applications/generators/WebGLGen/webgl1.idl - gpac - Git at Google


            
            // AUTOGENERATED FILE -- DO NOT EDIT -- SEE Makefile

            
            //

            
            // WebGL IDL definitions scraped from the Khronos specification:

            
            // https://www.khronos.org/registry/webgl/specs/latest/

            
            //

            
            // This IDL depends on the typed array specification defined at:

            
            // https://www.khronos.org/registry/typedarray/specs/latest/typedarrays.idl


            typedef unsigned long  GLenum;

            
            typedef boolean        GLboolean;

            
            typedef unsigned long  GLbitfield;

            
            typedef byte           GLbyte;         /* 'byte' should be a signed 8 bit type. */

            
            typedef short          GLshort;

            
            typedef long           GLint;

            
            typedef long           GLsizei;

            
            typedef long long      GLintptr;

            
            typedef long long      GLsizeiptr;

            
            // Ideally the typedef below would use 'unsigned byte', but that doesn't currently exist in Web IDL.

            
            typedef octet          GLubyte;        /* 'octet' should be an unsigned 8 bit type. */

            
            typedef unsigned short GLushort;

            
            typedef unsigned long  GLuint;

            
            typedef unrestricted float GLfloat;

            
            typedef unrestricted float GLclampf;


            dictionary WebGLContextAttributes {

            
                GLboolean alpha = true;

            
                GLboolean depth = true;

            
                GLboolean stencil = false;

            
                GLboolean antialias = true;

            
                GLboolean premultipliedAlpha = true;

            
                GLboolean preserveDrawingBuffer = false;

            
                GLboolean preferLowPowerToHighPerformance = false;

            
                GLboolean failIfMajorPerformanceCaveat = false;

            
            };


            interface WebGLObject {

            
            };


            interface WebGLBuffer : WebGLObject {

            
            };


            interface WebGLFramebuffer : WebGLObject {

            
            };


            interface WebGLProgram : WebGLObject {

            
            };


            interface WebGLRenderbuffer : WebGLObject {

            
            };


            interface WebGLShader : WebGLObject {

            
            };


            interface WebGLTexture : WebGLObject {

            
            };


            interface WebGLUniformLocation {

            
            };


            interface WebGLActiveInfo {

            
                readonly attribute GLint size;

            
                readonly attribute GLenum type;

            
                readonly attribute DOMString name;

            
            };


            interface WebGLShaderPrecisionFormat {

            
                readonly attribute GLint rangeMin;

            
                readonly attribute GLint rangeMax;

            
                readonly attribute GLint precision;

            
            };


            [NoInterfaceObject]

            
            interface WebGLRenderingContextBase

            
            {


                /* ClearBufferMask */

            
                const GLenum DEPTH_BUFFER_BIT               = 0x00000100;

            
                const GLenum STENCIL_BUFFER_BIT             = 0x00000400;

            
                const GLenum COLOR_BUFFER_BIT               = 0x00004000;


                /* BeginMode */

            
                const GLenum POINTS                         = 0x0000;

            
                const GLenum LINES                          = 0x0001;

            
                const GLenum LINE_LOOP                      = 0x0002;

            
                const GLenum LINE_STRIP                     = 0x0003;

            
                const GLenum TRIANGLES                      = 0x0004;

            
                const GLenum TRIANGLE_STRIP                 = 0x0005;

            
                const GLenum TRIANGLE_FAN                   = 0x0006;


                /* AlphaFunction (not supported in ES20) */

            
                /*      NEVER */

            
                /*      LESS */

            
                /*      EQUAL */

            
                /*      LEQUAL */

            
                /*      GREATER */

            
                /*      NOTEQUAL */

            
                /*      GEQUAL */

            
                /*      ALWAYS */


                /* BlendingFactorDest */

            
                const GLenum ZERO                           = 0;

            
                const GLenum ONE                            = 1;

            
                const GLenum SRC_COLOR                      = 0x0300;

            
                const GLenum ONE_MINUS_SRC_COLOR            = 0x0301;

            
                const GLenum SRC_ALPHA                      = 0x0302;

            
                const GLenum ONE_MINUS_SRC_ALPHA            = 0x0303;

            
                const GLenum DST_ALPHA                      = 0x0304;

            
                const GLenum ONE_MINUS_DST_ALPHA            = 0x0305;


                /* BlendingFactorSrc */

            
                /*      ZERO */

            
                /*      ONE */

            
                const GLenum DST_COLOR                      = 0x0306;

            
                const GLenum ONE_MINUS_DST_COLOR            = 0x0307;

            
                const GLenum SRC_ALPHA_SATURATE             = 0x0308;

            
                /*      SRC_ALPHA */

            
                /*      ONE_MINUS_SRC_ALPHA */

            
                /*      DST_ALPHA */

            
                /*      ONE_MINUS_DST_ALPHA */


                /* BlendEquationSeparate */

            
                const GLenum FUNC_ADD                       = 0x8006;

