mirror of
https://github.com/reactos/reactos.git
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[FORMATTING]
Fix indentation, no code change svn path=/trunk/; revision=40465
This commit is contained in:
parent
b917e4e926
commit
41c31152db
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@ -26,19 +26,19 @@
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VOID
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DIB_32BPP_PutPixel(SURFOBJ *SurfObj, LONG x, LONG y, ULONG c)
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{
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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*addr = c;
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*addr = c;
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}
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ULONG
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DIB_32BPP_GetPixel(SURFOBJ *SurfObj, LONG x, LONG y)
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{
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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return (ULONG)(*addr);
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return (ULONG)(*addr);
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}
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@ -47,234 +47,250 @@ DIB_32BPP_VLine(SURFOBJ *SurfObj, LONG x, LONG y1, LONG y2, ULONG c)
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{
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y1 * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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LONG lDelta = SurfObj->lDelta >> 2; // >> 2 == / sizeof(DWORD)
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PBYTE byteaddr = (PBYTE)SurfObj->pvScan0 + y1 * SurfObj->lDelta;
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PDWORD addr = (PDWORD)byteaddr + x;
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LONG lDelta = SurfObj->lDelta >> 2; // >> 2 == / sizeof(DWORD)
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byteaddr = (PBYTE)addr;
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while(y1++ < y2)
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{
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*addr = (DWORD)c;
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addr += lDelta;
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}
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byteaddr = (PBYTE)addr;
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while (y1++ < y2)
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{
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*addr = (DWORD)c;
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addr += lDelta;
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}
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}
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BOOLEAN
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DIB_32BPP_BitBltSrcCopy(PBLTINFO BltInfo)
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{
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LONG i, j, sx, sy, xColor, f1;
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PBYTE SourceBits, DestBits, SourceLine, DestLine;
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PBYTE SourceBits_4BPP, SourceLine_4BPP;
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PDWORD Source32, Dest32;
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LONG i, j, sx, sy, xColor, f1;
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PBYTE SourceBits, DestBits, SourceLine, DestLine;
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PBYTE SourceBits_4BPP, SourceLine_4BPP;
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PDWORD Source32, Dest32;
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DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 + (BltInfo->DestRect.top * BltInfo->DestSurface->lDelta) + 4 * BltInfo->DestRect.left;
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DestBits = (PBYTE)BltInfo->DestSurface->pvScan0
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+ (BltInfo->DestRect.top * BltInfo->DestSurface->lDelta)
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+ 4 * BltInfo->DestRect.left;
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switch(BltInfo->SourceSurface->iBitmapFormat)
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{
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case BMF_1BPP:
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switch (BltInfo->SourceSurface->iBitmapFormat)
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{
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case BMF_1BPP:
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sx = BltInfo->SourcePoint.x;
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sy = BltInfo->SourcePoint.y;
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sx = BltInfo->SourcePoint.x;
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sy = BltInfo->SourcePoint.y;
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for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
