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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_READMESH_H
#define IGL_READMESH_H
#include "igl_inline.h"
#include <Eigen/Core>
#include <string>
#include <vector>
#include <cstdio>
namespace igl
{
/// Load a tetrahedral volume mesh from a .mesh file
///
/// @tparam Scalar type for positions and vectors (will be read as double and cast
/// to Scalar)
/// @tparam Index type for indices (will be read as int and cast to Index)
/// @param[in] mesh_file_name path of .mesh file
/// @param[out] V double matrix of vertex positions #V by 3
/// @param[out] T #T list of tet indices into vertex positions
/// @param[out] F #F list of face indices into vertex positions
///
/// \bug Holes and regions are not supported
template <typename DerivedV, typename DerivedF, typename DerivedT>
IGL_INLINE bool readMESH(
const std::string mesh_file_name,
Eigen::PlainObjectBase<DerivedV>& V,
Eigen::PlainObjectBase<DerivedT>& T,
Eigen::PlainObjectBase<DerivedF>& F);
/// \overload
template <typename Scalar, typename Index>
IGL_INLINE bool readMESH(
const std::string mesh_file_name,
std::vector<std::vector<Scalar > > & V,
std::vector<std::vector<Index > > & T,
std::vector<std::vector<Index > > & F);
/// \overload
/// @param[in] pointer to already opened .mesh file (will be closed)
template <typename DerivedV, typename DerivedF, typename DerivedT>
IGL_INLINE bool readMESH(
FILE * mesh_file,
Eigen::PlainObjectBase<DerivedV>& V,
Eigen::PlainObjectBase<DerivedT>& T,
Eigen::PlainObjectBase<DerivedF>& F);
/// \overload
template <typename Scalar, typename Index>
IGL_INLINE bool readMESH(
FILE * mesh_file,
std::vector<std::vector<Scalar > > & V,
std::vector<std::vector<Index > > & T,
std::vector<std::vector<Index > > & F);
}
#ifndef IGL_STATIC_LIBRARY
# include "readMESH.cpp"
#endif
#endif