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-rw-r--r--src/webGLWorker.js431
1 files changed, 431 insertions, 0 deletions
diff --git a/src/webGLWorker.js b/src/webGLWorker.js
index 21658d01..df60b28b 100644
--- a/src/webGLWorker.js
+++ b/src/webGLWorker.js
@@ -1,5 +1,436 @@
// WebGLWorker worker code
function WebGLWorker() {
+ //===========
+ // Constants
+ //===========
+
+ /* ClearBufferMask */
+ this.DEPTH_BUFFER_BIT = 0x00000100;
+ this.STENCIL_BUFFER_BIT = 0x00000400;
+ this.COLOR_BUFFER_BIT = 0x00004000;
+
+ /* BeginMode */
+ this.POINTS = 0x0000;
+ this.LINES = 0x0001;
+ this.LINE_LOOP = 0x0002;
+ this.LINE_STRIP = 0x0003;
+ this.TRIANGLES = 0x0004;
+ this.TRIANGLE_STRIP = 0x0005;
+ this.TRIANGLE_FAN = 0x0006;
+
+ /* AlphaFunction (not supported in ES20) */
+ /* NEVER */
+ /* LESS */
+ /* EQUAL */
+ /* LEQUAL */
+ /* GREATER */
+ /* NOTEQUAL */
+ /* GEQUAL */
+ /* ALWAYS */
+
+ /* BlendingFactorDest */
+ this.ZERO = 0;
+ this.ONE = 1;
+ this.SRC_COLOR = 0x0300;
+ this.ONE_MINUS_SRC_COLOR = 0x0301;
+ this.SRC_ALPHA = 0x0302;
+ this.ONE_MINUS_SRC_ALPHA = 0x0303;
+ this.DST_ALPHA = 0x0304;
+ this.ONE_MINUS_DST_ALPHA = 0x0305;
+
+ /* BlendingFactorSrc */
+ /* ZERO */
+ /* ONE */
+ this.DST_COLOR = 0x0306;
+ this.ONE_MINUS_DST_COLOR = 0x0307;
+ this.SRC_ALPHA_SATURATE = 0x0308;
+ /* SRC_ALPHA */
+ /* ONE_MINUS_SRC_ALPHA */
+ /* DST_ALPHA */
+ /* ONE_MINUS_DST_ALPHA */
+
+ /* BlendEquationSeparate */
+ this.FUNC_ADD = 0x8006;
+ this.BLEND_EQUATION = 0x8009;
+ this.BLEND_EQUATION_RGB = 0x8009; /* same as BLEND_EQUATION */
+ this.BLEND_EQUATION_ALPHA = 0x883D;
+
+ /* BlendSubtract */
+ this.FUNC_SUBTRACT = 0x800A;
+ this.FUNC_REVERSE_SUBTRACT = 0x800B;
+
+ /* Separate Blend Functions */
+ this.BLEND_DST_RGB = 0x80C8;
+ this.BLEND_SRC_RGB = 0x80C9;
+ this.BLEND_DST_ALPHA = 0x80CA;
+ this.BLEND_SRC_ALPHA = 0x80CB;
+ this.CONSTANT_COLOR = 0x8001;
+ this.ONE_MINUS_CONSTANT_COLOR = 0x8002;
+ this.CONSTANT_ALPHA = 0x8003;
+ this.ONE_MINUS_CONSTANT_ALPHA = 0x8004;
+ this.BLEND_COLOR = 0x8005;
+
+ /* Buffer Objects */
+ this.ARRAY_BUFFER = 0x8892;
+ this.ELEMENT_ARRAY_BUFFER = 0x8893;
+ this.ARRAY_BUFFER_BINDING = 0x8894;
+ this.ELEMENT_ARRAY_BUFFER_BINDING = 0x8895;
+
+ this.STREAM_DRAW = 0x88E0;
+ this.STATIC_DRAW = 0x88E4;
+ this.DYNAMIC_DRAW = 0x88E8;
+
+ this.BUFFER_SIZE = 0x8764;
+ this.BUFFER_USAGE = 0x8765;
+
+ this.CURRENT_VERTEX_ATTRIB = 0x8626;
