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297 lines
8.7 KiB
C
297 lines
8.7 KiB
C
//header file to load .dds files
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//these use dxtc texture compression
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#ifndef __DDS_H
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#define __DDS_H
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#include "globalincs/pstypes.h"
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#include "cfile/cfile.h"
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#define DDS_ERROR_NONE 0 // everything went fine
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#define DDS_ERROR_INVALID_FILENAME 1 // bad or missing file
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#define DDS_ERROR_UNSUPPORTED 2 // a known format but one we don't support
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#define DDS_ERROR_INVALID_FORMAT 3 // format that's not supported
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#define DDS_ERROR_BAD_HEADER 4 // header was not "DDS "
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#define DDS_ERROR_NO_COMPRESSION 5 // file is compressed, compression isn't supported
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#define DDS_ERROR_NON_POWER_OF_2 6 // file is not a power of 2 in dimensions
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#define DDS_ERROR_CUBEMAP_FACES 7 // file is a cubemap, but doesn't have all six faces
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#define DDS_DXT_INVALID -1
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#define DDS_UNCOMPRESSED 0
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#define DDS_DXT1 1
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#define DDS_DXT3 3
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#define DDS_DXT5 5
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#define DDS_BC7 7
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#define DDS_CUBEMAP_UNCOMPRESSED 10
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#define DDS_CUBEMAP_DXT1 11
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#define DDS_CUBEMAP_DXT3 13
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#define DDS_CUBEMAP_DXT5 15
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#ifndef MAKEFOURCC
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#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
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((uint)(ubyte)(ch0) | ((uint)(ubyte)(ch1) << 8) | \
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((uint)(ubyte)(ch2) << 16) | ((uint)(ubyte)(ch3) << 24 ))
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#endif //defined(MAKEFOURCC)
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// FOURCC codes for DX compressed-texture pixel formats
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#define FOURCC_DXT1 (MAKEFOURCC('D','X','T','1'))
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#define FOURCC_DXT2 (MAKEFOURCC('D','X','T','2'))
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#define FOURCC_DXT3 (MAKEFOURCC('D','X','T','3'))
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#define FOURCC_DXT4 (MAKEFOURCC('D','X','T','4'))
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#define FOURCC_DXT5 (MAKEFOURCC('D','X','T','5'))
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#define FOURCC_DX10 (MAKEFOURCC('D','X','1','0'))
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#define DDS_FILECODE 0x20534444 // "DDS " in file
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// DDS format stuff ...
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#define DDSD_LINEARSIZE 0x00080000
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#define DDSD_PITCH 0x00000008
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#define DDPF_ALPHAPIXELS 0x00000001
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#define DDPF_FOURCC 0x00000004
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#define DDPF_PALETTEINDEXED4 0x00000008
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#define DDPF_PALETTEINDEXEDTO8 0x00000010
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#define DDPF_PALETTEINDEXED8 0x00000020
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#define DDPF_RGB 0x00000040
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#define DDSD_PIXELFORMAT 0x00001000
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#define DDSD_WIDTH 0x00000004
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#define DDSD_HEIGHT 0x00000002
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#define DDSD_CAPS 0x00000001
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#define DDSD_MIPMAPCOUNT 0x00020000
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#define DDSCAPS_COMPLEX 0x00000008
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#define DDSCAPS_PRIMARYSURFACE 0x00000200
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#define DDSCAPS_MIPMAP 0x00400000
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#define DDSCAPS_TEXTURE 0x00001000
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#define DDSCAPS2_CUBEMAP 0x00000200
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#define DDSCAPS2_VOLUME 0x00200000
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#define DDSCAPS2_CUBEMAP_POSITIVEX 0x00000400
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#define DDSCAPS2_CUBEMAP_NEGATIVEX 0x00000800
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#define DDSCAPS2_CUBEMAP_POSITIVEY 0x00001000
