- /* 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_16BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_8BPP_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_16BPP_GetPixel(SourceSurf, sx, sy));
-
- saveX = DesX + zoomX;
- for (count=DesY;count<saveY;count++)
- DIB_8BPP_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_16BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_8BPP_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_16BPP_GetPixel(SourceSurf, sx, sy));
-
- for (count=DesY;count<saveY;count++)
- DIB_8BPP_PutPixel(DestSurf, DesX, count, 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_8BPP_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_8BPP_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_8BPP_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_8BPP_PutPixel(DestSurf, DesX, count, 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_8BPP_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_8BPP_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_8BPP_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_8BPP_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_8BPP_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 */
+
+ 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_8BPP_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 */
+
+ 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_8BPP_PutPixel(DestSurf, DesX, DesY, XLATEOBJ_iXlate(ColorTranslation, color));
+ }
+ }
+ break;
+