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{
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sx = BltInfo->SourcePoint.x;
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for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
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{
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if(DIB_1BPP_GetPixel(BltInfo->SourceSurface, sx, sy) == 0)
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{
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 0));
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} else {
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 1));
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}
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sx++;
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}
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sy++;
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}
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break;
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for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
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{
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sx = BltInfo->SourcePoint.x;
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for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
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{
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if (DIB_1BPP_GetPixel(BltInfo->SourceSurface, sx, sy) == 0)
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{
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 0));
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} else {
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 1));
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}
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sx++;
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}
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sy++;
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}
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break;
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case BMF_4BPP:
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SourceBits_4BPP = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + (BltInfo->SourcePoint.x >> 1);
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case BMF_4BPP:
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SourceBits_4BPP = (PBYTE)BltInfo->SourceSurface->pvScan0
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+ (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta)
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+ (BltInfo->SourcePoint.x >> 1);
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for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
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{
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SourceLine_4BPP = SourceBits_4BPP;
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sx = BltInfo->SourcePoint.x;
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f1 = sx & 1;
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for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
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{
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SourceLine_4BPP = SourceBits_4BPP;
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sx = BltInfo->SourcePoint.x;
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f1 = sx & 1;
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for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
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{
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xColor = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest,
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(*SourceLine_4BPP & altnotmask[f1]) >> (4 * (1 - f1)));
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, xColor);
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if(f1 == 1) { SourceLine_4BPP++; f1 = 0; } else { f1 = 1; }
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sx++;
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}
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for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
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{
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xColor = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest,
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(*SourceLine_4BPP & altnotmask[f1]) >> (4 * (1 - f1)));
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DIB_32BPP_PutPixel(BltInfo->DestSurface, i, j, xColor);
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if (f1 == 1) {
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SourceLine_4BPP++;
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f1 = 0;
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} else {
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f1 = 1;
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}
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sx++;
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}
