WebGLRenderingContext

Provides an interface to the OpenGL ES 2.0 graphics rendering context for the drawing surface of an HTML

interface WebGLRenderingContext {
    makeXRCompatible(): Promise<void>;
    canvas: HTMLCanvasElement | OffscreenCanvas;
    drawingBufferColorSpace: PredefinedColorSpace;
    drawingBufferHeight: number;
    drawingBufferWidth: number;
    unpackColorSpace: PredefinedColorSpace;
    activeTexture(texture: number): void;
    attachShader(program: WebGLProgram, shader: WebGLShader): void;
    bindAttribLocation(
        program: WebGLProgram,
        index: number,
        name: string,
    ): void;
    bindBuffer(target: number, buffer: null | WebGLBuffer): void;
    bindFramebuffer(target: number, framebuffer: null | WebGLFramebuffer): void;
    bindRenderbuffer(
        target: number,
        renderbuffer: null | WebGLRenderbuffer,
    ): void;
    bindTexture(target: number, texture: null | 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;
    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;
    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): null | WebGLShader;
    createTexture(): WebGLTexture;
    cullFace(mode: number): void;
    deleteBuffer(buffer: null | WebGLBuffer): void;
    deleteFramebuffer(framebuffer: null | WebGLFramebuffer): void;
    deleteProgram(program: null | WebGLProgram): void;
    deleteRenderbuffer(renderbuffer: null | WebGLRenderbuffer): void;
    deleteShader(shader: null | WebGLShader): void;
    deleteTexture(texture: null | 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: null | WebGLRenderbuffer,
    ): void;
    framebufferTexture2D(
        target: number,
        attachment: number,
        textarget: number,
        texture: null | WebGLTexture,
        level: number,
    ): void;
    frontFace(mode: number): void;
    generateMipmap(target: number): void;
    getActiveAttrib(
        program: WebGLProgram,
        index: number,
    ): null | WebGLActiveInfo;
    getActiveUniform(
        program: WebGLProgram,
        index: number,
    ): null | WebGLActiveInfo;
    getAttachedShaders(program: WebGLProgram): null | WebGLShader[];
    getAttribLocation(program: WebGLProgram, name: string): number;
    getBufferParameter(target: number, pname: number): any;
    getContextAttributes(): null | WebGLContextAttributes;
    getError(): number;
    getExtension(
        extensionName: "ANGLE_instanced_arrays",
    ): null | ANGLE_instanced_arrays;
    getExtension(extensionName: "EXT_blend_minmax"): null | EXT_blend_minmax;
    getExtension(
        extensionName: "EXT_color_buffer_float",
    ): null | EXT_color_buffer_float;
    getExtension(
        extensionName: "EXT_color_buffer_half_float",
    ): null | EXT_color_buffer_half_float;
    getExtension(extensionName: "EXT_float_blend"): null | EXT_float_blend;
    getExtension(extensionName: "EXT_frag_depth"): null | EXT_frag_depth;
    getExtension(extensionName: "EXT_sRGB"): null | EXT_sRGB;
    getExtension(
        extensionName: "EXT_shader_texture_lod",
    ): null | EXT_shader_texture_lod;
    getExtension(
        extensionName: "EXT_texture_compression_bptc",
    ): null | EXT_texture_compression_bptc;
    getExtension(
        extensionName: "EXT_texture_compression_rgtc",
    ): null | EXT_texture_compression_rgtc;
    getExtension(
        extensionName: "EXT_texture_filter_anisotropic",
    ): null | EXT_texture_filter_anisotropic;
    getExtension(
        extensionName: "KHR_parallel_shader_compile",
    ): null | KHR_parallel_shader_compile;
    getExtension(
        extensionName: "OES_element_index_uint",
    ): null | OES_element_index_uint;
    getExtension(
        extensionName: "OES_fbo_render_mipmap",
    ): null | OES_fbo_render_mipmap;
    getExtension(
        extensionName: "OES_standard_derivatives",
    ): null | OES_standard_derivatives;
    getExtension(extensionName: "OES_texture_float"): null | OES_texture_float;
    getExtension(
        extensionName: "OES_texture_float_linear",
    ): null | OES_texture_float_linear;
    getExtension(
        extensionName: "OES_texture_half_float",
    ): null | OES_texture_half_float;
    getExtension(
        extensionName: "OES_texture_half_float_linear",
    ): null | OES_texture_half_float_linear;
    getExtension(
        extensionName: "OES_vertex_array_object",
    ): null | OES_vertex_array_object;
    getExtension(extensionName: "OVR_multiview2"): null | OVR_multiview2;
    getExtension(
        extensionName: "WEBGL_color_buffer_float",
    ): null | WEBGL_color_buffer_float;
    getExtension(
        extensionName: "WEBGL_compressed_texture_astc",
    ): null | WEBGL_compressed_texture_astc;
    getExtension(
        extensionName: "WEBGL_compressed_texture_etc",
    ): null | WEBGL_compressed_texture_etc;
    getExtension(
        extensionName: "WEBGL_compressed_texture_etc1",
    ): null | WEBGL_compressed_texture_etc1;
    getExtension(
        extensionName: "WEBGL_compressed_texture_pvrtc",
    ): null | WEBGL_compressed_texture_pvrtc;
    getExtension(
        extensionName: "WEBGL_compressed_texture_s3tc",
    ): null | WEBGL_compressed_texture_s3tc;
    getExtension(
        extensionName: "WEBGL_compressed_texture_s3tc_srgb",
    ): null | WEBGL_compressed_texture_s3tc_srgb;
    getExtension(
        extensionName: "WEBGL_debug_renderer_info",
    ): null | WEBGL_debug_renderer_info;
    getExtension(
        extensionName: "WEBGL_debug_shaders",
    ): null | WEBGL_debug_shaders;
    getExtension(
        extensionName: "WEBGL_depth_texture",
    ): null | WEBGL_depth_texture;
    getExtension(
        extensionName: "WEBGL_draw_buffers",
    ): null | WEBGL_draw_buffers;
    getExtension(
        extensionName: "WEBGL_lose_context",
    ): null | WEBGL_lose_context;
    getExtension(extensionName: "WEBGL_multi_draw"): null | WEBGL_multi_draw;
    getExtension(name: string): any;
    getExtension(extensionName: "OCULUS_multiview"): null | OCULUS_multiview;
    getFramebufferAttachmentParameter(
        target: number,
        attachment: number,
        pname: number,
    ): any;
    getParameter(pname: number): any;
    getProgramInfoLog(program: WebGLProgram): null | string;
    getProgramParameter(program: WebGLProgram, pname: number): any;
    getRenderbufferParameter(target: number, pname: number): any;
    getShaderInfoLog(shader: WebGLShader): null | string;
    getShaderParameter(shader: WebGLShader, pname: number): any;
    getShaderPrecisionFormat(
        shadertype: number,
        precisiontype: number,
    ): null | WebGLShaderPrecisionFormat;
    getShaderSource(shader: WebGLShader): null | string;
    getSupportedExtensions(): null | string[];
    getTexParameter(target: number, pname: number): any;
    getUniform(program: WebGLProgram, location: WebGLUniformLocation): any;
    getUniformLocation(
        program: WebGLProgram,
        name: string,
    ): null | WebGLUniformLocation;
    getVertexAttrib(index: number, pname: number): any;
    getVertexAttribOffset(index: number, pname: number): number;
    hint(target: number, mode: number): void;
    isBuffer(buffer: null | WebGLBuffer): boolean;
    isContextLost(): boolean;
    isEnabled(cap: number): boolean;
    isFramebuffer(framebuffer: null | WebGLFramebuffer): boolean;
    isProgram(program: null | WebGLProgram): boolean;
    isRenderbuffer(renderbuffer: null | WebGLRenderbuffer): boolean;
    isShader(shader: null | WebGLShader): boolean;
    isTexture(texture: null | WebGLTexture): boolean;
    lineWidth(width: number): void;
    linkProgram(program: WebGLProgram): void;
    pixelStorei(pname: number, param: number | boolean): void;
    polygonOffset(factor: number, units: number): 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;
    texParameterf(target: number, pname: number, param: number): void;
    texParameteri(target: number, pname: number, param: number): void;
    uniform1f(location: null | WebGLUniformLocation, x: number): void;
    uniform1i(location: null | WebGLUniformLocation, x: number): void;
    uniform2f(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
    ): void;
    uniform2i(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
    ): void;
    uniform3f(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
        z: number,
    ): void;
    uniform3i(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
        z: number,
    ): void;
    uniform4f(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
        z: number,
        w: number,
    ): void;
    uniform4i(
        location: null | WebGLUniformLocation,
        x: number,
        y: number,
        z: number,
        w: number,
    ): void;
    useProgram(program: null | WebGLProgram): void;
    validateProgram(program: WebGLProgram): void;
    vertexAttrib1f(index: number, x: number): void;
    vertexAttrib1fv(index: number, values: Float32List): void;
    vertexAttrib1fv(index: number, values: Iterable<number>): void;
    vertexAttrib2f(index: number, x: number, y: number): void;
    vertexAttrib2fv(index: number, values: Float32List): void;
    vertexAttrib2fv(index: number, values: Iterable<number>): void;
    vertexAttrib3f(index: number, x: number, y: number, z: number): void;
    vertexAttrib3fv(index: number, values: Float32List): void;
    vertexAttrib3fv(index: number, values: Iterable<number>): void;
    vertexAttrib4f(
        index: number,
        x: number,
        y: number,
        z: number,
        w: number,
    ): void;
    vertexAttrib4fv(index: number, values: Float32List): void;
    vertexAttrib4fv(index: number, values: Iterable<number>): void;
    vertexAttribPointer(
        index: number,
        size: number,
        type: number,
        normalized: boolean,
        stride: number,
        offset: number,
    ): void;
    viewport(x: number, y: number, width: number, height: number): void;
    DEPTH_BUFFER_BIT: 256;
    STENCIL_BUFFER_BIT: 1024;
    COLOR_BUFFER_BIT: 16384;
    POINTS: 0;
    LINES: 1;
    LINE_LOOP: 2;
    LINE_STRIP: 3;
    TRIANGLES: 4;
    TRIANGLE_STRIP: 5;
    TRIANGLE_FAN: 6;
    ZERO: 0;
    ONE: 1;
    SRC_COLOR: 768;
    ONE_MINUS_SRC_COLOR: 769;
    SRC_ALPHA: 770;
    ONE_MINUS_SRC_ALPHA: 771;
    DST_ALPHA: 772;
    ONE_MINUS_DST_ALPHA: 773;
    DST_COLOR: 774;
    ONE_MINUS_DST_COLOR: 775;
    SRC_ALPHA_SATURATE: 776;
    FUNC_ADD: 32774;
    BLEND_EQUATION: 32777;
    BLEND_EQUATION_RGB: 32777;
    BLEND_EQUATION_ALPHA: 34877;
    FUNC_SUBTRACT: 32778;
    FUNC_REVERSE_SUBTRACT: 32779;
    BLEND_DST_RGB: 32968;
    BLEND_SRC_RGB: 32969;
    BLEND_DST_ALPHA: 32970;
    BLEND_SRC_ALPHA: 32971;
    CONSTANT_COLOR: 32769;
