Revision 911b54edbd517a4f19fd83b75a940d1c58a78584 authored by Julian Heinze on 13 June 2023, 14:28:53 UTC, committed by Dmitri Naumov on 13 June 2023, 16:34:52 UTC
1 parent 2bfe60b
LineRule2.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 "LineRule2.h"
#include "MathLib/MathTools.h"
#include "MeshLib/Node.h"
namespace MeshLib
{
const unsigned LineRule2::edge_nodes[1][2] = {
{0, 1} // Edge 0
};
double LineRule2::computeVolume(Node const* const* _nodes)
{
return std::sqrt(MathLib::sqrDist(*_nodes[0], *_nodes[1]));
}
bool LineRule2::isPntInElement(Node const* const* nodes,
MathLib::Point3d const& pnt, double eps)
{
auto const& a = *nodes[0];
auto const& b = *nodes[1];
if (MathLib::sqrDist(a, pnt) < eps * eps)
{
return true;
}
if (MathLib::sqrDist(b, pnt) < eps * eps)
{
return true;
}
double lambda;
double distance_of_proj_pnt_to_a;
auto const distance_from_line = MathLib::calcProjPntToLineAndDists(
pnt, a, b, lambda, distance_of_proj_pnt_to_a);
if (lambda >= 0 && lambda <= 1)
{
// pnt has been projected to the interior of the line
return distance_from_line < eps;
}
else
{
// pnt has been projected outside the line segment
// corner cases have already been treated in the beginning
return false;
}
}
unsigned LineRule2::identifyFace(Node const* const* _nodes,
Node const* nodes[1])
{
if (nodes[0] == _nodes[0])
{
return 0;
}
if (nodes[0] == _nodes[1])
{
return 1;
}
return std::numeric_limits<unsigned>::max();
}
ElementErrorCode LineRule2::validate(const Element* e)
{
ElementErrorCode error_code;
error_code[ElementErrorFlag::ZeroVolume] = hasZeroVolume(*e);
return error_code;
}
} // end namespace MeshLib
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