIGNED_INT_VEC2]="uniform2ui",u[s.UNSIGNED_INT_VEC3]="uniform3ui",u[s.UNSIGNED_INT_VEC4]="uniform4ui",u[s.BOOL_VEC2]="uniform2i",u[s.BOOL_VEC3]="uniform3i",u[s.BOOL_VEC4]="uniform4i",u[s.FLOAT_MAT2]="uniformMatrix2fv",u[s.FLOAT_MAT3]="uniformMatrix3fv",u[s.FLOAT_MAT4]="uniformMatrix4fv",u[s.FLOAT_MAT2x3]="uniformMatrix2x3fv",u[s.FLOAT_MAT2x4]="uniformMatrix2x4fv",u[s.FLOAT_MAT3x2]="uniformMatrix3x2fv",u[s.FLOAT_MAT3x4]="uniformMatrix3x4fv",u[s.FLOAT_MAT4x2]="uniformMatrix4x2fv",u[s.FLOAT_MAT4x3]="uniformMatrix4x3fv";const I={};I[s.BOOL]=1,I[s.INT]=1,I[s.SAMPLER_2D]=1,I[s.INT_SAMPLER_2D]=1,I[s.UNSIGNED_INT_SAMPLER_2D]=1,I[s.SAMPLER_2D_SHADOW]=1,I[s.SAMPLER_2D_ARRAY]=1,I[s.INT_SAMPLER_2D_ARRAY]=1,I[s.UNSIGNED_INT_SAMPLER_2D_ARRAY]=1,I[s.SAMPLER_2D_ARRAY_SHADOW]=1,I[s.SAMPLER_CUBE]=1,I[s.INT_SAMPLER_CUBE]=1,I[s.UNSIGNED_INT_SAMPLER_CUBE]=1,I[s.SAMPLER_CUBE_SHADOW]=1,I[s.SAMPLER_3D]=1,I[s.INT_SAMPLER_3D]=1,I[s.UNSIGNED_INT_SAMPLER_3D]=1,I[s.UNSIGNED_INT]=1,I[s.FLOAT]=1,I[s.FLOAT_VEC2]=2,I[s.FLOAT_VEC3]=3,I[s.FLOAT_VEC4]=4,I[s.INT_VEC2]=2,I[s.INT_VEC3]=3,I[s.INT_VEC4]=4,I[s.UNSIGNED_INT_VEC2]=2,I[s.UNSIGNED_INT_VEC3]=3,I[s.UNSIGNED_INT_VEC4]=4,I[s.BOOL_VEC2]=2,I[s.BOOL_VEC3]=3,I[s.BOOL_VEC4]=4,I[s.FLOAT_MAT2]=4,I[s.FLOAT_MAT3]=9,I[s.FLOAT_MAT4]=16,I[s.FLOAT_MAT2x3]=6,I[s.FLOAT_MAT2x4]=8,I[s.FLOAT_MAT3x2]=6,I[s.FLOAT_MAT3x4]=12,I[s.FLOAT_MAT4x2]=8,I[s.FLOAT_MAT4x3]=12;const M={};M[s.INT]=Int32Array,M[s.SAMPLER_2D]=Int32Array,M[s.INT_SAMPLER_2D]=Int32Array,M[s.UNSIGNED_INT_SAMPLER_2D]=Int32Array,M[s.SAMPLER_2D_SHADOW]=Int32Array,M[s.SAMPLER_2D_ARRAY]=Int32Array,M[s.INT_SAMPLER_2D_ARRAY]=Int32Array,M[s.UNSIGNED_INT_SAMPLER_2D_ARRAY]=Int32Array,M[s.SAMPLER_2D_ARRAY_SHADOW]=Int32Array,M[s.SAMPLER_CUBE]=Int32Array,M[s.INT_SAMPLER_CUBE]=Int32Array,M[s.UNSIGNED_INT_SAMPLER_CUBE]=Int32Array,M[s.SAMPLER_CUBE_SHADOW]=Int32Array,M[s.SAMPLER_3D]=Int32Array,M[s.INT_SAMPLER_3D]=Int32Array,M[s.UNSIGNED_INT_SAMPLER_3D]=Int32Array,M[s.UNSIGNED_INT]=Uint32Array,M[s.FLOAT]=Float32Array,M[s.FLOAT_VEC2]=Float32Array,M[s.FLOAT_VEC3]=Float32Array,M[s.FLOAT_VEC4]=Float32Array,M[s.INT_VEC2]=Int32Array,M[s.INT_VEC3]=Int32Array,M[s.INT_VEC4]=Int32Array,M[s.UNSIGNED_INT_VEC2]=Uint32Array,M[s.UNSIGNED_INT_VEC3]=Uint32Array,M[s.UNSIGNED_INT_VEC4]=Uint32Array;class F{constructor(t,e,i){this.gl=t,this.handle=e,this.glFuncName=u[i],this.cache=i!==s.BOOL&&0}set(t){this.cache!==t&&(this.gl[this.glFuncName](this.handle,t),this.cache=t)}}class O{constructor(t,e,i,s){this.gl=t,this.handle=e,this.glFuncName=u[i]+"v",this.count=s,this.cache=new M[i](I[i]*s)}set(t){for(let e=0,i=t.length;e<i;++e)if(this.cache[e]!==t[e])return this.gl[this.glFuncName](this.handle,t),void this.cache.set(t)}}class C{constructor(t,e,i,s){this.gl=t,this.handle=e,this.glFuncName=u[i]+"v",this.count=s,this.cache=new Array(I[i]*s).fill(!1)}set(t){for(let e=0,i=t.length;e<i;++e)if(this.cache[e]!==t[e]){this.gl[this.glFuncName](this.handle,t);for(let s=e;s<i;s++)this.cache[s]=t[s];return}}}class c{constructor(t,e,i,s){this.gl=t,this.handle=e,this.glFuncName=u[i],this.count=s,this.cache=new Float32Array(I[i]*s)}set(t){for(let e=0,i=t.length;e<i;++e)if(this.cache[e]!