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SourceBits_4BPP += BltInfo->SourceSurface->lDelta;
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}
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break;
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SourceBits_4BPP += BltInfo->SourceSurface->lDelta;
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}
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break;
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case BMF_8BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x;
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DestLine = DestBits;
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case BMF_8BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x;
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DestLine = DestBits;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = *SourceBits;
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*((PDWORD) DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 1;
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DestBits += 4;
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}
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = *SourceBits;
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*((PDWORD) DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 1;
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DestBits += 4;
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}
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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case BMF_16BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 2 * BltInfo->SourcePoint.x;
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DestLine = DestBits;
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case BMF_16BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 2 * BltInfo->SourcePoint.x;
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DestLine = DestBits;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = *((PWORD) SourceBits);
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*((PDWORD) DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 2;
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DestBits += 4;
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}
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = *((PWORD) SourceBits);
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*((PDWORD) DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 2;
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DestBits += 4;
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}
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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case BMF_24BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 3 * BltInfo->SourcePoint.x;
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DestLine = DestBits;
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case BMF_24BPP:
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SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0
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+ (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta)
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+ 3 * BltInfo->SourcePoint.x;
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DestLine = DestBits;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = (*(SourceBits + 2) << 0x10) +
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(*(SourceBits + 1) << 0x08) +
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(*(SourceBits));
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*((PDWORD)DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 3;
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DestBits += 4;
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}
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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xColor = (*(SourceBits + 2) << 0x10) +
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(*(SourceBits + 1) << 0x08) +
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(*(SourceBits));
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*((PDWORD)DestBits) = (DWORD)XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor);
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SourceBits += 3;
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DestBits += 4;
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}
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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SourceLine += BltInfo->SourceSurface->lDelta;
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DestLine += BltInfo->DestSurface->lDelta;
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}
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break;
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case BMF_32BPP:
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if (NULL == BltInfo->XlateSourceToDest || 0 != (BltInfo->XlateSourceToDest->flXlate & XO_TRIVIAL))
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{
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if (BltInfo->DestRect.top < BltInfo->SourcePoint.y)
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{
