//
// Copr. (c) 2012 Piers Haken
// 
// see: http://www.khronos.org/registry/webgl/specs/latest/
//

interface WebGLObject
{
}

interface WebGLBuffer extends WebGLObject
{
}

interface WebGLFramebuffer extends WebGLObject
{
}

interface WebGLProgram extends WebGLObject
{
}

interface WebGLRenderbuffer extends WebGLObject
{
}

interface WebGLShader extends WebGLObject
{
}

interface WebGLTexture extends WebGLObject
{
}

interface WebGLUniformLocation
{
}

interface WebGLActiveInfo
{
	size: number;
	type: number;
	name: string;
}

interface WebGLShaderPrecisionFormat
{
	rangeMin: number;
	rangeMax: number;
	precision: number;
}


interface WebGLContextAttributes
{
	alpha: boolean;
	depth: boolean;
	stencil: boolean;
	antialias: boolean;
	premultipliedAlpha: boolean;
	preserveDrawingBuffer: boolean;
}

interface WebGLRenderingContext
{
	/* ClearBufferMask */
	DEPTH_BUFFER_BIT: number;
	STENCIL_BUFFER_BIT: number;
	COLOR_BUFFER_BIT: number;

	/* BeginMode */
	POINTS: number;
	LINES: number;
	LINE_LOOP: number;
	LINE_STRIP: number;
	TRIANGLES: number;
	TRIANGLE_STRIP: number;
	TRIANGLE_FAN: number;

	/* AlphaFunction (not supported in ES20) */
	/*      NEVER */
	/*      LESS */
	/*      EQUAL */
	/*      LEQUAL */
	/*      GREATER */
	/*      NOTEQUAL */
	/*      GEQUAL */
	/*      ALWAYS */

	/* BlendingFactorDest */
	ZERO: number;
	ONE: number;
	SRC_COLOR: number;
	ONE_MINUS_SRC_COLOR: number;
	SRC_ALPHA: number;
	ONE_MINUS_SRC_ALPHA: number;
	DST_ALPHA: number;
	ONE_MINUS_DST_ALPHA: number;

	/* BlendingFactorSrc */
	/*      ZERO */
	/*      ONE */
	DST_COLOR: number;
	ONE_MINUS_DST_COLOR: number;
	SRC_ALPHA_SATURATE: number;
	/*      SRC_ALPHA */
	/*      ONE_MINUS_SRC_ALPHA */
	/*      DST_ALPHA */
	/*      ONE_MINUS_DST_ALPHA */

	/* BlendEquationSeparate */
	FUNC_ADD: number;
	BLEND_EQUATION: number;
	BLEND_EQUATION_RGB: number;
	BLEND_EQUATION_ALPHA: number;

	/* BlendSubtract */
	FUNC_SUBTRACT: number;
	FUNC_REVERSE_SUBTRACT: number;

	/* Separate Blend Functions */
	BLEND_DST_RGB: number;
	BLEND_SRC_RGB: number;
	BLEND_DST_ALPHA: number;
	BLEND_SRC_ALPHA: number;
	CONSTANT_COLOR: number;
	ONE_MINUS_CONSTANT_COLOR: number;
	CONSTANT_ALPHA: number;
	ONE_MINUS_CONSTANT_ALPHA: number;
	BLEND_COLOR: number;

	/* Buffer Objects */
	ARRAY_BUFFER: number;
	ELEMENT_ARRAY_BUFFER: number;
	ARRAY_BUFFER_BINDING: number;
	ELEMENT_ARRAY_BUFFER_BINDING: number;

	STREAM_DRAW: number;
	STATIC_DRAW: number;
	DYNAMIC_DRAW: number;

	BUFFER_SIZE: number;
	BUFFER_USAGE: number;

	CURRENT_VERTEX_ATTRIB: number;

	/* CullFaceMode */
	FRONT: number;
	BACK: number;
	FRONT_AND_BACK: number;

	/* DepthFunction */
	/*      NEVER */
	/*      LESS */
	/*      EQUAL */
	/*      LEQUAL */
	/*      GREATER */
	/*      NOTEQUAL */
	/*      GEQUAL */
	/*      ALWAYS */

	/* EnableCap */
	/* TEXTURE_2D */
	CULL_FACE: number;
	BLEND: number;
	DITHER: number;
	STENCIL_TEST: number;
	DEPTH_TEST: number;
	SCISSOR_TEST: number;
	POLYGON_OFFSET_FILL: number;
	SAMPLE_ALPHA_TO_COVERAGE: number;
	SAMPLE_COVERAGE: number;

