790 lines
20 KiB
JavaScript
790 lines
20 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const make = require('../make')
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const random = require('../random')
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class webgl extends make {
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static get internalFormat () {
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return {
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'RGB': {format: 'RGB', type: ['UNSIGNED_BYTE', 'UNSIGNED_SHORT_5_6_5']},
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'RGBA': {format: 'RGBA', type: ['UNSIGNED_BYTE', 'UNSIGNED_SHORT_4_4_4_4', 'UNSIGNED_SHORT_5_5_5_1']},
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'LUMINANCE_ALPHA': {format: 'LUMINANCE_ALPHA', type: ['UNSIGNED_BYTE']},
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'LUMINANCE': {format: 'LUMINANCE', type: ['UNSIGNED_BYTE']},
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'ALPHA': {format: 'ALPHA', type: ['UNSIGNED_BYTE']},
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'R8': {format: 'RED', type: ['UNSIGNED_BYTE']},
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'R16F': {format: 'RED', type: ['HALF_FLOAT', 'FLOAT']},
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'R32F': {format: 'RED', type: ['FLOAT']},
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'R8UI': {format: 'RED_INTEGER', type: ['UNSIGNED_BYTE']},
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'RG8': {format: 'RG', type: ['UNSIGNED_BYTE']},
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'RG16F': {format: 'RG', type: ['HALF_FLOAT', 'FLOAT']},
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'RG32F': {format: 'RG', type: ['FLOAT']},
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'RG8UI': {format: 'RG_INTEGER', type: ['UNSIGNED_BYTE']},
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'RGB8': {format: 'RGB', type: ['UNSIGNED_BYTE']},
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'SRGB8': {format: 'RGB', type: ['UNSIGNED_BYTE']},
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'RGB565': {format: 'RGB', type: ['RGB', 'UNSIGNED_BYTE', 'UNSIGNED_SHORT_5_6_5']},
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'R11F_G11F_B10F': {format: 'RGB', type: ['UNSIGNED_INT_10F_11F_11F_REV', 'HALF_FLOAT', 'FLOAT']},
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'RGB9_E5': {format: 'RGB', type: ['HALF_FLOAT', 'FLOAT']},
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'RGB16F': {format: 'RGB', type: ['HALF_FLOAT', 'FLOAT']},
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'RGB32F': {format: 'RGB', type: ['FLOAT']},
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'RGB8UI': {format: 'RGB_INTEGER', type: ['UNSIGNED_BYTE']},
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'RGBA8': {format: 'RGBA', type: ['UNSIGNED_BYTE']},
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'SRGB8_ALPHA8': {format: 'RGBA', type: ['UNSIGNED_BYTE']},
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'RGB5_A1': {format: 'RGBA', type: ['UNSIGNED_BYTE', 'UNSIGNED_SHORT_5_5_5_1']},
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'RGB10_A2': {format: 'RGBA', type: ['UNSIGNED_INT_2_10_10_10_REV']},
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'RGBA4': {format: 'RGBA', type: ['UNSIGNED_BYTE', 'UNSIGNED_SHORT_4_4_4_4']},
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'RGBA16F': {format: 'RGBA', type: ['HALF_FLOAT', 'FLOAT']},
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'RGBA32F': {format: 'RGBA', type: ['FLOAT']},
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'RGBA8UI': {format: 'RGBA_INTEGER', type: ['UNSIGNED_BYTE']}
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}
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}
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static WebGLFormat () {
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let internalformat = random.item(Object.keys(this.internalFormat))
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let format = this.internalFormat[internalformat].format
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let type = random.item(this.internalFormat[internalformat].type)
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return [internalformat, format, type]
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}
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static textureSources () {
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let sources = [
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'HTMLCanvasElement',
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'HTMLImageElement',
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'HTMLVideoElement',
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'ImageData'
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]
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return random.item(sources)
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}
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static parseUniforms (shader) {
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let names = []
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let result = shader.match(/uniform .* (\w+)(?=;)/gm)
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if (result) {
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result.forEach((v) => names.push(v.split(' ').pop()))
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}
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return names
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}
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static parseAttributes (shader) {
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let names = []
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let result = shader.match(/attribute .* (\w+)(?=;)/gm)
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if (result) {
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result.forEach((v) => names.push(v.split(' ').pop()))
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}
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return names
