diff --git a/src/lib/dom.generated.d.ts b/src/lib/dom.generated.d.ts
index 96bc4f73b57..cf804947e89 100644
--- a/src/lib/dom.generated.d.ts
+++ b/src/lib/dom.generated.d.ts
@@ -1540,13 +1540,14 @@ interface WebAuthnExtensions {
 }
 
 interface WebGLContextAttributes {
-    alpha?: boolean;
-    antialias?: boolean;
-    depth?: boolean;
+    alpha?: GLboolean;
+    antialias?: GLboolean;
+    depth?: GLboolean;
     failIfMajorPerformanceCaveat?: boolean;
-    premultipliedAlpha?: boolean;
-    preserveDrawingBuffer?: boolean;
-    stencil?: boolean;
+    powerPreference?: WebGLPowerPreference;
+    premultipliedAlpha?: GLboolean;
+    preserveDrawingBuffer?: GLboolean;
+    stencil?: GLboolean;
 }
 
 interface WebGLContextEventInit extends EventInit {
@@ -3049,7 +3050,7 @@ declare var CharacterData: {
     new(): CharacterData;
 };
 
-interface ChildNode extends Node {
+interface ChildNode {
     /**
      * Inserts nodes just after node, while replacing strings in nodes with equivalent Text nodes.
      * Throws a "HierarchyRequestError" DOMException if the constraints of
@@ -10214,11 +10215,11 @@ interface Node extends EventTarget {
     /**
      * Returns the children.
      */
-    readonly childNodes: NodeListOf<ChildNode>;
+    readonly childNodes: NodeListOf<Node & ChildNode>;
     /**
      * Returns the first child.
      */
-    readonly firstChild: ChildNode | null;
+    readonly firstChild: Node & ChildNode | null;
     /**
      * Returns true if node is connected and false otherwise.
      */
@@ -10226,7 +10227,7 @@ interface Node extends EventTarget {
     /**
      * Returns the last child.
      */
-    readonly lastChild: ChildNode | null;
+    readonly lastChild: Node & ChildNode | null;
     /**
      * Returns the next sibling.
      */
@@ -14333,6 +14334,7 @@ interface Storage {
      * storage[key] = value
      */
     setItem(key: string, value: string): void;
+    [name: string]: any;
 }
 
 declare var Storage: {
@@ -15225,8 +15227,8 @@ declare var WebAuthnAssertion: {
 
 interface WebGLActiveInfo {
     readonly name: string;
-    readonly size: number;
-    readonly type: number;
+    readonly size: GLint;
+    readonly type: GLenum;
 }
 
 declare var WebGLActiveInfo: {
@@ -15248,7 +15250,7 @@ interface WebGLContextEvent extends Event {
 
 declare var WebGLContextEvent: {
     prototype: WebGLContextEvent;
-    new(typeArg: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent;
+    new(type: string, eventInit?: WebGLContextEventInit): WebGLContextEvent;
 };
 
 interface WebGLFramebuffer extends WebGLObject {
@@ -15283,71 +15285,376 @@ declare var WebGLRenderbuffer: {
     new(): WebGLRenderbuffer;
 };
 
-interface WebGLRenderingContext {
+interface WebGLRenderingContext extends WebGLRenderingContextBase {
+}
+
+declare var WebGLRenderingContext: {
+    prototype: WebGLRenderingContext;
+    new(): WebGLRenderingContext;
+    readonly ACTIVE_ATTRIBUTES: GLenum;
+    readonly ACTIVE_TEXTURE: GLenum;
+    readonly ACTIVE_UNIFORMS: GLenum;
+    readonly ALIASED_LINE_WIDTH_RANGE: GLenum;
+    readonly ALIASED_POINT_SIZE_RANGE: GLenum;
+    readonly ALPHA: GLenum;
+    readonly ALPHA_BITS: GLenum;
+    readonly ALWAYS: GLenum;
+    readonly ARRAY_BUFFER: GLenum;
+    readonly ARRAY_BUFFER_BINDING: GLenum;
+    readonly ATTACHED_SHADERS: GLenum;
+    readonly BACK: GLenum;
+    readonly BLEND: GLenum;
+    readonly BLEND_COLOR: GLenum;
+    readonly BLEND_DST_ALPHA: GLenum;
+    readonly BLEND_DST_RGB: GLenum;
+    readonly BLEND_EQUATION: GLenum;
+    readonly BLEND_EQUATION_ALPHA: GLenum;
+    readonly BLEND_EQUATION_RGB: GLenum;
+    readonly BLEND_SRC_ALPHA: GLenum;
+    readonly BLEND_SRC_RGB: GLenum;
+    readonly BLUE_BITS: GLenum;
+    readonly BOOL: GLenum;
+    readonly BOOL_VEC2: GLenum;
+    readonly BOOL_VEC3: GLenum;
+    readonly BOOL_VEC4: GLenum;
+    readonly BROWSER_DEFAULT_WEBGL: GLenum;
+    readonly BUFFER_SIZE: GLenum;
+    readonly BUFFER_USAGE: GLenum;
+    readonly BYTE: GLenum;
+    readonly CCW: GLenum;
+    readonly CLAMP_TO_EDGE: GLenum;
+    readonly COLOR_ATTACHMENT0: GLenum;
+    readonly COLOR_BUFFER_BIT: GLenum;
+    readonly COLOR_CLEAR_VALUE: GLenum;
+    readonly COLOR_WRITEMASK: GLenum;
+    readonly COMPILE_STATUS: GLenum;
+    readonly COMPRESSED_TEXTURE_FORMATS: GLenum;
+    readonly CONSTANT_ALPHA: GLenum;
+    readonly CONSTANT_COLOR: GLenum;
+    readonly CONTEXT_LOST_WEBGL: GLenum;
+    readonly CULL_FACE: GLenum;
+    readonly CULL_FACE_MODE: GLenum;
+    readonly CURRENT_PROGRAM: GLenum;
+    readonly CURRENT_VERTEX_ATTRIB: GLenum;
+    readonly CW: GLenum;
+    readonly DECR: GLenum;
+    readonly DECR_WRAP: GLenum;
+    readonly DELETE_STATUS: GLenum;
+    readonly DEPTH_ATTACHMENT: GLenum;
+    readonly DEPTH_BITS: GLenum;
+    readonly DEPTH_BUFFER_BIT: GLenum;
+    readonly DEPTH_CLEAR_VALUE: GLenum;
+    readonly DEPTH_COMPONENT: GLenum;
+    readonly DEPTH_COMPONENT16: GLenum;
+    readonly DEPTH_FUNC: GLenum;
+    readonly DEPTH_RANGE: GLenum;
+    readonly DEPTH_STENCIL: GLenum;
+    readonly DEPTH_STENCIL_ATTACHMENT: GLenum;
+    readonly DEPTH_TEST: GLenum;
+    readonly DEPTH_WRITEMASK: GLenum;
+    readonly DITHER: GLenum;
+    readonly DONT_CARE: GLenum;
+    readonly DST_ALPHA: GLenum;
+    readonly DST_COLOR: GLenum;
+    readonly DYNAMIC_DRAW: GLenum;
+    readonly ELEMENT_ARRAY_BUFFER: GLenum;
+    readonly ELEMENT_ARRAY_BUFFER_BINDING: GLenum;
+    readonly EQUAL: GLenum;
+    readonly FASTEST: GLenum;
+    readonly FLOAT: GLenum;
+    readonly FLOAT_MAT2: GLenum;
+    readonly FLOAT_MAT3: GLenum;
+    readonly FLOAT_MAT4: GLenum;
+    readonly FLOAT_VEC2: GLenum;
+    readonly FLOAT_VEC3: GLenum;
+    readonly FLOAT_VEC4: GLenum;
+    readonly FRAGMENT_SHADER: GLenum;
+    readonly FRAMEBUFFER: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: GLenum;
+    readonly FRAMEBUFFER_BINDING: GLenum;
+    readonly FRAMEBUFFER_COMPLETE: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_ATTACHMENT: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_DIMENSIONS: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: GLenum;
+    readonly FRAMEBUFFER_UNSUPPORTED: GLenum;
+    readonly FRONT: GLenum;
+    readonly FRONT_AND_BACK: GLenum;
+    readonly FRONT_FACE: GLenum;
+    readonly FUNC_ADD: GLenum;
+    readonly FUNC_REVERSE_SUBTRACT: GLenum;
+    readonly FUNC_SUBTRACT: GLenum;
+    readonly GENERATE_MIPMAP_HINT: GLenum;
+    readonly GEQUAL: GLenum;
+    readonly GREATER: GLenum;
+    readonly GREEN_BITS: GLenum;
+    readonly HIGH_FLOAT: GLenum;
+    readonly HIGH_INT: GLenum;
+    readonly IMPLEMENTATION_COLOR_READ_FORMAT: GLenum;
+    readonly IMPLEMENTATION_COLOR_READ_TYPE: GLenum;
+    readonly INCR: GLenum;
+    readonly INCR_WRAP: GLenum;
+    readonly INT: GLenum;
+    readonly INT_VEC2: GLenum;
+    readonly INT_VEC3: GLenum;
+    readonly INT_VEC4: GLenum;
+    readonly INVALID_ENUM: GLenum;
+    readonly INVALID_FRAMEBUFFER_OPERATION: GLenum;
+    readonly INVALID_OPERATION: GLenum;
+    readonly INVALID_VALUE: GLenum;
+    readonly INVERT: GLenum;
+    readonly KEEP: GLenum;
+    readonly LEQUAL: GLenum;
+    readonly LESS: GLenum;
+    readonly LINEAR: GLenum;
+    readonly LINEAR_MIPMAP_LINEAR: GLenum;
+    readonly LINEAR_MIPMAP_NEAREST: GLenum;
+    readonly LINES: GLenum;
+    readonly LINE_LOOP: GLenum;
+    readonly LINE_STRIP: GLenum;
+    readonly LINE_WIDTH: GLenum;
+    readonly LINK_STATUS: GLenum;
+    readonly LOW_FLOAT: GLenum;
+    readonly LOW_INT: GLenum;
+    readonly LUMINANCE: GLenum;
+    readonly LUMINANCE_ALPHA: GLenum;
+    readonly MAX_COMBINED_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_CUBE_MAP_TEXTURE_SIZE: GLenum;
+    readonly MAX_FRAGMENT_UNIFORM_VECTORS: GLenum;
+    readonly MAX_RENDERBUFFER_SIZE: GLenum;
+    readonly MAX_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_TEXTURE_SIZE: GLenum;
+    readonly MAX_VARYING_VECTORS: GLenum;
+    readonly MAX_VERTEX_ATTRIBS: GLenum;
+    readonly MAX_VERTEX_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_VERTEX_UNIFORM_VECTORS: GLenum;
+    readonly MAX_VIEWPORT_DIMS: GLenum;
+    readonly MEDIUM_FLOAT: GLenum;
+    readonly MEDIUM_INT: GLenum;
+    readonly MIRRORED_REPEAT: GLenum;
+    readonly NEAREST: GLenum;
+    readonly NEAREST_MIPMAP_LINEAR: GLenum;
+    readonly NEAREST_MIPMAP_NEAREST: GLenum;
+    readonly NEVER: GLenum;
+    readonly NICEST: GLenum;
+    readonly NONE: GLenum;
+    readonly NOTEQUAL: GLenum;
+    readonly NO_ERROR: GLenum;