            
                const GLenum BLEND_EQUATION                 = 0x8009;

            
                const GLenum BLEND_EQUATION_RGB             = 0x8009;   /* same as BLEND_EQUATION */

            
                const GLenum BLEND_EQUATION_ALPHA           = 0x883D;


                /* BlendSubtract */

            
                const GLenum FUNC_SUBTRACT                  = 0x800A;

            
                const GLenum FUNC_REVERSE_SUBTRACT          = 0x800B;


                /* Separate Blend Functions */

            
                const GLenum BLEND_DST_RGB                  = 0x80C8;

            
                const GLenum BLEND_SRC_RGB                  = 0x80C9;

            
                const GLenum BLEND_DST_ALPHA                = 0x80CA;

            
                const GLenum BLEND_SRC_ALPHA                = 0x80CB;

            
                const GLenum CONSTANT_COLOR                 = 0x8001;

            
                const GLenum ONE_MINUS_CONSTANT_COLOR       = 0x8002;

            
                const GLenum CONSTANT_ALPHA                 = 0x8003;

            
                const GLenum ONE_MINUS_CONSTANT_ALPHA       = 0x8004;

            
                const GLenum BLEND_COLOR                    = 0x8005;


                /* Buffer Objects */

            
                const GLenum ARRAY_BUFFER                   = 0x8892;

            
                const GLenum ELEMENT_ARRAY_BUFFER           = 0x8893;

            
                const GLenum ARRAY_BUFFER_BINDING           = 0x8894;

            
                const GLenum ELEMENT_ARRAY_BUFFER_BINDING   = 0x8895;


                const GLenum STREAM_DRAW                    = 0x88E0;

            
                const GLenum STATIC_DRAW                    = 0x88E4;

            
                const GLenum DYNAMIC_DRAW                   = 0x88E8;


                const GLenum BUFFER_SIZE                    = 0x8764;

            
                const GLenum BUFFER_USAGE                   = 0x8765;


                const GLenum CURRENT_VERTEX_ATTRIB          = 0x8626;


                /* CullFaceMode */

            
                const GLenum FRONT                          = 0x0404;

            
                const GLenum BACK                           = 0x0405;

            
                const GLenum FRONT_AND_BACK                 = 0x0408;


                /* DepthFunction */

            
                /*      NEVER */

            
                /*      LESS */

            
                /*      EQUAL */

            
                /*      LEQUAL */

            
                /*      GREATER */

            
                /*      NOTEQUAL */

            
                /*      GEQUAL */

            
                /*      ALWAYS */


                /* EnableCap */

            
                /* TEXTURE_2D */

            
                const GLenum CULL_FACE                      = 0x0B44;

            
                const GLenum BLEND                          = 0x0BE2;

            
                const GLenum DITHER                         = 0x0BD0;

            
                const GLenum STENCIL_TEST                   = 0x0B90;

            
                const GLenum DEPTH_TEST                     = 0x0B71;

            
                const GLenum SCISSOR_TEST                   = 0x0C11;

            
                const GLenum POLYGON_OFFSET_FILL            = 0x8037;

            
                const GLenum SAMPLE_ALPHA_TO_COVERAGE       = 0x809E;

            
                const GLenum SAMPLE_COVERAGE                = 0x80A0;


                /* ErrorCode */

            
                const GLenum NO_ERROR                       = 0;

            
                const GLenum INVALID_ENUM                   = 0x0500;

            
                const GLenum INVALID_VALUE                  = 0x0501;

            
                const GLenum INVALID_OPERATION              = 0x0502;

            
                const GLenum OUT_OF_MEMORY                  = 0x0505;


                /* FrontFaceDirection */

            
                const GLenum CW                             = 0x0900;

            
                const GLenum CCW                            = 0x0901;


                /* GetPName */

            
                const GLenum LINE_WIDTH                     = 0x0B21;

            
                const GLenum ALIASED_POINT_SIZE_RANGE       = 0x846D;

            
                const GLenum ALIASED_LINE_WIDTH_RANGE       = 0x846E;

            
                const GLenum CULL_FACE_MODE                 = 0x0B45;

            
                const GLenum FRONT_FACE                     = 0x0B46;

            
                const GLenum DEPTH_RANGE                    = 0x0B70;

            
                const GLenum DEPTH_WRITEMASK                = 0x0B72;

            
                const GLenum DEPTH_CLEAR_VALUE              = 0x0B73;

            
                const GLenum DEPTH_FUNC                     = 0x0B74;

            
                const GLenum STENCIL_CLEAR_VALUE            = 0x0B91;

            
                const GLenum STENCIL_FUNC                   = 0x0B92;

            
                const GLenum STENCIL_FAIL                   = 0x0B94;

            
                const GLenum STENCIL_PASS_DEPTH_FAIL        = 0x0B95;

            
                const GLenum STENCIL_PASS_DEPTH_PASS        = 0x0B96;

