diff options
Diffstat (limited to 'src/display')
| -rw-r--r-- | src/display/nr-filter-displacement-map.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/display/nr-filter-displacement-map.cpp b/src/display/nr-filter-displacement-map.cpp index 29815abbb..321018fca 100644 --- a/src/display/nr-filter-displacement-map.cpp +++ b/src/display/nr-filter-displacement-map.cpp @@ -112,7 +112,7 @@ static void performDisplacement(NRPixBlock const* texture, NRPixBlock const* map int ymap = yout; pixel_t mapValue = pixelValue(map, xmap, ymap); - double xtex = xout + (Xneedsdemul ? + double xtex = xout + (Xneedsdemul ? // Although the value of the pixel corresponds to the MIDDLE of the pixel, no +0.5 is needed because we're interpolating pixels anyway (so to get the actual pixel locations 0.5 would have to be subtracted again). (mapValue[3]==0?0:(scalex * (mapValue[Xchannel] - mapValue[3]*0.5) / mapValue[3])) : (scalex * (mapValue[Xchannel] - 127.5))); double ytex = yout + (Yneedsdemul ? |