Fix #9641 (broken contrast enhancement)

qgis · Feb 25, 2014 · 71a799f · 71a799f
1 parent d790bc0
commit 71a799f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/core/raster/qgscontrastenhancement.cpp b/src/core/raster/qgscontrastenhancement.cpp
@@ -63,7 +63,7 @@ QgsContrastEnhancement::QgsContrastEnhancement( const QgsContrastEnhancement& ce
   mMaximumValue = ce.mMaximumValue;
   mRasterDataTypeRange = ce.mRasterDataTypeRange;
 
-  mLookupTableOffset = mMinimumValue * -1;
+  mLookupTableOffset = minimumValuePossible( mRasterDataType ) * -1;
 
   // setContrastEnhancementAlgorithm sets also QgsContrastEnhancementFunction
   setContrastEnhancementAlgorithm( ce.mContrastEnhancementAlgorithm, false );