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fix new strechblt code for dib32, left todo dib1, dib4, dib24
svn path=/trunk/; revision=20567
This commit is contained in:
Magnus Olsen
@@ -528,7 +528,6 @@ BOOLEAN ScaleRectAvg32(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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return TRUE;
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}
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//NOTE: If you change something here, please do the same in other dibXXbpp.c files!
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BOOLEAN DIB_32BPP_StretchBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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RECTL* DestRect, RECTL *SourceRect,
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@@ -537,21 +536,18 @@ BOOLEAN DIB_32BPP_StretchBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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ULONG Mode)
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{
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int SrcSizeY;
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int SrcSizeX;
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int DesSizeY;
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int DesSizeX;
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int sx;
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int sy;
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int DesX;
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int DesY;
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int color;
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int zoomX;
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int zoomY;
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int count;
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int saveX;
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int saveY;
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BOOLEAN DesIsBiggerY=FALSE;
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LONG SrcSizeY;
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LONG SrcSizeX;
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LONG DesSizeY;
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LONG DesSizeX;
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LONG sx;
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LONG sy;
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LONG DesX;
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LONG DesY;
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LONG color;
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PULONG DestBits;
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LONG DifflDelta;
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DPRINT("DIB_32BPP_StretchBlt: Source BPP: %u, srcRect: (%d,%d)-(%d,%d), dstRect: (%d,%d)-(%d,%d)\n",
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BitsPerFormat(SourceSurf->iBitmapFormat), SourceRect->left, SourceRect->top, SourceRect->right,
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@@ -560,653 +556,135 @@ BOOLEAN DIB_32BPP_StretchBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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SrcSizeY = SourceRect->bottom - SourceRect->top;
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SrcSizeX = SourceRect->right - SourceRect->left;
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DesSizeY = DestRect->bottom ;
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DesSizeX = DestRect->right;
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DesSizeY = DestRect->bottom - DestRect->top;
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DesSizeX = DestRect->right - DestRect->left;
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zoomX = DesSizeX / SrcSizeX;
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if (zoomX==0) zoomX=1;
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zoomY = DesSizeY / SrcSizeY;
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if (zoomY==0) zoomY=1;
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if (DesSizeY>SrcSizeY)
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DesIsBiggerY = TRUE;
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switch(SourceSurf->iBitmapFormat)
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{
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case BMF_1BPP:
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/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
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/* This is a reference implementation, it hasn't been optimized for speed */
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if (zoomX>1)
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{
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/* Draw one Hline on X - Led to the Des Zoom In*/
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if (DesSizeX>SrcSizeX)
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{
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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case BMF_1BPP:
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/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
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/* This is a reference implementation, it hasn't been optimized for speed */
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DestBits = (PULONG)((PBYTE)DestSurf->pvScan0 + (DestRect->left << 2) +
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DestRect->top * DestSurf->lDelta);
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DifflDelta = DestSurf->lDelta - (DesSizeX << 1);
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for (DesY=0; DesY<DesSizeY; DesY++)
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{
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sy = ((DesY * SrcSizeY) / DesSizeY) + SourceRect->top;
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for (DesX=0; DesX<DesSizeX; DesX++, DestBits++ )
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{
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sx = ((DesX * SrcSizeX) / DesSizeX) + SourceRect->left;
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if(DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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{
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*DestBits = XLATEOBJ_iXlate(ColorTranslation, 0);
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}
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else
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{
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*DestBits = XLATEOBJ_iXlate(ColorTranslation, 1);
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}
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}
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DestBits = (PULONG)((ULONG_PTR)DestBits + DifflDelta);
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}
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saveY = DesY+zoomY;
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break;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
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if (sx > SourceRect->right) break;
