mirror of
https://github.com/SoftFever/OrcaSlicer.git
synced 2025-10-23 08:41:11 -06:00
2ae2672ee9
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
|
|
//
|
|
// Copyright (C) 2014 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_COTMATRIX_ENTRIES_H
|
|
#define IGL_COTMATRIX_ENTRIES_H
|
|
#include "igl_inline.h"
|
|
#include <Eigen/Core>
|
|
namespace igl
|
|
{
|
|
// COTMATRIX_ENTRIES compute the cotangents of each angle in mesh (V,F)
|
|
//
|
|
// Inputs:
|
|
// V #V by dim list of rest domain positions
|
|
// F #F by {3|4} list of {triangle|tetrahedra} indices into V
|
|
// Outputs:
|
|
// C #F by 3 list of 1/2*cotangents corresponding angles
|
|
// for triangles, columns correspond to edges [1,2],[2,0],[0,1]
|
|
// OR
|
|
// C #F by 6 list of 1/6*cotangents of dihedral angles*edge lengths
|
|
// for tets, columns along edges [1,2],[2,0],[0,1],[3,0],[3,1],[3,2]
|
|
//
|
|
template <typename DerivedV, typename DerivedF, typename DerivedC>
|
|
IGL_INLINE void cotmatrix_entries(
|
|
const Eigen::MatrixBase<DerivedV>& V,
|
|
const Eigen::MatrixBase<DerivedF>& F,
|
|
Eigen::PlainObjectBase<DerivedC>& C);
|
|
}
|
|
|
|
#ifndef IGL_STATIC_LIBRARY
|
|
# include "cotmatrix_entries.cpp"
|
|
#endif
|
|
|
|
#endif
|