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@@ -0,0 +1,948 @@
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+/**
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+ * @author fernandojsg / http://fernandojsg.com
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+ */
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+
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+/*
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+ TODO:
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+ Allow export TRS instad of matrix
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+ */
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+
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+
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+ var WebGLConstants = {
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+ DEPTH_BUFFER_BIT : 0x00000100,
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+ STENCIL_BUFFER_BIT : 0x00000400,
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+ COLOR_BUFFER_BIT : 0x00004000,
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+ POINTS : 0x0000,
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+ LINES : 0x0001,
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+ LINE_LOOP : 0x0002,
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+ LINE_STRIP : 0x0003,
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+ TRIANGLES : 0x0004,
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+ TRIANGLE_STRIP : 0x0005,
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+ TRIANGLE_FAN : 0x0006,
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+ ZERO : 0,
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+ ONE : 1,
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+ SRC_COLOR : 0x0300,
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+ ONE_MINUS_SRC_COLOR : 0x0301,
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+ SRC_ALPHA : 0x0302,
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+ ONE_MINUS_SRC_ALPHA : 0x0303,
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+ DST_ALPHA : 0x0304,
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+ ONE_MINUS_DST_ALPHA : 0x0305,
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+ DST_COLOR : 0x0306,
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+ ONE_MINUS_DST_COLOR : 0x0307,
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+ SRC_ALPHA_SATURATE : 0x0308,
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+ FUNC_ADD : 0x8006,
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+ BLEND_EQUATION : 0x8009,
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+ BLEND_EQUATION_RGB : 0x8009, // same as BLEND_EQUATION
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+ BLEND_EQUATION_ALPHA : 0x883D,
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+ FUNC_SUBTRACT : 0x800A,
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+ FUNC_REVERSE_SUBTRACT : 0x800B,
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+ BLEND_DST_RGB : 0x80C8,
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+ BLEND_SRC_RGB : 0x80C9,
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+ BLEND_DST_ALPHA : 0x80CA,
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+ BLEND_SRC_ALPHA : 0x80CB,
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+ CONSTANT_COLOR : 0x8001,
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+ ONE_MINUS_CONSTANT_COLOR : 0x8002,
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+ CONSTANT_ALPHA : 0x8003,
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+ ONE_MINUS_CONSTANT_ALPHA : 0x8004,
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+ BLEND_COLOR : 0x8005,
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+ ARRAY_BUFFER : 0x8892,
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+ ELEMENT_ARRAY_BUFFER : 0x8893,
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+ ARRAY_BUFFER_BINDING : 0x8894,
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+ ELEMENT_ARRAY_BUFFER_BINDING : 0x8895,
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+ STREAM_DRAW : 0x88E0,
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+ STATIC_DRAW : 0x88E4,
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+ DYNAMIC_DRAW : 0x88E8,
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+ BUFFER_SIZE : 0x8764,
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+ BUFFER_USAGE : 0x8765,
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+ CURRENT_VERTEX_ATTRIB : 0x8626,
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+ FRONT : 0x0404,
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+ BACK : 0x0405,
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+ FRONT_AND_BACK : 0x0408,
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+ CULL_FACE : 0x0B44,
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+ BLEND : 0x0BE2,
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+ DITHER : 0x0BD0,
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+ STENCIL_TEST : 0x0B90,
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+ DEPTH_TEST : 0x0B71,
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+ SCISSOR_TEST : 0x0C11,
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+ POLYGON_OFFSET_FILL : 0x8037,
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+ SAMPLE_ALPHA_TO_COVERAGE : 0x809E,
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+ SAMPLE_COVERAGE : 0x80A0,
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+ NO_ERROR : 0,
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+ INVALID_ENUM : 0x0500,
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+ INVALID_VALUE : 0x0501,
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+ INVALID_OPERATION : 0x0502,
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+ OUT_OF_MEMORY : 0x0505,
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+ CW : 0x0900,