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#define DDSCAPS2_CUBEMAP_NEGATIVEY 0x00002000
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#define DDSCAPS2_CUBEMAP_POSITIVEZ 0x00004000
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#define DDSCAPS2_CUBEMAP_NEGATIVEZ 0x00008000
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#define DDSCAPS2_CUBEMAP_ALLFACES ( DDSCAPS2_CUBEMAP_POSITIVEX | \
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DDSCAPS2_CUBEMAP_NEGATIVEX | \
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DDSCAPS2_CUBEMAP_POSITIVEY | \
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DDSCAPS2_CUBEMAP_NEGATIVEY | \
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DDSCAPS2_CUBEMAP_POSITIVEZ | \
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DDSCAPS2_CUBEMAP_NEGATIVEZ )
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#pragma pack(1)
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enum class DXGI_FORMAT : uint {
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DXGI_FORMAT_UNKNOWN,
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DXGI_FORMAT_R32G32B32A32_TYPELESS,
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DXGI_FORMAT_R32G32B32A32_FLOAT,
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DXGI_FORMAT_R32G32B32A32_UINT,
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DXGI_FORMAT_R32G32B32A32_SINT,
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DXGI_FORMAT_R32G32B32_TYPELESS,
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DXGI_FORMAT_R32G32B32_FLOAT,
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DXGI_FORMAT_R32G32B32_UINT,
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DXGI_FORMAT_R32G32B32_SINT,
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DXGI_FORMAT_R16G16B16A16_TYPELESS,
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DXGI_FORMAT_R16G16B16A16_FLOAT,
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DXGI_FORMAT_R16G16B16A16_UNORM,
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DXGI_FORMAT_R16G16B16A16_UINT,
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DXGI_FORMAT_R16G16B16A16_SNORM,
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DXGI_FORMAT_R16G16B16A16_SINT,
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DXGI_FORMAT_R32G32_TYPELESS,
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DXGI_FORMAT_R32G32_FLOAT,
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DXGI_FORMAT_R32G32_UINT,
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DXGI_FORMAT_R32G32_SINT,
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DXGI_FORMAT_R32G8X24_TYPELESS,
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DXGI_FORMAT_D32_FLOAT_S8X24_UINT,
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DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS,
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DXGI_FORMAT_X32_TYPELESS_G8X24_UINT,
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DXGI_FORMAT_R10G10B10A2_TYPELESS,
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DXGI_FORMAT_R10G10B10A2_UNORM,
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DXGI_FORMAT_R10G10B10A2_UINT,
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DXGI_FORMAT_R11G11B10_FLOAT,
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DXGI_FORMAT_R8G8B8A8_TYPELESS,
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DXGI_FORMAT_R8G8B8A8_UNORM,
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DXGI_FORMAT_R8G8B8A8_UNORM_SRGB,
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DXGI_FORMAT_R8G8B8A8_UINT,
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DXGI_FORMAT_R8G8B8A8_SNORM,
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DXGI_FORMAT_R8G8B8A8_SINT,
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DXGI_FORMAT_R16G16_TYPELESS,
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DXGI_FORMAT_R16G16_FLOAT,
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DXGI_FORMAT_R16G16_UNORM,
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DXGI_FORMAT_R16G16_UINT,
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DXGI_FORMAT_R16G16_SNORM,
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DXGI_FORMAT_R16G16_SINT,
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DXGI_FORMAT_R32_TYPELESS,
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DXGI_FORMAT_D32_FLOAT,
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DXGI_FORMAT_R32_FLOAT,
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DXGI_FORMAT_R32_UINT,
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DXGI_FORMAT_R32_SINT,
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DXGI_FORMAT_R24G8_TYPELESS,
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DXGI_FORMAT_D24_UNORM_S8_UINT,
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DXGI_FORMAT_R24_UNORM_X8_TYPELESS,
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DXGI_FORMAT_X24_TYPELESS_G8_UINT,
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DXGI_FORMAT_R8G8_TYPELESS,
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DXGI_FORMAT_R8G8_UNORM,
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DXGI_FORMAT_R8G8_UINT,
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DXGI_FORMAT_R8G8_SNORM,
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DXGI_FORMAT_R8G8_SINT,
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DXGI_FORMAT_R16_TYPELESS,
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DXGI_FORMAT_R16_FLOAT,
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DXGI_FORMAT_D16_UNORM,
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DXGI_FORMAT_R16_UNORM,
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DXGI_FORMAT_R16_UINT,
