re( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n  uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n  varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if defined( USE_SHADOWMAP ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_COORDS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmission.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef texture2DLodEXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( const in vec3 radiance, const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}"},Ps={common:{diffuse:{value:new Yn(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new Dn},uv2Transform:{value:new Dn},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new Ln(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Yn(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Yn(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new Dn}},sprite:{diffuse:{value:new Yn(16777215)},opacity:{value:1},center:{value:new Ln(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new Dn}}},ks={basic:{uniforms:ps([Ps.common,Ps.specularmap,Ps.envmap,Ps.aomap,Ps.lightmap,Ps.fog]),vertexShader:Rs.meshbasic_vert,fragmentShader:Rs.meshbasic_frag},lambert:{uniforms:ps([Ps.common,Ps.specularmap,Ps.envmap,Ps.aomap,Ps.lightmap,Ps.emissivemap,Ps.bumpmap,Ps.normalmap,Ps.displacementmap,Ps.fog,Ps.lights,{emissive:{value:new Yn(0)}}]),vertexShader:Rs.meshlambert_vert,fragmentShader:Rs.meshlambert_frag},phong:{uniforms:ps([Ps.common,Ps.specularmap,Ps.envmap,Ps.aomap,Ps.lightmap,Ps.emissivemap,Ps.bumpmap,Ps.normalmap,Ps.displacementmap,Ps.fog,Ps.lights,{emissive:{value:new Yn(0)},specular:{value:new 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ms({name:"BackgroundMaterial",uniforms:ds(ks.background.uniforms),vertexShader:ks.background.vertexShader,fragmentShader:ks.background.fragmentShader,side:m,depthTest:!1,depthWrite:!1,fog:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=f,l.material.uniforms.backgroundIntensity.value=s.backgroundIntensity,!0===f.matrixAutoUpdate&&f.updateMatrix(),l.material.uniforms.uvTransform.value.copy(f.matrix),u===f&&d===f.version&&p===e.toneMapping||(l.material.needsUpdate=!0,u=f,d=f.version,p=e.toneMapping),l.layers.enableAll(),i.unshift(l,l.geometry,l.material,0,0,null))}}}function Qs(e,t,n,i){const r=e.getParameter(34921),s=i.isWebGL2?null:t.get("OES_vertex_array_object"),o=i.isWebGL2||null!==s,a={},l=p(null);let c=l,h=!1;function u(t){return i.isWebGL2?e.bindVertexArray(t):s.bindVertexArrayOES(t)}function d(t){return i.isWebGL2?e.deleteVertexArray(t):s.deleteVertexArrayOES(t)}function p(e){const t=[],n=[],i=[];for(let e=0;e<r;e++)t[e]=0,n[e]=0,i[e]=0;return{geometry:null,program:null,wireframe:!1,newAttributes:t,enabledAttributes:n,attributeDivisors:i,object:e,attributes:{},index:null}}function A(){const e=c.newAttributes;for(let t=0,n=e.length;t<n;t++)e[t]=0}function f(e){m(e,0)}function m(n,r){const s=c.newAttributes,o=c.enabledAttributes,a=c.attributeDivisors;s[n]=1,0===o[n]&&(e.enableVertexAttribArray(n),o[n]=1),a[n]!==r&&((i.isWebGL2?e:t.get("ANGLE_instanced_arrays"))[i.isWebGL2?"vertexAttribDivisor":"vertexAttribDivisorANGLE"](n,r),a[n]=r)}function g(){const t=c.newAttributes,n=c.enabledAttributes;for(let i=0,r=n.length;i<r;i++)n[i]!==t[i]&&(e.disableVertexAttribArray(i),n[i]=0)}function v(t,n,r,s,o,a){!0!==i.isWebGL2||5124!==r&&5125!==r?e.vertexAttribPointer(t,n,r,s,o,a):e.vertexAttribIPointer(t,n,r,o,a)}function y(){E(),h=!0,c!==l&&(c=l,u(c.object))}function E(){l.geometry=null,l.program=null,l.wireframe=!1}return{setup:function(r,l,d,y,E){let b=!1;if(o){const t=function(t,n,r){const o=!0===r.wireframe;let l=a[t.id];void 0===l&&(l={},a[t.id]=l);let c=l[n.id];void 0===c&&(c={},l[n.id]=c);let h=c[o];return void 0===h&&(h=p(i.isWebGL2?e.createVertexArray():s.createVertexArrayOES()),c[o]=h),h}(y,d,l);c!==t&&(c=t,u(c.object)),b=function(e,t,n,i){const r=c.attributes,s=t.attributes;let o=0;const a=n.getAttributes();for(const t in a)if(a[t].location>=0){const n=r[t];let i=s[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;o++}return c.attributesNum!==o||c.index!==i}(r,y,d,E),b&&function(e,t,n,i){const r={},s=t.attributes;let o=0;const a=n.getAttributes();for(const t in a)if(a[t].location>=0){let n=s[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,o++}c.attributes=r,c.attributesNum=o,c.index=i}(r,y,d,E)}else{const e=!0===l.wireframe;c.geometry===y.id&&c.program===d.id&&c.wireframe===e||(c.geometry=y.id,c.program=d.id,c.wireframe=e,b=!0)}null!==E&&n.update(E,34963),(b||h)&&(h=!1,function(r,s,o,a){if(!1===i.isWebGL2&&(r.isInstancedMesh||a.isInstancedBufferGeometry)&&null===t.get("ANGLE_instanced_arrays"))return;A();const l=a.attributes,c=o.getAttributes(),h=s.defaultAttributeValues;for(const t in c){const i=c[t];if(i.location>=0){let s=l[t];if(void 0===s&&("instanceMatrix"===t&&r.instanceMatrix&&(s=r.instanceMatrix),"instanceColor"===t&&r.instanceColor&&(s=r.instanceColor)),void 0!==s){const t=s.normalized,o=s.itemSize,l=n.get(s);if(void 0===l)continue;const c=l.buffer,h=l.type,u=l.bytesPerElement;if(s.isInterleavedBufferAttribute){const n=s.data,l=n.stride,d=s.offset;if(n.isInstancedInterleavedBuffer){for(let e=0;e<i.locationSize;e++)m(i.location+e,n.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===a._maxInstanceCount&&(a._maxInstanceCount=n.meshPerAttribute*n.count)}else for(let e=0;e<i.locationSize;e++)f(i.location+e);e.bindBuffer(34962,c);for(let e=0;e<i.locationSize;e++)v(i.location+e,o/i.locationSize,h,t,l*u,(d+o/i.locationSize*e)*u)}else{if(s.isInstancedBufferAttribute){for(let e=0;e<i.locationSize;e++)m(i.location+e,s.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===a._maxInstanceCount&&(a._maxInstanceCount=s.meshPerAttribute*s.count)}else for(let e=0;e<i.locationSize;e++)f(i.location+e);e.bindBuffer(34962,c);for(let e=0;e<i.locationSize;e++)v(i.location+e,o/i.locationSize,h,t,o*u,o/i.locationSize*e*u)}}else if(void 0!==h){const n=h[t];if(void 0!==n)switch(n.length){case 2:e.vertexAttrib2fv(i.location,n);break;case 3:e.vertexAttrib3fv(i.location,n);break;case 4:e.vertexAttrib4fv(i.location,n);break;default:e.vertexAttrib1fv(i.location,n)}}}}g()}(r,l,d,y),null!==E&&e.bindBuffer(34963,n.get(E).buffer))},reset:y,resetDefaultState:E,dispose:function(){y();for(const e in a){const t=a[e];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete a[e]}},releaseStatesOfGeometry:function(e){if(void 0===a[e.id])return;const t=a[e.id];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete a[e.id]},releaseStatesOfProgram:function(e){for(const t in a){const n=a[t];if(void 0===n[e.id])continue;const i=n[e.id];for(const e in i)d(i[e].object),delete i[e];delete n[e.id]}},initAttributes:A,enableAttribute:f,disableUnusedAttributes:g}}function Us(e,t,n,i){const r=i.isWebGL2;let s;this.setMode=function(e){s=e},this.render=function(t,i){e.drawArrays(s,t,i),n.update(i,s,1)},this.renderInstances=function(i,o,a){if(0===a)return;let l,c;if(r)l=e,c="drawArraysInstanced";else if(l=t.get("ANGLE_instanced_arrays"),c="drawArraysInstancedANGLE",null===l)return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");l[c](s,i,o,a),n.update(o,s,a)}}function Ns(e,t,n){let i;function r(t){if("highp"===t){if(e.getShaderPrecisionFormat(35633,36338).precision>0&&e.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(35633,36337).precision>0&&e.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&e instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&e instanceof WebGL2ComputeRenderingContext;let o=void 0!==n.precision?n.precision:"highp";const a=r(o);a!==o&&(console.warn("THREE.WebGLRenderer:",o,"not supported, using",a,"instead."),o=a);const l=s||t.has("WEBGL_draw_buffers"),c=!0===n.logarithmicDepthBuffer,h=e.getParameter(34930),u=e.getParameter(35660),d=e.getParameter(3379),p=e.getParameter(34076),A=e.getParameter(34921),f=e.getParameter(36347),m=e.getParameter(36348),g=e.getParameter(36349),v=u>0,y=s||t.has("OES_texture_float");return{isWebGL2:s,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");i=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:o,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:A,maxVertexUniforms:f,maxVaryings:m,maxFragmentUniforms:g,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:v&&y,maxSamples:s?e.getParameter(36183):0}}function Gs(e){const t=this;let n=null,i=0,r=!1,s=!1;const o=new _s,a=new Dn,l={value:null,needsUpdate:!1};function c(){l.value!==n&&(l.value=n,l.needsUpdate=i>0),t.numPlanes=i,t.numIntersection=0}function h(e,n,i,r){const s=null!==e?e.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const t=i+4*s,r=n.matrixWorldInverse;a.getNormalMatrix(r),(null===c||c.length<t)&&(c=new Float32Array(t));for(let t=0,n=i;t!==s;++t,n+=4)o.copy(e[t]).applyMatrix4(r,a),o.normal.toArray(c,n),c[n+3]=o.constant}l.value=c,l.needsUpdate=!0}return t.numPlanes=s,t.numIntersection=0,c}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(e,t,s){const o=0!==e.length||t||0!==i||r;return r=t,n=h(e,s,0),i=e.length,o},this.beginShadows=function(){s=!0,h(null)},this.endShadows=function(){s=!1,c()},this.setState=function(t,o,a){const u=t.clippingPlanes,d=t.clipIntersection,p=t.clipShadows,A=e.get(t);if(!r||null===u||0===u.length||s&&!p)s?h(null):c();else{const e=s?0:i,t=4*e;let r=A.clippingState||null;l.value=r,r=h(u,o,t,a);for(let e=0;e!==t;++e)r[e]=n[e];A.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}}}function zs(e){let t=new WeakMap;function n(e,t){return t===ae?e.mapping=se:t===le&&(e.mapping=oe),e}function i(e){const n=e.target;n.removeEventListener("dispose",i);const r=t.get(n);void 0!==r&&(t.delete(n),r.dispose())}return{get:function(r){if(r&&r.isTexture&&!1===r.isRenderTargetTexture){const s=r.mapping;if(s===ae||s===le){if(t.has(r))return n(t.get(r).texture,r.mapping);{const s=r.image;if(s&&s.height>0){const o=new xs(s.height/2);return o.fromEquirectangularTexture(e,r),t.set(r,o),r.addEventListener("dispose",i),n(o.texture,r.mapping)}return null}}}return r},dispose:function(){t=new WeakMap}}}class Hs extends gs{constructor(e=-1,t=1,n=1,i=-1,r=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-e,s=n+e,o=i+t,a=i-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,s=r+e*this.view.width,o-=t*this.view.offsetY,a=o-t*this.view.height}this.projectionMatrix.makeOrthographic(r,s,o,a,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}const Vs=[.125,.215,.35,.446,.526,.582],Ws=new Hs,js=new Yn;let qs=null;const Ys=(1+Math.sqrt(5))/2,Xs=1/Ys,Js=[new ci(1,1,1),new ci(-1,1,1),new ci(1,1,-1),new ci(-1,1,-1),new ci(0,Ys,Xs),new ci(0,Ys,-Xs),new ci(Xs,0,Ys),new ci(-Xs,0,Ys),new ci(Ys,Xs,0),new ci(-Ys,Xs,0)];class Ks{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,n=.1,i=100){qs=this._renderer.getRenderTarget(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,n,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=to(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=eo(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(qs),e.scissorTest=!1,$s(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===se||e.mapping===oe?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),qs=this._renderer.getRenderTarget();const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:ve,minFilter:ve,generateMipmaps:!1,type:Te,format:Fe,encoding:Dt,depthBuffer:!1},i=Zs(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Zs(e,t,n);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){const t=[],n=[],i=[];let r=e;const s=e-4+1+Vs.length;for(let o=0;o<s;o++){const s=Math.pow(2,r);n.push(s);let a=1/s;o>e-4?a=Vs[o-e+4-1]:0===o&&(a=0),i.push(a);const l=1/(s-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,A=3,f=2,m=1,g=new Float32Array(A*p*d),v=new Float32Array(f*p*d),y=new Float32Array(m*p*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];g.set(i,A*p*e),v.set(u,f*p*e);const r=[e,e,e,e,e,e];y.set(r,m*p*e)}const E=new Wr;E.setAttribute("position",new Ir(g,A)),E.setAttribute("uv",new Ir(v,f)),E.setAttribute("faceIndex",new Ir(y,m)),t.push(E),r>4&&r--}return{lodPlanes:t,sizeLods:n,sigmas:i}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array(20),r=new ci(0,1,0);return new ms({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:y,depthTest:!1,depthWrite:!1})}(i,e,t)}return i}_compileMaterial(e){const t=new cs(this._lodPlanes[0],e);this._renderer.compile(t,Ws)}_sceneToCubeUV(e,t,n,i){const r=new vs(90,1,t,n),s=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],a=this._renderer,l=a.autoClear,c=a.toneMapping;a.getClearColor(js),a.toneMapping=Z,a.autoClear=!1;const h=new Cr({name:"PMREM.Background",side:g,depthWrite:!1,depthTest:!1}),u=new cs(new us,h);let d=!1;const p=e.background;p?p.isColor&&(h.color.copy(p),e.background=null,d=!0):(h.color.copy(js),d=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(r.up.set(0,s[t],0),r.lookAt(o[t],0,0)):1===n?