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engine: added support for BC7 and BC6H compression formats of DDS textures

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SNMetamorph
2022-03-03 13:42:29 +04:00
committed by a1batross
parent cf7852832f
commit 6473efa995
3 changed files with 220 additions and 34 deletions
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13
common/com_image.h
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@@ -9,7 +9,7 @@ NOTE: number at end of pixelformat name it's a total bitscount e.g. PF_RGB_24 ==
========================================================================
*/
#define ImageRAW( type ) (type == PF_RGBA_32 || type == PF_BGRA_32 || type == PF_RGB_24 || type == PF_BGR_24 || type == PF_LUMINANCE)
#define ImageDXT( type ) (type == PF_DXT1 || type == PF_DXT3 || type == PF_DXT5 || type == PF_ATI2)
#define ImageDXT( type ) (type == PF_DXT1 || type == PF_DXT3 || type == PF_DXT5 || type == PF_ATI2 || type == PF_BC6H_SIGNED || type == PF_BC6H_UNSIGNED || type == PF_BC7)
typedef enum
{
@@ -21,10 +21,13 @@ typedef enum
PF_RGB_24, // uncompressed dds or another 24-bit image
PF_BGR_24, // big-endian RGB (MacOS)
PF_LUMINANCE,
PF_DXT1, // s3tc DXT1 format
PF_DXT3, // s3tc DXT3 format
PF_DXT5, // s3tc DXT5 format
PF_ATI2, // latc ATI2N format
PF_DXT1, // s3tc DXT1/BC1 format
PF_DXT3, // s3tc DXT3/BC2 format
PF_DXT5, // s3tc DXT5/BC3 format
PF_ATI2, // latc ATI2N/BC5 format
PF_BC6H_SIGNED, // bptc BC6H signed FP16 format
PF_BC6H_UNSIGNED, // bptc BC6H unsigned FP16 format
PF_BC7, // bptc BC7 format
PF_TOTALCOUNT, // must be last
} pixformat_t;