WebGLRenderingContextBase.texSubImage2D() should use a union instead of overloading
[WebKit-https.git] / Source / WebCore / html / canvas / WebGLRenderingContextBase.idl
index 9939e8b..ec755c9 100644 (file)
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
-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;
-typedef octet          GLubyte;        /* 'octet' should be an unsigned 8 bit type. */
+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;
+typedef octet GLubyte; /* 'octet' should be an unsigned 8 bit type. */
 typedef unsigned short GLushort;
-typedef unsigned long  GLuint;
+typedef unsigned long GLuint;
 typedef unrestricted float GLfloat;
 typedef unrestricted float GLclampf;
+typedef (ArrayBuffer or ArrayBufferView) BufferDataSource;
+
+// FIXME: Should allow ImageBitmap too.
+typedef (ImageData or HTMLImageElement or HTMLCanvasElement or HTMLVideoElement) TexImageSource;
 
 [
-NoInterfaceObject,
-Conditional=WEBGL,
-JSCustomMarkFunction,
-UsePointersEvenForNonNullableObjectArguments,
-DoNotCheckConstants,
-] interface WebGLRenderingContextBase : CanvasRenderingContext {
+    Conditional=WEBGL,
+    CustomIsReachable,
+    CustomToJSObject,
+    DoNotCheckConstants,
+    JSCustomMarkFunction,
+    NoInterfaceObject,
+] interface WebGLRenderingContextBase {
+
+    // back-reference to the canvas
+    readonly attribute HTMLCanvasElement canvas;
 
     /* ClearBufferMask */
-    const GLenum DEPTH_BUFFER_BIT               = 0x00000100;
-    const GLenum STENCIL_BUFFER_BIT             = 0x00000400;
-    const GLenum COLOR_BUFFER_BIT               = 0x00004000;
+    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;
+    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 */
+    /*  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;
+    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 */
+    /*  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;
+    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;
+    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;
+    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 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 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 BUFFER_SIZE = 0x8764;
+    const GLenum BUFFER_USAGE = 0x8765;
 
-    const GLenum CURRENT_VERTEX_ATTRIB          = 0x8626;
+    const GLenum CURRENT_VERTEX_ATTRIB = 0x8626;
 
     /* CullFaceMode */
-    const GLenum FRONT                          = 0x0404;
-    const GLenum BACK                           = 0x0405;
-    const GLenum FRONT_AND_BACK                 = 0x0408;
+    const GLenum FRONT = 0x0404;
+    const GLenum BACK = 0x0405;
+    const GLenum FRONT_AND_BACK = 0x0408;
 
     /* DepthFunction */
-    /*      NEVER */
-    /*      LESS */
-    /*      EQUAL */
-    /*      LEQUAL */
-    /*      GREATER */
-    /*      NOTEQUAL */
-    /*      GEQUAL */
-    /*      ALWAYS */
+    /*  NEVER */
+    /*  LESS */
+    /*  EQUAL */
+    /*  LEQUAL */
+    /*  GREATER */
+    /*  NOTEQUAL */
+    /*  GEQUAL */
+    /*  ALWAYS */
 
     /* EnableCap */
-    const GLenum TEXTURE_2D                     = 0x0DE1;
-    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;
+    const GLenum TEXTURE_2D = 0x0DE1;
+    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;
+    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;
+    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;
+    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 */
+    /*  TEXTURE_MAG_FILTER */
+    /*  TEXTURE_MIN_FILTER */
+    /*  TEXTURE_WRAP_S */
+    /*  TEXTURE_WRAP_T */
 
-    const GLenum COMPRESSED_TEXTURE_FORMATS     = 0x86A3;
+    const GLenum COMPRESSED_TEXTURE_FORMATS = 0x86A3;
 
     /* HintMode */
-    const GLenum DONT_CARE                      = 0x1100;
-    const GLenum FASTEST                        = 0x1101;
-    const GLenum NICEST                         = 0x1102;
+    const GLenum DONT_CARE = 0x1100;
+    const GLenum FASTEST = 0x1101;
+    const GLenum NICEST = 0x1102;
 
