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1096 lines (1001 loc) · 32.7 KB
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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2014 Baldur Karlsson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS 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 SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
#include "common/common.h"
#include <stdint.h>
#include "dds_readwrite.h"
static const uint32_t dds_fourcc = MAKE_FOURCC('D', 'D', 'S', ' ');
// from MSDN
struct DDS_PIXELFORMAT {
uint32_t dwSize;
uint32_t dwFlags;
uint32_t dwFourCC;
uint32_t dwRGBBitCount;
uint32_t dwRBitMask;
uint32_t dwGBitMask;
uint32_t dwBBitMask;
uint32_t dwABitMask;
};
struct DDS_HEADER {
uint32_t dwSize;
uint32_t dwFlags;
uint32_t dwHeight;
uint32_t dwWidth;
uint32_t dwPitchOrLinearSize;
uint32_t dwDepth;
uint32_t dwMipMapCount;
uint32_t dwReserved1[11];
DDS_PIXELFORMAT ddspf;
uint32_t dwCaps;
uint32_t dwCaps2;
uint32_t dwCaps3;
uint32_t dwCaps4;
uint32_t dwReserved2;
};
// from d3d10.h
enum D3D10_RESOURCE_DIMENSION
{
D3D10_RESOURCE_DIMENSION_UNKNOWN = 0,
D3D10_RESOURCE_DIMENSION_BUFFER = 1,
D3D10_RESOURCE_DIMENSION_TEXTURE1D = 2,
D3D10_RESOURCE_DIMENSION_TEXTURE2D = 3,
D3D10_RESOURCE_DIMENSION_TEXTURE3D = 4
};
// from dxgiformat.h
enum DXGI_FORMAT
{
DXGI_FORMAT_UNKNOWN = 0,
DXGI_FORMAT_R32G32B32A32_TYPELESS = 1,
DXGI_FORMAT_R32G32B32A32_FLOAT = 2,
DXGI_FORMAT_R32G32B32A32_UINT = 3,
DXGI_FORMAT_R32G32B32A32_SINT = 4,
DXGI_FORMAT_R32G32B32_TYPELESS = 5,
DXGI_FORMAT_R32G32B32_FLOAT = 6,
DXGI_FORMAT_R32G32B32_UINT = 7,
DXGI_FORMAT_R32G32B32_SINT = 8,
DXGI_FORMAT_R16G16B16A16_TYPELESS = 9,
DXGI_FORMAT_R16G16B16A16_FLOAT = 10,
DXGI_FORMAT_R16G16B16A16_UNORM = 11,
DXGI_FORMAT_R16G16B16A16_UINT = 12,
DXGI_FORMAT_R16G16B16A16_SNORM = 13,
DXGI_FORMAT_R16G16B16A16_SINT = 14,
DXGI_FORMAT_R32G32_TYPELESS = 15,
DXGI_FORMAT_R32G32_FLOAT = 16,
DXGI_FORMAT_R32G32_UINT = 17,
DXGI_FORMAT_R32G32_SINT = 18,
DXGI_FORMAT_R32G8X24_TYPELESS = 19,
DXGI_FORMAT_D32_FLOAT_S8X24_UINT = 20,
DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS = 21,
DXGI_FORMAT_X32_TYPELESS_G8X24_UINT = 22,
DXGI_FORMAT_R10G10B10A2_TYPELESS = 23,
DXGI_FORMAT_R10G10B10A2_UNORM = 24,
DXGI_FORMAT_R10G10B10A2_UINT = 25,
DXGI_FORMAT_R11G11B10_FLOAT = 26,
DXGI_FORMAT_R8G8B8A8_TYPELESS = 27,
DXGI_FORMAT_R8G8B8A8_UNORM = 28,
DXGI_FORMAT_R8G8B8A8_UNORM_SRGB = 29,
DXGI_FORMAT_R8G8B8A8_UINT = 30,
DXGI_FORMAT_R8G8B8A8_SNORM = 31,
DXGI_FORMAT_R8G8B8A8_SINT = 32,
DXGI_FORMAT_R16G16_TYPELESS = 33,
DXGI_FORMAT_R16G16_FLOAT = 34,
DXGI_FORMAT_R16G16_UNORM = 35,
DXGI_FORMAT_R16G16_UINT = 36,
DXGI_FORMAT_R16G16_SNORM = 37,
DXGI_FORMAT_R16G16_SINT = 38,
DXGI_FORMAT_R32_TYPELESS = 39,
DXGI_FORMAT_D32_FLOAT = 40,
DXGI_FORMAT_R32_FLOAT = 41,
DXGI_FORMAT_R32_UINT = 42,
DXGI_FORMAT_R32_SINT = 43,
DXGI_FORMAT_R24G8_TYPELESS = 44,
DXGI_FORMAT_D24_UNORM_S8_UINT = 45,
DXGI_FORMAT_R24_UNORM_X8_TYPELESS = 46,
DXGI_FORMAT_X24_TYPELESS_G8_UINT = 47,
DXGI_FORMAT_R8G8_TYPELESS = 48,
DXGI_FORMAT_R8G8_UNORM = 49,
DXGI_FORMAT_R8G8_UINT = 50,
DXGI_FORMAT_R8G8_SNORM = 51,
DXGI_FORMAT_R8G8_SINT = 52,
DXGI_FORMAT_R16_TYPELESS = 53,
DXGI_FORMAT_R16_FLOAT = 54,