            
                const GLenum STENCIL_REF                    = 0x0B97;

            
                const GLenum STENCIL_VALUE_MASK             = 0x0B93;

            
                const GLenum STENCIL_WRITEMASK              = 0x0B98;

            
                const GLenum STENCIL_BACK_FUNC              = 0x8800;

            
                const GLenum STENCIL_BACK_FAIL              = 0x8801;

            
                const GLenum STENCIL_BACK_PASS_DEPTH_FAIL   = 0x8802;

            
                const GLenum STENCIL_BACK_PASS_DEPTH_PASS   = 0x8803;

            
                const GLenum STENCIL_BACK_REF               = 0x8CA3;

            
                const GLenum STENCIL_BACK_VALUE_MASK        = 0x8CA4;

            
                const GLenum STENCIL_BACK_WRITEMASK         = 0x8CA5;

            
                const GLenum VIEWPORT                       = 0x0BA2;

            
                const GLenum SCISSOR_BOX                    = 0x0C10;

            
                /*      SCISSOR_TEST */

            
                const GLenum COLOR_CLEAR_VALUE              = 0x0C22;

            
                const GLenum COLOR_WRITEMASK                = 0x0C23;

            
                const GLenum UNPACK_ALIGNMENT               = 0x0CF5;

            
                const GLenum PACK_ALIGNMENT                 = 0x0D05;

            
                const GLenum MAX_TEXTURE_SIZE               = 0x0D33;

            
                const GLenum MAX_VIEWPORT_DIMS              = 0x0D3A;

            
                const GLenum SUBPIXEL_BITS                  = 0x0D50;

            
                const GLenum RED_BITS                       = 0x0D52;

            
                const GLenum GREEN_BITS                     = 0x0D53;

            
                const GLenum BLUE_BITS                      = 0x0D54;

            
                const GLenum ALPHA_BITS                     = 0x0D55;

            
                const GLenum DEPTH_BITS                     = 0x0D56;

            
                const GLenum STENCIL_BITS                   = 0x0D57;

            
                const GLenum POLYGON_OFFSET_UNITS           = 0x2A00;

            
                /*      POLYGON_OFFSET_FILL */

            
                const GLenum POLYGON_OFFSET_FACTOR          = 0x8038;

            
                const GLenum TEXTURE_BINDING_2D             = 0x8069;

            
                const GLenum SAMPLE_BUFFERS                 = 0x80A8;

            
                const GLenum SAMPLES                        = 0x80A9;

            
                const GLenum SAMPLE_COVERAGE_VALUE          = 0x80AA;

            
                const GLenum SAMPLE_COVERAGE_INVERT         = 0x80AB;


                /* GetTextureParameter */

            
                /*      TEXTURE_MAG_FILTER */

            
                /*      TEXTURE_MIN_FILTER */

            
                /*      TEXTURE_WRAP_S */

            
                /*      TEXTURE_WRAP_T */


                const GLenum COMPRESSED_TEXTURE_FORMATS     = 0x86A3;


                /* HintMode */

            
                const GLenum DONT_CARE                      = 0x1100;

            
                const GLenum FASTEST                        = 0x1101;

            
                const GLenum NICEST                         = 0x1102;


                /* HintTarget */

            
                const GLenum GENERATE_MIPMAP_HINT            = 0x8192;


                /* DataType */

            
                const GLenum BYTE                           = 0x1400;

            
                const GLenum UNSIGNED_BYTE                  = 0x1401;

            
                const GLenum SHORT                          = 0x1402;

            
                const GLenum UNSIGNED_SHORT                 = 0x1403;

            
                const GLenum INT                            = 0x1404;

            
                const GLenum UNSIGNED_INT                   = 0x1405;

            
                const GLenum FLOAT                          = 0x1406;


                /* PixelFormat */

            
                const GLenum DEPTH_COMPONENT                = 0x1902;

            
                const GLenum ALPHA                          = 0x1906;

            
                const GLenum RGB                            = 0x1907;

            
                const GLenum RGBA                           = 0x1908;

            
                const GLenum LUMINANCE                      = 0x1909;

            
                const GLenum LUMINANCE_ALPHA                = 0x190A;


                /* PixelType */

            
                /*      UNSIGNED_BYTE */

            
                const GLenum UNSIGNED_SHORT_4_4_4_4         = 0x8033;

            
                const GLenum UNSIGNED_SHORT_5_5_5_1         = 0x8034;

            
                const GLenum UNSIGNED_SHORT_5_6_5           = 0x8363;


                /* Shaders */

            
                const GLenum FRAGMENT_SHADER                  = 0x8B30;

            
                const GLenum VERTEX_SHADER                    = 0x8B31;

            
                const GLenum MAX_VERTEX_ATTRIBS               = 0x8869;

            
                const GLenum MAX_VERTEX_UNIFORM_VECTORS       = 0x8DFB;

            
                const GLenum MAX_VARYING_VECTORS              = 0x8DFC;

