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Diffstat (limited to '3dc/win95/awTexLd.hpp')
| -rw-r--r-- | 3dc/win95/awTexLd.hpp | 507 |
1 files changed, 0 insertions, 507 deletions
diff --git a/3dc/win95/awTexLd.hpp b/3dc/win95/awTexLd.hpp deleted file mode 100644 index e47d87e..0000000 --- a/3dc/win95/awTexLd.hpp +++ /dev/null @@ -1,507 +0,0 @@ -#ifndef _INCLUDED_AWTEXLD_HPP_ -#define _INCLUDED_AWTEXLD_HPP_ - -#include "awTexLd.h" -#include "media.hpp" -#include "db.h" -#ifndef DB_COMMA - #define DB_COMMA , -#endif - -// Nasty hack to touch the classes so MSVC++ doesn't discards them. -#ifdef _MSC_VER - extern class AwTlRegisterLoaderClass_AwBmpLoader_187 rlcAwBmpLoader_187; - - extern class AwTlRegisterLoaderClass_AwIffLoader_428 rlcAwIffLoader_428; - extern class AwTlRegisterLoaderClass_AwIffLoader_429 rlcAwIffLoader_429; - extern class AwTlRegisterLoaderClass_AwIffLoader_430 rlcAwIffLoader_430; - - extern class AwTlRegisterLoaderClass_AwPpmLoader_229 rlcAwPpmLoader_229; - extern class AwTlRegisterLoaderClass_AwPgmLoader_230 rlcAwPgmLoader_230; - extern class AwTlRegisterLoaderClass_AwPbmLoader_231 rlcAwPbmLoader_231; - - extern class RegisterChunkClassIlbmBmhdChunk_4 rccIlbmBmhdChunk_4; - extern class RegisterChunkClassIlbmCmapChunk_5 rccIlbmCmapChunk_5; - extern class RegisterChunkClassIlbmBodyChunk_6 rccIlbmBodyChunk_6; - extern class RegisterChunkClassIlbmGrabChunk_7 rccIlbmGrabChunk_7; - -#endif - -namespace AwTl { - - #define CANT_HAPPEN db_msgf1(("AwCreateTexture(): (Line %u) CAN'T HAPPEN!",__LINE__)); - - /*********************************/ - /* Pixel format global structure */ - /*********************************/ - - struct PixelFormat - { - PixelFormat() : validB(false){} - - bool palettizedB : 1; - bool alphaB : 1; - bool validB : 1; - - unsigned bitsPerPixel; - unsigned redLeftShift; - unsigned redRightShift; - unsigned greenLeftShift; - unsigned greenRightShift; - unsigned blueLeftShift; - unsigned blueRightShift; - - DDPIXELFORMAT ddpf; - }; - - // DO SOMTHING ABOUT THIS - extern PixelFormat pixelFormat; - - class CreateTextureParms; - - /********************/ - /* Colour structure */ - /********************/ - - struct Colour - { - BYTE r,g,b; - - class ConvNonTransp - { - public: - static inline unsigned DoConv (Colour const * _colP, Colour const * = NULL db_code1(DB_COMMA unsigned = 0)) - { - return - static_cast<unsigned>(_colP->r)>>pixelFormat.redRightShift<<pixelFormat.redLeftShift - |static_cast<unsigned>(_colP->g)>>pixelFormat.greenRightShift<<pixelFormat.greenLeftShift - |static_cast<unsigned>(_colP->b)>>pixelFormat.blueRightShift<<pixelFormat.blueLeftShift - |pixelFormat.ddpf.dwRGBAlphaBitMask - ; - } - static inline unsigned DoConv(BYTE const * _colP, Colour const * _paletteP db_code1(DB_COMMA unsigned _paletteSize)) - { - db_assert1(_paletteP); - db_onlyassert1(*_colP < _paletteSize); - return DoConv(&_paletteP[*_colP]); - } - }; - - class ConvTransp - { - private: - static inline unsigned MakeNonTranspCol(Colour const * _colP) - { - unsigned rv = ConvNonTransp::DoConv(_colP); - if (rv) return rv; - // make one of r,g or b in the output == 1, choose the one which is closest to the input - unsigned rdiff = (1<<pixelFormat.redRightShift) - _colP->r; - unsigned bdiff = (1<<pixelFormat.blueRightShift) - _colP->b; - unsigned gdiff = (1<<pixelFormat.greenRightShift) - _colP->g; - if (bdiff<=rdiff && bdiff<=gdiff) - return 1<<pixelFormat.blueLeftShift; - else if (rdiff<=gdiff) - return 1<<pixelFormat.redLeftShift; - else - return 1<<pixelFormat.greenLeftShift; - } - public: - static inline unsigned DoConv (Colour const * _colP, Colour const * = NULL db_code1(DB_COMMA unsigned = 0)) - { - if (!