DXGI_FORMAT_D16_UNORM = 55,
DXGI_FORMAT_R16_UNORM = 56,
DXGI_FORMAT_R16_UINT = 57,
DXGI_FORMAT_R16_SNORM = 58,
DXGI_FORMAT_R16_SINT = 59,
DXGI_FORMAT_R8_TYPELESS = 60,
DXGI_FORMAT_R8_UNORM = 61,
DXGI_FORMAT_R8_UINT = 62,
DXGI_FORMAT_R8_SNORM = 63,
DXGI_FORMAT_R8_SINT = 64,
DXGI_FORMAT_A8_UNORM = 65,
DXGI_FORMAT_R1_UNORM = 66,
DXGI_FORMAT_R9G9B9E5_SHAREDEXP = 67,
DXGI_FORMAT_R8G8_B8G8_UNORM = 68,
DXGI_FORMAT_G8R8_G8B8_UNORM = 69,
DXGI_FORMAT_BC1_TYPELESS = 70,
DXGI_FORMAT_BC1_UNORM = 71,
DXGI_FORMAT_BC1_UNORM_SRGB = 72,
DXGI_FORMAT_BC2_TYPELESS = 73,
DXGI_FORMAT_BC2_UNORM = 74,
DXGI_FORMAT_BC2_UNORM_SRGB = 75,
DXGI_FORMAT_BC3_TYPELESS = 76,
DXGI_FORMAT_BC3_UNORM = 77,
DXGI_FORMAT_BC3_UNORM_SRGB = 78,
DXGI_FORMAT_BC4_TYPELESS = 79,
DXGI_FORMAT_BC4_UNORM = 80,
DXGI_FORMAT_BC4_SNORM = 81,
DXGI_FORMAT_BC5_TYPELESS = 82,
DXGI_FORMAT_BC5_UNORM = 83,
DXGI_FORMAT_BC5_SNORM = 84,
DXGI_FORMAT_B5G6R5_UNORM = 85,
DXGI_FORMAT_B5G5R5A1_UNORM = 86,
DXGI_FORMAT_B8G8R8A8_UNORM = 87,
DXGI_FORMAT_B8G8R8X8_UNORM = 88,
DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM = 89,
DXGI_FORMAT_B8G8R8A8_TYPELESS = 90,
DXGI_FORMAT_B8G8R8A8_UNORM_SRGB = 91,
DXGI_FORMAT_B8G8R8X8_TYPELESS = 92,
DXGI_FORMAT_B8G8R8X8_UNORM_SRGB = 93,
DXGI_FORMAT_BC6H_TYPELESS = 94,
DXGI_FORMAT_BC6H_UF16 = 95,
DXGI_FORMAT_BC6H_SF16 = 96,
DXGI_FORMAT_BC7_TYPELESS = 97,
DXGI_FORMAT_BC7_UNORM = 98,
DXGI_FORMAT_BC7_UNORM_SRGB = 99,
DXGI_FORMAT_AYUV = 100,
DXGI_FORMAT_Y410 = 101,
DXGI_FORMAT_Y416 = 102,
DXGI_FORMAT_NV12 = 103,
DXGI_FORMAT_P010 = 104,
DXGI_FORMAT_P016 = 105,
DXGI_FORMAT_420_OPAQUE = 106,
DXGI_FORMAT_YUY2 = 107,
DXGI_FORMAT_Y210 = 108,
DXGI_FORMAT_Y216 = 109,
DXGI_FORMAT_NV11 = 110,
DXGI_FORMAT_AI44 = 111,
DXGI_FORMAT_IA44 = 112,
DXGI_FORMAT_P8 = 113,
DXGI_FORMAT_A8P8 = 114,
DXGI_FORMAT_B4G4R4A4_UNORM = 115,
DXGI_FORMAT_FORCE_UINT = 0xffffffff
};
struct DDS_HEADER_DXT10 {
DXGI_FORMAT dxgiFormat;
D3D10_RESOURCE_DIMENSION resourceDimension;
uint32_t miscFlag;
uint32_t arraySize;
uint32_t reserved;
};
#define DDSD_CAPS 0x1
#define DDSD_HEIGHT 0x2
#define DDSD_WIDTH 0x4
#define DDSD_PITCH 0x8
#define DDSD_PIXELFORMAT 0x1000
#define DDSD_MIPMAPCOUNT 0x20000
#define DDSD_LINEARSIZE 0x80000
#define DDSD_DEPTH 0x800000
#define DDSCAPS_COMPLEX 0x8
#define DDSCAPS_MIPMAP 0x400000
#define DDSCAPS_TEXTURE 0x1000
#define DDSCAPS2_CUBEMAP 0x0200 // d3d10+ requires all cubemap faces
#define DDSCAPS2_CUBEMAP_ALLFACES 0xfc00
#define DDSCAPS2_VOLUME 0x200000
#define DDS_RESOURCE_MISC_TEXTURECUBE 0x4
#define DDPF_ALPHAPIXELS 0x1
#define DDPF_ALPHA 0x2
#define DDPF_FOURCC 0x4
#define DDPF_RGB 0x40
#define DDPF_YUV 0x200
#define DDPF_LUMINANCE 0x20000
#define DDPF_RGBA (DDPF_RGB|DDPF_ALPHAPIXELS)
ResourceFormat DXGIFormat2ResourceFormat(DXGI_FORMAT format)
{
ResourceFormat special;
ResourceFormat fmt32, fmt16, fmt8;
fmt32.compByteWidth = 4;
fmt32.compCount = 1;
fmt32.compType = eCompType_Float;
fmt32.special = false;
fmt16.compByteWidth = 2;
fmt16.compCount = 1;
fmt16.compType = eCompType_Float;
fmt16.special = false;
fmt8.compByteWidth = 1;
fmt8.compCount = 1;
fmt8.compType = eCompType_UNorm;
fmt8.special = false;
switch(format)
{
case DXGI_FORMAT_BC1_UNORM:
case DXGI_FORMAT_BC1_UNORM_SRGB:
special.specialFormat = eSpecial_BC1;
special.srgbCorrected = (format == DXGI_FORMAT_BC1_UNORM_SRGB ? true : false);
return special;
case DXGI_FORMAT_BC2_UNORM:
case DXGI_FORMAT_BC2_UNORM_SRGB:
special.specialFormat = eSpecial_BC2;
special.srgbCorrected = (format == DXGI_FORMAT_BC2_UNORM_SRGB ? true : false);
return special;
case DXGI_FORMAT_BC3_UNORM:
case DXGI_FORMAT_BC3_UNORM_SRGB:
special.specialFormat = eSpecial_BC3;
special.srgbCorrected = (format == DXGI_FORMAT_BC3_UNORM_SRGB ? true : false);
return special;
case DXGI_FORMAT_BC4_UNORM:
case DXGI_FORMAT_BC4_SNORM:
special.specialFormat = eSpecial_BC4;
special.compType = (format == DXGI_FORMAT_BC4_UNORM ? eCompType_UNorm : eCompType_SNorm);
return special;
case DXGI_FORMAT_BC5_UNORM:
case DXGI_FORMAT_BC5_SNORM:
special.specialFormat = eSpecial_BC5;
special.compType = (format == DXGI_FORMAT_BC5_UNORM ? eCompType_UNorm : eCompType_SNorm);
return special;
case DXGI_FORMAT_BC6H_UF16:
case DXGI_FORMAT_BC6H_SF16:
special.specialFormat = eSpecial_BC6;
special.compType = (format == DXGI_FORMAT_BC6H_UF16 ? eCompType_UNorm : eCompType_SNorm);
return special;
case DXGI_FORMAT_BC7_UNORM:
case DXGI_FORMAT_BC7_UNORM_SRGB:
special.specialFormat = eSpecial_BC7;
special.srgbCorrected = (format == DXGI_FORMAT_BC7_UNORM_SRGB ? true : false);
return special;
case DXGI_FORMAT_R10G10B10A2_UNORM:
case DXGI_FORMAT_R10G10B10A2_UINT:
special.specialFormat = eSpecial_R10G10B10A2;
special.compType = (format == DXGI_FORMAT_R10G10B10A2_UNORM ? eCompType_UNorm : eCompType_UInt);
return special;
case DXGI_FORMAT_B8G8R8A8_UNORM:
case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
special.specialFormat = eSpecial_B8G8R8A8;
special.srgbCorrected = (format == DXGI_FORMAT_B8G8R8A8_UNORM_SRGB ? true : false);
return special;
case DXGI_FORMAT_R11G11B10_FLOAT:
special.specialFormat = eSpecial_R11G11B10;
return special;
case DXGI_FORMAT_B5G6R5_UNORM:
special.specialFormat = eSpecial_B5G6R5;
return special;
case DXGI_FORMAT_B5G5R5A1_UNORM:
special.specialFormat = eSpecial_B5G5R5A1;
return special;
case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
special.specialFormat = eSpecial_R9G9B9E5;
return special;
case DXGI_FORMAT_B4G4R4A4_UNORM:
special.specialFormat = eSpecial_B4G4R4A4;
return special;
case DXGI_FORMAT_D24_UNORM_S8_UINT:
special.specialFormat = eSpecial_D24S8;
return special;
case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
special.specialFormat = eSpecial_D32S8;
return special;
case DXGI_FORMAT_R32G32B32A32_UINT:
fmt32.compType = eCompType_UInt;
fmt32.compCount = 4;
return fmt32;
case DXGI_FORMAT_R32G32B32A32_SINT:
fmt32.compType = eCompType_SInt;
fmt32.compCount = 4;
return fmt32;
case DXGI_FORMAT_R32G32B32A32_FLOAT:
fmt32.compCount = 4;
return fmt32;
case DXGI_FORMAT_R32G32B32_UINT:
fmt32.compType = eCompType_UInt;
fmt32.compCount = 3;
return fmt32;
case DXGI_FORMAT_R32G32B32_SINT:
fmt32.compType = eCompType_SInt;
fmt32.compCount = 3;
return fmt32;
case DXGI_FORMAT_R32G32B32_FLOAT:
fmt32.compCount = 3;
return fmt32;
case DXGI_FORMAT_R32G32_UINT:
fmt32.compType = eCompType_UInt;
fmt32.compCount = 2;
return fmt32;