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}
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static parseFrag (shader) {
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return shader.match(/(gl_Frag[^[ =]+)/gm)
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}
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static randomBitmask () {
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return parseInt((random.subset([1, 0], 8).join('')))
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}
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static randomBufferTarget (isWebGL2) {
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let target = [
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'ARRAY_BUFFER',
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'ELEMENT_ARRAY_BUFFER'
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]
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if (isWebGL2) {
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target.extend([
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'COPY_READ_BUFFER',
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'COPY_WRITE_BUFFER',
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'TRANSFORM_FEEDBACK_BUFFER',
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'UNIFORM_BUFFER',
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'PIXEL_PACK_BUFFER',
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'PIXEL_UNPACK_BUFFER'
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])
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}
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return random.item(target)
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}
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static randomTexParameter (isWebGL2) {
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let pname = [
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'TEXTURE_MAG_FILTER',
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'TEXTURE_MIN_FILTER',
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'TEXTURE_WRAP_S',
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'TEXTURE_WRAP_T'
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]
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if (isWebGL2) {
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pname.extend([
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'TEXTURE_BASE_LEVEL',
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'TEXTURE_COMPARE_FUNC',
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'TEXTURE_COMPARE_MODE',
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'TEXTURE_MAX_LEVEL',
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'TEXTURE_MAX_LOD',
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'TEXTURE_MIN_LOD',
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'TEXTURE_WRAP_R'
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])
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}
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return random.item(pname)
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}
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static randomTexParameterValue (isWebGL2) {
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let pnameparam = {
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'TEXTURE_MAG_FILTER': [
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'LINEAR',
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'NEAREST'
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],
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'TEXTURE_MIN_FILTER': [
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'LINEAR',
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'NEAREST',
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'NEAREST_MIPMAP_NEAREST',
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'LINEAR_MIPMAP_NEAREST',
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'NEAREST_MIPMAP_LINEA',
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'LINEAR_MIPMAP_LINEAR'
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],
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'TEXTURE_WRAP_S': [
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'REPEAT',
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'CLAMP_TO_EDGE',
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'MIRRORED_REPEAT'
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],
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'TEXTURE_WRAP_T': [
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'REPEAT',
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'CLAMP_TO_EDGE',
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'MIRRORED_REPEAT'
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]
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}
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if (isWebGL2) {
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pnameparam = Object.assign(
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pnameparam,
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{
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'TEXTURE_BASE_LEVEL': [
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make.number.any()
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],
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'TEXTURE_COMPARE_FUNC': [
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'LEQUAL',
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'GEQUAL',
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'LESS',
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'GREATER',
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'EQUAL',
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'NOTEQUAL',
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'ALWAYS',
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'NEVER'
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],
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'TEXTURE_COMPARE_MODE': [
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'NONE',
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'COMPARE_REF_TO_TEXTURE'
