bug hunting

src/org/poly2tri/Poly2Tri.scala

@@ -87,7 +87,7 @@ class Poly2TriDemo extends BasicGame("Poly2Tri") {
   val i18 = "data/i.18"
   val tank = "data/tank.dat"
   
-  var currentModel = star
+  var currentModel = strange
   var doCDT = true
   
   var mouseButton = 0

src/org/poly2tri/cdt/CDT.scala

@@ -134,7 +134,6 @@ class CDT(val points: List[Point], val segments: List[Segment], iTriangle: Trian
       if(i == CDT.clearPoint) {cleanTri = node.triangle; mesh.debug += cleanTri}
       // Process edge events
       point.edges.foreach(e => edgeEvent(e, node))
-      
       } catch {
         case e: Exception =>
           //throw new Exception("Suspect point = " + i)
@@ -184,9 +183,13 @@ class CDT(val points: List[Point], val segments: List[Segment], iTriangle: Trian
        val tList = new ArrayBuffer[Triangle]
        tList += firstTriangle
        
-       while(!tList.last.contains(edge.p))
+       // Not sure why tList.last is null sometimes....
+       while(tList.last != null && !tList.last.contains(edge.p))
          tList += tList.last.findNeighbor(edge.p - edge.q)
        
+       if(tList.last == null)
+         tList -= tList.last
+       
        // Neighbor triangles
        val nTriangles = new ArrayBuffer[Triangle]
        
@@ -239,9 +242,6 @@ class CDT(val points: List[Point], val segments: List[Segment], iTriangle: Trian
       
       aFront.constrainedEdge(sNode, eNode, T1, T2, edge)
       
-      // Mark edge triangle neighbors
-      //T1.foreach(t => t.markNeighbor(eTri))
-      
     } else if(firstTriangle == null) {
       
       // No triangles are intersected by the edge; edge must lie outside the mesh