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SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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RtlMoveMemory(DestBits, SourceBits, 4 * (BltInfo->DestRect.right - BltInfo->DestRect.left));
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SourceBits += BltInfo->SourceSurface->lDelta;
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DestBits += BltInfo->DestSurface->lDelta;
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}
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}
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else
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{
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SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0 + ((BltInfo->SourcePoint.y + BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
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DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 + ((BltInfo->DestRect.bottom - 1) * BltInfo->DestSurface->lDelta) + 4 * BltInfo->DestRect.left;
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for (j = BltInfo->DestRect.bottom - 1; BltInfo->DestRect.top <= j; j--)
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{
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RtlMoveMemory(DestBits, SourceBits, 4 * (BltInfo->DestRect.right - BltInfo->DestRect.left));
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SourceBits -= BltInfo->SourceSurface->lDelta;
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DestBits -= BltInfo->DestSurface->lDelta;
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}
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}
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}
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else
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{
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if (BltInfo->DestRect.top < BltInfo->SourcePoint.y)
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{
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SourceBits = ((PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x);
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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if (BltInfo->DestRect.left < BltInfo->SourcePoint.x)
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{
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Dest32 = (DWORD *) DestBits;
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Source32 = (DWORD *) SourceBits;
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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*Dest32++ = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32++);
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}
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}
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case BMF_32BPP:
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if (NULL == BltInfo->XlateSourceToDest ||
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0 != (BltInfo->XlateSourceToDest->flXlate & XO_TRIVIAL))
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{
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if (BltInfo->DestRect.top < BltInfo->SourcePoint.y)
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{
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SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
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RtlMoveMemory(DestBits, SourceBits, 4 * (BltInfo->DestRect.right - BltInfo->DestRect.left));
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SourceBits += BltInfo->SourceSurface->lDelta;
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DestBits += BltInfo->DestSurface->lDelta;
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}
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}
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else
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{
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Dest32 = (DWORD *) DestBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
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Source32 = (DWORD *) SourceBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
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for (i = BltInfo->DestRect.right - 1; BltInfo->DestRect.left <= i; i--)
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{
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*Dest32-- = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32--);
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}
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}
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SourceBits += BltInfo->SourceSurface->lDelta;
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DestBits += BltInfo->DestSurface->lDelta;
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}
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}
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else
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{