            
                const GLenum MAX_COMBINED_TEXTURE_IMAGE_UNITS = 0x8B4D;

            
                const GLenum MAX_VERTEX_TEXTURE_IMAGE_UNITS   = 0x8B4C;

            
                const GLenum MAX_TEXTURE_IMAGE_UNITS          = 0x8872;

            
                const GLenum MAX_FRAGMENT_UNIFORM_VECTORS     = 0x8DFD;

            
                const GLenum SHADER_TYPE                      = 0x8B4F;

            
                const GLenum DELETE_STATUS                    = 0x8B80;

            
                const GLenum LINK_STATUS                      = 0x8B82;

            
                const GLenum VALIDATE_STATUS                  = 0x8B83;

            
                const GLenum ATTACHED_SHADERS                 = 0x8B85;

            
                const GLenum ACTIVE_UNIFORMS                  = 0x8B86;

            
                const GLenum ACTIVE_ATTRIBUTES                = 0x8B89;

            
                const GLenum SHADING_LANGUAGE_VERSION         = 0x8B8C;

            
                const GLenum CURRENT_PROGRAM                  = 0x8B8D;


                /* StencilFunction */

            
                const GLenum NEVER                          = 0x0200;

            
                const GLenum LESS                           = 0x0201;

            
                const GLenum EQUAL                          = 0x0202;

            
                const GLenum LEQUAL                         = 0x0203;

            
                const GLenum GREATER                        = 0x0204;

            
                const GLenum NOTEQUAL                       = 0x0205;

            
                const GLenum GEQUAL                         = 0x0206;

            
                const GLenum ALWAYS                         = 0x0207;


                /* StencilOp */

            
                /*      ZERO */

            
                const GLenum KEEP                           = 0x1E00;

            
                const GLenum REPLACE                        = 0x1E01;

            
                const GLenum INCR                           = 0x1E02;

            
                const GLenum DECR                           = 0x1E03;

            
                const GLenum INVERT                         = 0x150A;

            
                const GLenum INCR_WRAP                      = 0x8507;

            
                const GLenum DECR_WRAP                      = 0x8508;


                /* StringName */

            
                const GLenum VENDOR                         = 0x1F00;

            
                const GLenum RENDERER                       = 0x1F01;

            
                const GLenum VERSION                        = 0x1F02;


                /* TextureMagFilter */

            
                const GLenum NEAREST                        = 0x2600;

            
                const GLenum LINEAR                         = 0x2601;


                /* TextureMinFilter */

            
                /*      NEAREST */

            
                /*      LINEAR */

            
                const GLenum NEAREST_MIPMAP_NEAREST         = 0x2700;

            
                const GLenum LINEAR_MIPMAP_NEAREST          = 0x2701;

            
                const GLenum NEAREST_MIPMAP_LINEAR          = 0x2702;

            
                const GLenum LINEAR_MIPMAP_LINEAR           = 0x2703;


                /* TextureParameterName */

            
                const GLenum TEXTURE_MAG_FILTER             = 0x2800;

            
                const GLenum TEXTURE_MIN_FILTER             = 0x2801;

            
                const GLenum TEXTURE_WRAP_S                 = 0x2802;

            
                const GLenum TEXTURE_WRAP_T                 = 0x2803;


                /* TextureTarget */

            
                const GLenum TEXTURE_2D                     = 0x0DE1;

            
                const GLenum TEXTURE                        = 0x1702;


                const GLenum TEXTURE_CUBE_MAP               = 0x8513;

            
                const GLenum TEXTURE_BINDING_CUBE_MAP       = 0x8514;

            
                const GLenum TEXTURE_CUBE_MAP_POSITIVE_X    = 0x8515;

            
                const GLenum TEXTURE_CUBE_MAP_NEGATIVE_X    = 0x8516;

            
                const GLenum TEXTURE_CUBE_MAP_POSITIVE_Y    = 0x8517;

            
                const GLenum TEXTURE_CUBE_MAP_NEGATIVE_Y    = 0x8518;

            
                const GLenum TEXTURE_CUBE_MAP_POSITIVE_Z    = 0x8519;

            
                const GLenum TEXTURE_CUBE_MAP_NEGATIVE_Z    = 0x851A;

            
                const GLenum MAX_CUBE_MAP_TEXTURE_SIZE      = 0x851C;


                /* TextureUnit */

            
                const GLenum TEXTURE0                       = 0x84C0;

            
                const GLenum TEXTURE1                       = 0x84C1;

            
                const GLenum TEXTURE2                       = 0x84C2;

            
                const GLenum TEXTURE3                       = 0x84C3;

            
                const GLenum TEXTURE4                       = 0x84C4;

            
                const GLenum TEXTURE5                       = 0x84C5;

            
                const GLenum TEXTURE6                       = 0x84C6;

            
                const GLenum TEXTURE7                       = 0x84C7;

            
                const GLenum TEXTURE8                       = 0x84C8;

