You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
1.1 KiB
44 lines
1.1 KiB
#ifndef IKEDA3D_HPP
|
|
#define IKEDA3D_HPP
|
|
|
|
#include "../AttractorKernel.hpp"
|
|
|
|
#include <algorithm>
|
|
|
|
|
|
class Ikeda3D : public AttractorKernel {
|
|
private:
|
|
void init() {
|
|
// setting some starting values
|
|
std::fill_n(vectorOld, dimension, 0.5);
|
|
std::fill_n(vectorNew, dimension, 0.5);
|
|
}
|
|
|
|
public:
|
|
Ikeda3D():
|
|
AttractorKernel(3, 4) {
|
|
init();
|
|
}
|
|
|
|
virtual std::string type() { return "ikeda"; };
|
|
|
|
virtual void generate_random_parameters() {
|
|
parameters[0] = rand() / double(RAND_MAX) *2.0 - 0.5;
|
|
parameters[1] = rand() / double(RAND_MAX) *2.0 - 0.5; // wikipedia: u
|
|
parameters[2] = rand() / double(RAND_MAX) *2.0 - 0.5;
|
|
parameters[3] = rand() / double(RAND_MAX) *30.0;
|
|
init();
|
|
}
|
|
|
|
virtual void operator()() {
|
|
std::swap(vectorNew, vectorOld);
|
|
|
|
vectorOld[2] = parameters[2] - parameters[3]/(1 + vectorOld[0]*vectorOld[0] + vectorOld[1]*vectorNew[1]);
|
|
|
|
vectorNew[0] = parameters[0] + parameters[1] * (vectorOld[0]*cos(vectorOld[2]) - vectorOld[1]*sin(vectorOld[2]));
|
|
vectorNew[1] = parameters[1] * (vectorOld[0]*sin(vectorOld[2]) + vectorOld[1]*cos(vectorOld[2]));
|
|
}
|
|
};
|
|
|
|
#endif // IKEDA3D_HPP
|
|
|
|
|