int color;
int zoomX;
int zoomY;
- int count;
- int saveX;
- int saveY;
+ // int count;
+ // int saveX;
+ // int saveY;
BOOLEAN DesIsBiggerY=FALSE;
DPRINT("DIB_16BPP_StretchBlt: Source BPP: %u, srcRect: (%d,%d)-(%d,%d), dstRect: (%d,%d)-(%d,%d)\n",
SrcSizeY = SourceRect->bottom - SourceRect->top;
SrcSizeX = SourceRect->right - SourceRect->left;
- DesSizeY = DestRect->bottom ;
- DesSizeX = DestRect->right;
-
+ DesSizeY = DestRect->bottom - DestRect->top;
+ DesSizeX = DestRect->right - DestRect->left;
+ /*
+ SrcSizeY = SourceRect->bottom;
+ SrcSizeX = SourceRect->right;
+
+ DesSizeY = DestRect->bottom;
+ DesSizeX = DestRect->right;
+ */
zoomX = DesSizeX / SrcSizeX;
if (zoomX==0) zoomX=1;
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>=DestRect->top; 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>=DestRect->left; 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_16BPP_HLine(DestSurf, DesX, saveX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_HLine(DestSurf, DesX, saveX, count, 1);
-
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_HLine(DestSurf, DesX, saveX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_PutPixel(DestSurf, DesX, count, 1);
-
-
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, 0);
- else
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_PutPixel(DestSurf, DesX, count, 1);
-
- }
- }
- }
- }
- 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++)
+ {
+ if (DesSizeY>SrcSizeY)
+ sy = SourceRect->top + ((DesY - DestRect->top) / zoomY);
+ else
+ sy = SourceRect->top + ((DesY - DestRect->top) * zoomY);
+
+ if (sy > SourceRect->bottom)
+ sy = SourceRect->bottom;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ if (DesSizeX>SrcSizeX)
+ sx = SourceRect->left + ((DesX - DestRect->left) / zoomX);
+ else
+ sx = SourceRect->left + ((DesX - DestRect->left) * zoomX);
+
+ if (sx > SourceRect->right)
+ sx = SourceRect->right;
+
+ if(DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
+ {
+ DIB_16BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, 0));
+ }
+ else
+ {
+ DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; DesX-=zoomX)
- {
- sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; DesX-=zoomX)
- {
- sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
-
- if (sx > SourceRect->right) break;
-
- color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_16BPP_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++)
+ {
+ if (DesSizeY>SrcSizeY)
+ sy = SourceRect->top + ((DesY - DestRect->top) / zoomY);
+ else
+ sy = SourceRect->top + ((DesY - DestRect->top) * zoomY);
+
+ if (sy > SourceRect->bottom)
+ sy = SourceRect->bottom;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ if (DesSizeX>SrcSizeX)
+ sx = SourceRect->left + ((DesX - DestRect->left) / zoomX);
+ else
+ sx = SourceRect->left + ((DesX - DestRect->left) * zoomX);
+
+ if (sx > SourceRect->right)
+ sx = SourceRect->right;
+
+ color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- }
- break;
-
- case BMF_16BPP:
- return ScaleRectAvg16(DestSurf, SourceSurf, DestRect, SourceRect, MaskOrigin, BrushOrigin,
- ClipRegion, ColorTranslation, Mode);
- 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++)
+ {
+ if (DesSizeY>SrcSizeY)
+ sy = SourceRect->top + ((DesY - DestRect->top) / zoomY);
+ else
+ sy = SourceRect->top + ((DesY - DestRect->top) * zoomY);
+
+ if (sy > SourceRect->bottom)
+ sy = SourceRect->bottom;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ if (DesSizeX>SrcSizeX)
+ sx = SourceRect->left + ((DesX - DestRect->left) / zoomX);
+ else
+ sx = SourceRect->left + ((DesX - DestRect->left) * zoomX);
+
+ if (sx > SourceRect->right)
+ sx = SourceRect->right;
+
+ color = DIB_8BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_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++)
+ {
+ if (DesSizeY>SrcSizeY)
+ sy = SourceRect->top + ((DesY - DestRect->top) / zoomY);
+ else
+ sy = SourceRect->top + ((DesY - DestRect->top) * zoomY);
+
+ if (sy > SourceRect->bottom)
+ sy = SourceRect->bottom;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ if (DesSizeX>SrcSizeX)
+ sx = SourceRect->left + ((DesX - DestRect->left) / zoomX);
+ else
+ sx = SourceRect->left + ((DesX - DestRect->left) * zoomX);
+
+ if (sx > SourceRect->right)
+ sx = SourceRect->right;
+
+ color = DIB_24BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_HLine(DestSurf, DesX, saveX, count, color);
- }
- }
- }
- else
- {
- /* Draw one Hline on X - Led to the Des Zoom Out*/
-
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_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>=DestRect->top; 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>=DestRect->left; 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_16BPP_PutPixel(DestSurf, DesX, count, color);
- }
- }
- }
- else
- {
- /* Draw one pixel on X - Led to the Des Zoom Out*/
- for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; 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>=DestRect->left; 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_16BPP_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++)
+ {
+ if (DesSizeY>SrcSizeY)
+ sy = SourceRect->top + ((DesY - DestRect->top) / zoomY);
+ else
+ sy = SourceRect->top + ((DesY - DestRect->top) * zoomY);
+
+ if (sy > SourceRect->bottom)
+ sy = SourceRect->bottom;
+
+ for (DesX=DestRect->left; DesX<DestRect->right; DesX++)
+ {
+ if (DesSizeX>SrcSizeX)
+ sx = SourceRect->left + ((DesX - DestRect->left) / zoomX);
+ else
+ sx = SourceRect->left + ((DesX - DestRect->left) * zoomX);
+
+ if (sx > SourceRect->right)
+ sx = SourceRect->right;
+
+ color = DIB_32BPP_GetPixel(SourceSurf, sx, sy);
+ DIB_16BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
+ case BMF_16BPP:
+ return ScaleRectAvg16(DestSurf, SourceSurf, DestRect, SourceRect, MaskOrigin, BrushOrigin,
+ ClipRegion, ColorTranslation, Mode);
break;
default:
projects / reactos.git / commitdiff