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SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0 + ((BltInfo->SourcePoint.y + BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
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DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 + ((BltInfo->DestRect.bottom - 1) * BltInfo->DestSurface->lDelta) + 4 * BltInfo->DestRect.left;
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for (j = BltInfo->DestRect.bottom - 1; BltInfo->DestRect.top <= j; j--)
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{
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if (BltInfo->DestRect.left < BltInfo->SourcePoint.x)
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{
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Dest32 = (DWORD *) DestBits;
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Source32 = (DWORD *) SourceBits;
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for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
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{
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*Dest32++ = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32++);
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}
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}
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{
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SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0
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+ ((BltInfo->SourcePoint.y
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+ BltInfo->DestRect.bottom
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- BltInfo->DestRect.top - 1) * BltInfo->SourceSurface->lDelta)
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+ 4 * BltInfo->SourcePoint.x;
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DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 + ((BltInfo->DestRect.bottom - 1) * BltInfo->DestSurface->lDelta) + 4 * BltInfo->DestRect.left;
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for (j = BltInfo->DestRect.bottom - 1; BltInfo->DestRect.top <= j; j--)
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{
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RtlMoveMemory(DestBits, SourceBits, 4 * (BltInfo->DestRect.right - BltInfo->DestRect.left));
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SourceBits -= BltInfo->SourceSurface->lDelta;
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DestBits -= BltInfo->DestSurface->lDelta;
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}
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}
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}
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else
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{
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if (BltInfo->DestRect.top < BltInfo->SourcePoint.y)
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{
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SourceBits = ((PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x);
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for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
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{
|
||||
if (BltInfo->DestRect.left < BltInfo->SourcePoint.x)
|
||||
{
|
||||
Dest32 = (DWORD *) DestBits;
|
||||
Source32 = (DWORD *) SourceBits;
|
||||
for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
|
||||
{
|
||||
*Dest32++ = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32++);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
Dest32 = (DWORD *) DestBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
Source32 = (DWORD *) SourceBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
for (i = BltInfo->DestRect.right - 1; BltInfo->DestRect.left <= i; i--)
|
||||
{
|
||||
*Dest32-- = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32--);
|
||||
}
|
||||
}
|
||||
SourceBits += BltInfo->SourceSurface->lDelta;
|
||||
DestBits += BltInfo->DestSurface->lDelta;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
Dest32 = (DWORD *) DestBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
Source32 = (DWORD *) SourceBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
for (i = BltInfo->DestRect.right - 1; BltInfo->DestRect.left <= i; i--)
|
||||
{
|
||||
*Dest32-- = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32--);
|
||||
}
|
||||
}
|
||||
SourceBits -= BltInfo->SourceSurface->lDelta;
|
||||
DestBits -= BltInfo->DestSurface->lDelta;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
{
|
||||
SourceBits = (PBYTE)BltInfo->SourceSurface->pvScan0 + ((BltInfo->SourcePoint.y + BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
|
||||
DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 + ((BltInfo->DestRect.bottom - 1) * BltInfo->DestSurface->lDelta) + 4 * BltInfo->DestRect.left;
|
||||
for (j = BltInfo->DestRect.bottom - 1; BltInfo->DestRect.top <= j; j--)
|
||||
{
|
||||
if (BltInfo->DestRect.left < BltInfo->SourcePoint.x)
|
||||
{
|
||||
Dest32 = (DWORD *) DestBits;
|
||||
Source32 = (DWORD *) SourceBits;
|
||||
for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
|
||||
{
|
||||