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],
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'TEXTURE_MAX_LEVEL': [
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make.number.any()
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],
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'TEXTURE_MAX_LOD': [
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make.number.float()
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],
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'TEXTURE_MIN_LOD': [
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make.number.float()
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],
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'TEXTURE_WRAP_R': [
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'REPEAT',
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'CLAMP_TO_EDGE',
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'MIRRORED_REPEAT'
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]
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}
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)
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}
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let pname = random.item(Object.keys(pnameparam))
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let param = random.item(pnameparam[pname])
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return [pname, param]
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}
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static randomBlendMode (isWebGL2) {
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let mode = [
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'FUNC_ADD',
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'FUNC_SUBTRACT',
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'FUNC_REVERSE_SUBTRACT'
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]
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if (isWebGL2) {
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mode.extend([
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'MIN',
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'MAX'
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])
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}
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return random.item(mode)
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}
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static randomBlendFactor (isWebGL2) {
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let factor = [
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'ZERO',
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'ONE',
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'SRC_COLOR',
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'ONE_MINUS_SRC_COLOR',
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'DST_COLOR',
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'ONE_MINUS_DST_COLOR',
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'SRC_ALPHA',
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'ONE_MINUS_SRC_ALPHA',
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'DST_ALPHA',
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'ONE_MINUS_DST_ALPHA',
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'CONSTANT_COLOR',
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'ONE_MINUS_CONSTANT_COLOR',
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'CONSTANT_ALPHA',
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'ONE_MINUS_CONSTANT_ALPHA',
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'SRC_ALPHA_SATURATE'
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]
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return random.item(factor)
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}
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static randomFace (isWebGL2) {
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let mode = [
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'FRONT',
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'BACK',
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'FRONT_AND_BACK'
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]
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return random.item(mode)
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}
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static randomTexImage2DTarget (isWebGL2) {
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let target = [
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'TEXTURE_2D',
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'TEXTURE_CUBE_MAP_POSITIVE_X',
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'TEXTURE_CUBE_MAP_NEGATIVE_X',
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'TEXTURE_CUBE_MAP_POSITIVE_Y',
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'TEXTURE_CUBE_MAP_NEGATIVE_Y',
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'TEXTURE_CUBE_MAP_POSITIVE_Z',
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'TEXTURE_CUBE_MAP_NEGATIVE_Z'
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]
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return random.item(target)
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}
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static randomTextureTarget (isWebGL2) {
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let target = [
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'TEXTURE_2D',
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'TEXTURE_CUBE_MAP'
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]
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if (isWebGL2) {
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target.extend([
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'TEXTURE_3D',
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'TEXTURE_2D_ARRAY'
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])
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}
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return random.item(target)
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}
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static randomFunc (isWebGL2) {