    ONE_MINUS_CONSTANT_COLOR: 32770;
    CONSTANT_ALPHA: 32771;
    ONE_MINUS_CONSTANT_ALPHA: 32772;
    BLEND_COLOR: 32773;
    ARRAY_BUFFER: 34962;
    ELEMENT_ARRAY_BUFFER: 34963;
    ARRAY_BUFFER_BINDING: 34964;
    ELEMENT_ARRAY_BUFFER_BINDING: 34965;
    STREAM_DRAW: 35040;
    STATIC_DRAW: 35044;
    DYNAMIC_DRAW: 35048;
    BUFFER_SIZE: 34660;
    BUFFER_USAGE: 34661;
    CURRENT_VERTEX_ATTRIB: 34342;
    FRONT: 1028;
    BACK: 1029;
    FRONT_AND_BACK: 1032;
    CULL_FACE: 2884;
    BLEND: 3042;
    DITHER: 3024;
    STENCIL_TEST: 2960;
    DEPTH_TEST: 2929;
    SCISSOR_TEST: 3089;
    POLYGON_OFFSET_FILL: 32823;
    SAMPLE_ALPHA_TO_COVERAGE: 32926;
    SAMPLE_COVERAGE: 32928;
    NO_ERROR: 0;
    INVALID_ENUM: 1280;
    INVALID_VALUE: 1281;
    INVALID_OPERATION: 1282;
    OUT_OF_MEMORY: 1285;
    CW: 2304;
    CCW: 2305;
    LINE_WIDTH: 2849;
    ALIASED_POINT_SIZE_RANGE: 33901;
    ALIASED_LINE_WIDTH_RANGE: 33902;
    CULL_FACE_MODE: 2885;
    FRONT_FACE: 2886;
    DEPTH_RANGE: 2928;
    DEPTH_WRITEMASK: 2930;
    DEPTH_CLEAR_VALUE: 2931;
    DEPTH_FUNC: 2932;
    STENCIL_CLEAR_VALUE: 2961;
    STENCIL_FUNC: 2962;
    STENCIL_FAIL: 2964;
    STENCIL_PASS_DEPTH_FAIL: 2965;
    STENCIL_PASS_DEPTH_PASS: 2966;
    STENCIL_REF: 2967;
    STENCIL_VALUE_MASK: 2963;
    STENCIL_WRITEMASK: 2968;
    STENCIL_BACK_FUNC: 34816;
    STENCIL_BACK_FAIL: 34817;
    STENCIL_BACK_PASS_DEPTH_FAIL: 34818;
    STENCIL_BACK_PASS_DEPTH_PASS: 34819;
    STENCIL_BACK_REF: 36003;
    STENCIL_BACK_VALUE_MASK: 36004;
    STENCIL_BACK_WRITEMASK: 36005;
    VIEWPORT: 2978;
    SCISSOR_BOX: 3088;
    COLOR_CLEAR_VALUE: 3106;
    COLOR_WRITEMASK: 3107;
    UNPACK_ALIGNMENT: 3317;
    PACK_ALIGNMENT: 3333;
    MAX_TEXTURE_SIZE: 3379;
    MAX_VIEWPORT_DIMS: 3386;
    SUBPIXEL_BITS: 3408;
    RED_BITS: 3410;
    GREEN_BITS: 3411;
    BLUE_BITS: 3412;
    ALPHA_BITS: 3413;
    DEPTH_BITS: 3414;
    STENCIL_BITS: 3415;
    POLYGON_OFFSET_UNITS: 10752;
    POLYGON_OFFSET_FACTOR: 32824;
    TEXTURE_BINDING_2D: 32873;
    SAMPLE_BUFFERS: 32936;
    SAMPLES: 32937;
    SAMPLE_COVERAGE_VALUE: 32938;
    SAMPLE_COVERAGE_INVERT: 32939;
    COMPRESSED_TEXTURE_FORMATS: 34467;
    DONT_CARE: 4352;
    FASTEST: 4353;
    NICEST: 4354;
    GENERATE_MIPMAP_HINT: 33170;
    BYTE: 5120;
    UNSIGNED_BYTE: 5121;
    SHORT: 5122;
    UNSIGNED_SHORT: 5123;
    INT: 5124;
    UNSIGNED_INT: 5125;
    FLOAT: 5126;
    DEPTH_COMPONENT: 6402;
    ALPHA: 6406;
    RGB: 6407;
    RGBA: 6408;
    LUMINANCE: 6409;
    LUMINANCE_ALPHA: 6410;
    UNSIGNED_SHORT_4_4_4_4: 32819;
    UNSIGNED_SHORT_5_5_5_1: 32820;
    UNSIGNED_SHORT_5_6_5: 33635;
    FRAGMENT_SHADER: 35632;
    VERTEX_SHADER: 35633;
    MAX_VERTEX_ATTRIBS: 34921;
    MAX_VERTEX_UNIFORM_VECTORS: 36347;
    MAX_VARYING_VECTORS: 36348;
    MAX_COMBINED_TEXTURE_IMAGE_UNITS: 35661;
    MAX_VERTEX_TEXTURE_IMAGE_UNITS: 35660;
    MAX_TEXTURE_IMAGE_UNITS: 34930;
    MAX_FRAGMENT_UNIFORM_VECTORS: 36349;
    SHADER_TYPE: 35663;
    DELETE_STATUS: 35712;
    LINK_STATUS: 35714;
    VALIDATE_STATUS: 35715;
    ATTACHED_SHADERS: 35717;
    ACTIVE_UNIFORMS: 35718;
    ACTIVE_ATTRIBUTES: 35721;
    SHADING_LANGUAGE_VERSION: 35724;
    CURRENT_PROGRAM: 35725;
    NEVER: 512;
    LESS: 513;
    EQUAL: 514;
    LEQUAL: 515;
    GREATER: 516;
    NOTEQUAL: 517;
    GEQUAL: 518;
    ALWAYS: 519;
    KEEP: 7680;
    REPLACE: 7681;
    INCR: 7682;
    DECR: 7683;
    INVERT: 5386;
    INCR_WRAP: 34055;
    DECR_WRAP: 34056;
    VENDOR: 7936;
    RENDERER: 7937;
    VERSION: 7938;
    NEAREST: 9728;
    LINEAR: 9729;
    NEAREST_MIPMAP_NEAREST: 9984;
    LINEAR_MIPMAP_NEAREST: 9985;
    NEAREST_MIPMAP_LINEAR: 9986;
    LINEAR_MIPMAP_LINEAR: 9987;
    TEXTURE_MAG_FILTER: 10240;
    TEXTURE_MIN_FILTER: 10241;
    TEXTURE_WRAP_S: 10242;
    TEXTURE_WRAP_T: 10243;
    TEXTURE_2D: 3553;
    TEXTURE: 5890;
    TEXTURE_CUBE_MAP: 34067;
    TEXTURE_BINDING_CUBE_MAP: 34068;
    TEXTURE_CUBE_MAP_POSITIVE_X: 34069;
    TEXTURE_CUBE_MAP_NEGATIVE_X: 34070;
    TEXTURE_CUBE_MAP_POSITIVE_Y: 34071;
    TEXTURE_CUBE_MAP_NEGATIVE_Y: 34072;
    TEXTURE_CUBE_MAP_POSITIVE_Z: 34073;
    TEXTURE_CUBE_MAP_NEGATIVE_Z: 34074;
    MAX_CUBE_MAP_TEXTURE_SIZE: 34076;
    TEXTURE0: 33984;
    TEXTURE1: 33985;
    TEXTURE2: 33986;
    TEXTURE3: 33987;
    TEXTURE4: 33988;
    TEXTURE5: 33989;
    TEXTURE6: 33990;
    TEXTURE7: 33991;
    TEXTURE8: 33992;
    TEXTURE9: 33993;
    TEXTURE10: 33994;
    TEXTURE11: 33995;
    TEXTURE12: 33996;
    TEXTURE13: 33997;
    TEXTURE14: 33998;
    TEXTURE15: 33999;
    TEXTURE16: 34000;
    TEXTURE17: 34001;
    TEXTURE18: 34002;
    TEXTURE19: 34003;
    TEXTURE20: 34004;
    TEXTURE21: 34005;
    TEXTURE22: 34006;
    TEXTURE23: 34007;
    TEXTURE24: 34008;
    TEXTURE25: 34009;
    TEXTURE26: 34010;
    TEXTURE27: 34011;
    TEXTURE28: 34012;
    TEXTURE29: 34013;
    TEXTURE30: 34014;
    TEXTURE31: 34015;
    ACTIVE_TEXTURE: 34016;
    REPEAT: 10497;
    CLAMP_TO_EDGE: 33071;
    MIRRORED_REPEAT: 33648;
    FLOAT_VEC2: 35664;
    FLOAT_VEC3: 35665;
    FLOAT_VEC4: 35666;
    INT_VEC2: 35667;
    INT_VEC3: 35668;
    INT_VEC4: 35669;
    BOOL: 35670;
    BOOL_VEC2: 35671;
    BOOL_VEC3: 35672;
    BOOL_VEC4: 35673;
    FLOAT_MAT2: 35674;
    FLOAT_MAT3: 35675;
    FLOAT_MAT4: 35676;
    SAMPLER_2D: 35678;
    SAMPLER_CUBE: 35680;
    VERTEX_ATTRIB_ARRAY_ENABLED: 34338;
    VERTEX_ATTRIB_ARRAY_SIZE: 34339;
    VERTEX_ATTRIB_ARRAY_STRIDE: 34340;
    VERTEX_ATTRIB_ARRAY_TYPE: 34341;
    VERTEX_ATTRIB_ARRAY_NORMALIZED: 34922;
    VERTEX_ATTRIB_ARRAY_POINTER: 34373;
    VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: 34975;
    IMPLEMENTATION_COLOR_READ_TYPE: 35738;
    IMPLEMENTATION_COLOR_READ_FORMAT: 35739;
    COMPILE_STATUS: 35713;
    LOW_FLOAT: 36336;
    MEDIUM_FLOAT: 36337;
    HIGH_FLOAT: 36338;
    LOW_INT: 36339;
    MEDIUM_INT: 36340;
    HIGH_INT: 36341;
    FRAMEBUFFER: 36160;
    RENDERBUFFER: 36161;
    RGBA4: 32854;
    RGB5_A1: 32855;
    RGBA8: 32856;
    RGB565: 36194;
    DEPTH_COMPONENT16: 33189;
    STENCIL_INDEX8: 36168;
    DEPTH_STENCIL: 34041;
    RENDERBUFFER_WIDTH: 36162;
    RENDERBUFFER_HEIGHT: 36163;
    RENDERBUFFER_INTERNAL_FORMAT: 36164;
    RENDERBUFFER_RED_SIZE: 36176;
    RENDERBUFFER_GREEN_SIZE: 36177;
    RENDERBUFFER_BLUE_SIZE: 36178;
    RENDERBUFFER_ALPHA_SIZE: 36179;
    RENDERBUFFER_DEPTH_SIZE: 36180;
    RENDERBUFFER_STENCIL_SIZE: 36181;
    FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: 36048;
    FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: 36049;
    FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: 36050;
    FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: 36051;
    COLOR_ATTACHMENT0: 36064;
    DEPTH_ATTACHMENT: 36096;
    STENCIL_ATTACHMENT: 36128;
    DEPTH_STENCIL_ATTACHMENT: 33306;
    NONE: 0;
    FRAMEBUFFER_COMPLETE: 36053;
    FRAMEBUFFER_INCOMPLETE_ATTACHMENT: 36054;
    FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: 36055;
    FRAMEBUFFER_INCOMPLETE_DIMENSIONS: 36057;
    FRAMEBUFFER_UNSUPPORTED: 36061;
    FRAMEBUFFER_BINDING: 36006;
    RENDERBUFFER_BINDING: 36007;
    MAX_RENDERBUFFER_SIZE: 34024;
    INVALID_FRAMEBUFFER_OPERATION: 1286;
    UNPACK_FLIP_Y_WEBGL: 37440;
    UNPACK_PREMULTIPLY_ALPHA_WEBGL: 37441;
    CONTEXT_LOST_WEBGL: 37442;
    UNPACK_COLORSPACE_CONVERSION_WEBGL: 37443;
    BROWSER_DEFAULT_WEBGL: 37444;
    bufferData(target: number, size: number, usage: number): void;
    bufferData(
        target: number,
        data: null | AllowSharedBufferSource,
        usage: number,
    ): void;
    bufferSubData(
        target: number,
        offset: number,
        data: AllowSharedBufferSource,
    ): 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;
    readPixels(
        x: number,
        y: number,
        width: number,
        height: number,
        format: number,
        type: number,
        pixels: null | ArrayBufferView<ArrayBufferLike>,
    ): void;
    texImage2D(
        target: number,
        level: number,
        internalformat: number,
        width: number,
        height: number,
        border: number,
        format: number,
        type: number,
        pixels: null | ArrayBufferView<ArrayBufferLike>,
    ): void;
    texImage2D(
        target: number,
        level: number,
        internalformat: number,
        format: number,
        type: number,
        source: TexImageSource,
    ): void;
    texSubImage2D(
        target: number,
        level: number,
        xoffset: number,
        yoffset: number,
        width: number,
        height: number,
        format: number,
        type: number,
        pixels: null | ArrayBufferView<ArrayBufferLike>,
    ): void;
    texSubImage2D(
        target: number,
        level: number,
        xoffset: number,
        yoffset: number,
        format: number,
        type: number,
        source: TexImageSource,
    ): void;
    uniform1fv(location: null | WebGLUniformLocation, v: Float32List): void;
    uniform1fv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform1iv(location: null | WebGLUniformLocation, v: Int32List): void;
    uniform1iv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform2fv(location: null | WebGLUniformLocation, v: Float32List): void;
    uniform2fv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform2iv(location: null | WebGLUniformLocation, v: Int32List): void;
    uniform2iv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform3fv(location: null | WebGLUniformLocation, v: Float32List): void;
    uniform3fv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform3iv(location: null | WebGLUniformLocation, v: Int32List): void;
    uniform3iv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform4fv(location: null | WebGLUniformLocation, v: Float32List): void;
    uniform4fv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniform4iv(location: null | WebGLUniformLocation, v: Int32List): void;
    uniform4iv(
        location: null | WebGLUniformLocation,
        v: Iterable<number>,
    ): void;
    uniformMatrix2fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Float32List,
    ): void;
    uniformMatrix2fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Iterable<number>,
    ): void;
    uniformMatrix3fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Float32List,
    ): void;
    uniformMatrix3fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Iterable<number>,
    ): void;
    uniformMatrix4fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Float32List,
    ): void;
    uniformMatrix4fv(
        location: null | WebGLUniformLocation,
        transpose: boolean,
        value: Iterable<number>,
    ): void;
}

