BambuStudio/libigl/igl/copyleft/cgal/row_to_point.h

39 lines
1.1 KiB
C++

// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2016 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_COPYLEFT_CGAL_ROW_TO_POINT_H
#define IGL_COPYLEFT_CGAL_ROW_TO_POINT_H
#include "../../igl_inline.h"
#include <Eigen/Core>
#include <CGAL/Point_2.h>
namespace igl
{
namespace copyleft
{
namespace cgal
{
// Extract a row from V and treat as a 2D cgal point (only first two
// columns of V are used).
//
// Inputs:
// V #V by 2 list of vertex positions
// i row index
// Returns 2D cgal point
template <
typename Kernel,
typename DerivedV>
IGL_INLINE CGAL::Point_2<Kernel> row_to_point(
const Eigen::PlainObjectBase<DerivedV> & V,
const typename DerivedV::Index & i);
}
}
}
#ifndef IGL_STATIC_LIBRARY
# include "row_to_point.cpp"
#endif
#endif