824 lines
21 KiB
C++
824 lines
21 KiB
C++
// Copyright NVIDIA Corporation 2007 -- Ignacio Castano <icastano@nvidia.com>
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#include <nvcore/Debug.h>
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#include <nvcore/Containers.h> // max
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#include <nvcore/StdStream.h>
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#include <nvimage/DirectDrawSurface.h>
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#include <nvimage/ColorBlock.h>
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#include <nvimage/Image.h>
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#include <nvimage/BlockDXT.h>
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#include <string.h> // memset
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using namespace nv;
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#if !defined(MAKEFOURCC)
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# define MAKEFOURCC(ch0, ch1, ch2, ch3) \
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(uint(uint8(ch0)) | (uint(uint8(ch1)) << 8) | \
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(uint(uint8(ch2)) << 16) | (uint(uint8(ch3)) << 24 ))
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#endif
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namespace
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{
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static const uint FOURCC_DDS = MAKEFOURCC('D', 'D', 'S', ' ');
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static const uint FOURCC_DXT1 = MAKEFOURCC('D', 'X', 'T', '1');
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static const uint FOURCC_DXT2 = MAKEFOURCC('D', 'X', 'T', '2');
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static const uint FOURCC_DXT3 = MAKEFOURCC('D', 'X', 'T', '3');
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static const uint FOURCC_DXT4 = MAKEFOURCC('D', 'X', 'T', '4');
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static const uint FOURCC_DXT5 = MAKEFOURCC('D', 'X', 'T', '5');
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static const uint FOURCC_RXGB = MAKEFOURCC('R', 'X', 'G', 'B');
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static const uint FOURCC_ATI1 = MAKEFOURCC('A', 'T', 'I', '1');
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static const uint FOURCC_ATI2 = MAKEFOURCC('A', 'T', 'I', '2');
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// RGB formats.
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static const uint D3DFMT_R8G8B8 = 20;
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static const uint D3DFMT_A8R8G8B8 = 21;
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static const uint D3DFMT_X8R8G8B8 = 22;
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static const uint D3DFMT_R5G6B5 = 23;
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static const uint D3DFMT_X1R5G5B5 = 24;
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static const uint D3DFMT_A1R5G5B5 = 25;
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static const uint D3DFMT_A4R4G4B4 = 26;
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static const uint D3DFMT_R3G3B2 = 27;
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static const uint D3DFMT_A8 = 28;
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static const uint D3DFMT_A8R3G3B2 = 29;
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static const uint D3DFMT_X4R4G4B4 = 30;
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static const uint D3DFMT_A2B10G10R10 = 31;
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static const uint D3DFMT_A8B8G8R8 = 32;
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static const uint D3DFMT_X8B8G8R8 = 33;
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static const uint D3DFMT_G16R16 = 34;
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static const uint D3DFMT_A2R10G10B10 = 35;
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static const uint D3DFMT_A16B16G16R16 = 36;
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// Palette formats.
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static const uint D3DFMT_A8P8 = 40;
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static const uint D3DFMT_P8 = 41;
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// Luminance formats.