     /* HintTarget */
-    const GLenum GENERATE_MIPMAP_HINT            = 0x8192;
+    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;
+    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;
+    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;
+    /*  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 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;
+    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;
+    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;
+    /*  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;
+    const GLenum VENDOR = 0x1F00;
+    const GLenum RENDERER = 0x1F01;
+    const GLenum VERSION = 0x1F02;
 
     /* TextureMagFilter */
-    const GLenum NEAREST                        = 0x2600;
-    const GLenum LINEAR                         = 0x2601;
+    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;
+    /*  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;
+    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 */
-    /*      TEXTURE_2D */
-    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;
+    /*  TEXTURE_2D */
+    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;
+    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;
+    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;
+    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_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;
+    const GLenum IMPLEMENTATION_COLOR_READ_TYPE = 0x8B9A;
+    const GLenum IMPLEMENTATION_COLOR_READ_FORMAT = 0x8B9B;
 
     /* Shader Source */
-    const GLenum COMPILE_STATUS                 = 0x8B81;
+    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;
+    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 = 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 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 NONE = 0;
 
-    const GLenum FRAMEBUFFER_COMPLETE                      = 0x8CD5;
-    const GLenum FRAMEBUFFER_INCOMPLETE_ATTACHMENT         = 0x8CD6;
+    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_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 FRAMEBUFFER_BINDING = 0x8CA6;
+    const GLenum RENDERBUFFER_BINDING = 0x8CA7;
+    const GLenum MAX_RENDERBUFFER_SIZE = 0x84E8;
 
-    const GLenum INVALID_FRAMEBUFFER_OPERATION  = 0x0506;
+    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_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;
+    const GLenum BROWSER_DEFAULT_WEBGL = 0x9244;
 
     readonly attribute GLsizei drawingBufferWidth;
     readonly attribute GLsizei drawingBufferHeight;
 
-    [StrictTypeChecking, RaisesException] void         activeTexture(GLenum texture);
-    [StrictTypeChecking, RaisesException] void         attachShader(WebGLProgram program, WebGLShader shader);
-    [StrictTypeChecking, RaisesException] void         bindAttribLocation(WebGLProgram program, GLuint index, DOMString name);
-    [StrictTypeChecking, RaisesException] void         bindBuffer(GLenum target, WebGLBuffer buffer);
-    [StrictTypeChecking, RaisesException] void         bindFramebuffer(GLenum target, WebGLFramebuffer framebuffer);
-    [StrictTypeChecking, RaisesException] void         bindRenderbuffer(GLenum target, WebGLRenderbuffer renderbuffer);
-    [StrictTypeChecking, RaisesException] void         bindTexture(GLenum target, WebGLTexture texture);
-    [StrictTypeChecking] void         blendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
-    [StrictTypeChecking] void         blendEquation(GLenum mode);
-    [StrictTypeChecking] void         blendEquationSeparate(GLenum modeRGB, GLenum modeAlpha);
-    [StrictTypeChecking] void         blendFunc(GLenum sfactor, GLenum dfactor);
-    [StrictTypeChecking] void         blendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);
-    [StrictTypeChecking, RaisesException] void         bufferData(GLenum target, ArrayBuffer? data, GLenum usage);
-    [StrictTypeChecking, RaisesException] void         bufferData(GLenum target, ArrayBufferView? data, GLenum usage);
-    [StrictTypeChecking, RaisesException] void         bufferData(GLenum target, GLsizeiptr size, GLenum usage);
-    [StrictTypeChecking, RaisesException] void         bufferSubData(GLenum target, GLintptr offset, ArrayBuffer? data);
-    [StrictTypeChecking, RaisesException] void         bufferSubData(GLenum target, GLintptr offset, ArrayBufferView? data);
-
-    [StrictTypeChecking] GLenum       checkFramebufferStatus(GLenum target);
-    [StrictTypeChecking] void         clear(GLbitfield mask);
-    [StrictTypeChecking] void         clearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
-    [StrictTypeChecking] void         clearDepth(GLclampf depth);
-    [StrictTypeChecking] void         clearStencil(GLint s);
-    [StrictTypeChecking] void         colorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
-    [StrictTypeChecking, RaisesException] void         compileShader(WebGLShader shader);
-
-    [StrictTypeChecking] void         compressedTexImage2D(GLenum target, GLint level, GLenum internalformat,
-                                                           GLsizei width, GLsizei height, GLint border, ArrayBufferView data);
-    [StrictTypeChecking] void         compressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,
-                                                              GLsizei width, GLsizei height, GLenum format, ArrayBufferView data);
+    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);
+    void bufferData(GLenum target, BufferDataSource? data, GLenum usage);
+    void bufferData(GLenum target, GLsizeiptr size, GLenum usage);
+    void bufferSubData(GLenum target, GLintptr offset, BufferDataSource? data);
+
+    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);
     