case DXGI_FORMAT_R32G32_SINT:
fmt32.compType = eCompType_SInt;
fmt32.compCount = 2;
return fmt32;
case DXGI_FORMAT_R32G32_FLOAT:
fmt32.compCount = 2;
return fmt32;
case DXGI_FORMAT_R32_UINT:
fmt32.compType = eCompType_UInt;
return fmt32;
case DXGI_FORMAT_R32_SINT:
fmt32.compType = eCompType_SInt;
return fmt32;
case DXGI_FORMAT_R32_FLOAT:
return fmt32;
case DXGI_FORMAT_R16G16B16A16_UINT:
fmt16.compType = eCompType_UInt;
fmt16.compCount = 4;
return fmt16;
case DXGI_FORMAT_R16G16B16A16_SINT:
fmt16.compType = eCompType_SInt;
fmt16.compCount = 4;
return fmt16;
case DXGI_FORMAT_R16G16B16A16_UNORM:
fmt16.compType = eCompType_UNorm;
fmt16.compCount = 4;
return fmt16;
case DXGI_FORMAT_R16G16B16A16_SNORM:
fmt16.compType = eCompType_SNorm;
fmt16.compCount = 4;
return fmt16;
case DXGI_FORMAT_R16G16B16A16_FLOAT:
fmt16.compCount = 4;
return fmt16;
case DXGI_FORMAT_R16G16_UINT:
fmt16.compType = eCompType_UInt;
fmt16.compCount = 2;
return fmt16;
case DXGI_FORMAT_R16G16_SINT:
fmt16.compType = eCompType_SInt;
fmt16.compCount = 2;
return fmt16;
case DXGI_FORMAT_R16G16_UNORM:
fmt16.compType = eCompType_UNorm;
fmt16.compCount = 2;
return fmt16;
case DXGI_FORMAT_R16G16_SNORM:
fmt16.compType = eCompType_SNorm;
fmt16.compCount = 2;
return fmt16;
case DXGI_FORMAT_R16G16_FLOAT:
fmt16.compCount = 2;
return fmt16;
case DXGI_FORMAT_R16_UINT:
fmt16.compType = eCompType_UInt;
return fmt16;
case DXGI_FORMAT_R16_SINT:
fmt16.compType = eCompType_SInt;
return fmt16;
case DXGI_FORMAT_R16_UNORM:
fmt16.compType = eCompType_UNorm;
return fmt16;
case DXGI_FORMAT_R16_SNORM:
fmt16.compType = eCompType_SNorm;
return fmt16;
case DXGI_FORMAT_R16_FLOAT:
return fmt16;
case DXGI_FORMAT_R8G8B8A8_UINT:
fmt8.compType = eCompType_UInt;
fmt8.compCount = 4;
return fmt8;
case DXGI_FORMAT_R8G8B8A8_SINT:
fmt8.compType = eCompType_SInt;
fmt8.compCount = 4;
return fmt8;
case DXGI_FORMAT_R8G8B8A8_SNORM:
fmt8.compType = eCompType_SNorm;
fmt8.compCount = 4;
return fmt8;
case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
fmt8.compType = eCompType_UNorm;
fmt8.srgbCorrected = true;
fmt8.compCount = 4;
return fmt8;
case DXGI_FORMAT_R8G8B8A8_UNORM:
fmt8.compCount = 4;
return fmt8;
case DXGI_FORMAT_R8G8_UINT:
fmt8.compType = eCompType_UInt;
fmt8.compCount = 2;
return fmt8;
case DXGI_FORMAT_R8G8_SINT:
fmt8.compType = eCompType_SInt;
fmt8.compCount = 2;
return fmt8;
case DXGI_FORMAT_R8G8_SNORM:
fmt8.compType = eCompType_SNorm;
fmt8.compCount = 2;
return fmt8;
case DXGI_FORMAT_R8G8_UNORM:
fmt8.compCount = 2;
return fmt8;
case DXGI_FORMAT_R8_UINT:
fmt8.compType = eCompType_UInt;
return fmt8;
case DXGI_FORMAT_R8_SINT:
fmt8.compType = eCompType_SInt;
return fmt8;
case DXGI_FORMAT_R8_SNORM:
fmt8.compType = eCompType_SNorm;
return fmt8;
case DXGI_FORMAT_R8_UNORM:
return fmt8;
default:
RDCWARN("Unsupported DXGI_FORMAT: %u", (uint32_t)format);
}
return ResourceFormat();
}
DXGI_FORMAT ResourceFormat2DXGIFormat(ResourceFormat format)
{
if(format.special)
{
switch(format.specialFormat)
{
case eSpecial_BC1:
return format.srgbCorrected ? DXGI_FORMAT_BC1_UNORM_SRGB : DXGI_FORMAT_BC1_UNORM;
case eSpecial_BC2:
return format.srgbCorrected ? DXGI_FORMAT_BC2_UNORM_SRGB : DXGI_FORMAT_BC2_UNORM;