==t[e])return this.gl[this.glFuncName](this.handle,!1,t),void this.cache.set(t)}}class m{constructor(t,e,i,r,E,_,h){this.gl=t,this.appState=e,this.program=null,this.transformFeedbackVaryings=E||null,this.transformFeedbackMode=h||s.SEPARATE_ATTRIBS,this.attributeLocations=_||null,this.uniforms={},this.uniformBlocks={},this.uniformBlockCount=0,this.samplers={},this.samplerCount=0,this.vertexSource=null,this.vertexShader=null,this.fragmentSource=null,this.fragmentShader=null,this.linked=!1,"string"==typeof i?this.vertexSource=i:this.vertexShader=i,"string"==typeof r?this.fragmentSource=r:this.fragmentShader=r,this.initialize()}restore(){return this.initialize(),this.link(),this.checkLinkage(),this}translatedVertexSource(){if(this.vertexShader)return this.vertexShader.translatedSource();{let t=new o(this.gl,this.appState,s.VERTEX_SHADER,this.vertexSource),e=t.translatedSource();return t.delete(),e}}translatedFragmentSource(){if(this.fragmentShader)return this.fragmentShader.translatedSource();{let t=new o(this.gl,this.appState,s.FRAGMENT_SHADER,this.fragmentSource),e=t.translatedSource();return t.delete(),e}}delete(){return this.program&&(this.gl.deleteProgram(this.program),this.program=null,this.appState.program===this&&(this.gl.useProgram(null),this.appState.program=null)),this}initialize(){return this.appState.program===this&&(this.gl.useProgram(null),this.appState.program=null),this.linked=!1,this.uniformBlockCount=0,this.samplerCount=0,this.vertexSource&&(this.vertexShader=new o(this.gl,this.appState,s.VERTEX_SHADER,this.vertexSource)),this.fragmentSource&&(this.fragmentShader=new o(this.gl,this.appState,s.FRAGMENT_SHADER,this.fragmentSource)),this.program=this.gl.createProgram(),this}link(){if(this.gl.attachShader(this.program,this.vertexShader.shader),this.gl.attachShader(this.program,this.fragmentShader.shader),this.transformFeedbackVaryings&&this.gl.transformFeedbackVaryings(this.program,this.transformFeedbackVaryings,this.transformFeedbackMode),this.attributeLocations)for(let t in this.attributeLocations)this.gl.bindAttribLocation(this.program,this.attributeLocations[t],t);return this.gl.linkProgram(this.program),this}checkCompletion(){return!h.PARALLEL_SHADER_COMPILE||this.gl.getProgramParameter(this.program,s.COMPLETION_STATUS_KHR)}checkLinkage(){return this.linked||(this.gl.getProgramParameter(this.program,s.LINK_STATUS)?(this.linked=!0,this.initVariables()):(console.error(this.gl.getProgramInfoLog(this.program)),this.vertexShader.checkCompilation(),this.fragmentShader.checkCompilation()),this.vertexSource&&(this.vertexShader.delete(),this.vertexShader=null),this.fragmentSource&&(this.fragmentShader.delete(),this.fragmentShader=null)),this}initVariables(){this.bind();let t,e=this.gl.getProgramParameter(this.program,s.ACTIVE_UNIFORMS);for(let i=0;i<e;++i){let e=this.gl.getActiveUniform(this.program,i),r=this.gl.getUniformLocation(this.program,e.name),E=null,_=e.type,h=e.size;switch(_){case s.SAMPLER_2D:case s.INT_SAMPLER_2D:case s.UNSIGNED_INT_SAMPLER_2D:case s.SAMPLER_2D_SHADOW:case s.SAMPLER_2D_ARRAY:case s.INT_SAMPLER_2D_ARRAY:case s.UNSIGNED_INT_SAMPLER_2D_ARRAY:case s.SAMPLER_2D_ARRAY_SHADOW:case s.SAMPLER_CUBE:case s.INT_SAMPLER_CUBE:case s.UNSIGNED_INT_SAMPLER_CUBE:case s.SAMPLER_CUBE_SHADOW:case s.SAMPLER_3D:case s.INT_SAMPLER_3D:case s.UNSIGNED_INT_SAMPLER_3D:t=this.samplerCount++,this.samplers[e.name]=t,this.gl.uniform1i(r,t);break;case s.INT:case s.UNSIGNED_INT:case s.FLOAT:E=h>1?O:F;break;case s.BOOL:E=h>1?C:F;break;case s.FLOAT_VEC2:case s.INT_VEC2:case s.UNSIGNED_INT_VEC2:case s.FLOAT_VEC3:case s.INT_VEC3:case s.UNSIGNED_INT_VEC3:case s.FLOAT_VEC4:case s.INT_VEC4:case s.UNSIGNED_INT_VEC4:E=O;break;case s.BOOL_VEC2:case s.BOOL_VEC3:case s.BOOL_VEC4:E=C;break;case s.FLOAT_MAT2:case s.FLOAT_MAT3:case s.FLOAT_MAT4:case s.FLOAT_MAT2x3:case s.FLOAT_MAT2x4:case s.FLOAT_MAT3x2:case s.FLOAT_MAT3x4:case s.FLOAT_MAT4x2:case s.FLOAT_MAT4x3:E=c;break;default:console.error("Unrecognized type for uniform ",e.name)}E&&(this.uniforms[e.name]=new E(this.gl,r,_,h))}let i=this.gl.getProgramParameter(this.program,s.ACTIVE_UNIFORM_BLOCKS);for(let t=0;t<i;++t){let e=this.gl.getActiveUniformBlockName(this.program,t),i=this.gl.getUniformBlockIndex(this.program,e),s=this.uniformBlockCount++;this.gl.uniformBlockBinding(this.program,i,s),this.uniformBlocks[e]=s}}uniform(t,e){return this.uniforms[t]&&this.uniforms[t].set(e),this}bind(){return this.appState.program!