527 lines
15 KiB
C++
527 lines
15 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#if defined( _WIN32 ) && !defined( _X360 ) && !defined( DX_TO_GL_ABSTRACTION )
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#include <windows.h>
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#include "../dx9sdk/include/d3d9types.h"
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#endif
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#include "bitmap/imageformat.h"
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#include "basetypes.h"
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#include "tier0/dbg.h"
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#include <malloc.h>
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#include <memory.h>
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#include "nvtc.h"
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#include "mathlib/mathlib.h"
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#include "mathlib/vector.h"
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#include "tier1/utlmemory.h"
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#include "tier1/strtools.h"
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#include "mathlib/compressed_vector.h"
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// Should be last include
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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// Various important function types for each color format
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//-----------------------------------------------------------------------------
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static const ImageFormatInfo_t g_ImageFormatInfo[] =
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{
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{ "UNKNOWN", 0, 0, 0, 0, 0, false }, // IMAGE_FORMAT_UNKNOWN,
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{ "RGBA8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_RGBA8888,
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{ "ABGR8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_ABGR8888,
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{ "RGB888", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_RGB888,
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{ "BGR888", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_BGR888,
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{ "RGB565", 2, 5, 6, 5, 0, false }, // IMAGE_FORMAT_RGB565,
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{ "I8", 1, 0, 0, 0, 0, false }, // IMAGE_FORMAT_I8,
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{ "IA88", 2, 0, 0, 0, 8, false }, // IMAGE_FORMAT_IA88
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{ "P8", 1, 0, 0, 0, 0, false }, // IMAGE_FORMAT_P8
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{ "A8", 1, 0, 0, 0, 8, false }, // IMAGE_FORMAT_A8
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{ "RGB888_BLUESCREEN", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_RGB888_BLUESCREEN
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{ "BGR888_BLUESCREEN", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_BGR888_BLUESCREEN
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{ "ARGB8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_ARGB8888
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{ "BGRA8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_BGRA8888
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{ "DXT1", 0, 0, 0, 0, 0, true }, // IMAGE_FORMAT_DXT1
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{ "DXT3", 0, 0, 0, 0, 8, true }, // IMAGE_FORMAT_DXT3
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{ "DXT5", 0, 0, 0, 0, 8, true }, // IMAGE_FORMAT_DXT5
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{ "BGRX8888", 4, 8, 8, 8, 0, false }, // IMAGE_FORMAT_BGRX8888
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{ "BGR565", 2, 5, 6, 5, 0, false }, // IMAGE_FORMAT_BGR565
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{ "BGRX5551", 2, 5, 5, 5, 0, false }, // IMAGE_FORMAT_BGRX5551
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{ "BGRA4444", 2, 4, 4, 4, 4, false }, // IMAGE_FORMAT_BGRA4444
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{ "DXT1_ONEBITALPHA", 0, 0, 0, 0, 0, true }, // IMAGE_FORMAT_DXT1_ONEBITALPHA
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{ "BGRA5551", 2, 5, 5, 5, 1, false }, // IMAGE_FORMAT_BGRA5551
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{ "UV88", 2, 8, 8, 0, 0, false }, // IMAGE_FORMAT_UV88
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{ "UVWQ8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_UVWQ8899
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{ "RGBA16161616F", 8, 16, 16, 16, 16, false }, // IMAGE_FORMAT_RGBA16161616F
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{ "RGBA16161616", 8, 16, 16, 16, 16, false }, // IMAGE_FORMAT_RGBA16161616
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{ "IMAGE_FORMAT_UVLX8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_UVLX8899
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{ "IMAGE_FORMAT_R32F", 4, 32, 0, 0, 0, false }, // IMAGE_FORMAT_R32F
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{ "IMAGE_FORMAT_RGB323232F", 12, 32, 32, 32, 0, false }, // IMAGE_FORMAT_RGB323232F
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{ "IMAGE_FORMAT_RGBA32323232F", 16, 32, 32, 32, 32, false }, // IMAGE_FORMAT_RGBA32323232F
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// Vendor-dependent depth formats used for shadow depth mapping
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{ "NV_DST16", 2, 16, 0, 0, 0, false }, // IMAGE_FORMAT_NV_DST16
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{ "NV_DST24", 4, 24, 0, 0, 0, false }, // IMAGE_FORMAT_NV_DST24
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{ "NV_INTZ", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_NV_INTZ
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{ "NV_RAWZ", 4, 24, 0, 0, 0, false }, // IMAGE_FORMAT_NV_RAWZ
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{ "ATI_DST16", 2, 16, 0, 0, 0, false }, // IMAGE_FORMAT_ATI_DST16
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{ "ATI_DST24", 4, 24, 0, 0, 0, false }, // IMAGE_FORMAT_ATI_DST24
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{ "NV_NULL", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_NV_NULL
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// Vendor-dependent compressed formats typically used for normal map compression
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{ "ATI1N", 0, 0, 0, 0, 0, true }, // IMAGE_FORMAT_ATI1N
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{ "ATI2N", 0, 0, 0, 0, 0, true }, // IMAGE_FORMAT_ATI2N
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#ifdef _X360
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{ "X360_DST16", 2, 16, 0, 0, 0, false }, // IMAGE_FORMAT_X360_DST16
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{ "X360_DST24", 4, 24, 0, 0, 0, false }, // IMAGE_FORMAT_X360_DST24