*Dest32++ = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32++);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
Dest32 = (DWORD *) DestBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
Source32 = (DWORD *) SourceBits + (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
|
||||
for (i = BltInfo->DestRect.right - 1; BltInfo->DestRect.left <= i; i--)
|
||||
{
|
||||
*Dest32-- = XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *Source32--);
|
||||
}
|
||||
}
|
||||
SourceBits -= BltInfo->SourceSurface->lDelta;
|
||||
DestBits -= BltInfo->DestSurface->lDelta;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
DPRINT1("DIB_32BPP_Bitblt: Unhandled Source BPP: %u\n", BitsPerFormat(BltInfo->SourceSurface->iBitmapFormat));
|
||||
return FALSE;
|
||||
}
|
||||
default:
|
||||
DPRINT1("DIB_32BPP_Bitblt: Unhandled Source BPP: %u\n", BitsPerFormat(BltInfo->SourceSurface->iBitmapFormat));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
BOOLEAN
|
||||
|
@ -282,61 +298,61 @@ DIB_32BPP_TransparentBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
|
|||
RECTL* DestRect, RECTL *SourceRect,
|
||||
XLATEOBJ *ColorTranslation, ULONG iTransColor)
|
||||
{
|
||||
ULONG X, Y, SourceX, SourceY = 0, Source = 0, wd;
|
||||
ULONG *DestBits;
|
||||
ULONG X, Y, SourceX, SourceY = 0, Source = 0, wd;
|
||||
ULONG *DestBits;
|
||||
|
||||
LONG DstHeight;
|
||||
LONG DstWidth;
|
||||
LONG SrcHeight;
|
||||
LONG SrcWidth;
|
||||
LONG DstHeight;
|
||||
LONG DstWidth;
|
||||
LONG SrcHeight;
|
||||
LONG SrcWidth;
|
||||
|
||||
DstHeight = DestRect->bottom - DestRect->top;
|
||||
DstWidth = DestRect->right - DestRect->left;
|
||||
SrcHeight = SourceRect->bottom - SourceRect->top;
|
||||
SrcWidth = SourceRect->right - SourceRect->left;
|
||||
DstHeight = DestRect->bottom - DestRect->top;
|
||||
DstWidth = DestRect->right - DestRect->left;
|
||||
SrcHeight = SourceRect->bottom - SourceRect->top;
|
||||
SrcWidth = SourceRect->right - SourceRect->left;
|
||||
|
||||
DestBits = (ULONG*)((PBYTE)DestSurf->pvScan0 +
|
||||
(DestRect->left << 2) +
|
||||
DestRect->top * DestSurf->lDelta);
|
||||
wd = DestSurf->lDelta - ((DestRect->right - DestRect->left) << 2);
|
||||
DestBits = (ULONG*)((PBYTE)DestSurf->pvScan0 +
|
||||
(DestRect->left << 2) +
|
||||
DestRect->top * DestSurf->lDelta);
|
||||
wd = DestSurf->lDelta - ((DestRect->right - DestRect->left) << 2);
|
||||
|
||||
for(Y = DestRect->top; Y < DestRect->bottom; Y++)
|
||||
{
|
||||
SourceY = SourceRect->top+(Y - DestRect->top) * SrcHeight / DstHeight;
|
||||
for(X = DestRect->left; X < DestRect->right; X++, DestBits++)
|
||||
for (Y = DestRect->top; Y < DestRect->bottom; Y++)
|
||||
{
|
||||
SourceX = SourceRect->left+(X - DestRect->left) * SrcWidth / DstWidth;
|
||||
if (SourceX >= 0 && SourceY >= 0 &&
|
||||
SourceSurf->sizlBitmap.cx > SourceX && SourceSurf->sizlBitmap.cy > SourceY)
|
||||
{
|
||||
Source = DIB_GetSourceIndex(SourceSurf, SourceX, SourceY);
|
||||
if(Source != iTransColor)
|
||||
SourceY = SourceRect->top+(Y - DestRect->top) * SrcHeight / DstHeight;
|
||||
for (X = DestRect->left; X < DestRect->right; X++, DestBits++)
|
||||
{
|
||||
*DestBits = XLATEOBJ_iXlate(ColorTranslation, Source);
|
||||
SourceX = SourceRect->left+(X - DestRect->left) * SrcWidth / DstWidth;
|
||||
if (SourceX >= 0 && SourceY >= 0 &&
|
||||
SourceSurf->sizlBitmap.cx > SourceX && SourceSurf->sizlBitmap.cy > SourceY)
|
||||
{
|
||||
Source = DIB_GetSourceIndex(SourceSurf, SourceX, SourceY);
|
||||
if (Source != iTransColor)
|
||||
{
|
||||
*DestBits = XLATEOBJ_iXlate(ColorTranslation, Source);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
DestBits = (ULONG*)((ULONG_PTR)DestBits + wd);
|
||||
}
|
||||
|
||||
DestBits = (ULONG*)((ULONG_PTR)DestBits + wd);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
typedef union {
|
||||
ULONG ul;
|
||||
struct {
|
||||
UCHAR red;
|
||||
UCHAR green;
|
||||
UCHAR blue;
|
||||
UCHAR alpha;
|
||||
} col;
|
||||
ULONG ul;
|
||||
struct {
|
||||
UCHAR red;
|
||||
UCHAR green;
|
||||
UCHAR blue;
|
||||
UCHAR alpha;
|
||||
} col;
|
||||
} NICEPIXEL32;
|
||||
|
||||
static __inline UCHAR
|
||||
Clamp8(ULONG val)
|
||||
{
|
||||
return (val > 255) ? 255 : val;
|
||||
return (val > 255) ? 255 : val;
|
||||
}
|
||||
|
||||
BOOLEAN
|
||||
|
@ -344,77 +360,77 @@ DIB_32BPP_AlphaBlend(SURFOBJ* Dest, SURFOBJ* Source, RECTL* DestRect,
|
|||
RECTL* SourceRect, CLIPOBJ* ClipRegion,
|
||||
XLATEOBJ* ColorTranslation, BLENDOBJ* BlendObj)
|
||||
{
|
||||
INT Rows, Cols, SrcX, SrcY;
|
||||
register PULONG Dst;
|
||||
ULONG DstDelta;
|
||||
BLENDFUNCTION BlendFunc;
|
||||
register NICEPIXEL32 DstPixel, SrcPixel;
|
||||
UCHAR Alpha, SrcBpp;
|
||||
INT Rows, Cols, SrcX, SrcY;
|
||||
register PULONG Dst;
|
||||
ULONG DstDelta;
|
||||
BLENDFUNCTION BlendFunc;
|
||||
register NICEPIXEL32 DstPixel, SrcPixel;
|
||||
UCHAR Alpha, SrcBpp;
|
||||
|
||||
DPRINT("DIB_32BPP_AlphaBlend: srcRect: (%d,%d)-(%d,%d), dstRect: (%d,%d)-(%d,%d)\n",
|
||||
SourceRect->left, SourceRect->top, SourceRect->right, SourceRect->bottom,
|
||||
DestRect->left, DestRect->top, DestRect->right, DestRect->bottom);
|
||||
DPRINT("DIB_32BPP_AlphaBlend: srcRect: (%d,%d)-(%d,%d), dstRect: (%d,%d)-(%d,%d)\n",
