comparison layer/Colour3DPlotRenderer.h @ 1213:34df6ff25472 3.0-integration

Don't start in the middle when repainting the whole width while using a peak cache. It looks funny.

     QImage scaleDrawBufferImage(QImage source, int targetWidth, int targetHeight)
         const;
     
     ColumnOp::Column getColumn(int sx, int minbin, int nbins,
                                int peakCacheIndex) const; // -1 => don't use cache
+
+    void getPreferredPeakCache(const LayerGeometryProvider *,
+                               int &peakCacheIndex, int &binsPerPeak) const;
 };
 
 #endif