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{ "X360_DST24F", 4, 24, 0, 0, 0, false }, // IMAGE_FORMAT_X360_DST24F
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{ "LINEAR_BGRX8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LINEAR_BGRX8888
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{ "LINEAR_RGBA8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LINEAR_RGBA8888
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{ "LINEAR_ABGR8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LINEAR_ABGR8888
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{ "LINEAR_ARGB8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LINEAR_ARGB8888
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{ "LINEAR_BGRA8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LINEAR_BGRA8888
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{ "LINEAR_RGB888", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_LINEAR_RGB888
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{ "LINEAR_BGR888", 3, 8, 8, 8, 0, false }, // IMAGE_FORMAT_LINEAR_BGR888
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{ "LINEAR_BGRX5551", 2, 5, 5, 5, 0, false }, // IMAGE_FORMAT_LINEAR_BGRX5551
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{ "LINEAR_I8", 1, 0, 0, 0, 0, false }, // IMAGE_FORMAT_LINEAR_I8
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{ "LINEAR_RGBA16161616", 8, 16, 16, 16, 16, false }, // IMAGE_FORMAT_LINEAR_RGBA16161616
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{ "LE_BGRX8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LE_BGRX8888
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{ "LE_BGRA8888", 4, 8, 8, 8, 8, false }, // IMAGE_FORMAT_LE_BGRA8888
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#endif
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{ "DXT1_RUNTIME", 0, 0, 0, 0, 0, true, }, // IMAGE_FORMAT_DXT1_RUNTIME
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{ "DXT5_RUNTIME", 0, 0, 0, 0, 8, true, }, // IMAGE_FORMAT_DXT5_RUNTIME
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};
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namespace ImageLoader
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{
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//-----------------------------------------------------------------------------
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// Returns info about each image format
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//-----------------------------------------------------------------------------
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const ImageFormatInfo_t& ImageFormatInfo( ImageFormat fmt )
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{
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Assert( ( NUM_IMAGE_FORMATS + 1 ) == sizeof( g_ImageFormatInfo ) / sizeof( g_ImageFormatInfo[0] ) );
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Assert( unsigned( fmt + 1 ) <= ( NUM_IMAGE_FORMATS ) );
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return g_ImageFormatInfo[ fmt + 1 ];
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}
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int GetMemRequired( int width, int height, int depth, ImageFormat imageFormat, bool mipmap )
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{
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if ( depth <= 0 )
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{
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depth = 1;
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}
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if ( !mipmap )
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{
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// Block compressed formats
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if ( IsCompressed( imageFormat ) )
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{
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/*
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DDSURFACEDESC desc;
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memset( &desc, 0, sizeof(desc) );
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DWORD dwEncodeType;
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dwEncodeType = GetDXTCEncodeType( imageFormat );
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desc.dwSize = sizeof( desc );
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desc.dwFlags = DDSD_WIDTH | DDSD_HEIGHT;
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desc.dwWidth = width;
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desc.dwHeight = height;
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return S3TCgetEncodeSize( &desc, dwEncodeType );
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*/
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Assert( ( width < 4 ) || !( width % 4 ) );
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Assert( ( height < 4 ) || !( height % 4 ) );
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Assert( ( depth < 4 ) || !( depth % 4 ) );
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if ( width < 4 && width > 0 )
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{
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width = 4;
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}
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if ( height < 4 && height > 0 )
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{
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height = 4;
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}
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if ( depth < 4 && depth > 1 )
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{
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depth = 4;
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}
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int numBlocks = ( width * height ) >> 4;
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numBlocks *= depth;
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switch ( imageFormat )
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{
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case IMAGE_FORMAT_DXT1:
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case IMAGE_FORMAT_DXT1_RUNTIME:
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case IMAGE_FORMAT_ATI1N:
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return numBlocks * 8;
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case IMAGE_FORMAT_DXT3:
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case IMAGE_FORMAT_DXT5:
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case IMAGE_FORMAT_DXT5_RUNTIME:
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case IMAGE_FORMAT_ATI2N:
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return numBlocks * 16;
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}
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Assert( 0 );
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return 0;
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}
