Files
cpp/src/motions/sixsitejump.cpp
2026-03-08 13:26:05 +01:00

44 lines
1.5 KiB
C++

#include "sixsitejump.h"
#include "coordinates.h"
#include "../utils/registry.h"
static AutoRegister<motions::BaseMotion, motions::SixSiteOctahedronC3> reg("SixSiteOctahedralC3");
namespace motions {
SixSiteOctahedronC3::SixSiteOctahedronC3(const double delta, const double eta, const double chi) :
BaseMotion(std::string{"SixSiteOctahedral"}, delta, eta),
m_chi{chi*M_PI/180.} {}
SixSiteOctahedronC3::SixSiteOctahedronC3() : BaseMotion(std::string{"SixSiteOctahedralC3"}) {}
void SixSiteOctahedronC3::initialize(std::mt19937_64& rng) {
const coordinates::SphericalPos c3_axis = draw_position(rng);
const double alpha = 2. * M_PI * m_uni_dist(rng);
const double m_chi_opposite = M_PI - m_chi;
for (int i = 0; i<3; i++) {
m_corners[2*i] = omega_q(rotate(c3_axis, m_chi, alpha + i * 2./3.*M_PI));
m_corners[2*i+1] = omega_q(rotate(c3_axis, m_chi_opposite, alpha + i * 2./3.*M_PI + M_PI/3.));
}
m_initial_omega = SixSiteOctahedronC3::jump(rng);
}
double SixSiteOctahedronC3::jump(std::mt19937_64& rng) {
m_corner_idx += m_chooser(rng);
m_corner_idx %= 6;
return m_corners[m_corner_idx];
}
std::unique_ptr<BaseMotion> SixSiteOctahedronC3::clone() const {
return std::make_unique<SixSiteOctahedronC3>(*this);
}
std::string SixSiteOctahedronC3::toString() const {
return {"SixSiteOctahedral/angle=" + std::to_string(m_chi / M_PI * 180.)};
}
}