+    readonly ONE: GLenum;
+    readonly ONE_MINUS_CONSTANT_ALPHA: GLenum;
+    readonly ONE_MINUS_CONSTANT_COLOR: GLenum;
+    readonly ONE_MINUS_DST_ALPHA: GLenum;
+    readonly ONE_MINUS_DST_COLOR: GLenum;
+    readonly ONE_MINUS_SRC_ALPHA: GLenum;
+    readonly ONE_MINUS_SRC_COLOR: GLenum;
+    readonly OUT_OF_MEMORY: GLenum;
+    readonly PACK_ALIGNMENT: GLenum;
+    readonly POINTS: GLenum;
+    readonly POLYGON_OFFSET_FACTOR: GLenum;
+    readonly POLYGON_OFFSET_FILL: GLenum;
+    readonly POLYGON_OFFSET_UNITS: GLenum;
+    readonly RED_BITS: GLenum;
+    readonly RENDERBUFFER: GLenum;
+    readonly RENDERBUFFER_ALPHA_SIZE: GLenum;
+    readonly RENDERBUFFER_BINDING: GLenum;
+    readonly RENDERBUFFER_BLUE_SIZE: GLenum;
+    readonly RENDERBUFFER_DEPTH_SIZE: GLenum;
+    readonly RENDERBUFFER_GREEN_SIZE: GLenum;
+    readonly RENDERBUFFER_HEIGHT: GLenum;
+    readonly RENDERBUFFER_INTERNAL_FORMAT: GLenum;
+    readonly RENDERBUFFER_RED_SIZE: GLenum;
+    readonly RENDERBUFFER_STENCIL_SIZE: GLenum;
+    readonly RENDERBUFFER_WIDTH: GLenum;
+    readonly RENDERER: GLenum;
+    readonly REPEAT: GLenum;
+    readonly REPLACE: GLenum;
+    readonly RGB: GLenum;
+    readonly RGB565: GLenum;
+    readonly RGB5_A1: GLenum;
+    readonly RGBA: GLenum;
+    readonly RGBA4: GLenum;
+    readonly SAMPLER_2D: GLenum;
+    readonly SAMPLER_CUBE: GLenum;
+    readonly SAMPLES: GLenum;
+    readonly SAMPLE_ALPHA_TO_COVERAGE: GLenum;
+    readonly SAMPLE_BUFFERS: GLenum;
+    readonly SAMPLE_COVERAGE: GLenum;
+    readonly SAMPLE_COVERAGE_INVERT: GLenum;
+    readonly SAMPLE_COVERAGE_VALUE: GLenum;
+    readonly SCISSOR_BOX: GLenum;
+    readonly SCISSOR_TEST: GLenum;
+    readonly SHADER_TYPE: GLenum;
+    readonly SHADING_LANGUAGE_VERSION: GLenum;
+    readonly SHORT: GLenum;
+    readonly SRC_ALPHA: GLenum;
+    readonly SRC_ALPHA_SATURATE: GLenum;
+    readonly SRC_COLOR: GLenum;
+    readonly STATIC_DRAW: GLenum;
+    readonly STENCIL_ATTACHMENT: GLenum;
+    readonly STENCIL_BACK_FAIL: GLenum;
+    readonly STENCIL_BACK_FUNC: GLenum;
+    readonly STENCIL_BACK_PASS_DEPTH_FAIL: GLenum;
+    readonly STENCIL_BACK_PASS_DEPTH_PASS: GLenum;
+    readonly STENCIL_BACK_REF: GLenum;
+    readonly STENCIL_BACK_VALUE_MASK: GLenum;
+    readonly STENCIL_BACK_WRITEMASK: GLenum;
+    readonly STENCIL_BITS: GLenum;
+    readonly STENCIL_BUFFER_BIT: GLenum;
+    readonly STENCIL_CLEAR_VALUE: GLenum;
+    readonly STENCIL_FAIL: GLenum;
+    readonly STENCIL_FUNC: GLenum;
+    readonly STENCIL_INDEX8: GLenum;
+    readonly STENCIL_PASS_DEPTH_FAIL: GLenum;
+    readonly STENCIL_PASS_DEPTH_PASS: GLenum;
+    readonly STENCIL_REF: GLenum;
+    readonly STENCIL_TEST: GLenum;
+    readonly STENCIL_VALUE_MASK: GLenum;
+    readonly STENCIL_WRITEMASK: GLenum;
+    readonly STREAM_DRAW: GLenum;
+    readonly SUBPIXEL_BITS: GLenum;
+    readonly TEXTURE: GLenum;
+    readonly TEXTURE0: GLenum;
+    readonly TEXTURE1: GLenum;
+    readonly TEXTURE10: GLenum;
+    readonly TEXTURE11: GLenum;
+    readonly TEXTURE12: GLenum;
+    readonly TEXTURE13: GLenum;
+    readonly TEXTURE14: GLenum;
+    readonly TEXTURE15: GLenum;
+    readonly TEXTURE16: GLenum;
+    readonly TEXTURE17: GLenum;
+    readonly TEXTURE18: GLenum;
+    readonly TEXTURE19: GLenum;
+    readonly TEXTURE2: GLenum;
+    readonly TEXTURE20: GLenum;
+    readonly TEXTURE21: GLenum;
+    readonly TEXTURE22: GLenum;
+    readonly TEXTURE23: GLenum;
+    readonly TEXTURE24: GLenum;
+    readonly TEXTURE25: GLenum;
+    readonly TEXTURE26: GLenum;
+    readonly TEXTURE27: GLenum;
+    readonly TEXTURE28: GLenum;
+    readonly TEXTURE29: GLenum;
+    readonly TEXTURE3: GLenum;
+    readonly TEXTURE30: GLenum;
+    readonly TEXTURE31: GLenum;
+    readonly TEXTURE4: GLenum;
+    readonly TEXTURE5: GLenum;
+    readonly TEXTURE6: GLenum;
+    readonly TEXTURE7: GLenum;
+    readonly TEXTURE8: GLenum;
+    readonly TEXTURE9: GLenum;
+    readonly TEXTURE_2D: GLenum;
+    readonly TEXTURE_BINDING_2D: GLenum;
+    readonly TEXTURE_BINDING_CUBE_MAP: GLenum;
+    readonly TEXTURE_CUBE_MAP: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_X: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_X: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_Y: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_Z: GLenum;
+    readonly TEXTURE_MAG_FILTER: GLenum;
+    readonly TEXTURE_MIN_FILTER: GLenum;
+    readonly TEXTURE_WRAP_S: GLenum;
+    readonly TEXTURE_WRAP_T: GLenum;
+    readonly TRIANGLES: GLenum;
+    readonly TRIANGLE_FAN: GLenum;
+    readonly TRIANGLE_STRIP: GLenum;
+    readonly UNPACK_ALIGNMENT: GLenum;
+    readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: GLenum;
+    readonly UNPACK_FLIP_Y_WEBGL: GLenum;
+    readonly UNPACK_PREMULTIPLY_ALPHA_WEBGL: GLenum;
+    readonly UNSIGNED_BYTE: GLenum;
+    readonly UNSIGNED_INT: GLenum;
+    readonly UNSIGNED_SHORT: GLenum;
+    readonly UNSIGNED_SHORT_4_4_4_4: GLenum;
+    readonly UNSIGNED_SHORT_5_5_5_1: GLenum;
+    readonly UNSIGNED_SHORT_5_6_5: GLenum;
+    readonly VALIDATE_STATUS: GLenum;
+    readonly VENDOR: GLenum;
+    readonly VERSION: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_ENABLED: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_NORMALIZED: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_POINTER: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_SIZE: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_STRIDE: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_TYPE: GLenum;
+    readonly VERTEX_SHADER: GLenum;
+    readonly VIEWPORT: GLenum;
+    readonly ZERO: GLenum;
+};
+
+interface WebGLRenderingContextBase {
     readonly canvas: HTMLCanvasElement;
-    readonly drawingBufferHeight: number;
-    readonly drawingBufferWidth: number;
-    activeTexture(texture: number): void;
-    attachShader(program: WebGLProgram | null, shader: WebGLShader | null): void;
-    bindAttribLocation(program: WebGLProgram | null, index: number, name: string): void;
-    bindBuffer(target: number, buffer: WebGLBuffer | null): void;
-    bindFramebuffer(target: number, framebuffer: WebGLFramebuffer | null): void;
-    bindRenderbuffer(target: number, renderbuffer: WebGLRenderbuffer | null): void;
-    bindTexture(target: number, texture: WebGLTexture | null): 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 | Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | ArrayBuffer | null, usage: number): void;
-    bufferSubData(target: number, offset: number, data: Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | ArrayBuffer | null): 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 | null): void;
-    compressedTexImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, data: Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | null): void;
-    compressedTexSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, data: Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | null): 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;
+    readonly drawingBufferHeight: GLsizei;
+    readonly drawingBufferWidth: GLsizei;
+    activeTexture(texture: GLenum): void;
+    attachShader(program: WebGLProgram, shader: WebGLShader): void;
+    bindAttribLocation(program: WebGLProgram, index: GLuint, name: string): void;
+    bindBuffer(target: GLenum, buffer: WebGLBuffer | null): void;
+    bindFramebuffer(target: GLenum, framebuffer: WebGLFramebuffer | null): void;
+    bindRenderbuffer(target: GLenum, renderbuffer: WebGLRenderbuffer | null): void;
+    bindTexture(target: GLenum, texture: WebGLTexture | null): void;
+    blendColor(red: GLclampf, green: GLclampf, blue: GLclampf, alpha: GLclampf): void;
+    blendEquation(mode: GLenum): void;
+    blendEquationSeparate(modeRGB: GLenum, modeAlpha: GLenum): void;
+    blendFunc(sfactor: GLenum, dfactor: GLenum): void;
+    blendFuncSeparate(srcRGB: GLenum, dstRGB: GLenum, srcAlpha: GLenum, dstAlpha: GLenum): void;
+    bufferData(target: GLenum, size: GLsizeiptr, usage: GLenum): void;
+    bufferData(target: GLenum, data: BufferSource | null, usage: GLenum): void;
+    bufferSubData(target: GLenum, offset: GLintptr, data: BufferSource): void;
+    checkFramebufferStatus(target: GLenum): GLenum;
+    clear(mask: GLbitfield): void;
+    clearColor(red: GLclampf, green: GLclampf, blue: GLclampf, alpha: GLclampf): void;
+    clearDepth(depth: GLclampf): void;
+    clearStencil(s: GLint): void;
+    colorMask(red: GLboolean, green: GLboolean, blue: GLboolean, alpha: GLboolean): void;
