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dib32 more speed optimze

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svn path=/trunk/; revision=15774
This commit is contained in:
Magnus Olsen 2005-06-04 17:36:59 +00:00
parent daaeafc22b
commit 33798a8e08
1 changed files with 68 additions and 97 deletions
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133
reactos/subsys/win32k/dib/dib32bpp.c
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@ -402,37 +402,35 @@ BOOLEAN
FASTCALL FASTCALL
DIB_32DstInvert(PBLTINFO BltInfo) DIB_32DstInvert(PBLTINFO BltInfo)
{ {
ULONG SourceX, SourceY;
ULONG right = BltInfo->DestRect.right;
PULONG DestBits; PULONG DestBits;
ULONG top = BltInfo->DestRect.top; ULONG top = BltInfo->DestRect.top;
ULONG left = BltInfo->DestRect.left; ULONG left = BltInfo->DestRect.left;
ULONG DestX = BltInfo->DestRect.right - left; ULONG DestX;
ULONG DestY = BltInfo->DestRect.bottom - top; ULONG DestY = BltInfo->DestRect.bottom - top;
ULONG delta = BltInfo->DestSurface->lDelta - (DestX << 2); ULONG delta = BltInfo->DestSurface->lDelta - (DestX << 2);
/* Calculate the Initial Destination */ /* Calculate the Initial Destination */
DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (left << 2) + DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (left << 2) +
top * BltInfo->DestSurface->lDelta); top * BltInfo->DestSurface->lDelta);
while (DestY > 0) SourceY = BltInfo->SourcePoint.y;
{ while (DestY>0)
while (DestX > 0) {
{ SourceX = BltInfo->SourcePoint.x;
/* Invert bits */
*DestBits =~ *DestBits;
/* Update Position */
DestBits++;
/* Decrease distance to do */
DestX--;
}
/* Update position */ for (DestX = BltInfo->DestRect.left; DestX < right; DestX++, DestBits++, SourceX++)
DestBits = (PULONG)((ULONG_PTR)DestBits + delta); {
*DestBits = ~*DestBits;
}
/* Decrease distance to do */ DestBits = (PULONG)((ULONG_PTR)DestBits + delta);
DestY--; SourceY++;
} DestY--;
}
/* Return TRUE */ /* Return TRUE */
return TRUE; return TRUE;
@ -450,64 +448,37 @@ DIB32_SrcPaint(PBLTINFO BltInfo)
case BMF_4BPP: case BMF_4BPP:
case BMF_16BPP: case BMF_16BPP:
case BMF_24BPP: case BMF_24BPP:
case BMF_32BPP:
{ {
ULONG DestX, DestY;
ULONG SourceX, SourceY; ULONG SourceX, SourceY;
PULONG DestBits;
ULONG bottom = BltInfo->DestRect.bottom;
ULONG right = BltInfo->DestRect.right; ULONG right = BltInfo->DestRect.right;
ULONG delta = BltInfo->DestSurface->lDelta - ((BltInfo->DestRect.right - BltInfo->DestRect.left) <<2) ; PULONG DestBits;
ULONG top = BltInfo->DestRect.top;
ULONG left = BltInfo->DestRect.left;
ULONG DestX;
ULONG DestY = BltInfo->DestRect.bottom - top;
ULONG delta = BltInfo->DestSurface->lDelta - (DestX << 2);
DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (BltInfo->DestRect.left << 2) + /* Calculate the Initial Destination */
BltInfo->DestRect.top * BltInfo->DestSurface->lDelta); DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (left << 2) +
top * BltInfo->DestSurface->lDelta);
SourceY = BltInfo->SourcePoint.y; SourceY = BltInfo->SourcePoint.y;
while (DestY>0)
for (DestY = BltInfo->DestRect.top; DestY < bottom; DestY++)
{ {
SourceX = BltInfo->SourcePoint.x; SourceX = BltInfo->SourcePoint.x;
