My name is in the changelog so that bugs are blamed on the real culprit :) If you think this is improper, please drop it. ChangeLog Jaekil Lee <Jaekil.Lee@efi.com> Implement MaskBlt using BitBlt. Adapted for Wine by Dimitrie O. Paun. Index: graphics/bitblt.c =================================================================== RCS file: /var/cvs/wine/graphics/bitblt.c,v retrieving revision 1.20 diff -u -r1.20 bitblt.c --- graphics/bitblt.c 22 Nov 2002 22:16:53 -0000 1.20 +++ graphics/bitblt.c 22 Apr 2003 04:18:00 -0000 @@ -107,19 +107,207 @@ return ret; } +static inline BYTE SwapROP3_SrcDst(BYTE bRop3) +{ + return (bRop3 & 0x99) | ((bRop3 & 0x22) << 1) | ((bRop3 & 0x44) >> 1); +} + +#define FRGND_ROP3(ROP4) ((ROP4) & 0x00FFFFFF) +#define BKGND_ROP3(ROP4) (ROP3Table[(SwapROP3_SrcDst((ROP4)>>24)) & 0xFF]) +#define DSTCOPY 0x00AA0029 +#define DSTERASE 0x00220326 /* dest = dest & (~src) : DSna */ /*********************************************************************** * MaskBlt [GDI32.@] */ BOOL WINAPI MaskBlt(HDC hdcDest, INT nXDest, INT nYDest, - INT nWidth, INT nHeight, HDC hdcSource, + INT nWidth, INT nHeight, HDC hdcSrc, INT nXSrc, INT nYSrc, HBITMAP hbmMask, INT xMask, INT yMask, DWORD dwRop) { - FIXME("(%p,%d,%d,%d,%d,%p,%d,%d,%p,%d,%d,%ld): stub\n", - hdcDest,nXDest,nYDest,nWidth,nHeight,hdcSource,nXSrc,nYSrc, - hbmMask,xMask,yMask,dwRop); - return 1; + HBITMAP hOldMaskBitmap, hBitmap2, hOldBitmap2, hBitmap3, hOldBitmap3; + HDC hDCMask, hDC1, hDC2; + static const DWORD ROP3Table[256] = + { + 0x00000042, 0x00010289, + 0x00020C89, 0x000300AA, + 0x00040C88, 0x000500A9, + 0x00060865, 0x000702C5, + 0x00080F08, 0x00090245, + 0x000A0329, 0x000B0B2A, + 0x000C0324, 0x000D0B25, + 0x000E08A5, 0x000F0001, + 0x00100C85, 0x001100A6, + 0x00120868, 0x001302C8, + 0x00140869, 0x001502C9, + 0x00165CCA, 0x00171D54, + 0x00180D59, 0x00191CC8, + 0x001A06C5, 0x001B0768, + 0x001C06CA, 0x001D0766, + 0x001E01A5, 0x001F0385, + 0x00200F09, 0x00210248, + 0x00220326, 0x00230B24, + 0x00240D55, 0x00251CC5, + 0x002606C8, 0x00271868, + 0x00280369, 0x002916CA, + 0x002A0CC9, 0x002B1D58, + 0x002C0784, 0x002D060A, + 0x002E064A, 0x002F0E2A, + 0x0030032A, 0x00310B28, + 0x00320688, 0x00330008, + 0x003406C4, 0x00351864, + 0x003601A8, 0x00370388, + 0x0038078A, 0x00390604, + 0x003A0644, 0x003B0E24, + 0x003C004A, 0x003D18A4, + 0x003E1B24, 0x003F00EA, + 0x00400F0A, 0x00410249, + 0x00420D5D, 0x00431CC4, + 0x00440328, 0x00450B29, + 0x004606C6, 0x0047076A, + 0x00480368, 0x004916C5, + 0x004A0789, 0x004B0605, + 0x004C0CC8, 0x004D1954, + 0x004E0645, 0x004F0E25, + 0x00500325, 0x00510B26, + 0x005206C9, 0x00530764, + 0x005408A9, 0x00550009, + 0x005601A9, 0x00570389, + 0x00580785, 0x00590609, + 0x005A0049, 0x005B18A9, + 0x005C0649, 0x005D0E29, + 0x005E1B29, 0x005F00E9, + 0x00600365, 0x006116C6, + 0x00620786, 0x00630608, + 0x00640788, 0x00650606, + 0x00660046, 0x006718A8, + 0x006858A6, 0x00690145, + 0x006A01E9, 0x006B178A, + 0x006C01E8, 0x006D1785, + 0x006E1E28, 0x006F0C65, + 0x00700CC5, 0x00711D5C, + 0x00720648, 0x00730E28, + 0x00740646, 0x00750E26, + 0x00761B28, 0x007700E6, + 0x007801E5, 0x00791786, + 0x007A1E29, 0x007B0C68, + 0x007C1E24, 0x007D0C69, + 0x007E0955, 0x007F03C9, + 0x008003E9, 0x00810975, + 0x00820C49, 0x00831E04, + 0x00840C48, 0x00851E05, + 0x008617A6, 0x008701C5, + 0x008800C6, 0x00891B08, + 0x008A0E06, 