Merged branch 'dev_native' into lm_sla_supports_auto

Added igl library files

src/igl/writeTGF.h

@@ -0,0 +1,48 @@
+// 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_WRITETGF_H
+#define IGL_WRITETGF_H
+#include "igl_inline.h"
+
+#include <vector>
+#include <string>
+#ifndef IGL_NO_EIGEN
+#include <Eigen/Dense>
+#endif
+
+namespace igl
+{
+  // WRITETGF
+  //
+  // Write a graph to a .tgf file
+  //
+  // Input:
+  //  filename  .tgf file name
+  //  V  # vertices by 3 list of vertex positions
+  //  E  # edges by 2 list of edge indices
+  // 
+  // Assumes that graph vertices are 3 dimensional
+  IGL_INLINE bool writeTGF(
+    const std::string tgf_filename,
+    const std::vector<std::vector<double> > & C,
+    const std::vector<std::vector<int> > & E);
+
+  #ifndef IGL_NO_EIGEN
+  IGL_INLINE bool writeTGF(
+    const std::string tgf_filename,
+    const Eigen::MatrixXd & C,
+    const Eigen::MatrixXi & E);
+  #endif
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "writeTGF.cpp"
+#endif
+
+#endif
+