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DXGI_FORMAT_R16_SNORM,
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DXGI_FORMAT_R16_SINT,
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DXGI_FORMAT_R8_TYPELESS,
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DXGI_FORMAT_R8_UNORM,
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DXGI_FORMAT_R8_UINT,
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DXGI_FORMAT_R8_SNORM,
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DXGI_FORMAT_R8_SINT,
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DXGI_FORMAT_A8_UNORM,
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DXGI_FORMAT_R1_UNORM,
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DXGI_FORMAT_R9G9B9E5_SHAREDEXP,
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DXGI_FORMAT_R8G8_B8G8_UNORM,
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DXGI_FORMAT_G8R8_G8B8_UNORM,
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DXGI_FORMAT_BC1_TYPELESS,
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DXGI_FORMAT_BC1_UNORM,
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DXGI_FORMAT_BC1_UNORM_SRGB,
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DXGI_FORMAT_BC2_TYPELESS,
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DXGI_FORMAT_BC2_UNORM,
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DXGI_FORMAT_BC2_UNORM_SRGB,
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DXGI_FORMAT_BC3_TYPELESS,
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DXGI_FORMAT_BC3_UNORM,
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DXGI_FORMAT_BC3_UNORM_SRGB,
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DXGI_FORMAT_BC4_TYPELESS,
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DXGI_FORMAT_BC4_UNORM,
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DXGI_FORMAT_BC4_SNORM,
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DXGI_FORMAT_BC5_TYPELESS,
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DXGI_FORMAT_BC5_UNORM,
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DXGI_FORMAT_BC5_SNORM,
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DXGI_FORMAT_B5G6R5_UNORM,
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DXGI_FORMAT_B5G5R5A1_UNORM,
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DXGI_FORMAT_B8G8R8A8_UNORM,
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DXGI_FORMAT_B8G8R8X8_UNORM,
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DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM,
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DXGI_FORMAT_B8G8R8A8_TYPELESS,
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DXGI_FORMAT_B8G8R8A8_UNORM_SRGB,
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DXGI_FORMAT_B8G8R8X8_TYPELESS,
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DXGI_FORMAT_B8G8R8X8_UNORM_SRGB,
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DXGI_FORMAT_BC6H_TYPELESS,
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DXGI_FORMAT_BC6H_UF16,
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DXGI_FORMAT_BC6H_SF16,
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DXGI_FORMAT_BC7_TYPELESS,
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DXGI_FORMAT_BC7_UNORM,
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DXGI_FORMAT_BC7_UNORM_SRGB,
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DXGI_FORMAT_AYUV,
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DXGI_FORMAT_Y410,
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DXGI_FORMAT_Y416,
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DXGI_FORMAT_NV12,
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DXGI_FORMAT_P010,
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DXGI_FORMAT_P016,
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DXGI_FORMAT_420_OPAQUE,
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DXGI_FORMAT_YUY2,
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DXGI_FORMAT_Y210,
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DXGI_FORMAT_Y216,
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DXGI_FORMAT_NV11,
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DXGI_FORMAT_AI44,
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DXGI_FORMAT_IA44,
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DXGI_FORMAT_P8,
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DXGI_FORMAT_A8P8,
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DXGI_FORMAT_B4G4R4A4_UNORM,
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DXGI_FORMAT_P208,
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DXGI_FORMAT_V208,
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DXGI_FORMAT_V408,
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DXGI_FORMAT_SAMPLER_FEEDBACK_MIN_MIP_OPAQUE,
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DXGI_FORMAT_SAMPLER_FEEDBACK_MIP_REGION_USED_OPAQUE,
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DXGI_FORMAT_FORCE_UINT
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};
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/* Potentially useful for later stuff - (DahBlount)
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typedef enum D3D10_RESOURCE_MISC_FLAG : uint {
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D3D10_RESOURCE_MISC_GENERATE_MIPS,
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D3D10_RESOURCE_MISC_SHARED,
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D3D10_RESOURCE_MISC_TEXTURECUBE,
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D3D10_RESOURCE_MISC_SHARED_KEYEDMUTEX,