+    compileShader(shader: WebGLShader): void;
+    compressedTexImage2D(target: GLenum, level: GLint, internalformat: GLenum, width: GLsizei, height: GLsizei, border: GLint, data: ArrayBufferView): void;
+    compressedTexSubImage2D(target: GLenum, level: GLint, xoffset: GLint, yoffset: GLint, width: GLsizei, height: GLsizei, format: GLenum, data: ArrayBufferView): void;
+    copyTexImage2D(target: GLenum, level: GLint, internalformat: GLenum, x: GLint, y: GLint, width: GLsizei, height: GLsizei, border: GLint): void;
+    copyTexSubImage2D(target: GLenum, level: GLint, xoffset: GLint, yoffset: GLint, x: GLint, y: GLint, width: GLsizei, height: GLsizei): void;
     createBuffer(): WebGLBuffer | null;
     createFramebuffer(): WebGLFramebuffer | null;
     createProgram(): WebGLProgram | null;
     createRenderbuffer(): WebGLRenderbuffer | null;
-    createShader(type: number): WebGLShader | null;
+    createShader(type: GLenum): WebGLShader | null;
     createTexture(): WebGLTexture | null;
-    cullFace(mode: number): void;
+    cullFace(mode: GLenum): void;
     deleteBuffer(buffer: WebGLBuffer | null): void;
     deleteFramebuffer(framebuffer: WebGLFramebuffer | null): void;
     deleteProgram(program: WebGLProgram | null): void;
     deleteRenderbuffer(renderbuffer: WebGLRenderbuffer | null): void;
     deleteShader(shader: WebGLShader | null): void;
     deleteTexture(texture: WebGLTexture | null): void;
-    depthFunc(func: number): void;
-    depthMask(flag: boolean): void;
-    depthRange(zNear: number, zFar: number): void;
-    detachShader(program: WebGLProgram | null, shader: WebGLShader | null): 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;
+    depthFunc(func: GLenum): void;
+    depthMask(flag: GLboolean): void;
+    depthRange(zNear: GLclampf, zFar: GLclampf): void;
+    detachShader(program: WebGLProgram, shader: WebGLShader): void;
+    disable(cap: GLenum): void;
+    disableVertexAttribArray(index: GLuint): void;
+    drawArrays(mode: GLenum, first: GLint, count: GLsizei): void;
+    drawElements(mode: GLenum, count: GLsizei, type: GLenum, offset: GLintptr): void;
+    enable(cap: GLenum): void;
+    enableVertexAttribArray(index: GLuint): void;
     finish(): void;
     flush(): void;
-    framebufferRenderbuffer(target: number, attachment: number, renderbuffertarget: number, renderbuffer: WebGLRenderbuffer | null): void;
-    framebufferTexture2D(target: number, attachment: number, textarget: number, texture: WebGLTexture | null, level: number): void;
-    frontFace(mode: number): void;
-    generateMipmap(target: number): void;
-    getActiveAttrib(program: WebGLProgram | null, index: number): WebGLActiveInfo | null;
-    getActiveUniform(program: WebGLProgram | null, index: number): WebGLActiveInfo | null;
-    getAttachedShaders(program: WebGLProgram | null): WebGLShader[] | null;
-    getAttribLocation(program: WebGLProgram | null, name: string): number;
-    getBufferParameter(target: number, pname: number): any;
-    getContextAttributes(): WebGLContextAttributes;
-    getError(): number;
+    framebufferRenderbuffer(target: GLenum, attachment: GLenum, renderbuffertarget: GLenum, renderbuffer: WebGLRenderbuffer | null): void;
+    framebufferTexture2D(target: GLenum, attachment: GLenum, textarget: GLenum, texture: WebGLTexture | null, level: GLint): void;
+    frontFace(mode: GLenum): void;
+    generateMipmap(target: GLenum): void;
+    getActiveAttrib(program: WebGLProgram, index: GLuint): WebGLActiveInfo | null;
+    getActiveUniform(program: WebGLProgram, index: GLuint): WebGLActiveInfo | null;
+    getAttachedShaders(program: WebGLProgram): WebGLShader[] | null;
+    getAttribLocation(program: WebGLProgram, name: string): GLint;
+    getBufferParameter(target: GLenum, pname: GLenum): any;
+    getContextAttributes(): WebGLContextAttributes | null;
+    getError(): GLenum;
     getExtension(extensionName: "EXT_blend_minmax"): EXT_blend_minmax | null;
     getExtension(extensionName: "EXT_texture_filter_anisotropic"): EXT_texture_filter_anisotropic | null;
     getExtension(extensionName: "EXT_frag_depth"): EXT_frag_depth | null;
@@ -15371,683 +15678,380 @@ interface WebGLRenderingContext {
     getExtension(extensionName: "OES_element_index_uint"): OES_element_index_uint | null;
     getExtension(extensionName: "ANGLE_instanced_arrays"): ANGLE_instanced_arrays | null;
     getExtension(extensionName: string): any;
-    getFramebufferAttachmentParameter(target: number, attachment: number, pname: number): any;
-    getParameter(pname: number): any;
-    getProgramInfoLog(program: WebGLProgram | null): string | null;
-    getProgramParameter(program: WebGLProgram | null, pname: number): any;
-    getRenderbufferParameter(target: number, pname: number): any;
-    getShaderInfoLog(shader: WebGLShader | null): string | null;
-    getShaderParameter(shader: WebGLShader | null, pname: number): any;
-    getShaderPrecisionFormat(shadertype: number, precisiontype: number): WebGLShaderPrecisionFormat | null;
-    getShaderSource(shader: WebGLShader | null): string | null;
+    getFramebufferAttachmentParameter(target: GLenum, attachment: GLenum, pname: GLenum): any;
+    getParameter(pname: GLenum): any;
+    getProgramInfoLog(program: WebGLProgram): string | null;
+    getProgramParameter(program: WebGLProgram, pname: GLenum): any;
+    getRenderbufferParameter(target: GLenum, pname: GLenum): any;
+    getShaderInfoLog(shader: WebGLShader): string | null;
+    getShaderParameter(shader: WebGLShader, pname: GLenum): any;
+    getShaderPrecisionFormat(shadertype: GLenum, precisiontype: GLenum): WebGLShaderPrecisionFormat | null;
+    getShaderSource(shader: WebGLShader): string | null;
     getSupportedExtensions(): string[] | null;
-    getTexParameter(target: number, pname: number): any;
-    getUniform(program: WebGLProgram | null, location: WebGLUniformLocation | null): any;
-    getUniformLocation(program: WebGLProgram | null, name: string): WebGLUniformLocation | null;
-    getVertexAttrib(index: number, pname: number): any;
-    getVertexAttribOffset(index: number, pname: number): number;
-    hint(target: number, mode: number): void;
-    isBuffer(buffer: WebGLBuffer | null): boolean;
+    getTexParameter(target: GLenum, pname: GLenum): any;
+    getUniform(program: WebGLProgram, location: WebGLUniformLocation): any;
+    getUniformLocation(program: WebGLProgram, name: string): WebGLUniformLocation | null;
+    getVertexAttrib(index: GLuint, pname: GLenum): any;
+    getVertexAttribOffset(index: GLuint, pname: GLenum): GLintptr;
+    hint(target: GLenum, mode: GLenum): void;
+    isBuffer(buffer: WebGLBuffer | null): GLboolean;
     isContextLost(): boolean;
-    isEnabled(cap: number): boolean;
-    isFramebuffer(framebuffer: WebGLFramebuffer | null): boolean;
-    isProgram(program: WebGLProgram | null): boolean;
-    isRenderbuffer(renderbuffer: WebGLRenderbuffer | null): boolean;
-    isShader(shader: WebGLShader | null): boolean;
-    isTexture(texture: WebGLTexture | null): boolean;
-    lineWidth(width: number): void;
-    linkProgram(program: WebGLProgram | null): void;
-    pixelStorei(pname: number, param: number | boolean): void;
-    polygonOffset(factor: number, units: number): void;
-    readPixels(x: number, y: number, width: number, height: number, format: number, type: number, pixels: Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | null): 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 | null, 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 | null): void;
-    texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void;
-    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 | null): void;
-    texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void;
-    uniform1f(location: WebGLUniformLocation | null, x: number): void;
-    uniform1fv(location: WebGLUniformLocation | null, v: Float32Array | ArrayLike<number>): void;
-    uniform1i(location: WebGLUniformLocation | null, x: number): void;
-    uniform1iv(location: WebGLUniformLocation | null, v: Int32Array | ArrayLike<number>): void;
-    uniform2f(location: WebGLUniformLocation | null, x: number, y: number): void;
-    uniform2fv(location: WebGLUniformLocation | null, v: Float32Array | ArrayLike<number>): void;
-    uniform2i(location: WebGLUniformLocation | null, x: number, y: number): void;
-    uniform2iv(location: WebGLUniformLocation | null, v: Int32Array | ArrayLike<number>): void;