            
                const GLenum TEXTURE9                       = 0x84C9;

            
                const GLenum TEXTURE10                      = 0x84CA;

            
                const GLenum TEXTURE11                      = 0x84CB;

            
                const GLenum TEXTURE12                      = 0x84CC;

            
                const GLenum TEXTURE13                      = 0x84CD;

            
                const GLenum TEXTURE14                      = 0x84CE;

            
                const GLenum TEXTURE15                      = 0x84CF;

            
                const GLenum TEXTURE16                      = 0x84D0;

            
                const GLenum TEXTURE17                      = 0x84D1;

            
                const GLenum TEXTURE18                      = 0x84D2;

            
                const GLenum TEXTURE19                      = 0x84D3;

            
                const GLenum TEXTURE20                      = 0x84D4;

            
                const GLenum TEXTURE21                      = 0x84D5;

            
                const GLenum TEXTURE22                      = 0x84D6;

            
                const GLenum TEXTURE23                      = 0x84D7;

            
                const GLenum TEXTURE24                      = 0x84D8;

            
                const GLenum TEXTURE25                      = 0x84D9;

            
                const GLenum TEXTURE26                      = 0x84DA;

            
                const GLenum TEXTURE27                      = 0x84DB;

            
                const GLenum TEXTURE28                      = 0x84DC;

            
                const GLenum TEXTURE29                      = 0x84DD;

            
                const GLenum TEXTURE30                      = 0x84DE;

            
                const GLenum TEXTURE31                      = 0x84DF;

            
                const GLenum ACTIVE_TEXTURE                 = 0x84E0;


                /* TextureWrapMode */

            
                const GLenum REPEAT                         = 0x2901;

            
                const GLenum CLAMP_TO_EDGE                  = 0x812F;

            
                const GLenum MIRRORED_REPEAT                = 0x8370;


                /* Uniform Types */

            
                const GLenum FLOAT_VEC2                     = 0x8B50;

            
                const GLenum FLOAT_VEC3                     = 0x8B51;

            
                const GLenum FLOAT_VEC4                     = 0x8B52;

            
                const GLenum INT_VEC2                       = 0x8B53;

            
                const GLenum INT_VEC3                       = 0x8B54;

            
                const GLenum INT_VEC4                       = 0x8B55;

            
                const GLenum BOOL                           = 0x8B56;

            
                const GLenum BOOL_VEC2                      = 0x8B57;

            
                const GLenum BOOL_VEC3                      = 0x8B58;

            
                const GLenum BOOL_VEC4                      = 0x8B59;

            
                const GLenum FLOAT_MAT2                     = 0x8B5A;

            
                const GLenum FLOAT_MAT3                     = 0x8B5B;

            
                const GLenum FLOAT_MAT4                     = 0x8B5C;

            
                const GLenum SAMPLER_2D                     = 0x8B5E;

            
                const GLenum SAMPLER_CUBE                   = 0x8B60;


                /* Vertex Arrays */

            
                const GLenum VERTEX_ATTRIB_ARRAY_ENABLED        = 0x8622;

            
                const GLenum VERTEX_ATTRIB_ARRAY_SIZE           = 0x8623;

            
                const GLenum VERTEX_ATTRIB_ARRAY_STRIDE         = 0x8624;

            
                const GLenum VERTEX_ATTRIB_ARRAY_TYPE           = 0x8625;

            
                const GLenum VERTEX_ATTRIB_ARRAY_NORMALIZED     = 0x886A;

            
                const GLenum VERTEX_ATTRIB_ARRAY_POINTER        = 0x8645;

            
                const GLenum VERTEX_ATTRIB_ARRAY_BUFFER_BINDING = 0x889F;


                /* Read Format */

            
                const GLenum IMPLEMENTATION_COLOR_READ_TYPE   = 0x8B9A;

            
                const GLenum IMPLEMENTATION_COLOR_READ_FORMAT = 0x8B9B;


                /* Shader Source */

            
                const GLenum COMPILE_STATUS                 = 0x8B81;


                /* Shader Precision-Specified Types */

            
                const GLenum LOW_FLOAT                      = 0x8DF0;

            
                const GLenum MEDIUM_FLOAT                   = 0x8DF1;

            
                const GLenum HIGH_FLOAT                     = 0x8DF2;

            
                const GLenum LOW_INT                        = 0x8DF3;

            
                const GLenum MEDIUM_INT                     = 0x8DF4;

            
                const GLenum HIGH_INT                       = 0x8DF5;


                /* Framebuffer Object. */

            
                const GLenum FRAMEBUFFER                    = 0x8D40;

            
                const GLenum RENDERBUFFER                   = 0x8D41;


                const GLenum RGBA4                          = 0x8056;

            
                const GLenum RGB5_A1                        = 0x8057;

            
                const GLenum RGB565                         = 0x8D62;

            
                const GLenum DEPTH_COMPONENT16              = 0x81A5;