(r.up.set(0,0,s[t]),r.lookAt(0,o[t],0)):(r.up.set(0,s[t],0),r.lookAt(0,0,o[t]));const l=this._cubeSize;$s(i,n*l,t>2?l:0,l,l),a.setRenderTarget(i),d&&a.render(u,r),a.render(e,r)}u.geometry.dispose(),u.material.dispose(),a.toneMapping=c,a.autoClear=l,e.background=p}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===se||e.mapping===oe;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=to()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=eo());const r=i?this._cubemapMaterial:this._equirectMaterial,s=new cs(this._lodPlanes[0],r);r.uniforms.envMap.value=e;const o=this._cubeSize;$s(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(s,Ws)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;for(let t=1;t<this._lodPlanes.length;t++){const n=Math.sqrt(this._sigmas[t]*this._sigmas[t]-this._sigmas[t-1]*this._sigmas[t-1]),i=Js[(t-1)%Js.length];this._blur(e,t-1,t,n,i)}t.autoClear=n}_blur(e,t,n,i,r){const s=this._pingPongRenderTarget;this._halfBlur(e,s,t,n,i,"latitudinal",r),this._halfBlur(s,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,s,o){const a=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new cs(this._lodPlanes[i],l),h=l.uniforms,u=this._sizeLods[n]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/d,A=isFinite(r)?1+Math.floor(3*p):20;A>20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${A} samples when the maximum is set to 20`);const f=[];let m=0;for(let e=0;e<20;++e){const t=e/p,n=Math.exp(-t*t/2);f.push(n),0===e?m+=n:e<A&&(m+=2*n)}for(let e=0;e<f.length;e++)f[e]=f[e]/m;h.envMap.value=e.texture,h.samples.value=A,h.weights.value=f,h.latitudinal.value="latitudinal"===s,o&&(h.poleAxis.value=o);const{_lodMax:g}=this;h.dTheta.value=d,h.mipInt.value=g-n;const v=this._sizeLods[i];$s(t,3*v*(i>g-4?i-g+4:0),4*(this._cubeSize-v),3*v,2*v),a.setRenderTarget(t),a.render(c,Ws)}}function Zs(e,t,n){const i=new ni(e,t,n);return i.texture.mapping=ce,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function $s(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function eo(){return new ms({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:y,depthTest:!1,depthWrite:!1})}function to(){return new ms({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, 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t=A[e.type];let n;if(t){const e=ks[t];n=fs.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let i;for(let e=0,t=c.length;e<t;e++){const t=c[e];if(t.cacheKey===n){i=t,++i.usedTimes;break}}return void 0===i&&(i=new La(e,n,t,s),c.push(i)),i},releaseProgram:function(e){if(0==--e.usedTimes){const t=c.indexOf(e);c[t]=c[c.length-1],c.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:c,dispose:function(){l.dispose()}}}function Fa(){let e=new WeakMap;return{get:function(t){let n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,i){e.get(t)[n]=i},dispose:function(){e=new WeakMap}}}function Oa(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function Qa(e,t){return 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t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||Oa),i.length>1&&i.sort(t||Qa),r.length>1&&r.sort(t||Qa)}}}function Na(){let e=new WeakMap;return{get:function(t,n){const i=e.get(t);let r;return void 0===i?(r=new Ua,e.set(t,[r])):n>=i.length?(r=new Ua,i.push(r)):r=i[n],r},dispose:function(){e=new WeakMap}}}function Ga(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new ci,color:new Yn};break;case"SpotLight":n={position:new ci,direction:new ci,color:new Yn,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new ci,color:new Yn,distance:0,decay:0};break;case"HemisphereLight":n={direction:new ci,skyColor:new Yn,groundColor:new Yn};break;case"RectAreaLight":n={color:new Yn,position:new ci,halfWidth:new ci,halfHeight:new ci}}return e[t.id]=n,n}}}let za=0;function Ha(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Va(e,t){const n=new Ga,i=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Ln};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Ln,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0};for(let e=0;e<9;e++)r.probe.push(new ci);const s=new ci,o=new Ui,a=new Ui;return{setup:function(s,o){let a=0,l=0,c=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let h=0,u=0,d=0,p=0,A=0,f=0,m=0,g=0,v=0,y=0;s.sort(Ha);const E=!0!==o?Math.PI:1;for(let e=0,t=s.length;e<t;e++){const t=s[e],o=t.color,b=t.intensity,x=t.distance,w=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)a+=o.r*b*E,l+=o.g*b*E,c+=o.b*b*E;else if(t.isLightProbe)for(let e=0;e<9;e++)r.probe[e].addScaledVector(t.sh.coefficients[e],b);else if(t.isDirectionalLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*E),t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,r.directionalShadow[h]=n,r.directionalShadowMap[h]=w,r.directionalShadowMatrix[h]=t.shadow.matrix,f++}r.directional[h]=e,h++}else if(t.isSpotLight){const e=n.get(t);e.position.setFromMatrixPosition(t.matrixWorld),e.color.copy(o).multiplyScalar(b*E),e.distance=x,e.coneCos=Math.cos(t.angle),e.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),e.decay=t.decay,r.spot[d]=e;const s=t.shadow;if(t.map&&(r.spotLightMap[v]=t.map,v++,s.updateMatrices(t),t.castShadow&&y++),r.spotLightMatrix[d]=s.matrix,t.castShadow){const e=i.get(t);e.shadowBias=s.bias,e.shadowNormalBias=s.normalBias,e.shadowRadius=s.radius,e.shadowMapSize=s.mapSize,r.spotShadow[d]=e,r.spotShadowMap[d]=w,g++}d++}else if(t.isRectAreaLight){const e=n.get(t);e.color.copy(o).multiplyScalar(b),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),r.rectArea[p]=e,p++}else if(t.isPointLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*E),e.distance=t.distance,e.decay=t.decay,t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,n.shadowCameraNear=e.camera.near,n.shadowCameraFar=e.camera.far,r.pointShadow[u]=n,r.pointShadowMap[u]=w,r.pointShadowMatrix[u]=t.shadow.matrix,m++}r.point[u]=e,u++}else if(t.isHemisphereLight){const e=n.get(t);e.skyColor.copy(t.color).multiplyScalar(b*E),e.groundColor.copy(t.groundColor).multiplyScalar(b*E),r.hemi[A]=e,A++}}p>0&&(t.isWebGL2||!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=Ps.LTC_FLOAT_1,r.rectAreaLTC2=Ps.LTC_FLOAT_2):!0===e.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=Ps.LTC_HALF_1,r.rectAreaLTC2=Ps.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=a,r.ambient[1]=l,r.ambient[2]=c;const b=r.hash;b.directionalLength===h&&b.pointLength===u&&b.spotLength===d&&b.rectAreaLength===p&&b.hemiLength===A&&b.numDirectionalShadows===f&&b.numPointShadows===m&&b.numSpotShadows===g&&b.numSpotMaps===v||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=A,r.directionalShadow.length=f,r.directionalShadowMap.length=f,r.pointShadow.length=m,r.pointShadowMap.length=m,r.spotShadow.length=g,r.spotShadowMap.length=g,r.directionalShadowMatrix.length=f,r.pointShadowMatrix.length=m,r.spotLightMatrix.length=g+v-y,r.spotLightMap.length=v,r.numSpotLightShadowsWithMaps=y,b.directionalLength=h,b.pointLength=u,b.spotLength=d,b.rectAreaLength=p,b.hemiLength=A,b.numDirectionalShadows=f,b.numPointShadows=m,b.numSpotShadows=g,b.numSpotMaps=v,r.version=za++)},setupView:function(e,t){let n=0,i=0,l=0,c=0,h=0;const u=t.matrixWorldInverse;for(let t=0,d=e.length;t<d;t++){const d=e[t];if(d.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),n++}else if(d.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const e=r.rectArea[c];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),a.identity(),o.copy(d.matrixWorld),o.premultiply(u),a.extractRotation(o),e.halfWidth.set(.5*d.width,0,0),e.halfHeight.set(0,.5*d.height,0),e.halfWidth.applyMatrix4(a),e.halfHeight.applyMatrix4(a),c++}else if(d.isPointLight){const e=r.point[i];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),i++}else if(d.isHemisphereLight){const e=r.hemi[h];e.direction.setFromMatrixPosition(d.matrixWorld),e.direction.transformDirection(u),h++}}},state:r}}function Wa(e,t){const n=new Va(e,t),i=[],r=[];return{init:function(){i.length=0,r.length=0},state:{lightsArray:i,shadowsArray:r,lights:n},setupLights:function(e){n.setup(i,e)},setupLightsView:function(e){n.setupView(i,e)},pushLight:function(e){i.push(e)},pushShadow:function(e){r.push(e)}}}function ja(e,t){let n=new WeakMap;return{get:function(i,r=0){const s=n.get(i);let o;return void 0===s?(o=new Wa(e,t),n.set(i,[o])):r>=s.length?(o=new Wa(e,t),s.push(o)):o=s[r],o},dispose:function(){n=new WeakMap}}}class qa extends wr{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Pt,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Ya extends wr{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.referencePosition=new ci,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Xa(e,t,n){let i=new Ss;const r=new Ln,s=new Ln,o=new ti,a=new qa({depthPacking:kt}),l=new Ya,c={},h=n.maxTextureSize,u={0:g,1:m,2:v},d=new ms({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new Ln},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),A=d.clone();A.defines.HORIZONTAL_PASS=1;const E=new Wr;E.setAttribute("position",new Ir(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const b=new cs(E,d),x=this;function w(n,i){const s=t.update(b);d.defines.VSM_SAMPLES!==n.blurSamples&&(d.defines.VSM_SAMPLES=n.blurSamples,A.defines.VSM_SAMPLES=n.blurSamples,d.needsUpdate=!0,A.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new ni(r.x,r.y)),d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,s,d,b,null),A.uniforms.shadow_pass.value=n.mapPass.texture,A.uniforms.resolution.value=n.mapSize,A.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,s,A,b,null)}function C(t,n,i,r,s,o){let h=null;const d=!0===i.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(h=void 0!==d?d:!0===i.isPointLight?l:a,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const e=h.uuid,t=n.uuid;let i=c[e];void 0===i&&(i={},c[e]=i);let r=i[t];void 0===r&&(r=h.clone(),i[t]=r),h=r}return 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c=t[l],h=r[c.materialIndex];if(h&&h.visible){const t=C(n,h,o,s.near,s.far,a);e.renderBufferDirect(s,null,i,t,n,c)}}}else if(r.visible){const t=C(n,r,o,s.near,s.far,a);e.renderBufferDirect(s,null,i,t,n,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)M(l[e],r,s,o,a)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=p,this.render=function(t,n,a){if(!1===x.enabled)return;if(!1===x.autoUpdate&&!1===x.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),d=e.state;d.setBlending(y),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(let l=0,c=t.length;l<c;l++){const c=t[l],u=c.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;r.copy(u.mapSize);const 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C(e,i){null!==i&&4===i.length&&e.set(i[0]*t,i[1]*n,i[2]*t,i[3]*n)}this.enabled=!1,this.getController=function(e){var t=a[e];return void 0===t&&((t=new $a).matrixAutoUpdate=!1,t.visible=!1,a[e]=t),t},this.getDevice=function(){return r},this.setDevice=function(e){void 0!==e&&(r=e),M.setContext(e)},this.setFramebufferScaleFactor=function(e){h=e},this.setReferenceSpaceType=function(e){u=e},this.setPoseTarget=function(e){void 0!==e&&(o=e)},this.cameraAutoUpdate=!0,this.updateCamera=function(e){var t="local-floor"===u?1.6:0;if(r.depthNear=e.near,r.depthFar=e.far,r.getFrameData(s),"local-floor"===u){var n=r.stageParameters;n?l.fromArray(n.sittingToStandingTransform):l.makeTranslation(0,t,0)}var i=s.pose,h=null!==o?o:e;h.matrix.copy(l),h.matrix.decompose(h.position,h.quaternion,h.scale),null!==i.orientation&&(p.fromArray(i.orientation),h.quaternion.multiply(p)),null!==i.position&&(p.setFromRotationMatrix(l),A.fromArray(i.position),A.applyQuaternion(p),h.position.add(A)),h.updateMatrixWorld();for(var v=h.children,y=0,E=v.length;y<E;y++)v[y].updateMatrixWorld(!0);f.near=e.near,m.near=e.near,f.far=e.far,m.far=e.far,f.matrixWorldInverse.fromArray(s.leftViewMatrix),m.matrixWorldInverse.fromArray(s.rightViewMatrix),c.copy(l).invert(),"local-floor"===u&&(f.matrixWorldInverse.multiply(c),m.matrixWorldInverse.multiply(c));var M=h.parent;null!==M&&(d.copy(M.matrixWorld).invert(),f.matrixWorldInverse.multiply(d),m.matrixWorldInverse.multiply(d)),f.matrixWorld.copy(f.matrixWorldInverse).invert(),m.matrixWorld.copy(m.matrixWorldInverse).invert(),f.projectionMatrix.fromArray(s.leftProjectionMatrix),m.projectionMatrix.fromArray(s.rightProjectionMatrix),function(e,t,n){tl.setFromMatrixPosition(t.matrixWorld),nl.setFromMatrixPosition(n.matrixWorld);var i=tl.distanceTo(nl),r=t.projectionMatrix.elements,s=n.projectionMatrix.elements,o=r[14]/(r[10]-1),a=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=o*h,p=o*u,A=i/(-h+u),f=A*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(A),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();var m=o+A,g=a+A,v=d-f,y=p+(i-f),E=l*a/g*m,b=c*a/g*m;e.projectionMatrix.makePerspective(v,y,E,b,m,g)}(g,f,m);var _=r.getLayers();if(_.length){var I=_[0];C(f.viewport,I.leftBounds),C(m.viewport,I.rightBounds)}return function(){for(var e=0;e<a.length;e++){var t=a[e],n=w(e);if(void 0!==n&&void 0!==n.pose){if(null===n.pose)return;var i=n.pose;!1===i.hasPosition&&t.position.set(.2,-.6,-.05),null!==i.position&&t.position.fromArray(i.position),null!