ppsspp/ext/native/thin3d/DataFormat.h
2019-10-27 20:54:36 +01:00

82 lines
2.2 KiB
C++

#pragma once
#include <cstdint>
#include <cstdlib>
namespace Draw {
enum class DataFormat : uint8_t {
UNDEFINED,
R8_UNORM,
R8G8_UNORM,
R8G8B8_UNORM,
R8G8B8A8_UNORM,
R8G8B8A8_UNORM_SRGB,
B8G8R8A8_UNORM, // D3D style
B8G8R8A8_UNORM_SRGB, // D3D style
R8G8B8A8_SNORM,
R8G8B8A8_UINT,
R8G8B8A8_SINT,
R4G4_UNORM_PACK8,
A4R4G4B4_UNORM_PACK16, // A4 in the UPPER bit
B4G4R4A4_UNORM_PACK16,
R4G4B4A4_UNORM_PACK16,
R5G6B5_UNORM_PACK16,
B5G6R5_UNORM_PACK16,
R5G5B5A1_UNORM_PACK16, // A1 in the LOWER bit
B5G5R5A1_UNORM_PACK16, // A1 in the LOWER bit
A1R5G5B5_UNORM_PACK16, // A1 in the UPPER bit.
A1B5G5R5_UNORM_PACK16, // A1 in the UPPER bit. OpenGL-only.
R16_FLOAT,
R16G16_FLOAT,
R16G16B16A16_FLOAT,
R32_FLOAT,
R32G32_FLOAT,
R32G32B32_FLOAT,
R32G32B32A32_FLOAT,
// Block compression formats.
// These are modern names for DXT and friends, now patent free.
// https://msdn.microsoft.com/en-us/library/bb694531.aspx
BC1_RGBA_UNORM_BLOCK,
BC1_RGBA_SRGB_BLOCK,
BC2_UNORM_BLOCK, // 4-bit straight alpha + DXT1 color. Usually not worth using
BC2_SRGB_BLOCK,
BC3_UNORM_BLOCK, // 3-bit alpha with 2 ref values (+ magic) + DXT1 color
BC3_SRGB_BLOCK,
BC4_UNORM_BLOCK, // 1-channel, same storage as BC3 alpha
BC4_SNORM_BLOCK,
BC5_UNORM_BLOCK, // 2-channel RG, each has same storage as BC3 alpha
BC5_SNORM_BLOCK,
BC6H_UFLOAT_BLOCK, // TODO
BC6H_SFLOAT_BLOCK,
BC7_UNORM_BLOCK, // Highly advanced, very expensive to compress, very good quality.
BC7_SRGB_BLOCK,
ETC1,
S8,
D16,
D24_S8,
D32F,
D32F_S8,
};
size_t DataFormatSizeInBytes(DataFormat fmt);
bool DataFormatIsDepthStencil(DataFormat fmt);
inline bool DataFormatIsColor(DataFormat fmt) {
return !DataFormatIsDepthStencil(fmt);
}
void ConvertFromRGBA8888(uint8_t *dst, const uint8_t *src, uint32_t dstStride, uint32_t srcStride, uint32_t width, uint32_t height, DataFormat format);
void ConvertFromBGRA8888(uint8_t *dst, const uint8_t *src, uint32_t dstStride, uint32_t srcStride, uint32_t width, uint32_t height, DataFormat format);
void ConvertToD32F(uint8_t *dst, const uint8_t *src, uint32_t dstStride, uint32_t srcStride, uint32_t width, uint32_t height, DataFormat format);
} // namespace