	/* ErrorCode */
	NO_ERROR: number;
	INVALID_ENUM: number;
	INVALID_VALUE: number;
	INVALID_OPERATION: number;
	OUT_OF_MEMORY: number;

	/* FrontFaceDirection */
	CW: number;
	CCW: number;

	/* GetPName */
	LINE_WIDTH: number;
	ALIASED_POINT_SIZE_RANGE: number;
	ALIASED_LINE_WIDTH_RANGE: number;
	CULL_FACE_MODE: number;
	FRONT_FACE: number;
	DEPTH_RANGE: number;
	DEPTH_WRITEMASK: number;
	DEPTH_CLEAR_VALUE: number;
	DEPTH_FUNC: number;
	STENCIL_CLEAR_VALUE: number;
	STENCIL_FUNC: number;
	STENCIL_FAIL: number;
	STENCIL_PASS_DEPTH_FAIL: number;
	STENCIL_PASS_DEPTH_PASS: number;
	STENCIL_REF: number;
	STENCIL_VALUE_MASK: number;
	STENCIL_WRITEMASK: number;
	STENCIL_BACK_FUNC: number;
	STENCIL_BACK_FAIL: number;
	STENCIL_BACK_PASS_DEPTH_FAIL: number;
	STENCIL_BACK_PASS_DEPTH_PASS: number;
	STENCIL_BACK_REF: number;
	STENCIL_BACK_VALUE_MASK: number;
	STENCIL_BACK_WRITEMASK: number;
	VIEWPORT: number;
	SCISSOR_BOX: number;
	/*      SCISSOR_TEST */
	COLOR_CLEAR_VALUE: number;
	COLOR_WRITEMASK: number;
	UNPACK_ALIGNMENT: number;
	PACK_ALIGNMENT: number;
	MAX_TEXTURE_SIZE: number;
	MAX_VIEWPORT_DIMS: number;
	SUBPIXEL_BITS: number;
	RED_BITS: number;
	GREEN_BITS: number;
	BLUE_BITS: number;
	ALPHA_BITS: number;
	DEPTH_BITS: number;
	STENCIL_BITS: number;
	POLYGON_OFFSET_UNITS: number;
	/*      POLYGON_OFFSET_FILL */
	POLYGON_OFFSET_FACTOR: number;
	TEXTURE_BINDING_2D: number;
	SAMPLE_BUFFERS: number;
	SAMPLES: number;
	SAMPLE_COVERAGE_VALUE: number;
	SAMPLE_COVERAGE_INVERT: number;

	/* GetTextureParameter */
	/*      TEXTURE_MAG_FILTER */
	/*      TEXTURE_MIN_FILTER */
	/*      TEXTURE_WRAP_S */
	/*      TEXTURE_WRAP_T */

	COMPRESSED_TEXTURE_FORMATS: number;

	/* HintMode */
	DONT_CARE: number;
	FASTEST: number;
	NICEST: number;

	/* HintTarget */
	GENERATE_MIPMAP_HINT: number;

	/* DataType */
	BYTE: number;
	UNSIGNED_BYTE: number;
	SHORT: number;
	UNSIGNED_SHORT: number;
	INT: number;
	UNSIGNED_INT: number;
	FLOAT: number;

	/* PixelFormat */
	DEPTH_COMPONENT: number;
	ALPHA: number;
	RGB: number;
	RGBA: number;
	LUMINANCE: number;
	LUMINANCE_ALPHA: number;

	/* PixelType */
	/*      UNSIGNED_BYTE */
	UNSIGNED_SHORT_4_4_4_4: number;
	UNSIGNED_SHORT_5_5_5_1: number;
	UNSIGNED_SHORT_5_6_5: number;

	/* Shaders */
	FRAGMENT_SHADER: number;
	VERTEX_SHADER: number;
	MAX_VERTEX_ATTRIBS: number;
	MAX_VERTEX_UNIFORM_VECTORS: number;
	MAX_VARYING_VECTORS: number;
	MAX_COMBINED_TEXTURE_IMAGE_UNITS: number;
	MAX_VERTEX_TEXTURE_IMAGE_UNITS: number;
	MAX_TEXTURE_IMAGE_UNITS: number;
	MAX_FRAGMENT_UNIFORM_VECTORS: number;
	SHADER_TYPE: number;
	DELETE_STATUS: number;
	LINK_STATUS: number;
	VALIDATE_STATUS: number;
	ATTACHED_SHADERS: number;
	ACTIVE_UNIFORMS: number;
	ACTIVE_ATTRIBUTES: number;
	SHADING_LANGUAGE_VERSION: number;
	CURRENT_PROGRAM: number;