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return width * height * depth * SizeInBytes( imageFormat );
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}
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// Mipmap version
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int memSize = 0;
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while ( 1 )
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{
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memSize += GetMemRequired( width, height, depth, imageFormat, false );
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if ( width == 1 && height == 1 && depth == 1 )
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{
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break;
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}
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width >>= 1;
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height >>= 1;
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depth >>= 1;
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if ( width < 1 )
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{
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width = 1;
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}
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if ( height < 1 )
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{
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height = 1;
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}
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if ( depth < 1 )
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{
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depth = 1;
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}
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}
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return memSize;
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}
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int GetMipMapLevelByteOffset( int width, int height, ImageFormat imageFormat, int skipMipLevels )
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{
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int offset = 0;
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while( skipMipLevels > 0 )
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{
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offset += width * height * SizeInBytes(imageFormat);
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if( width == 1 && height == 1 )
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{
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break;
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}
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width >>= 1;
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height >>= 1;
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if( width < 1 )
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{
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width = 1;
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}
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if( height < 1 )
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{
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height = 1;
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}
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skipMipLevels--;
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}
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return offset;
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}
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void GetMipMapLevelDimensions( int *width, int *height, int skipMipLevels )
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{
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while( skipMipLevels > 0 )
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{
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if( *width == 1 && *height == 1 )
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{
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break;
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}
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*width >>= 1;
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*height >>= 1;
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if( *width < 1 )
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{
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*width = 1;
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}
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if( *height < 1 )
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{
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*height = 1;
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}
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skipMipLevels--;
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}
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}
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int GetNumMipMapLevels( int width, int height, int depth )
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{
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if ( depth <= 0 )
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{
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depth = 1;
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}
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if( width < 1 || height < 1 || depth < 1 )
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return 0;
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int numMipLevels = 1;
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while( 1 )
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{
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if( width == 1 && height == 1 && depth == 1 )
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break;
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width >>= 1;
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height >>= 1;
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depth >>= 1;
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if( width < 1 )
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{
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width = 1;
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}
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if( height < 1 )
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{
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height = 1;
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}
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if( depth < 1 )
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{
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depth = 1;
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}
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numMipLevels++;
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}
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return numMipLevels;
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}
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// Turn off warning about FOURCC formats below...