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+ CCW : 0x0901,
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+ LINE_WIDTH : 0x0B21,
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+ ALIASED_POINT_SIZE_RANGE : 0x846D,
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+ ALIASED_LINE_WIDTH_RANGE : 0x846E,
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+ CULL_FACE_MODE : 0x0B45,
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+ FRONT_FACE : 0x0B46,
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+ DEPTH_RANGE : 0x0B70,
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+ DEPTH_WRITEMASK : 0x0B72,
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+ DEPTH_CLEAR_VALUE : 0x0B73,
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+ DEPTH_FUNC : 0x0B74,
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+ STENCIL_CLEAR_VALUE : 0x0B91,
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+ STENCIL_FUNC : 0x0B92,
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+ STENCIL_FAIL : 0x0B94,
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+ STENCIL_PASS_DEPTH_FAIL : 0x0B95,
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+ STENCIL_PASS_DEPTH_PASS : 0x0B96,
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+ STENCIL_REF : 0x0B97,
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+ STENCIL_VALUE_MASK : 0x0B93,
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+ STENCIL_WRITEMASK : 0x0B98,
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+ STENCIL_BACK_FUNC : 0x8800,
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+ STENCIL_BACK_FAIL : 0x8801,
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+ STENCIL_BACK_PASS_DEPTH_FAIL : 0x8802,
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+ STENCIL_BACK_PASS_DEPTH_PASS : 0x8803,
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+ STENCIL_BACK_REF : 0x8CA3,
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+ STENCIL_BACK_VALUE_MASK : 0x8CA4,
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+ STENCIL_BACK_WRITEMASK : 0x8CA5,
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+ VIEWPORT : 0x0BA2,
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+ SCISSOR_BOX : 0x0C10,
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+ COLOR_CLEAR_VALUE : 0x0C22,
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+ COLOR_WRITEMASK : 0x0C23,
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+ UNPACK_ALIGNMENT : 0x0CF5,
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+ PACK_ALIGNMENT : 0x0D05,
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+ MAX_TEXTURE_SIZE : 0x0D33,
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+ MAX_VIEWPORT_DIMS : 0x0D3A,
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+ SUBPIXEL_BITS : 0x0D50,
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+ RED_BITS : 0x0D52,
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+ GREEN_BITS : 0x0D53,
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+ BLUE_BITS : 0x0D54,
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+ ALPHA_BITS : 0x0D55,
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+ DEPTH_BITS : 0x0D56,
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+ STENCIL_BITS : 0x0D57,
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+ POLYGON_OFFSET_UNITS : 0x2A00,
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+ POLYGON_OFFSET_FACTOR : 0x8038,
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+ TEXTURE_BINDING_2D : 0x8069,
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+ SAMPLE_BUFFERS : 0x80A8,
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+ SAMPLES : 0x80A9,
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+ SAMPLE_COVERAGE_VALUE : 0x80AA,
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+ SAMPLE_COVERAGE_INVERT : 0x80AB,
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+ COMPRESSED_TEXTURE_FORMATS : 0x86A3,
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+ DONT_CARE : 0x1100,
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+ FASTEST : 0x1101,
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+ NICEST : 0x1102,
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+ GENERATE_MIPMAP_HINT : 0x8192,
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+ BYTE : 0x1400,
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+ UNSIGNED_BYTE : 0x1401,
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+ SHORT : 0x1402,
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+ UNSIGNED_SHORT : 0x1403,
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+ INT : 0x1404,
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+ UNSIGNED_INT : 0x1405,
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+ FLOAT : 0x1406,
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+ DEPTH_COMPONENT : 0x1902,
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+ ALPHA : 0x1906,
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+ RGB : 0x1907,
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+ RGBA : 0x1908,
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+ LUMINANCE : 0x1909,
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+ LUMINANCE_ALPHA : 0x190A,
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+ UNSIGNED_SHORT_4_4_4_4 : 0x8033,
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+ UNSIGNED_SHORT_5_5_5_1 : 0x8034,
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+ UNSIGNED_SHORT_5_6_5 : 0x8363,
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+ FRAGMENT_SHADER : 0x8B30,
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+ VERTEX_SHADER : 0x8B31,
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+ MAX_VERTEX_ATTRIBS : 0x8869,
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+ MAX_VERTEX_UNIFORM_VECTORS : 0x8DFB,
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+ MAX_VARYING_VECTORS : 0x8DFC,
