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.
46 lines
1.5 KiB
46 lines
1.5 KiB
1 year ago
|
// This file is part of libigl, a simple c++ geometry processing library.
|
||
|
|
//
|
||
|
|
// Copyright (C) 2018 Oded Stein <oded.stein@columbia.edu>
|
||
|
|
//
|
||
|
|
// 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_TET_TET_ADJACENCY_H
|
||
|
|
#define IGL_TET_TET_ADJACENCY_H
|
||
|
|
|
||
|
|
#include <Eigen/Core>
|
||
|
|
|
||
|
|
#include "igl_inline.h"
|
||
|
|
|
||
|
|
namespace igl
|
||
|
|
{
|
||
|
|
/// Constructs the tet_tet adjacency matrix for a given tet mesh with tets T
|
||
|
|
///
|
||
|
|
/// @param[in] T #T by 4 list of tets
|
||
|
|
/// @param[out] TT #T by #4 adjacency matrix, the element i,j is the id of
|
||
|
|
/// the tet adjacent to the j face of tet i
|
||
|
|
/// @param[out] TTi #T by #4 adjacency matrix, the element i,j is the id of
|
||
|
|
/// face of the tet TT(i,j) that is adjacent to tet i
|
||
|
|
///
|
||
|
|
/// \note the first face of a tet is [0,1,2], the second [0,1,3], the third
|
||
|
|
/// [1,2,3], and the fourth [2,0,3].
|
||
|
|
template <typename DerivedT, typename DerivedTT, typename DerivedTTi>
|
||
|
|
IGL_INLINE void tet_tet_adjacency(
|
||
|
|
const Eigen::MatrixBase<DerivedT>& T,
|
||
|
|
Eigen::PlainObjectBase<DerivedTT>& TT,
|
||
|
|
Eigen::PlainObjectBase<DerivedTTi>& TTi);
|
||
|
|
/// \overload
|
||
|
|
template <typename DerivedT, typename DerivedTT>
|
||
|
|
IGL_INLINE void tet_tet_adjacency(
|
||
|
|
const Eigen::MatrixBase<DerivedT>& T,
|
||
|
|
Eigen::PlainObjectBase<DerivedTT>& TT);
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifndef IGL_STATIC_LIBRARY
|
||
|
|
# include "tet_tet_adjacency.cpp"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|