| /* Copyright (c) 2015-2016 The Khronos Group Inc. |
| * Copyright (c) 2015-2016 Valve Corporation |
| * Copyright (c) 2015-2016 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and/or associated documentation files (the "Materials"), to |
| * deal in the Materials without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Materials, and to permit persons to whom the Materials |
| * are furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice(s) and this permission notice shall be included |
| * in all copies or substantial portions of the Materials. |
| * |
| * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE |
| * USE OR OTHER DEALINGS IN THE MATERIALS |
| * |
| * Author: Mark Lobodzinski <mark@lunarg.com> |
| * |
| */ |
| |
| #include <string.h> |
| #include <string> |
| #include "vulkan/vulkan.h" |
| #include "vk_layer_utils.h" |
| |
| |
| typedef struct _VULKAN_FORMAT_INFO { |
| size_t size; |
| uint32_t channel_count; |
| VkFormatCompatibilityClass format_class; |
| } VULKAN_FORMAT_INFO; |
| |
| |
| // Set up data structure with number of bytes and number of channels |
| // for each Vulkan format. |
| static const VULKAN_FORMAT_INFO vk_format_table[VK_FORMAT_RANGE_SIZE] = { |
| { 0, 0, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_UNDEFINED] |
| { 1, 2, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R4G4_UNORM_PACK8] |
| { 2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R4G4B4A4_UNORM_PACK16] |
| { 2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_B4G4R4A4_UNORM_PACK16] |
| { 2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R5G6B5_UNORM_PACK16] |
| { 2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_B5G6R5_UNORM_PACK16] |
| { 2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R5G5B5A1_UNORM_PACK16] |
| { 2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_B5G5R5A1_UNORM_PACK16] |
| { 2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_A1R5G5B5_UNORM_PACK16] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_UNORM] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_SNORM] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_USCALED] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_SSCALED] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_UINT] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_SINT] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT }, // [VK_FORMAT_R8_SRGB] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_UNORM] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_SNORM] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_USCALED] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_SSCALED] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_UINT] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_SINT] |
| { 2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R8G8_SRGB] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_UNORM] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_SNORM] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_USCALED] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_SSCALED] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_UINT] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_SINT] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_R8G8B8_SRGB] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_UNORM] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_SNORM] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_USCALED] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_SSCALED] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_UINT] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_SINT] |
| { 3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT }, // [VK_FORMAT_B8G8R8_SRGB] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_UNORM] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_SNORM] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_USCALED] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_SSCALED] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_UINT] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_SINT] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R8G8B8A8_SRGB] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_UNORM] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_SNORM] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_USCALED] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_SSCALED] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_UINT] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_SINT] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_SRGB] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_UNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_SNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_USCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_SSCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_UINT_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A8B8G8R8_SINT_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B8G8R8A8_SRGB_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_UNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_SNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_USCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_SSCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_UINT_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2R10G10B10_SINT_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_UNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_SNORM_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_USCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_SSCALED_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_UINT_PACK32] |
| { 4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_A2B10G10R10_SINT_PACK32] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_UNORM] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_SNORM] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_USCALED] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_SSCALED] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_UINT] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_SINT] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT }, // [VK_FORMAT_R16_SFLOAT] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_UNORM] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_SNORM] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_USCALED] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_SSCALED] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_UINT] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_SINT] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R16G16_SFLOAT] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_UNORM] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_SNORM] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_USCALED] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_SSCALED] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_UINT] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_SINT] |
| { 6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT }, // [VK_FORMAT_R16G16B16_SFLOAT] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_UNORM] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_SNORM] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_USCALED] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_SSCALED] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_UINT] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_SINT] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R16G16B16A16_SFLOAT] |
| { 4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R32_UINT] |
| { 4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R32_SINT] |
| { 4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_R32_SFLOAT] |
| { 8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R32G32_UINT] |
| { 8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R32G32_SINT] |
| { 8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R32G32_SFLOAT] |
| { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT }, // [VK_FORMAT_R32G32B32_UINT] |
| { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT }, // [VK_FORMAT_R32G32B32_SINT] |
| { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT }, // [VK_FORMAT_R32G32B32_SFLOAT] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R32G32B32A32_UINT] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R32G32B32A32_SINT] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R32G32B32A32_SFLOAT] |
| { 8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R64_UINT] |
| { 8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R64_SINT] |
| { 8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT }, // [VK_FORMAT_R64_SFLOAT] |
| { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R64G64_UINT] |
| { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R64G64_SINT] |
| { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT }, // [VK_FORMAT_R64G64_SFLOAT] |
| { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT }, // [VK_FORMAT_R64G64B64_UINT] |
| { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT }, // [VK_FORMAT_R64G64B64_SINT] |
| { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT }, // [VK_FORMAT_R64G64B64_SFLOAT] |
| { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT }, // [VK_FORMAT_R64G64B64A64_UINT] |
| { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT }, // [VK_FORMAT_R64G64B64A64_SINT] |
| { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT }, // [VK_FORMAT_R64G64B64A64_SFLOAT] |
| { 4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_B10G11R11_UFLOAT_PACK32] |
| { 4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT }, // [VK_FORMAT_E5B9G9R9_UFLOAT_PACK32] |
| { 2, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_D16_UNORM] |
| { 3, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_X8_D24_UNORM_PACK32] |
| { 4, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_D32_SFLOAT] |
| { 1, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_S8_UINT] |
| { 3, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_D16_UNORM_S8_UINT] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_D24_UNORM_S8_UINT] |
| { 4, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }, // [VK_FORMAT_D32_SFLOAT_S8_UINT] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT }, // [VK_FORMAT_BC1_RGB_UNORM_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT }, // [VK_FORMAT_BC1_RGB_SRGB_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT }, // [VK_FORMAT_BC1_RGBA_UNORM_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT }, // [VK_FORMAT_BC1_RGBA_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT }, // [VK_FORMAT_BC2_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT }, // [VK_FORMAT_BC2_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT }, // [VK_FORMAT_BC3_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT }, // [VK_FORMAT_BC3_SRGB_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT }, // [VK_FORMAT_BC4_UNORM_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT }, // [VK_FORMAT_BC4_SNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT }, // [VK_FORMAT_BC5_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT }, // [VK_FORMAT_BC5_SNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT }, // [VK_FORMAT_BC6H_UFLOAT_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT }, // [VK_FORMAT_BC6H_SFLOAT_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT }, // [VK_FORMAT_BC7_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT }, // [VK_FORMAT_BC7_SRGB_BLOCK] |
| { 8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT }, // [VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK] |
| { 8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT }, // [VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT }, // [VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT }, // [VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT }, // [VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK] |
| { 8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT }, // [VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK] |
| { 8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT }, // [VK_FORMAT_EAC_R11_UNORM_BLOCK] |
| { 8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT }, // [VK_FORMAT_EAC_R11_SNORM_BLOCK] |
| { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT }, // [VK_FORMAT_EAC_R11G11_UNORM_BLOCK] |
| { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT }, // [VK_FORMAT_EAC_R11G11_SNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT }, // [VK_FORMAT_ASTC_4x4_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT }, // [VK_FORMAT_ASTC_4x4_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT }, // [VK_FORMAT_ASTC_5x4_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT }, // [VK_FORMAT_ASTC_5x4_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT }, // [VK_FORMAT_ASTC_5x5_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT }, // [VK_FORMAT_ASTC_5x5_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT }, // [VK_FORMAT_ASTC_6x5_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT }, // [VK_FORMAT_ASTC_6x5_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT }, // [VK_FORMAT_ASTC_6x6_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT }, // [VK_FORMAT_ASTC_6x6_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT }, // [VK_FORMAT_ASTC_8x5_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT }, // [VK_FORMAT_ASTC_8x5_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT }, // [VK_FORMAT_ASTC_8x6_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT }, // [VK_FORMAT_ASTC_8x6_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT }, // [VK_FORMAT_ASTC_8x8_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT }, // [VK_FORMAT_ASTC_8x8_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT }, // [VK_FORMAT_ASTC_10x5_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT }, // [VK_FORMAT_ASTC_10x5_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT }, // [VK_FORMAT_ASTC_10x6_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT }, // [VK_FORMAT_ASTC_10x6_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT }, // [VK_FORMAT_ASTC_10x8_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT }, // [VK_FORMAT_ASTC_10x8_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT }, // [VK_FORMAT_ASTC_10x10_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT }, // [VK_FORMAT_ASTC_10x10_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT }, // [VK_FORMAT_ASTC_12x10_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT }, // [VK_FORMAT_ASTC_12x10_SRGB_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT }, // [VK_FORMAT_ASTC_12x12_UNORM_BLOCK] |
| { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT }, // [VK_FORMAT_ASTC_12x12_SRGB_BLOCK] |
| }; |
| |
| // Return true if format is a depth or stencil format |
| bool vk_format_is_depth_or_stencil(VkFormat format) |
| { |
| return (vk_format_is_depth_and_stencil(format) || |
| vk_format_is_depth_only(format) || |
| vk_format_is_stencil_only(format)); |
| } |
| |
| // Return true if format contains depth and stencil information |
| bool vk_format_is_depth_and_stencil(VkFormat format) |
| { |
| bool is_ds = false; |
| |
| switch (format) { |
| case VK_FORMAT_D16_UNORM_S8_UINT: |
| case VK_FORMAT_D24_UNORM_S8_UINT: |
| case VK_FORMAT_D32_SFLOAT_S8_UINT: |
| is_ds = true; |
| break; |
| default: |
| break; |
| } |
| return is_ds; |
| } |
| |
| // Return true if format is a stencil-only format |
| bool vk_format_is_stencil_only(VkFormat format) |
| { |
| return (format == VK_FORMAT_S8_UINT); |
| } |
| |
| // Return true if format is a depth-only format |
| bool vk_format_is_depth_only(VkFormat format) |
| { |
| bool is_depth = false; |
| |
| switch (format) { |
| case VK_FORMAT_D16_UNORM: |
| case VK_FORMAT_X8_D24_UNORM_PACK32: |
| case VK_FORMAT_D32_SFLOAT: |
| is_depth = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_depth; |
| } |
| |
| // Return true if format is of time UNORM |
| bool vk_format_is_norm(VkFormat format) |
| { |
| bool is_norm = false; |
| |
| switch (format) { |
| case VK_FORMAT_R4G4_UNORM_PACK8: |
| case VK_FORMAT_R4G4B4A4_UNORM_PACK16: |
| case VK_FORMAT_R5G6B5_UNORM_PACK16: |
| case VK_FORMAT_R5G5B5A1_UNORM_PACK16: |
| case VK_FORMAT_A1R5G5B5_UNORM_PACK16: |
| case VK_FORMAT_R8_UNORM: |
| case VK_FORMAT_R8_SNORM: |
| case VK_FORMAT_R8G8_UNORM: |
| case VK_FORMAT_R8G8_SNORM: |
| case VK_FORMAT_R8G8B8_UNORM: |
| case VK_FORMAT_R8G8B8_SNORM: |
| case VK_FORMAT_R8G8B8A8_UNORM: |
| case VK_FORMAT_R8G8B8A8_SNORM: |
| case VK_FORMAT_A8B8G8R8_UNORM_PACK32: |
| case VK_FORMAT_A8B8G8R8_SNORM_PACK32: |
| case VK_FORMAT_A2B10G10R10_UNORM_PACK32: |
| case VK_FORMAT_A2B10G10R10_SNORM_PACK32: |
| case VK_FORMAT_R16_UNORM: |
| case VK_FORMAT_R16_SNORM: |
| case VK_FORMAT_R16G16_UNORM: |
| case VK_FORMAT_R16G16_SNORM: |
| case VK_FORMAT_R16G16B16_UNORM: |
| case VK_FORMAT_R16G16B16_SNORM: |
| case VK_FORMAT_R16G16B16A16_UNORM: |
| case VK_FORMAT_R16G16B16A16_SNORM: |
| case VK_FORMAT_BC1_RGB_UNORM_BLOCK: |
| case VK_FORMAT_BC2_UNORM_BLOCK: |
| case VK_FORMAT_BC3_UNORM_BLOCK: |
| case VK_FORMAT_BC4_UNORM_BLOCK: |
| case VK_FORMAT_BC4_SNORM_BLOCK: |
| case VK_FORMAT_BC5_UNORM_BLOCK: |
| case VK_FORMAT_BC5_SNORM_BLOCK: |
| case VK_FORMAT_BC7_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK: |
| case VK_FORMAT_EAC_R11_UNORM_BLOCK: |
| case VK_FORMAT_EAC_R11_SNORM_BLOCK: |
| case VK_FORMAT_EAC_R11G11_UNORM_BLOCK: |
| case VK_FORMAT_EAC_R11G11_SNORM_BLOCK: |
| case VK_FORMAT_ASTC_4x4_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_5x4_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_5x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_6x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_6x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x8_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x8_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x10_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_12x10_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_12x12_UNORM_BLOCK: |