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+ MAX_COMBINED_TEXTURE_IMAGE_UNITS : 0x8B4D,
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+ MAX_VERTEX_TEXTURE_IMAGE_UNITS : 0x8B4C,
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+ MAX_TEXTURE_IMAGE_UNITS : 0x8872,
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+ MAX_FRAGMENT_UNIFORM_VECTORS : 0x8DFD,
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+ SHADER_TYPE : 0x8B4F,
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+ DELETE_STATUS : 0x8B80,
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+ LINK_STATUS : 0x8B82,
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+ VALIDATE_STATUS : 0x8B83,
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+ ATTACHED_SHADERS : 0x8B85,
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+ ACTIVE_UNIFORMS : 0x8B86,
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+ ACTIVE_ATTRIBUTES : 0x8B89,
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+ SHADING_LANGUAGE_VERSION : 0x8B8C,
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+ CURRENT_PROGRAM : 0x8B8D,
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+ NEVER : 0x0200,
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+ LESS : 0x0201,
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+ EQUAL : 0x0202,
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+ LEQUAL : 0x0203,
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+ GREATER : 0x0204,
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+ NOTEQUAL : 0x0205,
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+ GEQUAL : 0x0206,
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+ ALWAYS : 0x0207,
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+ KEEP : 0x1E00,
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+ REPLACE : 0x1E01,
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+ INCR : 0x1E02,
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+ DECR : 0x1E03,
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+ INVERT : 0x150A,
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+ INCR_WRAP : 0x8507,
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+ DECR_WRAP : 0x8508,
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+ VENDOR : 0x1F00,
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+ RENDERER : 0x1F01,
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+ VERSION : 0x1F02,
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+ NEAREST : 0x2600,
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+ LINEAR : 0x2601,
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+ NEAREST_MIPMAP_NEAREST : 0x2700,
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+ LINEAR_MIPMAP_NEAREST : 0x2701,
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+ NEAREST_MIPMAP_LINEAR : 0x2702,
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+ LINEAR_MIPMAP_LINEAR : 0x2703,
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+ TEXTURE_MAG_FILTER : 0x2800,
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+ TEXTURE_MIN_FILTER : 0x2801,
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+ TEXTURE_WRAP_S : 0x2802,
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+ TEXTURE_WRAP_T : 0x2803,
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+ TEXTURE_2D : 0x0DE1,
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+ TEXTURE : 0x1702,
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+ TEXTURE_CUBE_MAP : 0x8513,
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+ TEXTURE_BINDING_CUBE_MAP : 0x8514,
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+ TEXTURE_CUBE_MAP_POSITIVE_X : 0x8515,
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+ TEXTURE_CUBE_MAP_NEGATIVE_X : 0x8516,
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+ TEXTURE_CUBE_MAP_POSITIVE_Y : 0x8517,
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+ TEXTURE_CUBE_MAP_NEGATIVE_Y : 0x8518,
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+ TEXTURE_CUBE_MAP_POSITIVE_Z : 0x8519,
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+ TEXTURE_CUBE_MAP_NEGATIVE_Z : 0x851A,
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+ MAX_CUBE_MAP_TEXTURE_SIZE : 0x851C,
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+ TEXTURE0 : 0x84C0,
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+ TEXTURE1 : 0x84C1,
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+ TEXTURE2 : 0x84C2,
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+ TEXTURE3 : 0x84C3,
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+ TEXTURE4 : 0x84C4,
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+ TEXTURE5 : 0x84C5,
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+ TEXTURE6 : 0x84C6,
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+ TEXTURE7 : 0x84C7,
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+ TEXTURE8 : 0x84C8,
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+ TEXTURE9 : 0x84C9,
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+ TEXTURE10 : 0x84CA,
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+ TEXTURE11 : 0x84CB,
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+ TEXTURE12 : 0x84CC,
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+ TEXTURE13 : 0x84CD,
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+ TEXTURE14 : 0x84CE,
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+ TEXTURE15 : 0x84CF,
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+ TEXTURE16 : 0x84D0,
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+ TEXTURE17 : 0x84D1,
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+ TEXTURE18 : 0x84D2,
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+ TEXTURE19 : 0x84D3,
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+ TEXTURE20 : 0x84D4,
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+ TEXTURE21 : 0x84D5,
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+ TEXTURE22 : 0x84D6,