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saveX = DesX + zoomX;
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case BMF_4BPP:
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/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
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/* This is a reference implementation, it hasn't been optimized for speed */
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DestBits = (PULONG)((PBYTE)DestSurf->pvScan0 + (DestRect->left << 2) +
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DestRect->top * DestSurf->lDelta);
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DifflDelta = DestSurf->lDelta - (DesSizeX << 1);
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for (DesY=0; DesY<DesSizeY; DesY++)
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{
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sy = ((DesY * SrcSizeY) / DesSizeY) + SourceRect->top;
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for (DesX=0; DesX<DesSizeX; DesX++, DestBits++ )
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{
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sx = ((DesX * SrcSizeX) / DesSizeX) + SourceRect->left;
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color = DIB_4BPP_GetPixel(SourceSurf, sx, sy);
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*DestBits = XLATEOBJ_iXlate(ColorTranslation, color);
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}
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DestBits = (PULONG)((ULONG_PTR)DestBits + DifflDelta);
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}
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break;
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if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, 0);
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else
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, 1);
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}
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}
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}
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else
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{
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/* Draw one Hline on X - Led to the Des Zoom Out*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
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if (sx > SourceRect->right) break;
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saveX = DesX + zoomX;
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if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, 0);
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else
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, 1);
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}
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}
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}
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}
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else
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{
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if (DesSizeX>SrcSizeX)
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{
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/* Draw one pixel on X - Led to the Des Zoom In*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
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if (sx > SourceRect->right) break;
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if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, 0);
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else
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, 1);
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}
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}
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}
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else
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{
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/* Draw one pixel on X - Led to the Des Zoom Out*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
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if (sx > SourceRect->right) break;
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if (DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, 0);
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else
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, 1);
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}
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}
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}
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}
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break;
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case BMF_4BPP:
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/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
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/* This is a reference implementation, it hasn't been optimized for speed */
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if (zoomX>1)
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{
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/* Draw one Hline on X - Led to the Des Zoom In*/
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if (DesSizeX>SrcSizeX)
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{
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
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saveX = DesX + zoomX;
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, color);
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}
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}
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}
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else
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{
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/* Draw one Hline on X - Led to the Des Zoom Out*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
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saveX = DesX + zoomX;
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, color);
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}
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}
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}
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}
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else
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{
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if (DesSizeX>SrcSizeX)
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{
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/* Draw one pixel on X - Led to the Des Zoom In*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, color);
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}
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}
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}
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else
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{
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/* Draw one pixel on X - Led to the Des Zoom Out*/
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_4BPP_GetPixel(SourceSurf, sx, sy));
