XYZ.h

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#ifndef XYZ_H
#define XYZ_H
 
#include <GeneralDefine.h>
#include <iostream>
#include "Math/Vector.h"
#include <vector>
#include <array>
#include "BaseCoordinates.h"
 
class BaseParticle;
 
class BaseInteraction;
 
class DPMBase;
 
namespace CGCoordinates
{
 
class XYZ : public BaseCoordinates
{
public:
    
    static void writeNames(std::ostream& os);
    
    void write(std::ostream& os) const;
    
    static Mdouble getVolumeOfAveragedDimensions(const Vec3D& min, const Vec3D& max);
    
    Mdouble getDistanceSquared(const Vec3D& p) const;
    
    static Mdouble getLength(const Vec3D& p);
    
    void setXYZ(Vec3D p);
    
    Mdouble getINormal(const BaseInteraction& c, const Vec3D& normal) const;
    
    Mdouble getPNormal(const BaseInteraction& c, const Vec3D& normal) const;
    
    Mdouble getCNormal(const BaseInteraction& c, const Vec3D& normal) const;
    
    Mdouble getTangentialSquared(const BaseInteraction& c, Mdouble pNormal) const;
    
    static Mdouble getGaussPrefactor(Mdouble width, Mdouble cutoff);
    
    static Mdouble getGaussIntegralPrefactor(Mdouble distance, Mdouble width, Mdouble cutoff);
    
    static void normalisePolynomialCoefficients(std::vector<Mdouble>& coefficients, Mdouble cutoff);
    
    static const unsigned countVariables();
 
    static bool isResolvedIn(unsigned i) {return true;}
 
    static std::string getName();
 
protected:
    
    Vec3D p_;
};
 
template<typename T>
typename std::enable_if<std::is_base_of<CGCoordinates::XYZ, typename T::CoordinatesType>::value, void>::type
spaceEvenly(Vec3D min, Vec3D max, std::vector<std::size_t> n, std::vector<T>& points)
{
    Vec3D delta = max - min;
    delta.X /= n[0];
    delta.Y /= n[1];
    delta.Z /= n[2];
    Vec3D start = min + 0.5 * delta;
    points.resize(n[0] * n[1] * n[2]);
    for (std::size_t i = 0; i < n[0]; i++)
    {
        for (std::size_t j = 0; j < n[1]; j++)
        {
            for (std::size_t k = 0; k < n[2]; k++)
            {
                points[(i * n[1] + j) * n[2] + k].coordinates.
                        setXYZ({start.X + delta.X * i,
                                start.Y + delta.Y * j,
                                start.Z + delta.Z * k});
            }
        }
    }
}
    
}
#endif