Merged branch 'dev_native' into lm_sla_supports_auto

Added igl library files

src/igl/per_vertex_attribute_smoothing.h

@@ -0,0 +1,32 @@
+// This file is part of libigl, a simple c++ geometry processing library.
+// 
+// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
+// 
+// This Source Code Form is subject to the terms of the Mozilla Public License 
+// v. 2.0. If a copy of the MPL was not distributed with this file, You can 
+// obtain one at http://mozilla.org/MPL/2.0/.
+#ifndef IGL_PER_VERTEX_ATTRIBUTE_SMOOTHING_H
+#define IGL_PER_VERTEX_ATTRIBUTE_SMOOTHING_H
+#include "igl_inline.h"
+#include <Eigen/Core>
+
+namespace igl
+{
+  // Smooth vertex attributes using uniform Laplacian
+  // Inputs:
+  //   Ain  #V by #A eigen Matrix of mesh vertex attributes (each vertex has #A attributes)
+  //   F    #F by 3 eigne Matrix of face (triangle) indices
+  // Output:
+  //   Aout #V by #A eigen Matrix of mesh vertex attributes
+  template <typename DerivedV, typename DerivedF>
+  IGL_INLINE void per_vertex_attribute_smoothing(
+    const Eigen::PlainObjectBase<DerivedV>& Ain,
+    const Eigen::PlainObjectBase<DerivedF>& F,
+    Eigen::PlainObjectBase<DerivedV> & Aout);
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "per_vertex_attribute_smoothing.cpp"
+#endif
+
+#endif