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+ TEXTURE23 : 0x84D7,
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+ TEXTURE24 : 0x84D8,
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+ TEXTURE25 : 0x84D9,
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+ TEXTURE26 : 0x84DA,
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+ TEXTURE27 : 0x84DB,
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+ TEXTURE28 : 0x84DC,
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+ TEXTURE29 : 0x84DD,
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+ TEXTURE30 : 0x84DE,
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+ TEXTURE31 : 0x84DF,
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+ ACTIVE_TEXTURE : 0x84E0,
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+ REPEAT : 0x2901,
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+ CLAMP_TO_EDGE : 0x812F,
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+ MIRRORED_REPEAT : 0x8370,
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+ FLOAT_VEC2 : 0x8B50,
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+ FLOAT_VEC3 : 0x8B51,
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+ FLOAT_VEC4 : 0x8B52,
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+ INT_VEC2 : 0x8B53,
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+ INT_VEC3 : 0x8B54,
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+ INT_VEC4 : 0x8B55,
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+ BOOL : 0x8B56,
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+ BOOL_VEC2 : 0x8B57,
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+ BOOL_VEC3 : 0x8B58,
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+ BOOL_VEC4 : 0x8B59,
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+ FLOAT_MAT2 : 0x8B5A,
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+ FLOAT_MAT3 : 0x8B5B,
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+ FLOAT_MAT4 : 0x8B5C,
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+ SAMPLER_2D : 0x8B5E,
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+ SAMPLER_CUBE : 0x8B60,
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+ VERTEX_ATTRIB_ARRAY_ENABLED : 0x8622,
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+ VERTEX_ATTRIB_ARRAY_SIZE : 0x8623,
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+ VERTEX_ATTRIB_ARRAY_STRIDE : 0x8624,
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+ VERTEX_ATTRIB_ARRAY_TYPE : 0x8625,
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+ VERTEX_ATTRIB_ARRAY_NORMALIZED : 0x886A,
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+ VERTEX_ATTRIB_ARRAY_POINTER : 0x8645,
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+ VERTEX_ATTRIB_ARRAY_BUFFER_BINDING : 0x889F,
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+ IMPLEMENTATION_COLOR_READ_TYPE : 0x8B9A,
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+ IMPLEMENTATION_COLOR_READ_FORMAT : 0x8B9B,
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+ COMPILE_STATUS : 0x8B81,
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+ LOW_FLOAT : 0x8DF0,
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+ MEDIUM_FLOAT : 0x8DF1,
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+ HIGH_FLOAT : 0x8DF2,
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+ LOW_INT : 0x8DF3,
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+ MEDIUM_INT : 0x8DF4,
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+ HIGH_INT : 0x8DF5,
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+ FRAMEBUFFER : 0x8D40,
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+ RENDERBUFFER : 0x8D41,
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+ RGBA4 : 0x8056,
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+ RGB5_A1 : 0x8057,
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+ RGB565 : 0x8D62,
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+ DEPTH_COMPONENT16 : 0x81A5,
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+ STENCIL_INDEX : 0x1901,
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+ STENCIL_INDEX8 : 0x8D48,
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+ DEPTH_STENCIL : 0x84F9,
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+ RENDERBUFFER_WIDTH : 0x8D42,
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+ RENDERBUFFER_HEIGHT : 0x8D43,
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+ RENDERBUFFER_INTERNAL_FORMAT : 0x8D44,
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+ RENDERBUFFER_RED_SIZE : 0x8D50,
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+ RENDERBUFFER_GREEN_SIZE : 0x8D51,
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+ RENDERBUFFER_BLUE_SIZE : 0x8D52,
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+ RENDERBUFFER_ALPHA_SIZE : 0x8D53,
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+ RENDERBUFFER_DEPTH_SIZE : 0x8D54,
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+ RENDERBUFFER_STENCIL_SIZE : 0x8D55,
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+ FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE : 0x8CD0,
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+ FRAMEBUFFER_ATTACHMENT_OBJECT_NAME : 0x8CD1,
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+ FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL : 0x8CD2,
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+ FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE : 0x8CD3,
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+ COLOR_ATTACHMENT0 : 0x8CE0,
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+ DEPTH_ATTACHMENT : 0x8D00,
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+ STENCIL_ATTACHMENT : 0x8D20,
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+ DEPTH_STENCIL_ATTACHMENT : 0x821A,
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+ NONE : 0,
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+ FRAMEBUFFER_COMPLETE : 0x8CD5,
