From bab616f9eaa2b4d31683a3545f417393ec770bc0 Mon Sep 17 00:00:00 2001
From: zzzzrrr <mason.green@gmail.com>
Date: Fri, 23 Apr 2010 13:11:13 -0400
Subject: [PATCH] general cleanup

---
 poly2tri/sweep/sweep.cc         | 3 +--
 poly2tri/sweep/sweep_context.cc | 7 ++++++-
 poly2tri/sweep/sweep_context.h  | 2 +-
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/poly2tri/sweep/sweep.cc b/poly2tri/sweep/sweep.cc
index 6add81f..4cea046 100644
--- a/poly2tri/sweep/sweep.cc
+++ b/poly2tri/sweep/sweep.cc
@@ -32,7 +32,6 @@
 #include "sweep_context.h"
 #include "advancing_front.h"
 #include "../common/utils.h"
-#include <iostream>
 
 namespace p2t {
 
@@ -40,7 +39,7 @@ namespace p2t {
 void Sweep::Triangulate(SweepContext& tcx)
 {
   tcx.InitTriangulation();
-  tcx.CreateAdvancingFront();
+  tcx.CreateAdvancingFront(nodes_);
   // Sweep points; build mesh
   SweepPoints(tcx);
   // Clean up
diff --git a/poly2tri/sweep/sweep_context.cc b/poly2tri/sweep/sweep_context.cc
index 4da7323..184ebb0 100644
--- a/poly2tri/sweep/sweep_context.cc
+++ b/poly2tri/sweep/sweep_context.cc
@@ -119,7 +119,7 @@ Node& SweepContext::LocateNode(Point& point)
   return *front_->LocateNode(point.x);
 }
 
-void SweepContext::CreateAdvancingFront()
+void SweepContext::CreateAdvancingFront(std::vector<Node*> nodes)
 {
   Node *head, *middle, *tail;
   // Initial triangle
@@ -132,6 +132,11 @@ void SweepContext::CreateAdvancingFront()
   tail = new Node(*triangle->GetPoint(2));
   front_ = new AdvancingFront(*head, *tail); 
   
+  // Memory management :)
+  nodes.push_back(head);
+  nodes.push_back(middle);
+  nodes.push_back(tail);
+  
   // TODO: More intuitive if head is middles next and not previous?
   //       so swap head and tail
   head->next = middle;
diff --git a/poly2tri/sweep/sweep_context.h b/poly2tri/sweep/sweep_context.h
index b70e853..fcc7a3d 100644
--- a/poly2tri/sweep/sweep_context.h
+++ b/poly2tri/sweep/sweep_context.h
@@ -69,7 +69,7 @@ Node& LocateNode(Point& point);
 
 void RemoveNode(Node* node);
 
-void CreateAdvancingFront();
+void CreateAdvancingFront(std::vector<Node*> nodes);
 
 /// Try to map a node to all sides of this triangle that don't have a neighbor
 void MapTriangleToNodes(Triangle& t);