==this&&(this.gl.useProgram(this.program),this.appState.program=this),this}}class B{constructor(t,e){this.gl=t,this.query=null,this.target=e,this.active=!1,this.result=null,this.restore()}restore(){return this.query=this.gl.createQuery(),this.active=!1,this.result=null,this}begin(){return this.active||(this.gl.beginQuery(this.target,this.query),this.result=null),this}end(){return this.active||(this.gl.endQuery(this.target),this.active=!0),this}ready(){return!(!this.active||!this.gl.getQueryParameter(this.query,s.QUERY_RESULT_AVAILABLE))&&(this.active=!1,this.result=Number(this.gl.getQueryParameter(this.query,s.QUERY_RESULT)),!0)}delete(){return this.query&&(this.gl.deleteQuery(this.query),this.query=null),this}}class L{constructor(t){this.gl=t,this.cpuTimer=window.performance||window.Date,this.gpuTimerQuery=null,this.cpuStartTime=0,this.cpuTime=0,this.gpuTime=0,this.restore()}restore(){return h.GPU_TIMER&&(this.gpuTimerQuery?this.gpuTimerQuery.restore():this.gpuTimerQuery=new B(this.gl,s.TIME_ELAPSED_EXT)),this.cpuStartTime=0,this.cpuTime=0,this.gpuTime=0,this}start(){return h.GPU_TIMER?this.gpuTimerQuery.active||(this.gpuTimerQuery.begin(),this.cpuStartTime=this.cpuTimer.now()):this.cpuStartTime=this.cpuTimer.now(),this}end(){return h.GPU_TIMER?this.gpuTimerQuery.active||(this.gpuTimerQuery.end(),this.cpuTime=this.cpuTimer.now()-this.cpuStartTime):this.cpuTime=this.cpuTimer.now()-this.cpuStartTime,this}ready(){if(h.GPU_TIMER){if(!this.gpuTimerQuery.active)return!1;var t=this.gpuTimerQuery.ready(),e=this.gl.getParameter(s.GPU_DISJOINT_EXT);return!(!t||e)&&(this.gpuTime=this.gpuTimerQuery.result/1e6,!0)}return Boolean(this.cpuStartTime)}delete(){return this.gpuTimerQuery&&(this.gpuTimerQuery.delete(),this.gpuTimerQuery=null),this}}class D{constructor(t,e){this.gl=t,this.appState=e,this.transformFeedback=null,this.restore()}restore(){return this.appState.transformFeedback===this&&(this.appState.transformFeedback=null),this.transformFeedback=this.gl.createTransformFeedback(),this}feedbackBuffer(t,e){return this.gl.bindTransformFeedback(s.TRANSFORM_FEEDBACK,this.transformFeedback),this.gl.bindBufferBase(s.TRANSFORM_FEEDBACK_BUFFER,t,e.buffer),this.gl.bindTransformFeedback(s.TRANSFORM_FEEDBACK,null),this.gl.bindBufferBase(s.TRANSFORM_FEEDBACK_BUFFER,t,null),this}delete(){return this.transformFeedback&&(this.gl.deleteTransformFeedback(this.transformFeedback),this.transformFeedback=null,this.appState.transformFeedback===this&&(this.gl.bindTransformFeedback(s.TRANSFORM_FEEDBACK,null),this.appState.transformFeedback=null)),this}bind(){return this.appState.transformFeedback!