| 105,7 → 105,6 |
|---|
| int j,n,scaledw,scaledh,imgw,imgh; |
| Rect r,outRect; |
| Ptr outrow; |
| double cor = 0.00; |
| |
| preview_complete = false; |
| |
| 132,33 → 131,27 |
|---|
| r.left = (pb->filterRect.left + pb->filterRect.right - scaledw)/2 + preview_scroll.h; |
| /* make sure it does not go outside the input area */ |
| if(r.left < pb->filterRect.left) { |
| cor = pb->filterRect.left - r.left; |
| preview_scroll.h += pb->filterRect.left - r.left; |
| r.left = pb->filterRect.left; |
| } |
| else if(r.left+scaledw > pb->filterRect.right) { |
| cor = pb->filterRect.right - (r.left+scaledw); |
| preview_scroll.h += pb->filterRect.right - (r.left+scaledw); |
| r.left = pb->filterRect.right - scaledw; |
| } else { |
| cor = 0; |
| } |
| r.right = r.left + scaledw; |
| preview_scroll.h += cor; |
| preview_pmap.maskPhaseCol = (preview_scroll.h)/zoomfactor; // phase of the checkerboard |
| |
| /* now compute for vertical */ |
| r.top = (pb->filterRect.top + pb->filterRect.bottom - scaledh)/2 + preview_scroll.v; |
| if(r.top < pb->filterRect.top) { |
| cor = pb->filterRect.top - r.top; |
| preview_scroll.v += pb->filterRect.top - r.top; |
| r.top = pb->filterRect.top; |
| } |
| else if(r.top+scaledh > pb->filterRect.bottom) { |
| cor = pb->filterRect.bottom - (r.top+scaledh); |
| preview_scroll.v += pb->filterRect.bottom - (r.top+scaledh); |
| r.top = pb->filterRect.bottom - scaledh; |
| } else { |
| cor = 0; |
| } |
| r.bottom = r.top + scaledh; |
| preview_scroll.v += cor; |
| preview_pmap.maskPhaseRow = (preview_scroll.v)/zoomfactor; // phase of the checkerboard |
| |
| /* if formulae need random access to image - src(), rad() - we must request entire area: */ |