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nvidia-texture-tools/src/nvimage/DirectDrawSurface.h

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// Copyright NVIDIA Corporation 2007 -- Ignacio Castano <icastano@nvidia.com>
//
// 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.
#pragma once
#ifndef NV_IMAGE_DIRECTDRAWSURFACE_H
#define NV_IMAGE_DIRECTDRAWSURFACE_H
#include "nvimage.h"
#if !defined(MAKEFOURCC)
#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
(uint(uint8(ch0)) | (uint(uint8(ch1)) << 8) | \
(uint(uint8(ch2)) << 16) | (uint(uint8(ch3)) << 24 ))
#endif
namespace nv
{
class Image;
class Stream;
struct ColorBlock;
enum DDPF
{
DDPF_ALPHAPIXELS = 0x00000001U,
DDPF_ALPHA = 0x00000002U,
DDPF_FOURCC = 0x00000004U,
DDPF_RGB = 0x00000040U,
DDPF_PALETTEINDEXED1 = 0x00000800U,
DDPF_PALETTEINDEXED2 = 0x00001000U,
DDPF_PALETTEINDEXED4 = 0x00000008U,
DDPF_PALETTEINDEXED8 = 0x00000020U,
DDPF_LUMINANCE = 0x00020000U,
DDPF_ALPHAPREMULT = 0x00008000U,
// Custom NVTT flags.
DDPF_NORMAL = 0x80000000U,
DDPF_SRGB = 0x40000000U,
};
enum D3DFORMAT
{
// 32 bit RGB formats.
D3DFMT_R8G8B8 = 20,
D3DFMT_A8R8G8B8 = 21,
D3DFMT_X8R8G8B8 = 22,
D3DFMT_R5G6B5 = 23,
D3DFMT_X1R5G5B5 = 24,
D3DFMT_A1R5G5B5 = 25,
D3DFMT_A4R4G4B4 = 26,
D3DFMT_R3G3B2 = 27,
D3DFMT_A8 = 28,
D3DFMT_A8R3G3B2 = 29,
D3DFMT_X4R4G4B4 = 30,
D3DFMT_A2B10G10R10 = 31,
D3DFMT_A8B8G8R8 = 32,
D3DFMT_X8B8G8R8 = 33,
D3DFMT_G16R16 = 34,
D3DFMT_A2R10G10B10 = 35,
D3DFMT_A16B16G16R16 = 36,
// Palette formats.
D3DFMT_A8P8 = 40,
D3DFMT_P8 = 41,
// Luminance formats.
D3DFMT_L8 = 50,
D3DFMT_A8L8 = 51,
D3DFMT_A4L4 = 52,
D3DFMT_L16 = 81,
// Floating point formats
D3DFMT_R16F = 111,
D3DFMT_G16R16F = 112,
D3DFMT_A16B16G16R16F = 113,
D3DFMT_R32F = 114,
D3DFMT_G32R32F = 115,
D3DFMT_A32B32G32R32F = 116,
};
enum FOURCC
{
FOURCC_NVTT = MAKEFOURCC('N', 'V', 'T', 'T'),
FOURCC_DDS = MAKEFOURCC('D', 'D', 'S', ' '),
FOURCC_DXT1 = MAKEFOURCC('D', 'X', 'T', '1'),
FOURCC_DXT2 = MAKEFOURCC('D', 'X', 'T', '2'),
FOURCC_DXT3 = MAKEFOURCC('D', 'X', 'T', '3'),
FOURCC_DXT4 = MAKEFOURCC('D', 'X', 'T', '4'),
FOURCC_DXT5 = MAKEFOURCC('D', 'X', 'T', '5'),
FOURCC_RXGB = MAKEFOURCC('R', 'X', 'G', 'B'),
FOURCC_ATI1 = MAKEFOURCC('A', 'T', 'I', '1'),
FOURCC_ATI2 = MAKEFOURCC('A', 'T', 'I', '2'),
FOURCC_A2XY = MAKEFOURCC('A', '2', 'X', 'Y'),
FOURCC_DX10 = MAKEFOURCC('D', 'X', '1', '0'),
FOURCC_UVER = MAKEFOURCC('U', 'V', 'E', 'R'),
};
// D3D1x resource dimensions.
enum DDS_DIMENSION // D3D10_RESOURCE_DIMENSION
{
DDS_DIMENSION_UNKNOWN = 0,
DDS_DIMENSION_BUFFER = 1,
DDS_DIMENSION_TEXTURE1D = 2,
DDS_DIMENSION_TEXTURE2D = 3,
DDS_DIMENSION_TEXTURE3D = 4,
};
enum DDS_MISC_FLAG
{
DDS_MISC_TEXTURECUBE = 0x4,
};
// DXGI formats.