==i.orientation&&t.quaternion.fromArray(i.orientation),t.matrix.compose(t.position,t.quaternion,t.scale),t.matrix.premultiply(l),t.matrix.decompose(t.position,t.quaternion,t.scale),t.matrixWorldNeedsUpdate=!0,t.visible=!0;var r="Daydream Controller"===n.id?0:1;void 0===b[e]&&(b[e]=!1),b[e]!==n.buttons[r].pressed&&(b[e]=n.buttons[r].pressed,!0===b[e]?t.dispatchEvent({type:"selectstart"}):(t.dispatchEvent({type:"selectend"}),t.dispatchEvent({type:"select"}))),r=2,void 0===x[e]&&(x[e]=!1),void 0!==n.buttons[r]&&x[e]!==n.buttons[r].pressed&&(x[e]=n.buttons[r].pressed,!0===x[e]?t.dispatchEvent({type:"squeezestart"}):(t.dispatchEvent({type:"squeezeend"}),t.dispatchEvent({type:"squeeze"})))}else t.visible=!1}}(),g},this.getCamera=function(){return g},this.getFoveation=function(){return 1},this.setFoveation=function(e){1!==e&&console.warn("THREE.WebVRManager: setFoveation() not used in WebVR.")},this.getStandingMatrix=function(){return l},this.isPresenting=!1;var M=new Ts;this.setAnimationLoop=function(e){M.setAnimationLoop(e),this.isPresenting&&M.start()},this.submitFrame=function(){this.isPresenting&&r.submitFrame()},this.dispose=function(){"undefined"!=typeof window&&window.removeEventListener("vrdisplaypresentchange",E)},this.setFrameOfReferenceType=function(){console.warn("THREE.WebVRManager: setFrameOfReferenceType() has been deprecated.")}}Object.assign(il.prototype,{addEventListener:mn.prototype.addEventListener,hasEventListener:mn.prototype.hasEventListener,removeEventListener:mn.prototype.removeEventListener,dispatchEvent:mn.prototype.dispatchEvent});const rl={type:"move"};class sl{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new $a,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new $a,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new ci,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new ci),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new $a,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new ci,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new ci),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let i=null,r=null,s=null;const o=this._targetRay,a=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){s=!0;for(const i of e.hand.values()){const e=t.getJointPose(i,n),r=this._getHandJoint(l,i);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.jointRadius=e.radius),r.visible=null!==e}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],o=i.position.distanceTo(r.position),a=.02,c=.005;l.inputState.pinching&&o>a+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&o<=a-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==a&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),null!==r&&(a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),r.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(r.linearVelocity)):a.hasLinearVelocity=!1,r.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(r.angularVelocity)):a.hasAngularVelocity=!1));null!==o&&(i=t.getPose(e.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(rl)))}return null!==o&&(o.visible=null!==i),null!==a&&(a.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new $a;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class ol extends ei{constructor(e,t,n,i,r,s,o,a,l,c){if((c=void 0!==c?c:Ue)!==Ue&&c!==Ne)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===Ue&&(n=Be),void 0===n&&c===Ne&&(n=Re),super(null,i,r,s,o,a,c,n,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=void 0!==o?o:pe,this.minFilter=void 0!==a?a:pe,this.flipY=!1,this.generateMipmaps=!1}}class al extends mn{constructor(e,t){super();const n=this;let i=null,r=1;var s=null;let o=null,a="local-floor",l=null,c=null;var h=[];let u=null,d=null,p=null,A=null;const f=t.getContextAttributes();let m=null,g=null;const v=[],y=[],E=new Set,b=new Map,x=new vs;x.layers.enable(1),x.viewport=new ti;const w=new vs;w.layers.enable(2),w.viewport=new ti;const C=[x,w],M=new el;M.layers.enable(1),M.layers.enable(2);let _=null,I=null;function B(e){const t=y.indexOf(e.inputSource);if(-1===t)return;const n=v[t];void 0!==n&&n.dispatchEvent({type:e.type,data:e.inputSource})}function S(){i.removeEventListener("select",B),i.removeEventListener("selectstart",B),i.removeEventListener("selectend",B),i.removeEventListener("squeeze",B),i.removeEventListener("squeezestart",B),i.removeEventListener("squeezeend",B),i.removeEventListener("end",S),i.removeEventListener("inputsourceschange",T);for(let e=0;e<v.length;e++){const t=y[e];null!==t&&(y[e]=null,v[e].disconnect(t))}_=null,I=null,e.setRenderTarget(m),p=null,d=null,u=null,i=null,g=null,k.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function T(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],i=y.indexOf(n);i>=0&&(y[i]=null,v[i].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let i=y.indexOf(n);if(-1===i){for(let e=0;e<v.length;e++){if(e>=y.length){y.push(n),i=e;break}if(null===y[e]){y[e]=n,i=e;break}}if(-1===i)break}const r=v[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.layersEnabled=!1,this.enabled=!1,this.isPresenting=!1,this.getCameraPose=function(){return c},this.getController=function(e){let t=v[e];return void 0===t&&(t=new sl,v[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=v[e];return void 0===t&&(t=new sl,v[e]=t),t.getGripSpace()},this.getHand=function(e){let t=v[e];return void 0===t&&(t=new sl,v[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){r=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){a=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||o},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==d?d:p},this.getBinding=function(){return u},this.getFrame=function(){return A},this.getSession=function(){return i},this.setSession=async function(s){if(i=s,null!==i){if(m=e.getRenderTarget(),i.addEventListener("select",B),i.addEventListener("selectstart",B),i.addEventListener("selectend",B),i.addEventListener("squeeze",B),i.addEventListener("squeezestart",B),i.addEventListener("squeezeend",B),i.addEventListener("end",S),i.addEventListener("inputsourceschange",T),!0!==f.xrCompatible&&await t.makeXRCompatible(),void 0===i.renderState.layers||!1===e.capabilities.isWebGL2){const n={antialias:void 0!==i.renderState.layers||f.antialias,alpha:f.alpha,depth:f.depth,stencil:f.stencil,framebufferScaleFactor:r};p=new XRWebGLLayer(i,t,n),i.updateRenderState({baseLayer:p}),g=new ni(p.framebufferWidth,p.framebufferHeight,{format:Fe,type:we,encoding:e.outputEncoding,stencilBuffer:f.stencil})}else{let n=null,s=null,o=null;f.depth&&(o=f.stencil?35056:33190,n=f.stencil?Ne:Ue,s=f.stencil?Re:Be);const a={colorFormat:32856,depthFormat:o,scaleFactor:r};u=new XRWebGLBinding(i,t),d=u.createProjectionLayer(a),i.updateRenderState({layers:[d]}),g=new ni(d.textureWidth,d.textureHeight,{format:Fe,type:we,depthTexture:new ol(d.textureWidth,d.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:f.stencil,encoding:e.outputEncoding,samples:f.antialias?4:0}),e.properties.get(g).__ignoreDepthValues=d.ignoreDepthValues}g.isXRRenderTarget=!0,this.setFoveation(1),l=null,o=await i.requestReferenceSpace(a),k.setContext(i),k.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.addLayer=function(e){window.XRWebGLBinding&&this.layersEnabled&&i&&(h.push(e),this.updateLayers())},this.removeLayer=function(e){h.splice(h.indexOf(e),1),window.XRWebGLBinding&&this.layersEnabled&&i&&this.updateLayers()},this.updateLayers=function(){var e=h.map((function(e){return e}));e.unshift(i.renderState.layers[0]),i.updateRenderState({layers:e})};const L=new ci,D=new ci;function R(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.setPoseTarget=function(e){void 0!==e&&(s=e)},this.updateCamera=function(e){if(null===i)return;M.near=w.near=x.near=e.near,M.far=w.far=x.far=e.far,_===M.near&&I===M.far||(i.updateRenderState({depthNear:M.near,depthFar:M.far}),_=M.near,I=M.far);const t=M.cameras;var n=s||e;const r=n.parent;R(M,r);for(let e=0;e<t.length;e++)R(t[e],r);M.matrixWorld.decompose(M.position,M.quaternion,M.scale),n.matrixWorld.copy(M.matrixWorld),n.matrix.copy(M.matrix),n.matrix.decompose(n.position,n.quaternion,n.scale);const o=n.children;for(let e=0,t=o.length;e<t;e++)o[e].updateMatrixWorld(!0);2===t.length?function(e,t,n){L.setFromMatrixPosition(t.matrixWorld),D.setFromMatrixPosition(n.matrixWorld);const i=L.distanceTo(D),r=t.projectionMatrix.elements,s=n.projectionMatrix.elements,o=r[14]/(r[10]-1),a=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=o*h,p=o*u,A=i/(-h+u),f=A*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(A),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();const m=o+A,g=a+A,v=d-f,y=p+(i-f),E=l*a/g*m,b=c*a/g*m;e.projectionMatrix.makePerspective(v,y,E,b,m,g)}(M,x,w):M.projectionMatrix.copy(x.projectionMatrix)},this.getCamera=function(){return M},this.getFoveation=function(){return null!==d?d.fixedFoveation:null!==p?p.fixedFoveation:void 0},this.setFoveation=function(e){null!==d&&(d.fixedFoveation=e),null!==p&&void 0!==p.fixedFoveation&&(p.fixedFoveation=e)},this.getPlanes=function(){return E};let P=null;const k=new Ts;k.setAnimationLoop((function(t,i){if(c=i.getViewerPose(l||o),A=i,null!==c){const t=c.views;null!==p&&(e.setRenderTargetFramebuffer(g,p.framebuffer),e.setRenderTarget(g));let n=!1;t.length!==M.cameras.length&&(M.cameras.length=0,n=!0);for(let i=0;i<t.length;i++){const r=t[i];let s=null;if(null!==p)s=p.getViewport(r);else{const t=u.getViewSubImage(d,r);s=t.viewport,0===i&&(e.setRenderTargetTextures(g,t.colorTexture,d.ignoreDepthValues?void 0:t.depthStencilTexture),e.setRenderTarget(g))}let o=C[i];void 0===o&&(o=new vs,o.layers.enable(i),o.viewport=new ti,C[i]=o),o.matrix.fromArray(r.transform.matrix),o.projectionMatrix.fromArray(r.projectionMatrix),o.viewport.set(s.x,s.y,s.width,s.height),0===i&&M.matrix.copy(o.matrix),!0===n&&M.cameras.push(o)}}for(let e=0;e<v.length;e++){const t=y[e],n=v[e];null!==t&&void 0!==n&&n.update(t,i,l||o)}if(P&&P(t,i),i.detectedPlanes){n.dispatchEvent({type:"planesdetected",data:i.detectedPlanes});let e=null;for(const t of E)i.detectedPlanes.has(t)||(null===e&&(e=[]),e.push(t));if(null!==e)for(const t of e)E.delete(t),b.delete(t),n.dispatchEvent({type:"planeremoved",data:t});for(const e of i.detectedPlanes)if(E.has(e)){const t=b.get(e);e.lastChangedTime>t&&(b.set(e,e.lastChangedTime),n.dispatchEvent({type:"planechanged",data:e}))}else E.add(e),b.set(e,i.lastChangedTime),n.dispatchEvent({type:"planeadded",data:e})}A=null})),this.setAnimationLoop=function(e){P=e},this.dispose=function(){}}}function ll(e,t){function n(n,i){n.opacity.value=i.opacity,i.color&&n.diffuse.value.copy(i.color),i.emissive&&n.emissive.value.copy(i.emissive).multiplyScalar(i.emissiveIntensity),i.map&&(n.map.value=i.map),i.alphaMap&&(n.alphaMap.value=i.alphaMap),i.bumpMap&&(n.bumpMap.value=i.bumpMap,n.bumpScale.value=i.bumpScale,i.side===g&&(n.bumpScale.value*=-1)),i.displacementMap&&(n.displacementMap.value=i.displacementMap,n.displacementScale.value=i.displacementScale,n.displacementBias.value=i.displacementBias),i.emissiveMap&&(n.emissiveMap.value=i.emissiveMap),i.normalMap&&(n.normalMap.value=i.normalMap,n.normalScale.value.copy(i.normalScale),i.side===g&&n.normalScale.value.negate()),i.specularMap&&(n.specularMap.value=i.specularMap),i.alphaTest>0&&(n.alphaTest.value=i.alphaTest);const r=t.get(i).envMap;if(r&&(n.envMap.value=r,n.flipEnvMap.value=r.isCubeTexture&&!1===r.isRenderTargetTexture?-1:1,n.reflectivity.value=i.reflectivity,n.ior.value=i.ior,n.refractionRatio.value=i.refractionRatio),i.lightMap){n.lightMap.value=i.lightMap;const t=!0!==e.physicallyCorrectLights?Math.PI:1;n.lightMapIntensity.value=i.lightMapIntensity*t}let s,o;i.aoMap&&(n.aoMap.value=i.aoMap,n.aoMapIntensity.value=i.aoMapIntensity),i.map?s=i.map:i.specularMap?s=i.specularMap:i.displacementMap?s=i.displacementMap:i.normalMap?s=i.normalMap:i.bumpMap?s=i.bumpMap:i.roughnessMap?s=i.roughnessMap:i.metalnessMap?s=i.metalnessMap:i.alphaMap?s=i.alphaMap:i.emissiveMap?s=i.emissiveMap:i.clearcoatMap?s=i.clearcoatMap:i.clearcoatNormalMap?s=i.clearcoatNormalMap:i.clearcoatRoughnessMap?s=i.clearcoatRoughnessMap:i.iridescenceMap?s=i.iridescenceMap:i.iridescenceThicknessMap?s=i.iridescenceThicknessMap:i.specularIntensityMap?s=i.specularIntensityMap:i.specularColorMap?s=i.specularColorMap:i.transmissionMap?s=i.transmissionMap:i.thicknessMap?s=i.thicknessMap:i.sheenColorMap?s=i.sheenColorMap:i.sheenRoughnessMap&&(s=i.sheenRoughnessMap),void 0!==s&&(s.isWebGLRenderTarget&&(s=s.texture),!0===s.matrixAutoUpdate&&s.updateMatrix(),n.uvTransform.value.copy(s.matrix)),i.aoMap?o=i.aoMap:i.lightMap&&(o=i.lightMap),void 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ni(1,1,{generateMipmaps:!0,type:j.has("EXT_color_buffer_half_float")?Te:we,minFilter:be,samples:i&&!0===o?4:0})),y.getDrawingBufferSize(z),i?N.setSize(z.x,z.y):N.setSize(In(z.x),In(z.y));const r=y.getRenderTarget();y.setRenderTarget(N),y.clear();const s=y.toneMapping;y.toneMapping=Z,ke(e,t,n),y.toneMapping=s,K.updateMultisampleRenderTarget(N),K.updateRenderTargetMipmap(N),y.setRenderTarget(r)}(r,t,n),i&&Y.viewport(_.copy(i)),r.length>0&&ke(r,t,n),s.length>0&&ke(s,t,n),a.length>0&&ke(a,t,n),Y.buffers.depth.setTest(!0),Y.buffers.depth.setMask(!0),Y.buffers.color.setMask(!0),Y.setPolygonOffset(!1)}function ke(e,t,n){const i=!0===t.isScene?t.overrideMaterial:null;for(let r=0,s=e.length;r<s;r++){const s=e[r],o=s.object,a=s.geometry,l=null===i?s.material:i,c=s.group;o.layers.test(n.layers)&&Oe(o,t,n,a,l,c)}}function Oe(e,t,n,i,r,s){e.onBeforeRender(y,t,n,i,r,s),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),r.onBeforeRender(y,t,n,i,e,s),!0===r.transparent&&r.side===v?