Hierarchy

WebGLRenderingContextBase
WebGLRenderingContextOverloads
- WebGLRenderingContext

Index

Properties

Methods

Properties

`Readonly`canvas

canvas: HTMLCanvasElement | OffscreenCanvas

MDN Reference

drawingBufferColorSpace

drawingBufferColorSpace: PredefinedColorSpace

MDN Reference

`Readonly`drawingBufferHeight

drawingBufferHeight: number

MDN Reference

`Readonly`drawingBufferWidth

drawingBufferWidth: number

MDN Reference

unpackColorSpace

unpackColorSpace: PredefinedColorSpace

MDN Reference

`Readonly`DEPTH_BUFFER_BIT

DEPTH_BUFFER_BIT: 256

`Readonly`STENCIL_BUFFER_BIT

STENCIL_BUFFER_BIT: 1024

`Readonly`COLOR_BUFFER_BIT

COLOR_BUFFER_BIT: 16384

`Readonly`POINTS

POINTS: 0

`Readonly`LINES

LINES: 1

`Readonly`LINE_LOOP

LINE_LOOP: 2

`Readonly`LINE_STRIP

LINE_STRIP: 3

`Readonly`TRIANGLES

TRIANGLES: 4

`Readonly`TRIANGLE_STRIP

TRIANGLE_STRIP: 5

`Readonly`TRIANGLE_FAN

TRIANGLE_FAN: 6

`Readonly`ZERO

ZERO: 0

`Readonly`ONE

ONE: 1

`Readonly`SRC_COLOR

SRC_COLOR: 768

`Readonly`ONE_MINUS_SRC_COLOR

ONE_MINUS_SRC_COLOR: 769

`Readonly`SRC_ALPHA

SRC_ALPHA: 770

`Readonly`ONE_MINUS_SRC_ALPHA

ONE_MINUS_SRC_ALPHA: 771

`Readonly`DST_ALPHA

DST_ALPHA: 772

`Readonly`ONE_MINUS_DST_ALPHA

ONE_MINUS_DST_ALPHA: 773

`Readonly`DST_COLOR

DST_COLOR: 774

`Readonly`ONE_MINUS_DST_COLOR

ONE_MINUS_DST_COLOR: 775

`Readonly`SRC_ALPHA_SATURATE

SRC_ALPHA_SATURATE: 776

`Readonly`FUNC_ADD

FUNC_ADD: 32774

`Readonly`BLEND_EQUATION

BLEND_EQUATION: 32777

`Readonly`BLEND_EQUATION_RGB

BLEND_EQUATION_RGB: 32777

`Readonly`BLEND_EQUATION_ALPHA

BLEND_EQUATION_ALPHA: 34877

`Readonly`FUNC_SUBTRACT

FUNC_SUBTRACT: 32778

`Readonly`FUNC_REVERSE_SUBTRACT

FUNC_REVERSE_SUBTRACT: 32779

`Readonly`BLEND_DST_RGB

BLEND_DST_RGB: 32968

`Readonly`BLEND_SRC_RGB

BLEND_SRC_RGB: 32969

`Readonly`BLEND_DST_ALPHA

BLEND_DST_ALPHA: 32970

`Readonly`BLEND_SRC_ALPHA

BLEND_SRC_ALPHA: 32971

`Readonly`CONSTANT_COLOR

CONSTANT_COLOR: 32769

`Readonly`ONE_MINUS_CONSTANT_COLOR

ONE_MINUS_CONSTANT_COLOR: 32770

`Readonly`CONSTANT_ALPHA

CONSTANT_ALPHA: 32771

`Readonly`ONE_MINUS_CONSTANT_ALPHA

ONE_MINUS_CONSTANT_ALPHA: 32772

`Readonly`BLEND_COLOR

BLEND_COLOR: 32773

`Readonly`ARRAY_BUFFER

ARRAY_BUFFER: 34962

`Readonly`ELEMENT_ARRAY_BUFFER

ELEMENT_ARRAY_BUFFER: 34963

`Readonly`ARRAY_BUFFER_BINDING

ARRAY_BUFFER_BINDING: 34964

`Readonly`ELEMENT_ARRAY_BUFFER_BINDING

ELEMENT_ARRAY_BUFFER_BINDING: 34965

`Readonly`STREAM_DRAW

STREAM_DRAW: 35040

`Readonly`STATIC_DRAW

STATIC_DRAW: 35044

`Readonly`DYNAMIC_DRAW

DYNAMIC_DRAW: 35048

`Readonly`BUFFER_SIZE

BUFFER_SIZE: 34660

`Readonly`BUFFER_USAGE

BUFFER_USAGE: 34661

`Readonly`CURRENT_VERTEX_ATTRIB

CURRENT_VERTEX_ATTRIB: 34342

`Readonly`FRONT

FRONT: 1028

`Readonly`BACK

BACK: 1029

`Readonly`FRONT_AND_BACK

FRONT_AND_BACK: 1032

`Readonly`CULL_FACE

CULL_FACE: 2884

`Readonly`BLEND

BLEND: 3042

`Readonly`DITHER

DITHER: 3024

`Readonly`STENCIL_TEST

STENCIL_TEST: 2960

`Readonly`DEPTH_TEST

DEPTH_TEST: 2929

`Readonly`SCISSOR_TEST

SCISSOR_TEST: 3089

`Readonly`POLYGON_OFFSET_FILL

POLYGON_OFFSET_FILL: 32823

`Readonly`SAMPLE_ALPHA_TO_COVERAGE

SAMPLE_ALPHA_TO_COVERAGE: 32926

`Readonly`SAMPLE_COVERAGE

SAMPLE_COVERAGE: 32928

`Readonly`NO_ERROR

NO_ERROR: 0

`Readonly`INVALID_ENUM

INVALID_ENUM: 1280

`Readonly`INVALID_VALUE

INVALID_VALUE: 1281

`Readonly`INVALID_OPERATION

INVALID_OPERATION: 1282

`Readonly`OUT_OF_MEMORY

OUT_OF_MEMORY: 1285

`Readonly`CW

CW: 2304

`Readonly`CCW

CCW: 2305

`Readonly`LINE_WIDTH

LINE_WIDTH: 2849

`Readonly`ALIASED_POINT_SIZE_RANGE

ALIASED_POINT_SIZE_RANGE: 33901

`Readonly`ALIASED_LINE_WIDTH_RANGE

ALIASED_LINE_WIDTH_RANGE: 33902

`Readonly`CULL_FACE_MODE

CULL_FACE_MODE: 2885

`Readonly`FRONT_FACE

FRONT_FACE: 2886

`Readonly`DEPTH_RANGE

DEPTH_RANGE: 2928

`Readonly`DEPTH_WRITEMASK

DEPTH_WRITEMASK: 2930

`Readonly`DEPTH_CLEAR_VALUE

DEPTH_CLEAR_VALUE: 2931

`Readonly`DEPTH_FUNC

DEPTH_FUNC: 2932

`Readonly`STENCIL_CLEAR_VALUE

STENCIL_CLEAR_VALUE: 2961

`Readonly`STENCIL_FUNC

STENCIL_FUNC: 2962

`Readonly`STENCIL_FAIL

STENCIL_FAIL: 2964

`Readonly`STENCIL_PASS_DEPTH_FAIL

STENCIL_PASS_DEPTH_FAIL: 2965

`Readonly`STENCIL_PASS_DEPTH_PASS

STENCIL_PASS_DEPTH_PASS: 2966

`Readonly`STENCIL_REF

STENCIL_REF: 2967

`Readonly`STENCIL_VALUE_MASK

STENCIL_VALUE_MASK: 2963

`Readonly`STENCIL_WRITEMASK

STENCIL_WRITEMASK: 2968

`Readonly`STENCIL_BACK_FUNC

STENCIL_BACK_FUNC: 34816

`Readonly`STENCIL_BACK_FAIL

STENCIL_BACK_FAIL: 34817

`Readonly`STENCIL_BACK_PASS_DEPTH_FAIL

STENCIL_BACK_PASS_DEPTH_FAIL: 34818

`Readonly`STENCIL_BACK_PASS_DEPTH_PASS

STENCIL_BACK_PASS_DEPTH_PASS: 34819

`Readonly`STENCIL_BACK_REF

STENCIL_BACK_REF: 36003

`Readonly`STENCIL_BACK_VALUE_MASK

STENCIL_BACK_VALUE_MASK: 36004

`Readonly`STENCIL_BACK_WRITEMASK

STENCIL_BACK_WRITEMASK: 36005

`Readonly`VIEWPORT

VIEWPORT: 2978

`Readonly`SCISSOR_BOX

SCISSOR_BOX: 3088

`Readonly`COLOR_CLEAR_VALUE

COLOR_CLEAR_VALUE: 3106

`Readonly`COLOR_WRITEMASK

COLOR_WRITEMASK: 3107

`Readonly`UNPACK_ALIGNMENT

UNPACK_ALIGNMENT: 3317

`Readonly`PACK_ALIGNMENT

PACK_ALIGNMENT: 3333

`Readonly`MAX_TEXTURE_SIZE

MAX_TEXTURE_SIZE: 3379

`Readonly`MAX_VIEWPORT_DIMS

MAX_VIEWPORT_DIMS: 3386

`Readonly`SUBPIXEL_BITS

SUBPIXEL_BITS: 3408

`Readonly`RED_BITS

RED_BITS: 3410

`Readonly`GREEN_BITS

GREEN_BITS: 3411

`Readonly`BLUE_BITS

BLUE_BITS: 3412

`Readonly`ALPHA_BITS

ALPHA_BITS: 3413

`Readonly`DEPTH_BITS

DEPTH_BITS: 3414

`Readonly`STENCIL_BITS

STENCIL_BITS: 3415

`Readonly`POLYGON_OFFSET_UNITS

POLYGON_OFFSET_UNITS: 10752

`Readonly`POLYGON_OFFSET_FACTOR

POLYGON_OFFSET_FACTOR: 32824

`Readonly`TEXTURE_BINDING_2D

TEXTURE_BINDING_2D: 32873

`Readonly`SAMPLE_BUFFERS

SAMPLE_BUFFERS: 32936

`Readonly`SAMPLES

SAMPLES: 32937

`Readonly`SAMPLE_COVERAGE_VALUE

SAMPLE_COVERAGE_VALUE: 32938

`Readonly`SAMPLE_COVERAGE_INVERT

SAMPLE_COVERAGE_INVERT: 32939

`Readonly`COMPRESSED_TEXTURE_FORMATS

COMPRESSED_TEXTURE_FORMATS: 34467

`Readonly`DONT_CARE

DONT_CARE: 4352

`Readonly`FASTEST

FASTEST: 4353

`Readonly`NICEST

NICEST: 4354

`Readonly`GENERATE_MIPMAP_HINT

GENERATE_MIPMAP_HINT: 33170

`Readonly`BYTE

BYTE: 5120

`Readonly`UNSIGNED_BYTE

UNSIGNED_BYTE: 5121

`Readonly`SHORT

SHORT: 5122

`Readonly`UNSIGNED_SHORT

UNSIGNED_SHORT: 5123

`Readonly`INT

INT: 5124

`Readonly`UNSIGNED_INT

UNSIGNED_INT: 5125

`Readonly`FLOAT

FLOAT: 5126

`Readonly`DEPTH_COMPONENT

DEPTH_COMPONENT: 6402

`Readonly`ALPHA

ALPHA: 6406

`Readonly`RGB

RGB: 6407

`Readonly`RGBA

