Handle degenerate edges in face detection

2016-09-06 17:51:03 -04:00
parent 3f2264dc4d
commit cebe2faee1
4 changed files with 62 additions and 21 deletions
--- a/src/Mod/TechDraw/App/DrawUtil.cpp
+++ b/src/Mod/TechDraw/App/DrawUtil.cpp
@@ -118,6 +118,13 @@ bool DrawUtil::isSamePoint(TopoDS_Vertex v1, TopoDS_Vertex v2)
    return result;
 }

+bool DrawUtil::isZeroEdge(TopoDS_Edge& e)
+{
+    TopoDS_Vertex vStart = TopExp::FirstVertex(e);
+    TopoDS_Vertex vEnd = TopExp::LastVertex(e);
+    return isSamePoint(vStart,vEnd);
+}
+
 //============================
 // various debugging routines.
 void DrawUtil::dumpVertexes(const char* text, const TopoDS_Shape& s)