You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

58 lines
2.0 KiB

// 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_REMOVE_DUPLICATE_VERTICES_H
#define IGL_REMOVE_DUPLICATE_VERTICES_H
#include "igl_inline.h"
#include <Eigen/Dense>
namespace igl
{
/// Remove duplicate vertices upto a uniqueness tolerance (epsilon)
///
/// @param[in] V #V by dim list of vertex positions
/// @param[in] epsilon uniqueness tolerance used coordinate-wise: 1e0 --> integer
/// match, 1e-1 --> match up to first decimal, ... , 0 --> exact match.
/// @param[out] SV #SV by dim new list of vertex positions
/// @param[out] SVI #SV by 1 list of indices so SV = V(SVI,:)
/// @param[out] SVJ #V by 1 list of indices so V = SV(SVJ,:)
///
template <
typename DerivedV,
typename DerivedSV,
typename DerivedSVI,
typename DerivedSVJ>
IGL_INLINE void remove_duplicate_vertices(
const Eigen::MatrixBase<DerivedV>& V,
const double epsilon,
Eigen::PlainObjectBase<DerivedSV>& SV,
Eigen::PlainObjectBase<DerivedSVI>& SVI,
Eigen::PlainObjectBase<DerivedSVJ>& SVJ);
/// \overload
/// \brief Wrapper that also remaps given faces (F) --> (SF) so that SF index SV
/// @param[out] SF #F by dim list of face indices into SV
template <
typename DerivedV,
typename DerivedF,
typename DerivedSV,
typename DerivedSVI,
typename DerivedSVJ,
typename DerivedSF>
IGL_INLINE void remove_duplicate_vertices(
const Eigen::MatrixBase<DerivedV>& V,
const Eigen::MatrixBase<DerivedF>& F,
const double epsilon,
Eigen::PlainObjectBase<DerivedSV>& SV,
Eigen::PlainObjectBase<DerivedSVI>& SVI,
Eigen::PlainObjectBase<DerivedSVJ>& SVJ,
Eigen::PlainObjectBase<DerivedSF>& SF);
}
#ifndef IGL_STATIC_LIBRARY
# include "remove_duplicate_vertices.cpp"
#endif
#endif