RGBA: 6408

`Readonly`LUMINANCE

LUMINANCE: 6409

`Readonly`LUMINANCE_ALPHA

LUMINANCE_ALPHA: 6410

`Readonly`UNSIGNED_SHORT_4_4_4_4

UNSIGNED_SHORT_4_4_4_4: 32819

`Readonly`UNSIGNED_SHORT_5_5_5_1

UNSIGNED_SHORT_5_5_5_1: 32820

`Readonly`UNSIGNED_SHORT_5_6_5

UNSIGNED_SHORT_5_6_5: 33635

`Readonly`FRAGMENT_SHADER

FRAGMENT_SHADER: 35632

`Readonly`VERTEX_SHADER

VERTEX_SHADER: 35633

`Readonly`MAX_VERTEX_ATTRIBS

MAX_VERTEX_ATTRIBS: 34921

`Readonly`MAX_VERTEX_UNIFORM_VECTORS

MAX_VERTEX_UNIFORM_VECTORS: 36347

`Readonly`MAX_VARYING_VECTORS

MAX_VARYING_VECTORS: 36348

`Readonly`MAX_COMBINED_TEXTURE_IMAGE_UNITS

MAX_COMBINED_TEXTURE_IMAGE_UNITS: 35661

`Readonly`MAX_VERTEX_TEXTURE_IMAGE_UNITS

MAX_VERTEX_TEXTURE_IMAGE_UNITS: 35660

`Readonly`MAX_TEXTURE_IMAGE_UNITS

MAX_TEXTURE_IMAGE_UNITS: 34930

`Readonly`MAX_FRAGMENT_UNIFORM_VECTORS

MAX_FRAGMENT_UNIFORM_VECTORS: 36349

`Readonly`SHADER_TYPE

SHADER_TYPE: 35663

`Readonly`DELETE_STATUS

DELETE_STATUS: 35712

`Readonly`LINK_STATUS

LINK_STATUS: 35714

`Readonly`VALIDATE_STATUS

VALIDATE_STATUS: 35715

`Readonly`ATTACHED_SHADERS

ATTACHED_SHADERS: 35717

`Readonly`ACTIVE_UNIFORMS

ACTIVE_UNIFORMS: 35718

`Readonly`ACTIVE_ATTRIBUTES

ACTIVE_ATTRIBUTES: 35721

`Readonly`SHADING_LANGUAGE_VERSION

SHADING_LANGUAGE_VERSION: 35724

`Readonly`CURRENT_PROGRAM

CURRENT_PROGRAM: 35725

`Readonly`NEVER

NEVER: 512

`Readonly`LESS

LESS: 513

`Readonly`EQUAL

EQUAL: 514

`Readonly`LEQUAL

LEQUAL: 515

`Readonly`GREATER

GREATER: 516

`Readonly`NOTEQUAL

NOTEQUAL: 517

`Readonly`GEQUAL

GEQUAL: 518

`Readonly`ALWAYS

ALWAYS: 519

`Readonly`KEEP

KEEP: 7680

`Readonly`REPLACE

REPLACE: 7681

`Readonly`INCR

INCR: 7682

`Readonly`DECR

DECR: 7683

`Readonly`INVERT

INVERT: 5386

`Readonly`INCR_WRAP

INCR_WRAP: 34055

`Readonly`DECR_WRAP

DECR_WRAP: 34056

`Readonly`VENDOR

VENDOR: 7936

`Readonly`RENDERER

RENDERER: 7937

`Readonly`VERSION

VERSION: 7938

`Readonly`NEAREST

NEAREST: 9728

`Readonly`LINEAR

LINEAR: 9729

`Readonly`NEAREST_MIPMAP_NEAREST

NEAREST_MIPMAP_NEAREST: 9984

`Readonly`LINEAR_MIPMAP_NEAREST

LINEAR_MIPMAP_NEAREST: 9985

`Readonly`NEAREST_MIPMAP_LINEAR

NEAREST_MIPMAP_LINEAR: 9986

`Readonly`LINEAR_MIPMAP_LINEAR

LINEAR_MIPMAP_LINEAR: 9987

`Readonly`TEXTURE_MAG_FILTER

TEXTURE_MAG_FILTER: 10240

`Readonly`TEXTURE_MIN_FILTER

TEXTURE_MIN_FILTER: 10241

`Readonly`TEXTURE_WRAP_S

TEXTURE_WRAP_S: 10242

`Readonly`TEXTURE_WRAP_T

TEXTURE_WRAP_T: 10243

`Readonly`TEXTURE_2D

TEXTURE_2D: 3553

`Readonly`TEXTURE

TEXTURE: 5890

`Readonly`TEXTURE_CUBE_MAP

TEXTURE_CUBE_MAP: 34067

`Readonly`TEXTURE_BINDING_CUBE_MAP

TEXTURE_BINDING_CUBE_MAP: 34068

`Readonly`TEXTURE_CUBE_MAP_POSITIVE_X

TEXTURE_CUBE_MAP_POSITIVE_X: 34069

`Readonly`TEXTURE_CUBE_MAP_NEGATIVE_X

TEXTURE_CUBE_MAP_NEGATIVE_X: 34070

`Readonly`TEXTURE_CUBE_MAP_POSITIVE_Y

TEXTURE_CUBE_MAP_POSITIVE_Y: 34071

`Readonly`TEXTURE_CUBE_MAP_NEGATIVE_Y

TEXTURE_CUBE_MAP_NEGATIVE_Y: 34072

`Readonly`TEXTURE_CUBE_MAP_POSITIVE_Z

TEXTURE_CUBE_MAP_POSITIVE_Z: 34073

`Readonly`TEXTURE_CUBE_MAP_NEGATIVE_Z

TEXTURE_CUBE_MAP_NEGATIVE_Z: 34074

`Readonly`MAX_CUBE_MAP_TEXTURE_SIZE

MAX_CUBE_MAP_TEXTURE_SIZE: 34076

`Readonly`TEXTURE0

TEXTURE0: 33984

`Readonly`TEXTURE1

TEXTURE1: 33985

`Readonly`TEXTURE2

TEXTURE2: 33986

`Readonly`TEXTURE3

TEXTURE3: 33987

`Readonly`TEXTURE4

TEXTURE4: 33988

`Readonly`TEXTURE5

TEXTURE5: 33989

`Readonly`TEXTURE6

TEXTURE6: 33990

`Readonly`TEXTURE7

TEXTURE7: 33991

`Readonly`TEXTURE8

TEXTURE8: 33992

`Readonly`TEXTURE9

TEXTURE9: 33993

`Readonly`TEXTURE10

TEXTURE10: 33994

`Readonly`TEXTURE11

TEXTURE11: 33995

`Readonly`TEXTURE12

TEXTURE12: 33996

`Readonly`TEXTURE13

TEXTURE13: 33997

`Readonly`TEXTURE14

TEXTURE14: 33998

`Readonly`TEXTURE15

TEXTURE15: 33999

`Readonly`TEXTURE16

TEXTURE16: 34000

`Readonly`TEXTURE17

TEXTURE17: 34001

`Readonly`TEXTURE18

TEXTURE18: 34002

`Readonly`TEXTURE19

TEXTURE19: 34003

`Readonly`TEXTURE20

TEXTURE20: 34004

`Readonly`TEXTURE21

TEXTURE21: 34005

`Readonly`TEXTURE22

TEXTURE22: 34006

`Readonly`TEXTURE23

TEXTURE23: 34007

`Readonly`TEXTURE24

TEXTURE24: 34008

`Readonly`TEXTURE25

TEXTURE25: 34009

`Readonly`TEXTURE26

TEXTURE26: 34010

`Readonly`TEXTURE27

TEXTURE27: 34011

`Readonly`TEXTURE28

TEXTURE28: 34012

`Readonly`TEXTURE29

TEXTURE29: 34013

`Readonly`TEXTURE30

TEXTURE30: 34014

`Readonly`TEXTURE31

TEXTURE31: 34015

`Readonly`ACTIVE_TEXTURE

ACTIVE_TEXTURE: 34016

`Readonly`REPEAT

REPEAT: 10497

`Readonly`CLAMP_TO_EDGE

CLAMP_TO_EDGE: 33071

`Readonly`MIRRORED_REPEAT

MIRRORED_REPEAT: 33648

`Readonly`FLOAT_VEC2

FLOAT_VEC2: 35664

`Readonly`FLOAT_VEC3

FLOAT_VEC3: 35665

`Readonly`FLOAT_VEC4

FLOAT_VEC4: 35666

`Readonly`INT_VEC2

INT_VEC2: 35667

`Readonly`INT_VEC3

INT_VEC3: 35668

`Readonly`INT_VEC4

INT_VEC4: 35669

`Readonly`BOOL

BOOL: 35670

`Readonly`BOOL_VEC2

BOOL_VEC2: 35671

`Readonly`BOOL_VEC3

BOOL_VEC3: 35672

`Readonly`BOOL_VEC4

BOOL_VEC4: 35673

`Readonly`FLOAT_MAT2

FLOAT_MAT2: 35674

`Readonly`FLOAT_MAT3

FLOAT_MAT3: 35675

`Readonly`FLOAT_MAT4

FLOAT_MAT4: 35676

`Readonly`SAMPLER_2D

SAMPLER_2D: 35678

`Readonly`SAMPLER_CUBE

SAMPLER_CUBE: 35680

`Readonly`VERTEX_ATTRIB_ARRAY_ENABLED

VERTEX_ATTRIB_ARRAY_ENABLED: 34338

`Readonly`VERTEX_ATTRIB_ARRAY_SIZE

VERTEX_ATTRIB_ARRAY_SIZE: 34339

`Readonly`VERTEX_ATTRIB_ARRAY_STRIDE

VERTEX_ATTRIB_ARRAY_STRIDE: 34340

`Readonly`VERTEX_ATTRIB_ARRAY_TYPE

VERTEX_ATTRIB_ARRAY_TYPE: 34341

`Readonly`VERTEX_ATTRIB_ARRAY_NORMALIZED

VERTEX_ATTRIB_ARRAY_NORMALIZED: 34922

`Readonly`VERTEX_ATTRIB_ARRAY_POINTER

VERTEX_ATTRIB_ARRAY_POINTER: 34373

`Readonly`VERTEX_ATTRIB_ARRAY_BUFFER_BINDING

VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: 34975

`Readonly`IMPLEMENTATION_COLOR_READ_TYPE

IMPLEMENTATION_COLOR_READ_TYPE: 35738

`Readonly`IMPLEMENTATION_COLOR_READ_FORMAT

IMPLEMENTATION_COLOR_READ_FORMAT: 35739

`Readonly`COMPILE_STATUS

COMPILE_STATUS: 35713

`Readonly`LOW_FLOAT

LOW_FLOAT: 36336

`Readonly`MEDIUM_FLOAT

MEDIUM_FLOAT: 36337

`Readonly`HIGH_FLOAT

HIGH_FLOAT: 36338

`Readonly`LOW_INT

LOW_INT: 36339

`Readonly`MEDIUM_INT

MEDIUM_INT: 36340

`Readonly`HIGH_INT

HIGH_INT: 36341

`Readonly`FRAMEBUFFER

FRAMEBUFFER: 36160

`Readonly`RENDERBUFFER

RENDERBUFFER: 36161

`Readonly`RGBA4

RGBA4: 32854

`Readonly`RGB5_A1

RGB5_A1: 32855

`Readonly`RGBA8

RGBA8: 32856

`Readonly`RGB565

RGB565: 36194

`Readonly`DEPTH_COMPONENT16

DEPTH_COMPONENT16: 33189

`Readonly`STENCIL_INDEX8

STENCIL_INDEX8: 36168