	/* StencilFunction */
	NEVER: number;
	LESS: number;
	EQUAL: number;
	LEQUAL: number;
	GREATER: number;
	NOTEQUAL: number;
	GEQUAL: number;
	ALWAYS: number;

	/* StencilOp */
	/*      ZERO */
	KEEP: number;
	REPLACE: number;
	INCR: number;
	DECR: number;
	INVERT: number;
	INCR_WRAP: number;
	DECR_WRAP: number;

	/* StringName */
	VENDOR: number;
	RENDERER: number;
	VERSION: number;

	/* TextureMagFilter */
	NEAREST: number;
	LINEAR: number;

	/* TextureMinFilter */
	/*      NEAREST */
	/*      LINEAR */
	NEAREST_MIPMAP_NEAREST: number;
	LINEAR_MIPMAP_NEAREST: number;
	NEAREST_MIPMAP_LINEAR: number;
	LINEAR_MIPMAP_LINEAR: number;

	/* TextureParameterName */
	TEXTURE_MAG_FILTER: number;
	TEXTURE_MIN_FILTER: number;
	TEXTURE_WRAP_S: number;
	TEXTURE_WRAP_T: number;

	/* TextureTarget */
	TEXTURE_2D: number;
	TEXTURE: number;

	TEXTURE_CUBE_MAP: number;
	TEXTURE_BINDING_CUBE_MAP: number;
	TEXTURE_CUBE_MAP_POSITIVE_X: number;
	TEXTURE_CUBE_MAP_NEGATIVE_X: number;
	TEXTURE_CUBE_MAP_POSITIVE_Y: number;
	TEXTURE_CUBE_MAP_NEGATIVE_Y: number;
	TEXTURE_CUBE_MAP_POSITIVE_Z: number;
	TEXTURE_CUBE_MAP_NEGATIVE_Z: number;
	MAX_CUBE_MAP_TEXTURE_SIZE: number;

	/* TextureUnit */
	TEXTURE0: number;
	TEXTURE1: number;
	TEXTURE2: number;
	TEXTURE3: number;
	TEXTURE4: number;
	TEXTURE5: number;
	TEXTURE6: number;
	TEXTURE7: number;
	TEXTURE8: number;
	TEXTURE9: number;
	TEXTURE10: number;
	TEXTURE11: number;
	TEXTURE12: number;
	TEXTURE13: number;
	TEXTURE14: number;
	TEXTURE15: number;
	TEXTURE16: number;
	TEXTURE17: number;
	TEXTURE18: number;
	TEXTURE19: number;
	TEXTURE20: number;
	TEXTURE21: number;
	TEXTURE22: number;
	TEXTURE23: number;
	TEXTURE24: number;
	TEXTURE25: number;
	TEXTURE26: number;
	TEXTURE27: number;
	TEXTURE28: number;
	TEXTURE29: number;
	TEXTURE30: number;
	TEXTURE31: number;
	ACTIVE_TEXTURE: number;

	/* TextureWrapMode */
	REPEAT: number;
	CLAMP_TO_EDGE: number;
	MIRRORED_REPEAT: number;

	/* Uniform Types */
	FLOAT_VEC2: number;
	FLOAT_VEC3: number;
	FLOAT_VEC4: number;
	INT_VEC2: number;
	INT_VEC3: number;
	INT_VEC4: number;
	BOOL: number;
	BOOL_VEC2: number;
	BOOL_VEC3: number;
	BOOL_VEC4: number;
	FLOAT_MAT2: number;
	FLOAT_MAT3: number;
	FLOAT_MAT4: number;
	SAMPLER_2D: number;
	SAMPLER_CUBE: number;

	/* Vertex Arrays */
	VERTEX_ATTRIB_ARRAY_ENABLED: number;
	VERTEX_ATTRIB_ARRAY_SIZE: number;
	VERTEX_ATTRIB_ARRAY_STRIDE: number;
	VERTEX_ATTRIB_ARRAY_TYPE: number;
	VERTEX_ATTRIB_ARRAY_NORMALIZED: number;
	VERTEX_ATTRIB_ARRAY_POINTER: number;
	VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: number;