| case VK_FORMAT_B5G6R5_UNORM_PACK16: |
| case VK_FORMAT_B8G8R8_UNORM: |
| case VK_FORMAT_B8G8R8_SNORM: |
| case VK_FORMAT_B8G8R8A8_UNORM: |
| case VK_FORMAT_B8G8R8A8_SNORM: |
| case VK_FORMAT_A2R10G10B10_UNORM_PACK32: |
| case VK_FORMAT_A2R10G10B10_SNORM_PACK32: |
| is_norm = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_norm; |
| }; |
| |
| |
| // Return true if format is an integer format |
| bool vk_format_is_int(VkFormat format) |
| { |
| return (vk_format_is_sint(format) || vk_format_is_uint(format)); |
| } |
| |
| // Return true if format is an unsigned integer format |
| bool vk_format_is_uint(VkFormat format) |
| { |
| bool is_uint = false; |
| |
| switch (format) { |
| case VK_FORMAT_R8_UINT: |
| case VK_FORMAT_R8G8_UINT: |
| case VK_FORMAT_R8G8B8_UINT: |
| case VK_FORMAT_R8G8B8A8_UINT: |
| case VK_FORMAT_A8B8G8R8_UINT_PACK32: |
| case VK_FORMAT_A2B10G10R10_UINT_PACK32: |
| case VK_FORMAT_R16_UINT: |
| case VK_FORMAT_R16G16_UINT: |
| case VK_FORMAT_R16G16B16_UINT: |
| case VK_FORMAT_R16G16B16A16_UINT: |
| case VK_FORMAT_R32_UINT: |
| case VK_FORMAT_R32G32_UINT: |
| case VK_FORMAT_R32G32B32_UINT: |
| case VK_FORMAT_R32G32B32A32_UINT: |
| case VK_FORMAT_R64_UINT: |
| case VK_FORMAT_R64G64_UINT: |
| case VK_FORMAT_R64G64B64_UINT: |
| case VK_FORMAT_R64G64B64A64_UINT: |
| case VK_FORMAT_B8G8R8_UINT: |
| case VK_FORMAT_B8G8R8A8_UINT: |
| case VK_FORMAT_A2R10G10B10_UINT_PACK32: |
| is_uint = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_uint; |
| } |
| |
| // Return true if format is a signed integer format |
| bool vk_format_is_sint(VkFormat format) |
| { |
| bool is_sint = false; |
| |
| switch (format) { |
| case VK_FORMAT_R8_SINT: |
| case VK_FORMAT_R8G8_SINT: |
| case VK_FORMAT_R8G8B8_SINT: |
| case VK_FORMAT_R8G8B8A8_SINT: |
| case VK_FORMAT_A8B8G8R8_SINT_PACK32: |
| case VK_FORMAT_A2B10G10R10_SINT_PACK32: |
| case VK_FORMAT_R16_SINT: |
| case VK_FORMAT_R16G16_SINT: |
| case VK_FORMAT_R16G16B16_SINT: |
| case VK_FORMAT_R16G16B16A16_SINT: |
| case VK_FORMAT_R32_SINT: |
| case VK_FORMAT_R32G32_SINT: |
| case VK_FORMAT_R32G32B32_SINT: |
| case VK_FORMAT_R32G32B32A32_SINT: |
| case VK_FORMAT_R64_SINT: |
| case VK_FORMAT_R64G64_SINT: |
| case VK_FORMAT_R64G64B64_SINT: |
| case VK_FORMAT_R64G64B64A64_SINT: |
| case VK_FORMAT_B8G8R8_SINT: |
| case VK_FORMAT_B8G8R8A8_SINT: |
| case VK_FORMAT_A2R10G10B10_SINT_PACK32: |
| is_sint = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_sint; |
| } |
| |
| // Return true if format is a floating-point format |
| bool vk_format_is_float(VkFormat format) |
| { |
| bool is_float = false; |
| |
| switch (format) { |
| case VK_FORMAT_R16_SFLOAT: |
| case VK_FORMAT_R16G16_SFLOAT: |
| case VK_FORMAT_R16G16B16_SFLOAT: |
| case VK_FORMAT_R16G16B16A16_SFLOAT: |
| case VK_FORMAT_R32_SFLOAT: |
| case VK_FORMAT_R32G32_SFLOAT: |
| case VK_FORMAT_R32G32B32_SFLOAT: |
| case VK_FORMAT_R32G32B32A32_SFLOAT: |
| case VK_FORMAT_R64_SFLOAT: |
| case VK_FORMAT_R64G64_SFLOAT: |
| case VK_FORMAT_R64G64B64_SFLOAT: |
| case VK_FORMAT_R64G64B64A64_SFLOAT: |
| case VK_FORMAT_B10G11R11_UFLOAT_PACK32: |
| case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32: |
| case VK_FORMAT_BC6H_UFLOAT_BLOCK: |
| case VK_FORMAT_BC6H_SFLOAT_BLOCK: |
| is_float = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_float; |
| } |
| |
| // Return true if format is in the SRGB colorspace |
| bool vk_format_is_srgb(VkFormat format) |
| { |
| bool is_srgb = false; |
| |
| switch (format) { |
| case VK_FORMAT_R8_SRGB: |
| case VK_FORMAT_R8G8_SRGB: |
| case VK_FORMAT_R8G8B8_SRGB: |
| case VK_FORMAT_R8G8B8A8_SRGB: |
| case VK_FORMAT_A8B8G8R8_SRGB_PACK32: |
| case VK_FORMAT_BC1_RGB_SRGB_BLOCK: |
| case VK_FORMAT_BC2_SRGB_BLOCK: |
| case VK_FORMAT_BC3_SRGB_BLOCK: |
| case VK_FORMAT_BC7_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_4x4_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_5x4_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_5x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_6x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_6x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x8_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x8_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x10_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_12x10_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_12x12_SRGB_BLOCK: |
| case VK_FORMAT_B8G8R8_SRGB: |
| case VK_FORMAT_B8G8R8A8_SRGB: |
| is_srgb = true; |
| break; |
| default: |
| break; |
| } |
| |
| return is_srgb; |
| } |
| |
