update bundled_deps

bundled_deps/libigl/igl/local_basis.h

@@ -0,0 +1,46 @@
+// This file is part of libigl, a simple c++ geometry processing library.
+// 
+// Copyright (C) 2014 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_LOCALBASIS_H
+#define IGL_LOCALBASIS_H
+
+#include "igl_inline.h"
+#include <Eigen/Core>
+#include <string>
+#include <vector>
+
+namespace igl 
+{
+  // Compute a local orthogonal reference system for each triangle in the given mesh
+  // Templates:
+  //   DerivedV derived from vertex positions matrix type: i.e. MatrixXd
+  //   DerivedF derived from face indices matrix type: i.e. MatrixXi
+  // Inputs:
+  //   V  eigen matrix #V by 3
+  //   F  #F by 3 list of mesh faces (must be triangles)
+  // Outputs:
+  //   B1 eigen matrix #F by 3, each vector is tangent to the triangle
+  //   B2 eigen matrix #F by 3, each vector is tangent to the triangle and perpendicular to B1
+  //   B3 eigen matrix #F by 3, normal of the triangle
+  //
+  // See also: adjacency_matrix
+  template <typename DerivedV, typename DerivedF>
+  IGL_INLINE void local_basis(
+    const Eigen::PlainObjectBase<DerivedV>& V,
+    const Eigen::PlainObjectBase<DerivedF>& F,
+    Eigen::PlainObjectBase<DerivedV>& B1,
+    Eigen::PlainObjectBase<DerivedV>& B2,
+    Eigen::PlainObjectBase<DerivedV>& B3
+    );
+
+}
+
+#ifndef IGL_STATIC_LIBRARY
+#  include "local_basis.cpp"
+#endif
+
+#endif