for (DestX = BltInfo->DestRect.left; DestX < right; DestX++, DestBits++, SourceX++)
for (DestX = left; DestX < right; DestX++, DestBits++, SourceX++)
{ {
*DestBits = (*DestBits | DIB_GetSource(BltInfo->SourceSurface, SourceX, *DestBits |= DIB_GetSource(BltInfo->SourceSurface, SourceX,
SourceY, BltInfo->XlateSourceToDest)); SourceY, BltInfo->XlateSourceToDest);
}
DestBits = (PULONG)((ULONG_PTR)DestBits + delta);
SourceY++;
}
}
status = TRUE;
break;
case BMF_32BPP:
{
ULONG DestX, DestY;
ULONG SourceX, SourceY;
PULONG DestBits;
ULONG bottom = BltInfo->DestRect.bottom;
ULONG right = BltInfo->DestRect.right;
ULONG delta = BltInfo->DestSurface->lDelta - ((BltInfo->DestRect.right - BltInfo->DestRect.left) <<2) ;
DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (BltInfo->DestRect.left << 2) +
BltInfo->DestRect.top * BltInfo->DestSurface->lDelta);
SourceY = BltInfo->SourcePoint.y;
for (DestY = BltInfo->DestRect.top; DestY < bottom; DestY++)
{
SourceX = BltInfo->SourcePoint.x;
for (DestX = BltInfo->DestRect.left; DestX < right; DestX++, DestBits++, SourceX++)
{
*DestBits = (*DestBits | DIB_32BPP_GetPixel(BltInfo->SourceSurface, SourceX, SourceY));
} }
DestBits = (PULONG)((ULONG_PTR)DestBits + delta); DestBits = (PULONG)((ULONG_PTR)DestBits + delta);
SourceY++; SourceY++;
DestY--;
} }
} }
@ -520,6 +491,7 @@ DIB32_SrcPaint(PBLTINFO BltInfo)
return status; return status;
} }
BOOLEAN BOOLEAN
DIB32_Srccopy(PBLTINFO BltInfo) DIB32_Srccopy(PBLTINFO BltInfo)
{ {
@ -533,35 +505,34 @@ DIB32_Srccopy(PBLTINFO BltInfo)
case BMF_16BPP: case BMF_16BPP:
case BMF_24BPP: case BMF_24BPP:
{ {
ULONG DestX, DestY;
ULONG SourceX, SourceY; ULONG SourceX, SourceY;
PULONG DestBits;
ULONG bottom = BltInfo->DestRect.bottom;
ULONG right = BltInfo->DestRect.right; ULONG right = BltInfo->DestRect.right;
ULONG delta = ((BltInfo->DestRect.right - BltInfo->DestRect.left) <<2) + BltInfo->DestSurface->lDelta; PULONG DestBits;
ULONG top = BltInfo->DestRect.top;
ULONG left = BltInfo->DestRect.left;
ULONG DestX;
ULONG DestY = BltInfo->DestRect.bottom - top;
ULONG delta = BltInfo->DestSurface->lDelta - (DestX << 2);
DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (BltInfo->DestRect.left << 2) + /* Calculate the Initial Destination */
BltInfo->DestRect.top * BltInfo->DestSurface->lDelta); DestBits = (PULONG)(BltInfo->DestSurface->pvScan0 + (left << 2) +
top * BltInfo->DestSurface->lDelta);
SourceY = BltInfo->SourcePoint.y; SourceY = BltInfo->SourcePoint.y;
while (DestY>0)
for (DestY = BltInfo->DestRect.top; DestY < bottom; DestY++)
{ {
SourceX = BltInfo->SourcePoint.x; SourceX = BltInfo->SourcePoint.x;
for (DestX = BltInfo->DestRect.left; DestX < right; DestX++, DestBits++, SourceX++) for (DestX = left; DestX < right; DestX++, DestBits++, SourceX++)
{ {
if (SourceX > BltInfo->SourceSurface->sizlBitmap.cx) break;
*DestBits = DIB_GetSource(BltInfo->SourceSurface, SourceX, *DestBits = DIB_GetSource(BltInfo->SourceSurface, SourceX,
SourceY, BltInfo->XlateSourceToDest); SourceY, BltInfo->XlateSourceToDest);
} }
DestBits = (PULONG)((ULONG_PTR)DestBits - delta); DestBits = (PULONG)((ULONG_PTR)DestBits + delta);
SourceY++; SourceY++;
DestY--;
} }
} }
status = TRUE; status = TRUE;
break; break;