-    [StrictTypeChecking] void         copyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
-    [StrictTypeChecking] void         copyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
-
-    [StrictTypeChecking] WebGLBuffer createBuffer();
-    [StrictTypeChecking] WebGLFramebuffer createFramebuffer();
-    [StrictTypeChecking] WebGLProgram createProgram();
-    [StrictTypeChecking] WebGLRenderbuffer createRenderbuffer();
-    [StrictTypeChecking, RaisesException] WebGLShader createShader(GLenum type);
-    [StrictTypeChecking] WebGLTexture createTexture();
-
-    [StrictTypeChecking] void         cullFace(GLenum mode);
-
-    [StrictTypeChecking] void         deleteBuffer(WebGLBuffer buffer);
-    [StrictTypeChecking] void         deleteFramebuffer(WebGLFramebuffer framebuffer);
-    [StrictTypeChecking] void         deleteProgram(WebGLProgram program);
-    [StrictTypeChecking] void         deleteRenderbuffer(WebGLRenderbuffer renderbuffer);
-    [StrictTypeChecking] void         deleteShader(WebGLShader shader);
-    [StrictTypeChecking] void         deleteTexture(WebGLTexture texture);
-
-    [StrictTypeChecking] void         depthFunc(GLenum func);
-    [StrictTypeChecking] void         depthMask(GLboolean flag);
-    [StrictTypeChecking] void         depthRange(GLclampf zNear, GLclampf zFar);
-    [StrictTypeChecking, RaisesException] void         detachShader(WebGLProgram program, WebGLShader shader);
-    [StrictTypeChecking] void         disable(GLenum cap);
-    [StrictTypeChecking, RaisesException] void         disableVertexAttribArray(GLuint index);
-    [StrictTypeChecking, RaisesException] void         drawArrays(GLenum mode, GLint first, GLsizei count);
-    [StrictTypeChecking, RaisesException] void         drawElements(GLenum mode, GLsizei count, GLenum type, GLintptr offset);
-
-    [StrictTypeChecking] void         enable(GLenum cap);
-    [StrictTypeChecking, RaisesException] void         enableVertexAttribArray(GLuint index);
-    [StrictTypeChecking] void         finish();
-    [StrictTypeChecking] void         flush();
-    [StrictTypeChecking, RaisesException] void         framebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, WebGLRenderbuffer renderbuffer);
-    [StrictTypeChecking, RaisesException] void         framebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, WebGLTexture texture, GLint level);
-    [StrictTypeChecking] void         frontFace(GLenum mode);
-    [StrictTypeChecking] void         generateMipmap(GLenum target);
+    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);
     
-    [StrictTypeChecking, RaisesException] WebGLActiveInfo getActiveAttrib(WebGLProgram program, GLuint index);
-    [StrictTypeChecking, RaisesException] WebGLActiveInfo getActiveUniform(WebGLProgram program, GLuint index);
+    WebGLActiveInfo getActiveAttrib(WebGLProgram? program, GLuint index);
+    WebGLActiveInfo getActiveUniform(WebGLProgram? program, GLuint index);
 