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#pragma warning (disable:4063)
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#ifdef DX_TO_GL_ABSTRACTION
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#ifndef MAKEFOURCC
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#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
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((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) | \
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((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24 ))
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#endif //defined(MAKEFOURCC)
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#endif
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//-----------------------------------------------------------------------------
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// convert back and forth from D3D format to ImageFormat, regardless of
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// whether it's supported or not
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//-----------------------------------------------------------------------------
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ImageFormat D3DFormatToImageFormat( D3DFORMAT format )
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{
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#if defined( _X360 )
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if ( IS_D3DFORMAT_SRGB( format ) )
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{
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// sanitize the format from possible sRGB state for comparison purposes
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format = MAKE_NON_SRGB_FMT( format );
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}
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#endif
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switch ( format )
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{
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#if !defined( _X360 )
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case D3DFMT_R8G8B8:
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return IMAGE_FORMAT_BGR888;
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#endif
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case D3DFMT_A8R8G8B8:
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return IMAGE_FORMAT_BGRA8888;
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case D3DFMT_X8R8G8B8:
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return IMAGE_FORMAT_BGRX8888;
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case D3DFMT_R5G6B5:
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return IMAGE_FORMAT_BGR565;
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case D3DFMT_X1R5G5B5:
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return IMAGE_FORMAT_BGRX5551;
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case D3DFMT_A1R5G5B5:
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return IMAGE_FORMAT_BGRA5551;
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case D3DFMT_A4R4G4B4:
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return IMAGE_FORMAT_BGRA4444;
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case D3DFMT_L8:
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return IMAGE_FORMAT_I8;
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case D3DFMT_A8L8:
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return IMAGE_FORMAT_IA88;
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case D3DFMT_A8:
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return IMAGE_FORMAT_A8;
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case D3DFMT_DXT1:
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return IMAGE_FORMAT_DXT1;
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case D3DFMT_DXT3:
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return IMAGE_FORMAT_DXT3;
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case D3DFMT_DXT5:
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return IMAGE_FORMAT_DXT5;
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case D3DFMT_V8U8:
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return IMAGE_FORMAT_UV88;
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case D3DFMT_Q8W8V8U8:
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return IMAGE_FORMAT_UVWQ8888;
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case D3DFMT_X8L8V8U8:
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return IMAGE_FORMAT_UVLX8888;
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case D3DFMT_A16B16G16R16F:
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return IMAGE_FORMAT_RGBA16161616F;
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case D3DFMT_A16B16G16R16:
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return IMAGE_FORMAT_RGBA16161616;
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case D3DFMT_R32F:
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return IMAGE_FORMAT_R32F;
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case D3DFMT_A32B32G32R32F:
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return IMAGE_FORMAT_RGBA32323232F;
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// DST and FOURCC formats mapped back to ImageFormat (for vendor-dependent shadow depth textures)
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case (D3DFORMAT)(MAKEFOURCC('R','A','W','Z')):
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return IMAGE_FORMAT_NV_RAWZ;
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case (D3DFORMAT)(MAKEFOURCC('I','N','T','Z')):
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return IMAGE_FORMAT_NV_INTZ;
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case (D3DFORMAT)(MAKEFOURCC('N','U','L','L')):
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return IMAGE_FORMAT_NV_NULL;
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case D3DFMT_D16:
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#if !defined( _X360 )
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return IMAGE_FORMAT_NV_DST16;
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#else
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return IMAGE_FORMAT_X360_DST16;
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#endif
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case D3DFMT_D24S8:
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#if !defined( _X360 )
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return IMAGE_FORMAT_NV_DST24;
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#else
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return IMAGE_FORMAT_X360_DST24;
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#endif
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case (D3DFORMAT)(MAKEFOURCC('D','F','1','6')):
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return IMAGE_FORMAT_ATI_DST16;
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case (D3DFORMAT)(MAKEFOURCC('D','F','2','4')):