case eSpecial_BC3:
return format.srgbCorrected ? DXGI_FORMAT_BC3_UNORM_SRGB : DXGI_FORMAT_BC3_UNORM;
case eSpecial_BC4:
return format.compType == eCompType_UNorm ? DXGI_FORMAT_BC4_UNORM : DXGI_FORMAT_BC4_SNORM;
case eSpecial_BC5:
return format.compType == eCompType_UNorm ? DXGI_FORMAT_BC5_UNORM : DXGI_FORMAT_BC5_SNORM;
case eSpecial_BC6:
return format.compType == eCompType_UNorm ? DXGI_FORMAT_BC6H_UF16 : DXGI_FORMAT_BC6H_SF16;
case eSpecial_BC7:
return format.srgbCorrected ? DXGI_FORMAT_BC7_UNORM_SRGB : DXGI_FORMAT_BC7_UNORM;
case eSpecial_R10G10B10A2:
return format.compType == eCompType_UNorm ? DXGI_FORMAT_R10G10B10A2_UNORM : DXGI_FORMAT_R10G10B10A2_UINT;
case eSpecial_R11G11B10:
return DXGI_FORMAT_R11G11B10_FLOAT;
case eSpecial_B5G6R5:
return DXGI_FORMAT_B5G6R5_UNORM;
case eSpecial_B5G5R5A1:
return DXGI_FORMAT_B5G5R5A1_UNORM;
case eSpecial_R9G9B9E5:
return DXGI_FORMAT_R9G9B9E5_SHAREDEXP;
case eSpecial_B8G8R8A8:
return format.srgbCorrected ? DXGI_FORMAT_B8G8R8A8_UNORM_SRGB : DXGI_FORMAT_B8G8R8A8_UNORM;
case eSpecial_B4G4R4A4:
return DXGI_FORMAT_B4G4R4A4_UNORM;
case eSpecial_D24S8:
return DXGI_FORMAT_D24_UNORM_S8_UINT;
case eSpecial_D32S8:
return DXGI_FORMAT_D32_FLOAT_S8X24_UINT;
default:
case eSpecial_ETC2:
case eSpecial_EAC:
case eSpecial_YUV:
RDCERR("Unsupported writing format %u", format.specialFormat);
return DXGI_FORMAT_UNKNOWN;
}
}
if(format.compCount == 4)
{
if(format.compByteWidth == 4)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R32G32B32A32_UINT;
case eCompType_SInt: return DXGI_FORMAT_R32G32B32A32_SINT;
default: return DXGI_FORMAT_R32G32B32A32_FLOAT;
}
}
else if(format.compByteWidth == 2)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R16G16B16A16_UINT;
case eCompType_SInt: return DXGI_FORMAT_R16G16B16A16_SINT;
case eCompType_UNorm: return DXGI_FORMAT_R16G16B16A16_UNORM;
case eCompType_SNorm: return DXGI_FORMAT_R16G16B16A16_SNORM;
default: return DXGI_FORMAT_R16G16B16A16_FLOAT;
}
}
else if(format.compByteWidth == 1)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R8G8B8A8_UINT;
case eCompType_SInt: return DXGI_FORMAT_R8G8B8A8_SINT;
case eCompType_SNorm: return DXGI_FORMAT_R8G8B8A8_SNORM;
default:
case eCompType_UNorm: if(format.srgbCorrected) return DXGI_FORMAT_R8G8B8A8_UNORM_SRGB;
else return DXGI_FORMAT_R8G8B8A8_UNORM;
}
}
RDCERR("Unexpected component byte width %u for 4-component type", format.compByteWidth);
return DXGI_FORMAT_UNKNOWN;
}
else if(format.compCount == 3)
{
if(format.compByteWidth == 4)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R32G32B32_UINT;
case eCompType_SInt: return DXGI_FORMAT_R32G32B32_SINT;
default: return DXGI_FORMAT_R32G32B32_FLOAT;
}
}
RDCERR("Unexpected component byte width %u for 3-component type", format.compByteWidth);
return DXGI_FORMAT_UNKNOWN;
}
else if(format.compCount == 2)
{
if(format.compByteWidth == 4)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R32G32_UINT;
case eCompType_SInt: return DXGI_FORMAT_R32G32_SINT;
default: return DXGI_FORMAT_R32G32_FLOAT;
}
}
else if(format.compByteWidth == 2)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R16G16_UINT;
case eCompType_SInt: return DXGI_FORMAT_R16G16_SINT;
