test NIL in overdraw dart of Topo

bd4f72f5 · Sylvain Thery · 2cfa8ae9 · bd4f72f5
Commit bd4f72f5 authored Feb 18, 2015 by Sylvain Thery
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CGoGN/include/Algo/Render/GL2/topoRender.hpp CGoGN/include/Algo/Render/GL2/topoRender.hpp +3 -0

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--- a/CGoGN/include/Algo/Render/GL2/topoRender.hpp
+++ b/CGoGN/include/Algo/Render/GL2/topoRender.hpp
@@ -53,6 +53,9 @@ namespace GL2
 template<typename MAP>
 void TopoRender::overdrawDart(MAP& map, Dart d, float width, float r, float g, float b)
 {
+	if (d == NIL)
+		return;
+
 	DartAttribute<unsigned int, MAP> attIndex = map.template getAttribute<unsigned int, DART, MAP>(m_nameIndex);
 	if (!attIndex.isValid())
 		attIndex  = map.template addAttribute<unsigned int, DART, MAP>(m_nameIndex);