crossxtex/DirectXTex/DirectXTexP.h
2016-04-24 20:28:04 -07:00

231 lines
9.7 KiB
C++

//-------------------------------------------------------------------------------------
// DirectXTexp.h
//
// DirectX Texture Library - Private header
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// http://go.microsoft.com/fwlink/?LinkId=248926
//-------------------------------------------------------------------------------------
#pragma once
#pragma warning(push)
#pragma warning(disable : 4005)
#define WIN32_LEAN_AND_MEAN
#define NOMINMAX
#define NODRAWTEXT
#define NOGDI
#define NOBITMAP
#define NOMCX
#define NOSERVICE
#define NOHELP
#pragma warning(pop)
#ifndef _WIN32_WINNT_WIN10
#define _WIN32_WINNT_WIN10 0x0A00
#endif
#include <windows.h>
#include <directxmath.h>
#include <directxpackedvector.h>
#include <assert.h>
#include <malloc.h>
#include <memory>
#include <vector>
#include <stdlib.h>
#include <search.h>
#include <ole2.h>
#include "directxtex.h"
#include <wincodec.h>
#include <wrl\client.h>
#include "scoped.h"
#define TEX_FILTER_MASK 0xF00000
#define XBOX_DXGI_FORMAT_R10G10B10_7E3_A2_FLOAT DXGI_FORMAT(116)
#define XBOX_DXGI_FORMAT_R10G10B10_6E4_A2_FLOAT DXGI_FORMAT(117)
#define XBOX_DXGI_FORMAT_D16_UNORM_S8_UINT DXGI_FORMAT(118)
#define XBOX_DXGI_FORMAT_R16_UNORM_X8_TYPELESS DXGI_FORMAT(119)
#define XBOX_DXGI_FORMAT_X16_TYPELESS_G8_UINT DXGI_FORMAT(120)
#define WIN10_DXGI_FORMAT_P208 DXGI_FORMAT(130)
#define WIN10_DXGI_FORMAT_V208 DXGI_FORMAT(131)
#define WIN10_DXGI_FORMAT_V408 DXGI_FORMAT(132)
#ifndef XBOX_DXGI_FORMAT_R10G10B10_SNORM_A2_UNORM
#define XBOX_DXGI_FORMAT_R10G10B10_SNORM_A2_UNORM DXGI_FORMAT(189)
#endif
#define XBOX_DXGI_FORMAT_R4G4_UNORM DXGI_FORMAT(190)
namespace DirectX
{
//---------------------------------------------------------------------------------
// WIC helper functions
DXGI_FORMAT __cdecl _WICToDXGI( _In_ const GUID& guid );
bool __cdecl _DXGIToWIC( _In_ DXGI_FORMAT format, _Out_ GUID& guid, _In_ bool ignoreRGBvsBGR = false );
DWORD __cdecl _CheckWICColorSpace( _In_ const GUID& sourceGUID, _In_ const GUID& targetGUID );
inline WICBitmapDitherType __cdecl _GetWICDither( _In_ DWORD flags )
{
static_assert( TEX_FILTER_DITHER == 0x10000, "TEX_FILTER_DITHER* flag values don't match mask" );
static_assert( TEX_FILTER_DITHER == WIC_FLAGS_DITHER, "TEX_FILTER_DITHER* should match WIC_FLAGS_DITHER*" );
static_assert( TEX_FILTER_DITHER_DIFFUSION == WIC_FLAGS_DITHER_DIFFUSION, "TEX_FILTER_DITHER* should match WIC_FLAGS_DITHER*" );
switch( flags & 0xF0000 )
{
case TEX_FILTER_DITHER:
return WICBitmapDitherTypeOrdered4x4;
case TEX_FILTER_DITHER_DIFFUSION:
return WICBitmapDitherTypeErrorDiffusion;
default:
return WICBitmapDitherTypeNone;
}
}
inline WICBitmapInterpolationMode __cdecl _GetWICInterp( _In_ DWORD flags )
{
static_assert( TEX_FILTER_POINT == 0x100000, "TEX_FILTER_ flag values don't match TEX_FILTER_MASK" );
static_assert( TEX_FILTER_POINT == WIC_FLAGS_FILTER_POINT, "TEX_FILTER_* flags should match WIC_FLAGS_FILTER_*" );
static_assert( TEX_FILTER_LINEAR == WIC_FLAGS_FILTER_LINEAR, "TEX_FILTER_* flags should match WIC_FLAGS_FILTER_*" );
static_assert( TEX_FILTER_CUBIC == WIC_FLAGS_FILTER_CUBIC, "TEX_FILTER_* flags should match WIC_FLAGS_FILTER_*" );
static_assert( TEX_FILTER_FANT == WIC_FLAGS_FILTER_FANT, "TEX_FILTER_* flags should match WIC_FLAGS_FILTER_*" );
switch( flags & TEX_FILTER_MASK )
{
case TEX_FILTER_POINT:
return WICBitmapInterpolationModeNearestNeighbor;
case TEX_FILTER_LINEAR:
return WICBitmapInterpolationModeLinear;
case TEX_FILTER_CUBIC:
return WICBitmapInterpolationModeCubic;
case TEX_FILTER_FANT:
default:
return WICBitmapInterpolationModeFant;
}
}
//---------------------------------------------------------------------------------
// Image helper functions
void __cdecl _DetermineImageArray( _In_ const TexMetadata& metadata, _In_ DWORD cpFlags,
_Out_ size_t& nImages, _Out_ size_t& pixelSize );
_Success_(return != false)
bool __cdecl _SetupImageArray( _In_reads_bytes_(pixelSize) uint8_t *pMemory, _In_ size_t pixelSize,