`Readonly`DEPTH_STENCIL

DEPTH_STENCIL: 34041

`Readonly`RENDERBUFFER_WIDTH

RENDERBUFFER_WIDTH: 36162

`Readonly`RENDERBUFFER_HEIGHT

RENDERBUFFER_HEIGHT: 36163

`Readonly`RENDERBUFFER_INTERNAL_FORMAT

RENDERBUFFER_INTERNAL_FORMAT: 36164

`Readonly`RENDERBUFFER_RED_SIZE

RENDERBUFFER_RED_SIZE: 36176

`Readonly`RENDERBUFFER_GREEN_SIZE

RENDERBUFFER_GREEN_SIZE: 36177

`Readonly`RENDERBUFFER_BLUE_SIZE

RENDERBUFFER_BLUE_SIZE: 36178

`Readonly`RENDERBUFFER_ALPHA_SIZE

RENDERBUFFER_ALPHA_SIZE: 36179

`Readonly`RENDERBUFFER_DEPTH_SIZE

RENDERBUFFER_DEPTH_SIZE: 36180

`Readonly`RENDERBUFFER_STENCIL_SIZE

RENDERBUFFER_STENCIL_SIZE: 36181

`Readonly`FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE

FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: 36048

`Readonly`FRAMEBUFFER_ATTACHMENT_OBJECT_NAME

FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: 36049

`Readonly`FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL

FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: 36050

`Readonly`FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE

FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: 36051

`Readonly`COLOR_ATTACHMENT0

COLOR_ATTACHMENT0: 36064

`Readonly`DEPTH_ATTACHMENT

DEPTH_ATTACHMENT: 36096

`Readonly`STENCIL_ATTACHMENT

STENCIL_ATTACHMENT: 36128

`Readonly`DEPTH_STENCIL_ATTACHMENT

DEPTH_STENCIL_ATTACHMENT: 33306

`Readonly`NONE

NONE: 0

`Readonly`FRAMEBUFFER_COMPLETE

FRAMEBUFFER_COMPLETE: 36053

`Readonly`FRAMEBUFFER_INCOMPLETE_ATTACHMENT

FRAMEBUFFER_INCOMPLETE_ATTACHMENT: 36054

`Readonly`FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT

FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: 36055

`Readonly`FRAMEBUFFER_INCOMPLETE_DIMENSIONS

FRAMEBUFFER_INCOMPLETE_DIMENSIONS: 36057

`Readonly`FRAMEBUFFER_UNSUPPORTED

FRAMEBUFFER_UNSUPPORTED: 36061

`Readonly`FRAMEBUFFER_BINDING

FRAMEBUFFER_BINDING: 36006

`Readonly`RENDERBUFFER_BINDING

RENDERBUFFER_BINDING: 36007

`Readonly`MAX_RENDERBUFFER_SIZE

MAX_RENDERBUFFER_SIZE: 34024

`Readonly`INVALID_FRAMEBUFFER_OPERATION

INVALID_FRAMEBUFFER_OPERATION: 1286

`Readonly`UNPACK_FLIP_Y_WEBGL

UNPACK_FLIP_Y_WEBGL: 37440

`Readonly`UNPACK_PREMULTIPLY_ALPHA_WEBGL

UNPACK_PREMULTIPLY_ALPHA_WEBGL: 37441

`Readonly`CONTEXT_LOST_WEBGL

CONTEXT_LOST_WEBGL: 37442

`Readonly`UNPACK_COLORSPACE_CONVERSION_WEBGL

UNPACK_COLORSPACE_CONVERSION_WEBGL: 37443

`Readonly`BROWSER_DEFAULT_WEBGL

BROWSER_DEFAULT_WEBGL: 37444

Methods

makeXRCompatible

makeXRCompatible(): Promise<void>

Returns Promise<void>

activeTexture

activeTexture(texture: number): void

MDN Reference

Parameters

```
texture: number
```

Returns void

attachShader

attachShader(program: WebGLProgram, shader: WebGLShader): void

MDN Reference

Parameters

```
program: WebGLProgram
```
```
shader: WebGLShader
```

Returns void

bindAttribLocation

bindAttribLocation(program: WebGLProgram, index: number, name: string): void

MDN Reference

Parameters

```
program: WebGLProgram
```
```
index: number
```
```
name: string
```

Returns void

bindBuffer

bindBuffer(target: number, buffer: null | WebGLBuffer): void

MDN Reference

Parameters

```
target: number
```
```
buffer: null | WebGLBuffer
```

Returns void

bindFramebuffer

bindFramebuffer(target: number, framebuffer: null | WebGLFramebuffer): void

MDN Reference

Parameters

```
target: number
```
```
framebuffer: null | WebGLFramebuffer
```

Returns void

bindRenderbuffer

bindRenderbuffer(target: number, renderbuffer: null | WebGLRenderbuffer): void

MDN Reference

Parameters

```
target: number
```
```
renderbuffer: null | WebGLRenderbuffer
```

Returns void

bindTexture

bindTexture(target: number, texture: null | WebGLTexture): void

MDN Reference

Parameters

```
target: number
```
```
texture: null | WebGLTexture
```

Returns void

blendColor

blendColor(red: number, green: number, blue: number, alpha: number): void

MDN Reference

Parameters

```
red: number
```
```
green: number
```
```
blue: number
```
```
alpha: number
```

Returns void

blendEquation

blendEquation(mode: number): void

MDN Reference

Parameters

```
mode: number
```

Returns void

blendEquationSeparate

blendEquationSeparate(modeRGB: number, modeAlpha: number): void

MDN Reference

Parameters

```
modeRGB: number
```
```
modeAlpha: number
```

Returns void

blendFunc

blendFunc(sfactor: number, dfactor: number): void

MDN Reference

Parameters

```
sfactor: number
```
```
dfactor: number
```

Returns void

blendFuncSeparate

blendFuncSeparate(
    srcRGB: number,
    dstRGB: number,
    srcAlpha: number,
    dstAlpha: number,
): void

MDN Reference

Parameters

```
srcRGB: number
```
```
dstRGB: number
```
```
srcAlpha: number
```
```
dstAlpha: number
```

Returns void

checkFramebufferStatus

checkFramebufferStatus(target: number): number

MDN Reference

Parameters

```
target: number
```

Returns number

clear

clear(mask: number): void

MDN Reference

Parameters

```
mask: number
```

Returns void

clearColor

clearColor(red: number, green: number, blue: number, alpha: number): void

MDN Reference

Parameters

```
red: number
```
```
green: number
```
```
blue: number
```
```
alpha: number
```

Returns void

clearDepth

clearDepth(depth: number): void

MDN Reference

Parameters

```
depth: number
```

Returns void

clearStencil

clearStencil(s: number): void

MDN Reference

Parameters

```
s: number
```

Returns void

colorMask

colorMask(red: boolean, green: boolean, blue: boolean, alpha: boolean): void

MDN Reference

Parameters

```
red: boolean
```
```
green: boolean
```
```
blue: boolean
```
```
alpha: boolean
```

Returns void

compileShader

compileShader(shader: WebGLShader): void

MDN Reference

Parameters

```
shader: WebGLShader
```

Returns void

copyTexImage2D

copyTexImage2D(
    target: number,
    level: number,
    internalformat: number,
    x: number,
    y: number,
    width: number,
    height: number,
    border: number,
): void

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
internalformat: number
```
```
x: number
```
```
y: number
```
```
width: number
```
```
height: number
```
```
border: number
```

Returns void

copyTexSubImage2D

copyTexSubImage2D(
    target: number,
    level: number,
    xoffset: number,
    yoffset: number,
    x: number,
    y: number,
    width: number,
    height: number,
): void

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
xoffset: number
```
```
yoffset: number
```
```
x: number
```
```
y: number
```
```
width: number
```
```
height: number
```