(r.side=g,r.needsUpdate=!0,y.renderBufferDirect(n,t,i,r,e,s),r.side=m,r.needsUpdate=!0,y.renderBufferDirect(n,t,i,r,e,s),r.side=v):y.renderBufferDirect(n,t,i,r,e,s),e.onAfterRender(y,t,n,i,r,s)}function Qe(e,t,n){!0!==t.isScene&&(t=V);const i=J.get(e),r=p.state.lights,s=p.state.shadowsArray,o=r.state.version,a=re.getParameters(e,r.state,s,t,n),l=re.getProgramCacheKey(a);let c=i.programs;i.environment=e.isMeshStandardMaterial?t.environment:null,i.fog=t.fog,i.envMap=(e.isMeshStandardMaterial?ee:$).get(e.envMap||i.environment),void 0===c&&(e.addEventListener("dispose",_e),c=new Map,i.programs=c);let h=c.get(l);if(void 0!==h){if(i.currentProgram===h&&i.lightsStateVersion===o)return Ue(e,a),h}else 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e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=o,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const 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console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let a=J.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(a=a[o]),a){Y.bindFramebuffer(36160,a);try{const o=e.texture,a=o.format,l=o.type;if(a!==Fe&&Ae.convert(a)!==ge.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=l===Te&&(j.has("EXT_color_buffer_half_float")||q.isWebGL2&&j.has("EXT_color_buffer_float"));if(!(l===we||Ae.convert(l)===ge.getParameter(35738)||l===Se&&(q.isWebGL2||j.has("OES_texture_float")||j.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ge.readPixels(t,n,i,r,Ae.convert(a),Ae.convert(l),s)}finally{const e=null!==w?J.get(w).__webglFramebuffer:null;Y.bindFramebuffer(36160,e)}}},this.copyFramebufferToTexture=function(e,t,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),s=Math.floor(t.image.height*i);K.setTexture2D(t,0),ge.copyTexSubImage2D(3553,n,0,0,e.x,e.y,r,s),Y.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i=0){const r=t.image.width,s=t.image.height,o=Ae.convert(n.format),a=Ae.convert(n.type);K.setTexture2D(n,0),ge.pixelStorei(37440,n.flipY),ge.pixelStorei(37441,n.premultiplyAlpha),ge.pixelStorei(3317,n.unpackAlignment),t.isDataTexture?ge.texSubImage2D(3553,i,e.x,e.y,r,s,o,a,t.image.data):t.isCompressedTexture?ge.compressedTexSubImage2D(3553,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):ge.texSubImage2D(3553,i,e.x,e.y,o,a,t.image),0===i&&n.generateMipmaps&&ge.generateMipmap(3553),Y.unbindTexture()},this.copyTextureToTexture3D=function(e,t,n,i,r=0){if(y.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=e.max.x-e.min.x+1,o=e.max.y-e.min.y+1,a=e.max.z-e.min.z+1,l=Ae.convert(i.format),c=Ae.convert(i.type);let h;if(i.isData3DTexture)K.setTexture3D(i,0),h=32879;else{if(!i.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");K.setTexture2DArray(i,0),h=35866}ge.pixelStorei(37440,i.flipY),ge.pixelStorei(37441,i.premultiplyAlpha),ge.pixelStorei(3317,i.unpackAlignment);const u=ge.getParameter(3314),d=ge.getParameter(32878),p=ge.getParameter(3316),A=ge.getParameter(3315),f=ge.getParameter(32877),m=n.isCompressedTexture?n.mipmaps[0]:n.image;ge.pixelStorei(3314,m.width),ge.pixelStorei(32878,m.height),ge.pixelStorei(3316,e.min.x),ge.pixelStorei(3315,e.min.y),ge.pixelStorei(32877,e.min.z),n.isDataTexture||n.isData3DTexture?ge.texSubImage3D(h,r,t.x,t.y,t.z,s,o,a,l,c,m.data):n.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),ge.compressedTexSubImage3D(h,r,t.x,t.y,t.z,s,o,a,l,m.data)):ge.texSubImage3D(h,r,t.x,t.y,t.z,s,o,a,l,c,m),ge.pixelStorei(3314,u),ge.pixelStorei(32878,d),ge.pixelStorei(3316,p),ge.pixelStorei(3315,A),ge.pixelStorei(32877,f),0===r&&i.generateMipmaps&&ge.generateMipmap(h),Y.unbindTexture()},this.initTexture=function(e){e.isCubeTexture?K.setTextureCube(e,0):e.isData3DTexture?K.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?K.setTexture2DArray(e,0):K.setTexture2D(e,0),Y.unbindTexture()},this.resetState=function(){b=0,x=0,w=null,Y.reset(),fe.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class ul extends hl{}ul.prototype.isWebGL1Renderer=!0;class dl{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new Yn(e),this.density=t}clone(){return new dl(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}class pl{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new Yn(e),this.near=t,this.far=n}clone(){return new pl(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}class Al extends hr{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.backgroundIntensity=this.backgroundIntensity),t}get autoUpdate(){return console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate}set autoUpdate(e){console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate=e}}class fl{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=rn,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=bn()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=bn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=bn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const ml=new ci;class gl{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=!0===i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)ml.fromBufferAttribute(this,t),ml.applyMatrix4(e),this.setXYZ(t,ml.x,ml.y,ml.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)ml.fromBufferAttribute(this,t),ml.applyNormalMatrix(e),this.setXYZ(t,ml.x,ml.y,ml.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)ml.fromBufferAttribute(this,t),ml.transformDirection(e),this.setXYZ(t,ml.x,ml.y,ml.z);return this}setX(e,t){return this.normalized&&(t=Sn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=Sn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=Sn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=Sn(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=Bn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Bn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Bn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Bn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array),i=Sn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=Sn(t,this.array),n=Sn(n,this.array),i=Sn(i,this.array),r=Sn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=r,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new Ir(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new gl(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class vl extends wr{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Yn(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let yl;const El=new ci,bl=new ci,xl=new ci,wl=new Ln,Cl=new Ln,Ml=new Ui,_l=new ci,Il=new ci,Bl=new ci,Sl=new Ln,Tl=new Ln,Ll=new Ln;class Dl extends hr{constructor(e){if(super(),this.isSprite=!0,this.type="Sprite",void 0===yl){yl=new Wr;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new fl(e,5);yl.setIndex([0,1,2,0,2,3]),yl.setAttribute("position",new gl(t,3,0,!1)),yl.setAttribute("uv",new gl(t,2,3,!1))}this.geometry=yl,this.material=void 0!==e?e:new vl,this.center=new Ln(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),bl.setFromMatrixScale(this.matrixWorld),Ml.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),xl.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&bl.multiplyScalar(-xl.z);const n=this.material.rotation;let i,r;0!==n&&(r=Math.cos(n),i=Math.sin(n));const s=this.center;Rl(_l.set(-.5,-.5,0),xl,s,bl,i,r),Rl(Il.set(.5,-.5,0),xl,s,bl,i,r),Rl(Bl.set(.5,.5,0),xl,s,bl,i,r),Sl.set(0,0),Tl.set(1,0),Ll.set(1,1);let o=e.ray.intersectTriangle(_l,Il,Bl,!1,El);if(null===o&&(Rl(Il.set(-.5,.5,0),xl,s,bl,i,r),Tl.set(0,1),o=e.ray.intersectTriangle(_l,Bl,Il,!1,El),null===o))return;const a=e.ray.origin.distanceTo(El);a<e.near||a>e.far||t.push({distance:a,point:El.clone(),uv:br.getUV(El,_l,Il,Bl,Sl,Tl,Ll,new Ln),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function Rl(e,t,n,i,r,s){wl.subVectors(e,n).addScalar(.5).multiply(i),void 0!==r?(Cl.x=s*wl.x-r*wl.y,Cl.y=r*wl.x+s*wl.y):Cl.copy(wl),e.copy(t),e.x+=Cl.x,e.y+=Cl.y,e.applyMatrix4(Ml)}const Pl=new ci,kl=new ci;class Fl extends hr{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let e=0,n=t.length;e<n;e++){const n=t[e];this.addLevel(n.object.clone(),n.distance,n.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let i=t[n].distance;if(t[n].object.visible&&(i-=i*t[n].hysteresis),e<i)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){Pl.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(Pl);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Pl.setFromMatrixPosition(e.matrixWorld),kl.setFromMatrixPosition(this.matrixWorld);const n=Pl.distanceTo(kl)/e.zoom;let i,r;for(t[0].object.visible=!0,i=1,r=t.length;i<r;i++){let e=t[i].distance;if(t[i].object.visible&&(e-=e*t[i].hysteresis),!(n>=e))break;t[i-1].object.visible=!1,t[i].object.visible=!0}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let e=0,i=n.length;e<i;e++){const i=n[e];t.object.levels.push({object:i.object.uuid,distance:i.distance,hysteresis:i.hysteresis})}return t}}const Ol=new ci,Ql=new ti,Ul=new ti,Nl=new ci,Gl=new Ui;class zl extends cs{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Ui,this.bindMatrixInverse=new Ui}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,this}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new ti,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const i=1/e.manhattanLength();i!==1/0?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(e,t){const n=this.skeleton,i=this.geometry;Ql.fromBufferAttribute(i.attributes.skinIndex,e),Ul.fromBufferAttribute(i.attributes.skinWeight,e),Ol.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){const i=Ul.getComponent(e);if(0!==i){const r=Ql.getComponent(e);Gl.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),t.addScaledVector(Nl.copy(Ol).applyMatrix4(Gl),i)}}return t.applyMatrix4(this.bindMatrixInverse)}}class Hl extends hr{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Vl extends ei{constructor(e=null,t=1,n=1,i,r,s,o,a,l=pe,c=pe,h,u){super(null,s,o,a,l,c,i,r,h,u),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Wl=new Ui,jl=new Ui;class ql{constructor(e=[],t=[]){this.uuid=bn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.frame=-1,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new Ui)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new Ui;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let i=0,r=e.length;i<r;i++){const r=e[i]?e[i].matrixWorld:jl;Wl.multiplyMatrices(r,t[i]),Wl.toArray(n,16*i)}null!==i&&(i.needsUpdate=!0)}clone(){return new ql(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=_n(e),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Vl(t,e,e,Fe,Se);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this.boneTextureSize=e,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const i=e.bones[n];let r=t[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new Hl),this.bones.push(r),this.boneInverses.push((new Ui).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.5,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const r=t[i];e.bones.push(r.uuid);const s=n[i];e.boneInverses.push(s.toArray())}return e}}class Yl extends Ir{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Xl=new Ui,Jl=new Ui,Kl=[],Zl=new Ui,$l=new cs;class ec extends cs{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Yl(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.frustumCulled=!1;for(let e=0;e<n;e++)this.setMatrixAt(e,Zl)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}raycast(e,t){const n=this.matrixWorld,i=this.count;if($l.geometry=this.geometry,$l.material=this.material,void 0!==$l.material)for(let r=0;r<i;r++){this.getMatrixAt(r,Xl),Jl.multiplyMatrices(n,Xl),$l.matrixWorld=Jl,$l.raycast(e,Kl);for(let e=0,n=Kl.length;e<n;e++){const n=Kl[e];n.instanceId=r,n.object=this,t.push(n)}Kl.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new Yl(new Float32Array(3*this.instanceMatrix.count),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}class tc extends wr{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Yn(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const nc=new ci,ic=new ci,rc=new Ui,sc=new Qi,oc=new Ti;class ac extends hr{constructor(e=new Wr,t=new tc){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,i=t.count;e<i;e++)nc.fromBufferAttribute(t,e-1),ic.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=nc.distanceTo(ic);e.setAttribute("lineDistance",new Fr(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),oc.copy(n.boundingSphere),oc.applyMatrix4(i),oc.radius+=r,!1===e.ray.intersectsSphere(oc))return;rc.copy(i).invert(),sc.copy(e.ray).applyMatrix4(rc);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),a=o*o,l=new ci,c=new ci,h=new ci,u=new ci,d=this.isLineSegments?2:1,p=n.index,A=n.attributes.position;if(null!