+
+ /* CullFaceMode */
+ this.FRONT = 0x0404;
+ this.BACK = 0x0405;
+ this.FRONT_AND_BACK = 0x0408;
+
+ /* DepthFunction */
+ /* NEVER */
+ /* LESS */
+ /* EQUAL */
+ /* LEQUAL */
+ /* GREATER */
+ /* NOTEQUAL */
+ /* GEQUAL */
+ /* ALWAYS */
+
+ /* EnableCap */
+ /* TEXTURE_2D */
+ this.CULL_FACE = 0x0B44;
+ this.BLEND = 0x0BE2;
+ this.DITHER = 0x0BD0;
+ this.STENCIL_TEST = 0x0B90;
+ this.DEPTH_TEST = 0x0B71;
+ this.SCISSOR_TEST = 0x0C11;
+ this.POLYGON_OFFSET_FILL = 0x8037;
+ this.SAMPLE_ALPHA_TO_COVERAGE = 0x809E;
+ this.SAMPLE_COVERAGE = 0x80A0;
+
+ /* ErrorCode */
+ this.NO_ERROR = 0;
+ this.INVALID_ENUM = 0x0500;
+ this.INVALID_VALUE = 0x0501;
+ this.INVALID_OPERATION = 0x0502;
+ this.OUT_OF_MEMORY = 0x0505;
+
+ /* FrontFaceDirection */
+ this.CW = 0x0900;
+ this.CCW = 0x0901;
+
+ /* GetPName */
+ this.LINE_WIDTH = 0x0B21;
+ this.ALIASED_POINT_SIZE_RANGE = 0x846D;
+ this.ALIASED_LINE_WIDTH_RANGE = 0x846E;
+ this.CULL_FACE_MODE = 0x0B45;
+ this.FRONT_FACE = 0x0B46;
+ this.DEPTH_RANGE = 0x0B70;
+ this.DEPTH_WRITEMASK = 0x0B72;
+ this.DEPTH_CLEAR_VALUE = 0x0B73;
+ this.DEPTH_FUNC = 0x0B74;
+ this.STENCIL_CLEAR_VALUE = 0x0B91;
+ this.STENCIL_FUNC = 0x0B92;
+ this.STENCIL_FAIL = 0x0B94;
+ this.STENCIL_PASS_DEPTH_FAIL = 0x0B95;
+ this.STENCIL_PASS_DEPTH_PASS = 0x0B96;
+ this.STENCIL_REF = 0x0B97;
+ this.STENCIL_VALUE_MASK = 0x0B93;
+ this.STENCIL_WRITEMASK = 0x0B98;
+ this.STENCIL_BACK_FUNC = 0x8800;
+ this.STENCIL_BACK_FAIL = 0x8801;
+ this.STENCIL_BACK_PASS_DEPTH_FAIL = 0x8802;
+ this.STENCIL_BACK_PASS_DEPTH_PASS = 0x8803;
+ this.STENCIL_BACK_REF = 0x8CA3;
+ this.STENCIL_BACK_VALUE_MASK = 0x8CA4;
+ this.STENCIL_BACK_WRITEMASK = 0x8CA5;
+ this.VIEWPORT = 0x0BA2;
+ this.SCISSOR_BOX = 0x0C10;
+ /* SCISSOR_TEST */
+ this.COLOR_CLEAR_VALUE = 0x0C22;
+ this.COLOR_WRITEMASK = 0x0C23;
+ this.UNPACK_ALIGNMENT = 0x0CF5;
+ this.PACK_ALIGNMENT = 0x0D05;
+ this.MAX_TEXTURE_SIZE = 0x0D33;
+ this.MAX_VIEWPORT_DIMS = 0x0D3A;
+ this.SUBPIXEL_BITS = 0x0D50;
+ this.RED_BITS = 0x0D52;
+ this.GREEN_BITS = 0x0D53;
+ this.BLUE_BITS = 0x0D54;
+ this.ALPHA_BITS = 0x0D55;
+ this.DEPTH_BITS = 0x0D56;
+ this.STENCIL_BITS = 0x0D57;
+ this.POLYGON_OFFSET_UNITS = 0x2A00;
+ /* POLYGON_OFFSET_FILL */
+ this.POLYGON_OFFSET_FACTOR = 0x8038;
+ this.TEXTURE_BINDING_2D = 0x8069;
+ this.SAMPLE_BUFFERS = 0x80A8;
+ this.SAMPLES = 0x80A9;
+ this.SAMPLE_COVERAGE_VALUE = 0x80AA;