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static const uint D3DFMT_L8 = 50;
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static const uint D3DFMT_A8L8 = 51;
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static const uint D3DFMT_A4L4 = 52;
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// Floating point formats
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static const uint D3DFMT_R16F = 111;
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static const uint D3DFMT_G16R16F = 112;
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static const uint D3DFMT_A16B16G16R16F = 113;
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static const uint D3DFMT_R32F = 114;
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static const uint D3DFMT_G32R32F = 115;
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static const uint D3DFMT_A32B32G32R32F = 116;
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static const uint DDSD_CAPS = 0x00000001U;
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static const uint DDSD_PIXELFORMAT = 0x00001000U;
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static const uint DDSD_WIDTH = 0x00000004U;
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static const uint DDSD_HEIGHT = 0x00000002U;
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static const uint DDSD_PITCH = 0x00000008U;
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static const uint DDSD_MIPMAPCOUNT = 0x00020000U;
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static const uint DDSD_LINEARSIZE = 0x00080000U;
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static const uint DDSD_DEPTH = 0x00800000U;
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static const uint DDSCAPS_COMPLEX = 0x00000008U;
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static const uint DDSCAPS_TEXTURE = 0x00001000U;
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static const uint DDSCAPS_MIPMAP = 0x00400000U;
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static const uint DDSCAPS2_VOLUME = 0x00200000U;
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static const uint DDSCAPS2_CUBEMAP = 0x00000200U;
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static const uint DDSCAPS2_CUBEMAP_POSITIVEX = 0x00000400U;
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static const uint DDSCAPS2_CUBEMAP_NEGATIVEX = 0x00000800U;
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static const uint DDSCAPS2_CUBEMAP_POSITIVEY = 0x00001000U;
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static const uint DDSCAPS2_CUBEMAP_NEGATIVEY = 0x00002000U;
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static const uint DDSCAPS2_CUBEMAP_POSITIVEZ = 0x00004000U;
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static const uint DDSCAPS2_CUBEMAP_NEGATIVEZ = 0x00008000U;
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static const uint DDSCAPS2_CUBEMAP_ALL_FACES = 0x0000FC00U;
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static const uint DDPF_ALPHAPIXELS = 0x00000001U;
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static const uint DDPF_ALPHA = 0x00000002U;
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static const uint DDPF_FOURCC = 0x00000004U;
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static const uint DDPF_RGB = 0x00000040U;
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static const uint DDPF_PALETTEINDEXED1 = 0x00000800U;
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static const uint DDPF_PALETTEINDEXED2 = 0x00001000U;
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static const uint DDPF_PALETTEINDEXED4 = 0x00000008U;
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static const uint DDPF_PALETTEINDEXED8 = 0x00000020U;
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static const uint DDPF_LUMINANCE = 0x00020000U;
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static const uint DDPF_ALPHAPREMULT = 0x00008000U;
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static const uint DDPF_NORMAL = 0x80000000U; // @@ Custom nv flag.
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} // namespace
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namespace nv
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{
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static Stream & operator<< (Stream & s, DDSPixelFormat & pf)
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{
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s << pf.size;
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s << pf.flags;
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s << pf.fourcc;
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s << pf.bitcount;
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s << pf.rmask;
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s << pf.gmask;
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s << pf.bmask;
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s << pf.amask;
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return s;
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}
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static Stream & operator<< (Stream & s, DDSCaps & caps)
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{
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s << caps.caps1;
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s << caps.caps2;
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s << caps.caps3;
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s << caps.caps4;
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return s;
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}
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static Stream & operator<< (Stream & s, DDSHeader & header)
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{
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nvStaticCheck(sizeof(DDSHeader) == 128);
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s << header.fourcc;
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s << header.size;
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s << header.flags;
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s << header.height;
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s << header.width;
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s << header.pitch;
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s << header.depth;
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s << header.mipmapcount;
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s.serialize(header.reserved, 11 * sizeof(uint));
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s << header.pf;
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s << header.caps;
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s << header.notused;
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return s;
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}
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}
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DDSHeader::DDSHeader()
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{
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this->fourcc = FOURCC_DDS;
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this->size = 124;
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this->flags = (DDSD_CAPS|DDSD_PIXELFORMAT);
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this->height = 0;
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this->width = 0;
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this->pitch = 0;
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this->depth = 0;
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this->mipmapcount = 0;
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memset(this->reserved, 0, sizeof(this->reserved));
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// Store version information on the reserved header attributes.