_colP->b && !_colP->r && !_colP->g) - //return pixelFormat.alphaB ? pixelFormat.ddsd.ddpfPixelFormat.dwRBitMask|pixelFormat.ddsd.ddpfPixelFormat.dwGBitMask|pixelFormat.ddsd.ddpfPixelFormat.dwBBitMask : 0; - return 0; - else - return MakeNonTranspCol(_colP); - } - static inline unsigned DoConv(BYTE const * _colP, Colour const * _paletteP db_code1(DB_COMMA unsigned _paletteSize)) - { - db_assert1(_paletteP); - db_onlyassert1(*_colP < _paletteSize); - if (!*_colP) - //return pixelFormat.alphaB ? pixelFormat.ddsd.ddpfPixelFormat.dwRBitMask|pixelFormat.ddsd.ddpfPixelFormat.dwGBitMask|pixelFormat.ddsd.ddpfPixelFormat.dwBBitMask : 0; - return 0; - else - return MakeNonTranspCol(&_paletteP[*_colP]); - } - }; - - class ConvNull - { - public: - static inline unsigned DoConv (BYTE const * _colP, Colour const * db_code1(DB_COMMA unsigned = 0)) - { - db_assert1(pixelFormat.palettizedB); - return *_colP; - } - }; - }; - - /*****************/ - /* Pointer union */ - /*****************/ - - union SurfUnion - { - D3DTexture * textureP; - DDSurface * surfaceP; - void * voidP; - SurfUnion(){} - SurfUnion(D3DTexture * p) : textureP(p){} - SurfUnion(DDSurface * p) : surfaceP(p){} - }; - - union PtrUnion - { - void * voidP; - char * charP; - signed char * scharP; - unsigned char * ucharP; - BYTE * byteP; - short * shortP; - unsigned short * ushortP; - WORD * wordP; - signed * intP; - unsigned * uintP; - DWORD * dwordP; - long * longP; - unsigned long * ulongP; - Colour * colourP; - - inline PtrUnion(){} - inline PtrUnion(void * _voidP):voidP(_voidP){} - inline operator void * () const { return voidP; } - }; - - union PtrUnionConst - { - void const * voidP; - char const * charP; - signed char const * scharP; - unsigned char const * ucharP; - BYTE const * byteP; - short const * shortP; - unsigned short const * ushortP; - WORD const * wordP; - signed const * intP; - unsigned const * uintP; - DWORD const * dwordP; - long const * longP; - unsigned long const * ulongP; - Colour const * colourP; - - inline PtrUnionConst(){} - inline PtrUnionConst(void const * _voidP):voidP(_voidP){} - inline PtrUnionConst(PtrUnion _uP):voidP(_uP.voidP){} - inline operator void const * () const { return voidP; } - }; - - /***************************************/ - /* Generic copying to surface function */ - /***************************************/ - - template<class CONVERT, class SRCTYPE> - class GenericConvertRow - { - public: - static void Do (PtrUnion _dstRowP, unsigned _dstWidth, SRCTYPE const * _srcRowP, unsigned _srcWidth, Colour const * _paletteP = NULL db_code1(DB_COMMA unsigned _paletteSize = 0)); - }; - -#ifdef _MSC_VER -#pragma warning(push) -#pragma warning(disable: 4701) -#endif - - template<class CONVERT, class SRCTYPE> - void GenericConvertRow<CONVERT, SRCTYPE>::Do (PtrUnion _dstRowP, unsigned _dstWidth, SRCTYPE const * _srcRowP, unsigned _srcWidth, Colour const * _paletteP db_code1(DB_COMMA unsigned _paletteSize)) - { - switch (pixelFormat.bitsPerPixel) - { - default: - CANT_HAPPEN - case 16: - { - db_assert1(!pixelFormat.palettizedB); - for (unsigned colcount = _srcWidth; colcount; --colcount) - { - *_dstRowP.wordP++ = static_cast<WORD>(CONVERT::DoConv(_srcRowP++,_paletteP db_code1(DB_COMMA _paletteSize))); - } - if (_srcWidth<_dstWidth) - *_dstRowP.wordP = static_cast<WORD>(CONVERT::DoConv(_srcRowP-1,_paletteP db_code1(DB_COMMA _paletteSize))); - break; - } - case 24: - { - db_assert1(!pixelFormat.palettizedB); - union { DWORD dw; BYTE b[3]; } u; - for (unsigned colcount = _srcWidth; colcount; --colcount) - { - u.dw = static_cast<DWORD>(CONVERT::DoConv(_srcRowP++,_paletteP