Returns void

createBuffer

createBuffer(): WebGLBuffer

MDN Reference

Returns WebGLBuffer

createFramebuffer

createFramebuffer(): WebGLFramebuffer

MDN Reference

Returns WebGLFramebuffer

createProgram

createProgram(): WebGLProgram

MDN Reference

Returns WebGLProgram

createRenderbuffer

createRenderbuffer(): WebGLRenderbuffer

MDN Reference

Returns WebGLRenderbuffer

createShader

createShader(type: number): null | WebGLShader

MDN Reference

Parameters

```
type: number
```

Returns null | WebGLShader

createTexture

createTexture(): WebGLTexture

MDN Reference

Returns WebGLTexture

cullFace

cullFace(mode: number): void

MDN Reference

Parameters

```
mode: number
```

Returns void

deleteBuffer

deleteBuffer(buffer: null | WebGLBuffer): void

MDN Reference

Parameters

```
buffer: null | WebGLBuffer
```

Returns void

deleteFramebuffer

deleteFramebuffer(framebuffer: null | WebGLFramebuffer): void

MDN Reference

Parameters

```
framebuffer: null | WebGLFramebuffer
```

Returns void

deleteProgram

deleteProgram(program: null | WebGLProgram): void

MDN Reference

Parameters

```
program: null | WebGLProgram
```

Returns void

deleteRenderbuffer

deleteRenderbuffer(renderbuffer: null | WebGLRenderbuffer): void

MDN Reference

Parameters

```
renderbuffer: null | WebGLRenderbuffer
```

Returns void

deleteShader

deleteShader(shader: null | WebGLShader): void

MDN Reference

Parameters

```
shader: null | WebGLShader
```

Returns void

deleteTexture

deleteTexture(texture: null | WebGLTexture): void

MDN Reference

Parameters

```
texture: null | WebGLTexture
```

Returns void

depthFunc

depthFunc(func: number): void

MDN Reference

Parameters

```
func: number
```

Returns void

depthMask

depthMask(flag: boolean): void

MDN Reference

Parameters

```
flag: boolean
```

Returns void

depthRange

depthRange(zNear: number, zFar: number): void

MDN Reference

Parameters

```
zNear: number
```
```
zFar: number
```

Returns void

detachShader

detachShader(program: WebGLProgram, shader: WebGLShader): void

MDN Reference

Parameters

```
program: WebGLProgram
```
```
shader: WebGLShader
```

Returns void

disable

disable(cap: number): void

MDN Reference

Parameters

```
cap: number
```

Returns void

disableVertexAttribArray

disableVertexAttribArray(index: number): void

MDN Reference

Parameters

```
index: number
```

Returns void

drawArrays

drawArrays(mode: number, first: number, count: number): void

MDN Reference

Parameters

```
mode: number
```
```
first: number
```
```
count: number
```

Returns void

drawElements

drawElements(mode: number, count: number, type: number, offset: number): void

MDN Reference

Parameters

```
mode: number
```
```
count: number
```
```
type: number
```
```
offset: number
```

Returns void

enable

enable(cap: number): void

MDN Reference

Parameters

```
cap: number
```

Returns void

enableVertexAttribArray

enableVertexAttribArray(index: number): void

MDN Reference

Parameters

```
index: number
```

Returns void

finish

finish(): void

MDN Reference

Returns void

flush

flush(): void

MDN Reference

Returns void

framebufferRenderbuffer

framebufferRenderbuffer(
    target: number,
    attachment: number,
    renderbuffertarget: number,
    renderbuffer: null | WebGLRenderbuffer,
): void

MDN Reference

Parameters

```
target: number
```
```
attachment: number
```
```
renderbuffertarget: number
```
```
renderbuffer: null | WebGLRenderbuffer
```

Returns void

framebufferTexture2D

framebufferTexture2D(
    target: number,
    attachment: number,
    textarget: number,
    texture: null | WebGLTexture,
    level: number,
): void

MDN Reference

Parameters

```
target: number
```
```
attachment: number
```
```
textarget: number
```
```
texture: null | WebGLTexture
```
```
level: number
```

Returns void

frontFace

frontFace(mode: number): void

MDN Reference

Parameters

```
mode: number
```

Returns void

generateMipmap

generateMipmap(target: number): void

MDN Reference

Parameters

```
target: number
```

Returns void

getActiveAttrib

getActiveAttrib(program: WebGLProgram, index: number): null | WebGLActiveInfo

MDN Reference

Parameters

```
program: WebGLProgram
```
```
index: number
```

Returns null | WebGLActiveInfo

getActiveUniform

getActiveUniform(program: WebGLProgram, index: number): null | WebGLActiveInfo

MDN Reference

Parameters

```
program: WebGLProgram
```
```
index: number
```

Returns null | WebGLActiveInfo

getAttachedShaders

getAttachedShaders(program: WebGLProgram): null | WebGLShader[]

MDN Reference

Parameters

```
program: WebGLProgram
```

Returns null | WebGLShader[]

getAttribLocation

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

MDN Reference

Parameters

```
program: WebGLProgram
```
```
name: string
```

Returns number

getBufferParameter

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

MDN Reference

Parameters

```
target: number
```
```
pname: number
```

Returns any

getContextAttributes

getContextAttributes(): null | WebGLContextAttributes

MDN Reference

Returns null | WebGLContextAttributes

getError

getError(): number

MDN Reference

Returns number

getExtension

getExtension(
    extensionName: "ANGLE_instanced_arrays",
): null | ANGLE_instanced_arrays

MDN Reference

Parameters

```
extensionName: "ANGLE_instanced_arrays"
```

Returns null | ANGLE_instanced_arrays

getExtension(extensionName: "EXT_blend_minmax"): null | EXT_blend_minmax

Parameters

```
extensionName: "EXT_blend_minmax"
```

Returns null | EXT_blend_minmax

getExtension(
    extensionName: "EXT_color_buffer_float",
): null | EXT_color_buffer_float

Parameters

```
extensionName: "EXT_color_buffer_float"
```

Returns null | EXT_color_buffer_float

getExtension(
    extensionName: "EXT_color_buffer_half_float",
): null | EXT_color_buffer_half_float

Parameters

extensionName: "EXT_color_buffer_half_float"

Returns null | EXT_color_buffer_half_float

getExtension(extensionName: "EXT_float_blend"): null | EXT_float_blend

Parameters

```
extensionName: "EXT_float_blend"
```

Returns null | EXT_float_blend

getExtension(extensionName: "EXT_frag_depth"): null | EXT_frag_depth

Parameters

```
extensionName: "EXT_frag_depth"
```

Returns null | EXT_frag_depth

getExtension(extensionName: "EXT_sRGB"): null | EXT_sRGB

Parameters

```
extensionName: "EXT_sRGB"
```

Returns null | EXT_sRGB

getExtension(
    extensionName: "EXT_shader_texture_lod",
): null | EXT_shader_texture_lod

Parameters

```
extensionName: "EXT_shader_texture_lod"
```

Returns null | EXT_shader_texture_lod

getExtension(
    extensionName: "EXT_texture_compression_bptc",
): null | EXT_texture_compression_bptc

Parameters

extensionName: "EXT_texture_compression_bptc"

Returns null | EXT_texture_compression_bptc

getExtension(
    extensionName: "EXT_texture_compression_rgtc",
): null | EXT_texture_compression_rgtc

Parameters

extensionName: "EXT_texture_compression_rgtc"

Returns null | EXT_texture_compression_rgtc

getExtension(
    extensionName: "EXT_texture_filter_anisotropic",
): null | EXT_texture_filter_anisotropic

Parameters

extensionName: "EXT_texture_filter_anisotropic"

Returns null | EXT_texture_filter_anisotropic

getExtension(
    extensionName: "KHR_parallel_shader_compile",
): null | KHR_parallel_shader_compile

Parameters

extensionName: "KHR_parallel_shader_compile"

Returns null | KHR_parallel_shader_compile

getExtension(
    extensionName: "OES_element_index_uint",
): null | OES_element_index_uint

Parameters

```
extensionName: "OES_element_index_uint"
```

Returns null | OES_element_index_uint

getExtension(
    extensionName: "OES_fbo_render_mipmap",
): null | OES_fbo_render_mipmap

Parameters

```
extensionName: "OES_fbo_render_mipmap"
```

Returns null | OES_fbo_render_mipmap

getExtension(
    extensionName: "OES_standard_derivatives",
): null | OES_standard_derivatives

Parameters

extensionName: "OES_standard_derivatives"

Returns null | OES_standard_derivatives

getExtension(extensionName: "OES_texture_float"): null | OES_texture_float

Parameters

```
extensionName: "OES_texture_float"
```

Returns null | OES_texture_float

getExtension(
    extensionName: "OES_texture_float_linear",
): null | OES_texture_float_linear

Parameters

extensionName: "OES_texture_float_linear"

Returns null | OES_texture_float_linear

getExtension(
    extensionName: "OES_texture_half_float",
): null | OES_texture_half_float

Parameters

```
extensionName: "OES_texture_half_float"
```

Returns null | OES_texture_half_float

getExtension(
    extensionName: "OES_texture_half_float_linear",
): null | OES_texture_half_float_linear

Parameters

extensionName: "OES_texture_half_float_linear"

Returns null | OES_texture_half_float_linear

getExtension(
    extensionName: "OES_vertex_array_object",
): null | OES_vertex_array_object

Parameters

extensionName: "OES_vertex_array_object"

Returns null | OES_vertex_array_object

getExtension(extensionName: "OVR_multiview2"): null | OVR_multiview2

Parameters

```
extensionName: "OVR_multiview2"
```

Returns null | OVR_multiview2

getExtension(
    extensionName: "WEBGL_color_buffer_float",
): null | WEBGL_color_buffer_float

Parameters

extensionName: "WEBGL_color_buffer_float"

Returns null | WEBGL_color_buffer_float

getExtension(
    extensionName: "WEBGL_compressed_texture_astc",
): null | WEBGL_compressed_texture_astc

Parameters

extensionName: "WEBGL_compressed_texture_astc"

Returns null | WEBGL_compressed_texture_astc

getExtension(
    extensionName: "WEBGL_compressed_texture_etc",
): null | WEBGL_compressed_texture_etc

Parameters

extensionName: "WEBGL_compressed_texture_etc"

Returns null | WEBGL_compressed_texture_etc

getExtension(
    extensionName: "WEBGL_compressed_texture_etc1",
): null | WEBGL_compressed_texture_etc1

Parameters

extensionName: "WEBGL_compressed_texture_etc1"

Returns null | WEBGL_compressed_texture_etc1

getExtension(
    extensionName: "WEBGL_compressed_texture_pvrtc",
): null | WEBGL_compressed_texture_pvrtc

Parameters

extensionName: "WEBGL_compressed_texture_pvrtc"

Returns null | WEBGL_compressed_texture_pvrtc

getExtension(
    extensionName: "WEBGL_compressed_texture_s3tc",
): null | WEBGL_compressed_texture_s3tc

Parameters

extensionName: "WEBGL_compressed_texture_s3tc"

Returns null | WEBGL_compressed_texture_s3tc

getExtension(
    extensionName: "WEBGL_compressed_texture_s3tc_srgb",
): null | WEBGL_compressed_texture_s3tc_srgb

Parameters

extensionName: "WEBGL_compressed_texture_s3tc_srgb"

Returns null | WEBGL_compressed_texture_s3tc_srgb

getExtension(
    extensionName: "WEBGL_debug_renderer_info",
): null | WEBGL_debug_renderer_info

Parameters

extensionName: "WEBGL_debug_renderer_info"