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this->reserved[9] = MAKEFOURCC('N', 'V', 'T', 'T');
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this->reserved[10] = (0 << 16) | (9 << 8) | (3); // major.minor.revision
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this->pf.size = 32;
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this->pf.flags = 0;
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this->pf.fourcc = 0;
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this->pf.bitcount = 0;
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this->pf.rmask = 0;
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this->pf.gmask = 0;
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this->pf.bmask = 0;
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this->pf.amask = 0;
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this->caps.caps1 = DDSCAPS_TEXTURE;
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this->caps.caps2 = 0;
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this->caps.caps3 = 0;
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this->caps.caps4 = 0;
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this->notused = 0;
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}
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void DDSHeader::setWidth(uint w)
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{
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this->flags |= DDSD_WIDTH;
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this->width = w;
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}
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void DDSHeader::setHeight(uint h)
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{
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this->flags |= DDSD_HEIGHT;
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this->height = h;
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}
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void DDSHeader::setDepth(uint d)
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{
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this->flags |= DDSD_DEPTH;
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this->height = d;
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}
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void DDSHeader::setMipmapCount(uint count)
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{
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if (count == 0)
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{
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this->flags &= ~DDSD_MIPMAPCOUNT;
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this->mipmapcount = 0;
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if (this->caps.caps2 == 0) {
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this->caps.caps1 = DDSCAPS_TEXTURE;
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}
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else {
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this->caps.caps1 = DDSCAPS_TEXTURE | DDSCAPS_COMPLEX;
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}
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}
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else
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{
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this->flags |= DDSD_MIPMAPCOUNT;
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this->mipmapcount = count;
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this->caps.caps1 |= DDSCAPS_COMPLEX | DDSCAPS_MIPMAP;
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}
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}
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void DDSHeader::setTexture2D()
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{
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// nothing to do here.
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}
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void DDSHeader::setTexture3D()
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{
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this->caps.caps2 = DDSCAPS2_VOLUME;
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}
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void DDSHeader::setTextureCube()
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{
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this->caps.caps1 |= DDSCAPS_COMPLEX;
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this->caps.caps2 = DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_ALL_FACES;
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}
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void DDSHeader::setLinearSize(uint size)
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{
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this->flags &= ~DDSD_PITCH;
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this->flags |= DDSD_LINEARSIZE;
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this->pitch = size;
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}
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void DDSHeader::setPitch(uint pitch)
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{
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this->flags &= ~DDSD_LINEARSIZE;
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this->flags |= DDSD_PITCH;
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this->pitch = pitch;
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}
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void DDSHeader::setFourCC(uint8 c0, uint8 c1, uint8 c2, uint8 c3)
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{
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// set fourcc pixel format.
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this->pf.flags = DDPF_FOURCC;
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this->pf.fourcc = MAKEFOURCC(c0, c1, c2, c3);
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this->pf.bitcount = 0;
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this->pf.rmask = 0;
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this->pf.gmask = 0;
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this->pf.bmask = 0;
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this->pf.amask = 0;
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}
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void DDSHeader::setPixelFormat(uint bitcount, uint rmask, uint gmask, uint bmask, uint amask)
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{
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// Make sure the masks are correct.
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nvCheck((rmask & gmask) == 0);
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nvCheck((rmask & bmask) == 0);
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nvCheck((rmask & amask) == 0);
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nvCheck((gmask & bmask) == 0);
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nvCheck((gmask & amask) == 0);
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nvCheck((bmask & amask) == 0);
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this->pf.flags = DDPF_RGB;
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if (amask != 0) {
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this->pf.flags |= DDPF_ALPHAPIXELS;
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}
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if (bitcount == 0)
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{
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// Compute bit count from the masks.
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uint total = rmask | gmask | bmask | amask;
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while(total != 0) {
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bitcount++;
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total >>= 1;
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}
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// @@ Align to 8?