-    uniform3f(location: WebGLUniformLocation | null, x: number, y: number, z: number): void;
-    uniform3fv(location: WebGLUniformLocation | null, v: Float32Array | ArrayLike<number>): void;
-    uniform3i(location: WebGLUniformLocation | null, x: number, y: number, z: number): void;
-    uniform3iv(location: WebGLUniformLocation | null, v: Int32Array | ArrayLike<number>): void;
-    uniform4f(location: WebGLUniformLocation | null, x: number, y: number, z: number, w: number): void;
-    uniform4fv(location: WebGLUniformLocation | null, v: Float32Array | ArrayLike<number>): void;
-    uniform4i(location: WebGLUniformLocation | null, x: number, y: number, z: number, w: number): void;
-    uniform4iv(location: WebGLUniformLocation | null, v: Int32Array | ArrayLike<number>): void;
-    uniformMatrix2fv(location: WebGLUniformLocation | null, transpose: boolean, value: Float32Array | ArrayLike<number>): void;
-    uniformMatrix3fv(location: WebGLUniformLocation | null, transpose: boolean, value: Float32Array | ArrayLike<number>): void;
-    uniformMatrix4fv(location: WebGLUniformLocation | null, transpose: boolean, value: Float32Array | ArrayLike<number>): void;
+    isEnabled(cap: GLenum): GLboolean;
+    isFramebuffer(framebuffer: WebGLFramebuffer | null): GLboolean;
+    isProgram(program: WebGLProgram | null): GLboolean;
+    isRenderbuffer(renderbuffer: WebGLRenderbuffer | null): GLboolean;
+    isShader(shader: WebGLShader | null): GLboolean;
+    isTexture(texture: WebGLTexture | null): GLboolean;
+    lineWidth(width: GLfloat): void;
+    linkProgram(program: WebGLProgram): void;
+    pixelStorei(pname: GLenum, param: GLint): void;
+    polygonOffset(factor: GLfloat, units: GLfloat): void;
+    readPixels(x: GLint, y: GLint, width: GLsizei, height: GLsizei, format: GLenum, type: GLenum, pixels: ArrayBufferView | null): void;
+    renderbufferStorage(target: GLenum, internalformat: GLenum, width: GLsizei, height: GLsizei): void;
+    sampleCoverage(value: GLclampf, invert: GLboolean): void;
+    scissor(x: GLint, y: GLint, width: GLsizei, height: GLsizei): void;
+    shaderSource(shader: WebGLShader, source: string): void;
+    stencilFunc(func: GLenum, ref: GLint, mask: GLuint): void;
+    stencilFuncSeparate(face: GLenum, func: GLenum, ref: GLint, mask: GLuint): void;
+    stencilMask(mask: GLuint): void;
+    stencilMaskSeparate(face: GLenum, mask: GLuint): void;
+    stencilOp(fail: GLenum, zfail: GLenum, zpass: GLenum): void;
+    stencilOpSeparate(face: GLenum, fail: GLenum, zfail: GLenum, zpass: GLenum): void;
+    texImage2D(target: GLenum, level: GLint, internalformat: GLint, width: GLsizei, height: GLsizei, border: GLint, format: GLenum, type: GLenum, pixels: ArrayBufferView | null): void;
+    texImage2D(target: GLenum, level: GLint, internalformat: GLint, format: GLenum, type: GLenum, source: TexImageSource): void;
+    texParameterf(target: GLenum, pname: GLenum, param: GLfloat): void;
+    texParameteri(target: GLenum, pname: GLenum, param: GLint): void;
+    texSubImage2D(target: GLenum, level: GLint, xoffset: GLint, yoffset: GLint, width: GLsizei, height: GLsizei, format: GLenum, type: GLenum, pixels: ArrayBufferView | null): void;
+    texSubImage2D(target: GLenum, level: GLint, xoffset: GLint, yoffset: GLint, format: GLenum, type: GLenum, source: TexImageSource): void;
+    uniform1f(location: WebGLUniformLocation | null, x: GLfloat): void;
+    uniform1fv(location: WebGLUniformLocation | null, v: Float32List): void;
+    uniform1i(location: WebGLUniformLocation | null, x: GLint): void;
+    uniform1iv(location: WebGLUniformLocation | null, v: Int32List): void;
+    uniform2f(location: WebGLUniformLocation | null, x: GLfloat, y: GLfloat): void;
+    uniform2fv(location: WebGLUniformLocation | null, v: Float32List): void;
+    uniform2i(location: WebGLUniformLocation | null, x: GLint, y: GLint): void;
+    uniform2iv(location: WebGLUniformLocation | null, v: Int32List): void;
+    uniform3f(location: WebGLUniformLocation | null, x: GLfloat, y: GLfloat, z: GLfloat): void;
+    uniform3fv(location: WebGLUniformLocation | null, v: Float32List): void;
+    uniform3i(location: WebGLUniformLocation | null, x: GLint, y: GLint, z: GLint): void;
+    uniform3iv(location: WebGLUniformLocation | null, v: Int32List): void;
+    uniform4f(location: WebGLUniformLocation | null, x: GLfloat, y: GLfloat, z: GLfloat, w: GLfloat): void;
+    uniform4fv(location: WebGLUniformLocation | null, v: Float32List): void;
+    uniform4i(location: WebGLUniformLocation | null, x: GLint, y: GLint, z: GLint, w: GLint): void;
+    uniform4iv(location: WebGLUniformLocation | null, v: Int32List): void;
+    uniformMatrix2fv(location: WebGLUniformLocation | null, transpose: GLboolean, value: Float32List): void;
+    uniformMatrix3fv(location: WebGLUniformLocation | null, transpose: GLboolean, value: Float32List): void;
+    uniformMatrix4fv(location: WebGLUniformLocation | null, transpose: GLboolean, value: Float32List): void;
     useProgram(program: WebGLProgram | null): void;
-    validateProgram(program: WebGLProgram | null): void;
-    vertexAttrib1f(indx: number, x: number): void;
-    vertexAttrib1fv(indx: number, values: Float32Array | number[]): void;
-    vertexAttrib2f(indx: number, x: number, y: number): void;
-    vertexAttrib2fv(indx: number, values: Float32Array | number[]): void;
-    vertexAttrib3f(indx: number, x: number, y: number, z: number): void;
-    vertexAttrib3fv(indx: number, values: Float32Array | number[]): void;
-    vertexAttrib4f(indx: number, x: number, y: number, z: number, w: number): void;
-    vertexAttrib4fv(indx: number, values: Float32Array | 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;
-    readonly ACTIVE_ATTRIBUTES: number;
-    readonly ACTIVE_TEXTURE: number;
-    readonly ACTIVE_UNIFORMS: number;
-    readonly ALIASED_LINE_WIDTH_RANGE: number;
-    readonly ALIASED_POINT_SIZE_RANGE: number;
-    readonly ALPHA: number;
-    readonly ALPHA_BITS: number;
-    readonly ALWAYS: number;
-    readonly ARRAY_BUFFER: number;
-    readonly ARRAY_BUFFER_BINDING: number;
-    readonly ATTACHED_SHADERS: number;
-    readonly BACK: number;
-    readonly BLEND: number;
-    readonly BLEND_COLOR: number;
-    readonly BLEND_DST_ALPHA: number;
-    readonly BLEND_DST_RGB: number;
-    readonly BLEND_EQUATION: number;
-    readonly BLEND_EQUATION_ALPHA: number;
-    readonly BLEND_EQUATION_RGB: number;
-    readonly BLEND_SRC_ALPHA: number;
-    readonly BLEND_SRC_RGB: number;
-    readonly BLUE_BITS: number;
-    readonly BOOL: number;
-    readonly BOOL_VEC2: number;
-    readonly BOOL_VEC3: number;
-    readonly BOOL_VEC4: number;
-    readonly BROWSER_DEFAULT_WEBGL: number;
-    readonly BUFFER_SIZE: number;
-    readonly BUFFER_USAGE: number;
-    readonly BYTE: number;
-    readonly CCW: number;
-    readonly CLAMP_TO_EDGE: number;
-    readonly COLOR_ATTACHMENT0: number;
-    readonly COLOR_BUFFER_BIT: number;
-    readonly COLOR_CLEAR_VALUE: number;
-    readonly COLOR_WRITEMASK: number;
-    readonly COMPILE_STATUS: number;
-    readonly COMPRESSED_TEXTURE_FORMATS: number;
-    readonly CONSTANT_ALPHA: number;
-    readonly CONSTANT_COLOR: number;
-    readonly CONTEXT_LOST_WEBGL: number;
-    readonly CULL_FACE: number;
-    readonly CULL_FACE_MODE: number;
-    readonly CURRENT_PROGRAM: number;
-    readonly CURRENT_VERTEX_ATTRIB: number;
-    readonly CW: number;
-    readonly DECR: number;
-    readonly DECR_WRAP: number;
-    readonly DELETE_STATUS: number;
-    readonly DEPTH_ATTACHMENT: number;
-    readonly DEPTH_BITS: number;
-    readonly DEPTH_BUFFER_BIT: number;
-    readonly DEPTH_CLEAR_VALUE: number;
-    readonly DEPTH_COMPONENT: number;
-    readonly DEPTH_COMPONENT16: number;
-    readonly DEPTH_FUNC: number;
-    readonly DEPTH_RANGE: number;
-    readonly DEPTH_STENCIL: number;
-    readonly DEPTH_STENCIL_ATTACHMENT: number;
-    readonly DEPTH_TEST: number;
-    readonly DEPTH_WRITEMASK: number;
-    readonly DITHER: number;
-    readonly DONT_CARE: number;
-    readonly DST_ALPHA: number;
-    readonly DST_COLOR: number;
-    readonly DYNAMIC_DRAW: number;
-    readonly ELEMENT_ARRAY_BUFFER: number;
-    readonly ELEMENT_ARRAY_BUFFER_BINDING: number;
-    readonly EQUAL: number;
-    readonly FASTEST: number;
-    readonly FLOAT: number;
-    readonly FLOAT_MAT2: number;
-    readonly FLOAT_MAT3: number;
-    readonly FLOAT_MAT4: number;
-    readonly FLOAT_VEC2: number;
-    readonly FLOAT_VEC3: number;