+ this.SAMPLE_COVERAGE_INVERT = 0x80AB;
+
+ /* GetTextureParameter */
+ /* TEXTURE_MAG_FILTER */
+ /* TEXTURE_MIN_FILTER */
+ /* TEXTURE_WRAP_S */
+ /* TEXTURE_WRAP_T */
+
+ this.COMPRESSED_TEXTURE_FORMATS = 0x86A3;
+
+ /* HintMode */
+ this.DONT_CARE = 0x1100;
+ this.FASTEST = 0x1101;
+ this.NICEST = 0x1102;
+
+ /* HintTarget */
+ this.GENERATE_MIPMAP_HINT = 0x8192;
+
+ /* DataType */
+ this.BYTE = 0x1400;
+ this.UNSIGNED_BYTE = 0x1401;
+ this.SHORT = 0x1402;
+ this.UNSIGNED_SHORT = 0x1403;
+ this.INT = 0x1404;
+ this.UNSIGNED_INT = 0x1405;
+ this.FLOAT = 0x1406;
+
+ /* PixelFormat */
+ this.DEPTH_COMPONENT = 0x1902;
+ this.ALPHA = 0x1906;
+ this.RGB = 0x1907;
+ this.RGBA = 0x1908;
+ this.LUMINANCE = 0x1909;
+ this.LUMINANCE_ALPHA = 0x190A;
+
+ /* PixelType */
+ /* UNSIGNED_BYTE */
+ this.UNSIGNED_SHORT_4_4_4_4 = 0x8033;
+ this.UNSIGNED_SHORT_5_5_5_1 = 0x8034;
+ this.UNSIGNED_SHORT_5_6_5 = 0x8363;
+
+ /* Shaders */
+ this.FRAGMENT_SHADER = 0x8B30;
+ this.VERTEX_SHADER = 0x8B31;
+ this.MAX_VERTEX_ATTRIBS = 0x8869;
+ this.MAX_VERTEX_UNIFORM_VECTORS = 0x8DFB;
+ this.MAX_VARYING_VECTORS = 0x8DFC;
+ this.MAX_COMBINED_TEXTURE_IMAGE_UNITS = 0x8B4D;
+ this.MAX_VERTEX_TEXTURE_IMAGE_UNITS = 0x8B4C;
+ this.MAX_TEXTURE_IMAGE_UNITS = 0x8872;
+ this.MAX_FRAGMENT_UNIFORM_VECTORS = 0x8DFD;
+ this.SHADER_TYPE = 0x8B4F;
+ this.DELETE_STATUS = 0x8B80;
+ this.LINK_STATUS = 0x8B82;
+ this.VALIDATE_STATUS = 0x8B83;
+ this.ATTACHED_SHADERS = 0x8B85;
+ this.ACTIVE_UNIFORMS = 0x8B86;
+ this.ACTIVE_ATTRIBUTES = 0x8B89;
+ this.SHADING_LANGUAGE_VERSION = 0x8B8C;
+ this.CURRENT_PROGRAM = 0x8B8D;
+
+ /* StencilFunction */
+ this.NEVER = 0x0200;
+ this.LESS = 0x0201;
+ this.EQUAL = 0x0202;
+ this.LEQUAL = 0x0203;
+ this.GREATER = 0x0204;
+ this.NOTEQUAL = 0x0205;
+ this.GEQUAL = 0x0206;
+ this.ALWAYS = 0x0207;
+
+ /* StencilOp */
+ /* ZERO */
+ this.KEEP = 0x1E00;
+ this.REPLACE = 0x1E01;
+ this.INCR = 0x1E02;
+ this.DECR = 0x1E03;
+ this.INVERT = 0x150A;
+ this.INCR_WRAP = 0x8507;
+ this.DECR_WRAP = 0x8508;
+
+ /* StringName */
+ this.VENDOR = 0x1F00;
+ this.RENDERER = 0x1F01;
+ this.VERSION = 0x1F02;
+
+ /* TextureMagFilter */
+ this.NEAREST = 0x2600;
+ this.LINEAR = 0x2601;
+
+ /* TextureMinFilter */
+ /* NEAREST */
+ /* LINEAR */
+ this.NEAREST_MIPMAP_NEAREST = 0x2700;
+ this.LINEAR_MIPMAP_NEAREST = 0x2701;
+ this.NEAREST_MIPMAP_LINEAR = 0x2702;
