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- Added a missing break - fixes nonmasked, non-pattern blits.

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- Added support for all vga to vga blit directions.

svn path=/trunk/; revision=5365
This commit is contained in:
David Welch 2003-08-01 14:34:19 +00:00
parent f8c432602c
commit 07a3d1d8e3
1 changed files with 42 additions and 12 deletions
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54
reactos/drivers/dd/vga/display/objects/bitblt.c
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@ -140,8 +140,7 @@ VGAtoVGA(SURFOBJ *Dest, SURFOBJ *Source, XLATEOBJ *ColorTranslation,
RECTL *DestRect, POINTL *SourcePoint)
{
// FIXME: Use fast blts instead of get and putpixels
int i, j, dx, dy, alterx, altery, BltDirection;
LONG i, j, dx, dy, alterx, altery, BltDirection;
// Calculate deltas
@ -179,16 +178,46 @@ VGAtoVGA(SURFOBJ *Dest, SURFOBJ *Source, XLATEOBJ *ColorTranslation,
}
// Do the VGA to VGA BitBlt
// FIXME: Right now we're only doing CN_LEFTDOWN and we're using slow
// get and put pixel routines
for(j=SourcePoint->y; j<SourcePoint->y+dy; j++)
{
for(i=SourcePoint->x; i<SourcePoint->x+dx; i++)
{
vgaPutPixel(i+alterx, j+altery, vgaGetPixel(i, j));
}
}
// FIXME: we're using slow get and put pixel routines
switch (BltDirection)
{
case CD_LEFTDOWN:
for(j=SourcePoint->y; j<SourcePoint->y+dy; j++)
{
for(i=SourcePoint->x; i<SourcePoint->x+dx; i++)
{
vgaPutPixel(i+alterx, j+altery, vgaGetPixel(i, j));
}
}
break;
case CD_LEFTUP:
for(j=(SourcePoint->y+dy-1); j>=SourcePoint->y; j--)
{
for(i=SourcePoint->x; i<SourcePoint->x+dx; i++)
{
vgaPutPixel(i+alterx, j+altery, vgaGetPixel(i, j));
}
}
break;
case CD_RIGHTDOWN:
for(j=SourcePoint->y; j<SourcePoint->y+dy; j++)
{
for(i=(SourcePoint->x+dx-1); i>=SourcePoint->x; i--)
{
vgaPutPixel(i+alterx, j+altery, vgaGetPixel(i, j));
}
}
break;
case CD_RIGHTUP:
for(j=(SourcePoint->y+dy-1); j>=SourcePoint->y; j--)
{
for(i=(SourcePoint->x+dx-1); i>=SourcePoint->x; i--)
{
vgaPutPixel(i+alterx, j+altery, vgaGetPixel(i, j));
}
}
break;
}
return TRUE;
}
@ -413,6 +442,7 @@ DrvBitBlt(SURFOBJ *Dest,
{
return FALSE;
}
break;
case 0xAACC:
BltRectFunc = VGADDI_BltMask;