	/* Shader Source */
	COMPILE_STATUS: number;

	/* Shader Precision-Specified Types */
	LOW_FLOAT: number;
	MEDIUM_FLOAT: number;
	HIGH_FLOAT: number;
	LOW_INT: number;
	MEDIUM_INT: number;
	HIGH_INT: number;

	/* Framebuffer Object. */
	FRAMEBUFFER: number;
	RENDERBUFFER: number;

	RGBA4: number;
	RGB5_A1: number;
	RGB565: number;
	DEPTH_COMPONENT16: number;
	STENCIL_INDEX: number;
	STENCIL_INDEX8: number;
	DEPTH_STENCIL: number;

	RENDERBUFFER_WIDTH: number;
	RENDERBUFFER_HEIGHT: number;
	RENDERBUFFER_INTERNAL_FORMAT: number;
	RENDERBUFFER_RED_SIZE: number;
	RENDERBUFFER_GREEN_SIZE: number;
	RENDERBUFFER_BLUE_SIZE: number;
	RENDERBUFFER_ALPHA_SIZE: number;
	RENDERBUFFER_DEPTH_SIZE: number;
	RENDERBUFFER_STENCIL_SIZE: number;

	FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: number;
	FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: number;
	FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: number;
	FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: number;

	COLOR_ATTACHMENT0: number;
	DEPTH_ATTACHMENT: number;
	STENCIL_ATTACHMENT: number;
	DEPTH_STENCIL_ATTACHMENT: number;

	NONE: number;

	FRAMEBUFFER_COMPLETE: number;
	FRAMEBUFFER_INCOMPLETE_ATTACHMENT: number;
	FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: number;
	FRAMEBUFFER_INCOMPLETE_DIMENSIONS: number;
	FRAMEBUFFER_UNSUPPORTED: number;

	FRAMEBUFFER_BINDING: number;
	RENDERBUFFER_BINDING: number;
	MAX_RENDERBUFFER_SIZE: number;

	INVALID_FRAMEBUFFER_OPERATION: number;

	/* WebGL-specific enums */
	UNPACK_FLIP_Y_WEBGL: number;
	UNPACK_PREMULTIPLY_ALPHA_WEBGL: number;
	CONTEXT_LOST_WEBGL: number;
	UNPACK_COLORSPACE_CONVERSION_WEBGL: number;
	BROWSER_DEFAULT_WEBGL: number;




	canvas: HTMLCanvasElement;
	drawingBufferWidth: number;
	drawingBufferHeight: number;

	getContextAttributes(): WebGLContextAttributes;
	isContextLost(): boolean;

	getSupportedExtensions(): string[];
	getExtension(name: string): any;

	activeTexture(texture: number): void;
	attachShader(program: WebGLProgram, shader: WebGLShader): void;
	bindAttribLocation(program: WebGLProgram, index: number, name: string): void;
	bindBuffer(target: number, buffer: WebGLBuffer): void;
	bindFramebuffer(target: number, framebuffer: WebGLFramebuffer): void;
	bindRenderbuffer(target: number, renderbuffer: WebGLRenderbuffer): void;
	bindTexture(target: number, texture: WebGLTexture): void;
	blendColor(red: number, green: number, blue: number, alpha: number): void;
	blendEquation(mode: number): void;
	blendEquationSeparate(modeRGB: number, modeAlpha: number): void;
	blendFunc(sfactor: number, dfactor: number): void;
	blendFuncSeparate(srcRGB: number, dstRGB: number, srcAlpha: number, dstAlpha: number): void;

	bufferData(target: number, size: number, usage: number): void;
	bufferData(target: number, data: ArrayBufferView, usage: number): void;
	bufferData(target: number, data: ArrayBuffer, usage: number): void;
	bufferSubData(target: number, offset: number, data: ArrayBufferView): void;
	bufferSubData(target: number, offset: number, data: ArrayBuffer): void;

	checkFramebufferStatus(target: number): number;
	clear(mask: number): void;
	clearColor(red: number, green: number, blue: number, alpha: number): void;
	clearDepth(depth: number): void;
	clearStencil(s: number): void;
	colorMask(red: boolean, green: boolean, blue: boolean, alpha: boolean): void;
	compileShader(shader: WebGLShader): void;

	compressedTexImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, data: ArrayBufferView): void;
	compressedTexSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, data: ArrayBufferView): void;