-    readonly FLOAT_VEC4: number;
-    readonly FRAGMENT_SHADER: number;
-    readonly FRAMEBUFFER: number;
-    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: number;
-    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: number;
-    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: number;
-    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: number;
-    readonly FRAMEBUFFER_BINDING: number;
-    readonly FRAMEBUFFER_COMPLETE: number;
-    readonly FRAMEBUFFER_INCOMPLETE_ATTACHMENT: number;
-    readonly FRAMEBUFFER_INCOMPLETE_DIMENSIONS: number;
-    readonly FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: number;
-    readonly FRAMEBUFFER_UNSUPPORTED: number;
-    readonly FRONT: number;
-    readonly FRONT_AND_BACK: number;
-    readonly FRONT_FACE: number;
-    readonly FUNC_ADD: number;
-    readonly FUNC_REVERSE_SUBTRACT: number;
-    readonly FUNC_SUBTRACT: number;
-    readonly GENERATE_MIPMAP_HINT: number;
-    readonly GEQUAL: number;
-    readonly GREATER: number;
-    readonly GREEN_BITS: number;
-    readonly HIGH_FLOAT: number;
-    readonly HIGH_INT: number;
-    readonly IMPLEMENTATION_COLOR_READ_FORMAT: number;
-    readonly IMPLEMENTATION_COLOR_READ_TYPE: number;
-    readonly INCR: number;
-    readonly INCR_WRAP: number;
-    readonly INT: number;
-    readonly INT_VEC2: number;
-    readonly INT_VEC3: number;
-    readonly INT_VEC4: number;
-    readonly INVALID_ENUM: number;
-    readonly INVALID_FRAMEBUFFER_OPERATION: number;
-    readonly INVALID_OPERATION: number;
-    readonly INVALID_VALUE: number;
-    readonly INVERT: number;
-    readonly KEEP: number;
-    readonly LEQUAL: number;
-    readonly LESS: number;
-    readonly LINEAR: number;
-    readonly LINEAR_MIPMAP_LINEAR: number;
-    readonly LINEAR_MIPMAP_NEAREST: number;
-    readonly LINES: number;
-    readonly LINE_LOOP: number;
-    readonly LINE_STRIP: number;
-    readonly LINE_WIDTH: number;
-    readonly LINK_STATUS: number;
-    readonly LOW_FLOAT: number;
-    readonly LOW_INT: number;
-    readonly LUMINANCE: number;
-    readonly LUMINANCE_ALPHA: number;
-    readonly MAX_COMBINED_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_CUBE_MAP_TEXTURE_SIZE: number;
-    readonly MAX_FRAGMENT_UNIFORM_VECTORS: number;
-    readonly MAX_RENDERBUFFER_SIZE: number;
-    readonly MAX_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_TEXTURE_SIZE: number;
-    readonly MAX_VARYING_VECTORS: number;
-    readonly MAX_VERTEX_ATTRIBS: number;
-    readonly MAX_VERTEX_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_VERTEX_UNIFORM_VECTORS: number;
-    readonly MAX_VIEWPORT_DIMS: number;
-    readonly MEDIUM_FLOAT: number;
-    readonly MEDIUM_INT: number;
-    readonly MIRRORED_REPEAT: number;
-    readonly NEAREST: number;
-    readonly NEAREST_MIPMAP_LINEAR: number;
-    readonly NEAREST_MIPMAP_NEAREST: number;
-    readonly NEVER: number;
-    readonly NICEST: number;
-    readonly NONE: number;
-    readonly NOTEQUAL: number;
-    readonly NO_ERROR: number;
-    readonly ONE: number;
-    readonly ONE_MINUS_CONSTANT_ALPHA: number;
-    readonly ONE_MINUS_CONSTANT_COLOR: number;
-    readonly ONE_MINUS_DST_ALPHA: number;
-    readonly ONE_MINUS_DST_COLOR: number;
-    readonly ONE_MINUS_SRC_ALPHA: number;
-    readonly ONE_MINUS_SRC_COLOR: number;
-    readonly OUT_OF_MEMORY: number;
-    readonly PACK_ALIGNMENT: number;
-    readonly POINTS: number;
-    readonly POLYGON_OFFSET_FACTOR: number;
-    readonly POLYGON_OFFSET_FILL: number;
-    readonly POLYGON_OFFSET_UNITS: number;
-    readonly RED_BITS: number;
-    readonly RENDERBUFFER: number;
-    readonly RENDERBUFFER_ALPHA_SIZE: number;
-    readonly RENDERBUFFER_BINDING: number;
-    readonly RENDERBUFFER_BLUE_SIZE: number;
-    readonly RENDERBUFFER_DEPTH_SIZE: number;
-    readonly RENDERBUFFER_GREEN_SIZE: number;
-    readonly RENDERBUFFER_HEIGHT: number;
-    readonly RENDERBUFFER_INTERNAL_FORMAT: number;
-    readonly RENDERBUFFER_RED_SIZE: number;
-    readonly RENDERBUFFER_STENCIL_SIZE: number;
-    readonly RENDERBUFFER_WIDTH: number;
-    readonly RENDERER: number;
-    readonly REPEAT: number;
-    readonly REPLACE: number;
-    readonly RGB: number;
-    readonly RGB565: number;
-    readonly RGB5_A1: number;
-    readonly RGBA: number;
-    readonly RGBA4: number;
-    readonly SAMPLER_2D: number;
-    readonly SAMPLER_CUBE: number;
-    readonly SAMPLES: number;
-    readonly SAMPLE_ALPHA_TO_COVERAGE: number;
-    readonly SAMPLE_BUFFERS: number;
-    readonly SAMPLE_COVERAGE: number;
-    readonly SAMPLE_COVERAGE_INVERT: number;
-    readonly SAMPLE_COVERAGE_VALUE: number;
-    readonly SCISSOR_BOX: number;
-    readonly SCISSOR_TEST: number;
-    readonly SHADER_TYPE: number;
-    readonly SHADING_LANGUAGE_VERSION: number;
-    readonly SHORT: number;
-    readonly SRC_ALPHA: number;
-    readonly SRC_ALPHA_SATURATE: number;
-    readonly SRC_COLOR: number;
-    readonly STATIC_DRAW: number;
-    readonly STENCIL_ATTACHMENT: number;
-    readonly STENCIL_BACK_FAIL: number;
-    readonly STENCIL_BACK_FUNC: number;
-    readonly STENCIL_BACK_PASS_DEPTH_FAIL: number;
-    readonly STENCIL_BACK_PASS_DEPTH_PASS: number;
-    readonly STENCIL_BACK_REF: number;
-    readonly STENCIL_BACK_VALUE_MASK: number;
-    readonly STENCIL_BACK_WRITEMASK: number;
-    readonly STENCIL_BITS: number;
-    readonly STENCIL_BUFFER_BIT: number;
-    readonly STENCIL_CLEAR_VALUE: number;
-    readonly STENCIL_FAIL: number;
-    readonly STENCIL_FUNC: number;
-    readonly STENCIL_INDEX: number;
-    readonly STENCIL_INDEX8: number;
-    readonly STENCIL_PASS_DEPTH_FAIL: number;
-    readonly STENCIL_PASS_DEPTH_PASS: number;
-    readonly STENCIL_REF: number;
-    readonly STENCIL_TEST: number;
-    readonly STENCIL_VALUE_MASK: number;
-    readonly STENCIL_WRITEMASK: number;
-    readonly STREAM_DRAW: number;
-    readonly SUBPIXEL_BITS: number;
-    readonly TEXTURE: number;
-    readonly TEXTURE0: number;
-    readonly TEXTURE1: number;
-    readonly TEXTURE10: number;
-    readonly TEXTURE11: number;
-    readonly TEXTURE12: number;
-    readonly TEXTURE13: number;
-    readonly TEXTURE14: number;
-    readonly TEXTURE15: number;
-    readonly TEXTURE16: number;
-    readonly TEXTURE17: number;
-    readonly TEXTURE18: number;
-    readonly TEXTURE19: number;
-    readonly TEXTURE2: number;
-    readonly TEXTURE20: number;
-    readonly TEXTURE21: number;
-    readonly TEXTURE22: number;
-    readonly TEXTURE23: number;
-    readonly TEXTURE24: number;
-    readonly TEXTURE25: number;
-    readonly TEXTURE26: number;
-    readonly TEXTURE27: number;
-    readonly TEXTURE28: number;
-    readonly TEXTURE29: number;
-    readonly TEXTURE3: number;
-    readonly TEXTURE30: number;
-    readonly TEXTURE31: number;
-    readonly TEXTURE4: number;
-    readonly TEXTURE5: number;
-    readonly TEXTURE6: number;
-    readonly TEXTURE7: number;
-    readonly TEXTURE8: number;
-    readonly TEXTURE9: number;
-    readonly TEXTURE_2D: number;
-    readonly TEXTURE_BINDING_2D: number;
-    readonly TEXTURE_BINDING_CUBE_MAP: number;
-    readonly TEXTURE_CUBE_MAP: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_X: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number;
-    readonly TEXTURE_MAG_FILTER: number;
-    readonly TEXTURE_MIN_FILTER: number;
-    readonly TEXTURE_WRAP_S: number;
-    readonly TEXTURE_WRAP_T: number;
-    readonly TRIANGLES: number;
-    readonly TRIANGLE_FAN: number;
-    readonly TRIANGLE_STRIP: number;
-    readonly UNPACK_ALIGNMENT: number;
-    readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number;
-    readonly UNPACK_FLIP_Y_WEBGL: number;
-    readonly UNPACK_PREMULTIPLY_ALPHA_WEBGL: number;
-    readonly UNSIGNED_BYTE: number;
-    readonly UNSIGNED_INT: number;
-    readonly UNSIGNED_SHORT: number;
-    readonly UNSIGNED_SHORT_4_4_4_4: number;
-    readonly UNSIGNED_SHORT_5_5_5_1: number;
-    readonly UNSIGNED_SHORT_5_6_5: number;
-    readonly VALIDATE_STATUS: number;
-    readonly VENDOR: number;
-    readonly VERSION: number;
-    readonly VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: number;
-    readonly VERTEX_ATTRIB_ARRAY_ENABLED: number;
-    readonly VERTEX_ATTRIB_ARRAY_NORMALIZED: number;
-    readonly VERTEX_ATTRIB_ARRAY_POINTER: number;
-    readonly VERTEX_ATTRIB_ARRAY_SIZE: number;
-    readonly VERTEX_ATTRIB_ARRAY_STRIDE: number;
-    readonly VERTEX_ATTRIB_ARRAY_TYPE: number;
-    readonly VERTEX_SHADER: number;
