CWE-ou-minkata/Sources/Plasma/PubUtilLib/plGImage/hsDXTDirectXCodec.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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(at your option) any later version.

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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
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 or by snail mail at:
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*==LICENSE==*/
///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  hsDXTDirectXCodec Class Functions                                        //
//  DirectX-based codec functions                                            //
//  Cyan, Inc.                                                               //
//                                                                           //
//// Version History //////////////////////////////////////////////////////////
//                                                                           //
//  6.8.2001 mcn - Got a much-needed Plasma 2.0/DX8 update.                  //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#ifndef hsDXTDirectXCodec_inc
#define hsDXTDirectXCodec_inc


#include "hsWindows.h"
#include "hsCodec.h"

class plMipmap;
#if HS_BUILD_FOR_WIN32
struct IDirect3DDevice8;
struct IDirectDrawSurface7;
struct IDirectDraw7;
#endif

class hsDXTDirectXCodec : public hsCodec
{
private:
    hsDXTDirectXCodec();
public:
    ~hsDXTDirectXCodec();
    static hsDXTDirectXCodec& Instance();

    static void Init()  { fRegistered = Register(); }

    plMipmap    *CreateCompressedMipmap(plMipmap *uncompressed);
    plMipmap    *CreateUncompressedMipmap(plMipmap *compressed, UInt8 bitDepth = 0);

    // Colorize a compressed mipmap
    hsBool  ColorizeCompMipmap( plMipmap *bMap, const UInt8 *colorMask );

#if HS_BUILD_FOR_WIN32
    void        Initialize( IDirect3DDevice8 *directDraw );
#endif
    hsBool      Initialized()           { return (fFlags & kInitialized) != 0; }

#if HS_BUILD_FOR_WIN32
private:
    UInt32 ICompressedFormat(const plMipmap *uncompressed);
    IDirectDrawSurface7     *IMakeDirect3DSurface( UInt32 formatType, UInt32 mipMapLevels, UInt32 width, UInt32 height );
    void                    IFillSurface( hsRGBAColor32* src, UInt32 mmlvs, IDirectDrawSurface7 *pddsDest );
    void                    IFillFromSurface( hsRGBAColor32* dest, UInt32 mmlvs, IDirectDrawSurface7 *pddsSrc );
    void                    ICopySurface( IDirectDrawSurface7 *dest, IDirectDrawSurface7 *src, Int32 mipMapLevels );
    void                    CheckErrorCode(HRESULT res);
    hsBool                  IInitialize();
#endif

#if HS_BUILD_FOR_WIN32
    IDirectDraw7    *fDirectDraw;
    HINSTANCE       fDDLibraryInstance;
#else
    void*           fDirectDraw;
    void*           fDDLibraryInstance;
#endif
    UInt32          fFlags;
    
    enum
    {
        kInitialized            = 0x1,
        kExternalInit           = 0x2
    };

    static hsBool Register();
    static hsBool fRegistered;
};

#endif // hsDXTDirectXCodec_inc