            
                const GLenum STENCIL_INDEX                  = 0x1901;

            
                const GLenum STENCIL_INDEX8                 = 0x8D48;

            
                const GLenum DEPTH_STENCIL                  = 0x84F9;


                const GLenum RENDERBUFFER_WIDTH             = 0x8D42;

            
                const GLenum RENDERBUFFER_HEIGHT            = 0x8D43;

            
                const GLenum RENDERBUFFER_INTERNAL_FORMAT   = 0x8D44;

            
                const GLenum RENDERBUFFER_RED_SIZE          = 0x8D50;

            
                const GLenum RENDERBUFFER_GREEN_SIZE        = 0x8D51;

            
                const GLenum RENDERBUFFER_BLUE_SIZE         = 0x8D52;

            
                const GLenum RENDERBUFFER_ALPHA_SIZE        = 0x8D53;

            
                const GLenum RENDERBUFFER_DEPTH_SIZE        = 0x8D54;

            
                const GLenum RENDERBUFFER_STENCIL_SIZE      = 0x8D55;


                const GLenum FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE           = 0x8CD0;

            
                const GLenum FRAMEBUFFER_ATTACHMENT_OBJECT_NAME           = 0x8CD1;

            
                const GLenum FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL         = 0x8CD2;

            
                const GLenum FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE = 0x8CD3;


                const GLenum COLOR_ATTACHMENT0              = 0x8CE0;

            
                const GLenum DEPTH_ATTACHMENT               = 0x8D00;

            
                const GLenum STENCIL_ATTACHMENT             = 0x8D20;

            
                const GLenum DEPTH_STENCIL_ATTACHMENT       = 0x821A;


                const GLenum NONE                           = 0;


                const GLenum FRAMEBUFFER_COMPLETE                      = 0x8CD5;

            
                const GLenum FRAMEBUFFER_INCOMPLETE_ATTACHMENT         = 0x8CD6;

            
                const GLenum FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT = 0x8CD7;

            
                const GLenum FRAMEBUFFER_INCOMPLETE_DIMENSIONS         = 0x8CD9;

            
                const GLenum FRAMEBUFFER_UNSUPPORTED                   = 0x8CDD;


                const GLenum FRAMEBUFFER_BINDING            = 0x8CA6;

            
                const GLenum RENDERBUFFER_BINDING           = 0x8CA7;

            
                const GLenum MAX_RENDERBUFFER_SIZE          = 0x84E8;


                const GLenum INVALID_FRAMEBUFFER_OPERATION  = 0x0506;


                /* WebGL-specific enums */

            
                const GLenum UNPACK_FLIP_Y_WEBGL            = 0x9240;

            
                const GLenum UNPACK_PREMULTIPLY_ALPHA_WEBGL = 0x9241;

            
                const GLenum CONTEXT_LOST_WEBGL             = 0x9242;

            
                const GLenum UNPACK_COLORSPACE_CONVERSION_WEBGL = 0x9243;

            
                const GLenum BROWSER_DEFAULT_WEBGL          = 0x9244;


                readonly attribute HTMLCanvasElement canvas;

            
                readonly attribute GLsizei drawingBufferWidth;

            
                readonly attribute GLsizei drawingBufferHeight;


                [WebGLHandlesContextLoss] WebGLContextAttributes? getContextAttributes();

            
                [WebGLHandlesContextLoss] boolean isContextLost();


                sequence<DOMString>? getSupportedExtensions();

            
                object? getExtension(DOMString name);


                void activeTexture(GLenum texture);

            
                void attachShader(WebGLProgram? program, WebGLShader? shader);

            
                void bindAttribLocation(WebGLProgram? program, GLuint index, DOMString name);

            
                void bindBuffer(GLenum target, WebGLBuffer? buffer);

            
                void bindFramebuffer(GLenum target, WebGLFramebuffer? framebuffer);

            
                void bindRenderbuffer(GLenum target, WebGLRenderbuffer? renderbuffer);

            
                void bindTexture(GLenum target, WebGLTexture? texture);

            
                void blendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);

            
                void blendEquation(GLenum mode);

            
                void blendEquationSeparate(GLenum modeRGB, GLenum modeAlpha);

            
                void blendFunc(GLenum sfactor, GLenum dfactor);

            
                void blendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);


                typedef (ArrayBuffer or ArrayBufferView) BufferDataSource;

            
                void bufferData(GLenum target, GLsizeiptr size, GLenum usage);

            
                void bufferData(GLenum target, BufferDataSource? data, GLenum usage);

            
                void bufferSubData(GLenum target, GLintptr offset, BufferDataSource? data);


                [WebGLHandlesContextLoss] GLenum checkFramebufferStatus(GLenum target);

            
                void clear(GLbitfield mask);

            
                void clearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);

            
                void clearDepth(GLclampf depth);

            
                void clearStencil(GLint s);

            
                void colorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);

            
                void compileShader(WebGLShader? shader);


                void compressedTexImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, ArrayBufferView data);

