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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2022 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/.
#include "delaunay_triangulation.h"
#include "predicates.h"
#include "../delaunay_triangulation.h"
template<
typename DerivedV,
typename DerivedF
>
IGL_INLINE void igl::predicates::delaunay_triangulation(
const Eigen::MatrixBase<DerivedV>& V,
Eigen::PlainObjectBase<DerivedF>& F)
{
const auto orient2d =
[](const double *pa, const double *pb, const double *pc)
{
Eigen::Vector2d pav; pav << pa[0], pa[1];
Eigen::Vector2d pbv; pbv << pb[0], pb[1];
Eigen::Vector2d pcv; pcv << pc[0], pc[1];
return int(igl::predicates::orient2d(pav, pbv, pcv));
};
const auto incircle =
[](const double *pa, const double *pb, const double *pc, const double *pd)
{
Eigen::Vector2d pav; pav << pa[0], pa[1];
Eigen::Vector2d pbv; pbv << pb[0], pb[1];
Eigen::Vector2d pcv; pcv << pc[0], pc[1];
Eigen::Vector2d pdv; pdv << pd[0], pd[1];
return int(igl::predicates::incircle(pav, pbv, pcv, pdv));
};
igl::delaunay_triangulation(V, orient2d, incircle, F);
}
#ifdef STATIC_LIBRARY
template igl::predicates::delaunay_triangulation<Eigen::MatrixXd,Eigen::MatrixXi>(const Eigen::MatrixXd &, Eigen::MatrixXi &);
#endif