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}
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this->pf.fourcc = 0;
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this->pf.bitcount = bitcount;
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this->pf.rmask = rmask;
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this->pf.gmask = gmask;
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this->pf.bmask = bmask;
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this->pf.amask = amask;
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}
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void DDSHeader::setNormalFlag(bool b)
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{
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if (b) this->pf.flags |= DDPF_NORMAL;
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else this->pf.flags &= ~DDPF_NORMAL;
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}
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void DDSHeader::swapBytes()
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{
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this->fourcc = POSH_LittleU32(this->fourcc);
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this->size = POSH_LittleU32(this->size);
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this->flags = POSH_LittleU32(this->flags);
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this->height = POSH_LittleU32(this->height);
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this->width = POSH_LittleU32(this->width);
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this->pitch = POSH_LittleU32(this->pitch);
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this->depth = POSH_LittleU32(this->depth);
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this->mipmapcount = POSH_LittleU32(this->mipmapcount);
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for(int i = 0; i < 11; i++) {
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this->reserved[i] = POSH_LittleU32(this->reserved[i]);
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}
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this->pf.size = POSH_LittleU32(this->pf.size);
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this->pf.flags = POSH_LittleU32(this->pf.flags);
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this->pf.fourcc = POSH_LittleU32(this->pf.fourcc);
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this->pf.bitcount = POSH_LittleU32(this->pf.bitcount);
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this->pf.rmask = POSH_LittleU32(this->pf.rmask);
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this->pf.gmask = POSH_LittleU32(this->pf.gmask);
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this->pf.bmask = POSH_LittleU32(this->pf.bmask);
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this->pf.amask = POSH_LittleU32(this->pf.amask);
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this->caps.caps1 = POSH_LittleU32(this->caps.caps1);
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this->caps.caps2 = POSH_LittleU32(this->caps.caps2);
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this->caps.caps3 = POSH_LittleU32(this->caps.caps3);
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this->caps.caps4 = POSH_LittleU32(this->caps.caps4);
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this->notused = POSH_LittleU32(this->notused);
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}
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DirectDrawSurface::DirectDrawSurface(const char * name) : stream(new StdInputStream(name))
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{
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if (!stream->isError())
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{
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(*stream) << header;
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}
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}
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DirectDrawSurface::~DirectDrawSurface()
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{
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delete stream;
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}
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bool DirectDrawSurface::isValid() const
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{
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if (stream->isError())
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{
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return false;
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}
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if (header.fourcc != FOURCC_DDS || header.size != 124)
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{
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return false;
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}
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const uint required = (DDSD_WIDTH|DDSD_HEIGHT|DDSD_CAPS|DDSD_PIXELFORMAT);
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if( (header.flags & required) != required ) {
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return false;
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}
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if (header.pf.size != 32) {
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return false;
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}
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if( !(header.caps.caps1 & DDSCAPS_TEXTURE) ) {
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return false;
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}
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return true;
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}
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bool DirectDrawSurface::isSupported() const
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{
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nvDebugCheck(isValid());
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if (header.pf.flags & DDPF_FOURCC)
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{
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if (header.pf.fourcc != FOURCC_DXT1 &&
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header.pf.fourcc != FOURCC_DXT2 &&
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header.pf.fourcc != FOURCC_DXT3 &&
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header.pf.fourcc != FOURCC_DXT4 &&
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header.pf.fourcc != FOURCC_DXT5 &&
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header.pf.fourcc != FOURCC_RXGB &&
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header.pf.fourcc != FOURCC_ATI1 &&
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header.pf.fourcc != FOURCC_ATI2)
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{
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// Unknown fourcc code.
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return false;
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}
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}
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else if (header.pf.flags & DDPF_RGB)
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{
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if (header.pf.bitcount == 24)
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{
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return false;
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}
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else if (header.pf.bitcount == 32)
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{
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return false;
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}
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else
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{
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// Unsupported pixel format.
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return false;
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}
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}
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else
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{
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return false;
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}
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if (isTextureCube() && (header.caps.caps2 & DDSCAPS2_CUBEMAP_ALL_FACES) != DDSCAPS2_CUBEMAP_ALL_FACES)
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{
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// Cubemaps must contain all faces.
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return false;
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}
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if (isTexture3D())
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{
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// @@ 3D textures not supported yet.