==p)for(let n=Math.max(0,s.start),i=Math.min(p.count,s.start+s.count)-1;n<i;n+=d){const i=p.getX(n),r=p.getX(n+1);if(l.fromBufferAttribute(A,i),c.fromBufferAttribute(A,r),sc.distanceSqToSegment(l,c,u,h)>a)continue;u.applyMatrix4(this.matrixWorld);const s=e.ray.origin.distanceTo(u);s<e.near||s>e.far||t.push({distance:s,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}else for(let n=Math.max(0,s.start),i=Math.min(A.count,s.start+s.count)-1;n<i;n+=d){if(l.fromBufferAttribute(A,n),c.fromBufferAttribute(A,n+1),sc.distanceSqToSegment(l,c,u,h)>a)continue;u.applyMatrix4(this.matrixWorld);const i=e.ray.origin.distanceTo(u);i<e.near||i>e.far||t.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}const lc=new ci,cc=new ci;class hc extends ac{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,i=t.count;e<i;e+=2)lc.fromBufferAttribute(t,e),cc.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+lc.distanceTo(cc);e.setAttribute("lineDistance",new Fr(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class uc extends ac{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class dc extends wr{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Yn(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const pc=new Ui,Ac=new Qi,fc=new Ti,mc=new ci;class gc extends hr{constructor(e=new Wr,t=new dc){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),fc.copy(n.boundingSphere),fc.applyMatrix4(i),fc.radius+=r,!1===e.ray.intersectsSphere(fc))return;pc.copy(i).invert(),Ac.copy(e.ray).applyMatrix4(pc);const o=r/((this.scale.x+this.scale.y+this.scale.z)/3),a=o*o,l=n.index,c=n.attributes.position;if(null!==l)for(let n=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);n<r;n++){const r=l.getX(n);mc.fromBufferAttribute(c,r),vc(mc,r,a,i,e,t,this)}else for(let n=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);n<r;n++)mc.fromBufferAttribute(c,n),vc(mc,n,a,i,e,t,this)}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function vc(e,t,n,i,r,s,o){const a=Ac.distanceSqToPoint(e);if(a<n){const n=new ci;Ac.closestPointToPoint(e,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(a),point:n,index:t,face:null,object:o})}}class yc extends ei{constructor(e,t,n,i,r,s,o,a,l){super(e,t,n,i,r,s,o,a,l),this.isVideoTexture=!0,this.minFilter=void 0!==s?s:ve,this.magFilter=void 0!==r?r:ve,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){c.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1=="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class Ec extends ei{constructor(e,t,n){super({width:e,height:t}),this.isFramebufferTexture=!0,this.format=n,this.magFilter=pe,this.minFilter=pe,this.generateMipmaps=!1,this.needsUpdate=!0}}class bc extends ei{constructor(e,t,n,i,r,s,o,a,l,c,h,u){super(null,s,o,a,l,c,i,r,h,u),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class xc extends bc{constructor(e,t,n,i,r,s){super(e,t,n,r,s),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=ue}}class wc extends ei{constructor(e,t,n,i,r,s,o,a,l){super(e,t,n,i,r,s,o,a,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Cc{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),r=0;t.push(0);for(let s=1;s<=e;s++)n=this.getPoint(s/e),r+=n.distanceTo(i),t.push(r),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const r=n.length;let s;s=t||e*n[r-1];let o,a=0,l=r-1;for(;a<=l;)if(i=Math.floor(a+(l-a)/2),o=n[i]-s,o<0)a=i+1;else{if(!(o>0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(e,t){const n=1e-4;let i=e-n,r=e+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),o=this.getPoint(r),a=t||(s.isVector2?new Ln:new ci);return a.copy(o).sub(s).normalize(),a}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new ci,i=[],r=[],s=[],o=new ci,a=new Ui;for(let t=0;t<=e;t++){const n=t/e;i[t]=this.getTangentAt(n,new ci)}r[0]=new ci,s[0]=new ci;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],o),s[0].crossVectors(i[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),s[t]=s[t-1].clone(),o.crossVectors(i[t-1],i[t]),o.length()>Number.EPSILON){o.normalize();const e=Math.acos(xn(i[t-1].dot(i[t]),-1,1));r[t].applyMatrix4(a.makeRotationAxis(o,e))}s[t].crossVectors(i[t],r[t])}if(!0===t){let t=Math.acos(xn(r[0].dot(r[e]),-1,1));t/=e,i[0].dot(o.crossVectors(r[0],r[e]))>0&&(t=-t);for(let n=1;n<=e;n++)r[n].applyMatrix4(a.makeRotationAxis(i[n],t*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Mc extends Cc{constructor(e=0,t=0,n=1,i=1,r=0,s=2*Math.PI,o=!1,a=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=o,this.aRotation=a}getPoint(e,t){const n=t||new Ln,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=s?0:i),!0!==this.aClockwise||s||(r===i?r=-i:r-=i);const o=this.aStartAngle+e*r;let a=this.aX+this.xRadius*Math.cos(o),l=this.aY+this.yRadius*Math.sin(o);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=a-this.aX,i=l-this.aY;a=n*e-i*t+this.aX,l=n*t+i*e+this.aY}return n.set(a,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class _c extends Mc{constructor(e,t,n,i,r,s){super(e,t,n,n,i,r,s),this.isArcCurve=!0,this.type="ArcCurve"}}function Ic(){let e=0,t=0,n=0,i=0;function r(r,s,o,a){e=r,t=o,n=-3*r+3*s-2*o-a,i=2*r-2*s+o+a}return{initCatmullRom:function(e,t,n,i,s){r(t,n,s*(n-e),s*(i-t))},initNonuniformCatmullRom:function(e,t,n,i,s,o,a){let l=(t-e)/s-(n-e)/(s+o)+(n-t)/o,c=(n-t)/o-(i-t)/(o+a)+(i-n)/a;l*=o,c*=o,r(t,n,l,c)},calc:function(r){const s=r*r;return e+t*r+n*s+i*(s*r)}}}const Bc=new ci,Sc=new Ic,Tc=new Ic,Lc=new Ic;class Dc extends Cc{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new ci){const n=t,i=this.points,r=i.length,s=(r-(this.closed?0:1))*e;let o,a,l=Math.floor(s),c=s-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?o=i[(l-1)%r]:(Bc.subVectors(i[0],i[1]).add(i[0]),o=Bc);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2<r?a=i[(l+2)%r]:(Bc.subVectors(i[r-1],i[r-2]).add(i[r-1]),a=Bc),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(o.distanceToSquared(h),e),n=Math.pow(h.distanceToSquared(u),e),i=Math.pow(u.distanceToSquared(a),e);n<1e-4&&(n=1),t<1e-4&&(t=n),i<1e-4&&(i=n),Sc.initNonuniformCatmullRom(o.x,h.x,u.x,a.x,t,n,i),Tc.initNonuniformCatmullRom(o.y,h.y,u.y,a.y,t,n,i),Lc.initNonuniformCatmullRom(o.z,h.z,u.z,a.z,t,n,i)}else"catmullrom"===this.curveType&&(Sc.initCatmullRom(o.x,h.x,u.x,a.x,this.tension),Tc.initCatmullRom(o.y,h.y,u.y,a.y,this.tension),Lc.initCatmullRom(o.z,h.z,u.z,a.z,this.tension));return n.set(Sc.calc(c),Tc.calc(c),Lc.calc(c)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new ci).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function Rc(e,t,n,i,r){const s=.5*(i-t),o=.5*(r-n),a=e*e;return(2*n-2*i+s+o)*(e*a)+(-3*n+3*i-2*s-o)*a+s*e+n}function Pc(e,t,n,i){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,i)}function kc(e,t,n,i,r){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,i)+function(e,t){return e*e*e*t}(e,r)}class Fc extends Cc{constructor(e=new Ln,t=new Ln,n=new Ln,i=new Ln){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new Ln){const n=t,i=this.v0,r=this.v1,s=this.v2,o=this.v3;return n.set(kc(e,i.x,r.x,s.x,o.x),kc(e,i.y,r.y,s.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Oc extends Cc{constructor(e=new ci,t=new ci,n=new ci,i=new ci){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new ci){const n=t,i=this.v0,r=this.v1,s=this.v2,o=this.v3;return n.set(kc(e,i.x,r.x,s.x,o.x),kc(e,i.y,r.y,s.y,o.y),kc(e,i.z,r.z,s.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Qc extends Cc{constructor(e=new Ln,t=new Ln){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new Ln){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t){const n=t||new Ln;return n.copy(this.v2).sub(this.v1).normalize(),n}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Uc extends Cc{constructor(e=new ci,t=new ci){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new ci){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Nc extends Cc{constructor(e=new Ln,t=new Ln,n=new Ln){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new Ln){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(Pc(e,i.x,r.x,s.x),Pc(e,i.y,r.y,s.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Gc extends Cc{constructor(e=new ci,t=new ci,n=new ci){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new ci){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(Pc(e,i.x,r.x,s.x),Pc(e,i.y,r.y,s.y),Pc(e,i.z,r.z,s.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class zc extends Cc{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new Ln){const n=t,i=this.points,r=(i.length-1)*e,s=Math.floor(r),o=r-s,a=i[0===s?s:s-1],l=i[s],c=i[s>i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(Rc(o,a.x,l.x,c.x,h.x),Rc(o,a.y,l.y,c.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new Ln).fromArray(n))}return this}}var Hc=Object.freeze({__proto__:null,ArcCurve:_c,CatmullRomCurve3:Dc,CubicBezierCurve:Fc,CubicBezierCurve3:Oc,EllipseCurve:Mc,LineCurve:Qc,LineCurve3:Uc,QuadraticBezierCurve:Nc,QuadraticBezierCurve3:Gc,SplineCurve:zc});class Vc extends Cc{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);e.equals(t)||this.curves.push(new Qc(t,e))}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=n){const e=i[r]-n,s=this.curves[r],o=s.getLength(),a=0===o?0:1-e/o;return s.getPointAt(a,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const s=r[i],o=s.isEllipseCurve?2*e:s.isLineCurve||s.isLineCurve3?1:s.isSplineCurve?e*s.points.length:e,a=s.getPoints(o);for(let e=0;e<a.length;e++){const i=a[e];n&&n.equals(i)||(t.push(i),n=i)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new Hc[n.type]).fromJSON(n))}return this}}class Wc extends Vc{constructor(e){super(),this.type="Path",this.currentPoint=new Ln,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Qc(this.currentPoint.clone(),new Ln(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const r=new Nc(this.currentPoint.clone(),new Ln(e,t),new Ln(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,r,s){const o=new Fc(this.currentPoint.clone(),new Ln(e,t),new Ln(n,i),new Ln(r,s));return this.curves.push(o),this.currentPoint.set(r,s),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new zc(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,r,s){const o=this.currentPoint.x,a=this.currentPoint.y;return this.absarc(e+o,t+a,n,i,r,s),this}absarc(e,t,n,i,r,s){return this.absellipse(e,t,n,n,i,r,s),this}ellipse(e,t,n,i,r,s,o,a){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+l,t+c,n,i,r,s,o,a),this}absellipse(e,t,n,i,r,s,o,a){const l=new Mc(e,t,n,i,r,s,o,a);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class jc extends Wr{constructor(e=[new Ln(0,-.5),new Ln(.5,0),new Ln(0,.5)],t=12,n=0,i=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=xn(i,0,2*Math.PI);const r=[],s=[],o=[],a=[],l=[],c=1/t,h=new ci,u=new Ln,d=new ci,p=new ci,A=new ci;let f=0,m=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:f=e[t+1].x-e[t].x,m=e[t+1].y-e[t].y,d.x=1*m,d.y=-f,d.z=0*m,A.copy(d),d.normalize(),a.push(d.x,d.y,d.z);break;case e.length-1:a.push(A.x,A.y,A.z);break;default:f=e[t+1].x-e[t].x,m=e[t+1].y-e[t].y,d.x=1*m,d.y=-f,d.z=0*m,p.copy(d),d.x+=A.x,d.y+=A.y,d.z+=A.z,d.normalize(),a.push(d.x,d.y,d.z),A.copy(p)}for(let r=0;r<=t;r++){const d=n+r*c*i,p=Math.sin(d),A=Math.cos(d);for(let n=0;n<=e.length-1;n++){h.x=e[n].x*p,h.y=e[n].y,h.z=e[n].x*A,s.push(h.x,h.y,h.z),u.x=r/t,u.y=n/(e.length-1),o.push(u.x,u.y);const i=a[3*n+0]*p,c=a[3*n+1],d=a[3*n+0]*A;l.push(i,c,d)}}for(let n=0;n<t;n++)for(let t=0;t<e.length-1;t++){const i=t+n*e.length,s=i,o=i+e.length,a=i+e.length+1,l=i+1;r.push(s,o,l),r.push(a,l,o)}this.setIndex(r),this.setAttribute("position",new Fr(s,3)),this.setAttribute("uv",new Fr(o,2)),this.setAttribute("normal",new Fr(l,3))}static fromJSON(e){return new jc(e.points,e.segments,e.phiStart,e.phiLength)}}class qc extends jc{constructor(e=1,t=1,n=4,i=8){const r=new Wc;r.absarc(0,-t/2,e,1.5*Math.PI,0),r.absarc(0,t/2,e,0,.5*Math.PI),super(r.