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,
};
extern uint findD3D9Format(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
extern uint findDXGIFormat(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
struct RGBAPixelFormat
{
uint bitcount;
uint rmask;
uint gmask;
uint bmask;
uint amask;
};
extern const RGBAPixelFormat *findDXGIPixelFormat(uint dxgiFormat);
struct NVIMAGE_CLASS DDSPixelFormat
{
uint size;
uint flags;
uint fourcc;
uint bitcount;
uint rmask;
uint gmask;
uint bmask;
uint amask;
};
struct NVIMAGE_CLASS DDSCaps
{
uint caps1;
uint caps2;
uint caps3;
uint caps4;
};
/// DDS file header for DX10.
struct NVIMAGE_CLASS DDSHeader10
{
uint dxgiFormat;
uint resourceDimension;
uint miscFlag;
uint arraySize;
uint reserved;
};
/// DDS file header.
struct NVIMAGE_CLASS DDSHeader
{
uint fourcc;
uint size;
uint flags;
uint height;
uint width;
uint pitch;
uint depth;
uint mipmapcount;
uint reserved[11];
DDSPixelFormat pf;
DDSCaps caps;
uint notused;
DDSHeader10 header10;
// Helper methods.
DDSHeader();
void setWidth(uint w);
void setHeight(uint h);
void setDepth(uint d);
void setMipmapCount(uint count);
void setTexture2D();
void setTexture3D();
void setTextureCube();
void setTextureArray(int imageCount);
void setLinearSize(uint size);
void setPitch(uint pitch);
void setFourCC(uint8 c0, uint8 c1, uint8 c2, uint8 c3);
void setFormatCode(uint code);
void setSwizzleCode(uint8 c0, uint8 c1, uint8 c2, uint8 c3);
void setPixelFormat(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
void setDX10Format(uint format);
void setNormalFlag(bool b);
void setSrgbFlag(bool b);
void setHasAlphaFlag(bool b);
void setUserVersion(int version);
void swapBytes();
bool hasDX10Header() const;
uint signature() const;
uint toolVersion() const;
uint userVersion() const;
bool isNormalMap() const;
bool isSrgb() const;
bool hasAlpha() const;
uint d3d9Format() const;
uint pixelSize() const; // In bits!
uint blockSize() const; // In bytes!
bool isBlockFormat() const;
};
NVIMAGE_API Stream & operator<< (Stream & s, DDSHeader & header);
/// DirectDraw Surface. (DDS)
class NVIMAGE_CLASS DirectDrawSurface
{
public:
DirectDrawSurface();
DirectDrawSurface(const char * file);
DirectDrawSurface(Stream * stream);
~DirectDrawSurface();
bool load(const char * filename);
bool load(Stream * stream);
bool isValid() const;
bool isSupported() const;
bool hasAlpha() const;
uint mipmapCount() const;
uint width() const;
uint height() const;
uint depth() const;
uint arraySize() const;
bool isTexture1D() const;
bool isTexture2D() const;
bool isTexture3D() const;
bool isTextureCube() const;
bool isTextureArray() const;
void setNormalFlag(bool b);
void setHasAlphaFlag(bool b);
void setUserVersion(int version);
void mipmap(Image * img, uint f, uint m);
uint surfaceWidth(uint mipmap) const;
uint surfaceHeight(uint mipmap) const;
uint surfaceDepth(uint mipmap) const;
uint surfaceSize(uint mipmap) const;
bool readSurface(uint face, uint mipmap, void * data, uint size);
void printInfo() const;
// Only initialized after loading.
DDSHeader header;
private:
uint faceSize() const;
uint offset(uint face, uint mipmap);
void readLinearImage(Image * img, uint bitcount, uint rmask, uint gmask, uint bmask, uint amask);
void readBlockImage(Image * img);
void readBlock(ColorBlock * rgba);
private:
Stream * stream;
};
} // nv namespace
#endif // NV_IMAGE_DIRECTDRAWSURFACE_H
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