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return false;
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}
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return true;
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}
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uint DirectDrawSurface::mipmapCount() const
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{
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nvDebugCheck(isValid());
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if (header.flags & DDSD_MIPMAPCOUNT) return header.mipmapcount;
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else return 0;
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}
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uint DirectDrawSurface::width() const
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{
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nvDebugCheck(isValid());
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if (header.flags & DDSD_WIDTH) return header.width;
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else return 1;
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}
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uint DirectDrawSurface::height() const
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{
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nvDebugCheck(isValid());
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if (header.flags & DDSD_HEIGHT) return header.height;
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else return 1;
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}
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uint DirectDrawSurface::depth() const
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{
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nvDebugCheck(isValid());
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if (header.flags & DDSD_DEPTH) return header.depth;
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else return 1;
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}
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bool DirectDrawSurface::isTexture2D() const
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{
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nvDebugCheck(isValid());
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return !isTexture3D() && !isTextureCube();
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}
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bool DirectDrawSurface::isTexture3D() const
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{
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nvDebugCheck(isValid());
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return (header.caps.caps2 & DDSCAPS2_VOLUME) != 0;
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}
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bool DirectDrawSurface::isTextureCube() const
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{
|
|
nvDebugCheck(isValid());
|
|
return (header.caps.caps2 & DDSCAPS2_CUBEMAP) != 0;
|
|
}
|
|
|
|
void DirectDrawSurface::mipmap(Image * img, uint face, uint mipmap)
|
|
{
|
|
nvDebugCheck(isValid());
|
|
|
|
stream->seek(offset(face, mipmap));
|
|
|
|
uint w = width();
|
|
uint h = height();
|
|
|
|
// Compute width and height.
|
|
for (uint m = 0; m < mipmap; m++)
|
|
{
|
|
w = max(1U, w / 2);
|
|
h = max(1U, h / 2);
|
|
}
|
|
|
|
img->allocate(w, h);
|
|
|
|
if (header.pf.flags & DDPF_RGB)
|
|
{
|
|
readLinearImage(img);
|
|
}
|
|
else if (header.pf.flags & DDPF_FOURCC)
|
|
{
|
|
readBlockImage(img);
|
|
}
|
|
}
|
|
|
|
static uint8 bitExpand(uint8 c, uint bits)
|
|
{
|
|
int shifts = 0;
|
|
uint8 output = c;
|
|
// @@ TODO!!!
|
|
|
|
}
|
|
|
|
void DirectDrawSurface::readLinearImage(Image * img)
|
|
{
|
|
nvDebugCheck(stream != NULL);
|
|
nvDebugCheck(img != NULL);
|
|
|
|
// @@ Read linear RGB images.
|
|
}
|
|
|
|
void DirectDrawSurface::readBlockImage(Image * img)
|
|
{
|
|
nvDebugCheck(stream != NULL);
|
|
nvDebugCheck(img != NULL);
|
|
|
|
const uint w = img->width();
|
|
const uint h = img->height();
|
|
|
|
const uint bw = (w + 3) / 4;
|
|
const uint bh = (h + 3) / 4;
|
|
|
|
for (uint by = 0; by < bh; by++)
|
|
{
|
|
for (uint bx = 0; bx < bw; bx++)
|
|
{
|
|
ColorBlock block;
|
|
|
|
// Read color block.
|
|
readBlock(&block);
|
|
|
|
// Write color block.