            
                void compressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, ArrayBufferView data);


                void copyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);

            
                void copyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);


                WebGLBuffer? createBuffer();

            
                WebGLFramebuffer? createFramebuffer();

            
                WebGLProgram? createProgram();

            
                WebGLRenderbuffer? createRenderbuffer();

            
                WebGLShader? createShader(GLenum type);

            
                WebGLTexture? createTexture();


                void cullFace(GLenum mode);


                void deleteBuffer(WebGLBuffer? buffer);

            
                void deleteFramebuffer(WebGLFramebuffer? framebuffer);

            
                void deleteProgram(WebGLProgram? program);

            
                void deleteRenderbuffer(WebGLRenderbuffer? renderbuffer);

            
                void deleteShader(WebGLShader? shader);

            
                void deleteTexture(WebGLTexture? texture);


                void depthFunc(GLenum func);

            
                void depthMask(GLboolean flag);

            
                void depthRange(GLclampf zNear, GLclampf zFar);

            
                void detachShader(WebGLProgram? program, WebGLShader? shader);

            
                void disable(GLenum cap);

            
                void disableVertexAttribArray(GLuint index);

            
                void drawArrays(GLenum mode, GLint first, GLsizei count);

            
                void drawElements(GLenum mode, GLsizei count, GLenum type, GLintptr offset);


                void enable(GLenum cap);

            
                void enableVertexAttribArray(GLuint index);

            
                void finish();

            
                void flush();

            
                void framebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, WebGLRenderbuffer? renderbuffer);

            
                void framebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, WebGLTexture? texture, GLint level);

            
                void frontFace(GLenum mode);


                void generateMipmap(GLenum target);


                WebGLActiveInfo? getActiveAttrib(WebGLProgram? program, GLuint index);

            
                WebGLActiveInfo? getActiveUniform(WebGLProgram? program, GLuint index);

            
                sequence<WebGLShader>? getAttachedShaders(WebGLProgram? program);


                [WebGLHandlesContextLoss] GLint getAttribLocation(WebGLProgram? program, DOMString name);


                any getBufferParameter(GLenum target, GLenum pname);

            
                any getParameter(GLenum pname);


                [WebGLHandlesContextLoss] GLenum getError();


                any getFramebufferAttachmentParameter(GLenum target, GLenum attachment, GLenum pname);

            
                any getProgramParameter(WebGLProgram? program, GLenum pname);

            
                DOMString? getProgramInfoLog(WebGLProgram? program);

            
                any getRenderbufferParameter(GLenum target, GLenum pname);

            
                any getShaderParameter(WebGLShader? shader, GLenum pname);

            
                WebGLShaderPrecisionFormat? getShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype);

            
                DOMString? getShaderInfoLog(WebGLShader? shader);


                DOMString? getShaderSource(WebGLShader? shader);


                any getTexParameter(GLenum target, GLenum pname);


                any getUniform(WebGLProgram? program, WebGLUniformLocation? location);


                WebGLUniformLocation? getUniformLocation(WebGLProgram? program, DOMString name);


                any getVertexAttrib(GLuint index, GLenum pname);


                [WebGLHandlesContextLoss] GLsizeiptr getVertexAttribOffset(GLuint index, GLenum pname);


                void hint(GLenum target, GLenum mode);

            
                [WebGLHandlesContextLoss] GLboolean isBuffer(WebGLBuffer? buffer);

            
                [WebGLHandlesContextLoss] GLboolean isEnabled(GLenum cap);

            
                [WebGLHandlesContextLoss] GLboolean isFramebuffer(WebGLFramebuffer? framebuffer);

            
                [WebGLHandlesContextLoss] GLboolean isProgram(WebGLProgram? program);

            
                [WebGLHandlesContextLoss] GLboolean isRenderbuffer(WebGLRenderbuffer? renderbuffer);

            
                [WebGLHandlesContextLoss] GLboolean isShader(WebGLShader? shader);

            
                [WebGLHandlesContextLoss] GLboolean isTexture(WebGLTexture? texture);

            
                void lineWidth(GLfloat width);

            
                void linkProgram(WebGLProgram? program);

            
                void pixelStorei(GLenum pname, GLint param);

            
                void polygonOffset(GLfloat factor, GLfloat units);


                void readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView? pixels);


                void renderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);

            
                void sampleCoverage(GLclampf value, GLboolean invert);

            
                void scissor(GLint x, GLint y, GLsizei width, GLsizei height);


                void shaderSource(WebGLShader? shader, DOMString source);


                void stencilFunc(GLenum func, GLint ref, GLuint mask);

            
                void stencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask);

            
                void stencilMask(GLuint mask);

            
                void stencilMaskSeparate(GLenum face, GLuint mask);

            
                void stencilOp(GLenum fail, GLenum zfail, GLenum zpass);

            
                void stencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass);


                typedef (ImageData or HTMLImageElement or HTMLCanvasElement or HTMLVideoElement) TexImageSource;