db_code1(DB_COMMA _paletteSize))); - *_dstRowP.byteP++ = u.b[0]; - *_dstRowP.byteP++ = u.b[1]; - *_dstRowP.byteP++ = u.b[2]; - } - if (_srcWidth<_dstWidth) - { - *_dstRowP.byteP++ = u.b[0]; - *_dstRowP.byteP++ = u.b[1]; - *_dstRowP.byteP = u.b[2]; - } - } - case 32: - { - db_assert1(!pixelFormat.palettizedB); - for (unsigned colcount = _srcWidth; colcount; --colcount) - { - *_dstRowP.dwordP++ = static_cast<DWORD>(CONVERT::DoConv(_srcRowP++,_paletteP db_code1(DB_COMMA _paletteSize))); - } - if (_srcWidth<_dstWidth) - *_dstRowP.dwordP = static_cast<DWORD>(CONVERT::DoConv(_srcRowP-1,_paletteP db_code1(DB_COMMA _paletteSize))); - break; - } - case 8: - { - for (unsigned colcount = _srcWidth; colcount; --colcount) - { - *_dstRowP.byteP++ = static_cast<BYTE>(CONVERT::DoConv(_srcRowP++,_paletteP db_code1(DB_COMMA _paletteSize))); - } - if (_srcWidth<_dstWidth) - *_dstRowP.byteP = static_cast<BYTE>(CONVERT::DoConv(_srcRowP-1,_paletteP db_code1(DB_COMMA _paletteSize))); - break; - } - case 1: - case 2: - db_assert1(pixelFormat.palettizedB); - case 4: - { - unsigned shift=0; - unsigned val; - --_dstRowP.byteP; // decrement here because we increment before the first write - for (unsigned colcount = _srcWidth; colcount; --colcount) - { - val = CONVERT::DoConv(_srcRowP++,_paletteP db_code1(DB_COMMA _paletteSize)); - if (!shift) - *++_dstRowP.byteP = static_cast<BYTE>(val); - else - *_dstRowP.byteP |= static_cast<BYTE>(val<<shift); - shift += pixelFormat.bitsPerPixel; - shift &= 7; - } - if (_srcWidth<_dstWidth) - { - if (!shift) - *++_dstRowP.byteP = static_cast<BYTE>(val); - else - *_dstRowP.byteP |= static_cast<BYTE>(val<<shift); - } - break; - } - } - } - -#ifdef _MSC_VER -#pragma warning(pop) -#endif - - // reference counting support - class RefCntObj - { - public: - unsigned AddRef() { return ++m_nRefCnt; } - unsigned Release() { if (0==(--m_nRefCnt)) { delete this; return 0;} else return m_nRefCnt; } - protected: - virtual ~RefCntObj(){ - #ifndef NDEBUG - DbForget(this); - #endif - } - RefCntObj() : m_nRefCnt(1){ - #ifndef NDEBUG - DbRemember(this); - #endif - } - RefCntObj(RefCntObj const &) : m_nRefCnt(1){ - #ifndef NDEBUG - DbRemember(this); - #endif - } - RefCntObj & operator = (RefCntObj const &){ return *this;} - private: - unsigned m_nRefCnt; - - #ifndef NDEBUG - friend void DbRemember(RefCntObj * pObj); - friend void DbForget(RefCntObj * pObj); - friend class AllocList; - #endif - }; - - SurfUnion LoadFromParams(CreateTextureParms *); - -} // namespace AwTl - -struct AwBackupTexture : public AwTl::RefCntObj -{ - public: - AwTl::SurfUnion Restore(AwTl::CreateTextureParms const & rParams); - protected: - AwTl::SurfUnion CreateTexture(AwTl::CreateTextureParms const & rParams); - - void ChoosePixelFormat(AwTl::CreateTextureParms const & rParams); - - virtual ~AwBackupTexture(){} - - // return the number of unique colours in the image or zero if this cannot be determined - virtual unsigned GetNumColours() = 0; - - // return the smallest palette size that is available for the image - virtual unsigned GetMinPaletteSize() = 0; - - // return true if the image has a single transparent colour - virtual bool HasTransparentMask(bool bDefault); - - // called when a backup texture is about to be used for restoring, but after the above two functions have been called - virtual void OnBeginRestoring(unsigned nMaxPaletteSize); - - virtual AwTl::Colour * GetPalette() = 0; - - virtual bool AreRowsReversed(); - - virtual AwTl::PtrUnion GetRowPtr(unsigned nRow) = 0; - - virtual void LoadNextRow(AwTl::PtrUnion pRow) = 0; - - virtual void ConvertRow(AwTl::PtrUnion pDest, unsigned nDestWidth, AwTl::PtrUnionConst