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78 lines
2.0 KiB
78 lines
2.0 KiB
#include "Unravel3D.hpp"
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const static unsigned int dimension = 3;
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const static unsigned int numberOfParameters = 7;
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Unravel3D::Unravel3D(){
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init();
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}
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void Unravel3D::init() {
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// allocation
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myParameters = new double[numberOfParameters];
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vectorNew = new double[dimension];
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vectorOld = new double[dimension];
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// initialisation
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assert(myParameters != NULL);
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assert(vectorNew != NULL);
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assert(vectorOld != NULL);
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for ( unsigned int i = 0; i < numberOfParameters; i++ ) {
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myParameters[i] = 0.0;
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}
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for ( unsigned int i = 0; i < dimension; i++ ) {
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vectorNew[i] = vectorOld[i] = 0.0;
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}
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}
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void Unravel3D::iterate() {
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swap(vectorNew, vectorOld);
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vectorNew[0] = myParameters[0]*(vectorOld[2] + myParameters[1]);
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vectorNew[1] = myParameters[2]*(vectorOld[0] + myParameters[3]);
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vectorNew[2] = myParameters[4]*(vectorOld[1] + myParameters[5]);
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const double dist = vectorNew[0]*vectorNew[0] + vectorNew[1]*vectorNew[1] + vectorNew[2]*vectorNew[2];
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if ( dist > myParameters[6]*myParameters[6] ) {
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const double sqrtDist = sqrt(dist);
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const double p = 1.0 - myParameters[6] * ( static_cast<int> ( sqrtDist / myParameters[6] ) + 1.0 ) / sqrtDist;
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vectorNew[0] *= p;
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vectorNew[1] *= p;
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vectorNew[2] *= p;
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}
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}
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// setters, getters, all i/o to other classes/objects
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void * Unravel3D::getProperty(const string identifier) {
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if ( identifier == "dimension" ) {
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unsigned int * _return = new unsigned int;
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*_return = dimension;
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return _return;
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}
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return NULL;
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}
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void Unravel3D::setProperty(const string identifier, const void * value) {
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return;
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}
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double * & Unravel3D::parameters() {
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return myParameters;
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}
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double & Unravel3D::parameter(const unsigned int index) {
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return myParameters[index];
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}
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unsigned int Unravel3D::getNumberOfParameters() {
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return numberOfParameters;
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}
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double * & Unravel3D::vector() {
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return vectorNew;
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}
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double * & Unravel3D::previousVector() {
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return vectorOld;
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}
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