-    [StrictTypeChecking, Custom, RaisesException] void getAttachedShaders(WebGLProgram program);
+    [Custom] void getAttachedShaders(WebGLProgram? program);
 
-    [StrictTypeChecking] GLint        getAttribLocation(WebGLProgram program, DOMString name);
+    GLint getAttribLocation(WebGLProgram? program, DOMString name);
 
-    [StrictTypeChecking, Custom] any getBufferParameter(GLenum target, GLenum pname);
+    [Custom] any getBufferParameter(GLenum target, GLenum pname);
 
-    [StrictTypeChecking] WebGLContextAttributes getContextAttributes();
+    WebGLContextAttributes getContextAttributes();
 
-    [StrictTypeChecking] GLenum getError();
+    GLenum getError();
 
     // object getExtension(DOMString name);
-    [StrictTypeChecking, Custom] any getExtension(DOMString name);
+    [Custom] any getExtension(DOMString name);
 
-    [StrictTypeChecking, Custom, RaisesException] any getFramebufferAttachmentParameter(GLenum target, GLenum attachment, GLenum pname);
-    [StrictTypeChecking, Custom, RaisesException] any getParameter(GLenum pname);
-    [StrictTypeChecking, Custom, RaisesException] any getProgramParameter(WebGLProgram program, GLenum pname);
-    [StrictTypeChecking, RaisesException] DOMString? getProgramInfoLog(WebGLProgram program);
-    [StrictTypeChecking, Custom, RaisesException] any getRenderbufferParameter(GLenum target, GLenum pname);
-    [StrictTypeChecking, Custom, RaisesException] any getShaderParameter(WebGLShader shader, GLenum pname);
+    [Custom] any getFramebufferAttachmentParameter(GLenum target, GLenum attachment, GLenum pname);
+    [Custom] any getParameter(GLenum pname);
+    [Custom] any getProgramParameter(WebGLProgram? program, GLenum pname);
+    DOMString? getProgramInfoLog(WebGLProgram? program);
+    [Custom] any getRenderbufferParameter(GLenum target, GLenum pname);
+    [Custom] any getShaderParameter(WebGLShader? shader, GLenum pname);
 
-    [StrictTypeChecking, RaisesException] DOMString?    getShaderInfoLog(WebGLShader shader);
+    DOMString? getShaderInfoLog(WebGLShader? shader);
 
-    [StrictTypeChecking, RaisesException] WebGLShaderPrecisionFormat getShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype);
+    WebGLShaderPrecisionFormat getShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype);
 
-    [StrictTypeChecking, RaisesException] DOMString?    getShaderSource(WebGLShader shader);
+    DOMString? getShaderSource(WebGLShader? shader);
 
-    [StrictTypeChecking, Custom] sequence<DOMString> getSupportedExtensions();
+    [Custom] sequence<DOMString> getSupportedExtensions();
 
-    [StrictTypeChecking, Custom, RaisesException] any getTexParameter(GLenum target, GLenum pname);
+    [Custom] any getTexParameter(GLenum target, GLenum pname);
 
-    [StrictTypeChecking, Custom, RaisesException] any getUniform(WebGLProgram program, WebGLUniformLocation location);
+    [Custom] any getUniform(WebGLProgram? program, WebGLUniformLocation? location);
 
-    [StrictTypeChecking, RaisesException] WebGLUniformLocation getUniformLocation(WebGLProgram program, DOMString name);
+    WebGLUniformLocation getUniformLocation(WebGLProgram? program, DOMString name);
 
-    [StrictTypeChecking, Custom, RaisesException] any getVertexAttrib(GLuint index, GLenum pname);
+    [Custom] any getVertexAttrib(GLuint index, GLenum pname);
 
-    [StrictTypeChecking] GLsizeiptr getVertexAttribOffset(GLuint index, GLenum pname);
+    GLsizeiptr getVertexAttribOffset(GLuint index, GLenum pname);
 