| // Return true if format is compressed |
| bool vk_format_is_compressed(VkFormat format) |
| { |
| switch (format) { |
| case VK_FORMAT_BC1_RGB_UNORM_BLOCK: |
| case VK_FORMAT_BC1_RGB_SRGB_BLOCK: |
| case VK_FORMAT_BC2_UNORM_BLOCK: |
| case VK_FORMAT_BC2_SRGB_BLOCK: |
| case VK_FORMAT_BC3_UNORM_BLOCK: |
| case VK_FORMAT_BC3_SRGB_BLOCK: |
| case VK_FORMAT_BC4_UNORM_BLOCK: |
| case VK_FORMAT_BC4_SNORM_BLOCK: |
| case VK_FORMAT_BC5_UNORM_BLOCK: |
| case VK_FORMAT_BC5_SNORM_BLOCK: |
| case VK_FORMAT_BC6H_UFLOAT_BLOCK: |
| case VK_FORMAT_BC6H_SFLOAT_BLOCK: |
| case VK_FORMAT_BC7_UNORM_BLOCK: |
| case VK_FORMAT_BC7_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK: |
| case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK: |
| case VK_FORMAT_EAC_R11_UNORM_BLOCK: |
| case VK_FORMAT_EAC_R11_SNORM_BLOCK: |
| case VK_FORMAT_EAC_R11G11_UNORM_BLOCK: |
| case VK_FORMAT_EAC_R11G11_SNORM_BLOCK: |
| case VK_FORMAT_ASTC_4x4_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_4x4_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_5x4_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_5x4_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_5x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_5x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_6x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_6x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_6x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_6x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_8x8_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_8x8_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x5_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x5_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x6_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x6_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x8_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x8_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_10x10_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_10x10_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_12x10_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_12x10_SRGB_BLOCK: |
| case VK_FORMAT_ASTC_12x12_UNORM_BLOCK: |
| case VK_FORMAT_ASTC_12x12_SRGB_BLOCK: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| // Return format class of the specified format |
| VkFormatCompatibilityClass vk_format_get_compatibility_class(VkFormat format) |
| { |
| return vk_format_table[format].format_class; |
| } |
| |
| // Return size, in bytes, of a pixel of the specified format |
| size_t vk_format_get_size(VkFormat format) |
| { |
| return vk_format_table[format].size; |
| } |
| |
| // Return the number of channels for a given format |
| unsigned int vk_format_get_channel_count(VkFormat format) |
| { |
| return vk_format_table[format].channel_count; |
| } |
| |
| // Perform a zero-tolerant modulo operation |
| VkDeviceSize vk_safe_modulo(VkDeviceSize dividend, VkDeviceSize divisor) |
| { |
| VkDeviceSize result = 0; |
| if (divisor != 0) { |
| result = dividend % divisor; |
| } |
| return result; |
| } |
| |
| |
| static const char UTF8_ONE_BYTE_CODE = 0xC0; |
| static const char UTF8_ONE_BYTE_MASK = 0xE0; |
| static const char UTF8_TWO_BYTE_CODE = 0xE0; |
| static const char UTF8_TWO_BYTE_MASK = 0xF0; |
| static const char UTF8_THREE_BYTE_CODE = 0xF0; |
| static const char UTF8_THREE_BYTE_MASK = 0xF8; |
| static const char UTF8_DATA_BYTE_CODE = 0x80; |
| static const char UTF8_DATA_BYTE_MASK = 0xC0; |
| |
| VkStringErrorFlags vk_string_validate(const int max_length, const char *utf8) |
| { |
| VkStringErrorFlags result = VK_STRING_ERROR_NONE; |
| int num_char_bytes; |
| int i,j; |
| |
| for (i = 0; i < max_length; i++) |
| { |
| if (utf8[i] == 0) { |
| break; |
| } else if ((utf8[i] >= 0x20) && (utf8[i] < 0x7f)) { |
| num_char_bytes = 0; |
| } else if ((utf8[i] & UTF8_ONE_BYTE_MASK) == UTF8_ONE_BYTE_CODE) { |
| num_char_bytes = 1; |
| } else if ((utf8[i] & UTF8_TWO_BYTE_MASK) == UTF8_TWO_BYTE_CODE) { |
| num_char_bytes = 2; |
| } else if ((utf8[i] & UTF8_THREE_BYTE_MASK) == UTF8_THREE_BYTE_CODE) { |
| num_char_bytes = 3; |
| } else { |
| result = VK_STRING_ERROR_BAD_DATA; |
| } |
| |
| // Validate the following num_char_bytes of data |
| for (j = 0; (j < num_char_bytes) && (i < max_length); j++) { |
| if (++i == max_length) { |
| result |= VK_STRING_ERROR_LENGTH; |
| break; |
| } |
| if ((utf8[i] & UTF8_DATA_BYTE_MASK) != UTF8_DATA_BYTE_CODE) { |
| result |= VK_STRING_ERROR_BAD_DATA; |
| } |
| } |
| } |
| return result; |
| } |