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// 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_FACE_OCCURRENCES
#define IGL_FACE_OCCURRENCES
#include "igl_inline.h"
#include <vector>
namespace igl
{
// Count the occruances of each face (row) in a list of face indices
// (irrespecitive of order)
// Inputs:
// F #F by simplex-size
// Outputs
// C #F list of counts
// Known bug: triangles/tets only (where ignoring order still gives simplex)
template <typename IntegerF, typename IntegerC>
IGL_INLINE void face_occurrences(
const std::vector<std::vector<IntegerF> > & F,
std::vector<IntegerC> & C);
}
#ifndef IGL_STATIC_LIBRARY
# include "face_occurrences.cpp"
#endif
#endif
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