-    [StrictTypeChecking] void         hint(GLenum target, GLenum mode);
-    [StrictTypeChecking] GLboolean    isBuffer(WebGLBuffer buffer);
-    [StrictTypeChecking] GLboolean    isContextLost();
-    [StrictTypeChecking] GLboolean    isEnabled(GLenum cap);
-    [StrictTypeChecking] GLboolean    isFramebuffer(WebGLFramebuffer framebuffer);
-    [StrictTypeChecking] GLboolean    isProgram(WebGLProgram program);
-    [StrictTypeChecking] GLboolean    isRenderbuffer(WebGLRenderbuffer renderbuffer);
-    [StrictTypeChecking] GLboolean    isShader(WebGLShader shader);
-    [StrictTypeChecking] GLboolean    isTexture(WebGLTexture texture);
-    [StrictTypeChecking] void         lineWidth(GLfloat width);
-    [StrictTypeChecking, RaisesException] void         linkProgram(WebGLProgram program);
-    [StrictTypeChecking] void         pixelStorei(GLenum pname, GLint param);
-    [StrictTypeChecking] void         polygonOffset(GLfloat factor, GLfloat units);
+    void hint(GLenum target, GLenum mode);
+    GLboolean isBuffer(WebGLBuffer? buffer);
+    GLboolean isContextLost();
+    GLboolean isEnabled(GLenum cap);
+    GLboolean isFramebuffer(WebGLFramebuffer? framebuffer);
+    GLboolean isProgram(WebGLProgram? program);
+    GLboolean isRenderbuffer(WebGLRenderbuffer? renderbuffer);
+    GLboolean isShader(WebGLShader? shader);
+    GLboolean isTexture(WebGLTexture? texture);
+    void lineWidth(GLfloat width);
+    void linkProgram(WebGLProgram? program);
+    void pixelStorei(GLenum pname, GLint param);
+    void polygonOffset(GLfloat factor, GLfloat units);
 
-    [StrictTypeChecking, RaisesException] void         readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView pixels);
+    void readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView pixels);
     
-    [StrictTypeChecking] void         releaseShaderCompiler();
-    [StrictTypeChecking] void         renderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
-    [StrictTypeChecking] void         sampleCoverage(GLclampf value, GLboolean invert);
-    [StrictTypeChecking] void         scissor(GLint x, GLint y, GLsizei width, GLsizei height);
-    [StrictTypeChecking, RaisesException] void         shaderSource(WebGLShader shader, DOMString string);
-    [StrictTypeChecking] void         stencilFunc(GLenum func, GLint ref, GLuint mask);
-    [StrictTypeChecking] void         stencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask);
-    [StrictTypeChecking] void         stencilMask(GLuint mask);
-    [StrictTypeChecking] void         stencilMaskSeparate(GLenum face, GLuint mask);
-    [StrictTypeChecking] void         stencilOp(GLenum fail, GLenum zfail, GLenum zpass);
-    [StrictTypeChecking] void         stencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass);
-
-    [StrictTypeChecking] void         texParameterf(GLenum target, GLenum pname, GLfloat param);
-    [StrictTypeChecking] void         texParameteri(GLenum target, GLenum pname, GLint param);
+    void releaseShaderCompiler();
+    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 string);
+    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);
+
+    void texParameterf(GLenum target, GLenum pname, GLfloat param);
+    void texParameteri(GLenum target, GLenum pname, GLint param);
 
