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Refactor ParticleType to use PDG Monte Carlo numbering scheme (#3756)

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Co-authored-by: GuySten <62616591+GuySten@users.noreply.github.com>
Co-authored-by: Amanda Lund <alund1187@gmail.com>
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Paul Romano 2026-02-03 01:23:24 -06:00 • committed by GitHub
parent fc0d9eec65
commit b41e22f68b
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62 changed files with 1401 additions and 558 deletions
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51
tests/regression_tests/source_parameterized_dlopen/parameterized_source_sampling.cpp
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@ -2,36 +2,37 @@
#include "openmc/source.h"
class CustomSource : public openmc::Source {
public:
CustomSource(double energy) : energy_(energy) { }
public:
CustomSource(double energy) : energy_(energy) {}
// Samples from an instance of this class.
openmc::SourceSite sample(uint64_t* seed) const
{
openmc::SourceSite particle;
// wgt
particle.particle = openmc::ParticleType::neutron;
particle.wgt = 1.0;
// position
particle.r.x = 0.0;
particle.r.y = 0.0;
particle.r.z = 0.0;
// angle
particle.u = {1.0, 0.0, 0.0};
particle.E = this->energy_;
particle.delayed_group = 0;
// Samples from an instance of this class.
openmc::SourceSite sample(uint64_t* seed) const
{
openmc::SourceSite particle;
// wgt
particle.particle = openmc::ParticleType::neutron();
particle.wgt = 1.0;
// position
particle.r.x = 0.0;
particle.r.y = 0.0;
particle.r.z = 0.0;
// angle
particle.u = {1.0, 0.0, 0.0};
particle.E = this->energy_;
particle.delayed_group = 0;
return particle;
}
return particle;
}
private:
double energy_;
private:
double energy_;
};
// A function to create a unique pointer to an instance of this class when generated
// via a plugin call using dlopen/dlsym.
// You must have external C linkage here otherwise dlopen will not find the file
extern "C" std::unique_ptr<CustomSource> openmc_create_source(std::string parameter)
// A function to create a unique pointer to an instance of this class when
// generated via a plugin call using dlopen/dlsym. You must have external C
// linkage here otherwise dlopen will not find the file
extern "C" std::unique_ptr<CustomSource> openmc_create_source(
std::string parameter)
{
double energy = std::stod(parameter);
return std::make_unique<CustomSource>(energy);