diff options
Diffstat (limited to 'src/video_core/compatible_formats.cpp')
| -rw-r--r-- | src/video_core/compatible_formats.cpp | 142 |
1 files changed, 118 insertions, 24 deletions
diff --git a/src/video_core/compatible_formats.cpp b/src/video_core/compatible_formats.cpp index b06c32c84..1619d8664 100644 --- a/src/video_core/compatible_formats.cpp +++ b/src/video_core/compatible_formats.cpp @@ -3,9 +3,9 @@ // Refer to the license.txt file included. #include <array> -#include <bitset> #include <cstddef> +#include "common/common_types.h" #include "video_core/compatible_formats.h" #include "video_core/surface.h" @@ -13,23 +13,25 @@ namespace VideoCore::Surface { namespace { +using Table = std::array<std::array<u64, 2>, MaxPixelFormat>; + // Compatibility table taken from Table 3.X.2 in: // https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_texture_view.txt -constexpr std::array VIEW_CLASS_128_BITS = { +constexpr std::array VIEW_CLASS_128_BITS{ PixelFormat::R32G32B32A32_FLOAT, PixelFormat::R32G32B32A32_UINT, PixelFormat::R32G32B32A32_SINT, }; -constexpr std::array VIEW_CLASS_96_BITS = { +constexpr std::array VIEW_CLASS_96_BITS{ PixelFormat::R32G32B32_FLOAT, }; // Missing formats: // PixelFormat::RGB32UI, // PixelFormat::RGB32I, -constexpr std::array VIEW_CLASS_64_BITS = { +constexpr std::array VIEW_CLASS_64_BITS{ PixelFormat::R32G32_FLOAT, PixelFormat::R32G32_UINT, PixelFormat::R32G32_SINT, PixelFormat::R16G16B16A16_FLOAT, PixelFormat::R16G16B16A16_UNORM, PixelFormat::R16G16B16A16_SNORM, @@ -38,7 +40,7 @@ constexpr std::array VIEW_CLASS_64_BITS = { // TODO: How should we handle 48 bits? -constexpr std::array VIEW_CLASS_32_BITS = { +constexpr std::array VIEW_CLASS_32_BITS{ PixelFormat::R16G16_FLOAT, PixelFormat::B10G11R11_FLOAT, PixelFormat::R32_FLOAT, PixelFormat::A2B10G10R10_UNORM, PixelFormat::R16G16_UINT, PixelFormat::R32_UINT, PixelFormat::R16G16_SINT, PixelFormat::R32_SINT, PixelFormat::A8B8G8R8_UNORM, @@ -50,43 +52,105 @@ constexpr std::array VIEW_CLASS_32_BITS = { // TODO: How should we handle 24 bits? -constexpr std::array VIEW_CLASS_16_BITS = { +constexpr std::array VIEW_CLASS_16_BITS{ PixelFormat::R16_FLOAT, PixelFormat::R8G8_UINT, PixelFormat::R16_UINT, PixelFormat::R16_SINT, PixelFormat::R8G8_UNORM, PixelFormat::R16_UNORM, PixelFormat::R8G8_SNORM, PixelFormat::R16_SNORM, PixelFormat::R8G8_SINT, }; -constexpr std::array VIEW_CLASS_8_BITS = { +constexpr std::array VIEW_CLASS_8_BITS{ PixelFormat::R8_UINT, PixelFormat::R8_UNORM, PixelFormat::R8_SINT, PixelFormat::R8_SNORM, }; -constexpr std::array VIEW_CLASS_RGTC1_RED = { +constexpr std::array VIEW_CLASS_RGTC1_RED{ PixelFormat::BC4_UNORM, PixelFormat::BC4_SNORM, }; -constexpr std::array VIEW_CLASS_RGTC2_RG = { +constexpr std::array VIEW_CLASS_RGTC2_RG{ PixelFormat::BC5_UNORM, PixelFormat::BC5_SNORM, }; -constexpr std::array VIEW_CLASS_BPTC_UNORM = { +constexpr std::array VIEW_CLASS_BPTC_UNORM{ PixelFormat::BC7_UNORM, PixelFormat::BC7_SRGB, }; -constexpr std::array VIEW_CLASS_BPTC_FLOAT = { +constexpr std::array VIEW_CLASS_BPTC_FLOAT{ PixelFormat::BC6H_SFLOAT, PixelFormat::BC6H_UFLOAT, }; +constexpr std::array VIEW_CLASS_ASTC_4x4_RGBA{ + PixelFormat::ASTC_2D_4X4_UNORM, + PixelFormat::ASTC_2D_4X4_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_5x4_RGBA{ + PixelFormat::ASTC_2D_5X4_UNORM, + PixelFormat::ASTC_2D_5X4_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_5x5_RGBA{ + PixelFormat::ASTC_2D_5X5_UNORM, + PixelFormat::ASTC_2D_5X5_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_6x5_RGBA{ + PixelFormat::ASTC_2D_6X5_UNORM, + PixelFormat::ASTC_2D_6X5_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_6x6_RGBA{ + PixelFormat::ASTC_2D_6X6_UNORM, + PixelFormat::ASTC_2D_6X6_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_8x5_RGBA{ + PixelFormat::ASTC_2D_8X5_UNORM, + PixelFormat::ASTC_2D_8X5_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_8x8_RGBA{ + PixelFormat::ASTC_2D_8X8_UNORM, + PixelFormat::ASTC_2D_8X8_SRGB, +}; + +// Missing formats: +// PixelFormat::ASTC_2D_10X5_UNORM +// PixelFormat::ASTC_2D_10X5_SRGB + +// Missing formats: +// PixelFormat::ASTC_2D_10X6_UNORM +// PixelFormat::ASTC_2D_10X6_SRGB + +constexpr std::array VIEW_CLASS_ASTC_10x8_RGBA{ + PixelFormat::ASTC_2D_10X8_UNORM, + PixelFormat::ASTC_2D_10X8_SRGB, +}; + +constexpr std::array