Returns null | WEBGL_debug_renderer_info

getExtension(extensionName: "WEBGL_debug_shaders"): null | WEBGL_debug_shaders

Parameters

```
extensionName: "WEBGL_debug_shaders"
```

Returns null | WEBGL_debug_shaders

getExtension(extensionName: "WEBGL_depth_texture"): null | WEBGL_depth_texture

Parameters

```
extensionName: "WEBGL_depth_texture"
```

Returns null | WEBGL_depth_texture

getExtension(extensionName: "WEBGL_draw_buffers"): null | WEBGL_draw_buffers

Parameters

```
extensionName: "WEBGL_draw_buffers"
```

Returns null | WEBGL_draw_buffers

getExtension(extensionName: "WEBGL_lose_context"): null | WEBGL_lose_context

Parameters

```
extensionName: "WEBGL_lose_context"
```

Returns null | WEBGL_lose_context

getExtension(extensionName: "WEBGL_multi_draw"): null | WEBGL_multi_draw

Parameters

```
extensionName: "WEBGL_multi_draw"
```

Returns null | WEBGL_multi_draw

getExtension(name: string): any

Parameters

```
name: string
```

Returns any

getExtension(extensionName: "OCULUS_multiview"): null | OCULUS_multiview

Parameters

```
extensionName: "OCULUS_multiview"
```

Returns null | OCULUS_multiview

getFramebufferAttachmentParameter

getFramebufferAttachmentParameter(
    target: number,
    attachment: number,
    pname: number,
): any

MDN Reference

Parameters

```
target: number
```
```
attachment: number
```
```
pname: number
```

Returns any

getParameter

getParameter(pname: number): any

MDN Reference

Parameters

```
pname: number
```

Returns any

getProgramInfoLog

getProgramInfoLog(program: WebGLProgram): null | string

MDN Reference

Parameters

```
program: WebGLProgram
```

Returns null | string

getProgramParameter

getProgramParameter(program: WebGLProgram, pname: number): any

MDN Reference

Parameters

```
program: WebGLProgram
```
```
pname: number
```

Returns any

getRenderbufferParameter

getRenderbufferParameter(target: number, pname: number): any

MDN Reference

Parameters

```
target: number
```
```
pname: number
```

Returns any

getShaderInfoLog

getShaderInfoLog(shader: WebGLShader): null | string

MDN Reference

Parameters

```
shader: WebGLShader
```

Returns null | string

getShaderParameter

getShaderParameter(shader: WebGLShader, pname: number): any

MDN Reference

Parameters

```
shader: WebGLShader
```
```
pname: number
```

Returns any

getShaderPrecisionFormat

getShaderPrecisionFormat(
    shadertype: number,
    precisiontype: number,
): null | WebGLShaderPrecisionFormat

MDN Reference

Parameters

```
shadertype: number
```
```
precisiontype: number
```

Returns null | WebGLShaderPrecisionFormat

getShaderSource

getShaderSource(shader: WebGLShader): null | string

MDN Reference

Parameters

```
shader: WebGLShader
```

Returns null | string

getSupportedExtensions

getSupportedExtensions(): null | string[]

MDN Reference

Returns null | string[]

getTexParameter

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

MDN Reference

Parameters

```
target: number
```
```
pname: number
```

Returns any

getUniform

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

MDN Reference

Parameters

```
program: WebGLProgram
```
```
location: WebGLUniformLocation
```

Returns any

getUniformLocation

getUniformLocation(
    program: WebGLProgram,
    name: string,
): null | WebGLUniformLocation

MDN Reference

Parameters

```
program: WebGLProgram
```
```
name: string
```

Returns null | WebGLUniformLocation

getVertexAttrib

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

MDN Reference

Parameters

```
index: number
```
```
pname: number
```

Returns any

getVertexAttribOffset

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

MDN Reference

Parameters

```
index: number
```
```
pname: number
```

Returns number

hint

hint(target: number, mode: number): void

MDN Reference

Parameters

```
target: number
```
```
mode: number
```

Returns void

isBuffer

isBuffer(buffer: null | WebGLBuffer): boolean

MDN Reference

Parameters

```
buffer: null | WebGLBuffer
```

Returns boolean

isContextLost

isContextLost(): boolean

MDN Reference

Returns boolean

isEnabled

isEnabled(cap: number): boolean

MDN Reference

Parameters

```
cap: number
```

Returns boolean

isFramebuffer

isFramebuffer(framebuffer: null | WebGLFramebuffer): boolean

MDN Reference

Parameters

```
framebuffer: null | WebGLFramebuffer
```

Returns boolean

isProgram

isProgram(program: null | WebGLProgram): boolean

MDN Reference

Parameters

```
program: null | WebGLProgram
```

Returns boolean

isRenderbuffer

isRenderbuffer(renderbuffer: null | WebGLRenderbuffer): boolean

MDN Reference

Parameters

```
renderbuffer: null | WebGLRenderbuffer
```

Returns boolean

isShader

isShader(shader: null | WebGLShader): boolean

MDN Reference

Parameters

```
shader: null | WebGLShader
```

Returns boolean

isTexture

isTexture(texture: null | WebGLTexture): boolean

MDN Reference

Parameters

```
texture: null | WebGLTexture
```

Returns boolean

lineWidth

lineWidth(width: number): void

MDN Reference

Parameters

```
width: number
```

Returns void

linkProgram

linkProgram(program: WebGLProgram): void

MDN Reference

Parameters

```
program: WebGLProgram
```

Returns void

pixelStorei

pixelStorei(pname: number, param: number | boolean): void

MDN Reference

Parameters

```
pname: number
```
```
param: number | boolean
```

Returns void

polygonOffset

polygonOffset(factor: number, units: number): void

MDN Reference

Parameters

```
factor: number
```
```
units: number
```

Returns void

renderbufferStorage

renderbufferStorage(
    target: number,
    internalformat: number,
    width: number,
    height: number,
): void

MDN Reference

Parameters

```
target: number
```
```
internalformat: number
```
```
width: number
```
```
height: number
```

Returns void

sampleCoverage

sampleCoverage(value: number, invert: boolean): void

MDN Reference

Parameters

```
value: number
```
```
invert: boolean
```

Returns void

scissor

scissor(x: number, y: number, width: number, height: number): void

MDN Reference

Parameters

```
x: number
```
```
y: number
```
```
width: number
```
```
height: number
```

Returns void

shaderSource

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

MDN Reference

Parameters

```
shader: WebGLShader
```
```
source: string
```

Returns void

stencilFunc

stencilFunc(func: number, ref: number, mask: number): void

MDN Reference

Parameters

```
func: number
```
```
ref: number
```
```
mask: number
```

Returns void

stencilFuncSeparate

stencilFuncSeparate(face: number, func: number, ref: number, mask: number): void

MDN Reference

Parameters

```
face: number
```
```
func: number
```
```
ref: number
```
```
mask: number
```

Returns void

stencilMask

stencilMask(mask: number): void

MDN Reference

Parameters

```
mask: number
```

Returns void

stencilMaskSeparate

stencilMaskSeparate(face: number, mask: number): void

MDN Reference

Parameters

```
face: number
```
```
mask: number
```

Returns void

stencilOp

stencilOp(fail: number, zfail: number, zpass: number): void

MDN Reference

Parameters

```
fail: number
```
```
zfail: number
```
```
zpass: number
```

Returns void

stencilOpSeparate

stencilOpSeparate(
    face: number,
    fail: number,
    zfail: number,
    zpass: number,
): void

MDN Reference

Parameters

```
face: number
```
```
fail: number
```
```
zfail: number
```
```
zpass: number
```

Returns void

texParameterf

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

MDN Reference

Parameters

```
target: number
```
```
pname: number
```
```
param: number
```

Returns void

texParameteri

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

MDN Reference

Parameters

```
target: number
```
```
pname: number
```
```
param: number
```

Returns void

uniform1f

uniform1f(location: null | WebGLUniformLocation, x: number): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```

Returns void

uniform1i

uniform1i(location: null | WebGLUniformLocation, x: number): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```

Returns void

uniform2f

uniform2f(location: null | WebGLUniformLocation, x: number, y: number): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```

Returns void

uniform2i

uniform2i(location: null | WebGLUniformLocation, x: number, y: number): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```

Returns void

uniform3f

uniform3f(
    location: null | WebGLUniformLocation,
    x: number,
    y: number,
    z: number,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```
```
z: number
```

Returns void

uniform3i

uniform3i(
    location: null | WebGLUniformLocation,
    x: number,
    y: number,
    z: number,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```
```
z: number
```

Returns void

uniform4f

uniform4f(
    location: null | WebGLUniformLocation,
    x: number,
    y: number,
    z: number,
    w: number,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```
```
z: number
```
```
w: number
```

Returns void

uniform4i

uniform4i(
    location: null | WebGLUniformLocation,
    x: number,
    y: number,
    z: number,
    w: number,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
x: number
```
```
y: number
```
```
z: number
```
```
w: number
```

Returns void

useProgram

useProgram(program: null | WebGLProgram): void

MDN Reference

Parameters

```
program: null | WebGLProgram
```

Returns void

validateProgram

validateProgram(program: WebGLProgram): void

MDN Reference

Parameters

```
program: WebGLProgram
```

Returns void

vertexAttrib1f

vertexAttrib1f(index: number, x: number): void

MDN Reference

Parameters

```
index: number
```
```
x: number
```

Returns void

vertexAttrib1fv

vertexAttrib1fv(index: number, values: Float32List): void

MDN Reference

Parameters

```
index: number
```
```
values: Float32List
```

Returns void

vertexAttrib1fv(index: number, values: Iterable<number>): void

MDN Reference

Parameters

```
index: number
```
```
values: Iterable<number>
```

Returns void

vertexAttrib2f

vertexAttrib2f(index: number, x: number, y: number): void

MDN Reference

Parameters

```
index: number
```
```
x: number
```
```
y: number
```

Returns void

vertexAttrib2fv

vertexAttrib2fv(index: number, values: Float32List): void

MDN Reference

Parameters

```
index: number
```
```
values: Float32List
```

Returns void

vertexAttrib2fv(index: number, values: Iterable<number>): void

MDN Reference

Parameters

```
index: number
```
```
values: Iterable<number>
```

Returns void

vertexAttrib3f

vertexAttrib3f(index: number, x: number, y: number, z: number): void

MDN Reference

Parameters

```
index: number
```
```
x: number
```
```
y: number
```
```
z: number
```

Returns void

vertexAttrib3fv

vertexAttrib3fv(index: number, values: Float32List): void

MDN Reference

Parameters

```
index: number
```
```
values: Float32List
```

Returns void

vertexAttrib3fv(index: number, values: Iterable<number>): void

MDN Reference

Parameters

```
index: number
```
```
values: Iterable<number>
```

Returns void

vertexAttrib4f

vertexAttrib4f(index: number, x: number, y: number, z: number, w: number): void

MDN Reference

Parameters

```
index: number
```
```
x: number
```
```
y: number
```
```
z: number
```
```
w: number
```

Returns void

vertexAttrib4fv

vertexAttrib4fv(index: number, values: Float32List): void

MDN Reference

Parameters

```
index: number
```
```
values: Float32List
```

Returns void

vertexAttrib4fv(index: number, values: Iterable<number>): void

MDN Reference

Parameters

```
index: number
```
```
values: Iterable<number>
```

Returns void

vertexAttribPointer

vertexAttribPointer(
    index: number,
    size: number,
    type: number,
    normalized: boolean,
    stride: number,
    offset: number,
): void

MDN Reference

Parameters

```
index: number
```
```
size: number
```
```
type: number
```
```
normalized: boolean
```
```
stride: number
```
```
offset: number
```

Returns void

viewport

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

MDN Reference

Parameters

```
x: number
```
```
y: number
```
```
width: number
```
```
height: number
```

Returns void

bufferData

bufferData(target: number, size: number, usage: number): void

MDN Reference

Parameters

```
target: number
```
```
size: number
```
```
usage: number
```

Returns void

bufferData(
    target: number,
    data: null | AllowSharedBufferSource,
    usage: number,
): void

Parameters

