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changeset 1222:3ef162c9df00

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Randomise start offset for partial paints, it looks (I think) a little better
author Chris Cannam
date Thu, 26 Jan 2017 12:04:03 +0000
parents eaab8bab3522
children 312f99a9f2aa
files layer/Colour3DPlotRenderer.cpp
diffstat 1 files changed, 2 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/layer/Colour3DPlotRenderer.cpp	Thu Jan 26 11:55:11 2017 +0000
+++ b/layer/Colour3DPlotRenderer.cpp	Thu Jan 26 12:04:03 2017 +0000
@@ -218,7 +218,8 @@
             int peakCacheIndex = -1, binsPerPeak = -1;
             getPreferredPeakCache(v, peakCacheIndex, binsPerPeak);
             if (peakCacheIndex == -1) { // no peak cache
-                x0 = int(x1 * 0.3);
+                double offset = 0.5 * (double(rand()) / double(RAND_MAX));
+                x0 = int(x1 * offset);
             }
         }
     }