// GENERATED FILE - DO NOT EDIT. // Generated by gen_format_map.py using data from format_map_data.json. // ES3 format info from es3_format_type_combinations.json. // // Copyright 2017 The ANGLE Project Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // // format_map: // Determining the sized internal format from a (format,type) pair. // Also check es3 format combinations for validity. #include "angle_gl.h" #include "common/debug.h" namespace gl { GLenum GetSizedFormatInternal(GLenum format, GLenum type) { switch (format) { case GL_ALPHA: switch (type) { case GL_FLOAT: return GL_ALPHA32F_EXT; case GL_HALF_FLOAT: return GL_ALPHA16F_EXT; case GL_HALF_FLOAT_OES: return GL_ALPHA16F_EXT; case GL_UNSIGNED_BYTE: return GL_ALPHA8_EXT; default: break; } break; case GL_BGRA_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_BGRA8_EXT; case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: return GL_BGR5_A1_ANGLEX; case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: return GL_BGRA4_ANGLEX; case GL_UNSIGNED_SHORT_5_6_5: return GL_BGR565_ANGLEX; default: break; } break; case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; default: break; } break; case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE; default: break; } break; case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE; default: break; } break; case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_RGB_S3TC_DXT1_EXT; default: break; } break; case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT; default: break; } break; case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT; default: break; } break; case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT; default: break; } break; case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_COMPRESSED_SRGB_S3TC_DXT1_EXT; default: break; } break; case GL_DEPTH_COMPONENT: switch (type) { case GL_FLOAT: return GL_DEPTH_COMPONENT32F; case GL_UNSIGNED_INT: return GL_DEPTH_COMPONENT32_OES; case GL_UNSIGNED_SHORT: return GL_DEPTH_COMPONENT16; default: break; } break; case GL_DEPTH_STENCIL: switch (type) { case GL_FLOAT_32_UNSIGNED_INT_24_8_REV: return GL_DEPTH32F_STENCIL8; case GL_UNSIGNED_INT_24_8: return GL_DEPTH24_STENCIL8; default: break; } break; case GL_LUMINANCE: switch (type) { case GL_FLOAT: return GL_LUMINANCE32F_EXT; case GL_HALF_FLOAT: return GL_LUMINANCE16F_EXT; case GL_HALF_FLOAT_OES: return GL_LUMINANCE16F_EXT; case GL_UNSIGNED_BYTE: return GL_LUMINANCE8_EXT; default: break; } break; case GL_LUMINANCE_ALPHA: switch (type) { case GL_FLOAT: return GL_LUMINANCE_ALPHA32F_EXT; case GL_HALF_FLOAT: return GL_LUMINANCE_ALPHA16F_EXT; case GL_HALF_FLOAT_OES: return GL_LUMINANCE_ALPHA16F_EXT; case GL_UNSIGNED_BYTE: return GL_LUMINANCE8_ALPHA8_EXT; default: break; } break; case GL_RED: switch (type) { case GL_BYTE: return GL_R8_SNORM; case GL_FLOAT: return GL_R32F; case GL_HALF_FLOAT: return GL_R16F; case GL_HALF_FLOAT_OES: return GL_R16F; case GL_SHORT: return GL_R16_SNORM_EXT; case GL_UNSIGNED_BYTE: return GL_R8; case GL_UNSIGNED_SHORT: return GL_R16_EXT; default: break; } break; case GL_RED_INTEGER: switch (type) { case GL_BYTE: return GL_R8I; case GL_INT: return GL_R32I; case GL_SHORT: return GL_R16I; case GL_UNSIGNED_BYTE: return GL_R8UI; case GL_UNSIGNED_INT: return GL_R32UI; case GL_UNSIGNED_SHORT: return GL_R16UI; default: break; } break; case GL_RG: switch (type) { case GL_BYTE: return GL_RG8_SNORM; case GL_FLOAT: return GL_RG32F; case GL_HALF_FLOAT: return GL_RG16F; case GL_HALF_FLOAT_OES: return GL_RG16F; case GL_SHORT: return GL_RG16_SNORM_EXT; case GL_UNSIGNED_BYTE: return GL_RG8; case GL_UNSIGNED_SHORT: return GL_RG16_EXT; default: break; } break; case GL_RGB: switch (type) { case GL_BYTE: return GL_RGB8_SNORM; case GL_FLOAT: return GL_RGB32F; case GL_HALF_FLOAT: return GL_RGB16F; case GL_HALF_FLOAT_OES: return GL_RGB16F; case GL_SHORT: return GL_RGB16_SNORM_EXT; case GL_UNSIGNED_BYTE: return GL_RGB8; case GL_UNSIGNED_INT_10F_11F_11F_REV: return GL_R11F_G11F_B10F; case GL_UNSIGNED_INT_5_9_9_9_REV: return GL_RGB9_E5; case GL_UNSIGNED_SHORT: return GL_RGB16_EXT; case GL_UNSIGNED_SHORT_5_6_5: return GL_RGB565; default: break; } break; case GL_RGBA: switch (type) { case GL_BYTE: return GL_RGBA8_SNORM; case GL_FLOAT: return GL_RGBA32F; case GL_HALF_FLOAT: return GL_RGBA16F; case GL_HALF_FLOAT_OES: return GL_RGBA16F; case GL_SHORT: return GL_RGBA16_SNORM_EXT; case GL_UNSIGNED_BYTE: return GL_RGBA8; case GL_UNSIGNED_INT_2_10_10_10_REV: return GL_RGB10_A2; case GL_UNSIGNED_SHORT: return GL_RGBA16_EXT; case GL_UNSIGNED_SHORT_4_4_4_4: return GL_RGBA4; case GL_UNSIGNED_SHORT_5_5_5_1: return GL_RGB5_A1; default: break; } break; case GL_RGBA_INTEGER: switch (type) { case GL_BYTE: return GL_RGBA8I; case GL_INT: return GL_RGBA32I; case GL_SHORT: return GL_RGBA16I; case GL_UNSIGNED_BYTE: return GL_RGBA8UI; case GL_UNSIGNED_INT: return GL_RGBA32UI; case GL_UNSIGNED_INT_2_10_10_10_REV: return GL_RGB10_A2UI; case GL_UNSIGNED_SHORT: return GL_RGBA16UI; default: break; } break; case GL_RGB_INTEGER: switch (type) { case GL_BYTE: return GL_RGB8I; case GL_INT: return GL_RGB32I; case GL_SHORT: return GL_RGB16I; case GL_UNSIGNED_BYTE: return GL_RGB8UI; case GL_UNSIGNED_INT: return GL_RGB32UI; case GL_UNSIGNED_SHORT: return GL_RGB16UI; default: break; } break; case GL_RG_INTEGER: switch (type) { case GL_BYTE: return GL_RG8I; case GL_INT: return GL_RG32I; case GL_SHORT: return GL_RG16I; case GL_UNSIGNED_BYTE: return GL_RG8UI; case GL_UNSIGNED_INT: return GL_RG32UI; case GL_UNSIGNED_SHORT: return GL_RG16UI; default: break; } break; case GL_SRGB_ALPHA_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_SRGB8_ALPHA8; default: break; } break; case GL_SRGB_EXT: switch (type) { case GL_UNSIGNED_BYTE: return GL_SRGB8; default: break; } break; case GL_STENCIL: switch (type) { case GL_UNSIGNED_BYTE: return GL_STENCIL_INDEX8; default: break; } break; case GL_NONE: return GL_NONE; default: break; } return GL_NONE; } bool ValidES3Format(GLenum format) { switch (format) { case GL_ALPHA: case GL_BGRA_EXT: case GL_DEPTH_COMPONENT: case GL_DEPTH_STENCIL: case GL_LUMINANCE: case GL_LUMINANCE_ALPHA: case GL_RED: case GL_RED_INTEGER: case GL_RG: case GL_RGB: case GL_RGBA: case GL_RGBA_INTEGER: case GL_RGB_INTEGER: case GL_RG_INTEGER: case GL_SRGB_ALPHA_EXT: case GL_SRGB_EXT: return true; default: return false; } } bool ValidES3Type(GLenum type) { switch (type) { case GL_BYTE: case GL_FLOAT: case GL_FLOAT_32_UNSIGNED_INT_24_8_REV: case GL_HALF_FLOAT: case GL_HALF_FLOAT_OES: case GL_INT: case GL_SHORT: case GL_UNSIGNED_BYTE: case GL_UNSIGNED_INT: case GL_UNSIGNED_INT_10F_11F_11F_REV: case GL_UNSIGNED_INT_24_8: case GL_UNSIGNED_INT_2_10_10_10_REV: case GL_UNSIGNED_INT_5_9_9_9_REV: case GL_UNSIGNED_SHORT: case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: case GL_UNSIGNED_SHORT_4_4_4_4: case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: case GL_UNSIGNED_SHORT_5_5_5_1: case GL_UNSIGNED_SHORT_5_6_5: return true; default: return false; } } bool ValidES3FormatCombination(GLenum format, GLenum type, GLenum internalFormat) { ASSERT(ValidES3Format(format) && ValidES3Type(type)); switch (format) { case GL_RGB_INTEGER: switch (type) { case GL_INT: { switch (internalFormat) { case GL_RGB32I: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RGB16UI: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RGB16I: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RGB8UI: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RGB8I: return true; default: break; } break; } case GL_UNSIGNED_INT: { switch (internalFormat) { case GL_RGB32UI: return true; default: break; } break; } default: break; } break; case GL_RGBA_INTEGER: switch (type) { case GL_INT: { switch (internalFormat) { case GL_RGBA32I: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RGBA16UI: return true; default: break; } break; } case GL_UNSIGNED_INT_2_10_10_10_REV: { switch (internalFormat) { case GL_RGB10_A2UI: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RGBA16I: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RGBA8UI: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RGBA8I: return