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+ FRAMEBUFFER_INCOMPLETE_ATTACHMENT : 0x8CD6,
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+ FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT : 0x8CD7,
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+ FRAMEBUFFER_INCOMPLETE_DIMENSIONS : 0x8CD9,
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+ FRAMEBUFFER_UNSUPPORTED : 0x8CDD,
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+ FRAMEBUFFER_BINDING : 0x8CA6,
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+ RENDERBUFFER_BINDING : 0x8CA7,
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+ MAX_RENDERBUFFER_SIZE : 0x84E8,
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+ INVALID_FRAMEBUFFER_OPERATION : 0x0506,
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+ UNPACK_FLIP_Y_WEBGL : 0x9240,
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+ UNPACK_PREMULTIPLY_ALPHA_WEBGL : 0x9241,
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+ CONTEXT_LOST_WEBGL : 0x9242,
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+ UNPACK_COLORSPACE_CONVERSION_WEBGL : 0x9243,
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+ BROWSER_DEFAULT_WEBGL : 0x9244,
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+
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+ // WEBGL_compressed_texture_s3tc
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+ COMPRESSED_RGB_S3TC_DXT1_EXT : 0x83F0,
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+ COMPRESSED_RGBA_S3TC_DXT1_EXT : 0x83F1,
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+ COMPRESSED_RGBA_S3TC_DXT3_EXT : 0x83F2,
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+ COMPRESSED_RGBA_S3TC_DXT5_EXT : 0x83F3,
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+
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+ // WEBGL_compressed_texture_pvrtc
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+ COMPRESSED_RGB_PVRTC_4BPPV1_IMG : 0x8C00,
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+ COMPRESSED_RGB_PVRTC_2BPPV1_IMG : 0x8C01,
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+ COMPRESSED_RGBA_PVRTC_4BPPV1_IMG : 0x8C02,
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+ COMPRESSED_RGBA_PVRTC_2BPPV1_IMG : 0x8C03,
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+
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+ // WEBGL_compressed_texture_etc1
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+ COMPRESSED_RGB_ETC1_WEBGL : 0x8D64,
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+
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+ // Desktop OpenGL
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+ DOUBLE : 0x140A,
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+
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+ // WebGL 2
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+ READ_BUFFER : 0x0C02,
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+ UNPACK_ROW_LENGTH : 0x0CF2,
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+ UNPACK_SKIP_ROWS : 0x0CF3,
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+ UNPACK_SKIP_PIXELS : 0x0CF4,
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+ PACK_ROW_LENGTH : 0x0D02,
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+ PACK_SKIP_ROWS : 0x0D03,
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|
+ PACK_SKIP_PIXELS : 0x0D04,
|
|
|
+ COLOR : 0x1800,
|
|
|
+ DEPTH : 0x1801,
|
|
|
+ STENCIL : 0x1802,
|
|
|
+ RED : 0x1903,
|
|
|
+ RGB8 : 0x8051,
|
|
|
+ RGBA8 : 0x8058,
|
|
|
+ RGB10_A2 : 0x8059,
|
|
|
+ TEXTURE_BINDING_3D : 0x806A,
|
|
|
+ UNPACK_SKIP_IMAGES : 0x806D,
|
|
|
+ UNPACK_IMAGE_HEIGHT : 0x806E,
|
|
|
+ TEXTURE_3D : 0x806F,
|
|
|
+ TEXTURE_WRAP_R : 0x8072,
|
|
|
+ MAX_3D_TEXTURE_SIZE : 0x8073,
|
|
|
+ UNSIGNED_INT_2_10_10_10_REV : 0x8368,
|
|
|
+ MAX_ELEMENTS_VERTICES : 0x80E8,
|
|
|
+ MAX_ELEMENTS_INDICES : 0x80E9,
|
|
|
+ TEXTURE_MIN_LOD : 0x813A,
|
|
|
+ TEXTURE_MAX_LOD : 0x813B,
|
|
|
+ TEXTURE_BASE_LEVEL : 0x813C,
|
|
|
+ TEXTURE_MAX_LEVEL : 0x813D,
|
|
|
+ MIN : 0x8007,
|
|
|
+ MAX : 0x8008,
|
|
|
+ DEPTH_COMPONENT24 : 0x81A6,
|
|
|
+ MAX_TEXTURE_LOD_BIAS : 0x84FD,
|
|
|
+ TEXTURE_COMPARE_MODE : 0x884C,
|
|
|
+ TEXTURE_COMPARE_FUNC : 0x884D,
|
|
|
+ CURRENT_QUERY : 0x8865,
|
|
|
+ QUERY_RESULT : 0x8866,
|
|
|
+ QUERY_RESULT_AVAILABLE : 0x8867,
|
|
|
+ STREAM_READ : 0x88E1,
|
|
|
+ STREAM_COPY : 0x88E2,
|
|
|
+ STATIC_READ : 0x88E5,
|
|
|
+ STATIC_COPY : 0x88E6,
|
|
|
+ DYNAMIC_READ : 0x88E9,
|
|
|
+ DYNAMIC_COPY : 0x88EA,
|
|
|
+ MAX_DRAW_BUFFERS : 0x8824,
|
|
|
+ DRAW_BUFFER0 : 0x8825,
|
|
|
+ DRAW_BUFFER1 : 0x8826,
|
|
|
+ DRAW_BUFFER2 : 0x8827,
|
|
|
+ DRAW_BUFFER3 : 0x8828,
|
|
|
+ DRAW_BUFFER4 : 0x8829,
|
|
|
+ DRAW_BUFFER5 : 0x882A,
|
|
|
+ DRAW_BUFFER6 : 0x882B,
|
|
|
+ DRAW_BUFFER7 : 0x882C,
|
|
|
+ DRAW_BUFFER8 : 0x882D,
|
|
|
+ DRAW_BUFFER9 : 0x882E,
|
|
|
+ DRAW_BUFFER10 : 0x882F,
|
|
|
+ DRAW_BUFFER11 : 0x8830,
|
|
|
+ DRAW_BUFFER12 : 0x8831,
|
|
|
+ DRAW_BUFFER13 : 0x8832,
|
|
|
+ DRAW_BUFFER14 : 0x8833,
|
|
|
+ DRAW_BUFFER15 : 0x8834,
|
|
|
+ MAX_FRAGMENT_UNIFORM_COMPONENTS : 0x8B49,
|
|
|
+ MAX_VERTEX_UNIFORM_COMPONENTS : 0x8B4A,
|
|
|
+ SAMPLER_3D : 0x8B5F,
|
|
|
+ SAMPLER_2D_SHADOW : 0x8B62,
|
|
|
+ FRAGMENT_SHADER_DERIVATIVE_HINT : 0x8B8B,
|
|
|
+ PIXEL_PACK_BUFFER : 0x88EB,
|
|
|
+ PIXEL_UNPACK_BUFFER : 0x88EC,
|
|
|
+ PIXEL_PACK_BUFFER_BINDING : 0x88ED,
|
|
|
+ PIXEL_UNPACK_BUFFER_BINDING : 0x88EF,
|
|
|
+ FLOAT_MAT2x3 : 0x8B65,
|
|
|
+ FLOAT_MAT2x4 : 0x8B66,
|
|
|
+ FLOAT_MAT3x2 : 0x8B67,
|
|
|
+ FLOAT_MAT3x4 : 0x8B68,
|
|
|
+ FLOAT_MAT4x2 : 0x8B69,
|
|
|
+ FLOAT_MAT4x3 : 0x8B6A,
|
|
|
+ SRGB : 0x8C40,
|
|
|
+ SRGB8 : 0x8C41,
|
|
|
+ SRGB8_ALPHA8 : 0x8C43,
|
|
|
+ COMPARE_REF_TO_TEXTURE : 0x884E,
|
|
|
+ RGBA32F : 0x8814,
|
|
|
+ RGB32F : 0x8815,
|
|
|
+ RGBA16F : 0x881A,
|
|
|
+ RGB16F : 0x881B,
|
|
|
