Moved AStarPathfinder code from Thermite to PolyVox.

library/PolyVoxCore/source/AStarPathfinder.cpp

@@ -0,0 +1,69 @@
+/*******************************************************************************
+Copyright (c) 2005-2009 David Williams
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any damages
+arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
+
+    1. The origin of this software must not be misrepresented; you must not
+    claim that you wrote the original software. If you use this software
+    in a product, an acknowledgment in the product documentation would be
+    appreciated but is not required.
+
+    2. Altered source versions must be plainly marked as such, and must not be
+    misrepresented as being the original software.
+
+    3. This notice may not be removed or altered from any source
+    distribution. 	
+*******************************************************************************/
+
+#include "AStarPathfinder.h"
+
+#include "Material.h"
+
+using namespace PolyVox;
+
+namespace PolyVox
+{
+	const Vector3DInt16 arrayPathfinderFaces[6] =
+	{
+		Vector3DInt16(0, 0, -1),
+		Vector3DInt16(0, 0, +1),
+		Vector3DInt16(0, -1, 0),
+		Vector3DInt16(0, +1, 0),
+		Vector3DInt16(-1, 0, 0),
+		Vector3DInt16(+1, 0, 0)
+	};
+
+	const Vector3DInt16 arrayPathfinderEdges[12] =
+	{
+		Vector3DInt16(0, -1, -1),
+		Vector3DInt16(0, -1, +1),
+		Vector3DInt16(0, +1, -1),
+		Vector3DInt16(0, +1, +1),
+		Vector3DInt16(-1, 0, -1),
+		Vector3DInt16(-1, 0, +1),
+		Vector3DInt16(+1, 0, -1),
+		Vector3DInt16(+1, 0, +1),
+		Vector3DInt16(-1, -1, 0),
+		Vector3DInt16(-1, +1, 0),
+		Vector3DInt16(+1, -1, 0),
+		Vector3DInt16(+1, +1, 0)
+	};
+
+	const Vector3DInt16 arrayPathfinderCorners[8] =
+	{
+		Vector3DInt16(-1, -1, -1),
+		Vector3DInt16(-1, -1, +1),
+		Vector3DInt16(-1, +1, -1),
+		Vector3DInt16(-1, +1, +1),
+		Vector3DInt16(+1, -1, -1),
+		Vector3DInt16(+1, -1, +1),
+		Vector3DInt16(+1, +1, -1),
+		Vector3DInt16(+1, +1, +1)
+	};
+}