rest of loop is busted if we actually have no edges

EnvyKong · May 30, 2018 · 929fb18 · 929fb18
1 parent d63ebb6
commit 929fb18
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/mesh/DMesh3.cs b/mesh/DMesh3.cs
@@ -1934,6 +1934,10 @@ public List<int> GetAllVertexGroups(int vID) {
         public bool IsBowtieVertex(int vID)
         {
             if (vertices_refcount.isValid(vID)) {
+				int nEdges = vertex_edges.Count(vID);
+				if (nEdges == 0)
+					return false;
+
                 // find a boundary edge to start at
                 int start_eid = -1;
                 bool start_at_boundary = false;
@@ -1976,7 +1980,6 @@ public bool IsBowtieVertex(int vID)
                 }
 
                 // if we did not see all edges at vertex, we have a bowtie
-                int nEdges = vertex_edges.Count(vID);
                 int target_count = (start_at_boundary) ? nEdges - 1 : nEdges;
                 bool is_bowtie = (target_count != count);
                 return is_bowtie;