true; default: break; } break; } case GL_UNSIGNED_INT: { switch (internalFormat) { case GL_RGBA32UI: return true; default: break; } break; } default: break; } break; case GL_RGB: switch (type) { case GL_UNSIGNED_INT_10F_11F_11F_REV: { switch (internalFormat) { case GL_R11F_G11F_B10F: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RGB16_EXT: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RGB16_SNORM_EXT: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RGB: case GL_RGB8: case GL_RGB565: case GL_SRGB8: return true; default: break; } break; } case GL_UNSIGNED_SHORT_5_6_5: { switch (internalFormat) { case GL_RGB: case GL_RGB565: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_RGB: case GL_RGB16F: case GL_R11F_G11F_B10F: case GL_RGB9_E5: return true; default: break; } break; } case GL_HALF_FLOAT: { switch (internalFormat) { case GL_RGB16F: case GL_R11F_G11F_B10F: case GL_RGB9_E5: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_RGB: case GL_RGB32F: case GL_RGB16F: case GL_R11F_G11F_B10F: case GL_RGB9_E5: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RGB8_SNORM: return true; default: break; } break; } case GL_UNSIGNED_INT_5_9_9_9_REV: { switch (internalFormat) { case GL_RGB9_E5: return true; default: break; } break; } default: break; } break; case GL_LUMINANCE_ALPHA: switch (type) { case GL_HALF_FLOAT: { switch (internalFormat) { case GL_LUMINANCE_ALPHA: case GL_LUMINANCE_ALPHA16F_EXT: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_LUMINANCE_ALPHA: case GL_LUMINANCE_ALPHA32F_EXT: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_LUMINANCE_ALPHA: case GL_LUMINANCE8_ALPHA8_EXT: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_LUMINANCE_ALPHA: case GL_LUMINANCE_ALPHA16F_EXT: return true; default: break; } break; } default: break; } break; case GL_ALPHA: switch (type) { case GL_HALF_FLOAT: { switch (internalFormat) { case GL_ALPHA: case GL_ALPHA16F_EXT: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_ALPHA: case GL_ALPHA32F_EXT: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_ALPHA: case GL_ALPHA8_EXT: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_ALPHA: case GL_ALPHA16F_EXT: return true; default: break; } break; } default: break; } break; case GL_RGBA: switch (type) { case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RGBA16_EXT: return true; default: break; } break; } case GL_UNSIGNED_INT_2_10_10_10_REV: { switch (internalFormat) { case GL_RGB10_A2: case GL_RGB5_A1: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RGBA16_SNORM_EXT: return true; default: break; } break; } case GL_UNSIGNED_SHORT_4_4_4_4: { switch (internalFormat) { case GL_RGBA: case GL_RGBA4: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RGBA: case GL_RGBA8: case GL_RGB5_A1: case GL_RGBA4: case GL_SRGB8_ALPHA8: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_RGBA: case GL_RGBA16F: return true; default: break; } break; } case GL_HALF_FLOAT: { switch (internalFormat) { case GL_RGBA16F: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_RGBA: case GL_RGBA32F: case GL_RGBA16F: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RGBA8_SNORM: return true; default: break; } break; } case GL_UNSIGNED_SHORT_5_5_5_1: { switch (internalFormat) { case GL_RGBA: case GL_RGB5_A1: return true; default: break; } break; } default: break; } break; case GL_LUMINANCE: switch (type) { case GL_HALF_FLOAT: { switch (internalFormat) { case GL_LUMINANCE: case GL_LUMINANCE16F_EXT: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_LUMINANCE: case GL_LUMINANCE32F_EXT: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_LUMINANCE: case GL_LUMINANCE8_EXT: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_LUMINANCE: case GL_LUMINANCE16F_EXT: return true; default: break; } break; } default: break; } break; case GL_RG_INTEGER: switch (type) { case GL_INT: { switch (internalFormat) { case GL_RG32I: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RG16UI: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RG16I: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RG8UI: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RG8I: return true; default: break; } break; } case GL_UNSIGNED_INT: { switch (internalFormat) { case GL_RG32UI: return true; default: break; } break; } default: break; } break; case GL_RED_INTEGER: switch (type) { case GL_INT: { switch (internalFormat) { case GL_R32I: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_R16UI: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_R16I: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_R8UI: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_R8I: return true; default: break; } break; } case GL_UNSIGNED_INT: { switch (internalFormat) { case GL_R32UI: return true; default: break; } break; } default: break; } break; case GL_RED: switch (type) { case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_R16_EXT: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_R16_SNORM_EXT: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_RED: case GL_R32F: case GL_R16F: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_RED: case GL_R16F: return true; default: break; } break; } case GL_HALF_FLOAT: { switch (internalFormat) { case GL_RED: case GL_R16F: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RED: case GL_R8: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_R8_SNORM: return true; default: break; } break; } default: break; } break; case GL_DEPTH_COMPONENT: switch (type) { case GL_UNSIGNED_INT: { switch (internalFormat) { case GL_DEPTH_COMPONENT: case GL_DEPTH_COMPONENT24: case GL_DEPTH_COMPONENT16: return true; default: break; } break; } case GL_UNSIGNED_INT_24_8: { switch (internalFormat) { case GL_DEPTH_COMPONENT32_OES: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_DEPTH_COMPONENT32F: return true; default: break; } break; } case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_DEPTH_COMPONENT: case GL_DEPTH_COMPONENT16: return true; default: break; } break; } default: break; } break; case GL_DEPTH_STENCIL: switch (type) { case GL_UNSIGNED_INT_24_8: { switch (internalFormat) { case GL_DEPTH_STENCIL: case GL_DEPTH24_STENCIL8: return true; default: break; } break; } case GL_FLOAT_32_UNSIGNED_INT_24_8_REV: { switch (internalFormat) { case GL_DEPTH32F_STENCIL8: return true; default: break; } break; } default: break; } break; case GL_SRGB_EXT: switch (type) { case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_SRGB_EXT: case GL_SRGB8: return true; default: break; } break; } default: break; } break; case GL_SRGB_ALPHA_EXT: switch (type) { case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_SRGB_ALPHA_EXT: case GL_SRGB8_ALPHA8_EXT: return true; default: break; } break; } default: break; } break; case GL_RG: switch (type) { case GL_UNSIGNED_SHORT: { switch (internalFormat) { case GL_RG16_EXT: return true; default: break; } break; } case GL_SHORT: { switch (internalFormat) { case GL_RG16_SNORM_EXT: return true; default: break; } break; } case GL_FLOAT: { switch (internalFormat) { case GL_RG: case GL_RG32F: case GL_RG16F: return true; default: break; } break; } case GL_HALF_FLOAT_OES: { switch (internalFormat) { case GL_RG: case GL_RG16F: return true; default: break; } break; } case GL_HALF_FLOAT: { switch (internalFormat) { case GL_RG: case GL_RG16F: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_RG: case GL_RG8: return true; default: break; } break; } case GL_BYTE: { switch (internalFormat) { case GL_RG8_SNORM: return true; default: break; } break; } default: break; } break; case GL_BGRA_EXT: switch (type) { case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT: { switch (internalFormat) { case GL_BGRA4_ANGLEX: return true; default: break; } break; } case GL_UNSIGNED_BYTE: { switch (internalFormat) { case GL_BGRA8_EXT: case GL_BGRA4_ANGLEX: case GL_BGR5_A1_ANGLEX: case GL_BGRA_EXT: return true; default: break; } break; } case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT: { switch (internalFormat) { case GL_BGR5_A1_ANGLEX: return true; default: break; } break; } default: break; } break; default: UNREACHABLE(); break; } return false; } } // namespace gl