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thx agein blight and alex.

Browse source 
we got alot faster blt for source copy for 
32bpp to 32bpp now.

svn path=/trunk/; revision=15743
This commit is contained in:
Magnus Olsen 2005-06-03 00:35:31 +00:00
parent 848d499f3d
commit 253b2e8c8a
1 changed files with 47 additions and 0 deletions
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47
reactos/subsys/win32k/dib/dib32bpp.c
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@ -305,6 +305,8 @@ DIB_32BPP_BitBlt(PBLTINFO BltInfo)
BOOL UsesSource;
BOOL UsesPattern;
PULONG DestBits;
LONG DesmaxX, DesmaxY;
LONG SrcmaxX, SrcmaxY;
switch (BltInfo->Rop4)
{
@ -378,6 +380,51 @@ DIB_32BPP_BitBlt(PBLTINFO BltInfo)
#endif
return TRUE;
break;
case ROP4_SRCCOPY:
// return(Source);
switch (BltInfo->SourceSurface->iBitmapFormat)
{
case BMF_1BPP:
break;
case BMF_4BPP:
break;
case BMF_8BPP:
break;
case BMF_16BPP:
break;
case BMF_24BPP:
break;
case BMF_32BPP:
SrcmaxX = BltInfo->SourceSurface->sizlBitmap.cx - BltInfo->SourcePoint.x;
SrcmaxY = BltInfo->SourceSurface->sizlBitmap.cy - BltInfo->SourcePoint.y;
/* calc the dst BMP size */
DesmaxX = BltInfo->DestRect.right - BltInfo->DestRect.left;
DesmaxY = BltInfo->DestRect.bottom - BltInfo->DestRect.top;
/* calc max X and Y size to blt */
if (DesmaxX > SrcmaxX ) DesmaxX = SrcmaxX;
if (DesmaxY > SrcmaxY ) DesmaxY = SrcmaxY;
/* do blt */
INT Destdelta = BltInfo->DestSurface->lDelta;
INT Sourcedelta = BltInfo->SourceSurface->lDelta;
register PBYTE Destaddr = BltInfo->DestSurface->pvScan0 + BltInfo->DestRect.top * Destdelta + BltInfo->DestRect.left;
register PBYTE Srcaddr = BltInfo->SourceSurface->pvScan0 + BltInfo->SourcePoint.y * Sourcedelta + BltInfo->SourcePoint.x;
DesmaxX *= 4;
while (--DesmaxY)
{
RtlCopyMemory(Destaddr, Srcaddr, DesmaxX);
Destaddr += Destdelta;
Srcaddr += Sourcedelta;
}
break;
default:
break;
}
break;
default:
break;