From 384ea891dc1deb221803443dd159980355d8469a Mon Sep 17 00:00:00 2001
From: cignoni <paolo.cignoni@isti.cnr.it>
Date: Tue, 10 May 2011 21:57:01 +0000
Subject: [PATCH] added drawing of edges in wireframe if meshes has no faces

---
 wrap/gl/trimesh.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/wrap/gl/trimesh.h b/wrap/gl/trimesh.h
index d8910852..185c6d8d 100644
--- a/wrap/gl/trimesh.h
+++ b/wrap/gl/trimesh.h
@@ -832,6 +832,19 @@ void DrawWire()
 			DrawFill<nm,cm,TMNone>();
 			glPopAttrib();
     }
+  if(m->fn==0 && m->en>0)
+  {
+    glPushAttrib(GL_ENABLE_BIT);
+    glDisable(GL_LIGHTING);
+    glBegin(GL_LINES);
+    for(typename mesh_type::EdgeIterator ei=m->edge.begin();ei!=m->edge.end(); ++ei)
+    {
+      glVertex((*ei).V(0)->P());
+      glVertex((*ei).V(1)->P());
+    }
+    glEnd();
+    glPopAttrib();
+  }
 	//	{
 //			if(!HasEdges()) ComputeEdges();