fix logic of PresentationInfo::color_set()

diff --git a/libs/ardour/presentation_info.cc b/libs/ardour/presentation_info.cc
index 4fdbd4111aaa2ccf5859c2110316655a7096e172..654a80f6cede68415eeaab03d9aae2e91c5ffc98 100644 (file)
--- a/libs/ardour/presentation_info.cc
+++ b/libs/ardour/presentation_info.cc
@@ -176,7 +176,7 @@ PresentationInfo::color_set () const
         * a color to completely transparent black? only the constructor ..
         */
 
-       return _color == 0;
+       return _color != 0;
 }
 
 void