+ this.LINEAR_MIPMAP_LINEAR = 0x2703;
+
+ /* TextureParameterName */
+ this.TEXTURE_MAG_FILTER = 0x2800;
+ this.TEXTURE_MIN_FILTER = 0x2801;
+ this.TEXTURE_WRAP_S = 0x2802;
+ this.TEXTURE_WRAP_T = 0x2803;
+
+ /* TextureTarget */
+ this.TEXTURE_2D = 0x0DE1;
+ this.TEXTURE = 0x1702;
+
+ this.TEXTURE_CUBE_MAP = 0x8513;
+ this.TEXTURE_BINDING_CUBE_MAP = 0x8514;
+ this.TEXTURE_CUBE_MAP_POSITIVE_X = 0x8515;
+ this.TEXTURE_CUBE_MAP_NEGATIVE_X = 0x8516;
+ this.TEXTURE_CUBE_MAP_POSITIVE_Y = 0x8517;
+ this.TEXTURE_CUBE_MAP_NEGATIVE_Y = 0x8518;
+ this.TEXTURE_CUBE_MAP_POSITIVE_Z = 0x8519;
+ this.TEXTURE_CUBE_MAP_NEGATIVE_Z = 0x851A;
+ this.MAX_CUBE_MAP_TEXTURE_SIZE = 0x851C;
+
+ /* TextureUnit */
+ this.TEXTURE0 = 0x84C0;
+ this.TEXTURE1 = 0x84C1;
+ this.TEXTURE2 = 0x84C2;
+ this.TEXTURE3 = 0x84C3;
+ this.TEXTURE4 = 0x84C4;
+ this.TEXTURE5 = 0x84C5;
+ this.TEXTURE6 = 0x84C6;
+ this.TEXTURE7 = 0x84C7;
+ this.TEXTURE8 = 0x84C8;
+ this.TEXTURE9 = 0x84C9;
+ this.TEXTURE10 = 0x84CA;
+ this.TEXTURE11 = 0x84CB;
+ this.TEXTURE12 = 0x84CC;
+ this.TEXTURE13 = 0x84CD;
+ this.TEXTURE14 = 0x84CE;
+ this.TEXTURE15 = 0x84CF;
+ this.TEXTURE16 = 0x84D0;
+ this.TEXTURE17 = 0x84D1;
+ this.TEXTURE18 = 0x84D2;
+ this.TEXTURE19 = 0x84D3;
+ this.TEXTURE20 = 0x84D4;
+ this.TEXTURE21 = 0x84D5;
+ this.TEXTURE22 = 0x84D6;
+ this.TEXTURE23 = 0x84D7;
+ this.TEXTURE24 = 0x84D8;
+ this.TEXTURE25 = 0x84D9;
+ this.TEXTURE26 = 0x84DA;
+ this.TEXTURE27 = 0x84DB;
+ this.TEXTURE28 = 0x84DC;
+ this.TEXTURE29 = 0x84DD;
+ this.TEXTURE30 = 0x84DE;
+ this.TEXTURE31 = 0x84DF;
+ this.ACTIVE_TEXTURE = 0x84E0;
+
+ /* TextureWrapMode */
+ this.REPEAT = 0x2901;
+ this.CLAMP_TO_EDGE = 0x812F;
+ this.MIRRORED_REPEAT = 0x8370;
+
+ /* Uniform Types */
+ this.FLOAT_VEC2 = 0x8B50;
+ this.FLOAT_VEC3 = 0x8B51;
+ this.FLOAT_VEC4 = 0x8B52;
+ this.INT_VEC2 = 0x8B53;
+ this.INT_VEC3 = 0x8B54;
+ this.INT_VEC4 = 0x8B55;
+ this.BOOL = 0x8B56;
+ this.BOOL_VEC2 = 0x8B57;
+ this.BOOL_VEC3 = 0x8B58;
+ this.BOOL_VEC4 = 0x8B59;
+ this.FLOAT_MAT2 = 0x8B5A;
+ this.FLOAT_MAT3 = 0x8B5B;
+ this.FLOAT_MAT4 = 0x8B5C;
+ this.SAMPLER_2D = 0x8B5E;
+ this.SAMPLER_CUBE = 0x8B60;
+
+ /* Vertex Arrays */
+ this.VERTEX_ATTRIB_ARRAY_ENABLED = 0x8622;
+ this.VERTEX_ATTRIB_ARRAY_SIZE = 0x8623;
+ this.VERTEX_ATTRIB_ARRAY_STRIDE = 0x8624;
+ this.VERTEX_ATTRIB_ARRAY_TYPE = 0x8625;
+ this.VERTEX_ATTRIB_ARRAY_NORMALIZED = 0x886A;
+ this.VERTEX_ATTRIB_ARRAY_POINTER = 0x8645;