+ VERTEX_ATTRIB_ARRAY_INTEGER : 0x88FD,
|
|
|
+ MAX_ARRAY_TEXTURE_LAYERS : 0x88FF,
|
|
|
+ MIN_PROGRAM_TEXEL_OFFSET : 0x8904,
|
|
|
+ MAX_PROGRAM_TEXEL_OFFSET : 0x8905,
|
|
|
+ MAX_VARYING_COMPONENTS : 0x8B4B,
|
|
|
+ TEXTURE_2D_ARRAY : 0x8C1A,
|
|
|
+ TEXTURE_BINDING_2D_ARRAY : 0x8C1D,
|
|
|
+ R11F_G11F_B10F : 0x8C3A,
|
|
|
+ UNSIGNED_INT_10F_11F_11F_REV : 0x8C3B,
|
|
|
+ RGB9_E5 : 0x8C3D,
|
|
|
+ UNSIGNED_INT_5_9_9_9_REV : 0x8C3E,
|
|
|
+ TRANSFORM_FEEDBACK_BUFFER_MODE : 0x8C7F,
|
|
|
+ MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS : 0x8C80,
|
|
|
+ TRANSFORM_FEEDBACK_VARYINGS : 0x8C83,
|
|
|
+ TRANSFORM_FEEDBACK_BUFFER_START : 0x8C84,
|
|
|
+ TRANSFORM_FEEDBACK_BUFFER_SIZE : 0x8C85,
|
|
|
+ TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN : 0x8C88,
|
|
|
+ RASTERIZER_DISCARD : 0x8C89,
|
|
|
+ MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS : 0x8C8A,
|
|
|
+ MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS : 0x8C8B,
|
|
|
+ INTERLEAVED_ATTRIBS : 0x8C8C,
|
|
|
+ SEPARATE_ATTRIBS : 0x8C8D,
|
|
|
+ TRANSFORM_FEEDBACK_BUFFER : 0x8C8E,
|
|
|
+ TRANSFORM_FEEDBACK_BUFFER_BINDING : 0x8C8F,
|
|
|
+ RGBA32UI : 0x8D70,
|
|
|
+ RGB32UI : 0x8D71,
|
|
|
+ RGBA16UI : 0x8D76,
|
|
|
+ RGB16UI : 0x8D77,
|
|
|
+ RGBA8UI : 0x8D7C,
|
|
|
+ RGB8UI : 0x8D7D,
|
|
|
+ RGBA32I : 0x8D82,
|
|
|
+ RGB32I : 0x8D83,
|
|
|
+ RGBA16I : 0x8D88,
|
|
|
+ RGB16I : 0x8D89,
|
|
|
+ RGBA8I : 0x8D8E,
|
|
|
+ RGB8I : 0x8D8F,
|
|
|
+ RED_INTEGER : 0x8D94,
|
|
|
+ RGB_INTEGER : 0x8D98,
|
|
|
+ RGBA_INTEGER : 0x8D99,
|
|
|
+ SAMPLER_2D_ARRAY : 0x8DC1,
|
|
|
+ SAMPLER_2D_ARRAY_SHADOW : 0x8DC4,
|
|
|
+ SAMPLER_CUBE_SHADOW : 0x8DC5,
|
|
|
+ UNSIGNED_INT_VEC2 : 0x8DC6,
|
|
|
+ UNSIGNED_INT_VEC3 : 0x8DC7,
|
|
|
+ UNSIGNED_INT_VEC4 : 0x8DC8,
|
|
|
+ INT_SAMPLER_2D : 0x8DCA,
|
|
|
+ INT_SAMPLER_3D : 0x8DCB,
|
|
|
+ INT_SAMPLER_CUBE : 0x8DCC,
|
|
|
+ INT_SAMPLER_2D_ARRAY : 0x8DCF,
|
|
|
+ UNSIGNED_INT_SAMPLER_2D : 0x8DD2,
|
|
|
+ UNSIGNED_INT_SAMPLER_3D : 0x8DD3,
|
|
|
+ UNSIGNED_INT_SAMPLER_CUBE : 0x8DD4,
|
|
|
+ UNSIGNED_INT_SAMPLER_2D_ARRAY : 0x8DD7,
|
|
|
+ DEPTH_COMPONENT32F : 0x8CAC,
|
|
|
+ DEPTH32F_STENCIL8 : 0x8CAD,
|
|
|
+ FLOAT_32_UNSIGNED_INT_24_8_REV : 0x8DAD,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING : 0x8210,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE : 0x8211,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_RED_SIZE : 0x8212,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_GREEN_SIZE : 0x8213,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_BLUE_SIZE : 0x8214,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE : 0x8215,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE : 0x8216,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE : 0x8217,
|
|
|
+ FRAMEBUFFER_DEFAULT : 0x8218,
|
|
|
+ UNSIGNED_INT_24_8 : 0x84FA,
|
|
|
+ DEPTH24_STENCIL8 : 0x88F0,
|
|
|
+ UNSIGNED_NORMALIZED : 0x8C17,
|
|
|
+ DRAW_FRAMEBUFFER_BINDING : 0x8CA6, // Same as FRAMEBUFFER_BINDING
|
|
|
+ READ_FRAMEBUFFER : 0x8CA8,
|
|
|
+ DRAW_FRAMEBUFFER : 0x8CA9,
|
|
|
+ READ_FRAMEBUFFER_BINDING : 0x8CAA,
|
|
|
+ RENDERBUFFER_SAMPLES : 0x8CAB,
|
|
|
+ FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER : 0x8CD4,
|
|
|
+ MAX_COLOR_ATTACHMENTS : 0x8CDF,
|
|
|
+ COLOR_ATTACHMENT1 : 0x8CE1,
|
|
|
+ COLOR_ATTACHMENT2 : 0x8CE2,
|
|
|
+ COLOR_ATTACHMENT3 : 0x8CE3,
|
|
|
+ COLOR_ATTACHMENT4 : 0x8CE4,
|
|
|
+ COLOR_ATTACHMENT5 : 0x8CE5,
|
|
|
+ COLOR_ATTACHMENT6 : 0x8CE6,
|
|
|
+ COLOR_ATTACHMENT7 : 0x8CE7,
|
|
|
+ COLOR_ATTACHMENT8 : 0x8CE8,
|
|
|
+ COLOR_ATTACHMENT9 : 0x8CE9,
|
|
|
+ COLOR_ATTACHMENT10 : 0x8CEA,
|
|
|
+ COLOR_ATTACHMENT11 : 0x8CEB,
|
|
|
+ COLOR_ATTACHMENT12 : 0x8CEC,
|
|
|
+ COLOR_ATTACHMENT13 : 0x8CED,
|
|
|
+ COLOR_ATTACHMENT14 : 0x8CEE,
|
|
|
+ COLOR_ATTACHMENT15 : 0x8CEF,
|
|
|
+ FRAMEBUFFER_INCOMPLETE_MULTISAMPLE : 0x8D56,
|
|
|
+ MAX_SAMPLES : 0x8D57,
|
|
|
+ HALF_FLOAT : 0x140B,
|
|
|
+ RG : 0x8227,
|
|
|
+ RG_INTEGER : 0x8228,
|
|
|
+ R8 : 0x8229,
|
|
|
+ RG8 : 0x822B,
|
|
|
+ R16F : 0x822D,
|
|
|
+ R32F : 0x822E,
|
|
|
+ RG16F : 0x822F,
|
|
|
+ RG32F : 0x8230,
|
|
|
+ R8I : 0x8231,
|
|
|
+ R8UI : 0x8232,
|
|
|
+ R16I : 0x8233,
|
|
|
+ R16UI : 0x8234,
|
|
|
+ R32I : 0x8235,
|
|
|
+ R32UI : 0x8236,
|
|
|
+ RG8I : 0x8237,
|
|
|
+ RG8UI : 0x8238,
|
|
|
+ RG16I : 0x8239,
|
|
|
+ RG16UI : 0x823A,
|
|
|
+ RG32I : 0x823B,
|
|
|
+ RG32UI : 0x823C,
|
|
|
+ VERTEX_ARRAY_BINDING : 0x85B5,
|
|
|
+ R8_SNORM : 0x8F94,
|
|
|
+ RG8_SNORM : 0x8F95,
|
|
|
+ RGB8_SNORM : 0x8F96,
|
|
|
+ RGBA8_SNORM : 0x8F97,
|
|
|
+ SIGNED_NORMALIZED : 0x8F9C,
|
|
|
+ COPY_READ_BUFFER : 0x8F36,
|
|
|
+ COPY_WRITE_BUFFER : 0x8F37,
|
|
|
+ COPY_READ_BUFFER_BINDING : 0x8F36, // Same as COPY_READ_BUFFER
|
|
|
+ COPY_WRITE_BUFFER_BINDING : 0x8F37, // Same as COPY_WRITE_BUFFER
|
|
|
+ UNIFORM_BUFFER : 0x8A11,
|
|
|
+ UNIFORM_BUFFER_BINDING : 0x8A28,
|
|
|
+ UNIFORM_BUFFER_START : 0x8A29,
|
|
|
+ UNIFORM_BUFFER_SIZE : 0x8A2A,
|
|
|
+ MAX_VERTEX_UNIFORM_BLOCKS : 0x8A2B,
|
|
|
+ MAX_FRAGMENT_UNIFORM_BLOCKS : 0x8A2D,
|
|
|
+ MAX_COMBINED_UNIFORM_BLOCKS : 0x8A2E,
|
|
|
+ MAX_UNIFORM_BUFFER_BINDINGS : 0x8A2F,
|
|
|
+ MAX_UNIFORM_BLOCK_SIZE : 0x8A30,
|
|
|
+ MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS : 0x8A31,
|
|
|
+ MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS : 0x8A33,
|
|
|
+ UNIFORM_BUFFER_OFFSET_ALIGNMENT : 0x8A34,
|
|
|
+ ACTIVE_UNIFORM_BLOCKS : 0x8A36,
|
|
|
+ UNIFORM_TYPE : 0x8A37,
|
|
|
+ UNIFORM_SIZE : 0x8A38,
|
|
|
+ UNIFORM_BLOCK_INDEX : 0x8A3A,
|
|
|
+ UNIFORM_OFFSET : 0x8A3B,
|
|
|
+ UNIFORM_ARRAY_STRIDE : 0x8A3C,
|
|
|
+ UNIFORM_MATRIX_STRIDE : 0x8A3D,
|
|
|
+ UNIFORM_IS_ROW_MAJOR : 0x8A3E,
|
|
|
+ UNIFORM_BLOCK_BINDING : 0x8A3F,
|
|
|
+ UNIFORM_BLOCK_DATA_SIZE : 0x8A40,
|
|
|
+ UNIFORM_BLOCK_ACTIVE_UNIFORMS : 0x8A42,
|
|
|
+ UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES : 0x8A43,
|
|
|
+ UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER : 0x8A44,
|
|
|
+ UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER : 0x8A46,
|
|
|
+ INVALID_INDEX : 0xFFFFFFFF,
|
|
|
+ MAX_VERTEX_OUTPUT_COMPONENTS : 0x9122,
|
|
|
+ MAX_FRAGMENT_INPUT_COMPONENTS : 0x9125,
|
|
|
+ MAX_SERVER_WAIT_TIMEOUT : 0x9111,
|
|
|
+ OBJECT_TYPE : 0x9112,
|
|
|
+ SYNC_CONDITION : 0x9113,
|
|
|
+ SYNC_STATUS : 0x9114,
|
|
|
+ SYNC_FLAGS : 0x9115,
|
|
|
+ SYNC_FENCE : 0x9116,
|
|
|
+ SYNC_GPU_COMMANDS_COMPLETE : 0x9117,
|
|
|
+ UNSIGNALED : 0x9118,
|
|
|
+ SIGNALED : 0x9119,
|
|
|
+ ALREADY_SIGNALED : 0x911A,
|
|
|
+ TIMEOUT_EXPIRED : 0x911B,
|
|
|
+ CONDITION_SATISFIED : 0x911C,
|
|
|
+ WAIT_FAILED : 0x911D,
|
|
|
+ SYNC_FLUSH_COMMANDS_BIT : 0x00000001,
|
|
|
+ VERTEX_ATTRIB_ARRAY_DIVISOR : 0x88FE,
|
|
|
+ ANY_SAMPLES_PASSED : 0x8C2F,
|
|
|
+ ANY_SAMPLES_PASSED_CONSERVATIVE : 0x8D6A,
|
|
|
+ SAMPLER_BINDING : 0x8919,
|
|
|
+ RGB10_A2UI : 0x906F,
|
|
|
+ INT_2_10_10_10_REV : 0x8D9F,
|
|
|
+ TRANSFORM_FEEDBACK : 0x8E22,
|
|
|
+ TRANSFORM_FEEDBACK_PAUSED : 0x8E23,
|
|
|
+ TRANSFORM_FEEDBACK_ACTIVE : 0x8E24,
|
|
|
+ TRANSFORM_FEEDBACK_BINDING : 0x8E25,
|
|
|
+ COMPRESSED_R11_EAC : 0x9270,
|
|
|
+ COMPRESSED_SIGNED_R11_EAC : 0x9271,
|
|
|
+ COMPRESSED_RG11_EAC : 0x9272,
|
|
|
+ COMPRESSED_SIGNED_RG11_EAC : 0x9273,
|
|
|
+ COMPRESSED_RGB8_ETC2 : 0x9274,
|
|
|
+ COMPRESSED_SRGB8_ETC2 : 0x9275,
|
|
|
+ COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 : 0x9276,
|
|
|
+ COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 : 0x9277,
|
|
|
+ COMPRESSED_RGBA8_ETC2_EAC : 0x9278,
|
|
|
+ COMPRESSED_SRGB8_ALPHA8_ETC2_EAC : 0x9279,
|
|
|
+ TEXTURE_IMMUTABLE_FORMAT : 0x912F,
|
|
|
+ MAX_ELEMENT_INDEX : 0x8D6B,
|
|
|
+ TEXTURE_IMMUTABLE_LEVELS : 0x82DF,
|
|
|
+
|
|
|
+ // Extensions
|
|
|
+ MAX_TEXTURE_MAX_ANISOTROPY_EXT : 0x84FF
|
|
|
+ };
|
|
|
+
|
|
|
+
|
|
|
+THREE.GLTFExporter = function () {};
|
|
|
+
|
|
|
+THREE.GLTFExporter.prototype = {
|
|
|
+
|
|
|
+ constructor: THREE.GLTFExporter,
|
|
|
+ parse: function ( input ) {
|
|
|
+
|
|
|
+ var outputJSON = {
|
|
|
+/*
|
|
|
+ asset : [],
|
|
|
+ buffers : [],
|
|
|
+ bufferViews : [],
|
|
|
+ extensionsUsed : ['KHR_materials_common'],
|
|
|
+ images : [],
|
|
|
+ materials : [],
|
|
|
+ */
|
|
|
+ //meshes : [],
|
|
|
+ /*
|
|
|
+ samplers : [],
|
|
|
+ textures : []
|
|
|
+*/
|
|
|
+ };
|
|
|
+
|
|
|
+ outputJSON.asset = {
|
|
|
+ version: "2.0",
|
|
|
+ generator: "THREE.JS GLTFExporter"
|
|
|
+ };
|
|
|
+
|
|
|
+ outputJSON.materials = [
|
|
|
+ {
|
|
|
+ "pbrMetallicRoughness": {
|
|
|
+ "baseColorFactor": [
|
|
|
+ 0.800000011920929,
|
|
|
+ 0.0,
|
|
|
+ 0.0,
|
|
|
+ 1.0
|
|
|
+ ],
|
|
|
+ "metallicFactor": 0.0
|
|
|
+ },
|
|
|
+ "name": "Red"
|
|
|
+ }
|
|
|
+ ];
|
|
|
+
|
|
|
+ var indexScene = 0;
|
|
|
+ var indexNode = 0;
|
|
|
+ var byteOffset = 0;
|
|
|
+
|
|
|
+ var vertexBuffers = [];
|
|
|
+ var vertexBufferByteOffset = 0;
|
|
|
+ var indexBuffers = [];
|
|
|
+ var indexBufferByteOffset = 0;
|
|
|
+ var buffer = [];
|
|
|
+ var dataViews = [];
|
|
|
+
|
|
|
+ /**
|
|
|
+ * [processBuffer description]
|
|
|
+ * @param {[type]} data [description]
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processBuffer ( attribute, componentType ) {
|
|
|
+ if (!outputJSON.buffers) {
|
|
|
+ outputJSON.buffers = [
|
|
|
+ {
|
|
|
+ byteLength: 0,
|
|
|
+ uri: ''
|
|
|
+ }
|
|
|
+ ];
|
|
|
+ }
|
|
|
+
|
|
|
+ var dataView = new DataView( new ArrayBuffer( attribute.array.byteLength ) );
|
|
|
+
|
|
|
+ var offset = 0;
|
|
|
+ var offsetInc = componentType === WebGLConstants.UNSIGNED_SHORT ? 2 : 4;
|
|
|
+
|
|
|
+ for ( var i = 0; i < attribute.count; i++ ) {
|
|
|
+ for (var a = 0; a < attribute.itemSize; a++ ) {
|
|
|
+ var value = attribute.array[i * attribute.itemSize + a];
|
|
|
+ if (componentType === WebGLConstants.FLOAT) {
|
|
|
+ dataView.setFloat32(offset, value, true);
|
|
|
+ } else if (componentType === WebGLConstants.UNSIGNED_INT) {
|
|
|
+ dataView.setUint8(offset, value, true);
|
|
|
+ } else if (componentType === WebGLConstants.UNSIGNED_SHORT) {
|
|
|
+ dataView.setUint16(offset, value, true);
|
|
|
+ }
|
|
|
+ offset += offsetInc;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ dataViews.push(dataView);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * [processBufferView description]
|
|
|
+ * @param {[type]} data [description]
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processBufferView ( data, componentType ) {
|
|
|
+ var isVertexAttributes = componentType === WebGLConstants.FLOAT;
|
|
|
+ if (!outputJSON.bufferViews) {
|
|
|
+ outputJSON.bufferViews = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ var gltfBufferView = {
|
|
|
+ buffer: processBuffer( data, componentType ),
|
|
|
+ byteOffset: byteOffset,
|
|
|
+ byteLength: data.array.byteLength,
|
|
|
+ byteStride: data.itemSize * (componentType === WebGLConstants.UNSIGNED_SHORT ? 2 : 4),
|
|
|
+ target: isVertexAttributes ? WebGLConstants.ARRAY_BUFFER : WebGLConstants.ELEMENT_ARRAY_BUFFER
|
|
|
+ };
|
|
|
+
|
|
|
+ byteOffset += data.array.byteLength;
|
|
|
+
|
|
|
+ outputJSON.bufferViews.push(gltfBufferView);
|
|
|
+/*
|
|
|
+ var output = {
|
|
|
+ id: isVertexAttributes ? 0 : 1, //@ 0 is for vertex attributes, 1 for indices
|
|
|
+ byteLength: 2
|
|
|
+ };
|
|
|
+*/
|
|
|
+ var output = {
|
|
|
+ id: outputJSON.bufferViews.length - 1,
|
|
|
+ byteLength: 0
|
|
|
+ };
|
|
|
+ return output;
|
|
|
+ }
|
|
|
+
|
|
|
+ function getMinMax ( attribute ) {
|
|
|
+ var output = {
|
|
|
+ min: new Array( attribute.itemSize ).fill( Number.POSITIVE_INFINITY ),
|
|
|
+ max: new Array( attribute.itemSize ).fill( Number.NEGATIVE_INFINITY )
|
|
|
+ };
|
|
|
+
|
|
|
+ for ( var i = 0; i < attribute.count; i++ ) {
|
|
|
+ for (var a = 0; a < attribute.itemSize; a++ ) {
|
|
|
+ var value = attribute.array[i * attribute.itemSize + a];
|
|
|
+ output.min[ a ] = Math.min( output.min[ a ], value );
|
|
|
+ output.max[ a ] = Math.max( output.max[ a ], value );