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,height:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new qc(e.radius,e.length,e.capSegments,e.radialSegments)}}class Yc extends Wr{constructor(e=1,t=8,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const r=[],s=[],o=[],a=[],l=new ci,c=new Ln;s.push(0,0,0),o.push(0,0,1),a.push(.5,.5);for(let r=0,h=3;r<=t;r++,h+=3){const u=n+r/t*i;l.x=e*Math.cos(u),l.y=e*Math.sin(u),s.push(l.x,l.y,l.z),o.push(0,0,1),c.x=(s[h]/e+1)/2,c.y=(s[h+1]/e+1)/2,a.push(c.x,c.y)}for(let e=1;e<=t;e++)r.push(e,e+1,0);this.setIndex(r),this.setAttribute("position",new Fr(s,3)),this.setAttribute("normal",new Fr(o,3)),this.setAttribute("uv",new Fr(a,2))}static fromJSON(e){return new Yc(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Xc extends Wr{constructor(e=1,t=1,n=1,i=8,r=1,s=!1,o=0,a=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:o,thetaLength:a};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const A=[],f=n/2;let m=0;function g(n){const r=p,s=new Ln,A=new ci;let g=0;const v=!0===n?e:t,y=!0===n?1:-1;for(let e=1;e<=i;e++)h.push(0,f*y,0),u.push(0,y,0),d.push(.5,.5),p++;const E=p;for(let e=0;e<=i;e++){const t=e/i*a+o,n=Math.cos(t),r=Math.sin(t);A.x=v*r,A.y=f*y,A.z=v*n,h.push(A.x,A.y,A.z),u.push(0,y,0),s.x=.5*n+.5,s.y=.5*r*y+.5,d.push(s.x,s.y),p++}for(let e=0;e<i;e++){const t=r+e,i=E+e;!0===n?c.push(i,i+1,t):c.push(i+1,i,t),g+=3}l.addGroup(m,g,!0===n?1:2),m+=g}!function(){const s=new ci,g=new ci;let v=0;const y=(t-e)/n;for(let l=0;l<=r;l++){const c=[],m=l/r,v=m*(t-e)+e;for(let e=0;e<=i;e++){const t=e/i,r=t*a+o,l=Math.sin(r),A=Math.cos(r);g.x=v*l,g.y=-m*n+f,g.z=v*A,h.push(g.x,g.y,g.z),s.set(l,y,A).normalize(),u.push(s.x,s.y,s.z),d.push(t,1-m),c.push(p++)}A.push(c)}for(let e=0;e<i;e++)for(let t=0;t<r;t++){const n=A[t][e],i=A[t+1][e],r=A[t+1][e+1],s=A[t][e+1];c.push(n,i,s),c.push(i,r,s),v+=6}l.addGroup(m,v,0),m+=v}(),!1===s&&(e>0&&g(!0),t>0&&g(!1)),this.setIndex(c),this.setAttribute("position",new Fr(h,3)),this.setAttribute("normal",new Fr(u,3)),this.setAttribute("uv",new Fr(d,2))}static fromJSON(e){return new Xc(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Jc extends Xc{constructor(e=1,t=1,n=8,i=1,r=!1,s=0,o=2*Math.PI){super(0,e,t,n,i,r,s,o),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:o}}static fromJSON(e){return new Jc(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Kc extends Wr{constructor(e=[],t=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:i};const r=[],s=[];function o(e,t,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const o=e.clone().lerp(n,i/r),a=t.clone().lerp(n,i/r),l=r-i;for(let e=0;e<=l;e++)s[i][e]=0===e&&i===r?o:o.clone().lerp(a,e/l)}for(let e=0;e<r;e++)for(let t=0;t<2*(r-e)-1;t++){const n=Math.floor(t/2);t%2==0?(a(s[e][n+1]),a(s[e+1][n]),a(s[e][n])):(a(s[e][n+1]),a(s[e+1][n+1]),a(s[e+1][n]))}}function a(e){r.push(e.x,e.y,e.z)}function l(t,n){const i=3*t;n.x=e[i+0],n.y=e[i+1],n.z=e[i+2]}function c(e,t,n,i){i<0&&1===e.x&&(s[t]=e.x-1),0===n.x&&0===n.z&&(s[t]=i/2/Math.PI+.5)}function h(e){return Math.atan2(e.z,-e.x)}!function(e){const n=new ci,i=new ci,r=new ci;for(let s=0;s<t.length;s+=3)l(t[s+0],n),l(t[s+1],i),l(t[s+2],r),o(n,i,r,e)}(i),function(e){const t=new ci;for(let n=0;n<r.length;n+=3)t.x=r[n+0],t.y=r[n+1],t.z=r[n+2],t.normalize().multiplyScalar(e),r[n+0]=t.x,r[n+1]=t.y,r[n+2]=t.z}(n),function(){const e=new ci;for(let n=0;n<r.length;n+=3){e.x=r[n+0],e.y=r[n+1],e.z=r[n+2];const i=h(e)/2/Math.PI+.5,o=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);s.push(i,1-o)}var t;(function(){const e=new ci,t=new ci,n=new ci,i=new ci,o=new Ln,a=new Ln,l=new Ln;for(let u=0,d=0;u<r.length;u+=9,d+=6){e.set(r[u+0],r[u+1],r[u+2]),t.set(r[u+3],r[u+4],r[u+5]),n.set(r[u+6],r[u+7],r[u+8]),o.set(s[d+0],s[d+1]),a.set(s[d+2],s[d+3]),l.set(s[d+4],s[d+5]),i.copy(e).add(t).add(n).divideScalar(3);const p=h(i);c(o,d+0,e,p),c(a,d+2,t,p),c(l,d+4,n,p)}})(),function(){for(let e=0;e<s.length;e+=6){const t=s[e+0],n=s[e+2],i=s[e+4],r=Math.max(t,n,i),o=Math.min(t,n,i);r>.9&&o<.1&&(t<.2&&(s[e+0]+=1),n<.2&&(s[e+2]+=1),i<.2&&(s[e+4]+=1))}}()}(),this.setAttribute("position",new Fr(r,3)),this.setAttribute("normal",new Fr(r.slice(),3)),this.setAttribute("uv",new Fr(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}static fromJSON(e){return new Kc(e.vertices,e.indices,e.radius,e.details)}}class Zc extends Kc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Zc(e.radius,e.detail)}}const $c=new ci,eh=new ci,th=new ci,nh=new br;class ih extends Wr{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const n=4,i=Math.pow(10,n),r=Math.cos(yn*t),s=e.getIndex(),o=e.getAttribute("position"),a=s?s.count:o.count,l=[0,0,0],c=["a","b","c"],h=new Array(3),u={},d=[];for(let e=0;e<a;e+=3){s?(l[0]=s.getX(e),l[1]=s.getX(e+1),l[2]=s.getX(e+2)):(l[0]=e,l[1]=e+1,l[2]=e+2);const{a:t,b:n,c:a}=nh;if(t.fromBufferAttribute(o,l[0]),n.fromBufferAttribute(o,l[1]),a.fromBufferAttribute(o,l[2]),nh.getNormal(th),h[0]=`${Math.round(t.x*i)},${Math.round(t.y*i)},${Math.round(t.z*i)}`,h[1]=`${Math.round(n.x*i)},${Math.round(n.y*i)},${Math.round(n.z*i)}`,h[2]=`${Math.round(a.x*i)},${Math.round(a.y*i)},${Math.round(a.z*i)}`,h[0]!==h[1]&&h[1]!==h[2]&&h[2]!==h[0])for(let e=0;e<3;e++){const t=(e+1)%3,n=h[e],i=h[t],s=nh[c[e]],o=nh[c[t]],a=`${n}_${i}`,p=`${i}_${n}`;p in u&&u[p]?(th.dot(u[p].normal)<=r&&(d.push(s.x,s.y,s.z),d.push(o.x,o.y,o.z)),u[p]=null):a in u||(u[a]={index0:l[e],index1:l[t],normal:th.clone()})}}for(const e in u)if(u[e]){const{index0:t,index1:n}=u[e];$c.fromBufferAttribute(o,t),eh.fromBufferAttribute(o,n),d.push($c.x,$c.y,$c.z),d.push(eh.x,eh.y,eh.z)}this.setAttribute("position",new Fr(d,3))}}}class rh extends Wc{constructor(e){super(e),this.uuid=bn(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,i=this.holes.length;n<i;n++)t[n]=this.holes[n].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const n=e.holes[t];this.holes.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,n=this.holes.length;t<n;t++){const n=this.holes[t];e.holes.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const n=e.holes[t];this.holes.push((new Wc).fromJSON(n))}return this}}function sh(e,t,n,i,r){let s,o;if(r===function(e,t,n,i){let r=0;for(let s=t,o=n-i;s<n;s+=i)r+=(e[o]-e[s])*(e[s+1]+e[o+1]),o=s;return r}(e,t,n,i)>0)for(s=t;s<n;s+=i)o=_h(s,e[s],e[s+1],o);else for(s=n-i;s>=t;s-=i)o=_h(s,e[s],e[s+1],o);return 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e=0,n=t.length,i=n-1,r=e+1;e<n;e++,i++,r++)i===n&&(i=0),r===n&&(r=0),R[e]=T(t[e],t[i],t[r]);D.push(R),P=P.concat(R)}for(let e=0;e<p;e++){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=_.length;e<t;e++){const t=I(_[e],L[e],i);O(t.x,t.y,-n)}for(let e=0,t=C.length;e<t;e++){const t=C[e];R=D[e];for(let e=0,r=t.length;e<r;e++){const r=I(t[e],R[e],i);O(r.x,r.y,-n)}}}const k=u+d;for(let e=0;e<B;e++){const t=c?I(w[e],P[e],k):w[e];b?(y.copy(g.normals[0]).multiplyScalar(t.x),v.copy(g.binormals[0]).multiplyScalar(t.y),E.copy(m[0]).add(y).add(v),O(E.x,E.y,E.z)):O(t.x,t.y,0)}for(let e=1;e<=a;e++)for(let t=0;t<B;t++){const n=c?I(w[t],P[t],k):w[t];b?(y.copy(g.normals[e]).multiplyScalar(n.x),v.copy(g.binormals[e]).multiplyScalar(n.y),E.copy(m[e]).add(y).add(v),O(E.x,E.y,E.z)):O(n.x,n.y,l/a*e)}for(let e=p-1;e>=0;e--){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=_.length;e<t;e++){const t=I(_[e],L[e],i);O(t.x,t.y,l+n)}for(let e=0,t=C.length;e<t;e++){const t=C[e];R=D[e];for(let e=0,r=t.length;e<r;e++){const r=I(t[e],R[e],i);b?O(r.x,r.y+m[a-1].y,m[a-1].x+n):O(r.x,r.y,l+n)}}}function F(e,t){let n=e.length;for(;--n>=0;){const i=n;let r=n-1;r<0&&(r=e.length-1);for(let e=0,n=a+2*p;e<n;e++){const n=B*e,s=B*(e+1);U(t+i+n,t+r+n,t+r+s,t+i+s)}}}function O(e,t,n){s.push(e),s.push(t),s.push(n)}function Q(e,t,r){N(e),N(t),N(r);const s=i.length/3,o=f.generateTopUV(n,i,s-3,s-2,s-1);G(o[0]),G(o[1]),G(o[2])}function U(e,t,r,s){N(e),N(t),N(s),N(t),N(r),N(s);const o=i.length/3,a=f.generateSideWallUV(n,i,o-6,o-3,o-2,o-1);G(a[0]),G(a[1]),G(a[3]),G(a[1]),G(a[2]),G(a[3])}function N(e){i.push(s[3*e+0]),i.push(s[3*e+1]),i.push(s[3*e+2])}function G(e){r.push(e.x),r.push(e.y)}!function(){const e=i.length/3;if(c){let e=0,t=B*e;for(let e=0;e<S;e++){const n=M[e];Q(n[2]+t,n[1]+t,n[0]+t)}e=a+2*p,t=B*e;for(let e=0;e<S;e++){const n=M[e];Q(n[0]+t,n[1]+t,n[2]+t)}}else{for(let e=0;e<S;e++){const t=M[e];Q(t[2],t[1],t[0])}for(let e=0;e<S;e++){const t=M[e];Q(t[0]+B*a,t[1]+B*a,t[2]+B*a)}}n.addGroup(e,i.length/3-e,0)}(),function(){const e=i.length/3;let t=0;F(_,t),t+=_.length;for(let e=0,n=C.length;e<n;e++){const n=C[e];F(n,t),t+=n.length}n.addGroup(e,i.length/3-e,1)}()}this.setAttribute("position",new Fr(i,3)),this.setAttribute("uv",new Fr(r,2)),this.computeVertexNormals()}toJSON(){const e=super.toJSON();return function(e,t,n){if(n.shapes=[],Array.isArray(e))for(let t=0,i=e.length;t<i;t++){const i=e[t];n.shapes.push(i.uuid)}else n.shapes.push(e.uuid);return n.options=Object.assign({},t),void 0!==t.extrudePath&&(n.options.extrudePath=t.extrudePath.toJSON()),n}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}const i=e.options.extrudePath;return void 0!==i&&(e.options.extrudePath=(new Hc[i.type]).fromJSON(i)),new Dh(n,e.options)}}const Rh={generateTopUV:function(e,t,n,i,r){const s=t[3*n],o=t[3*n+1],a=t[3*i],l=t[3*i+1],c=t[3*r],h=t[3*r+1];return[new Ln(s,o),new Ln(a,l),new Ln(c,h)]},generateSideWallUV:function(e,t,n,i,r,s){const o=t[3*n],a=t[3*n+1],l=t[3*n+2],c=t[3*i],h=t[3*i+1],u=t[3*i+2],d=t[3*r],p=t[3*r+1],A=t[3*r+2],f=t[3*s],m=t[3*s+1],g=t[3*s+2];return Math.abs(a-h)<Math.abs(o-c)?[new Ln(o,1-l),new Ln(c,1-u),new Ln(d,1-A),new Ln(f,1-g)]:[new Ln(a,1-l),new Ln(h,1-u),new Ln(p,1-A),new Ln(m,1-g)]}};class Ph extends Kc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2;super([-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ph(e.radius,e.detail)}}class kh extends Kc{constructor(e=1,t=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new kh(e.radius,e.detail)}}class Fh extends Wr{constructor(e=.5,t=1,n=8,i=1,r=0,s=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:s},n=Math.max(3,n);const o=[],a=[],l=[],c=[];let h=e;const u=(t-e)/(i=Math.max(1,i)),d=new ci,p=new Ln;for(let e=0;e<=i;e++){for(let e=0;e<=n;e++){const i=r+e/n*s;d.x=h*Math.cos(i),d.y=h*Math.sin(i),a.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,c.push(p.x,p.y)}h+=u}for(let e=0;e<i;e++){const t=e*(n+1);for(let e=0;e<n;e++){const i=e+t,r=i,s=i+n+1,a=i+n+2,l=i+1;o.push(r,s,l),o.push(s,a,l)}}this.setIndex(o),this.setAttribute("position",new Fr(a,3)),this.setAttribute("normal",new Fr(l,3)),this.setAttribute("uv",new Fr(c,2))}static fromJSON(e){return new Fh(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Oh extends Wr{constructor(e=new rh([new Ln(0,.5),new Ln(-.5,-.5),new Ln(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],r=[],s=[];let o=0,a=0;if(!1===Array.isArray(e))l(e);else for(let t=0;t<e.length;t++)l(e[t]),this.addGroup(o,a,t),o+=a,a=0;function l(e){const o=i.length/3,l=e.extractPoints(t);let c=l.shape;const h=l.holes;!1===Sh.isClockWise(c)&&(c=c.reverse());for(let e=0,t=h.length;e<t;e++){const t=h[e];!0===Sh.isClockWise(t)&&(h[e]=t.reverse())}const u=Sh.triangulateShape(c,h);for(let e=0,t=h.length;e<t;e++){const t=h[e];c=c.concat(t)}for(let e=0,t=c.length;e<t;e++){const t=c[e];i.push(t.x,t.y,0),r.push(0,0,1),s.push(t.x,t.y)}for(let e=0,t=u.length;e<t;e++){const t=u[e],i=t[0]+o,r=t[1]+o,s=t[2]+o;n.push(i,r,s),a+=3}}this.setIndex(n),this.setAttribute("position",new Fr(i,3)),this.setAttribute("normal",new Fr(r,3)),this.setAttribute("uv",new Fr(s,2))}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let n=0,i=e.length;n<i;n++){const i=e[n];t.shapes.push(i.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}return new Oh(n,e.curveSegments)}}class Qh extends Wr{constructor(e=1,t=32,n=16,i=0,r=2*Math.PI,s=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:r,thetaStart:s,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const a=Math.min(s+o,Math.PI);let l=0;const c=[],h=new ci,u=new ci,d=[],p=[],A=[],f=[];for(let d=0;d<=n;d++){const m=[],g=d/n;let v=0;0==d&&0==s?v=.5/t:d==n&&a==Math.PI&&(v=-.5/t);for(let n=0;n<=t;n++){const a=n/t;h.x=-e*Math.cos(i+a*r)*Math.sin(s+g*o),h.y=e*Math.cos(s+g*o),h.z=e*Math.sin(i+a*r)*Math.sin(s+g*o),p.push(h.x,h.y,h.z),u.copy(h).normalize(),A.push(u.x,u.y,u.z),f.push(a+v,1-g),m.push(l++)}c.push(m)}for(let e=0;e<n;e++)for(let i=0;i<t;i++){const t=c[e][i+1],r=c[e][i],o=c[e+1][i],l=c[e+1][i+1];(0!==e||s>0)&&d.push(t,r,l),(e!==n-1||a<Math.PI)&&d.push(r,o,l)}this.setIndex(d),this.setAttribute("position",new Fr(p,3)),this.setAttribute("normal",new Fr(A,3)),this.setAttribute("uv",new Fr(f,2))}static fromJSON(e){return new Qh(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Uh extends Kc{constructor(e=1,t=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Uh(e.radius,e.detail)}}class Nh extends Wr{constructor(e=1,t=.4,n=8,i=6,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:r},n=Math.floor(n),i=Math.floor(i);const s=[],o=[],a=[],l=[],c=new ci,h=new ci,u=new ci;for(let s=0;s<=n;s++)for(let d=0;d<=i;d++){const p=d/i*r,A=s/n*Math.PI*2;h.x=(e+t*Math.cos(A))*Math.cos(p),h.y=(e+t*Math.cos(A))*Math.sin(p),h.z=t*Math.sin(A),o.push(h.x,h.y,h.z),c.x=e*Math.cos(p),c.y=e*Math.sin(p),u.subVectors(h,c).normalize(),a.push(u.x,u.y,u.z),l.push(d/i),l.push(s/n)}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*e+t-1,r=(i+1)*(e-1)+t-1,o=(i+1)*(e-1)+t,a=(i+1)*e+t;s.push(n,r,a),s.push(r,o,a)}this.setIndex(s),this.setAttribute("position",new Fr(o,3)),this.setAttribute("normal",new Fr(a,3)),this.setAttribute("uv",new Fr(l,2))}static fromJSON(e){return new Nh(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Gh extends Wr{constructor(e=1,t=.4,n=64,i=8,r=2,s=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:r,q:s},n=Math.floor(n),i=Math.floor(i);const o=[],a=[],l=[],c=[],h=new ci,u=new ci,d=new ci,p=new ci,A=new ci,f=new ci,m=new ci;for(let o=0;o<=n;++o){const v=o/n*r*Math.PI*2;g(v,r,s,e,d),g(v+.01,r,s,e,p),f.subVectors(p,d),m.addVectors(p,d),A.crossVectors(f,m),m.crossVectors(A,f),A.normalize(),m.normalize();for(let e=0;e<=i;++e){const r=e/i*Math.PI*2,s=-t*Math.cos(r),p=t*Math.sin(r);h.x=d.x+(s*m.x+p*A.x),h.y=d.y+(s*m.y+p*A.y),h.z=d.z+(s*m.z+p*A.z),a.push(h.x,h.y,h.z),u.subVectors(h,d).normalize(),l.push(u.x,u.y,u.z),c.push(o/n),c.push(e/i)}}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,a=(i+1)*(e-1)+t;o.push(n,r,a),o.push(r,s,a)}function g(e,t,n,i,r){const s=Math.cos(e),o=Math.sin(e),a=n/t*e,l=Math.cos(a);r.x=i*(2+l)*.5*s,r.y=i*(2+l)*o*.5,r.z=i*Math.sin(a)*.5}this.setIndex(o),this.setAttribute("position",new Fr(a,3)),this.setAttribute("normal",new Fr(l,3)),this.setAttribute("uv",new Fr(c,2))}static fromJSON(e){return new Gh(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class zh extends Wr{constructor(e=new Gc(new ci(-1,-1,0),new ci(-1,1,0),new ci(1,1,0)),t=64,n=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r};const s=e.computeFrenetFrames(t,r);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals;const o=new ci,a=new ci,l=new Ln;let c=new ci;const h=[],u=[],d=[],p=[];function A(r){c=e.getPointAt(r/t,c);const l=s.normals[r],d=s.binormals[r];for(let e=0;e<=i;e++){const t=e/i*Math.PI*2,r=Math.sin(t),s=-Math.cos(t);a.x=s*l.x+r*d.x,a.y=s*l.y+r*d.y,a.z=s*l.z+r*d.z,a.normalize(),u.push(a.x,a.y,a.z),o.x=c.x+n*a.x,o.y=c.y+n*a.y,o.z=c.z+n*a.z,h.push(o.x,o.y,o.z)}}!function(){for(let e=0;e<t;e++)A(e);A(!1===r?