```
target: number
```
```
data: null | AllowSharedBufferSource
```
```
usage: number
```

Returns void

bufferSubData

bufferSubData(
    target: number,
    offset: number,
    data: AllowSharedBufferSource,
): void

MDN Reference

Parameters

```
target: number
```
```
offset: number
```
```
data: AllowSharedBufferSource
```

Returns void

compressedTexImage2D

compressedTexImage2D(
    target: number,
    level: number,
    internalformat: number,
    width: number,
    height: number,
    border: number,
    data: ArrayBufferView,
): void

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
internalformat: number
```
```
width: number
```
```
height: number
```
```
border: number
```
```
data: ArrayBufferView
```

Returns void

compressedTexSubImage2D

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

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
xoffset: number
```
```
yoffset: number
```
```
width: number
```
```
height: number
```
```
format: number
```
```
data: ArrayBufferView
```

Returns void

readPixels

readPixels(
    x: number,
    y: number,
    width: number,
    height: number,
    format: number,
    type: number,
    pixels: null | ArrayBufferView<ArrayBufferLike>,
): void

MDN Reference

Parameters

```
x: number
```
```
y: number
```
```
width: number
```
```
height: number
```
```
format: number
```
```
type: number
```

pixels: null | ArrayBufferView<ArrayBufferLike>

Returns void

texImage2D

texImage2D(
    target: number,
    level: number,
    internalformat: number,
    width: number,
    height: number,
    border: number,
    format: number,
    type: number,
    pixels: null | ArrayBufferView<ArrayBufferLike>,
): void

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
internalformat: number
```
```
width: number
```
```
height: number
```
```
border: number
```
```
format: number
```
```
type: number
```

pixels: null | ArrayBufferView<ArrayBufferLike>

Returns void

texImage2D(
    target: number,
    level: number,
    internalformat: number,
    format: number,
    type: number,
    source: TexImageSource,
): void

Parameters

```
target: number
```
```
level: number
```
```
internalformat: number
```
```
format: number
```
```
type: number
```
```
source: TexImageSource
```

Returns void

texSubImage2D

texSubImage2D(
    target: number,
    level: number,
    xoffset: number,
    yoffset: number,
    width: number,
    height: number,
    format: number,
    type: number,
    pixels: null | ArrayBufferView<ArrayBufferLike>,
): void

MDN Reference

Parameters

```
target: number
```
```
level: number
```
```
xoffset: number
```
```
yoffset: number
```
```
width: number
```
```
height: number
```
```
format: number
```
```
type: number
```

pixels: null | ArrayBufferView<ArrayBufferLike>

Returns void

texSubImage2D(
    target: number,
    level: number,
    xoffset: number,
    yoffset: number,
    format: number,
    type: number,
    source: TexImageSource,
): void

Parameters

```
target: number
```
```
level: number
```
```
xoffset: number
```
```
yoffset: number
```
```
format: number
```
```
type: number
```
```
source: TexImageSource
```

Returns void

uniform1fv

uniform1fv(location: null | WebGLUniformLocation, v: Float32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Float32List
```

Returns void

uniform1fv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform1iv

uniform1iv(location: null | WebGLUniformLocation, v: Int32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Int32List
```

Returns void

uniform1iv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform2fv

uniform2fv(location: null | WebGLUniformLocation, v: Float32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Float32List
```

Returns void

uniform2fv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform2iv

uniform2iv(location: null | WebGLUniformLocation, v: Int32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Int32List
```

Returns void

uniform2iv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform3fv

uniform3fv(location: null | WebGLUniformLocation, v: Float32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Float32List
```

Returns void

uniform3fv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform3iv

uniform3iv(location: null | WebGLUniformLocation, v: Int32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Int32List
```

Returns void

uniform3iv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform4fv

uniform4fv(location: null | WebGLUniformLocation, v: Float32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Float32List
```

Returns void

uniform4fv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniform4iv

uniform4iv(location: null | WebGLUniformLocation, v: Int32List): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Int32List
```

Returns void

uniform4iv(location: null | WebGLUniformLocation, v: Iterable<number>): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
v: Iterable<number>
```

Returns void

uniformMatrix2fv

uniformMatrix2fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Float32List,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Float32List
```

Returns void

uniformMatrix2fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Iterable<number>,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Iterable<number>
```

Returns void

uniformMatrix3fv

uniformMatrix3fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Float32List,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Float32List
```

Returns void

uniformMatrix3fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Iterable<number>,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Iterable<number>
```

Returns void

uniformMatrix4fv

uniformMatrix4fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Float32List,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Float32List
```

Returns void

uniformMatrix4fv(
    location: null | WebGLUniformLocation,
    transpose: boolean,
    value: Iterable<number>,
): void

MDN Reference

Parameters

```
location: null | WebGLUniformLocation
```
```
transpose: boolean
```
```
value: Iterable<number>
```

WebGLRenderingContext

Hierarchy

Index

Properties

Methods

Properties

Readonlycanvas

drawingBufferColorSpace

ReadonlydrawingBufferHeight

ReadonlydrawingBufferWidth

unpackColorSpace

ReadonlyDEPTH_BUFFER_BIT

ReadonlySTENCIL_BUFFER_BIT

ReadonlyCOLOR_BUFFER_BIT

ReadonlyPOINTS

ReadonlyLINES

ReadonlyLINE_LOOP

ReadonlyLINE_STRIP

ReadonlyTRIANGLES

ReadonlyTRIANGLE_STRIP

ReadonlyTRIANGLE_FAN

ReadonlyZERO

ReadonlyONE

ReadonlySRC_COLOR

ReadonlyONE_MINUS_SRC_COLOR

ReadonlySRC_ALPHA

ReadonlyONE_MINUS_SRC_ALPHA

ReadonlyDST_ALPHA

ReadonlyONE_MINUS_DST_ALPHA

ReadonlyDST_COLOR

ReadonlyONE_MINUS_DST_COLOR

ReadonlySRC_ALPHA_SATURATE

ReadonlyFUNC_ADD

ReadonlyBLEND_EQUATION

ReadonlyBLEND_EQUATION_RGB

ReadonlyBLEND_EQUATION_ALPHA

ReadonlyFUNC_SUBTRACT

ReadonlyFUNC_REVERSE_SUBTRACT

ReadonlyBLEND_DST_RGB

ReadonlyBLEND_SRC_RGB

ReadonlyBLEND_DST_ALPHA

ReadonlyBLEND_SRC_ALPHA

ReadonlyCONSTANT_COLOR

ReadonlyONE_MINUS_CONSTANT_COLOR

ReadonlyCONSTANT_ALPHA

ReadonlyONE_MINUS_CONSTANT_ALPHA

ReadonlyBLEND_COLOR

ReadonlyARRAY_BUFFER

ReadonlyELEMENT_ARRAY_BUFFER

ReadonlyARRAY_BUFFER_BINDING

ReadonlyELEMENT_ARRAY_BUFFER_BINDING

ReadonlySTREAM_DRAW

ReadonlySTATIC_DRAW

ReadonlyDYNAMIC_DRAW

ReadonlyBUFFER_SIZE

ReadonlyBUFFER_USAGE

ReadonlyCURRENT_VERTEX_ATTRIB

ReadonlyFRONT

ReadonlyBACK

ReadonlyFRONT_AND_BACK

ReadonlyCULL_FACE

ReadonlyBLEND

ReadonlyDITHER

ReadonlySTENCIL_TEST

ReadonlyDEPTH_TEST

ReadonlySCISSOR_TEST

ReadonlyPOLYGON_OFFSET_FILL

ReadonlySAMPLE_ALPHA_TO_COVERAGE

ReadonlySAMPLE_COVERAGE

ReadonlyNO_ERROR

ReadonlyINVALID_ENUM

ReadonlyINVALID_VALUE

ReadonlyINVALID_OPERATION

ReadonlyOUT_OF_MEMORY

ReadonlyCW

ReadonlyCCW

ReadonlyLINE_WIDTH

ReadonlyALIASED_POINT_SIZE_RANGE

ReadonlyALIASED_LINE_WIDTH_RANGE

ReadonlyCULL_FACE_MODE

`Readonly`canvas

`Readonly`drawingBufferHeight

`Readonly`drawingBufferWidth

`Readonly`DEPTH_BUFFER_BIT

`Readonly`STENCIL_BUFFER_BIT

`Readonly`COLOR_BUFFER_BIT

`Readonly`POINTS

`Readonly`LINES

`Readonly`LINE_LOOP

`Readonly`LINE_STRIP

`Readonly`TRIANGLES

`Readonly`TRIANGLE_STRIP

`Readonly`TRIANGLE_FAN

`Readonly`ZERO

`Readonly`ONE

`Readonly`SRC_COLOR

`Readonly`ONE_MINUS_SRC_COLOR

`Readonly`SRC_ALPHA

`Readonly`ONE_MINUS_SRC_ALPHA

`Readonly`DST_ALPHA

`Readonly`ONE_MINUS_DST_ALPHA

`Readonly`DST_COLOR

`Readonly`ONE_MINUS_DST_COLOR

`Readonly`SRC_ALPHA_SATURATE

`Readonly`FUNC_ADD

`Readonly`BLEND_EQUATION

`Readonly`BLEND_EQUATION_RGB

`Readonly`BLEND_EQUATION_ALPHA

`Readonly`FUNC_SUBTRACT

`Readonly`FUNC_REVERSE_SUBTRACT

`Readonly`BLEND_DST_RGB

`Readonly`BLEND_SRC_RGB

`Readonly`BLEND_DST_ALPHA

`Readonly`BLEND_SRC_ALPHA

`Readonly`CONSTANT_COLOR

`Readonly`ONE_MINUS_CONSTANT_COLOR

`Readonly`CONSTANT_ALPHA

`Readonly`ONE_MINUS_CONSTANT_ALPHA

`Readonly`BLEND_COLOR

`Readonly`ARRAY_BUFFER

`Readonly`ELEMENT_ARRAY_BUFFER

`Readonly`ARRAY_BUFFER_BINDING

`Readonly`ELEMENT_ARRAY_BUFFER_BINDING

`Readonly`STREAM_DRAW

`Readonly`STATIC_DRAW

`Readonly`DYNAMIC_DRAW

`Readonly`BUFFER_SIZE

`Readonly`BUFFER_USAGE

`Readonly`CURRENT_VERTEX_ATTRIB

`Readonly`FRONT

`Readonly`BACK

`Readonly`FRONT_AND_BACK

`Readonly`CULL_FACE

`Readonly`BLEND

`Readonly`DITHER

`Readonly`STENCIL_TEST

`Readonly`DEPTH_TEST

`Readonly`SCISSOR_TEST

`Readonly`POLYGON_OFFSET_FILL

`Readonly`SAMPLE_ALPHA_TO_COVERAGE

`Readonly`SAMPLE_COVERAGE

`Readonly`NO_ERROR

`Readonly`INVALID_ENUM

`Readonly`INVALID_VALUE

`Readonly`INVALID_OPERATION

`Readonly`OUT_OF_MEMORY

`Readonly`CW

`Readonly`CCW

`Readonly`LINE_WIDTH

`Readonly`ALIASED_POINT_SIZE_RANGE

`Readonly`ALIASED_LINE_WIDTH_RANGE

`Readonly`CULL_FACE_MODE

`Readonly`FRONT_FACE

`Readonly`DEPTH_RANGE

`Readonly`DEPTH_WRITEMASK

`Readonly`DEPTH_CLEAR_VALUE

`Readonly`DEPTH_FUNC

`Readonly`STENCIL_CLEAR_VALUE

`Readonly`STENCIL_FUNC

`Readonly`STENCIL_FAIL