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Core PixiJS

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pixijs/pixijs

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{"version":3,"file":"mapTypeAndFormatToInternalFormat.js","sources":["../../../src/textures/utils/mapTypeAndFormatToInternalFormat.ts"],"sourcesContent":["import { FORMATS, TYPES } from '@pixi/constants';\n\n/**\n * Returns a lookup table that maps each type-format pair to a compatible internal format.\n * @memberof PIXI\n * @function mapTypeAndFormatToInternalFormat\n * @private\n * @param {WebGLRenderingContext} gl - The rendering context.\n * @returns Lookup table.\n */\nexport function mapTypeAndFormatToInternalFormat(gl: WebGLRenderingContextBase):\n{ [type: number]: { [format: number]: number } }\n{\n let table;\n\n if ('WebGL2RenderingContext' in globalThis && gl instanceof globalThis.WebGL2RenderingContext)\n {\n table = {\n [TYPES.UNSIGNED_BYTE]: {\n [FORMATS.RGBA]: gl.RGBA8,\n [FORMATS.RGB]: gl.RGB8,\n [FORMATS.RG]: gl.RG8,\n [FORMATS.RED]: gl.R8,\n [FORMATS.RGBA_INTEGER]: gl.RGBA8UI,\n [FORMATS.RGB_INTEGER]: gl.RGB8UI,\n [FORMATS.RG_INTEGER]: gl.RG8UI,\n [FORMATS.RED_INTEGER]: gl.R8UI,\n [FORMATS.ALPHA]: gl.ALPHA,\n [FORMATS.LUMINANCE]: gl.LUMINANCE,\n [FORMATS.LUMINANCE_ALPHA]: gl.LUMINANCE_ALPHA,\n },\n [TYPES.BYTE]: {\n [FORMATS.RGBA]: gl.RGBA8_SNORM,\n [FORMATS.RGB]: gl.RGB8_SNORM,\n [FORMATS.RG]: gl.RG8_SNORM,\n [FORMATS.RED]: gl.R8_SNORM,\n [FORMATS.RGBA_INTEGER]: gl.RGBA8I,\n [FORMATS.RGB_INTEGER]: gl.RGB8I,\n [FORMATS.RG_INTEGER]: gl.RG8I,\n [FORMATS.RED_INTEGER]: gl.R8I,\n },\n [TYPES.UNSIGNED_SHORT]: {\n [FORMATS.RGBA_INTEGER]: gl.RGBA16UI,\n [FORMATS.RGB_INTEGER]: gl.RGB16UI,\n [FORMATS.RG_INTEGER]: gl.RG16UI,\n [FORMATS.RED_INTEGER]: gl.R16UI,\n [FORMATS.DEPTH_COMPONENT]: gl.DEPTH_COMPONENT16,\n },\n [TYPES.SHORT]: {\n [FORMATS.RGBA_INTEGER]: gl.RGBA16I,\n [FORMATS.RGB_INTEGER]: gl.RGB16I,\n [FORMATS.RG_INTEGER]: gl.RG16I,\n [FORMATS.RED_INTEGER]: gl.R16I,\n },\n [TYPES.UNSIGNED_INT]: {\n [FORMATS.RGBA_INTEGER]: gl.RGBA32UI,\n [FORMATS.RGB_INTEGER]: gl.RGB32UI,\n [FORMATS.RG_INTEGER]: gl.RG32UI,\n [FORMATS.RED_INTEGER]: gl.R32UI,\n [FORMATS.DEPTH_COMPONENT]: gl.DEPTH_COMPONENT24,\n },\n [TYPES.INT]: {\n [FORMATS.RGBA_INTEGER]: gl.RGBA32I,\n [FORMATS.RGB_INTEGER]: gl.RGB32I,\n [FORMATS.RG_INTEGER]: gl.RG32I,\n [FORMATS.RED_INTEGER]: gl.R32I,\n },\n [TYPES.FLOAT]: {\n [FORMATS.RGBA]: gl.RGBA32F,\n [FORMATS.RGB]: gl.RGB32F,\n [FORMATS.RG]: gl.RG32F,\n [FORMATS.RED]: gl.R32F,\n [FORMATS.DEPTH_COMPONENT]: gl.DEPTH_COMPONENT32F,\n },\n [TYPES.HALF_FLOAT]: {\n [FORMATS.RGBA]: gl.RGBA16F,\n [FORMATS.RGB]: gl.RGB16F,\n [FORMATS.RG]: gl.RG16F,\n [FORMATS.RED]: gl.R16F,\n },\n [TYPES.UNSIGNED_SHORT_5_6_5]: {\n [FORMATS.RGB]: gl.RGB565,\n },\n [TYPES.UNSIGNED_SHORT_4_4_4_4]: {\n [FORMATS.RGBA]: gl.RGBA4,\n },\n [TYPES.UNSIGNED_SHORT_5_5_5_1]: {\n [FORMATS.RGBA]: gl.RGB5_A1,\n },\n [TYPES.UNSIGNED_INT_2_10_10_10_REV]: {\n [FORMATS.RGBA]: gl.RGB10_A2,\n [FORMATS.RGBA_INTEGER]: gl.RGB10_A2UI,\n },\n [TYPES.UNSIGNED_INT_10F_11F_11F_REV]: {\n [FORMATS.RGB]: gl.R11F_G11F_B10F,\n },\n [TYPES.UNSIGNED_INT_5_9_9_9_REV]: {\n [FORMATS.RGB]: gl.RGB9_E5,\n },\n [TYPES.UNSIGNED_INT_24_8]: {\n [FORMATS.DEPTH_STENCIL]: gl.DEPTH24_STENCIL8,\n },\n [TYPES.FLOAT_32_UNSIGNED_INT_24_8_REV]: {\n [FORMATS.DEPTH_STENCIL]: gl.DEPTH32F_STENCIL8,\n },\n };\n }\n else\n {\n table = {\n [TYPES.UNSIGNED_BYTE]: {\n [FORMATS.RGBA]: gl.RGBA,\n [FORMATS.RGB]: gl.RGB,\n [FORMATS.ALPHA]: gl.ALPHA,\n [FORMATS.LUMINANCE]: gl.LUMINANCE,\n [FORMATS.LUMINANCE_ALPHA]: gl.LUMINANCE_ALPHA,\n },\n [TYPES.UNSIGNED_SHORT_5_6_5]: {\n [FORMATS.RGB]: gl.RGB,\n },\n [TYPES.UNSIGNED_SHORT_4_4_4_4]: {\n [FORMATS.RGBA]: gl.RGBA,\n },\n [TYPES.UNSIGNED_SHORT_5_5_5_1]: {\n [FORMATS.RGBA]: gl.RGBA,\n },\n };\n }\n\n return 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