     // Supported forms:
-    [StrictTypeChecking, RaisesException] void         texImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, 
-                                                 GLint border, GLenum format, GLenum type, ArrayBufferView? pixels);
-    [StrictTypeChecking, RaisesException] void         texImage2D(GLenum target, GLint level, GLenum internalformat,
-                                                 GLenum format, GLenum type, ImageData? pixels);
-    [StrictTypeChecking, RaisesException] void         texImage2D(GLenum target, GLint level, GLenum internalformat,
-                                                 GLenum format, GLenum type, HTMLImageElement? image);
-    [StrictTypeChecking, RaisesException] void         texImage2D(GLenum target, GLint level, GLenum internalformat,
-                                                 GLenum format, GLenum type, HTMLCanvasElement? canvas);
-#if defined(ENABLE_VIDEO) && ENABLE_VIDEO
-    [StrictTypeChecking, RaisesException] void         texImage2D(GLenum target, GLint level, GLenum internalformat,
-                                                 GLenum format, GLenum type, HTMLVideoElement? video);
-#endif
-
-    [StrictTypeChecking, RaisesException] void         texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, 
-                                                    GLsizei width, GLsizei height, 
-                                                    GLenum format, GLenum type, ArrayBufferView? pixels);
-    [StrictTypeChecking, RaisesException] void         texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,
-                                                    GLenum format, GLenum type, ImageData? pixels);
-    [StrictTypeChecking, RaisesException] void         texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,
-                                                    GLenum format, GLenum type, HTMLImageElement? image);
-    [StrictTypeChecking, RaisesException] void         texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,
-                                                    GLenum format, GLenum type, HTMLCanvasElement? canvas);
-#if defined(ENABLE_VIDEO) && ENABLE_VIDEO
-    [StrictTypeChecking, RaisesException] void         texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,
-                                                    GLenum format, GLenum type, HTMLVideoElement? video);
-#endif
-
-    [StrictTypeChecking, RaisesException] void uniform1f(WebGLUniformLocation location, GLfloat x);
-    [StrictTypeChecking, Custom, RaisesException] void uniform1fv(WebGLUniformLocation location, Float32Array v);
-    [StrictTypeChecking, RaisesException] void uniform1i(WebGLUniformLocation location, GLint x);
-    [StrictTypeChecking, Custom, RaisesException] void uniform1iv(WebGLUniformLocation location, Int32Array v);
-    [StrictTypeChecking, RaisesException] void uniform2f(WebGLUniformLocation location, GLfloat x, GLfloat y);
-    [StrictTypeChecking, Custom, RaisesException] void uniform2fv(WebGLUniformLocation location, Float32Array v);
-    [StrictTypeChecking, RaisesException] void uniform2i(WebGLUniformLocation location, GLint x, GLint y);
-    [StrictTypeChecking, Custom, RaisesException] void uniform2iv(WebGLUniformLocation location, Int32Array v);
-    [StrictTypeChecking, RaisesException] void uniform3f(WebGLUniformLocation location, GLfloat x, GLfloat y, GLfloat z);
-    [StrictTypeChecking, Custom, RaisesException] void uniform3fv(WebGLUniformLocation location, Float32Array v);
-    [StrictTypeChecking, RaisesException] void uniform3i(WebGLUniformLocation location, GLint x, GLint y, GLint z);
-    [StrictTypeChecking, Custom, RaisesException] void uniform3iv(WebGLUniformLocation location, Int32Array v);
-    [StrictTypeChecking, RaisesException] void uniform4f(WebGLUniformLocation location, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
-    [StrictTypeChecking, Custom, RaisesException] void uniform4fv(WebGLUniformLocation location, Float32Array v);
-    [StrictTypeChecking, RaisesException] void uniform4i(WebGLUniformLocation location, GLint x, GLint y, GLint z, GLint w);
-    [StrictTypeChecking, Custom, RaisesException] void uniform4iv(WebGLUniformLocation location, Int32Array v);
-
-    [StrictTypeChecking, Custom, RaisesException] void uniformMatrix2fv(WebGLUniformLocation location, GLboolean transpose, Float32Array array);