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_PutPixel(DestSurf, DesX, count, color);
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}
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}
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}
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}
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break;
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case BMF_8BPP:
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/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
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/* This is a reference implementation, it hasn't been optimized for speed */
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if (zoomX>1)
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{
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/* Draw one Hline on X - Led to the Des Zoom In*/
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if (DesSizeX>SrcSizeX)
|
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{
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
|
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{
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if (DesIsBiggerY)
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
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{
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sx = (int) ((ULONG) SrcSizeX * (ULONG) DesX) / ((ULONG) DesSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
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saveX = DesX + zoomX;
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for (count=DesY;count<saveY;count++)
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, color);
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}
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}
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}
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else
|
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{
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/* Draw one Hline on X - Led to the Des Zoom Out*/
|
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|
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for (DesY=DestRect->bottom-zoomY; DesY>=DestRect->top; DesY-=zoomY)
|
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{
|
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if (DesIsBiggerY)
|
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sy = (int) ((ULONG) SrcSizeY * (ULONG) DesY) / ((ULONG) DesSizeY);
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else
|
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sy = (int) ((ULONG) DesSizeY * (ULONG) DesY) / ((ULONG) SrcSizeY);
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if (sy > SourceRect->bottom) break;
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saveY = DesY+zoomY;
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for (DesX=DestRect->right-zoomX; DesX>=DestRect->left; DesX-=zoomX)
|
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{
|
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sx = (int) ((ULONG) DesSizeX * (ULONG) DesX) / ((ULONG) SrcSizeX);
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if (sx > SourceRect->right) break;
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color = XLATEOBJ_iXlate(ColorTranslation, DIB_8BPP_GetPixel(SourceSurf, sx, sy));
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saveX = DesX + zoomX;
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for (count=DesY;count<saveY;count++)
|
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DIB_32BPP_HLine(DestSurf, DesX, saveX, count, color);
|
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}
|
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}
|
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}
|
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}
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||||
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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_32BPP_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_32BPP_PutPixel(DestSurf, DesX, count, color);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
case BMF_8BPP:
|
||||
/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
|
||||
/* This is a reference implementation, it hasn't been optimized for speed */
|
||||
|
||||
DestBits = (PULONG)((PBYTE)DestSurf->pvScan0 + (DestRect->left << 2) +
|
||||
DestRect->top * DestSurf->lDelta);
|
||||
|
||||
DifflDelta = DestSurf->lDelta - (DesSizeX << 1);
|
||||
|
||||
for (DesY=0; DesY<DesSizeY; DesY++)
|
||||
{
|
||||
sy = ((DesY * SrcSizeY) / DesSizeY) + SourceRect->top;
|
||||
|
||||
for (DesX=0; DesX<DesSizeX; DesX++, DestBits++)
|
||||
{
|
||||
sx = ((DesX * SrcSizeX) / DesSizeX) + SourceRect->left;
|
||||
color = DIB_32BPP_GetPixel(SourceSurf, sx, sy);
|
||||
*DestBits = XLATEOBJ_iXlate(ColorTranslation, color);
|
||||
}
|
||||
DestBits = (PULONG)((ULONG_PTR)DestBits + DifflDelta);
|
||||
}
|
||||
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>=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;
|
||||
/* FIXME : MaskOrigin, BrushOrigin, ClipRegion, Mode ? */
|
||||
/* This is a reference implementation, it hasn't been optimized for speed */
|
||||
|
||||
DestBits = (PULONG)((PBYTE)DestSurf->pvScan0 + (DestRect->left << 2) +
|
||||
DestRect->top * DestSurf->lDelta);
|
||||
|
||||
DifflDelta = DestSurf->lDelta - (DesSizeX << 1);
|
||||
|
||||
for (DesY=0; DesY<DesSizeY; DesY++)
|
||||
{
|
||||
sy = ((DesY * SrcSizeY) / DesSizeY) + SourceRect->top;
|
||||
|
||||
for (DesX=0; DesX<DesSizeX; DesX++, DestBits++)
|
||||
{
|
||||
sx = ((DesX * SrcSizeX) / DesSizeX) + SourceRect->left;
|
||||
color = DIB_16BPP_GetPixel(SourceSurf, sx, sy);
|
||||
*DestBits = XLATEOBJ_iXlate(ColorTranslation, color);
|
||||
}
|
||||
DestBits = (PULONG)((ULONG_PTR)DestBits + DifflDelta);
|
||||
}
|
||||
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_32BPP_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_32BPP_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_32BPP_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_32BPP_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_32BPP_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_32BPP_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_32BPP_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_32BPP_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 */
|
||||
|
||||
DestBits = (PULONG)((PBYTE)DestSurf->pvScan0 + (DestRect->left << 2) +
|
||||
DestRect->top * DestSurf->lDelta);
|
||||
|
||||
DifflDelta = DestSurf->lDelta - (DesSizeX << 1);
|
||||
|
||||
for (DesY=0; DesY<DesSizeY; DesY++)
|
||||
{
|
||||
sy = ((DesY * SrcSizeY) / DesSizeY) + SourceRect->top;
|
||||
|
||||
for (DesX=0; DesX<DesSizeX; DesX++, DestBits++)
|
||||
{
|
||||
sx = ((DesX * SrcSizeX) / DesSizeX) + SourceRect->left;
|
||||
color = DIB_24BPP_GetPixel(SourceSurf, sx, sy);
|
||||
*DestBits = XLATEOBJ_iXlate(ColorTranslation, color);
|
||||
}
|
||||
DestBits = (PULONG)((ULONG_PTR)DestBits + DifflDelta);
|
||||
}
|
||||
break;
|
||||
|
||||
case BMF_32BPP:
|
||||
return ScaleRectAvg32(DestSurf, SourceSurf, DestRect, SourceRect, MaskOrigin, BrushOrigin,
|
||||
|
||||
Reference in New Issue
Block a user