Revision 7bea9883a9e7b8c028cbcc62a6db430d8f6fd0bc authored by Dmitri Naumov on 14 February 2023, 11:13:39 UTC, committed by Dmitri Naumov on 14 February 2023, 11:48:40 UTC
1 parent 4a971e7
Triangle.cpp
/**
* \file
* \copyright
* Copyright (c) 2012-2023, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*/
#include "Triangle.h"
#include <Eigen/Core>
#include "AnalyticalGeometry.h"
#include "MathLib/GeometricBasics.h"
#include "Point.h"
namespace GeoLib
{
Triangle::Triangle(std::vector<Point*> const& pnt_vec, std::size_t pnt_a,
std::size_t pnt_b, std::size_t pnt_c)
: _pnts(pnt_vec), _pnt_ids({{pnt_a, pnt_b, pnt_c}})
{
assert(!_pnts.empty());
assert(pnt_a < _pnts.size() && pnt_b < _pnts.size() &&
pnt_c < _pnts.size());
}
bool Triangle::containsPoint(MathLib::Point3d const& q, double eps) const
{
GeoLib::Point const& a(*(_pnts[_pnt_ids[0]]));
GeoLib::Point const& b(*(_pnts[_pnt_ids[1]]));
GeoLib::Point const& c(*(_pnts[_pnt_ids[2]]));
return MathLib::isPointInTriangle(q, a, b, c, eps);
}
} // namespace GeoLib
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