VIEW_CLASS_ASTC_10x10_RGBA{ + PixelFormat::ASTC_2D_10X10_UNORM, + PixelFormat::ASTC_2D_10X10_SRGB, +}; + +// Missing formats +// ASTC_2D_12X10_UNORM, +// ASTC_2D_12X10_SRGB, + +constexpr std::array VIEW_CLASS_ASTC_12x12_RGBA{ + PixelFormat::ASTC_2D_12X12_UNORM, + PixelFormat::ASTC_2D_12X12_SRGB, +}; + // Compatibility table taken from Table 4.X.1 in: // https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_copy_image.txt -constexpr std::array COPY_CLASS_128_BITS = { +constexpr std::array COPY_CLASS_128_BITS{ PixelFormat::R32G32B32A32_UINT, PixelFormat::R32G32B32A32_FLOAT, PixelFormat::R32G32B32A32_SINT, PixelFormat::BC2_UNORM, PixelFormat::BC2_SRGB, PixelFormat::BC3_UNORM, PixelFormat::BC3_SRGB, PixelFormat::BC5_UNORM, PixelFormat::BC5_SNORM, @@ -97,7 +161,7 @@ constexpr std::array COPY_CLASS_128_BITS = { // PixelFormat::RGBA32I // COMPRESSED_RG_RGTC2 -constexpr std::array COPY_CLASS_64_BITS = { +constexpr std::array COPY_CLASS_64_BITS{ PixelFormat::R16G16B16A16_FLOAT, PixelFormat::R16G16B16A16_UINT, PixelFormat::R16G16B16A16_UNORM, PixelFormat::R16G16B16A16_SNORM, PixelFormat::R16G16B16A16_SINT, PixelFormat::R32G32_UINT, @@ -110,32 +174,36 @@ constexpr std::array COPY_CLASS_64_BITS = { // COMPRESSED_RGBA_S3TC_DXT1_EXT // COMPRESSED_SIGNED_RED_RGTC1 -void Enable(FormatCompatibility::Table& compatiblity, size_t format_a, size_t format_b) { - compatiblity[format_a][format_b] = true; - compatiblity[format_b][format_a] = true; +constexpr void Enable(Table& table, size_t format_a, size_t format_b) { + table[format_a][format_b / 64] |= u64(1) << (format_b % 64); + table[format_b][format_a / 64] |= u64(1) << (format_a % 64); } -void Enable(FormatCompatibility::Table& compatibility, PixelFormat format_a, PixelFormat format_b) { - Enable(compatibility, static_cast<size_t>(format_a), static_cast<size_t>(format_b)); +constexpr void Enable(Table& table, PixelFormat format_a, PixelFormat format_b) { + Enable(table, static_cast<size_t>(format_a), static_cast<size_t>(format_b)); } template <typename Range> -void EnableRange(FormatCompatibility::Table& compatibility, const Range& range) { +constexpr void EnableRange(Table& table, const Range& range) { for (auto it_a = range.begin(); it_a != range.end(); ++it_a) { for (auto it_b = it_a; it_b != range.end(); ++it_b) { - Enable(compatibility, *it_a, *it_b); + Enable(table, *it_a, *it_b); } } } -} // Anonymous namespace +constexpr bool IsSupported(const Table& table, PixelFormat format_a, PixelFormat format_b) { + const size_t a = static_cast<size_t>(format_a); + const size_t b = static_cast<size_t>(format_b); + return ((table[a][b / 64] >> (b % 64)) & 1) != 0; +} -FormatCompatibility::FormatCompatibility() { +constexpr Table MakeViewTable() { + Table view{}; for (size_t i = 0; i < MaxPixelFormat; ++i) { // Identity is allowed Enable(view, i, i); } - EnableRange(view, VIEW_CLASS_128_BITS); EnableRange(view, VIEW_CLASS_96_BITS); EnableRange(view, VIEW_CLASS_64_BITS); @@ -146,10 +214,36 @@ FormatCompatibility::FormatCompatibility() { EnableRange(view, VIEW_CLASS_RGTC2_RG); EnableRange(view, VIEW_CLASS_BPTC_UNORM); EnableRange(view, VIEW_CLASS_BPTC_FLOAT); + EnableRange(view, VIEW_CLASS_ASTC_4x4_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_5x4_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_5x5_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_6x5_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_6x6_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_8x5_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_8x8_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_10x8_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_10x10_RGBA); + EnableRange(view, VIEW_CLASS_ASTC_12x12_RGBA); + return view; +} - copy = view; +constexpr Table MakeCopyTable() { + Table copy = MakeViewTable(); EnableRange(copy, COPY_CLASS_128_BITS); EnableRange(copy, COPY_CLASS_64_BITS); + return copy; +} + +} // Anonymous namespace + +bool IsViewCompatible(PixelFormat format_a, PixelFormat format_b) { + static constexpr Table TABLE = MakeViewTable(); + return IsSupported(TABLE, format_a, format_b); +} + +bool IsCopyCompatible(PixelFormat format_a, PixelFormat format_b) { + static constexpr Table TABLE = MakeCopyTable(); + return IsSupported(TABLE, format_a, format_b); } } // namespace VideoCore::Surface |