case eCompType_UNorm: return DXGI_FORMAT_R16G16_UNORM;
case eCompType_SNorm: return DXGI_FORMAT_R16G16_SNORM;
default: return DXGI_FORMAT_R16G16_FLOAT;
}
}
else if(format.compByteWidth == 1)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R8G8_UINT;
case eCompType_SInt: return DXGI_FORMAT_R8G8_SINT;
case eCompType_SNorm: return DXGI_FORMAT_R8G8_SNORM;
default: return DXGI_FORMAT_R8G8_UNORM;
}
}
RDCERR("Unexpected component byte width %u for 2-component type", format.compByteWidth);
return DXGI_FORMAT_UNKNOWN;
}
else if(format.compCount == 1)
{
if(format.compByteWidth == 4)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R32_UINT;
case eCompType_SInt: return DXGI_FORMAT_R32_SINT;
default: return DXGI_FORMAT_R32_FLOAT;
}
}
else if(format.compByteWidth == 2)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R16_UINT;
case eCompType_SInt: return DXGI_FORMAT_R16_SINT;
case eCompType_UNorm: return DXGI_FORMAT_R16_UNORM;
case eCompType_SNorm: return DXGI_FORMAT_R16_SNORM;
default: return DXGI_FORMAT_R16_FLOAT;
}
}
else if(format.compByteWidth == 1)
{
switch(format.compType)
{
case eCompType_UInt: return DXGI_FORMAT_R8_UINT;
case eCompType_SInt: return DXGI_FORMAT_R8_SINT;
case eCompType_SNorm: return DXGI_FORMAT_R8_SNORM;
default: return DXGI_FORMAT_R8_UNORM;
}
}
RDCERR("Unexpected component byte width %u for 1-component type", format.compByteWidth);
return DXGI_FORMAT_UNKNOWN;
}
RDCERR("Unexpected component count %u", format.compCount);
return DXGI_FORMAT_UNKNOWN;
}
bool write_dds_to_file(FILE *f, const dds_data &data)
{
if(!f) return false;
uint32_t magic = dds_fourcc;
DDS_HEADER header;
DDS_HEADER_DXT10 headerDXT10;
RDCEraseEl(header);
RDCEraseEl(headerDXT10);
header.dwSize = sizeof(DDS_HEADER);
header.ddspf.dwSize = sizeof(DDS_PIXELFORMAT);
header.dwWidth = data.width;
header.dwHeight = data.height;
header.dwDepth = data.depth;
header.dwMipMapCount = data.mips;
header.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT;
if(data.mips > 1)
header.dwFlags |= DDSD_MIPMAPCOUNT;
if(data.depth > 1)
header.dwFlags |= DDSD_DEPTH;
bool blockFormat = false;
if(data.format.special)
{
switch(data.format.specialFormat)
{
case eSpecial_BC1:
case eSpecial_BC2:
case eSpecial_BC3:
case eSpecial_BC4:
case eSpecial_BC5:
case eSpecial_BC6:
case eSpecial_BC7:
blockFormat = true;
break;
case eSpecial_ETC2:
case eSpecial_EAC:
RDCERR("Unsupported file format, ETC2/EAC");
return false;
default:
break;
}
}
if(blockFormat)
header.dwFlags |= DDSD_LINEARSIZE;
else
header.dwFlags |= DDSD_PITCH;
header.dwCaps = DDSCAPS_TEXTURE;
if(data.mips > 1)
header.dwCaps |= DDSCAPS_MIPMAP;
if(data.mips > 1 || data.slices > 1 || data.depth > 1)
header.dwCaps |= DDSCAPS_COMPLEX;
header.dwCaps2 = data.depth > 1 ? DDSCAPS2_VOLUME : 0;
bool dx10Header = false;
headerDXT10.dxgiFormat = ResourceFormat2DXGIFormat(data.format);
headerDXT10.resourceDimension = data.depth > 1 ? D3D10_RESOURCE_DIMENSION_TEXTURE3D : D3D10_RESOURCE_DIMENSION_TEXTURE2D;
headerDXT10.miscFlag = 0;
headerDXT10.arraySize = data.slices;
if(headerDXT10.dxgiFormat == DXGI_FORMAT_UNKNOWN)
return false;
if(data.cubemap)
{
header.dwCaps2 = DDSCAPS2_CUBEMAP|DDSCAPS2_CUBEMAP_ALLFACES;
