sphere.h 1.33 KB

#include <ostream>
#include <sstream>
#include <vector>
#include <complex>
#include "fieldslice.h"
#include "dataTypes.h"

struct sphere

    //sphere position
    bsPoint p;

    //sphere radius
    ptype a;

    //sphere material index
    int iMaterial;

    //rtsPointer to the scattered field produced by a plane wave
    //  this is a function of cos(theta) and |r| (distance from sphere center)
    //fieldslice surface;

    //resolution of the scattered field
    int thetaR, rR;

	//sphere order
	int Nl;

	//refractive index for the current lambda
	bsComplex n;

	//external scattering coefficients
	std::vector<bsComplex> B;

	//internal scattering coefficients
	std::vector<bsComplex> A;

    sphere(ptype x = 0.0f, ptype y = 0.0f, ptype z = 0.0f, ptype a = 0.0f, int m = 0, int ang = 128)
        this->p = bsPoint(x, y, z);
        this->a = a;
        this->iMaterial = m;

		//surface = fieldslice(ang, ang/2);

	std::string toStr()
		std::stringstream ss;

		ss<<p<<", "<<a<<", "<<iMaterial;

		return ss.str();

	//compute the order required to represent the scattered field

	void calcNl(ptype lambda)
        Nl = ceil( (2 * PI * a) / lambda + 4 * pow( (2 * PI * a) / lambda, 1.0/3.0) + 2);

	void calcCoeff(ptype lambda, rts::rtsComplex<ptype> n);