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D3D10_RESOURCE_MISC_GDI_COMPATIBLE
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};
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*/
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enum class D3D10_RESOURCE_DIMENSION : uint {
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D3D10_RESOURCE_DIMENSION_UNKNOWN,
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D3D10_RESOURCE_DIMENSION_BUFFER,
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D3D10_RESOURCE_DIMENSION_TEXTURE1D,
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D3D10_RESOURCE_DIMENSION_TEXTURE2D,
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D3D10_RESOURCE_DIMENSION_TEXTURE3D
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};
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/* This is set in shaders for the most part - (DahBlount)
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typedef enum DDS_ALPHA_MODE : uint {
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DDS_ALPHA_MODE_UNKNOWN,
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DDS_ALPHA_MODE_STRAIGHT,
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DDS_ALPHA_MODE_PREMULTIPLIED,
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DDS_ALPHA_MODE_OPAQUE,
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DDS_ALPHA_MODE_CUSTOM
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};
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*/
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typedef struct {
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uint dwSize;
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uint dwFlags;
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uint dwHeight;
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uint dwWidth;
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uint dwPitchOrLinearSize;
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uint dwDepth;
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uint dwMipMapCount;
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uint dwReserved1[11];
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struct {
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uint dwSize;
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uint dwFlags;
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uint dwFourCC;
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uint dwRGBBitCount;
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uint dwRBitMask;
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uint dwGBitMask;
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uint dwBBitMask;
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uint dwABitMask;
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} ddspf;
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uint dwCaps;
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uint dwCaps2;
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uint dwCaps3;
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uint dwCaps4;
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uint dwReserved2;
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} DDS_HEADER;
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typedef struct {
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DXGI_FORMAT dxgiFormat;
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D3D10_RESOURCE_DIMENSION resourceDimension;
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uint miscFlag;
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uint arraySize;
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uint miscFlags2;
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} DDS_HEADER_DXT10;
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#pragma pack()
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#define DDS_OFFSET 4+sizeof(DDS_HEADER) //place where the data starts -- should be 128
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#define DX10_OFFSET DDS_OFFSET+sizeof(DDS_HEADER_DXT10) // Unless a DX10 header is present
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//reads a dds header
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//returns one of the error values
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//'compression_type' comes back as one of the DDS_DXTC* defines
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int dds_read_header(const char *filename, CFILE *img_cfp = NULL, int *width = 0, int *height = 0, int *bpp = 0, int *compression_type = 0, int *levels = 0, size_t *size = 0, ubyte *palette = NULL);
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//reads bitmap
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//size of the data it stored in size
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int dds_read_bitmap(const char *filename, ubyte *data, ubyte *bpp = NULL, int cf_type = CF_TYPE_ANY);
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// writes a DDS file using given data
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void dds_save_image(int width, int height, int bpp, int num_mipmaps, ubyte *data = NULL, int cubemap = 0, const char *filename = NULL);
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//returns a string from a DDS error code
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const char *dds_error_string(int code);
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extern int Texture_compression_available;
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extern int Use_compressed_textures;
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#endif //__DDS_H
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