diff widgets/ImageDialog.cpp @ 1247:c72d78d7890a

Ensure threshold is equal to minValue; default of 0 is inadequate when minValue < 0 (fixes bug that made all negative values appear black)
author Chris Cannam
date Tue, 28 Feb 2017 14:07:34 +0000
parents 1a0dfcbffaf1
children c8a6fd3f9dff
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