|
|
for (uint y = 0; y < min(4U, h-4*by); y++)
|
|
{
|
|
for (uint x = 0; x < min(4U, w-4*bx); x++)
|
|
{
|
|
img->pixel(4*bx+x, 4*by+y) = block.color(x, y);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static Color32 buildNormal(uint8 x, uint8 y)
|
|
{
|
|
float nx = 2 * (x / 255) - 1;
|
|
float ny = 2 * (x / 255) - 1;
|
|
float nz = sqrtf(1 - nx*nx - ny*ny);
|
|
uint8 z = clamp(int(255 * (nz + 1) / 2), 0, 255);
|
|
|
|
return Color32(x, y, z);
|
|
}
|
|
|
|
|
|
void DirectDrawSurface::readBlock(ColorBlock * rgba)
|
|
{
|
|
nvDebugCheck(stream != NULL);
|
|
nvDebugCheck(rgba != NULL);
|
|
|
|
if (header.pf.fourcc == FOURCC_DXT1)
|
|
{
|
|
BlockDXT1 block;
|
|
*stream << block;
|
|
block.decodeBlock(rgba);
|
|
}
|
|
else if (header.pf.fourcc == FOURCC_DXT2 ||
|
|
header.pf.fourcc == FOURCC_DXT3)
|
|
{
|
|
BlockDXT3 block;
|
|
*stream << block;
|
|
block.decodeBlock(rgba);
|
|
}
|
|
else if (header.pf.fourcc == FOURCC_DXT4 ||
|
|
header.pf.fourcc == FOURCC_DXT5 ||
|
|
header.pf.fourcc == FOURCC_RXGB)
|
|
{
|
|
BlockDXT5 block;
|
|
*stream << block;
|
|
block.decodeBlock(rgba);
|
|
|
|
if (header.pf.fourcc == FOURCC_RXGB)
|
|
{
|
|
// Swap R & A.
|
|
for (int i = 0; i < 16; i++)
|
|
{
|
|
Color32 & c = rgba->color(i);
|
|
uint tmp = c.r;
|
|
c.r = c.a;
|
|
c.a = tmp;
|
|
}
|
|
}
|
|
}
|
|
else if (header.pf.fourcc == FOURCC_ATI1)
|
|
{
|
|
BlockATI1 block;
|
|
*stream << block;
|
|
block.decodeBlock(rgba);
|
|
}
|
|
else if (header.pf.fourcc == FOURCC_ATI2)
|
|
{
|
|
BlockATI2 block;
|
|
*stream << block;
|
|
block.decodeBlock(rgba);
|
|
}
|
|
|
|
// If normal flag set, convert to normal.
|
|
if (header.pf.flags & DDPF_NORMAL)
|
|
{
|
|
if (header.pf.fourcc == FOURCC_ATI2)
|
|
{
|
|
for (int i = 0; i < 16; i++)
|
|
{
|
|
Color32 & c = rgba->color(i);
|
|
c = buildNormal(c.r, c.g);
|
|
}
|
|
}
|
|
else if (header.pf.fourcc == FOURCC_DXT5)
|
|
{
|
|
for (int i = 0; i < 16; i++)
|
|
{
|
|
Color32 & c = rgba->color(i);
|
|
c = buildNormal(c.g, c.a);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
uint DirectDrawSurface::blockSize() const
|
|
{
|
|
switch(header.pf.fourcc)
|
|
{
|
|
case FOURCC_DXT1:
|
|
case FOURCC_ATI1:
|
|
return 8;
|
|
case FOURCC_DXT2:
|
|
case FOURCC_DXT3:
|
|
case FOURCC_DXT4:
|
|
case FOURCC_DXT5:
|
|
case FOURCC_RXGB:
|
|
case FOURCC_ATI2:
|
|
return 16;
|
|
};
|
|
|
|
// Not a block image.
|
|
return 0;
|
|
}
|
|
|
|
uint DirectDrawSurface::mipmapSize(uint mipmap) const
|
|
{
|
|
uint w = width();
|
|
uint h = height();
|
|
uint d = depth();
|
|
|
|
for (uint m = 0; m < mipmap; m++)
|
|
{
|
|
w = max(1U, w / 2);
|
|
h = max(1U, h / 2);
|
|
d = max(1U, d / 2);
|
|
}
|
|
|
|
if (header.pf.flags & DDPF_FOURCC)
|
|
{
|
|
// @@ How are 3D textures aligned?