-    readonly VIEWPORT: number;
-    readonly ZERO: number;
+    validateProgram(program: WebGLProgram): void;
+    vertexAttrib1f(index: GLuint, x: GLfloat): void;
+    vertexAttrib1fv(index: GLuint, values: Float32List): void;
+    vertexAttrib2f(index: GLuint, x: GLfloat, y: GLfloat): void;
+    vertexAttrib2fv(index: GLuint, values: Float32List): void;
+    vertexAttrib3f(index: GLuint, x: GLfloat, y: GLfloat, z: GLfloat): void;
+    vertexAttrib3fv(index: GLuint, values: Float32List): void;
+    vertexAttrib4f(index: GLuint, x: GLfloat, y: GLfloat, z: GLfloat, w: GLfloat): void;
+    vertexAttrib4fv(index: GLuint, values: Float32List): void;
+    vertexAttribPointer(index: GLuint, size: GLint, type: GLenum, normalized: GLboolean, stride: GLsizei, offset: GLintptr): void;
+    viewport(x: GLint, y: GLint, width: GLsizei, height: GLsizei): void;
+    readonly ACTIVE_ATTRIBUTES: GLenum;
+    readonly ACTIVE_TEXTURE: GLenum;
+    readonly ACTIVE_UNIFORMS: GLenum;
+    readonly ALIASED_LINE_WIDTH_RANGE: GLenum;
+    readonly ALIASED_POINT_SIZE_RANGE: GLenum;
+    readonly ALPHA: GLenum;
+    readonly ALPHA_BITS: GLenum;
+    readonly ALWAYS: GLenum;
+    readonly ARRAY_BUFFER: GLenum;
+    readonly ARRAY_BUFFER_BINDING: GLenum;
+    readonly ATTACHED_SHADERS: GLenum;
+    readonly BACK: GLenum;
+    readonly BLEND: GLenum;
+    readonly BLEND_COLOR: GLenum;
+    readonly BLEND_DST_ALPHA: GLenum;
+    readonly BLEND_DST_RGB: GLenum;
+    readonly BLEND_EQUATION: GLenum;
+    readonly BLEND_EQUATION_ALPHA: GLenum;
+    readonly BLEND_EQUATION_RGB: GLenum;
+    readonly BLEND_SRC_ALPHA: GLenum;
+    readonly BLEND_SRC_RGB: GLenum;
+    readonly BLUE_BITS: GLenum;
+    readonly BOOL: GLenum;
+    readonly BOOL_VEC2: GLenum;
+    readonly BOOL_VEC3: GLenum;
+    readonly BOOL_VEC4: GLenum;
+    readonly BROWSER_DEFAULT_WEBGL: GLenum;
+    readonly BUFFER_SIZE: GLenum;
+    readonly BUFFER_USAGE: GLenum;
+    readonly BYTE: GLenum;
+    readonly CCW: GLenum;
+    readonly CLAMP_TO_EDGE: GLenum;
+    readonly COLOR_ATTACHMENT0: GLenum;
+    readonly COLOR_BUFFER_BIT: GLenum;
+    readonly COLOR_CLEAR_VALUE: GLenum;
+    readonly COLOR_WRITEMASK: GLenum;
+    readonly COMPILE_STATUS: GLenum;
+    readonly COMPRESSED_TEXTURE_FORMATS: GLenum;
+    readonly CONSTANT_ALPHA: GLenum;
+    readonly CONSTANT_COLOR: GLenum;
+    readonly CONTEXT_LOST_WEBGL: GLenum;
+    readonly CULL_FACE: GLenum;
+    readonly CULL_FACE_MODE: GLenum;
+    readonly CURRENT_PROGRAM: GLenum;
+    readonly CURRENT_VERTEX_ATTRIB: GLenum;
+    readonly CW: GLenum;
+    readonly DECR: GLenum;
+    readonly DECR_WRAP: GLenum;
+    readonly DELETE_STATUS: GLenum;
+    readonly DEPTH_ATTACHMENT: GLenum;
+    readonly DEPTH_BITS: GLenum;
+    readonly DEPTH_BUFFER_BIT: GLenum;
+    readonly DEPTH_CLEAR_VALUE: GLenum;
+    readonly DEPTH_COMPONENT: GLenum;
+    readonly DEPTH_COMPONENT16: GLenum;
+    readonly DEPTH_FUNC: GLenum;
+    readonly DEPTH_RANGE: GLenum;
+    readonly DEPTH_STENCIL: GLenum;
+    readonly DEPTH_STENCIL_ATTACHMENT: GLenum;
+    readonly DEPTH_TEST: GLenum;
+    readonly DEPTH_WRITEMASK: GLenum;
+    readonly DITHER: GLenum;
+    readonly DONT_CARE: GLenum;
+    readonly DST_ALPHA: GLenum;
+    readonly DST_COLOR: GLenum;
+    readonly DYNAMIC_DRAW: GLenum;
+    readonly ELEMENT_ARRAY_BUFFER: GLenum;
+    readonly ELEMENT_ARRAY_BUFFER_BINDING: GLenum;
+    readonly EQUAL: GLenum;
+    readonly FASTEST: GLenum;
+    readonly FLOAT: GLenum;
+    readonly FLOAT_MAT2: GLenum;
+    readonly FLOAT_MAT3: GLenum;
+    readonly FLOAT_MAT4: GLenum;
+    readonly FLOAT_VEC2: GLenum;
+    readonly FLOAT_VEC3: GLenum;
+    readonly FLOAT_VEC4: GLenum;
+    readonly FRAGMENT_SHADER: GLenum;
+    readonly FRAMEBUFFER: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: GLenum;
+    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: GLenum;
+    readonly FRAMEBUFFER_BINDING: GLenum;
+    readonly FRAMEBUFFER_COMPLETE: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_ATTACHMENT: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_DIMENSIONS: GLenum;
+    readonly FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: GLenum;
+    readonly FRAMEBUFFER_UNSUPPORTED: GLenum;
+    readonly FRONT: GLenum;
+    readonly FRONT_AND_BACK: GLenum;
+    readonly FRONT_FACE: GLenum;
+    readonly FUNC_ADD: GLenum;
+    readonly FUNC_REVERSE_SUBTRACT: GLenum;
+    readonly FUNC_SUBTRACT: GLenum;
+    readonly GENERATE_MIPMAP_HINT: GLenum;
+    readonly GEQUAL: GLenum;
+    readonly GREATER: GLenum;
+    readonly GREEN_BITS: GLenum;
+    readonly HIGH_FLOAT: GLenum;
+    readonly HIGH_INT: GLenum;
+    readonly IMPLEMENTATION_COLOR_READ_FORMAT: GLenum;
+    readonly IMPLEMENTATION_COLOR_READ_TYPE: GLenum;
+    readonly INCR: GLenum;
+    readonly INCR_WRAP: GLenum;
+    readonly INT: GLenum;
+    readonly INT_VEC2: GLenum;
+    readonly INT_VEC3: GLenum;
+    readonly INT_VEC4: GLenum;
+    readonly INVALID_ENUM: GLenum;
+    readonly INVALID_FRAMEBUFFER_OPERATION: GLenum;
+    readonly INVALID_OPERATION: GLenum;
+    readonly INVALID_VALUE: GLenum;
+    readonly INVERT: GLenum;
+    readonly KEEP: GLenum;
+    readonly LEQUAL: GLenum;
+    readonly LESS: GLenum;
+    readonly LINEAR: GLenum;
+    readonly LINEAR_MIPMAP_LINEAR: GLenum;
+    readonly LINEAR_MIPMAP_NEAREST: GLenum;
+    readonly LINES: GLenum;
+    readonly LINE_LOOP: GLenum;
+    readonly LINE_STRIP: GLenum;
+    readonly LINE_WIDTH: GLenum;
+    readonly LINK_STATUS: GLenum;
+    readonly LOW_FLOAT: GLenum;
+    readonly LOW_INT: GLenum;
+    readonly LUMINANCE: GLenum;
+    readonly LUMINANCE_ALPHA: GLenum;
+    readonly MAX_COMBINED_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_CUBE_MAP_TEXTURE_SIZE: GLenum;
+    readonly MAX_FRAGMENT_UNIFORM_VECTORS: GLenum;
+    readonly MAX_RENDERBUFFER_SIZE: GLenum;
+    readonly MAX_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_TEXTURE_SIZE: GLenum;
+    readonly MAX_VARYING_VECTORS: GLenum;
+    readonly MAX_VERTEX_ATTRIBS: GLenum;
+    readonly MAX_VERTEX_TEXTURE_IMAGE_UNITS: GLenum;
+    readonly MAX_VERTEX_UNIFORM_VECTORS: GLenum;
+    readonly MAX_VIEWPORT_DIMS: GLenum;
+    readonly MEDIUM_FLOAT: GLenum;
+    readonly MEDIUM_INT: GLenum;
+    readonly MIRRORED_REPEAT: GLenum;
+    readonly NEAREST: GLenum;
+    readonly NEAREST_MIPMAP_LINEAR: GLenum;
+    readonly NEAREST_MIPMAP_NEAREST: GLenum;
+    readonly NEVER: GLenum;
+    readonly NICEST: GLenum;
+    readonly NONE: GLenum;
+    readonly NOTEQUAL: GLenum;
+    readonly NO_ERROR: GLenum;
+    readonly ONE: GLenum;
+    readonly ONE_MINUS_CONSTANT_ALPHA: GLenum;
+    readonly ONE_MINUS_CONSTANT_COLOR: GLenum;
+    readonly ONE_MINUS_DST_ALPHA: GLenum;
+    readonly ONE_MINUS_DST_COLOR: GLenum;
+    readonly ONE_MINUS_SRC_ALPHA: GLenum;
+    readonly ONE_MINUS_SRC_COLOR: GLenum;
+    readonly OUT_OF_MEMORY: GLenum;
+    readonly PACK_ALIGNMENT: GLenum;
+    readonly POINTS: GLenum;
+    readonly POLYGON_OFFSET_FACTOR: GLenum;
+    readonly POLYGON_OFFSET_FILL: GLenum;
+    readonly POLYGON_OFFSET_UNITS: GLenum;
+    readonly RED_BITS: GLenum;
+    readonly RENDERBUFFER: GLenum;
+    readonly RENDERBUFFER_ALPHA_SIZE: GLenum;
+    readonly RENDERBUFFER_BINDING: GLenum;
+    readonly RENDERBUFFER_BLUE_SIZE: GLenum;
+    readonly RENDERBUFFER_DEPTH_SIZE: GLenum;
+    readonly RENDERBUFFER_GREEN_SIZE: GLenum;
+    readonly RENDERBUFFER_HEIGHT: GLenum;
+    readonly RENDERBUFFER_INTERNAL_FORMAT: GLenum;
+    readonly RENDERBUFFER_RED_SIZE: GLenum;
+    readonly RENDERBUFFER_STENCIL_SIZE: GLenum;
+    readonly RENDERBUFFER_WIDTH: GLenum;
+    readonly RENDERER: GLenum;
+    readonly REPEAT: GLenum;
+    readonly REPLACE: GLenum;
+    readonly RGB: GLenum;
+    readonly RGB565: GLenum;
+    readonly RGB5_A1: GLenum;
+    readonly RGBA: GLenum;
+    readonly RGBA4: GLenum;
+    readonly SAMPLER_2D: GLenum;
+    readonly SAMPLER_CUBE: GLenum;
+    readonly SAMPLES: GLenum;
+    readonly SAMPLE_ALPHA_TO_COVERAGE: GLenum;
+    readonly SAMPLE_BUFFERS: GLenum;
+    readonly SAMPLE_COVERAGE: GLenum;
+    readonly SAMPLE_COVERAGE_INVERT: GLenum;
+    readonly SAMPLE_COVERAGE_VALUE: GLenum;
+    readonly SCISSOR_BOX: GLenum;
+    readonly SCISSOR_TEST: GLenum;
+    readonly SHADER_TYPE: GLenum;
+    readonly SHADING_LANGUAGE_VERSION: GLenum;
+    readonly SHORT: GLenum;
+    readonly SRC_ALPHA: GLenum;
+    readonly SRC_ALPHA_SATURATE: GLenum;
+    readonly SRC_COLOR: GLenum;
+    readonly STATIC_DRAW: GLenum;
