# HG changeset patch
# User Chris Cannam
# Date 1488290867 0
# Node ID fc40742bb91181003d27052ac603dce325a8df31
# Parent  c72d78d7890ab018a58851eb706449f383e5da63
Explanatory comment

diff -r c72d78d7890a -r fc40742bb911 layer/Colour3DPlotRenderer.h
--- a/layer/Colour3DPlotRenderer.h	Tue Feb 28 14:07:34 2017 +0000
+++ b/layer/Colour3DPlotRenderer.h	Tue Feb 28 14:07:47 2017 +0000
@@ -126,7 +126,13 @@
         QRect rendered;
 
         /**
-         * The magnitude range of the data in the rendered area.
+         * The magnitude range of the data in the rendered area, after
+         * initial scaling (parameters.scaleFactor) and normalisation,
+         * for use in displaying colour scale etc. (Note that the
+         * magnitude range *before* normalisation would not be very
+         * meaningful for this purpose, as the scale would need to be
+         * different for every column if column or hybrid
+         * normalisation was in use.)
          */
         MagnitudeRange range;
     };