0x008B0666, + 0x008C0E08, 0x008D0668, + 0x008E1D7C, 0x008F0CE5, + 0x00900C45, 0x00911E08, + 0x009217A9, 0x009301C4, + 0x009417AA, 0x009501C9, + 0x00960169, 0x0097588A, + 0x00981888, 0x00990066, + 0x009A0709, 0x009B07A8, + 0x009C0704, 0x009D07A6, + 0x009E16E6, 0x009F0345, + 0x00A000C9, 0x00A11B05, + 0x00A20E09, 0x00A30669, + 0x00A41885, 0x00A50065, + 0x00A60706, 0x00A707A5, + 0x00A803A9, 0x00A90189, + 0x00AA0029, 0x00AB0889, + 0x00AC0744, 0x00AD06E9, + 0x00AE0B06, 0x00AF0229, + 0x00B00E05, 0x00B10665, + 0x00B21974, 0x00B30CE8, + 0x00B4070A, 0x00B507A9, + 0x00B616E9, 0x00B70348, + 0x00B8074A, 0x00B906E6, + 0x00BA0B09, 0x00BB0226, + 0x00BC1CE4, 0x00BD0D7D, + 0x00BE0269, 0x00BF08C9, + 0x00C000CA, 0x00C11B04, + 0x00C21884, 0x00C3006A, + 0x00C40E04, 0x00C50664, + 0x00C60708, 0x00C707AA, + 0x00C803A8, 0x00C90184, + 0x00CA0749, 0x00CB06E4, + 0x00CC0020, 0x00CD0888, + 0x00CE0B08, 0x00CF0224, + 0x00D00E0A, 0x00D1066A, + 0x00D20705, 0x00D307A4, + 0x00D41D78, 0x00D50CE9, + 0x00D616EA, 0x00D70349, + 0x00D80745, 0x00D906E8, + 0x00DA1CE9, 0x00DB0D75, + 0x00DC0B04, 0x00DD0228, + 0x00DE0268, 0x00DF08C8, + 0x00E003A5, 0x00E10185, + 0x00E20746, 0x00E306EA, + 0x00E40748, 0x00E506E5, + 0x00E61CE8, 0x00E70D79, + 0x00E81D74, 0x00E95CE6, + 0x00EA02E9, 0x00EB0849, + 0x00EC02E8, 0x00ED0848, + 0x00EE0086, 0x00EF0A08, + 0x00F00021, 0x00F10885, + 0x00F20B05, 0x00F3022A, + 0x00F40B0A, 0x00F50225, + 0x00F60265, 0x00F708C5, + 0x00F802E5, 0x00F90845, + 0x00FA0089, 0x00FB0A09, + 0x00FC008A, 0x00FD0A0A, + 0x00FE02A9, 0x00FF0062, + }; + + if (!hbmMask) + return BitBlt(hdcDest, nXDest, nYDest, nWidth, nHeight, hdcSrc, nXSrc, nYSrc, FRGND_ROP3(dwRop)); + + /* 1. make mask bitmap's dc */ + hDCMask = CreateCompatibleDC(hdcDest); + hOldMaskBitmap = (HBITMAP)SelectObject(hDCMask, hbmMask); + + /* 2. make masked Background bitmap */ + + /* 2.1 make bitmap */ + hDC1 = CreateCompatibleDC(hdcDest); + hBitmap2 = CreateCompatibleBitmap(hdcDest, nWidth, nHeight); + hOldBitmap2 = (HBITMAP)SelectObject(hDC1, hBitmap2); + + /* 2.2 draw dest bitmap and mask */ + BitBlt(hDC1, 0, 0, nWidth, nHeight, hdcSrc, nXSrc, nYSrc, SRCCOPY); + BitBlt(hDC1, 0, 0, nWidth, nHeight, hdcDest, nXDest, nYDest, BKGND_ROP3(dwRop)); + BitBlt(hDC1, 0, 0, nWidth, nHeight, hDCMask, xMask, yMask, DSTERASE); + + /* 3. make masked Foreground bitmap */ + + /* 3.1 make bitmap */ + hDC2 = CreateCompatibleDC(hdcDest); + hBitmap3 = CreateCompatibleBitmap(hdcDest, nWidth, nHeight); + hOldBitmap3 = (HBITMAP)SelectObject(hDC2, hBitmap3); + + /* 3.2 draw src bitmap and mask */ + BitBlt(hDC2, 0, 0, nWidth, nHeight, hdcDest, nXDest, nYDest, SRCCOPY); + BitBlt(hDC2, 0, 0, nWidth, nHeight, hdcSrc, nXSrc, nYSrc, FRGND_ROP3(dwRop)); + BitBlt(hDC2, 0, 0, nWidth, nHeight, hDCMask, xMask, yMask, SRCAND); + + /* 4. combine two bitmap and copy it to hdcDest */ + BitBlt(hDC1, 0, 0, nWidth, nHeight, hDC2, 0, 0, SRCPAINT); + BitBlt(hdcDest, nXDest, nYDest, nWidth, nHeight, hDC1, 0, 0, SRCCOPY); + + /* 5. restore all object */ + SelectObject(hDCMask, hOldMaskBitmap); + SelectObject(hDC1, hOldBitmap2); + SelectObject(hDC2, hOldBitmap3); + + /* 6. delete all temp object */ + DeleteObject(hBitmap2); + DeleteObject(hBitmap3); + + DeleteDC(hDC1); + DeleteDC(hDC2); + DeleteDC(hDCMask); + + return TRUE; } /********************************************************************* -- Dimi.