+ this.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING = 0x889F;
+
+ /* Read Format */
+ this.IMPLEMENTATION_COLOR_READ_TYPE = 0x8B9A;
+ this.IMPLEMENTATION_COLOR_READ_FORMAT = 0x8B9B;
+
+ /* Shader Source */
+ this.COMPILE_STATUS = 0x8B81;
+
+ /* Shader Precision-Specified Types */
+ this.LOW_FLOAT = 0x8DF0;
+ this.MEDIUM_FLOAT = 0x8DF1;
+ this.HIGH_FLOAT = 0x8DF2;
+ this.LOW_INT = 0x8DF3;
+ this.MEDIUM_INT = 0x8DF4;
+ this.HIGH_INT = 0x8DF5;
+
+ /* Framebuffer Object. */
+ this.FRAMEBUFFER = 0x8D40;
+ this.RENDERBUFFER = 0x8D41;
+
+ this.RGBA4 = 0x8056;
+ this.RGB5_A1 = 0x8057;
+ this.RGB565 = 0x8D62;
+ this.DEPTH_COMPONENT16 = 0x81A5;
+ this.STENCIL_INDEX = 0x1901;
+ this.STENCIL_INDEX8 = 0x8D48;
+ this.DEPTH_STENCIL = 0x84F9;
+
+ this.RENDERBUFFER_WIDTH = 0x8D42;
+ this.RENDERBUFFER_HEIGHT = 0x8D43;
+ this.RENDERBUFFER_INTERNAL_FORMAT = 0x8D44;
+ this.RENDERBUFFER_RED_SIZE = 0x8D50;
+ this.RENDERBUFFER_GREEN_SIZE = 0x8D51;
+ this.RENDERBUFFER_BLUE_SIZE = 0x8D52;
+ this.RENDERBUFFER_ALPHA_SIZE = 0x8D53;
+ this.RENDERBUFFER_DEPTH_SIZE = 0x8D54;
+ this.RENDERBUFFER_STENCIL_SIZE = 0x8D55;
+
+ this.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE = 0x8CD0;
+ this.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME = 0x8CD1;
+ this.FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL = 0x8CD2;
+ this.FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE = 0x8CD3;
+
+ this.COLOR_ATTACHMENT0 = 0x8CE0;
+ this.DEPTH_ATTACHMENT = 0x8D00;
+ this.STENCIL_ATTACHMENT = 0x8D20;
+ this.DEPTH_STENCIL_ATTACHMENT = 0x821A;
+
+ this.NONE = 0;
+
+ this.FRAMEBUFFER_COMPLETE = 0x8CD5;
+ this.FRAMEBUFFER_INCOMPLETE_ATTACHMENT = 0x8CD6;
+ this.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT = 0x8CD7;
+ this.FRAMEBUFFER_INCOMPLETE_DIMENSIONS = 0x8CD9;
+ this.FRAMEBUFFER_UNSUPPORTED = 0x8CDD;
+
+ this.FRAMEBUFFER_BINDING = 0x8CA6;
+ this.RENDERBUFFER_BINDING = 0x8CA7;
+ this.MAX_RENDERBUFFER_SIZE = 0x84E8;
+
+ this.INVALID_FRAMEBUFFER_OPERATION = 0x0506;
+
+ /* WebGL-specific enums */
+ this.UNPACK_FLIP_Y_WEBGL = 0x9240;
+ this.UNPACK_PREMULTIPLY_ALPHA_WEBGL = 0x9241;
+ this.CONTEXT_LOST_WEBGL = 0x9242;
+ this.UNPACK_COLORSPACE_CONVERSION_WEBGL = 0x9243;
+ this.BROWSER_DEFAULT_WEBGL = 0x9244;
+
+ //==========
+ // Functions
+ //==========
+
+ this.getParameter = function(name) {
+ assert(name);
+ throw 'TODO';
+ };
}