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let func = [
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'NEVER',
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'LESS',
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'EQUAL',
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'LEQUAL',
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'GREATER',
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'NOTEQUAL',
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'GEQUAL',
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'ALWAYS'
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]
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return random.item(func)
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}
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static randomCap (isWebGL2) {
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let cap = [
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'BLEND',
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'CULL_FACE',
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'DEPTH_TEST',
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'DITHER',
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'POLYGON_OFFSET_FILL',
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'SAMPLE_ALPHA_TO_COVERAGE',
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'SAMPLE_COVERAGE',
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'SCISSOR_TEST',
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'STENCIL_TEST'
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]
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if (isWebGL2) {
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cap.extend([
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'RASTERIZER_DISCARD'
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])
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}
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return random.item(cap)
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}
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static randomPrimitive (isWebGL2) {
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let mode = [
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'POINTS',
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'LINE_STRIP',
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'LINE_LOOP',
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'LINES',
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'TRIANGLE_STRIP',
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'TRIANGLE_FAN',
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'TRIANGLES'
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]
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return random.item(mode)
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}
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static randomTextureAttachment (isWebGL2) {
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let attachment = [
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'COLOR_ATTACHMENT0',
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'DEPTH_ATTACHMENT',
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'STENCIL_ATTACHMENT',
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'DEPTH_STENCIL_ATTACHMENT'
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]
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if (isWebGL2) {
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attachment.extend([
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'COLOR_ATTACHMENT' + random.range(0, 15)
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])
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}
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return random.item(attachment)
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}
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static randomAttachmentQuery (isWebGL2) {
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let pname = [
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'FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE',
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'FRAMEBUFFER_ATTACHMENT_OBJECT_NAME',
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'FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL',
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'FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE'
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]
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if (isWebGL2) {
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pname.extend([
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'FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE',
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'FRAMEBUFFER_ATTACHMENT_BLUE_SIZE',
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'FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING',
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'FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE',
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'FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE',
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'FRAMEBUFFER_ATTACHMENT_GREEN_SIZE',
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'FRAMEBUFFER_ATTACHMENT_RED_SIZE',
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'FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE',
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'FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER'
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])
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}
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return random.item(pname)
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}
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static randomShaderPrecision (isWebGL2) {
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let precisiontype = [
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'LOW_FLOAT',
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'MEDIUM_FLOAT',
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'HIGH_FLOAT',