|
|
w = (w + 3) / 4;
|
|
h = (h + 3) / 4;
|
|
return blockSize() * w * h;
|
|
}
|
|
else
|
|
{
|
|
nvDebugCheck(header.pf.flags & DDPF_RGB);
|
|
|
|
// Align pixels to bytes.
|
|
uint byteCount = (header.pf.bitcount + 7) / 8;
|
|
|
|
// Align pitch to 4 bytes.
|
|
uint pitch = 4 * ((w * byteCount + 3) / 4);
|
|
|
|
return pitch * h * d;
|
|
}
|
|
}
|
|
|
|
uint DirectDrawSurface::faceSize() const
|
|
{
|
|
const uint count = mipmapCount();
|
|
uint size = 0;
|
|
|
|
for (uint m = 0; m < count; m++)
|
|
{
|
|
size += mipmapSize(m);
|
|
}
|
|
|
|
return size;
|
|
}
|
|
|
|
uint DirectDrawSurface::offset(const uint face, const uint mipmap)
|
|
{
|
|
uint size = sizeof(DDSHeader);
|
|
|
|
if (face != 0)
|
|
{
|
|
size += face * faceSize();
|
|
}
|
|
|
|
for (uint m = 0; m < mipmap; m++)
|
|
{
|
|
size += mipmapSize(m);
|
|
}
|
|
|
|
return size;
|
|
}
|
|
|
|
|
|
void DirectDrawSurface::printInfo() const
|
|
{
|
|
printf("Flags: 0x%.8X\n", header.flags);
|
|
if (header.flags & DDSD_CAPS) printf("\tDDSD_CAPS\n");
|
|
if (header.flags & DDSD_PIXELFORMAT) printf("\tDDSD_PIXELFORMAT\n");
|
|
if (header.flags & DDSD_WIDTH) printf("\tDDSD_WIDTH\n");
|
|
if (header.flags & DDSD_HEIGHT) printf("\tDDSD_HEIGHT\n");
|
|
if (header.flags & DDSD_DEPTH) printf("\tDDSD_DEPTH\n");
|
|
if (header.flags & DDSD_PITCH) printf("\tDDSD_PITCH\n");
|
|
if (header.flags & DDSD_LINEARSIZE) printf("\tDDSD_LINEARSIZE\n");
|
|
if (header.flags & DDSD_MIPMAPCOUNT) printf("\tDDSD_MIPMAPCOUNT\n");
|
|
|
|
printf("Height: %d\n", header.height);
|
|
printf("Width: %d\n", header.width);
|
|
printf("Depth: %d\n", header.depth);
|
|
if (header.flags & DDSD_PITCH) printf("Pitch: %d\n", header.pitch);
|
|
else if (header.flags & DDSD_LINEARSIZE) printf("Linear size: %d\n", header.pitch);
|
|
printf("Mipmap count: %d\n", header.mipmapcount);
|
|
|
|
printf("Pixel Format:\n");
|
|
printf("\tFlags: 0x%.8X\n", header.pf.flags);
|
|
if (header.pf.flags & DDPF_RGB) printf("\t\tDDPF_RGB\n");
|
|
if (header.pf.flags & DDPF_FOURCC) printf("\t\tDDPF_FOURCC\n");
|
|
if (header.pf.flags & DDPF_ALPHAPIXELS) printf("\t\tDDPF_ALPHAPIXELS\n");
|
|
if (header.pf.flags & DDPF_ALPHA) printf("\t\tDDPF_ALPHA\n");
|
|
if (header.pf.flags & DDPF_PALETTEINDEXED1) printf("\t\tDDPF_PALETTEINDEXED1\n");
|
|
if (header.pf.flags & DDPF_PALETTEINDEXED2) printf("\t\tDDPF_PALETTEINDEXED2\n");
|
|
if (header.pf.flags & DDPF_PALETTEINDEXED4) printf("\t\tDDPF_PALETTEINDEXED4\n");
|
|
