Merged branch 'dev_native' into lm_sla_supports_auto

Added igl library files

src/igl/limit_faces.h

@@ -0,0 +1,43 @@
+// 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_LIMIT_FACES_H
+#define IGL_LIMIT_FACES_H
+#include "igl_inline.h"
+namespace igl
+{
+  // LIMIT_FACES limit given faces F to those which contain (only) indices found
+  // in L.
+  //
+  // [LF] = limit_faces(F,L,exclusive);
+  // [LF,in] = limit_faces(F,L,exclusive);
+  //
+  // Templates:
+  //   MatF matrix type of faces, matrixXi
+  //   VecL  matrix type of vertex indices, VectorXi
+  // Inputs:
+  //   F  #F by 3 list of face indices
+  //   L  #L by 1 list of allowed indices
+  //   exclusive  flag specifying whether a face is included only if all its
+  //     indices are in L, default is false
+  // Outputs:
+  //   LF  #LF by 3 list of remaining faces after limiting
+  //   in  #F list of whether given face was included
+  //
+  template <typename MatF, typename VecL>
+  IGL_INLINE void limit_faces(
+    const MatF & F, 
+    const VecL & L, 
+    const bool exclusive,
+    MatF & LF);
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "limit_faces.cpp"
+#endif
+
+#endif