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'LOW_INT',
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'MEDIUM_INT',
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'HIGH_INT'
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]
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return random.item(precisiontype)
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}
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static randomStencilRefParameter (isWebGL2) {
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let param = [
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'STENCIL_FUNC',
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'STENCIL_VALUE_MASK',
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'STENCIL_REF',
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'STENCIL_BACK_FUNC',
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'STENCIL_BACK_VALUE_MASK',
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'STENCIL_BACK_REF',
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'STENCIL_BITS'
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]
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return random.item(param)
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}
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static randomStencilMaskParameter (isWebGL2) {
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let param = [
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'STENCIL_WRITEMASK',
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'STENCIL_BACK_WRITEMASK',
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'STENCIL_BITS'
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]
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return random.item(param)
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}
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static randomVertexAttribParameter (isWebGL2) {
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let pname = [
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'VERTEX_ATTRIB_ARRAY_BUFFER_BINDING',
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'VERTEX_ATTRIB_ARRAY_ENABLED',
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'VERTEX_ATTRIB_ARRAY_SIZE',
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'VERTEX_ATTRIB_ARRAY_STRIDE',
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'VERTEX_ATTRIB_ARRAY_TYPE',
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'VERTEX_ATTRIB_ARRAY_NORMALIZED',
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'CURRENT_VERTEX_ATTRIB'
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]
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if (isWebGL2) {
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pname.extend([
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'VERTEX_ATTRIB_ARRAY_INTEGER',
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'VERTEX_ATTRIB_ARRAY_DIVISOR',
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'VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE'
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])
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}
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return random.item(pname)
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}
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static randomHint (isWebGL2) {
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let target = [
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'GENERATE_MIPMAP_HINT'
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]
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if (isWebGL2) {
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target.extend([
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'FRAGMENT_SHADER_DERIVATIVE_HINT'
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])
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}
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return random.item(target)
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}
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static randomHintMode (isWebGL2) {
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let mode = [
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'FASTEST',
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'NICEST',
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'DONT_CARE'
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]
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return random.item(mode)
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}
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static randomPixelStorage (isWebGL2) {
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let pname = {
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'PACK_ALIGNMENT': random.item([1, 2, 4, 8]),
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'UNPACK_ALIGNMENT': random.item([1, 2, 4, 8]),
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'UNPACK_FLIP_Y_WEBGL': random.bool(),
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'UNPACK_PREMULTIPLY_ALPHA_WEBGL': random.bool(),
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'UNPACK_COLORSPACE_CONVERSION_WEBGL': random.item([0, 0x9244])
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}
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if (isWebGL2) {
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Object.assign(
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pname,
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{
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'PACK_ROW_LENGTH': make.number.any(),
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'PACK_SKIP_PIXELS': make.number.any(),
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'PACK_SKIP_ROWS': make.number.any(),
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'UNPACK_ROW_LENGTH': make.number.any(),
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'UNPACK_IMAGE_HEIGHT': make.number.any(),
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'UNPACK_SKIP_PIXELS': make.number.any(),
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'UNPACK_SKIP_ROWS': make.number.any(),