|
||||
SourceRect->left, SourceRect->top, SourceRect->right, SourceRect->bottom,
|
||||
DestRect->left, DestRect->top, DestRect->right, DestRect->bottom);
|
||||
|
||||
ASSERT(DestRect->bottom - DestRect->top == SourceRect->bottom - SourceRect->top &&
|
||||
DestRect->right - DestRect->left == SourceRect->right - SourceRect->left);
|
||||
ASSERT(DestRect->bottom - DestRect->top == SourceRect->bottom - SourceRect->top &&
|
||||
DestRect->right - DestRect->left == SourceRect->right - SourceRect->left);
|
||||
|
||||
BlendFunc = BlendObj->BlendFunction;
|
||||
if (BlendFunc.BlendOp != AC_SRC_OVER)
|
||||
{
|
||||
DPRINT1("BlendOp != AC_SRC_OVER\n");
|
||||
return FALSE;
|
||||
}
|
||||
if (BlendFunc.BlendFlags != 0)
|
||||
{
|
||||
DPRINT1("BlendFlags != 0\n");
|
||||
return FALSE;
|
||||
}
|
||||
if ((BlendFunc.AlphaFormat & ~AC_SRC_ALPHA) != 0)
|
||||
{
|
||||
DPRINT1("Unsupported AlphaFormat (0x%x)\n", BlendFunc.AlphaFormat);
|
||||
return FALSE;
|
||||
}
|
||||
if ((BlendFunc.AlphaFormat & AC_SRC_ALPHA) != 0 &&
|
||||
BitsPerFormat(Source->iBitmapFormat) != 32)
|
||||
{
|
||||
DPRINT1("Source bitmap must be 32bpp when AC_SRC_ALPHA is set\n");
|
||||
return FALSE;
|
||||
}
|
||||
BlendFunc = BlendObj->BlendFunction;
|
||||
if (BlendFunc.BlendOp != AC_SRC_OVER)
|
||||
{
|
||||
DPRINT1("BlendOp != AC_SRC_OVER\n");
|
||||
return FALSE;
|
||||
}
|
||||
if (BlendFunc.BlendFlags != 0)
|
||||
{
|
||||
DPRINT1("BlendFlags != 0\n");
|
||||
return FALSE;
|
||||
}
|
||||
if ((BlendFunc.AlphaFormat & ~AC_SRC_ALPHA) != 0)
|
||||
{
|
||||
DPRINT1("Unsupported AlphaFormat (0x%x)\n", BlendFunc.AlphaFormat);
|
||||
return FALSE;
|
||||
}
|
||||
if ((BlendFunc.AlphaFormat & AC_SRC_ALPHA) != 0 &&
|
||||
BitsPerFormat(Source->iBitmapFormat) != 32)
|
||||
{
|
||||
DPRINT1("Source bitmap must be 32bpp when AC_SRC_ALPHA is set\n");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
Dst = (PULONG)((ULONG_PTR)Dest->pvScan0 + (DestRect->top * Dest->lDelta) +
|
||||
(DestRect->left << 2));
|
||||
DstDelta = Dest->lDelta - ((DestRect->right - DestRect->left) << 2);
|
||||
SrcBpp = BitsPerFormat(Source->iBitmapFormat);
|
||||
Dst = (PULONG)((ULONG_PTR)Dest->pvScan0 + (DestRect->top * Dest->lDelta) +
|
||||
(DestRect->left << 2));
|
||||
DstDelta = Dest->lDelta - ((DestRect->right - DestRect->left) << 2);
|
||||
SrcBpp = BitsPerFormat(Source->iBitmapFormat);
|
||||
|
||||
Rows = DestRect->bottom - DestRect->top;
|
||||
SrcY = SourceRect->top;
|
||||
while (--Rows >= 0)
|
||||
{
|
||||
Cols = DestRect->right - DestRect->left;
|
||||
SrcX = SourceRect->left;
|
||||
while (--Cols >= 0)
|
||||
{
|
||||
SrcPixel.ul = DIB_GetSource(Source, SrcX++, SrcY, ColorTranslation);
|
||||
SrcPixel.col.red = SrcPixel.col.red * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.green = SrcPixel.col.green * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.blue = SrcPixel.col.blue * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.alpha = (SrcBpp == 32) ? (SrcPixel.col.alpha * BlendFunc.SourceConstantAlpha / 255) : BlendFunc.SourceConstantAlpha;
|
||||
Rows = DestRect->bottom - DestRect->top;
|
||||
SrcY = SourceRect->top;
|
||||
while (--Rows >= 0)
|
||||
{
|
||||
Cols = DestRect->right - DestRect->left;
|
||||
SrcX = SourceRect->left;
|
||||
while (--Cols >= 0)
|
||||
{
|
||||
SrcPixel.ul = DIB_GetSource(Source, SrcX++, SrcY, ColorTranslation);
|
||||
SrcPixel.col.red = SrcPixel.col.red * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.green = SrcPixel.col.green * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.blue = SrcPixel.col.blue * BlendFunc.SourceConstantAlpha / 255;
|
||||
SrcPixel.col.alpha = (SrcBpp == 32) ? (SrcPixel.col.alpha * BlendFunc.SourceConstantAlpha / 255) : BlendFunc.SourceConstantAlpha;
|
||||
|
||||
Alpha = ((BlendFunc.AlphaFormat & AC_SRC_ALPHA) != 0) ?
|
||||
SrcPixel.col.alpha : BlendFunc.SourceConstantAlpha;
|
||||
Alpha = ((BlendFunc.AlphaFormat & AC_SRC_ALPHA) != 0) ?
|
||||
SrcPixel.col.alpha : BlendFunc.SourceConstantAlpha;
|
||||
|
||||
DstPixel.ul = *Dst;
|
||||
DstPixel.col.red = Clamp8(DstPixel.col.red * (255 - Alpha) / 255 + SrcPixel.col.red);
|
||||
DstPixel.col.green = Clamp8(DstPixel.col.green * (255 - Alpha) / 255 + SrcPixel.col.green);
|
||||
DstPixel.col.blue = Clamp8(DstPixel.col.blue * (255 - Alpha) / 255 + SrcPixel.col.blue);
|
||||
DstPixel.col.alpha = Clamp8(DstPixel.col.alpha * (255 - Alpha) / 255 + SrcPixel.col.alpha);
|
||||
*Dst++ = DstPixel.ul;
|
||||
}
|
||||
Dst = (PULONG)((ULONG_PTR)Dst + DstDelta);
|
||||
SrcY++;
|
||||
}
|
||||
DstPixel.ul = *Dst;
|
||||
DstPixel.col.red = Clamp8(DstPixel.col.red * (255 - Alpha) / 255 + SrcPixel.col.red);
|
||||
DstPixel.col.green = Clamp8(DstPixel.col.green * (255 - Alpha) / 255 + SrcPixel.col.green);
|
||||
DstPixel.col.blue = Clamp8(DstPixel.col.blue * (255 - Alpha) / 255 + SrcPixel.col.blue);
|
||||
DstPixel.col.alpha = Clamp8(DstPixel.col.alpha * (255 - Alpha) / 255 + SrcPixel.col.alpha);
|
||||
*Dst++ = DstPixel.ul;
|
||||
}
|
||||
Dst = (PULONG)((ULONG_PTR)Dst + DstDelta);
|
||||
SrcY++;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* EOF */
|
||||
|
|
Loading…
Reference in a new issue