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/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2007-2017 by The University of Queensland //
// Centre for Geoscience Computing //
// http://earth.uq.edu.au/centre-geoscience-computing //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.apache.org/licenses/LICENSE-2.0 //
// //
/////////////////////////////////////////////////////////////
#include "fit_3d_sphere.h"
#include <cmath>
#include <iostream>
using std::sqrt;
fit_3d_sphere_fn::fit_3d_sphere_fn(const AGeometricObject* GO1,
const AGeometricObject* GO2,
const AGeometricObject* GO3,
const AGeometricObject* GO4)
{
m_GO1=GO1;
m_GO2=GO2;
m_GO3=GO3;
m_GO4=GO4;
}
double fit_3d_sphere_fn::operator()(const nvector<double,3>& data) const
{
Vector3 x=Vector3(data[0],data[1],data[2]);
double ra=m_GO1->getDist(x);
double rb=m_GO2->getDist(x);
double rc=m_GO3->getDist(x);
double rd=m_GO4->getDist(x);
double rq=(ra+rb+rc+rd)*0.25;
double dr=sqrt((rq-ra)*(rq-ra)+(rq-rb)*(rq-rb)+(rq-rc)*(rq-rc)+(rq-rd)*(rq-rd));
return dr;
}
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