==this&&(this.gl.bindTransformFeedback(s.TRANSFORM_FEEDBACK,this.transformFeedback),this.appState.transformFeedback=this),this}}class f{constructor(t,e,i,r=t.DYNAMIC_DRAW){this.gl=t,this.buffer=null,this.dataViews={},this.offsets=new Array(i.length),this.sizes=new Array(i.length),this.types=new Array(i.length),this.size=0,this.usage=r,this.appState=e,this.currentBase=-1;for(let t=0,e=i.length;t<e;++t){let e=i[t];switch(e){case s.FLOAT:case s.INT:case s.UNSIGNED_INT:case s.BOOL:this.offsets[t]=this.size,this.sizes[t]=1,e===s.INT?this.types[t]=s.INT:e===s.UNSIGNED_INT?this.types[t]=s.UNSIGNED_INT:this.types[t]=s.FLOAT,this.size++;break;case s.FLOAT_VEC2:case s.INT_VEC2:case s.UNSIGNED_INT_VEC2:case s.BOOL_VEC2:this.size+=this.size%2,this.offsets[t]=this.size,this.sizes[t]=2,e===s.INT_VEC2?this.types[t]=s.INT:e===s.UNSIGNED_INT_VEC2?this.types[t]=s.UNSIGNED_INT:this.types[t]=s.FLOAT,this.size+=2;break;case s.FLOAT_VEC3:case s.INT_VEC3:case s.UNSIGNED_INT_VEC3:case s.BOOL_VEC3:case s.FLOAT_VEC4:case s.INT_VEC4:case s.UNSIGNED_INT_VEC4:case s.BOOL_VEC4:this.size+=(4-this.size%4)%4,this.offsets[t]=this.size,this.sizes[t]=4,e===s.INT_VEC4||e===s.INT_VEC3?this.types[t]=s.INT:e===s.UNSIGNED_INT_VEC4||e===s.UNSIGNED_INT_VEC3?this.types[t]=s.UNSIGNED_INT:this.types[t]=s.FLOAT,this.size+=4;break;case s.FLOAT_MAT2:case s.FLOAT_MAT2x3:case s.FLOAT_MAT2x4:this.size+=(4-this.size%4)%4,this.offsets[t]=this.size,this.sizes[t]=8,this.types[t]=s.FLOAT,this.size+=8;break;case s.FLOAT_MAT3:case s.FLOAT_MAT3x2:case s.FLOAT_MAT3x4:this.size+=(4-this.size%4)%4,this.offsets[t]=this.size,this.sizes[t]=12,this.types[t]=s.FLOAT,this.size+=12;break;case s.FLOAT_MAT4:case s.FLOAT_MAT4x2:case s.FLOAT_MAT4x3:this.size+=(4-this.size%4)%4,this.offsets[t]=this.size,this.sizes[t]=16,this.types[t]=s.FLOAT,this.size+=16;break;default:console.error("Unsupported type for uniform buffer.")}}this.size+=(4-this.size%4)%4,this.data=new Float32Array(this.size),this.dataViews[s.FLOAT]=this.data,this.dataViews[s.INT]=new Int32Array(this.data.buffer),this.dataViews[s.UNSIGNED_INT]=new Uint32Array(this.data.buffer),this.dirtyStart=this.size,this.dirtyEnd=0,this.restore()}restore(){return-1!==this.currentBase&&this.appState.uniformBuffers[this.currentBase]===this&&(this.appState.uniformBuffers[this.currentBase]=null),this.buffer=this.gl.createBuffer(),this.gl.bindBuffer(s.UNIFORM_BUFFER,this.buffer),this.gl.bufferData(s.UNIFORM_BUFFER,4*this.size,this.usage),this.gl.bindBuffer(s.UNIFORM_BUFFER,null),this}set(t,e){let i=this.dataViews[this.types[t]],s=this.offsets[t],r=this.sizes[t];return 1===this.sizes[t]?i[s]=e:i.set(e,s),s<this.dirtyStart&&(this.dirtyStart=s),this.dirtyEnd<s+r&&(this.dirtyEnd=s+r),this}update(){if(this.dirtyStart>=this.dirtyEnd)return this;let t=this.data.subarray(this.dirtyStart,this.dirtyEnd),e=4*this.dirtyStart;return this.gl.bindBuffer(this.gl.UNIFORM_BUFFER,this.buffer),this.gl.bufferSubData(this.gl.UNIFORM_BUFFER,e,t),this.gl.bindBuffer(this.gl.UNIFORM_BUFFER,null),this.dirtyStart=this.size,this.dirtyEnd=0,this}delete(){return this.buffer&&(this.gl.deleteBuffer(this.buffer),this.buffer=null,-1!==this.currentBase&&this.appState.uniformBuffers[this.currentBase]===this&&(this.appState.uniformBuffers[this.currentBase]=null),this.currentBase=-1),this}bind(t){let e=this.appState.uniformBuffers[t];return e!==this&&(e&&(e.currentBase=-1),-1!==this.currentBase&&(this.appState.uniformBuffers[this.currentBase]=null),this.gl.bindBufferBase(this.gl.UNIFORM_BUFFER,t,this.buffer),this.appState.uniformBuffers[t]=this,this.currentBase=t),this}}class U{constructor(t,e){this.gl=t,this.appState=e,this.vertexArray=null,this.indexType=null,this.indexed=!1,this.numElements=0,this.numInstances=1,this.offsets=0,this.numDraws=1}restore(){return this.appState.vertexArray===this&&(this.appState.vertexArray=null),null!