	copyTexImage2D(target: number, level: number, internalformat: number, x: number, y: number, width: number, height: number, border: number): void;
	copyTexSubImage2D(target: number, level: number, xoffset: number, yoffset: number, x: number, y: number, width: number, height: number): void;

	createBuffer(): WebGLBuffer;
	createFramebuffer(): WebGLFramebuffer;
	createProgram(): WebGLProgram;
	createRenderbuffer(): WebGLRenderbuffer;
	createShader(type: number): WebGLShader;
	createTexture(): WebGLTexture;

	cullFace(mode: number): void;

	deleteBuffer(buffer: WebGLBuffer): void;
	deleteFramebuffer(framebuffer: WebGLFramebuffer): void;
	deleteProgram(program: WebGLProgram): void;
	deleteRenderbuffer(renderbuffer: WebGLRenderbuffer): void;
	deleteShader(shader: WebGLShader): void;
	deleteTexture(texture: WebGLTexture): void;

	depthFunc(func: number): void;
	depthMask(flag: boolean): void;
	depthRange(zNear: number, zFar: number): void;
	detachShader(program: WebGLProgram, shader: WebGLShader): void;
	disable(cap: number): void;
	disableVertexAttribArray(index: number): void;
	drawArrays(mode: number, first: number, count: number): void;
	drawElements(mode: number, count: number, type: number, offset: number): void;

	enable(cap: number): void;
	enableVertexAttribArray(index: number): void;
	finish(): void;
	flush(): void;
	framebufferRenderbuffer(target: number, attachment: number, renderbuffertarget: number, renderbuffer: WebGLRenderbuffer): void;
	framebufferTexture2D(target: number, attachment: number, textarget: number, texture: WebGLTexture, level: number): void;
	frontFace(mode: number): void;

	generateMipmap(target: number): void;

	getActiveAttrib(program: WebGLProgram, index: number): WebGLActiveInfo;
	getActiveUniform(program: WebGLProgram, index: number): WebGLActiveInfo;
	getAttachedShaders(program: WebGLProgram): WebGLShader[];

	getAttribLocation(program: WebGLProgram, name: string): number;

	getBufferParameter(target: number, pname: number): any;
	getParameter(pname: number): any;

	getError(): number;

	getFramebufferAttachmentParameter(target: number, attachment: number, pname: number): any;
	getProgramParameter(program: WebGLProgram, pname: number): any;
	getProgramInfoLog(program: WebGLProgram): string;
	getRenderbufferParameter(target: number, pname: number): any;
	getShaderParameter(shader: WebGLShader, pname: number): any;
	getShaderPrecisionFormat(shadertype: number, precisiontype: number): WebGLShaderPrecisionFormat;
	getShaderInfoLog(shader: WebGLShader): string;

	getShaderSource(shader: WebGLShader): string;

	getTexParameter(target: number, pname: number): any;

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

	getUniformLocation(program: WebGLProgram, name: string): WebGLUniformLocation;

	getVertexAttrib(index: number, pname: number): any;

	getVertexAttribOffset(index: number, pname: number): number;

	hint(target: number, mode: number): void;
	isBuffer(buffer: WebGLBuffer): boolean;
	isEnabled(cap: number): boolean;
	isFramebuffer(framebuffer: WebGLFramebuffer): boolean;
	isProgram(program: WebGLProgram): boolean;
	isRenderbuffer(renderbuffer: WebGLRenderbuffer): boolean;
	isShader(shader: WebGLShader): boolean;
	isTexture(texture: WebGLTexture): boolean;
	lineWidth(width: number): void;
	linkProgram(program: WebGLProgram): void;
	pixelStorei(pname: number, param: number): void;
	polygonOffset(factor: number, units: number): void;

	readPixels(x: number, y: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView): void;

	renderbufferStorage(target: number, internalformat: number, width: number, height: number): void;
	sampleCoverage(value: number, invert: boolean): void;
	scissor(x: number, y: number, width: number, height: number): void;

	shaderSource(shader: WebGLShader, source: string): void;

	stencilFunc(func: number, ref: number, mask: number): void;
	stencilFuncSeparate(face: number, func: number, ref: number, mask: number): void;
	stencilMask(mask: number): void;
	stencilMaskSeparate(face: number, mask: number): void;
	stencilOp(fail: number, zfail: number, zpass: number): void;
	stencilOpSeparate(face: number, fail: number, zfail: number, zpass: number): void;

	texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels: ArrayBufferView): void;
	texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels: ImageData): void;
	texImage2D(target: number, level: number, internalformat: number, format: number, type: number, image: HTMLImageElement): void; // May throw DOMException
	texImage2D(target: number, level: number, internalformat: number, format: number, type: number, canvas: HTMLCanvasElement): void; // May throw DOMException
	texImage2D(target: number, level: number, internalformat: number, format: number, type: number, video: HTMLVideoElement): void; // May throw DOMException

	texParameterf(target: number, pname: number, param: number): void;
	texParameteri(target: number, pname: number, param: number): void;

	texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView): void;
	texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels: ImageData): void;
	texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, image: HTMLImageElement): void; // May throw DOMException
	texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, canvas: HTMLCanvasElement): void; // May throw DOMException
	texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, video: HTMLVideoElement): void; // May throw DOMException

	uniform1f(location: WebGLUniformLocation, x: number): void;
	uniform1fv(location: WebGLUniformLocation, v: Float32Array): void;
	uniform1fv(location: WebGLUniformLocation, v: number[]): void;
	uniform1i(location: WebGLUniformLocation, x: number): void;
	uniform1iv(location: WebGLUniformLocation, v: Int32Array): void;
	uniform1iv(location: WebGLUniformLocation, v: number[]): void;
	uniform2f(location: WebGLUniformLocation, x: number, y: number): void;
	uniform2fv(location: WebGLUniformLocation, v: Float32Array): void;
	uniform2fv(location: WebGLUniformLocation, v: number[]): void;
	uniform2i(location: WebGLUniformLocation, x: number, y: number): void;
	uniform2iv(location: WebGLUniformLocation, v: Int32Array): void;
	uniform2iv(location: WebGLUniformLocation, v: number[]): void;
	uniform3f(location: WebGLUniformLocation, x: number, y: number, z: number): void;
	uniform3fv(location: WebGLUniformLocation, v: Float32Array): void;
	uniform3fv(location: WebGLUniformLocation, v: number[]): void;
	uniform3i(location: WebGLUniformLocation, x: number, y: number, z: number): void;
	uniform3iv(location: WebGLUniformLocation, v: Int32Array): void;
	uniform3iv(location: WebGLUniformLocation, v: number[]): void;
	uniform4f(location: WebGLUniformLocation, x: number, y: number, z: number, w: number): void;
	uniform4fv(location: WebGLUniformLocation, v: Float32Array): void;
	uniform4fv(location: WebGLUniformLocation, v: number[]): void;
	uniform4i(location: WebGLUniformLocation, x: number, y: number, z: number, w: number): void;
	uniform4iv(location: WebGLUniformLocation, v: Int32Array): void;
	uniform4iv(location: WebGLUniformLocation, v: number[]): void;

	uniformMatrix2fv(location: WebGLUniformLocation, transpose: boolean, value: Float32Array): void;
	uniformMatrix2fv(location: WebGLUniformLocation, transpose: boolean, value: number[]): void;
	uniformMatrix3fv(location: WebGLUniformLocation, transpose: boolean, value: Float32Array): void;
	uniformMatrix3fv(location: WebGLUniformLocation, transpose: boolean, value: number[]): void;
	uniformMatrix4fv(location: WebGLUniformLocation, transpose: boolean, value: Float32Array): void;
	uniformMatrix4fv(location: WebGLUniformLocation, transpose: boolean, value: number[]): void;

	useProgram(program: WebGLProgram): void;
	validateProgram(program: WebGLProgram): void;

	vertexAttrib1f(indx: number, x: number): void;
	vertexAttrib1fv(indx: number, values: Float32Array): void;
	vertexAttrib1fv(indx: number, value: number[]): void;
	vertexAttrib2f(indx: number, x: number, y: number): void;
	vertexAttrib2fv(indx: number, values: Float32Array): void;
	vertexAttrib2fv(indx: number, value: number[]): void;
	vertexAttrib3f(indx: number, x: number, y: number, z: number): void;
	vertexAttrib3fv(indx: number, values: Float32Array): void;
	vertexAttrib3fv(indx: number, value: number[]): void;
	vertexAttrib4f(indx: number, x: number, y: number, z: number, w: number): void;
	vertexAttrib4fv(indx: number, values: Float32Array): void;
	vertexAttrib4fv(indx: number, value: number[]): void;
	vertexAttribPointer(indx: number, size: number, type: number, normalized: boolean, stride: number, offset: number): void;

	viewport(x: number, y: number, width: number, height: number): void;
}