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return output;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * [processAccessor description]
|
|
|
+ * @param {[type]} attribute [description]
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processAccessor ( attribute ) {
|
|
|
+ if (!outputJSON.accessors) {
|
|
|
+ outputJSON.accessors = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ var types = [
|
|
|
+ "SCALAR",
|
|
|
+ "VEC2",
|
|
|
+ "VEC3",
|
|
|
+ "VEC4"
|
|
|
+ ];
|
|
|
+
|
|
|
+ var componentType = attribute instanceof THREE.Float32BufferAttribute ? WebGLConstants.FLOAT :
|
|
|
+ (attribute instanceof THREE.Uint32BufferAttribute ? WebGLConstants.UNSIGNED_INT : WebGLConstants.UNSIGNED_SHORT);
|
|
|
+
|
|
|
+ var minMax = getMinMax( attribute );
|
|
|
+ var bufferView = processBufferView( attribute, componentType );
|
|
|
+ console.log(">>>>>",bufferView);
|
|
|
+ var gltfAccessor = {
|
|
|
+ bufferView: bufferView.id,
|
|
|
+ byteOffset: bufferView.byteOffset,
|
|
|
+ componentType: componentType,
|
|
|
+ count: attribute.count,
|
|
|
+ max: minMax.max,
|
|
|
+ min: minMax.min,
|
|
|
+ type: types[ attribute.itemSize - 1]
|
|
|
+ };
|
|
|
+
|
|
|
+ outputJSON.accessors.push( gltfAccessor );
|
|
|
+
|
|
|
+ return outputJSON.accessors.length - 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * [processMaterial description]
|
|
|
+ * @param {[type]} mesh [description]
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processMaterial ( material ) {
|
|
|
+ if (!outputJSON.materials) {
|
|
|
+ outputJSON.materials = [];
|
|
|
+ }
|
|
|
+ var gltfMaterial = {
|
|
|
+ pbrMetallicRoughness: {
|
|
|
+ baseColorFactor: material.color.toArray().concat([material.opacity]),
|
|
|
+ metallicFactor: material.metalness,
|
|
|
+ roughnessFactor: material.roughness
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ if (material.side === THREE.DoubleSide) {
|
|
|
+ gltfMaterial.doubleSided = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (material.name) {
|
|
|
+ gltfMaterial.name = material.name;
|
|
|
+ }
|
|
|
+
|
|
|
+ outputJSON.materials.push(gltfMaterial);
|
|
|
+
|
|
|
+ return outputJSON.materials.length - 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * [processMesh description]
|
|
|
+ * @param {[type]} mesh [description]
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processMesh( mesh ) {
|
|
|
+ if ( !outputJSON.meshes ) {
|
|
|
+ outputJSON.meshes = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ var geometry = mesh.geometry;
|
|
|
+ var mode = 4;
|
|
|
+
|
|
|
+ var gltfMesh = {
|
|
|
+ primitives: [
|
|
|
+ {
|
|
|
+ mode: mode,
|
|
|
+ attributes: {},
|
|
|
+ material: processMaterial( mesh.material ),
|
|
|
+ indices: processAccessor( geometry.index )
|
|
|
+ }
|
|
|
+ ]
|
|
|
+ };
|
|
|
+
|
|
|
+ var gltfAttributes = gltfMesh.primitives[0].attributes;
|
|
|
+ var attributes = geometry.attributes;
|
|
|
+
|
|
|
+ for (attributeName in geometry.attributes) {
|
|
|
+ var attribute = geometry.attributes[ attributeName ];
|
|
|
+ gltfAttributes[attributeName.toUpperCase()] = processAccessor( attribute );
|
|
|
+ }
|
|
|
+
|
|
|
+ //gltfMesh.primitives.indices = processAccessor( geometry.index );
|
|
|
+
|
|
|
+ // @todo Not really necessary, isn't it?
|
|
|
+ if ( geometry.type ) {
|
|
|
+ gltfMesh.name = geometry.type;
|
|
|
+ }
|
|
|
+
|
|
|
+ outputJSON.meshes.push( gltfMesh );
|
|
|
+
|
|
|
+ return outputJSON.meshes.length - 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Process Object3D node
|
|
|
+ * @param {THREE.Object3D} node Object3D to processNode
|
|
|
+ * @return {Integer} Index of the node in the nodes list
|
|
|
+ */
|
|
|
+ function processNode ( object ) {
|
|
|
+
|
|
|
+ if (!outputJSON.nodes) {
|
|
|
+ outputJSON.nodes = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ var gltfNode = {
|
|
|
+ matrix: object.matrix.elements
|
|
|
+ };
|
|
|
+
|
|
|
+ if ( object.name ) {
|
|
|
+ gltfNode.name = object.name;
|
|
|
+ }
|
|
|
+
|
|
|
+ if ( object instanceof THREE.Mesh ) {
|
|
|
+ gltfNode.mesh = processMesh( object );
|
|
|
+ }
|
|
|
+
|
|
|
+ if ( object.children.length > 0 ) {
|
|
|
+ gltfNode.nodes = [];
|
|
|
+
|
|
|
+ for ( var i = 0, l = object.children.length; i < l; i ++ ) {
|
|
|
+ var child = object.children[ i ];
|
|
|
+ if ( child instanceof THREE.Mesh ) {
|
|
|
+ gltfNode.nodes.push( processNode( child ) );
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ outputJSON.nodes.push( gltfNode );
|
|
|
+
|
|
|
+ return outputJSON.nodes.length - 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * processScene
|
|
|
+ * @param {THREE.Scene} node Scene to process
|
|
|
+ * @return {[type]} [description]
|
|
|
+ */
|
|
|
+ function processScene( scene ) {
|
|
|
+ if (!outputJSON.scene) {
|
|
|
+ outputJSON.scenes = [];
|
|
|
+ outputJSON.scene = 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ var gltfScene = {
|
|
|
+ nodes: []
|
|
|
+ };
|
|
|
+
|
|
|
+ if ( scene.name ) {
|
|
|
+ gltfScene.name = scene.name;
|
|
|
+ }
|
|
|
+
|
|
|
+ outputJSON.scenes.push(gltfScene);
|
|
|
+ indexScene ++;
|
|
|
+
|
|
|
+ for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
|
|
|
+ gltfScene.nodes.push( processNode( scene.children[ i ] ) );
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ processScene( input );
|
|
|
+
|
|
|
+ var blob = new Blob(dataViews, {type: 'application/octet-binary'});
|
|
|
+ outputJSON.buffers[0].byteLength = blob.size;
|
|
|
+
|
|
|
+ objectURL = URL.createObjectURL(blob);
|
|
|
+
|
|
|
+ var reader = new window.FileReader();
|
|
|
+ reader.readAsDataURL(blob);
|
|
|
+ reader.onloadend = function() {
|
|
|
+ base64data = reader.result;
|
|
|
+ outputJSON.buffers[0].uri = base64data;
|
|
|
+ console.log(JSON.stringify(outputJSON, null, 2));
|
|
|
+ }
|
|
|
+
|
|
|
+ return outputJSON;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+};
|
Fernando Serrano