==this.vertexArray&&(this.vertexArray=this.gl.createVertexArray()),this}vertexAttributeBuffer(t,e,i=T){return this.attributeBuffer(t,e,i,!1),this}instanceAttributeBuffer(t,e,i=T){return this.attributeBuffer(t,e,i,!0),this}indexBuffer(t){return null===this.vertexArray&&(this.vertexArray=this.gl.createVertexArray()),this.bind(),this.gl.bindBuffer(s.ELEMENT_ARRAY_BUFFER,t.buffer),this.numElements=3*t.numItems,this.indexType=t.type,this.indexed=!0,this}delete(){return this.vertexArray&&(this.gl.deleteVertexArray(this.vertexArray),this.vertexArray=null,this.appState.vertexArray===this&&(this.gl.bindVertexArray(null),this.appState.vertexArray=null)),this}bind(){return this.appState.vertexArray!==this&&(this.gl.bindVertexArray(this.vertexArray),this.appState.vertexArray=this),this}attributeBuffer(t,e,i={},E){null===this.vertexArray&&(this.vertexArray=this.gl.createVertexArray()),this.bind(),this.gl.bindBuffer(s.ARRAY_BUFFER,e.buffer);let{type:_=e.type,size:h=e.itemSize,stride:a=0,offset:T=0,normalized:R=!1,integer:n=Boolean(e.integer&&!R)}=i,A=e.numColumns;0===a&&(a=A*h*r[_]);let S=Math.ceil((e.byteLength-T)/a);for(let e=0;e<A;++e)n?this.gl.vertexAttribIPointer(t+e,h,_,a,T+e*h*r[_]):this.gl.vertexAttribPointer(t+e,h,_,R,a,T+e*h*r[_]),E&&this.gl.vertexAttribDivisor(t+e,1),this.gl.enableVertexAttribArray(t+e);return 1===this.numDraws&&(E?this.numInstances=S:this.indexed||(this.numElements=S)),this.gl.bindBuffer(s.ARRAY_BUFFER,null),this}}const P={[s.BYTE]:!0,[s.UNSIGNED_BYTE]:!0,[s.SHORT]:!0,[s.UNSIGNED_SHORT]:!0,[s.INT]:!0,[s.UNSIGNED_INT]:!0};class d{constructor(t,e,i,E,_,h=t.STATIC_DRAW,a){let T,R,n;switch(i){case s.FLOAT_MAT4:case s.FLOAT_MAT4x2:case s.FLOAT_MAT4x3:T=4;break;case s.FLOAT_MAT3:case s.FLOAT_MAT3x2:case s.FLOAT_MAT3x4:T=3;break;case s.FLOAT_MAT2:case s.FLOAT_MAT2x3:case s.FLOAT_MAT2x4:T=2;break;default:T=1}switch(i){case s.FLOAT_MAT4:case s.FLOAT_MAT3x4:case s.FLOAT_MAT2x4:E=4,i=s.FLOAT;break;case s.FLOAT_MAT3:case s.FLOAT_MAT4x3:case s.FLOAT_MAT2x3:E=3,i=s.FLOAT;break;case s.FLOAT_MAT2:case s.FLOAT_MAT3x2:case s.FLOAT_MAT4x2:E=2,i=s.FLOAT}"number"==typeof _?(R=_,i&&(_*=r[i]),n=_):(R=_.length,n=_.byteLength),this.gl=t,this.buffer=null,this.appState=e,this.type=i,this.itemSize=E,this.numItems=i?R/(E*T):n/E,this.numColumns=T,this.byteLength=n,this.usage=h,this.indexArray=Boolean(a),this.integer=Boolean(P[this.type]),this.binding=this.indexArray?s.ELEMENT_ARRAY_BUFFER:s.ARRAY_BUFFER,this.restore(_)}restore(t){return t||(t=this.byteLength),this.appState.vertexArray&&(this.gl.bindVertexArray(null),this.appState.vertexArray=null),this.buffer=this.gl.createBuffer(),this.gl.bindBuffer(this.binding,this.buffer),this.gl.bufferData(this.binding,t,this.usage),this.gl.bindBuffer(this.binding,null),this}data(t,e=0){return this.appState.vertexArray&&(this.gl.bindVertexArray(null),this.appState.vertexArray=null),this.gl.bindBuffer(this.binding,this.buffer),this.gl.bufferSubData(this.binding,e,t),this.gl.bindBuffer(this.binding,null),this}delete(){return this.buffer&&(this.gl.deleteBuffer(this.buffer),this.buffer=null),this}}class g{constructor(t){this.gl=t,this.canvas=t.canvas,this.width=this.gl.drawingBufferWidth,this.height=this.gl.drawingBufferHeight,this.viewportX=0,this.viewportY=0,this.viewportWidth=0,this.viewportHeight=0,this.currentDrawCalls=null,this.emptyFragmentShader=null,this.state={program:null,vertexArray:null,transformFeedback:null,activeTexture:-1,textures:new Array(h.MAX_TEXTURE_UNITS),uniformBuffers:new Array(h.MAX_UNIFORM_BUFFERS),freeUniformBufferBases:[],framebuffers:{},drawFramebufferBinding:s.DRAW_FRAMEBUFFER,readFramebufferBinding:s.READ_FRAMEBUFFER,extensions:{}},this.clearBits=this.gl.COLOR_BUFFER_BIT|this.gl.DEPTH_BUFFER_BIT|this.gl.STENCIL_BUFFER_BIT,this.cpuTime=0,this.gpuTime=0,this.viewport(0,0,this.width,this.height),this.contextLostExt=null,this.contextLostListener=null,this.contextRestoredListener=null,this.contextRestoredHandler=null,this.initExtensions()}loseContext(){return