From 302d72701da35b6d481a538c4cb953976d7e9044 Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Mon, 20 Jun 2011 17:14:59 -0700
Subject: BulletSim initial checkin

---
 .../ConvexDecompositionDotNet/VertexLookup.cs      | 70 ++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 OpenSim/Region/Physics/ConvexDecompositionDotNet/VertexLookup.cs

(limited to 'OpenSim/Region/Physics/ConvexDecompositionDotNet/VertexLookup.cs')

diff --git a/OpenSim/Region/Physics/ConvexDecompositionDotNet/VertexLookup.cs b/OpenSim/Region/Physics/ConvexDecompositionDotNet/VertexLookup.cs
new file mode 100644
index 0000000..6f17c9f
--- /dev/null
+++ b/OpenSim/Region/Physics/ConvexDecompositionDotNet/VertexLookup.cs
@@ -0,0 +1,70 @@
+/* The MIT License
+ * 
+ * Copyright (c) 2010 Intel Corporation.
+ * All rights reserved.
+ *
+ * Based on the convexdecomposition library from 
+ * <http://codesuppository.googlecode.com> by John W. Ratcliff and Stan Melax.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+using System;
+using System.Collections.Generic;
+
+namespace OpenSim.Region.Physics.ConvexDecompositionDotNet
+{
+    public class VertexPool
+    {
+        private List<float3> mVertices = new List<float3>();
+        private Dictionary<float3, int> mIndices = new Dictionary<float3, int>();
+
+        public int getIndex(float3 vtx)
+        {
+            int idx;
+            if (mIndices.TryGetValue(vtx, out idx))
+                return idx;
+
+            idx = mVertices.Count;
+            mVertices.Add(vtx);
+            mIndices.Add(vtx, idx);
+            return idx;
+        }
+
+        public float3 Get(int idx)
+        {
+            return mVertices[idx];
+        }
+
+        public int GetSize()
+        {
+            return mVertices.Count;
+        }
+
+        public List<float3> GetVertices()
+        {
+            return mVertices;
+        }
+
+        public void Clear()
+        {
+            mVertices.Clear();
+        }
+    }
+}
-- 
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