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=i;n++)l.x=e/t,l.y=n/i,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,o=(i+1)*(e-1)+t;p.push(n,r,o),p.push(r,s,o)}}()}(),this.setIndex(p),this.setAttribute("position",new Fr(h,3)),this.setAttribute("normal",new Fr(u,3)),this.setAttribute("uv",new Fr(d,2))}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new zh((new Hc[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class Hh extends Wr{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,i=new ci,r=new ci;if(null!==e.index){const s=e.attributes.position,o=e.index;let a=e.groups;0===a.length&&(a=[{start:0,count:o.count,materialIndex:0}]);for(let e=0,l=a.length;e<l;++e){const l=a[e],c=l.start;for(let e=c,a=c+l.count;e<a;e+=3)for(let a=0;a<3;a++){const l=o.getX(e+a),c=o.getX(e+(a+1)%3);i.fromBufferAttribute(s,l),r.fromBufferAttribute(s,c),!0===Vh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const s=e.attributes.position;for(let e=0,o=s.count/3;e<o;e++)for(let o=0;o<3;o++){const a=3*e+o,l=3*e+(o+1)%3;i.fromBufferAttribute(s,a),r.fromBufferAttribute(s,l),!0===Vh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new Fr(t,3))}}}function Vh(e,t,n){const i=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,r=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==n.has(i)&&!0!==n.has(r)&&(n.add(i),n.add(r),!0)}var Wh=Object.freeze({__proto__:null,BoxGeometry:us,CapsuleGeometry:qc,CircleGeometry:Yc,ConeGeometry:Jc,CylinderGeometry:Xc,DodecahedronGeometry:Zc,EdgesGeometry:ih,ExtrudeGeometry:Dh,IcosahedronGeometry:Ph,LatheGeometry:jc,OctahedronGeometry:kh,PlaneGeometry:Ds,PolyhedronGeometry:Kc,RingGeometry:Fh,ShapeGeometry:Oh,SphereGeometry:Qh,TetrahedronGeometry:Uh,TorusGeometry:Nh,TorusKnotGeometry:Gh,TubeGeometry:zh,WireframeGeometry:Hh});class jh extends wr{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new Yn(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class qh extends ms{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Yh extends wr{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Yn(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Xh extends Yh{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new Ln(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return xn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Yn(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Yn(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Yn(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._iridescence=0,this._transmission=0,this.setValues(e)}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Jh extends wr{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Yn(16777215),this.specular=new Yn(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=X,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Kh extends wr{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Yn(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Zh extends wr{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class $h extends wr{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Yn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=X,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class eu extends wr{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Yn(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ft,this.normalScale=new Ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class tu extends tc{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function nu(e,t,n){return ru(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)}function iu(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function ru(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function su(e){const t=e.length,n=new Array(t);for(let e=0;e!==t;++e)n[e]=e;return n.sort((function(t,n){return e[t]-e[n]})),n}function ou(e,t,n){const i=e.length,r=new e.constructor(i);for(let s=0,o=0;o!==i;++s){const i=n[s]*t;for(let n=0;n!==t;++n)r[o++]=e[i+n]}return r}function au(e,t,n,i){let r=1,s=e[0];for(;void 0!==s&&void 0===s[i];)s=e[r++];if(void 0===s)return;let o=s[i];if(void 0!==o)if(Array.isArray(o))do{o=s[i],void 0!==o&&(t.push(s.time),n.push.apply(n,o)),s=e[r++]}while(void 0!==s);else if(void 0!==o.toArray)do{o=s[i],void 0!==o&&(t.push(s.time),o.toArray(n,n.length)),s=e[r++]}while(void 0!==s);else do{o=s[i],void 0!==o&&(t.push(s.time),n.push(o)),s=e[r++]}while(void 0!==s)}var lu=Object.freeze({__proto__:null,arraySlice:nu,convertArray:iu,isTypedArray:ru,getKeyframeOrder:su,sortedArray:ou,flattenJSON:au,subclip:function(e,t,n,i,r=30){const s=e.clone();s.name=t;const o=[];for(let e=0;e<s.tracks.length;++e){const t=s.tracks[e],a=t.getValueSize(),l=[],c=[];for(let e=0;e<t.times.length;++e){const s=t.times[e]*r;if(!(s<n||s>=i)){l.push(t.times[e]);for(let n=0;n<a;++n)c.push(t.values[e*a+n])}}0!==l.length&&(t.times=iu(l,t.times.constructor),t.values=iu(c,t.values.constructor),o.push(t))}s.tracks=o;let a=1/0;for(let e=0;e<s.tracks.length;++e)a>s.tracks[e].times[0]&&(a=s.tracks[e].times[0]);for(let e=0;e<s.tracks.length;++e)s.tracks[e].shift(-1*a);return s.resetDuration(),s},makeClipAdditive:function(e,t=0,n=e,i=30){i<=0&&(i=30);const r=n.tracks.length,s=t/i;for(let t=0;t<r;++t){const i=n.tracks[t],r=i.ValueTypeName;if("bool"===r||"string"===r)continue;const o=e.tracks.find((function(e){return e.name===i.name&&e.ValueTypeName===r}));if(void 0===o)continue;let a=0;const l=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(a=l/3);let c=0;const h=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=i.times.length-1;let d;if(s<=i.times[0]){const e=a,t=l-a;d=nu(i.values,e,t)}else if(s>=i.times[u]){const e=u*l+a,t=e+l-a;d=nu(i.values,e,t)}else{const e=i.createInterpolant(),t=a,n=l-a;e.evaluate(s),d=nu(e.resultBuffer,t,n)}"quaternion"===r&&(new li).fromArray(d).normalize().conjugate().toArray(d);const p=o.times.length;for(let e=0;e<p;++e){const t=e*h+c;if("quaternion"===r)li.multiplyQuaternionsFlat(o.values,t,d,0,o.values,t);else{const e=h-2*c;for(let n=0;n<e;++n)o.values[t+n]-=d[n]}}}return e.blendMode=Bt,e}});class cu{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],r=t[n-1];e:{t:{let s;n:{i:if(!(e<i)){for(let s=n+2;;){if(void 0===i){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===s)break;if(r=i,i=t[++n],e<i)break t}s=t.length;break n}if(e>=r)break e;{const o=t[1];e<o&&(n=2,r=o);for(let s=n-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(n===s)break;if(i=r,r=t[--n-1],e>=r)break t}s=n,n=0}}for(;n<s;){const i=n+s>>>1;e<t[i]?s=i:n=i+1}if(i=t[n],r=t[n-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let e=0;e!==i;++e)t[e]=n[r+e];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class hu extends cu{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ct,endingEnd:Ct}}intervalChanged_(e,t,n){const i=this.parameterPositions;let r=e-2,s=e+1,o=i[r],a=i[s];if(void 0===o)switch(this.getSettings_().endingStart){case Mt:r=e,o=2*t-n;break;case _t:r=i.length-2,o=t+i[r]-i[r+1];break;default:r=e,o=n}if(void 0===a)switch(this.getSettings_().endingEnd){case Mt:s=e,a=2*n-t;break;case _t:s=1,a=n+i[1]-i[0];break;default:s=e-1,a=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(a-n),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,o=this.valueSize,a=e*o,l=a-o,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(n-t)/(i-t),A=p*p,f=A*p,m=-u*f+2*u*A-u*p,g=(1+u)*f+(-1.5-2*u)*A+(-.5+u)*p+1,v=(-1-d)*f+(1.5+d)*A+.5*p,y=d*f-d*A;for(let e=0;e!==o;++e)r[e]=m*s[c+e]+g*s[l+e]+v*s[a+e]+y*s[h+e];return r}}class uu extends cu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,o=this.valueSize,a=e*o,l=a-o,c=(n-t)/(i-t),h=1-c;for(let e=0;e!==o;++e)r[e]=s[l+e]*h+s[a+e]*c;return r}}class du extends cu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class pu{constructor(e,t,n,i){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=iu(t,this.TimeBufferType),this.values=iu(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:iu(e.times,Array),values:iu(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new du(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new uu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new hu(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case bt:t=this.InterpolantFactoryMethodDiscrete;break;case xt:t=this.InterpolantFactoryMethodLinear;break;case wt:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return bt;case this.InterpolantFactoryMethodLinear:return xt;case this.InterpolantFactoryMethodSmooth:return wt}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,s=i-1;for(;r!==i&&n[r]<e;)++r;for(;-1!==s&&n[s]>t;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const e=this.getValueSize();this.times=nu(n,r,s),this.values=nu(this.values,r*e,s*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let s=null;for(let t=0;t!==r;t++){const i=n[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,s),e=!1;break}s=i}if(void 0!==i&&ru(i))for(let t=0,n=i.length;t!==n;++t){const n=i[t];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,n),e=!1;break}}return e}optimize(){const e=nu(this.times),t=nu(this.values),n=this.getValueSize(),i=this.getInterpolation()===wt,r=e.length-1;let s=1;for(let o=1;o<r;++o){let r=!1;const a=e[o];if(a!==e[o+1]&&(1!==o||a!==e[0]))if(i)r=!0;else{const e=o*n,i=e-n,s=e+n;for(let o=0;o!==n;++o){const n=t[e+o];if(n!==t[i+o]||n!==t[s+o]){r=!0;break}}}if(r){if(o!==s){e[s]=e[o];const i=o*n,r=s*n;for(let e=0;e!==n;++e)t[r+e]=t[i+e]}++s}}if(r>0){e[s]=e[r];for(let e=r*n,i=s*n,o=0;o!==n;++o)t[i+o]=t[e+o];++s}return s!==e.length?(this.times=nu(e,0,s),this.values=nu(t,0,s*n)):(this.times=e,this.values=t),this}clone(){const e=nu(this.times,0),t=nu(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}pu.prototype.TimeBufferType=Float32Array,pu.prototype.ValueBufferType=Float32Array,pu.prototype.DefaultInterpolation=xt;class Au extends pu{}Au.prototype.ValueTypeName="bool",Au.prototype.ValueBufferType=Array,Au.prototype.DefaultInterpolation=bt,Au.prototype.InterpolantFactoryMethodLinear=void 0,Au.prototype.InterpolantFactoryMethodSmooth=void 0;class fu extends pu{}fu.prototype.ValueTypeName="color";class mu extends pu{}mu.prototype.ValueTypeName="number";class gu extends cu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,o=this.valueSize,a=(n-t)/(i-t);let l=e*o;for(let e=l+o;l!==e;l+=4)li.slerpFlat(r,0,s,l-o,s,l,a);return r}}class vu extends pu{InterpolantFactoryMethodLinear(e){return new gu(this.times,this.values,this.getValueSize(),e)}}vu.prototype.ValueTypeName="quaternion",vu.prototype.DefaultInterpolation=xt,vu.prototype.InterpolantFactoryMethodSmooth=void 0;class yu extends pu{}yu.prototype.ValueTypeName="string",yu.prototype.ValueBufferType=Array,yu.prototype.DefaultInterpolation=bt,yu.prototype.InterpolantFactoryMethodLinear=void 0,yu.prototype.InterpolantFactoryMethodSmooth=void 0;class Eu extends pu{}Eu.prototype.ValueTypeName="vector";class bu{constructor(e,t=-1,n,i=It){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=bn(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let e=0,r=n.length;e!==r;++e)t.push(xu(n[e]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return 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i)s.push(this.CreateFromMorphTargetSequence(e,i[e],t,n));return s}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,i,r){if(0!==n.length){const s=[],o=[];au(n,s,o,i),0!==s.length&&r.push(new e(t,s,o))}},i=[],r=e.name||"default",s=e.fps||30,o=e.blendMode;let a=e.length||-1;const l=e.hierarchy||[];for(let e=0;e<l.length;e++){const r=l[e].keys;if(r&&0!==r.length)if(r[0].morphTargets){const e={};let t;for(t=0;t<r.length;t++)if(r[t].morphTargets)for(let n=0;n<r[t].morphTargets.length;n++)e[r[t].morphTargets[n]]=-1;for(const n in e){const e=[],s=[];for(let i=0;i!