            
                void texImage2D(GLenum target, GLint level, GLenum internalformat,  GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, ArrayBufferView? pixels);

            
                void texImage2D(GLenum target, GLint level, GLenum internalformat, GLenum format, GLenum type, TexImageSource? source); // May throw DOMException


                void texParameterf(GLenum target, GLenum pname, GLfloat param);

            
                void texParameteri(GLenum target, GLenum pname, GLint param);


                void texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView? pixels);

            
                void texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLenum format, GLenum type, TexImageSource? source); // May throw DOMException


                void uniform1f(WebGLUniformLocation? location, GLfloat x);

            
                void uniform1fv(WebGLUniformLocation? location, Float32Array v);

            
                void uniform1fv(WebGLUniformLocation? location, sequence<GLfloat> v);

            
                void uniform1i(WebGLUniformLocation? location, GLint x);

            
                void uniform1iv(WebGLUniformLocation? location, Int32Array v);

            
                void uniform1iv(WebGLUniformLocation? location, sequence<long> v);

            
                void uniform2f(WebGLUniformLocation? location, GLfloat x, GLfloat y);

            
                void uniform2fv(WebGLUniformLocation? location, Float32Array v);

            
                void uniform2fv(WebGLUniformLocation? location, sequence<GLfloat> v);

            
                void uniform2i(WebGLUniformLocation? location, GLint x, GLint y);

            
                void uniform2iv(WebGLUniformLocation? location, Int32Array v);

            
                void uniform2iv(WebGLUniformLocation? location, sequence<long> v);

            
                void uniform3f(WebGLUniformLocation? location, GLfloat x, GLfloat y, GLfloat z);

            
                void uniform3fv(WebGLUniformLocation? location, Float32Array v);

            
                void uniform3fv(WebGLUniformLocation? location, sequence<GLfloat> v);

            
                void uniform3i(WebGLUniformLocation? location, GLint x, GLint y, GLint z);

            
                void uniform3iv(WebGLUniformLocation? location, Int32Array v);

            
                void uniform3iv(WebGLUniformLocation? location, sequence<long> v);

            
                void uniform4f(WebGLUniformLocation? location, GLfloat x, GLfloat y, GLfloat z, GLfloat w);

            
                void uniform4fv(WebGLUniformLocation? location, Float32Array v);

            
                void uniform4fv(WebGLUniformLocation? location, sequence<GLfloat> v);

            
                void uniform4i(WebGLUniformLocation? location, GLint x, GLint y, GLint z, GLint w);

            
                void uniform4iv(WebGLUniformLocation? location, Int32Array v);

            
                void uniform4iv(WebGLUniformLocation? location, sequence<long> v);


                void uniformMatrix2fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array value);

            
                void uniformMatrix2fv(WebGLUniformLocation? location, GLboolean transpose, sequence<GLfloat> value);

            
                void uniformMatrix3fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array value);

            
                void uniformMatrix3fv(WebGLUniformLocation? location, GLboolean transpose, sequence<GLfloat> value);

            
                void uniformMatrix4fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array value);

            
                void uniformMatrix4fv(WebGLUniformLocation? location, GLboolean transpose, sequence<GLfloat> value);


                void useProgram(WebGLProgram? program);

            
                void validateProgram(WebGLProgram? program);


                void vertexAttrib1f(GLuint indx, GLfloat x);

            
                void vertexAttrib1fv(GLuint indx, Float32Array values);

            
                void vertexAttrib1fv(GLuint indx, sequence<GLfloat> values);

            
                void vertexAttrib2f(GLuint indx, GLfloat x, GLfloat y);

            
                void vertexAttrib2fv(GLuint indx, Float32Array values);

            
                void vertexAttrib2fv(GLuint indx, sequence<GLfloat> values);

            
                void vertexAttrib3f(GLuint indx, GLfloat x, GLfloat y, GLfloat z);

            
                void vertexAttrib3fv(GLuint indx, Float32Array values);

            
                void vertexAttrib3fv(GLuint indx, sequence<GLfloat> values);

            
                void vertexAttrib4f(GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w);

            
                void vertexAttrib4fv(GLuint indx, Float32Array values);

            
                void vertexAttrib4fv(GLuint indx, sequence<GLfloat> values);

            
                void vertexAttribPointer(GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLintptr offset);


                void viewport(GLint x, GLint y, GLsizei width, GLsizei height);

            
            };


            interface WebGLRenderingContext

            
            {

            
            };

            
            WebGLRenderingContext implements WebGLRenderingContextBase;


            [Constructor(DOMString type, optional WebGLContextEventInit eventInit)]

            
            interface WebGLContextEvent : Event {

            
                readonly attribute DOMString statusMessage;

            
            };


            // EventInit is defined in the DOM4 specification.

            
            dictionary WebGLContextEventInit : EventInit {

            
                DOMString statusMessage;

            
            };