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little speed-up

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svn path=/trunk/; revision=8878
This commit is contained in:
Thomas Bluemel
2004-03-26 23:48:47 +00:00
parent 367dea79d9
commit bf9c49bb8b
3 changed files with 13 additions and 13 deletions
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reactos/subsys/win32k/dib/dib16bpp.c
+4 -4
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: dib16bpp.c,v 1.19 2004/02/19 09:31:30 fireball Exp $ */
/* $Id: dib16bpp.c,v 1.20 2004/03/26 23:48:47 weiden Exp $ */
#undef WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdlib.h>
@@ -393,7 +393,7 @@ void ScaleLineAvg16(PIXEL *Target, PIXEL *Source, int SrcWidth, int TgtWidth)
int NumPixels = TgtWidth;
int IntPart = SrcWidth / TgtWidth;
int FractPart = SrcWidth % TgtWidth;
int Mid = TgtWidth / 2;
int Mid = TgtWidth >> 1;
int E = 0;
int skip;
PIXEL p;
@@ -422,9 +422,9 @@ void ScaleRectAvg16(PIXEL *Target, PIXEL *Source, int SrcWidth, int SrcHeight,
int TgtWidth, int TgtHeight, int srcPitch, int dstPitch)
{
int NumPixels = TgtHeight;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) / 2; //(SrcHeight / TgtHeight) * SrcWidth;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) >> 1; //(SrcHeight / TgtHeight) * SrcWidth;
int FractPart = SrcHeight % TgtHeight;
int Mid = TgtHeight / 2;
int Mid = TgtHeight >> 1;
int E = 0;
int skip;
PIXEL *ScanLine, *ScanLineAhead;
reactos/subsys/win32k/dib/dib32bpp.c
+5 -5
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: dib32bpp.c,v 1.12 2004/02/21 09:06:25 navaraf Exp $ */
/* $Id: dib32bpp.c,v 1.13 2004/03/26 23:48:47 weiden Exp $ */
#undef WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdlib.h>
@@ -64,7 +64,7 @@ DIB_32BPP_VLine(PSURFOBJ SurfObj, LONG x, LONG y1, LONG y2, ULONG c)
{
PBYTE byteaddr = SurfObj->pvScan0 + y1 * SurfObj->lDelta;
PDWORD addr = (PDWORD)byteaddr + x;
LONG lDelta = SurfObj->lDelta / sizeof(DWORD);
LONG lDelta = SurfObj->lDelta >> 2; /* >> 2 == / sizeof(DWORD) */
byteaddr = (PBYTE)addr;
while(y1++ < y2) {
@@ -309,7 +309,7 @@ void ScaleLineAvg32(PIXEL *Target, PIXEL *Source, int SrcWidth, int TgtWidth)
int NumPixels = TgtWidth;
int IntPart = SrcWidth / TgtWidth;
int FractPart = SrcWidth % TgtWidth;
int Mid = TgtWidth / 2;
int Mid = TgtWidth >> 1;
int E = 0;
int skip;
PIXEL p;
@@ -338,9 +338,9 @@ void ScaleRectAvg32(PIXEL *Target, PIXEL *Source, int SrcWidth, int SrcHeight,
int TgtWidth, int TgtHeight, int srcPitch, int dstPitch)
{
int NumPixels = TgtHeight;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) / 2; //(SrcHeight / TgtHeight) * SrcWidth;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) >> 1; //(SrcHeight / TgtHeight) * SrcWidth;
int FractPart = SrcHeight % TgtHeight;
int Mid = TgtHeight / 2;
int Mid = TgtHeight >> 1;
int E = 0;
int skip;
PIXEL *ScanLine, *ScanLineAhead;
reactos/subsys/win32k/dib/dib8bpp.c
+4 -4
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: dib8bpp.c,v 1.14 2004/02/21 09:06:25 navaraf Exp $ */
/* $Id: dib8bpp.c,v 1.15 2004/03/26 23:48:47 weiden Exp $ */
#undef WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdlib.h>
@@ -364,7 +364,7 @@ void ScaleLineAvg8(PIXEL *Target, PIXEL *Source, int SrcWidth, int TgtWidth)
int NumPixels = TgtWidth;
int IntPart = SrcWidth / TgtWidth;
int FractPart = SrcWidth % TgtWidth;
int Mid = TgtWidth / 2;
int Mid = TgtWidth >> 1;
int E = 0;
int skip;
PIXEL p;
@@ -393,9 +393,9 @@ void ScaleRectAvg8(PIXEL *Target, PIXEL *Source, int SrcWidth, int SrcHeight,
int TgtWidth, int TgtHeight, int srcPitch, int dstPitch)
{
int NumPixels = TgtHeight;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) / 2; //(SrcHeight / TgtHeight) * SrcWidth;
int IntPart = ((SrcHeight / TgtHeight) * srcPitch) >> 1; //(SrcHeight / TgtHeight) * SrcWidth;
int FractPart = SrcHeight % TgtHeight;
int Mid = TgtHeight / 2;
int Mid = TgtHeight >> 1;
int E = 0;
int skip;
PIXEL *ScanLine, *ScanLineAhead;