* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id$ */
+
#include <w32k.h>
+#define NDEBUG
+#include <debug.h>
+
VOID
DIB_4BPP_PutPixel(SURFOBJ *SurfObj, LONG x, LONG y, ULONG c)
{
- PBYTE addr = SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
+ PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
*addr = (*addr & notmask[x&1]) | (c << ((1-(x&1))<<2));
}
ULONG
DIB_4BPP_GetPixel(SURFOBJ *SurfObj, LONG x, LONG y)
{
- PBYTE addr = SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
+ PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
return (*addr >> ((1-(x&1))<<2)) & 0x0f;
}
VOID
DIB_4BPP_HLine(SURFOBJ *SurfObj, LONG x1, LONG x2, LONG y, ULONG c)
{
- PBYTE addr = SurfObj->pvScan0 + (x1>>1) + y * SurfObj->lDelta;
+ PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x1>>1) + y * SurfObj->lDelta;
LONG cx = x1;
while(cx < x2) {
PBYTE DestBits, DestLine, SourceBits_8BPP, SourceLine_8BPP;
PBYTE SourceBits, SourceLine;
- DestBits = BltInfo->DestSurface->pvScan0 +
+ DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 +
(BltInfo->DestRect.left >> 1) +
BltInfo->DestRect.top * BltInfo->DestSurface->lDelta;
break;
case BMF_8BPP:
- SourceBits_8BPP = BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x;
+ SourceBits_8BPP = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x;
for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
{
break;
case BMF_16BPP:
- SourceLine = BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 2 * BltInfo->SourcePoint.x;
+ SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 2 * BltInfo->SourcePoint.x;
DestLine = DestBits;
for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
break;
case BMF_24BPP:
- SourceBits_24BPP = BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x * 3;
+ SourceBits_24BPP = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x * 3;
for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
{
break;
case BMF_32BPP:
- SourceLine = BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
+ SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 + (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + 4 * BltInfo->SourcePoint.x;
DestLine = DestBits;
for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
for (DestY = BltInfo->DestRect.top; DestY < BltInfo->DestRect.bottom; DestY++)
{
DestBits = (PULONG)(
- BltInfo->DestSurface->pvScan0 +
+ (PBYTE)BltInfo->DestSurface->pvScan0 +
(BltInfo->DestRect.left >> 1) +
DestY * BltInfo->DestSurface->lDelta);
SourceX = BltInfo->SourcePoint.x;
CLIPOBJ *ClipRegion, XLATEOBJ *ColorTranslation,
ULONG Mode)
{
- int SrcSizeY;
- int SrcSizeX;
- int DesSizeY;
- int DesSizeX;
- int sx;
- int sy;
- int DesX;
- int DesY;
- int color;
- int zoomX;
- int zoomY;
- int count;
- int saveX;
- int saveY;
- BOOLEAN DesIsBiggerY=FALSE;
+ LONG SrcSizeY;
+ LONG SrcSizeX;
+ LONG DesSizeY;
+ LONG DesSizeX;
+ LONG sx;
+ LONG sy;
+ LONG DesX;
+ LONG DesY;
+ LONG color;
-
- SrcSizeY = SourceRect->bottom;
- SrcSizeX = SourceRect->right;
+ SrcSizeY = SourceRect->bottom - SourceRect->top;
+ SrcSizeX = SourceRect->right - SourceRect->left;
- DesSizeY = DestRect->bottom;
- DesSizeX = DestRect->right;
-
- zoomX = DesSizeX / SrcSizeX;
- if (zoomX==0) zoomX=1;
-
- zoomY = DesSizeY / SrcSizeY;
- if (zoomY==0) zoomY=1;
-
- if (DesSizeY>SrcSizeY)
- DesIsBiggerY = TRUE;
-
- switch(SourceSurf->iBitmapFormat)
- {
- case BMF_1BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- saveX = DesX + zoomX;
-
- if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, 1);
-
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
+ DesSizeY = DestRect->bottom - DestRect->top;
+ DesSizeX = DestRect->right - DestRect->left;
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- saveX = DesX + zoomX;
-
- if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, 1);
-
- }
- }
- }
- }
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, 1);
-
-
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, 1);
-
- }
- }
- }
- }
- break;
+ switch(SourceSurf->iBitmapFormat)
+ {
+ case BMF_1BPP:
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+
+ if(DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
+ {
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, 0));
+ }
+ else
+ {
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, 1));
+ }
+ }
+ }
+
+ break;
case BMF_4BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- }
-
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+ color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
case BMF_8BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- }
-
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+ color = DIB_8BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
case BMF_16BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_16BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_16BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- }
-
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_16BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_16BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+ color = DIB_16BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
case BMF_24BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_24BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_24BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- }
-
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_24BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_24BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+ color = DIB_24BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
case BMF_32BPP:
- /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
- /* This is a reference implementation, it hasn't been optimized for speed */
- if (zoomX>1)
- {
- /* Draw one Hline on X - Led to the Des Zoom In*/
- if (DesSizeX>SrcSizeX)
- {
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_32BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_32BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- }
-
- else
- {
-
- if (DesSizeX>SrcSizeX)
- {
- /* Draw one pixel on X - Led to the Des Zoom In*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_32BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=0; DesY-=zoomY)
- {
- if (DesIsBiggerY)
- sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
- else
- sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
-
- if (sy > SourceRect->bottom) break;
-
- saveY = DesY+zoomY;
-
- for (DesX=DestRect->right-zoomX; DesX>=0; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_32BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_4BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
-
+ /* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
+ /* This is a reference implementation, it hasn't been optimized for speed */
+
+ for (DesY=DestRect->top; DesY<DestRect->bottom; DesY++)
+ {
+ sy = (((DesY - DestRect->top) * SrcSizeY) / DesSizeY) + SourceRect->top;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ sx = (((DesX - DestRect->left) * SrcSizeX) / DesSizeX) + SourceRect->left;
+ color = DIB_32BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_4BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
default:
//DPRINT1("DIB_4BPP_StretchBlt: Unhandled Source BPP: %u\n", BitsPerFormat(SourceSurf->iBitmapFormat));
return FALSE;
- }
+ }
return TRUE;
}
return FALSE;
}
+BOOLEAN
+DIB_4BPP_AlphaBlend(SURFOBJ* Dest, SURFOBJ* Source, RECTL* DestRect,
+ RECTL* SourceRect, CLIPOBJ* ClipRegion,
+ XLATEOBJ* ColorTranslation, BLENDOBJ* BlendObj)
+{
+ UNIMPLEMENTED;
+ return FALSE;
+}
+
/* EOF */