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'UNPACK_SKIP_IMAGES': make.number.any()
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}
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)
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}
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let name = random.item(Object.keys(pname))
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return [name, pname[name]]
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}
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static randomStencilAction (isWebGL2) {
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let action = [
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'KEEP',
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'ZERO',
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'REPLACE',
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'INCR',
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'INCR_WRAP',
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'DECR',
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'DECR_WRAP',
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'INVERT'
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]
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return random.item(action)
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}
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static randomQueryTarget (isWebGL2) {
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let target = [
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'ANY_SAMPLES_PASSED',
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'ANY_SAMPLES_PASSED_CONSERVATIVE',
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'TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN'
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]
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return random.item(target)
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}
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static randomQueryPname (isWebGL2) {
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let pname = [
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'CURRENT_QUERY',
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'QUERY_RESULT',
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'QUERY_RESULT_AVAILABLE'
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]
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return random.item(pname)
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}
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static randomSamplerParameter (isWebGL2) {
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let pname = [
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'TEXTURE_MAG_FILTER',
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'TEXTURE_MIN_FILTER',
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'TEXTURE_WRAP_S',
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'TEXTURE_WRAP_T',
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'TEXTURE_BASE_LEVEL',
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'TEXTURE_COMPARE_FUNC',
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'TEXTURE_COMPARE_MODE',
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'TEXTURE_MAX_LEVEL',
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'TEXTURE_WRAP_R',
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'TEXTURE_MAX_LOD',
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'TEXTURE_MIN_LOD',
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'TEXTURE_MAX_ANISOTROPY_EXT'
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]
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return random.item(pname)
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}
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static randomSyncParameter (isWebGL2) {
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let pname = [
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'OBJECT_TYPE',
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'SYNC_STATUS',
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'SYNC_CONDITION',
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'SYNC_FLAGS'
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]
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return random.item(pname)
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}
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static randomClearBuffer (isWebGL2) {
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let buffer = [
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'COLOR',
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'DEPTH',
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'STENCIL',
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'DEPTH_STENCIL'
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]
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return random.item(buffer)
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}
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static randomBindBufferTarget (isWebGL2) {
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let target = [
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'TRANSFORM_FEEDBACK_BUFFER',
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'UNIFORM_BUFFER'
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]
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return random.item(target)
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}
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static randomIndexedParameterTarget (isWebGL2) {
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let target = [
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'TRANSFORM_FEEDBACK_BUFFER_BINDING',
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'TRANSFORM_FEEDBACK_BUFFER_SIZE',
|
|
'TRANSFORM_FEEDBACK_BUFFER_START',
|
|
'UNIFORM_BUFFER_BINDING',
|
|
'UNIFORM_BUFFER_SIZE',
|
|
'UNIFORM_BUFFER_START'
|
|
]
|
|
return random.item(target)
|
|
}
|
|
|
|
static randomUniformParameter (isWebGL2) {
|
|
let pname = [
|
|
'UNIFORM_TYPE',
|
|
'UNIFORM_SIZE',
|
|
'UNIFORM_BLOCK_INDEX',
|
|
'UNIFORM_OFFSET',
|
|
'UNIFORM_ARRAY_STRIDE',