-    [StrictTypeChecking, Custom, RaisesException] void uniformMatrix3fv(WebGLUniformLocation location, GLboolean transpose, Float32Array array);
-    [StrictTypeChecking, Custom, RaisesException] void uniformMatrix4fv(WebGLUniformLocation location, GLboolean transpose, Float32Array array);
-
-    [StrictTypeChecking, RaisesException] void         useProgram(WebGLProgram program);
-    [StrictTypeChecking, RaisesException] void         validateProgram(WebGLProgram program);
-
-    [StrictTypeChecking] void         vertexAttrib1f(GLuint indx, GLfloat x);
-    [StrictTypeChecking, Custom] void vertexAttrib1fv(GLuint indx, Float32Array values);
-    [StrictTypeChecking] void         vertexAttrib2f(GLuint indx, GLfloat x, GLfloat y);
-    [StrictTypeChecking, Custom] void vertexAttrib2fv(GLuint indx, Float32Array values);
-    [StrictTypeChecking] void         vertexAttrib3f(GLuint indx, GLfloat x, GLfloat y, GLfloat z);
-    [StrictTypeChecking, Custom] void vertexAttrib3fv(GLuint indx, Float32Array values);
-    [StrictTypeChecking] void         vertexAttrib4f(GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
-    [StrictTypeChecking, Custom] void vertexAttrib4fv(GLuint indx, Float32Array values);
-    [StrictTypeChecking, RaisesException] void         vertexAttribPointer(GLuint indx, GLint size, GLenum type, GLboolean normalized, 
-                                                          GLsizei stride, GLintptr offset);
-
-    [StrictTypeChecking] void         viewport(GLint x, GLint y, GLsizei width, GLsizei height);
+    void texImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, ArrayBufferView? pixels);
+    [MayThrowException] void texImage2D(GLenum target, GLint level, GLenum internalformat, GLenum format, GLenum type, TexImageSource? source);
+
+    void texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, ArrayBufferView? pixels);
+    [MayThrowException] void texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLenum format, GLenum type, TexImageSource? source);
+
+    void uniform1f(WebGLUniformLocation? location, GLfloat x);
+    [Custom] void uniform1fv(WebGLUniformLocation? location, Float32Array v);
+    void uniform1i(WebGLUniformLocation? location, GLint x);
+    [Custom] void uniform1iv(WebGLUniformLocation? location, Int32Array v);
+    void uniform2f(WebGLUniformLocation? location, GLfloat x, GLfloat y);
+    [Custom] void uniform2fv(WebGLUniformLocation? location, Float32Array v);
+    void uniform2i(WebGLUniformLocation? location, GLint x, GLint y);
+    [Custom] void uniform2iv(WebGLUniformLocation? location, Int32Array v);
+    void uniform3f(WebGLUniformLocation? location, GLfloat x, GLfloat y, GLfloat z);
+    [Custom] void uniform3fv(WebGLUniformLocation? location, Float32Array v);
+    void uniform3i(WebGLUniformLocation? location, GLint x, GLint y, GLint z);
+    [Custom] void uniform3iv(WebGLUniformLocation? location, Int32Array v);
+    void uniform4f(WebGLUniformLocation? location, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
+    [Custom] void uniform4fv(WebGLUniformLocation? location, Float32Array v);
+    void uniform4i(WebGLUniformLocation? location, GLint x, GLint y, GLint z, GLint w);
+    [Custom] void uniform4iv(WebGLUniformLocation? location, Int32Array v);
+
+    [Custom] void uniformMatrix2fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array array);
+    [Custom] void uniformMatrix3fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array array);
+    [Custom] void uniformMatrix4fv(WebGLUniformLocation? location, GLboolean transpose, Float32Array array);
+
+    void useProgram(WebGLProgram? program);
+    void validateProgram(WebGLProgram? program);
+
+    void vertexAttrib1f(GLuint indx, GLfloat x);
+    [Custom] void vertexAttrib1fv(GLuint indx, Float32Array values);
+    void vertexAttrib2f(GLuint indx, GLfloat x, GLfloat y);
+    [Custom] void vertexAttrib2fv(GLuint indx, Float32Array values);
+    void vertexAttrib3f(GLuint indx, GLfloat x, GLfloat y, GLfloat z);
+    [Custom] void vertexAttrib3fv(GLuint indx, Float32Array values);
+    void vertexAttrib4f(GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
+    [Custom] void vertexAttrib4fv(GLuint indx, Float32Array 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);
 };