pSrc, unsigned nSrcOffset, unsigned nSrcWidth, AwTl::Colour * pPalette db_code1(DB_COMMA unsigned nPaletteSize)); - - virtual DWORD GetTransparentColour(); - - virtual void OnFinishRestoring(bool bSuccess); - - // metrics - unsigned m_nWidth; - unsigned m_nHeight; - unsigned m_nPaletteSize; // 0 inicates no palette - - unsigned m_fFlags; - - private: - bool m_bTranspMask; - - friend AwTl::SurfUnion AwTl::LoadFromParams(AwTl::CreateTextureParms *); -}; - -namespace AwTl { - - class TypicalBackupTexture : public ::AwBackupTexture - { - public: - TypicalBackupTexture(AwBackupTexture const & rBase, PtrUnion * ppPixMap, Colour * pPalette) - : AwBackupTexture(rBase) - , m_ppPixMap(ppPixMap) - , m_pPalette(pPalette) - {} - - virtual ~TypicalBackupTexture() - { - if (m_pPalette) - { - delete[] m_pPalette; - if (m_ppPixMap) - { - delete[] m_ppPixMap->byteP; - delete[] m_ppPixMap; - } - } - else - { - if (m_ppPixMap) - { - delete[] m_ppPixMap->colourP; - delete[] m_ppPixMap; - } - } - } - - virtual Colour * GetPalette(); - - virtual PtrUnion GetRowPtr(unsigned nRow); - - virtual void LoadNextRow(PtrUnion pRow); - - // note: the palette size member must be set in - // LoadHeaderInfo() for these functions to work correctly - virtual unsigned GetNumColours(); - - virtual unsigned GetMinPaletteSize(); - - private: - PtrUnion * m_ppPixMap; - Colour * m_pPalette; - }; - - class TexFileLoader : public AwBackupTexture - { - public: - SurfUnion Load(MediaMedium * pMedium, CreateTextureParms const & rParams); - - protected: - // standard constructor - // & destructor - - // Interface Functions. Each overridden version should set awTlLastErr - // when an error occurs - - // Called to set the width and height members; the palette size member can also be safely set at this point. - // Neither the width height or palette size members need actually be set until AllocateBuffers returns - virtual void LoadHeaderInfo(MediaMedium * pMedium) = 0; - - // should ensure that the palette size is set - virtual void AllocateBuffers(bool bWantBackup, unsigned nMaxPaletteSize) = 0; - - virtual void OnFinishLoading(bool bSuccess); - - virtual AwBackupTexture * CreateBackupTexture() = 0; - }; - - class TypicalTexFileLoader : public TexFileLoader - { - protected: - TypicalTexFileLoader() : m_pRowBuf(NULL), m_ppPixMap(NULL), m_pPalette(NULL) {} - - virtual ~TypicalTexFileLoader(); - - virtual unsigned GetNumColours(); - - virtual unsigned GetMinPaletteSize(); - - virtual void AllocateBuffers(bool bWantBackup, unsigned nMaxPaletteSize); - - virtual PtrUnion GetRowPtr(unsigned nRow); - - virtual AwBackupTexture * CreateBackupTexture(); - - Colour * m_pPalette; - private: - PtrUnion * m_ppPixMap; - - PtrUnion m_pRowBuf; - }; - - extern void RegisterLoader(char const * pszMagic, AwTl::TexFileLoader * (* pfnCreate) () ); - -} // namespace AwTl - -#define AWTEXLD_IMPLEMENT_DYNCREATE(pszMagic, tokenClassName) _AWTEXLD_IMPLEMENT_DYNCREATE_LINE_EX(pszMagic,tokenClassName,__LINE__) -#define _AWTEXLD_IMPLEMENT_DYNCREATE_LINE_EX(pszMagic, tokenClassName, nLine) _AWTEXLD_IMPLEMENT_DYNCREATE_LINE(pszMagic,tokenClassName,nLine) - -#define _AWTEXLD_IMPLEMENT_DYNCREATE_LINE(pszMagic,tokenClassName,nLine) \ - AwTl::TexFileLoader * AwTlCreateClassObject ##_## tokenClassName ##_## nLine () { \ - return new tokenClassName; \ - } \ - class AwTlRegisterLoaderClass ##_## tokenClassName ##_## nLine { \ - public: AwTlRegisterLoaderClass ##_## tokenClassName ##_## nLine () { \ - AwTl::RegisterLoader(pszMagic, AwTlCreateClassObject ##_## tokenClassName ##_## nLine); \ - } \ - } rlc ## tokenClassName ##_## nLine; - -#endif // ! _INCLUDED_AWTEXLD_HPP_ |