this.contextLostExt&&this.contextLostExt.loseContext(),this}restoreContext(){return this.contextLostExt&&this.contextLostExt.restoreContext(),this}onContextRestored(t){return this.contextRestoredHandler=t,this.initContextListeners(),this}enable(t){return this.gl.enable(t),this}disable(t){return this.gl.disable(t),this}colorMask(t,e,i,s){return this.gl.colorMask(t,e,i,s),this}clearColor(t,e,i,s){return this.gl.clearColor(t,e,i,s),this}clearMask(t){return this.clearBits=t,this}clear(){return this.gl.clear(this.clearBits),this}drawFramebuffer(t){return t.bindForDraw(),this}readFramebuffer(t){return t.bindForRead(),this}defaultDrawFramebuffer(){let t=this.state.drawFramebufferBinding;return null!==this.state.framebuffers[t]&&(this.gl.bindFramebuffer(t,null),this.state.framebuffers[t]=null),this}defaultReadFramebuffer(){let t=this.state.readFramebufferBinding;return null!==this.state.framebuffers[t]&&(this.gl.bindFramebuffer(t,null),this.state.framebuffers[t]=null),this}blitFramebuffer(t,e=T){let i=this.state.readFramebufferBinding,r=this.state.drawFramebufferBinding,E=this.state.framebuffers[i],_=this.state.framebuffers[r],h=E?E.width:this.width,a=E?E.height:this.height,R=_?_.width:this.width,n=_?_.height:this.height,{srcStartX:A=0,srcStartY:S=0,srcEndX:l=h,srcEndY:N=a,dstStartX:o=0,dstStartY:u=0,dstEndX:I=R,dstEndY:M=n,filter:F=s.NEAREST}=e;return this.gl.blitFramebuffer(A,S,l,N,o,u,I,M,t,F),this}depthRange(t,e){return this.gl.depthRange(t,e),this}depthMask(t){return this.gl.depthMask(t),this}depthFunc(t){return this.gl.depthFunc(t),this}blendFunc(t,e){return this.gl.blendFunc(t,e),this}blendFuncSeparate(t,e,i,s){return this.gl.blendFuncSeparate(t,e,i,s),this}blendEquation(t){return this.gl.blendEquation(t),this}stencilMask(t){return this.gl.stencilMask(t),this}stencilMaskSeparate(t,e){return this.gl.stencilMaskSeparate(t,e),this}stencilFunc(t,e,i){return this.gl.stencilFunc(t,e,i),this}stencilFuncSeparate(t,e,i,s){return this.gl.stencilFuncSeparate(t,e,i,s),this}stencilOp(t,e,i){return this.gl.stencilOp(t,e,i),this}stencilOpSeparate(t,e,i,s){return this.gl.stencilOpSeparate(t,e,i,s),this}scissor(t,e,i,s){return this.gl.scissor(t,e,i,s),this}polygonOffset(t,e){return this.gl.polygonOffset(t,e),this}readPixel(t,e,i,r=T){let{format:E=s.RGBA,type:_=s.UNSIGNED_BYTE}=r;return this.gl.readPixels(t,e,1,1,E,_,i),this}viewport(t,e,i,s){return this.viewportWidth===i&&this.viewportHeight===s&&this.viewportX===t&&this.viewportY===e||(this.viewportX=t,this.viewportY=e,this.viewportWidth=i,this.viewportHeight=s,this.gl.viewport(t,e,this.viewportWidth,this.viewportHeight)),this}defaultViewport(){return this.viewport(0,0,this.width,this.height),this}resize(t,e){return this.canvas.width=t,this.canvas.height=e,this.width=this.gl.drawingBufferWidth,this.height=this.gl.drawingBufferHeight,this.viewport(0,0,this.width,this.height),this}createProgram(t,e,i={}){let{transformFeedbackVaryings:s,attributeLocations:r,transformFeedbackMode:E}=i;return new m(this.gl,this.state,t,e,s,r,E).link().checkLinkage()}createPrograms(...t){return new Promise(((e,i)=>{let s=t.length,r=new Array(s),E=new Array(s),_=s;for(let e=0;e<s;++e){let i=t[e],s=i[0],_=i[1],h=i[2]||{},{transformFeedbackVaryings:a,attributeLocations:T,transformFeedbackMode:R}=h;r[e]=new m(this.gl,this.state,s,_,a,T,R),E[e]=r[e]}for(let t=0;t<s;++t)r[t].link();let h=()=>{let t=0;for(let e=0;e<_;++e)if(E[e].checkCompletion()){if(E[e].checkLinkage(),!E[e].linked)return