private static void BuildCross(Vector3 localPos, Vector3i worldPos, OpenCog.Map.OCMap map, OpenCog.Builder.OCMeshBuilder mesh)
	{
		OCCrossBlock cross = (OCCrossBlock)map.GetBlock(worldPos).block;
		
		mesh.AddIndices(cross.AtlasID, indices);
		mesh.AddVertices(vertices, localPos);
		mesh.AddNormals(normals);
		mesh.AddTexCoords(cross.GetFaceUV());
		mesh.AddTexCoords(cross.GetFaceUV());
		mesh.AddTexCoords(cross.GetFaceUV());
		mesh.AddTexCoords(cross.GetFaceUV());
	}