|
|
'UNIFORM_MATRIX_STRIDE',
|
|
'UNIFORM_IS_ROW_MAJOR'
|
|
]
|
|
return random.item(pname)
|
|
}
|
|
|
|
static randomUniformBlockParameter (isWebGL2) {
|
|
let pname = [
|
|
'UNIFORM_BLOCK_BINDING',
|
|
'UNIFORM_BLOCK_DATA_SIZE',
|
|
'UNIFORM_BLOCK_ACTIVE_UNIFORMS',
|
|
'UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES',
|
|
'UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER',
|
|
'UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER'
|
|
]
|
|
return random.item(pname)
|
|
}
|
|
|
|
static randomPixelDatatype (isWebGL2) {
|
|
let type = [
|
|
'UNSIGNED_BYTE',
|
|
'UNSIGNED_SHORT',
|
|
'UNSIGNED_SHORT_5_6_5',
|
|
'UNSIGNED_SHORT_4_4_4_4',
|
|
'UNSIGNED_SHORT_5_5_5_1',
|
|
'UNSIGNED_INT',
|
|
'FLOAT'
|
|
]
|
|
return random.item(type)
|
|
}
|
|
|
|
static randomBufferUsage (isWebGL2) {
|
|
let usage = [
|
|
'STATIC_DRAW',
|
|
'DYNAMIC_DRAW',
|
|
'STREAM_DRAW'
|
|
]
|
|
if (isWebGL2) {
|
|
usage.extend([
|
|
'STATIC_READ',
|
|
'DYNAMIC_READ',
|
|
'STREAM_READ',
|
|
'STATIC_COPY',
|
|
'DYNAMIC_COPY',
|
|
'STREAM_COPY'
|
|
])
|
|
}
|
|
return random.item(usage)
|
|
}
|
|
|
|
static randomParameter (isWebGL2) {
|
|
let pname = [
|
|
'ACTIVE_TEXTURE',
|
|
'ALIASED_LINE_WIDTH_RANGE',
|
|
'ALIASED_POINT_SIZE_RANGE',
|
|
'ALPHA_BITS',
|
|
'ARRAY_BUFFER_BINDING',
|
|
'BLEND',
|
|
'BLEND_COLOR',
|
|
'BLEND_DST_ALPHA',
|
|
'BLEND_DST_RGB',
|
|
'BLEND_EQUATION_ALPHA',
|
|
'BLEND_EQUATION_RGB',
|
|
'BLEND_SRC_ALPHA',
|
|
'BLEND_SRC_RGB',
|
|
'BLUE_BITS',
|
|
'COLOR_CLEAR_VALUE',
|
|
'COLOR_WRITEMASK',
|
|
'COMPRESSED_TEXTURE_FORMATS',
|
|
'CULL_FACE',
|
|
'CULL_FACE_MODE',
|
|
'CURRENT_PROGRAM',
|
|
'DEPTH_BITS',
|
|
'DEPTH_CLEAR_VALUE',
|
|
'DEPTH_FUNC',
|
|
'DEPTH_RANGE',
|
|
'DEPTH_TEST',
|
|
'DEPTH_WRITEMASK',
|
|
'DITHER',
|
|
'ELEMENT_ARRAY_BUFFER_BINDING',
|
|
'FRAMEBUFFER_BINDING',
|
|
'FRONT_FACE',
|
|
'GENERATE_MIPMAP_HINT',
|
|
'GREEN_BITS',
|
|
'IMPLEMENTATION_COLOR_READ_FORMAT',
|
|
'IMPLEMENTATION_COLOR_READ_TYPE',
|
|
'LINE_WIDTH',
|
|
'MAX_COMBINED_TEXTURE_IMAGE_UNITS',
|
|
'MAX_CUBE_MAP_TEXTURE_SIZE',
|
|
'MAX_FRAGMENT_UNIFORM_VECTORS',
|
|
'MAX_RENDERBUFFER_SIZE',
|
|
'MAX_TEXTURE_IMAGE_UNITS',
|
|
'MAX_TEXTURE_SIZE',
|
|
'MAX_VARYING_VECTORS',
|
|
'MAX_VERTEX_ATTRIBS',
|
|
'MAX_VERTEX_TEXTURE_IMAGE_UNITS',
|
|
'MAX_VERTEX_UNIFORM_VECTORS',
|
|
'MAX_VIEWPORT_DIMS',
|
|
'PACK_ALIGNMENT',
|
|
'POLYGON_OFFSET_FACTOR',
|
|
'POLYGON_OFFSET_FILL',
|
|
'POLYGON_OFFSET_UNITS',
|
|
'RED_BITS',
|
|
'RENDERBUFFER_BINDING',
|
|
'RENDERER',
|
|
'SAMPLE_ALPHA_TO_COVERAGE',
|
|
'SAMPLE_BUFFERS',
|
|
'SAMPLE_COVERAGE',
|
|
'SAMPLE_COVERAGE_INVERT',
|
|
'SAMPLE_COVERAGE_VALUE',
|
|
'SAMPLES',
|
|
'SCISSOR_BOX',
|
|
'SCISSOR_TEST',
|
|
'SHADING_LANGUAGE_VERSION',
|
|
'STENCIL_BACK_FAIL',
|
|
'STENCIL_BACK_FUNC',
|
|
'STENCIL_BACK_PASS_DEPTH_FAIL',
|
|
'STENCIL_BACK_PASS_DEPTH_PASS',
|
|
'STENCIL_BACK_REF',
|
|
'STENCIL_BACK_VALUE_MASK',
|
|
'STENCIL_BACK_WRITEMASK',
|
|
'STENCIL_BITS',
|
|
'STENCIL_CLEAR_VALUE',
|
|
'STENCIL_FAIL',
|
|
'STENCIL_FUNC',
|
|
'STENCIL_PASS_DEPTH_FAIL',
|
|
'STENCIL_PASS_DEPTH_PASS',
|
|
'STENCIL_REF',
|
|
'STENCIL_TEST',
|
|
'STENCIL_VALUE_MASK',
|
|
'STENCIL_WRITEMASK',
|
|
'SUBPIXEL_BITS',
|
|
'TEXTURE_BINDING_2D',
|
|
'TEXTURE_BINDING_CUBE_MAP',
|
|
'UNPACK_ALIGNMENT',
|
|
'UNPACK_COLORSPACE_CONVERSION_WEBGL',
|
|
'UNPACK_FLIP_Y_WEBGL',
|
|
'UNPACK_PREMULTIPLY_ALPHA_WEBGL',
|
|
'VENDOR',
|
|
'VERSION',
|
|
'VIEWPORT',
|
|
'VERSION',
|
|
'SHADING_LANGUAGE_VERSION',
|
|
'VENDOR',
|
|
'RENDERER'
|
|
]
|
|
|
|
if (isWebGL2) {
|
|
pname.extends([
|
|
'COPY_READ_BUFFER_BINDING',
|
|
'COPY_WRITE_BUFFER_BINDING',
|
|
'DRAW_BUFFERi',
|
|
'DRAW_FRAMEBUFFER_BINDING',
|
|
'FRAGMENT_SHADER_DERIVATIVE_HINT',
|
|
'MAX_3D_TEXTURE_SIZE',
|
|
'MAX_ARRAY_TEXTURE_LAYERS',
|
|
'MAX_CLIENT_WAIT_TIMEOUT_WEBGL',
|
|
'MAX_COLOR_ATTACHMENTS',
|
|
'MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS',
|
|
'MAX_COMBINED_UNIFORM_BLOCKS',
|
|
'MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS',
|
|
'MAX_DRAW_BUFFERS',
|
|
'MAX_ELEMENT_INDEX',
|
|
'MAX_ELEMENTS_INDICE',
|
|
'MAX_ELEMENTS_VERTICES',
|
|
'MAX_FRAGMENT_INPUT_COMPONENTS',
|
|
'MAX_FRAGMENT_UNIFORM_BLOCKS',
|
|
'MAX_FRAGMENT_UNIFORM_COMPONENTS',
|
|
'MAX_PROGRAM_TEXEL_OFFSET',
|
|
'MAX_SAMPLES',
|
|
'MAX_SERVER_WAIT_TIMEOUT',
|
|
'MAX_TEXTURE_LOD_BIAS',
|
|
'MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS',
|
|
'MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS',
|
|
'MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS',
|
|
'MAX_UNIFORM_BLOCK_SIZE',
|
|
'MAX_UNIFORM_BUFFER_BINDINGS',
|
|
'MAX_VARYING_COMPONENTS',
|
|
'MAX_VERTEX_OUTPUT_COMPONENTS',
|
|
'MAX_VERTEX_UNIFORM_BLOCKS',
|
|
'MAX_VERTEX_UNIFORM_COMPONENTS',
|
|
'MIN_PROGRAM_TEXEL_OFFSET',
|
|
'PACK_ROW_LENGTH',
|
|
'PACK_SKIP_PIXELS',
|
|
'PACK_SKIP_ROWS',
|
|
'PIXEL_PACK_BUFFER_BINDING',
|
|
'PIXEL_UNPACK_BUFFER_BINDING',
|
|
'RASTERIZER_DISCARD',
|
|
'READ_BUFFER',
|
|
'READ_FRAMEBUFFER_BINDING',
|
|
'SAMPLER_BINDING',
|
|
'TEXTURE_BINDING_2D_ARRAY',
|
|
'TEXTURE_BINDING_3D',
|
|
'TRANSFORM_FEEDBACK_ACTIVE',
|
|
'TRANSFORM_FEEDBACK_BINDING',
|
|
'TRANSFORM_FEEDBACK_BUFFER_BINDING',
|
|
'TRANSFORM_FEEDBACK_PAUSED',
|
|
'UNIFORM_BUFFER_BINDING',
|
|
'UNIFORM_BUFFER_OFFSET_ALIGNMENT',
|
|
'UNPACK_IMAGE_HEIGHT',
|
|
'UNPACK_ROW_LENGTH',
|
|
'UNPACK_SKIP_IMAGES',
|
|
'UNPACK_SKIP_PIXELS',
|
|
'UNPACK_SKIP_ROWS',
|
|
'VERTEX_ARRAY_BINDING'
|
|
])
|
|
}
|
|
return random.item(pname)
|
|
}
|
|
|
|
static randomProgramParameter () {
|
|
let pname = [
|
|
'DELETE_STATUS',
|
|
'LINK_STATUS',
|
|
'VALIDATE_STATUS',
|
|
'ATTACHED_SHADERS',
|
|
'ACTIVE_ATTRIBUTES',
|
|
'ACTIVE_UNIFORMS',
|
|
'TRANSFORM_FEEDBACK_BUFFER_MODE',
|
|
'TRANSFORM_FEEDBACK_VARYINGS',
|
|
'ACTIVE_UNIFORM_BLOCKS'
|
|
]
|
|
return random.item(pname)
|
|
}
|
|
|
|
static randomRenderBufferParameter () {
|
|
let pname = [
|
|
'RENDERBUFFER_WIDTH',
|
|
'RENDERBUFFER_HEIGHT',
|
|
'RENDERBUFFER_INTERNAL_FORMAT',
|
|
'RENDERBUFFER_RED_SIZE',
|
|
'RENDERBUFFER_GREEN_SIZE',
|
|
'RENDERBUFFER_BLUE_SIZE',
|
|
'RENDERBUFFER_ALPHA_SIZE',
|
|
'RENDERBUFFER_DEPTH_SIZE',
|
|
'RENDERBUFFER_STENCIL_SIZE'
|
|
]
|
|
return random.item(pname)
|
|
}
|
|
}
|
|
|
|
module.exports = webgl
|