_In_ const TexMetadata& metadata, _In_ DWORD cpFlags,
_Out_writes_(nImages) Image* images, _In_ size_t nImages );
//---------------------------------------------------------------------------------
// Conversion helper functions
enum TEXP_SCANLINE_FLAGS
{
TEXP_SCANLINE_NONE = 0,
TEXP_SCANLINE_SETALPHA = 0x1, // Set alpha channel to known opaque value
TEXP_SCANLINE_LEGACY = 0x2, // Enables specific legacy format conversion cases
};
enum CONVERT_FLAGS
{
CONVF_FLOAT = 0x1,
CONVF_UNORM = 0x2,
CONVF_UINT = 0x4,
CONVF_SNORM = 0x8,
CONVF_SINT = 0x10,
CONVF_DEPTH = 0x20,
CONVF_STENCIL = 0x40,
CONVF_SHAREDEXP = 0x80,
CONVF_BGR = 0x100,
CONVF_XR = 0x200,
CONVF_PACKED = 0x400,
CONVF_BC = 0x800,
CONVF_YUV = 0x1000,
CONVF_R = 0x10000,
CONVF_G = 0x20000,
CONVF_B = 0x40000,
CONVF_A = 0x80000,
CONVF_RGB_MASK = 0x70000,
CONVF_RGBA_MASK = 0xF0000,
};
DWORD __cdecl _GetConvertFlags( _In_ DXGI_FORMAT format );
void __cdecl _CopyScanline( _When_(pDestination == pSource, _Inout_updates_bytes_(outSize))
_When_(pDestination != pSource, _Out_writes_bytes_(outSize))
LPVOID pDestination, _In_ size_t outSize,
_In_reads_bytes_(inSize) LPCVOID pSource, _In_ size_t inSize,
_In_ DXGI_FORMAT format, _In_ DWORD flags );
void __cdecl _SwizzleScanline( _When_(pDestination == pSource, _In_)
_When_(pDestination != pSource, _Out_writes_bytes_(outSize))
LPVOID pDestination, _In_ size_t outSize,
_In_reads_bytes_(inSize) LPCVOID pSource, _In_ size_t inSize,
_In_ DXGI_FORMAT format, _In_ DWORD flags );
_Success_(return != false)
bool __cdecl _ExpandScanline( _Out_writes_bytes_(outSize) LPVOID pDestination, _In_ size_t outSize,
_In_ DXGI_FORMAT outFormat,
_In_reads_bytes_(inSize) LPCVOID pSource, _In_ size_t inSize,
_In_ DXGI_FORMAT inFormat, _In_ DWORD flags );
_Success_(return != false)
bool __cdecl _LoadScanline( _Out_writes_(count) XMVECTOR* pDestination, _In_ size_t count,
_In_reads_bytes_(size) LPCVOID pSource, _In_ size_t size, _In_ DXGI_FORMAT format );
_Success_(return != false)
bool __cdecl _LoadScanlineLinear( _Out_writes_(count) XMVECTOR* pDestination, _In_ size_t count,
_In_reads_bytes_(size) LPCVOID pSource, _In_ size_t size, _In_ DXGI_FORMAT format, _In_ DWORD flags );
_Success_(return != false)
bool __cdecl _StoreScanline( LPVOID pDestination, _In_ size_t size, _In_ DXGI_FORMAT format,
_In_reads_(count) const XMVECTOR* pSource, _In_ size_t count, _In_ float threshold = 0 );
_Success_(return != false)
bool __cdecl _StoreScanlineLinear( LPVOID pDestination, _In_ size_t size, _In_ DXGI_FORMAT format,
_Inout_updates_all_(count) XMVECTOR* pSource, _In_ size_t count, _In_ DWORD flags, _In_ float threshold = 0 );
_Success_(return != false)
bool __cdecl _StoreScanlineDither( LPVOID pDestination, _In_ size_t size, _In_ DXGI_FORMAT format,
_Inout_updates_all_(count) XMVECTOR* pSource, _In_ size_t count, _In_ float threshold, size_t y, size_t z,
_Inout_updates_all_opt_(count+2) XMVECTOR* pDiffusionErrors );
HRESULT __cdecl _ConvertToR32G32B32A32( _In_ const Image& srcImage, _Inout_ ScratchImage& image );
HRESULT __cdecl _ConvertFromR32G32B32A32( _In_ const Image& srcImage, _In_ const Image& destImage );
HRESULT __cdecl _ConvertFromR32G32B32A32( _In_ const Image& srcImage, _In_ DXGI_FORMAT format, _Inout_ ScratchImage& image );
HRESULT __cdecl _ConvertFromR32G32B32A32( _In_reads_(nimages) const Image* srcImages, _In_ size_t nimages, _In_ const TexMetadata& metadata,
_In_ DXGI_FORMAT format, _Out_ ScratchImage& result );
void __cdecl _ConvertScanline( _Inout_updates_all_(count) XMVECTOR* pBuffer, _In_ size_t count,
_In_ DXGI_FORMAT outFormat, _In_ DXGI_FORMAT inFormat, _In_ DWORD flags );
//---------------------------------------------------------------------------------
// DDS helper functions
HRESULT __cdecl _EncodeDDSHeader( _In_ const TexMetadata& metadata, DWORD flags,
_Out_writes_bytes_to_opt_(maxsize, required) LPVOID pDestination, _In_ size_t maxsize, _Out_ size_t& required );
}; // namespace