+    readonly STENCIL_ATTACHMENT: GLenum;
+    readonly STENCIL_BACK_FAIL: GLenum;
+    readonly STENCIL_BACK_FUNC: GLenum;
+    readonly STENCIL_BACK_PASS_DEPTH_FAIL: GLenum;
+    readonly STENCIL_BACK_PASS_DEPTH_PASS: GLenum;
+    readonly STENCIL_BACK_REF: GLenum;
+    readonly STENCIL_BACK_VALUE_MASK: GLenum;
+    readonly STENCIL_BACK_WRITEMASK: GLenum;
+    readonly STENCIL_BITS: GLenum;
+    readonly STENCIL_BUFFER_BIT: GLenum;
+    readonly STENCIL_CLEAR_VALUE: GLenum;
+    readonly STENCIL_FAIL: GLenum;
+    readonly STENCIL_FUNC: GLenum;
+    readonly STENCIL_INDEX8: GLenum;
+    readonly STENCIL_PASS_DEPTH_FAIL: GLenum;
+    readonly STENCIL_PASS_DEPTH_PASS: GLenum;
+    readonly STENCIL_REF: GLenum;
+    readonly STENCIL_TEST: GLenum;
+    readonly STENCIL_VALUE_MASK: GLenum;
+    readonly STENCIL_WRITEMASK: GLenum;
+    readonly STREAM_DRAW: GLenum;
+    readonly SUBPIXEL_BITS: GLenum;
+    readonly TEXTURE: GLenum;
+    readonly TEXTURE0: GLenum;
+    readonly TEXTURE1: GLenum;
+    readonly TEXTURE10: GLenum;
+    readonly TEXTURE11: GLenum;
+    readonly TEXTURE12: GLenum;
+    readonly TEXTURE13: GLenum;
+    readonly TEXTURE14: GLenum;
+    readonly TEXTURE15: GLenum;
+    readonly TEXTURE16: GLenum;
+    readonly TEXTURE17: GLenum;
+    readonly TEXTURE18: GLenum;
+    readonly TEXTURE19: GLenum;
+    readonly TEXTURE2: GLenum;
+    readonly TEXTURE20: GLenum;
+    readonly TEXTURE21: GLenum;
+    readonly TEXTURE22: GLenum;
+    readonly TEXTURE23: GLenum;
+    readonly TEXTURE24: GLenum;
+    readonly TEXTURE25: GLenum;
+    readonly TEXTURE26: GLenum;
+    readonly TEXTURE27: GLenum;
+    readonly TEXTURE28: GLenum;
+    readonly TEXTURE29: GLenum;
+    readonly TEXTURE3: GLenum;
+    readonly TEXTURE30: GLenum;
+    readonly TEXTURE31: GLenum;
+    readonly TEXTURE4: GLenum;
+    readonly TEXTURE5: GLenum;
+    readonly TEXTURE6: GLenum;
+    readonly TEXTURE7: GLenum;
+    readonly TEXTURE8: GLenum;
+    readonly TEXTURE9: GLenum;
+    readonly TEXTURE_2D: GLenum;
+    readonly TEXTURE_BINDING_2D: GLenum;
+    readonly TEXTURE_BINDING_CUBE_MAP: GLenum;
+    readonly TEXTURE_CUBE_MAP: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_X: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: GLenum;
+    readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_X: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_Y: GLenum;
+    readonly TEXTURE_CUBE_MAP_POSITIVE_Z: GLenum;
+    readonly TEXTURE_MAG_FILTER: GLenum;
+    readonly TEXTURE_MIN_FILTER: GLenum;
+    readonly TEXTURE_WRAP_S: GLenum;
+    readonly TEXTURE_WRAP_T: GLenum;
+    readonly TRIANGLES: GLenum;
+    readonly TRIANGLE_FAN: GLenum;
+    readonly TRIANGLE_STRIP: GLenum;
+    readonly UNPACK_ALIGNMENT: GLenum;
+    readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: GLenum;
+    readonly UNPACK_FLIP_Y_WEBGL: GLenum;
+    readonly UNPACK_PREMULTIPLY_ALPHA_WEBGL: GLenum;
+    readonly UNSIGNED_BYTE: GLenum;
+    readonly UNSIGNED_INT: GLenum;
+    readonly UNSIGNED_SHORT: GLenum;
+    readonly UNSIGNED_SHORT_4_4_4_4: GLenum;
+    readonly UNSIGNED_SHORT_5_5_5_1: GLenum;
+    readonly UNSIGNED_SHORT_5_6_5: GLenum;
+    readonly VALIDATE_STATUS: GLenum;
+    readonly VENDOR: GLenum;
+    readonly VERSION: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_ENABLED: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_NORMALIZED: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_POINTER: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_SIZE: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_STRIDE: GLenum;
+    readonly VERTEX_ATTRIB_ARRAY_TYPE: GLenum;
+    readonly VERTEX_SHADER: GLenum;
+    readonly VIEWPORT: GLenum;
+    readonly ZERO: GLenum;
 }
 
-declare var WebGLRenderingContext: {
-    prototype: WebGLRenderingContext;
-    new(): WebGLRenderingContext;
-    readonly ACTIVE_ATTRIBUTES: number;
-    readonly ACTIVE_TEXTURE: number;
-    readonly ACTIVE_UNIFORMS: number;
-    readonly ALIASED_LINE_WIDTH_RANGE: number;
-    readonly ALIASED_POINT_SIZE_RANGE: number;
-    readonly ALPHA: number;
-    readonly ALPHA_BITS: number;
-    readonly ALWAYS: number;
-    readonly ARRAY_BUFFER: number;
-    readonly ARRAY_BUFFER_BINDING: number;
-    readonly ATTACHED_SHADERS: number;
-    readonly BACK: number;
-    readonly BLEND: number;
-    readonly BLEND_COLOR: number;
-    readonly BLEND_DST_ALPHA: number;
-    readonly BLEND_DST_RGB: number;
-    readonly BLEND_EQUATION: number;
-    readonly BLEND_EQUATION_ALPHA: number;
-    readonly BLEND_EQUATION_RGB: number;
-    readonly BLEND_SRC_ALPHA: number;
-    readonly BLEND_SRC_RGB: number;
-    readonly BLUE_BITS: number;
-    readonly BOOL: number;
-    readonly BOOL_VEC2: number;
-    readonly BOOL_VEC3: number;
-    readonly BOOL_VEC4: number;
-    readonly BROWSER_DEFAULT_WEBGL: number;
-    readonly BUFFER_SIZE: number;
-    readonly BUFFER_USAGE: number;
-    readonly BYTE: number;
-    readonly CCW: number;
-    readonly CLAMP_TO_EDGE: number;
-    readonly COLOR_ATTACHMENT0: number;
-    readonly COLOR_BUFFER_BIT: number;
-    readonly COLOR_CLEAR_VALUE: number;
-    readonly COLOR_WRITEMASK: number;
-    readonly COMPILE_STATUS: number;
-    readonly COMPRESSED_TEXTURE_FORMATS: number;
-    readonly CONSTANT_ALPHA: number;
-    readonly CONSTANT_COLOR: number;
-    readonly CONTEXT_LOST_WEBGL: number;
-    readonly CULL_FACE: number;
-    readonly CULL_FACE_MODE: number;
-    readonly CURRENT_PROGRAM: number;
-    readonly CURRENT_VERTEX_ATTRIB: number;
-    readonly CW: number;
-    readonly DECR: number;
-    readonly DECR_WRAP: number;
-    readonly DELETE_STATUS: number;
-    readonly DEPTH_ATTACHMENT: number;
-    readonly DEPTH_BITS: number;
-    readonly DEPTH_BUFFER_BIT: number;
-    readonly DEPTH_CLEAR_VALUE: number;
-    readonly DEPTH_COMPONENT: number;
-    readonly DEPTH_COMPONENT16: number;
-    readonly DEPTH_FUNC: number;
-    readonly DEPTH_RANGE: number;
-    readonly DEPTH_STENCIL: number;
-    readonly DEPTH_STENCIL_ATTACHMENT: number;
-    readonly DEPTH_TEST: number;
-    readonly DEPTH_WRITEMASK: number;
-    readonly DITHER: number;
-    readonly DONT_CARE: number;
-    readonly DST_ALPHA: number;
-    readonly DST_COLOR: number;
-    readonly DYNAMIC_DRAW: number;
-    readonly ELEMENT_ARRAY_BUFFER: number;
-    readonly ELEMENT_ARRAY_BUFFER_BINDING: number;
-    readonly EQUAL: number;
-    readonly FASTEST: number;
-    readonly FLOAT: number;
-    readonly FLOAT_MAT2: number;
-    readonly FLOAT_MAT3: number;
-    readonly FLOAT_MAT4: number;
-    readonly FLOAT_VEC2: number;
-    readonly FLOAT_VEC3: number;
-    readonly FLOAT_VEC4: number;
-    readonly FRAGMENT_SHADER: number;
-    readonly FRAMEBUFFER: number;
-    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: number;
-    readonly FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: number;
-    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: number;
-    readonly FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: number;
-    readonly FRAMEBUFFER_BINDING: number;
-    readonly FRAMEBUFFER_COMPLETE: number;
-    readonly FRAMEBUFFER_INCOMPLETE_ATTACHMENT: number;
-    readonly FRAMEBUFFER_INCOMPLETE_DIMENSIONS: number;
-    readonly FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: number;
-    readonly FRAMEBUFFER_UNSUPPORTED: number;
-    readonly FRONT: number;
-    readonly FRONT_AND_BACK: number;
-    readonly FRONT_FACE: number;
-    readonly FUNC_ADD: number;
-    readonly FUNC_REVERSE_SUBTRACT: number;
-    readonly FUNC_SUBTRACT: number;
-    readonly GENERATE_MIPMAP_HINT: number;
-    readonly GEQUAL: number;
-    readonly GREATER: number;
-    readonly GREEN_BITS: number;
-    readonly HIGH_FLOAT: number;
-    readonly HIGH_INT: number;
-    readonly IMPLEMENTATION_COLOR_READ_FORMAT: number;
-    readonly IMPLEMENTATION_COLOR_READ_TYPE: number;
-    readonly INCR: number;
-    readonly INCR_WRAP: number;
-    readonly INT: number;
-    readonly INT_VEC2: number;
-    readonly INT_VEC3: number;
-    readonly INT_VEC4: number;
-    readonly INVALID_ENUM: number;
-    readonly INVALID_FRAMEBUFFER_OPERATION: number;
-    readonly INVALID_OPERATION: number;
-    readonly INVALID_VALUE: number;
-    readonly INVERT: number;
-    readonly KEEP: number;
-    readonly LEQUAL: number;
-    readonly LESS: number;
-    readonly LINEAR: number;
-    readonly LINEAR_MIPMAP_LINEAR: number;
-    readonly LINEAR_MIPMAP_NEAREST: number;
-    readonly LINES: number;