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return IMAGE_FORMAT_ATI_DST24;
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// ATIxN FOURCC formats mapped back to ImageFormat
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case (D3DFORMAT)(MAKEFOURCC('A','T','I','1')):
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return IMAGE_FORMAT_ATI1N;
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case (D3DFORMAT)(MAKEFOURCC('A','T','I','2')):
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return IMAGE_FORMAT_ATI2N;
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#if defined( _X360 )
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case D3DFMT_LIN_A8R8G8B8:
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return IMAGE_FORMAT_LINEAR_BGRA8888;
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case D3DFMT_LIN_X8R8G8B8:
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return IMAGE_FORMAT_LINEAR_BGRX8888;
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case D3DFMT_LIN_X1R5G5B5:
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return IMAGE_FORMAT_LINEAR_BGRX5551;
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case D3DFMT_LIN_L8:
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return IMAGE_FORMAT_LINEAR_I8;
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case D3DFMT_LIN_A16B16G16R16:
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return IMAGE_FORMAT_LINEAR_RGBA16161616;
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case D3DFMT_LE_X8R8G8B8:
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return IMAGE_FORMAT_LE_BGRX8888;
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case D3DFMT_LE_A8R8G8B8:
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return IMAGE_FORMAT_LE_BGRA8888;
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case D3DFMT_D24FS8:
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return IMAGE_FORMAT_X360_DST24F;
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#endif
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}
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Assert( 0 );
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return IMAGE_FORMAT_UNKNOWN;
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}
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D3DFORMAT ImageFormatToD3DFormat( ImageFormat format )
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{
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// This doesn't care whether it's supported or not
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switch ( format )
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{
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case IMAGE_FORMAT_BGR888:
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#if !defined( _X360 )
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return D3DFMT_R8G8B8;
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#else
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return D3DFMT_UNKNOWN;
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#endif
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case IMAGE_FORMAT_BGRA8888:
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return D3DFMT_A8R8G8B8;
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case IMAGE_FORMAT_BGRX8888:
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return D3DFMT_X8R8G8B8;
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case IMAGE_FORMAT_BGR565:
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return D3DFMT_R5G6B5;
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case IMAGE_FORMAT_BGRX5551:
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return D3DFMT_X1R5G5B5;
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case IMAGE_FORMAT_BGRA5551:
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return D3DFMT_A1R5G5B5;
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case IMAGE_FORMAT_BGRA4444:
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return D3DFMT_A4R4G4B4;
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case IMAGE_FORMAT_I8:
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return D3DFMT_L8;
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case IMAGE_FORMAT_IA88:
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return D3DFMT_A8L8;
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case IMAGE_FORMAT_A8:
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return D3DFMT_A8;
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case IMAGE_FORMAT_DXT1:
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case IMAGE_FORMAT_DXT1_ONEBITALPHA:
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return D3DFMT_DXT1;
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case IMAGE_FORMAT_DXT3:
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|
return D3DFMT_DXT3;
|
|
case IMAGE_FORMAT_DXT5:
|
|
return D3DFMT_DXT5;
|
|
case IMAGE_FORMAT_UV88:
|
|
return D3DFMT_V8U8;
|
|
case IMAGE_FORMAT_UVWQ8888:
|
|
return D3DFMT_Q8W8V8U8;
|
|
case IMAGE_FORMAT_UVLX8888:
|
|
return D3DFMT_X8L8V8U8;
|
|
case IMAGE_FORMAT_RGBA16161616F:
|
|
return D3DFMT_A16B16G16R16F;
|
|
case IMAGE_FORMAT_RGBA16161616:
|
|
return D3DFMT_A16B16G16R16;
|
|
case IMAGE_FORMAT_R32F:
|
|
return D3DFMT_R32F;
|
|
case IMAGE_FORMAT_RGBA32323232F:
|
|
return D3DFMT_A32B32G32R32F;
|
|
|
|
// ImageFormat mapped to vendor-dependent FOURCC formats (for shadow depth textures)
|
|
case IMAGE_FORMAT_NV_RAWZ:
|
|
return (D3DFORMAT)(MAKEFOURCC('R','A','W','Z'));
|
|
case IMAGE_FORMAT_NV_INTZ:
|
|
return (D3DFORMAT)(MAKEFOURCC('I','N','T','Z'));
|
|
case IMAGE_FORMAT_NV_NULL:
|
|
return (D3DFORMAT)(MAKEFOURCC('N','U','L','L'));
|
|
case IMAGE_FORMAT_NV_DST16:
|
|
return D3DFMT_D16;
|
|
case IMAGE_FORMAT_NV_DST24:
|
|
return D3DFMT_D24S8;
|
|
case IMAGE_FORMAT_ATI_DST16:
|
|
return (D3DFORMAT)(MAKEFOURCC('D','F','1','6'));
|
|
case IMAGE_FORMAT_ATI_DST24:
|
|
return (D3DFORMAT)(MAKEFOURCC('D','F','2','4'));
|
|
|
|
// ImageFormats mapped to ATIxN FOURCC
|
|
case IMAGE_FORMAT_ATI1N:
|
|
return (D3DFORMAT)(MAKEFOURCC('A','T','I','1'));
|
|
case IMAGE_FORMAT_ATI2N:
|
|
return (D3DFORMAT)(MAKEFOURCC('A','T','I','2'));
|
|
|
|
#if defined( _X360 )
|
|
case IMAGE_FORMAT_LINEAR_BGRA8888:
|
|
return D3DFMT_LIN_A8R8G8B8;
|
|
case IMAGE_FORMAT_LINEAR_BGRX8888:
|
|
return D3DFMT_LIN_X8R8G8B8;
|
|
case IMAGE_FORMAT_LINEAR_BGRX5551:
|
|
return D3DFMT_LIN_X1R5G5B5;
|
|
case IMAGE_FORMAT_LINEAR_I8:
|
|
return D3DFMT_LIN_L8;
|
|
case IMAGE_FORMAT_LINEAR_RGBA16161616:
|
|
return D3DFMT_LIN_A16B16G16R16;
|
|
case IMAGE_FORMAT_LE_BGRX8888:
|
|
return D3DFMT_LE_X8R8G8B8;
|
|
case IMAGE_FORMAT_LE_BGRA8888:
|
|
return D3DFMT_LE_A8R8G8B8;
|
|
case IMAGE_FORMAT_X360_DST16:
|
|
return D3DFMT_D16;
|
|
case IMAGE_FORMAT_X360_DST24:
|
|
return D3DFMT_D24S8;
|
|
case IMAGE_FORMAT_X360_DST24F:
|
|
return D3DFMT_D24FS8;
|
|
#endif
|
|
|
|
case IMAGE_FORMAT_DXT1_RUNTIME:
|
|
return D3DFMT_DXT1;
|
|
case IMAGE_FORMAT_DXT5_RUNTIME:
|
|
return D3DFMT_DXT5;
|
|
}
|
|
|
|
Assert( 0 );
|
|
|
|
return D3DFMT_UNKNOWN;
|
|
}
|
|
|
|
#pragma warning (default:4063)
|
|
|
|
} // ImageLoader namespace ends
|
|
|