LineRule2.cpp

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#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)
{
    double tmp;
    double tmp_dst(0);
    double const dist = MathLib::calcProjPntToLineAndDists(
        pnt, *nodes[0], *nodes[1], tmp, tmp_dst);
    return (dist < eps);
}
 
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