==r[t].morphTargets.length;++i){const i=r[t];e.push(i.time),s.push(i.morphTarget===n?1:0)}i.push(new mu(".morphTargetInfluence["+n+"]",e,s))}a=e.length*s}else{const s=".bones["+t[e].name+"]";n(Eu,s+".position",r,"pos",i),n(vu,s+".quaternion",r,"rot",i),n(Eu,s+".scale",r,"scl",i)}}return 0===i.length?null:new this(r,a,i,o)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function xu(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return mu;case"vector":case"vector2":case"vector3":case"vector4":return Eu;case"color":return fu;case"quaternion":return vu;case"bool":case"boolean":return Au;case"string":return yu}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];au(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const wu={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class Cu{constructor(e,t,n){const i=this;let r,s=!1,o=0,a=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(e){a++,!1===s&&void 0!==i.onStart&&i.onStart(e,o,a),s=!0},this.itemEnd=function(e){o++,void 0!==i.onProgress&&i.onProgress(e,o,a),o===a&&(s=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(e){void 0!==i.onError&&i.onError(e)},this.resolveURL=function(e){return r?r(e):e},this.setURLModifier=function(e){return 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i=n[e];i.onError&&i.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class Tu extends _u{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new Su(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=bu.parse(e[n]);t.push(i)}return t}}class Lu extends _u{constructor(e){super(e)}load(e,t,n,i){const r=this,s=[],o=new bc,a=new Su(this.manager);a.setPath(this.path),a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setWithCredentials(r.withCredentials);let l=0;function c(c){a.load(e[c],(function(e){const n=r.parse(e,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(o.minFilter=ve),o.image=s,o.format=n.format,o.needsUpdate=!0,t&&t(o))}),n,i)}if(Array.isArray(e))for(let t=0,n=e.length;t<n;++t)c(t);else a.load(e,(function(e){const n=r.parse(e,!0);if(n.isCubemap){const e=n.mipmaps.length/n.mipmapCount;for(let t=0;t<e;t++){s[t]={mipmaps:[]};for(let e=0;e<n.mipmapCount;e++)s[t].mipmaps.push(n.mipmaps[t*n.mipmapCount+e]),s[t].format=n.format,s[t].width=n.width,s[t].height=n.height}o.image=s}else o.image.width=n.width,o.image.height=n.height,o.mipmaps=n.mipmaps;1===n.mipmapCount&&(o.minFilter=ve),o.format=n.format,o.needsUpdate=!0,t&&t(o)}),n,i);return o}}class Du extends _u{constructor(e){super(e)}load(e,t,n,i){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,s=wu.get(e);if(void 0!==s)return r.manager.itemStart(e),setTimeout((function(){t&&t(s),r.manager.itemEnd(e)}),0),s;const o=On("img");function a(){c(),wu.add(e,this),t&&t(this),r.manager.itemEnd(e)}function l(t){c(),i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)}function c(){o.removeEventListener("load",a,!1),o.removeEventListener("error",l,!1)}return o.addEventListener("load",a,!1),o.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(o.crossOrigin=this.crossOrigin),r.manager.itemStart(e),o.src=e,o}}class Ru extends _u{constructor(e){super(e)}load(e,t,n,i){const r=new bs,s=new Du(this.manager);s.setCrossOrigin(this.crossOrigin),s.setPath(this.path);let o=0;function a(n){s.load(e[n],(function(e){r.images[n]=e,o++,6===o&&(r.needsUpdate=!0,t&&t(r))}),void 0,i)}for(let t=0;t<e.length;++t)a(t);return r}}class Pu extends _u{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new Vl,o=new Su(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(r.withCredentials),o.load(e,(function(e){const n=r.parse(e);n&&(void 0!==n.image?s.image=n.image:void 0!==n.data&&(s.image.width=n.width,s.image.height=n.height,s.image.data=n.data),s.wrapS=void 0!==n.wrapS?n.wrapS:ue,s.wrapT=void 0!==n.wrapT?n.wrapT:ue,s.magFilter=void 0!==n.magFilter?n.magFilter:ve,s.minFilter=void 0!==n.minFilter?n.minFilter:ve,s.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.encoding&&(s.encoding=n.encoding),void 0!==n.flipY&&(s.flipY=n.flipY),void 0!==n.format&&(s.format=n.format),void 0!==n.type&&(s.type=n.type),void 0!==n.mipmaps&&(s.mipmaps=n.mipmaps,s.minFilter=be),1===n.mipmapCount&&(s.minFilter=ve),void 0!==n.generateMipmaps&&(s.generateMipmaps=n.generateMipmaps),s.needsUpdate=!0,t&&t(s,n))}),n,i),s}}class ku extends _u{constructor(e){super(e)}load(e,t,n,i){const r=new ei,s=new Du(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(e,(function(e){r.image=e,r.needsUpdate=!0,void 0!==t&&t(r)}),n,i),r}}class Fu extends hr{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Yn(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}class Ou extends Fu{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(hr.DefaultUp),this.updateMatrix(),this.groundColor=new Yn(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const Qu=new Ui,Uu=new ci,Nu=new ci;class Gu{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Ln(512,512),this.map=null,this.mapPass=null,this.matrix=new Ui,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Ss,this._frameExtents=new Ln(1,1),this._viewportCount=1,this._viewports=[new ti(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;Uu.setFromMatrixPosition(e.matrixWorld),t.position.copy(Uu),Nu.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Nu),t.updateMatrixWorld(),Qu.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Qu),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Qu)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class zu extends Gu{constructor(){super(new vs(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=2*En*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;n===t.fov&&i===t.aspect&&r===t.far||(t.fov=n,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Hu extends Fu{constructor(e,t,n=0,i=Math.PI/3,r=0,s=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(hr.DefaultUp),this.updateMatrix(),this.target=new hr,this.distance=n,this.angle=i,this.penumbra=r,this.decay=s,this.map=null,this.shadow=new zu}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Vu=new Ui,Wu=new ci,ju=new ci;class qu extends Gu{constructor(){super(new vs(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Ln(4,2),this._viewportCount=6,this._viewports=[new ti(2,1,1,1),new ti(0,1,1,1),new ti(3,1,1,1),new ti(1,1,1,1),new ti(3,0,1,1),new ti(1,0,1,1)],this._cubeDirections=[new ci(1,0,0),new ci(-1,0,0),new ci(0,0,1),new ci(0,0,-1),new ci(0,1,0),new ci(0,-1,0)],this._cubeUps=[new ci(0,1,0),new ci(0,1,0),new ci(0,1,0),new ci(0,1,0),new ci(0,0,1),new ci(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,r=e.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),Wu.setFromMatrixPosition(e.matrixWorld),n.position.copy(Wu),ju.copy(n.position),ju.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(ju),n.updateMatrixWorld(),i.makeTranslation(-Wu.x,-Wu.y,-Wu.z),Vu.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Vu)}}class Yu extends Fu{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new qu}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class Xu extends Gu{constructor(){super(new Hs(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Ju extends Fu{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(hr.DefaultUp),this.updateMatrix(),this.target=new hr,this.shadow=new Xu}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Ku extends Fu{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Zu extends Fu{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class $u{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new ci)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.282095),t.addScaledVector(s[1],.488603*i),t.addScaledVector(s[2],.488603*r),t.addScaledVector(s[3],.488603*n),t.addScaledVector(s[4],n*i*1.092548),t.addScaledVector(s[5],i*r*1.092548),t.addScaledVector(s[6],.315392*(3*r*r-1)),t.addScaledVector(s[7],n*r*1.092548),t.addScaledVector(s[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.886227),t.addScaledVector(s[1],1.023328*i),t.addScaledVector(s[2],1.023328*r),t.addScaledVector(s[3],1.023328*n),t.addScaledVector(s[4],.858086*n*i),t.addScaledVector(s[5],.858086*i*r),t.addScaledVector(s[6],.743125*r*r-.247708),t.addScaledVector(s[7],.858086*n*r),t.addScaledVector(s[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+3*i);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+3*i);return e}static getBasisAt(e,t){const n=e.x,i=e.y,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*n*r,t[8]=.546274*(n*n-i*i)}}class ed extends Fu{constructor(e=new $u,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class td extends _u{constructor(e){super(e),this.textures={}}load(e,t,n,i){const r=this,s=new Su(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const i=td.createMaterialFromType(e.type);if(void 0!==e.uuid&&(i.uuid=e.uuid),void 0!==e.name&&(i.name=e.name),void 0!==e.color&&void 0!==i.color&&i.color.setHex(e.color),void 0!==e.roughness&&(i.roughness=e.roughness),void 0!==e.metalness&&(i.metalness=e.metalness),void 0!==e.sheen&&(i.sheen=e.sheen),void 0!==e.sheenColor&&(i.sheenColor=(new Yn).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(i.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==i.emissive&&i.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==i.specular&&i.specular.setHex(e.specular),void 0!==e.specularIntensity&&(i.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==i.specularColor&&i.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(i.shininess=e.shininess),void 0!==e.clearcoat&&(i.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(i.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.iridescence&&(i.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(i.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(i.transmission=e.transmission),void 0!==e.thickness&&(i.thickness=e.thickness),void 0!==e.attenuationDistance&&(i.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==i.attenuationColor&&i.attenuationColor.setHex(e.attenuationColor),void 0!==e.fog&&(i.fog=e.fog),void 0!==e.flatShading&&(i.flatShading=e.flatShading),void 0!==e.blending&&(i.blending=e.blending),void 0!==e.combine&&(i.combine=e.combine),void 0!==e.side&&(i.side=e.side),void 0!==e.shadowSide&&(i.shadowSide=e.shadowSide),void 0!==e.opacity&&(i.opacity=e.opacity),void 0!==e.transparent&&(i.transparent=e.transparent),void 0!==e.alphaTest&&(i.alphaTest=e.alphaTest),void 0!==e.depthTest&&(i.depthTest=e.depthTest),void 0!==e.depthWrite&&(i.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(i.colorWrite=e.colorWrite),void 0!==e.stencilWrite&&(i.stencilWrite=e.stencilWrite),void 0!==e.stencilWriteMask&&(i.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(i.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(i.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(i.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(i.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(i.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(i.stencilZPass=e.stencilZPass),void 0!==e.wireframe&&(i.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(i.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(i.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(i.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(i.rotation=e.rotation),1!==e.linewidth&&(i.linewidth=e.linewidth),void 0!==e.dashSize&&(i.dashSize=e.dashSize),void 0!==e.gapSize&&(i.gapSize=e.gapSize),void 0!==e.scale&&(i.scale=e.scale),void 0!==e.polygonOffset&&(i.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(i.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(i.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(i.dithering=e.dithering),void 0!==e.alphaToCoverage&&(i.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(i.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.visible&&(i.visible=e.visible),void 0!==e.toneMapped&&(i.toneMapped=e.toneMapped),void 0!==e.userData&&(i.userData=e.userData),void 0!==e.vertexColors&&("number"==typeof e.vertexColors?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const t in e.uniforms){const r=e.uniforms[t];switch(i.uniforms[t]={},r.type){case"t":i.uniforms[t].value=n(r.value);break;case"c":i.uniforms[t].value=(new Yn).setHex(r.value);break;case"v2":i.uniforms[t].value=(new Ln).fromArray(r.value);break;case"v3":i.uniforms[t].value=(new ci).fromArray(r.value);break;case"v4":i.uniforms[t].value=(new ti).fromArray(r.value);break;case"m3":i.uniforms[t].value=(new Dn).fromArray(r.value);break;case"m4":i.uniforms[t].value=(new Ui).fromArray(r.value);break;default:i.uniforms[t].value=r.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(i.glslVersion=e.glslVersion),void 0!==e.extensions)for(const t in e.extensions)i.extensions[t]=e.extensions[t];if(void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=n(e.map)),void 0!==e.matcap&&(i.matcap=n(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),i.normalScale=(new Ln).fromArray(t)}return void 0!==e.displacementMap&&(i.displac