void i(new Error("Program linkage failed"));++t}else E[e-t]=E[e];_-=t,0===_?e(r):requestAnimationFrame(h)};h()}))}restorePrograms(...t){return new Promise(((e,i)=>{let s=t.length,r=t.slice(),E=s;for(let e=0;e<s;++e)t[e].initialize();for(let e=0;e<s;++e)t[e].link();for(let e=0;e<s;++e)t[e].checkCompletion();let _=()=>{let t=0;for(let e=0;e<E;++e)if(r[e].checkCompletion()){if(r[e].checkLinkage(),!r[e].linked)return void i(new Error("Program linkage failed"));++t}else r[e-t]=r[e];E-=t,0===E?e():requestAnimationFrame(_)};_()}))}createShader(t,e){return new o(this.gl,this.state,t,e)}createVertexArray(){return new U(this.gl,this.state)}createTransformFeedback(){return new D(this.gl,this.state)}createVertexBuffer(t,e,i,s){return new d(this.gl,this.state,t,e,i,s)}createMatrixBuffer(t,e,i){return new d(this.gl,this.state,t,0,e,i)}createInterleavedBuffer(t,e,i){return new d(this.gl,this.state,null,t,e,i)}createIndexBuffer(t,e,i,s){return ArrayBuffer.isView(e)&&(s=i,i=e,e=3),new d(this.gl,this.state,t,e,i,s,!0)}createUniformBuffer(t,e){return new f(this.gl,this.state,t,e)}createTexture2D(t,e,i,s){return"number"==typeof t?(s=i,i=e,e=t,t=null):void 0===i&&(s=e,e=t.width,i=t.height),new S(this.gl,this.state,this.gl.TEXTURE_2D,t,e,i,void 0,!1,s)}createTextureArray(t,e,i,s,r){return"number"==typeof t&&(r=s,s=i,i=e,e=t,t=null),new S(this.gl,this.state,this.gl.TEXTURE_2D_ARRAY,t,e,i,s,!0,r)}createTexture3D(t,e,i,s,r){return"number"==typeof t&&(r=s,s=i,i=e,e=t,t=null),new S(this.gl,this.state,this.gl.TEXTURE_3D,t,e,i,s,!0,r)}createCubemap(t){return new n(this.gl,this.state,t)}createRenderbuffer(t,e,i,s=0){return new l(this.gl,t,e,i,s)}createFramebuffer(){return new N(this.gl,this.state)}createQuery(t){return new B(this.gl,t)}createTimer(){return new L(this.gl)}createDrawCall(t,e,i){return new A(this.gl,this.state,t,e,i)}initExtensions(){this.gl.getExtension("EXT_color_buffer_float"),this.gl.getExtension("OES_texture_float_linear"),this.gl.getExtension("WEBGL_compressed_texture_s3tc"),this.gl.getExtension("WEBGL_compressed_texture_s3tc_srgb"),this.gl.getExtension("WEBGL_compressed_texture_etc"),this.gl.getExtension("WEBGL_compressed_texture_astc"),this.gl.getExtension("WEBGL_compressed_texture_pvrtc"),this.gl.getExtension("EXT_disjoint_timer_query_webgl2"),this.gl.getExtension("EXT_disjoint_timer_query"),this.gl.getExtension("EXT_texture_filter_anisotropic"),this.state.extensions.debugShaders=this.gl.getExtension("WEBGL_debug_shaders"),this.contextLostExt=this.gl.getExtension("WEBGL_lose_context"),this.gl.getExtension("KHR_parallel_shader_compile"),this.state.extensions.multiDrawInstanced=this.gl.getExtension("WEBGL_multi_draw_instanced")}initContextListeners(){this.contextRestoredHandler?(this.contextLostListener=t=>{t.preventDefault()},this.contextRestoredListener=()=>{this.initExtensions(),this.contextRestoredHandler()},this.canvas.addEventListener("webglcontextlost",this.contextLostListener),this.canvas.addEventListener("webglcontextrestored",this.contextRestoredListener)):(this.canvas.removeEventListener("webglcontextlost",this.contextLostListener),this.canvas.removeEventListener("webglcontextrestored",this.contextRestoredListener),this.contextLostListener=null,this.contextRestoredListener=null)}depthTest(){return console.warn("App.depthTest is deprecated. Use App.enable(PicoGL.DEPTH_TEST) instead."),this.enable(s.DEPTH_TEST),this}noDepthTest(){return console.warn("App.noDepthTest is deprecated. Use App.disable(PicoGL.DEPTH_TEST) instead."),this.disable(s.DEPTH_TEST),this}blend(){return