update bundled_deps

bundled_deps/libigl/igl/randperm.cpp

@@ -0,0 +1,27 @@
+// 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/.
+#include "randperm.h"
+#include "colon.h"
+#include <algorithm> 
+
+template <typename DerivedI>
+IGL_INLINE void igl::randperm(
+  const int n,
+  Eigen::PlainObjectBase<DerivedI> & I)
+{
+  Eigen::VectorXi II;
+  igl::colon(0,1,n-1,II);
+  I = II;
+  std::random_shuffle(I.data(),I.data()+n);
+}
+
+#ifdef IGL_STATIC_LIBRARY
+// Explicit template instantiation
+template void igl::randperm<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(int, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&);
+template void igl::randperm<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(int, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&);
+#endif