if (header.pf.flags & DDPF_PALETTEINDEXED8) printf("\t\tDDPF_PALETTEINDEXED8\n");
|
|
if (header.pf.flags & DDPF_ALPHAPREMULT) printf("\t\tDDPF_ALPHAPREMULT\n");
|
|
if (header.pf.flags & DDPF_NORMAL) printf("\t\tDDPF_NORMAL\n");
|
|
|
|
printf("\tFourCC: '%c%c%c%c'\n", ((header.pf.fourcc >> 0) & 0xFF), ((header.pf.fourcc >> 8) & 0xFF), ((header.pf.fourcc >> 16) & 0xFF), ((header.pf.fourcc >> 24) & 0xFF));
|
|
printf("\tBit count: %d\n", header.pf.bitcount);
|
|
printf("\tRed mask: 0x%.8X\n", header.pf.rmask);
|
|
printf("\tGreen mask: 0x%.8X\n", header.pf.gmask);
|
|
printf("\tBlue mask: 0x%.8X\n", header.pf.bmask);
|
|
printf("\tAlpha mask: 0x%.8X\n", header.pf.amask);
|
|
|
|
printf("Caps:\n");
|
|
printf("\tCaps 1: 0x%.8X\n", header.caps.caps1);
|
|
if (header.caps.caps1 & DDSCAPS_COMPLEX) printf("\t\tDDSCAPS_COMPLEX\n");
|
|
if (header.caps.caps1 & DDSCAPS_TEXTURE) printf("\t\tDDSCAPS_TEXTURE\n");
|
|
if (header.caps.caps1 & DDSCAPS_MIPMAP) printf("\t\tDDSCAPS_MIPMAP\n");
|
|
|
|
printf("\tCaps 2: 0x%.8X\n", header.caps.caps2);
|
|
if (header.caps.caps2 & DDSCAPS2_VOLUME) printf("\t\tDDSCAPS2_VOLUME\n");
|
|
else if (header.caps.caps2 & DDSCAPS2_CUBEMAP)
|
|
{
|
|
printf("\t\tDDSCAPS2_CUBEMAP\n");
|
|
if ((header.caps.caps2 & DDSCAPS2_CUBEMAP_ALL_FACES) == DDSCAPS2_CUBEMAP_ALL_FACES) printf("\t\tDDSCAPS2_CUBEMAP_ALL_FACES\n");
|
|
else {
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_POSITIVEX) printf("\t\tDDSCAPS2_CUBEMAP_POSITIVEX\n");
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_NEGATIVEX) printf("\t\tDDSCAPS2_CUBEMAP_NEGATIVEX\n");
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_POSITIVEY) printf("\t\tDDSCAPS2_CUBEMAP_POSITIVEY\n");
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_NEGATIVEY) printf("\t\tDDSCAPS2_CUBEMAP_NEGATIVEY\n");
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_POSITIVEZ) printf("\t\tDDSCAPS2_CUBEMAP_POSITIVEZ\n");
|
|
if (header.caps.caps2 & DDSCAPS2_CUBEMAP_NEGATIVEZ) printf("\t\tDDSCAPS2_CUBEMAP_NEGATIVEZ\n");
|
|
}
|
|
}
|
|
|
|
printf("\tCaps 3: 0x%.8X\n", header.caps.caps3);
|
|
printf("\tCaps 4: 0x%.8X\n", header.caps.caps4);
|
|
|
|
if (header.reserved[9] == MAKEFOURCC('N', 'V', 'T', 'T'))
|
|
{
|
|
int major = (header.reserved[10] >> 16) & 0xFF;
|
|
int minor = (header.reserved[10] >> 8) & 0xFF;
|
|
int revision= header.reserved[10] & 0xFF;
|
|
|
|
printf("Version:\n");
|
|
printf("\tNVIDIA Texture Tools %d.%d.%d\n", major, minor, revision);
|
|
}
|
|
}
|
|
|