console.warn("App.blend is deprecated. Use App.enable(PicoGL.BLEND) instead."),this.enable(s.BLEND),this}noBlend(){return console.warn("App.noBlend is deprecated. Use App.disable(PicoGL.BLEND) instead."),this.disable(s.BLEND),this}stencilTest(){return console.warn("App.stencilTest is deprecated. Use App.enable(PicoGL.STENCIL_TEST) instead."),this.enable(s.STENCIL_TEST),this}noStencilTest(){return console.warn("App.noStencilTest is deprecated. Use App.disable(PicoGL.STENCIL_TEST) instead."),this.disable(s.STENCIL_TEST),this}scissorTest(){return console.warn("App.scissorTest is deprecated. Use App.enable(PicoGL.SCISSOR_TEST) instead."),this.enable(s.SCISSOR_TEST),this}noScissorTest(){return console.warn("App.noScissorTest is deprecated. Use App.disable(PicoGL.SCISSOR_TEST) instead."),this.disable(s.SCISSOR_TEST),this}rasterize(){return console.warn("App.noRasterize is deprecated. Use App.disable(PicoGL.RASTERIZER_DISCARD) instead."),this.disable(s.RASTERIZER_DISCARD),this}noRasterize(){return console.warn("App.rasterize is deprecated. Use App.enable(PicoGL.RASTERIZER_DISCARD) instead."),this.enable(s.RASTERIZER_DISCARD),this}cullBackfaces(){return console.warn("App.cullBackfaces is deprecated. Use App.enable(PicoGL.CULL_FACE) instead."),this.enable(s.CULL_FACE),this}drawBackfaces(){return console.warn("App.drawBackfaces is deprecated. Use App.disable(PicoGL.CULL_FACE) instead."),this.disable(s.CULL_FACE),this}}let p=!1;const G=Object.assign({version:"0.17.9",WEBGL_INFO:h,createApp:(t,e)=>("CANVAS"===t.tagName&&(t=t.getContext("webgl2",e)),p||(h.MAX_TEXTURE_UNITS=t.getParameter(s.MAX_COMBINED_TEXTURE_IMAGE_UNITS),h.MAX_UNIFORM_BUFFERS=t.getParameter(s.MAX_UNIFORM_BUFFER_BINDINGS),h.MAX_UNIFORMS=Math.min(t.getParameter(s.MAX_VERTEX_UNIFORM_VECTORS),t.getParameter(s.MAX_FRAGMENT_UNIFORM_VECTORS)),h.SAMPLES=t.getParameter(s.SAMPLES),h.VENDOR="(Unknown)",h.RENDERER="(Unknown)",h.FLOAT_RENDER_TARGETS=Boolean(t.getExtension("EXT_color_buffer_float")),h.LINEAR_FLOAT_TEXTURES=Boolean(t.getExtension("OES_texture_float_linear")),h.S3TC_TEXTURES=Boolean(t.getExtension("WEBGL_compressed_texture_s3tc")),h.S3TC_SRGB_TEXTURES=Boolean(t.getExtension("WEBGL_compressed_texture_s3tc_srgb")),h.ETC_TEXTURES=Boolean(t.getExtension("WEBGL_compressed_texture_etc")),h.ASTC_TEXTURES=Boolean(t.getExtension("WEBGL_compressed_texture_astc")),h.PVRTC_TEXTURES=Boolean(t.getExtension("WEBGL_compressed_texture_pvrtc")),h.LOSE_CONTEXT=Boolean(t.getExtension("WEBGL_lose_context")),h.DEBUG_SHADERS=Boolean(t.getExtension("WEBGL_debug_shaders")),h.GPU_TIMER=Boolean(t.getExtension("EXT_disjoint_timer_query_webgl2")||t.getExtension("EXT_disjoint_timer_query")),h.TEXTURE_ANISOTROPY=Boolean(t.getExtension("EXT_texture_filter_anisotropic")),h.MAX_TEXTURE_ANISOTROPY=h.TEXTURE_ANISOTROPY?t.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT):1,h.DEBUG_RENDERER_INFO=Boolean(t.getExtension("WEBGL_debug_renderer_info")),h.DEBUG_RENDERER_INFO&&(h.VENDOR=t.getParameter(s.UNMASKED_VENDOR_WEBGL),h.RENDERER=t.getParameter(s.UNMASKED_RENDERER_WEBGL)),h.PARALLEL_SHADER_COMPILE=Boolean(t.getExtension("KHR_parallel_shader_compile")),h.MULTI_DRAW_INSTANCED=Boolean(t.getExtension("WEBGL_multi_draw_instanced")),p=!0),new g(t))},s)}},e={};function i(s){if(e[s])return e[s].exports;var r=e[s]={exports:{}};return t[s](r,r.exports,i),r.exports}return i.d=(t,e)=>{for(var s in e)i.o(e,s)&&!i.o(t,s)&&Object.defineProperty(t,s,{enumerable:!0,get:e[s]})},i.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),i(825)})().PicoGL}));
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