-    readonly LINE_LOOP: number;
-    readonly LINE_STRIP: number;
-    readonly LINE_WIDTH: number;
-    readonly LINK_STATUS: number;
-    readonly LOW_FLOAT: number;
-    readonly LOW_INT: number;
-    readonly LUMINANCE: number;
-    readonly LUMINANCE_ALPHA: number;
-    readonly MAX_COMBINED_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_CUBE_MAP_TEXTURE_SIZE: number;
-    readonly MAX_FRAGMENT_UNIFORM_VECTORS: number;
-    readonly MAX_RENDERBUFFER_SIZE: number;
-    readonly MAX_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_TEXTURE_SIZE: number;
-    readonly MAX_VARYING_VECTORS: number;
-    readonly MAX_VERTEX_ATTRIBS: number;
-    readonly MAX_VERTEX_TEXTURE_IMAGE_UNITS: number;
-    readonly MAX_VERTEX_UNIFORM_VECTORS: number;
-    readonly MAX_VIEWPORT_DIMS: number;
-    readonly MEDIUM_FLOAT: number;
-    readonly MEDIUM_INT: number;
-    readonly MIRRORED_REPEAT: number;
-    readonly NEAREST: number;
-    readonly NEAREST_MIPMAP_LINEAR: number;
-    readonly NEAREST_MIPMAP_NEAREST: number;
-    readonly NEVER: number;
-    readonly NICEST: number;
-    readonly NONE: number;
-    readonly NOTEQUAL: number;
-    readonly NO_ERROR: number;
-    readonly ONE: number;
-    readonly ONE_MINUS_CONSTANT_ALPHA: number;
-    readonly ONE_MINUS_CONSTANT_COLOR: number;
-    readonly ONE_MINUS_DST_ALPHA: number;
-    readonly ONE_MINUS_DST_COLOR: number;
-    readonly ONE_MINUS_SRC_ALPHA: number;
-    readonly ONE_MINUS_SRC_COLOR: number;
-    readonly OUT_OF_MEMORY: number;
-    readonly PACK_ALIGNMENT: number;
-    readonly POINTS: number;
-    readonly POLYGON_OFFSET_FACTOR: number;
-    readonly POLYGON_OFFSET_FILL: number;
-    readonly POLYGON_OFFSET_UNITS: number;
-    readonly RED_BITS: number;
-    readonly RENDERBUFFER: number;
-    readonly RENDERBUFFER_ALPHA_SIZE: number;
-    readonly RENDERBUFFER_BINDING: number;
-    readonly RENDERBUFFER_BLUE_SIZE: number;
-    readonly RENDERBUFFER_DEPTH_SIZE: number;
-    readonly RENDERBUFFER_GREEN_SIZE: number;
-    readonly RENDERBUFFER_HEIGHT: number;
-    readonly RENDERBUFFER_INTERNAL_FORMAT: number;
-    readonly RENDERBUFFER_RED_SIZE: number;
-    readonly RENDERBUFFER_STENCIL_SIZE: number;
-    readonly RENDERBUFFER_WIDTH: number;
-    readonly RENDERER: number;
-    readonly REPEAT: number;
-    readonly REPLACE: number;
-    readonly RGB: number;
-    readonly RGB565: number;
-    readonly RGB5_A1: number;
-    readonly RGBA: number;
-    readonly RGBA4: number;
-    readonly SAMPLER_2D: number;
-    readonly SAMPLER_CUBE: number;
-    readonly SAMPLES: number;
-    readonly SAMPLE_ALPHA_TO_COVERAGE: number;
-    readonly SAMPLE_BUFFERS: number;
-    readonly SAMPLE_COVERAGE: number;
-    readonly SAMPLE_COVERAGE_INVERT: number;
-    readonly SAMPLE_COVERAGE_VALUE: number;
-    readonly SCISSOR_BOX: number;
-    readonly SCISSOR_TEST: number;
-    readonly SHADER_TYPE: number;
-    readonly SHADING_LANGUAGE_VERSION: number;
-    readonly SHORT: number;
-    readonly SRC_ALPHA: number;
-    readonly SRC_ALPHA_SATURATE: number;
-    readonly SRC_COLOR: number;
-    readonly STATIC_DRAW: number;
-    readonly STENCIL_ATTACHMENT: number;
-    readonly STENCIL_BACK_FAIL: number;
-    readonly STENCIL_BACK_FUNC: number;
-    readonly STENCIL_BACK_PASS_DEPTH_FAIL: number;
-    readonly STENCIL_BACK_PASS_DEPTH_PASS: number;
-    readonly STENCIL_BACK_REF: number;
-    readonly STENCIL_BACK_VALUE_MASK: number;
-    readonly STENCIL_BACK_WRITEMASK: number;
-    readonly STENCIL_BITS: number;
-    readonly STENCIL_BUFFER_BIT: number;
-    readonly STENCIL_CLEAR_VALUE: number;
-    readonly STENCIL_FAIL: number;
-    readonly STENCIL_FUNC: number;
-    readonly STENCIL_INDEX: number;
-    readonly STENCIL_INDEX8: number;
-    readonly STENCIL_PASS_DEPTH_FAIL: number;
-    readonly STENCIL_PASS_DEPTH_PASS: number;
-    readonly STENCIL_REF: number;
-    readonly STENCIL_TEST: number;
-    readonly STENCIL_VALUE_MASK: number;
-    readonly STENCIL_WRITEMASK: number;
-    readonly STREAM_DRAW: number;
-    readonly SUBPIXEL_BITS: number;
-    readonly TEXTURE: number;
-    readonly TEXTURE0: number;
-    readonly TEXTURE1: number;
-    readonly TEXTURE10: number;
-    readonly TEXTURE11: number;
-    readonly TEXTURE12: number;
-    readonly TEXTURE13: number;
-    readonly TEXTURE14: number;
-    readonly TEXTURE15: number;
-    readonly TEXTURE16: number;
-    readonly TEXTURE17: number;
-    readonly TEXTURE18: number;
-    readonly TEXTURE19: number;
-    readonly TEXTURE2: number;
-    readonly TEXTURE20: number;
-    readonly TEXTURE21: number;
-    readonly TEXTURE22: number;
-    readonly TEXTURE23: number;
-    readonly TEXTURE24: number;
-    readonly TEXTURE25: number;
-    readonly TEXTURE26: number;
-    readonly TEXTURE27: number;
-    readonly TEXTURE28: number;
-    readonly TEXTURE29: number;
-    readonly TEXTURE3: number;
-    readonly TEXTURE30: number;
-    readonly TEXTURE31: number;
-    readonly TEXTURE4: number;
-    readonly TEXTURE5: number;
-    readonly TEXTURE6: number;
-    readonly TEXTURE7: number;
-    readonly TEXTURE8: number;
-    readonly TEXTURE9: number;
-    readonly TEXTURE_2D: number;
-    readonly TEXTURE_BINDING_2D: number;
-    readonly TEXTURE_BINDING_CUBE_MAP: number;
-    readonly TEXTURE_CUBE_MAP: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number;
-    readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_X: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number;
-    readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number;
-    readonly TEXTURE_MAG_FILTER: number;
-    readonly TEXTURE_MIN_FILTER: number;
-    readonly TEXTURE_WRAP_S: number;
-    readonly TEXTURE_WRAP_T: number;
-    readonly TRIANGLES: number;
-    readonly TRIANGLE_FAN: number;
-    readonly TRIANGLE_STRIP: number;
-    readonly UNPACK_ALIGNMENT: number;
-    readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number;
-    readonly UNPACK_FLIP_Y_WEBGL: number;
-    readonly UNPACK_PREMULTIPLY_ALPHA_WEBGL: number;
-    readonly UNSIGNED_BYTE: number;
-    readonly UNSIGNED_INT: number;
-    readonly UNSIGNED_SHORT: number;
-    readonly UNSIGNED_SHORT_4_4_4_4: number;
-    readonly UNSIGNED_SHORT_5_5_5_1: number;
-    readonly UNSIGNED_SHORT_5_6_5: number;
-    readonly VALIDATE_STATUS: number;
-    readonly VENDOR: number;
-    readonly VERSION: number;
-    readonly VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: number;
-    readonly VERTEX_ATTRIB_ARRAY_ENABLED: number;
-    readonly VERTEX_ATTRIB_ARRAY_NORMALIZED: number;
-    readonly VERTEX_ATTRIB_ARRAY_POINTER: number;
-    readonly VERTEX_ATTRIB_ARRAY_SIZE: number;
-    readonly VERTEX_ATTRIB_ARRAY_STRIDE: number;
-    readonly VERTEX_ATTRIB_ARRAY_TYPE: number;
-    readonly VERTEX_SHADER: number;
-    readonly VIEWPORT: number;
-    readonly ZERO: number;
-};
-
 interface WebGLShader extends WebGLObject {
 }
 
@@ -16057,9 +16061,9 @@ declare var WebGLShader: {
 };
 
 interface WebGLShaderPrecisionFormat {
-    readonly precision: number;
-    readonly rangeMax: number;
-    readonly rangeMin: number;
+    readonly precision: GLint;
+    readonly rangeMax: GLint;
+    readonly rangeMin: GLint;
 }
 
 declare var WebGLShaderPrecisionFormat: {
@@ -17559,6 +17563,19 @@ type AlgorithmIdentifier = string | Algorithm;
 type HashAlgorithmIdentifier = AlgorithmIdentifier;
 type BigInteger = Uint8Array;
 type NamedCurve = string;
+type GLenum = number;
+type GLboolean = boolean;
+type GLbitfield = number;
+type GLint = number;
+type GLsizei = number;
+type GLintptr = number;
+type GLsizeiptr = number;
+type GLuint = number;
+type GLfloat = number;
+type GLclampf = number;
+type TexImageSource = ImageBitmap | ImageData | HTMLImageElement | HTMLCanvasElement | HTMLVideoElement;
+type Float32List = Float32Array | GLfloat[];
+type Int32List = Int32Array | GLint[];
 type BufferSource = ArrayBufferView | ArrayBuffer;
 type DOMTimeStamp = number;
 type LineAndPositionSetting = number | AutoKeyword;
@@ -17695,5 +17712,6 @@ type Transport = "usb" | "nfc" | "ble";
 type VRDisplayEventReason = "mounted" | "navigation" | "requested" | "unmounted";
 type VideoFacingModeEnum = "user" | "environment" | "left" | "right";
 type VisibilityState = "hidden" | "visible" | "prerender";
+type WebGLPowerPreference = "default" | "low-power" | "high-performance";
 type WorkerType = "classic" | "module";
 type XMLHttpRequestResponseType = "" | "arraybuffer" | "blob" | "document" | "json" | "text";