headerDXT10.miscFlag |= DDS_RESOURCE_MISC_TEXTURECUBE;
headerDXT10.arraySize /= 6;
}
if(headerDXT10.arraySize > 1)
dx10Header = true; // need to specify dx10 header to give array size
uint32_t bytesPerPixel = 1;
if(blockFormat)
{
int blockSize = (data.format.specialFormat == eSpecial_BC1 || data.format.specialFormat == eSpecial_BC4) ? 8 : 16;
header.dwPitchOrLinearSize = RDCMAX(1U, ((header.dwWidth+3)/4)) * blockSize;
}
else
{
switch(data.format.specialFormat)
{
case eSpecial_R10G10B10A2:
case eSpecial_R9G9B9E5:
case eSpecial_R11G11B10:
case eSpecial_D24S8:
case eSpecial_B8G8R8A8:
bytesPerPixel = 4;
break;
case eSpecial_B5G6R5:
case eSpecial_B5G5R5A1:
case eSpecial_B4G4R4A4:
bytesPerPixel = 2;
break;
case eSpecial_D32S8:
bytesPerPixel = 5;
break;
case eSpecial_YUV:
RDCERR("Unsupported file format");
return false;
default:
bytesPerPixel = data.format.compCount*data.format.compByteWidth;
}
header.dwPitchOrLinearSize = header.dwWidth * bytesPerPixel;
}
// special case a couple of formats to write out non-DX10 style, for
// backwards compatibility
if(data.format.compByteWidth == 1 && data.format.compCount == 4)
{
header.ddspf.dwFlags = DDPF_RGBA;
header.ddspf.dwRGBBitCount = 32;
header.ddspf.dwRBitMask = 0x000000ff;
header.ddspf.dwGBitMask = 0x0000ff00;
header.ddspf.dwBBitMask = 0x00ff0000;
header.ddspf.dwABitMask = 0xff000000;
}
else if(data.format.specialFormat == eSpecial_BC1)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('D', 'X', 'T', '1');
}
else if(data.format.specialFormat == eSpecial_BC2)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('D', 'X', 'T', '3');
}
else if(data.format.specialFormat == eSpecial_BC3)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('D', 'X', 'T', '5');
}
else if(data.format.specialFormat == eSpecial_BC4 && data.format.compType == eCompType_UNorm)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('B', 'C', '4', 'U');
}
else if(data.format.specialFormat == eSpecial_BC4 && data.format.compType == eCompType_SNorm)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('B', 'C', '4', 'S');
}
else if(data.format.specialFormat == eSpecial_BC5 && data.format.compType == eCompType_UNorm)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('A', 'T', 'I', '2');
}
else if(data.format.specialFormat == eSpecial_BC5 && data.format.compType == eCompType_SNorm)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('B', 'C', '5', 'S');
}
else
{
// just write out DX10 header
dx10Header = true;
}
if(dx10Header)
{
header.ddspf.dwFlags = DDPF_FOURCC;
header.ddspf.dwFourCC = MAKE_FOURCC('D', 'X', '1', '0');
}
{
FileIO::fwrite(&magic, sizeof(magic), 1, f);
FileIO::fwrite(&header, sizeof(header), 1, f);
if(dx10Header)
FileIO::fwrite(&headerDXT10, sizeof(headerDXT10), 1, f);
int i=0;
for(int slice=0; slice < RDCMAX(1,data.slices); slice++)
{
for(int mip=0; mip < RDCMAX(1,data.mips); mip++)
{
int numdepths = RDCMAX(1, data.depth>>mip);
for(int d=0; d < numdepths; d++)
{
byte *bytedata = data.subdata[i];
int rowlen = RDCMAX(1, data.width>>mip);
int numRows = RDCMAX(1, data.height>>mip);
int pitch = RDCMAX(1U, rowlen * bytesPerPixel);
// pitch/rows are in blocks, not pixels, for block formats.
if(blockFormat)
{
numRows = RDCMAX(1, numRows/4);
int blockSize = (data.format.specialFormat == eSpecial_BC1 || data.format.specialFormat == eSpecial_BC4) ? 8 : 16;
pitch = RDCMAX(blockSize, (((rowlen+3)/4)) * blockSize);
}
for(int row=0; row < numRows; row++)
{
FileIO::fwrite(bytedata, 1, pitch, f);
bytedata += pitch;
}
i++;
}
}
}
}
return true;
}
bool is_dds_file(FILE *f)
{
FileIO::fseek64(f, 0, SEEK_SET);
uint32_t magic = 0;
FileIO::fread(&magic, sizeof(magic), 1, f);
FileIO::fseek64(f, 0, SEEK_SET);
return magic == dds_fourcc;
}
dds_data load_dds_from_file(FILE *f)
{
dds_data ret = {};
dds_data error = {};
FileIO::fseek64(f, 0, SEEK_SET);
uint32_t magic = 0;
FileIO::fread(&magic, sizeof(magic), 1, f);
DDS_HEADER header = {};
FileIO::fread(&header, sizeof(header), 1, f);
bool dx10Header = false;
DDS_HEADER_DXT10 headerDXT10 = {};
if(header.ddspf.dwFlags == DDPF_FOURCC && header.ddspf.dwFourCC == MAKE_FOURCC('D', 'X', '1', '0'))
{
FileIO::fread(&headerDXT10, sizeof(headerDXT10), 1, f);
dx10Header = true;
}
ret.width = RDCMAX(1U, header.dwWidth);
ret.height = RDCMAX(1U, header.dwHeight);
ret.depth = RDCMAX(1U, header.dwDepth);
ret.slices = dx10Header ? RDCMAX(1U, headerDXT10.arraySize) : 1;
ret.mips = RDCMAX(1U, header.dwMipMapCount);
uint32_t cubeFlags = DDSCAPS2_CUBEMAP|DDSCAPS2_CUBEMAP_ALLFACES;
if((header.dwCaps2 & cubeFlags) == cubeFlags && header.dwCaps & DDSCAPS_COMPLEX)
ret.cubemap = true;
if(dx10Header && headerDXT10.miscFlag & DDS_RESOURCE_MISC_TEXTURECUBE)
ret.cubemap = true;
if(ret.cubemap)
ret.slices *= 6;
if(dx10Header)
{
ret.format = DXGIFormat2ResourceFormat(headerDXT10.dxgiFormat);
if(ret.format.special && ret.format.specialFormat == eSpecial_Unknown)
{
RDCWARN("Unsupported DXGI_FORMAT: %u", (uint32_t)headerDXT10.dxgiFormat);
return error;
}
}
else if(header.ddspf.dwFlags == DDPF_FOURCC)
{
switch(header.ddspf.dwFourCC)
{
case MAKE_FOURCC('D', 'X', 'T', '1'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC1_UNORM);
break;
case MAKE_FOURCC('D', 'X', 'T', '3'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC2_UNORM);
break;
case MAKE_FOURCC('D', 'X', 'T', '5'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC3_UNORM);
break;
case MAKE_FOURCC('B', 'C', '4', 'U'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC4_UNORM);
break;
case MAKE_FOURCC('B', 'C', '4', 'S'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC4_SNORM);
break;
case MAKE_FOURCC('A', 'T', 'I', '2'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC5_UNORM);
break;
case MAKE_FOURCC('B', 'C', '5', 'S'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_BC5_SNORM);
break;
case MAKE_FOURCC('R', 'G', 'B', 'G'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R8G8_B8G8_UNORM);
break;
case MAKE_FOURCC('G', 'R', 'G', 'B'):
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_G8R8_G8B8_UNORM);
break;
case 36:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R16G16B16A16_UNORM);
break;
case 110:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R16G16B16A16_SNORM);
break;
case 111:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R16_FLOAT);
break;
case 112:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R16G16_FLOAT);
break;
case 113:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R16G16B16A16_FLOAT);
break;
case 114:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R32_FLOAT);
break;
case 115:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R32G32_FLOAT);
break;
case 116:
ret.format = DXGIFormat2ResourceFormat(DXGI_FORMAT_R32G32B32A32_FLOAT);
break;
default:
RDCWARN("Unsupported FourCC: %08x", header.ddspf.dwFourCC);
return error;
}
}
else
{
if(header.ddspf.dwRGBBitCount != 32 &&
header.ddspf.dwRGBBitCount != 24 &&
header.ddspf.dwRGBBitCount != 16 &&
header.ddspf.dwRGBBitCount != 8)
{
RDCWARN("Unsupported RGB bit count: %u", header.ddspf.dwRGBBitCount);
return error;
}
ret.format.compByteWidth = 1;
ret.format.compCount = header.ddspf.dwRGBBitCount/8;
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