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Implementation of time distribution for the source

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This commit is contained in:
Olaf Schumann 2021-12-28 12:30:15 +01:00
parent d12e390f1a
commit d93df33dfb
3 changed files with 48 additions and 8 deletions
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25
src/source.cpp
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@ -46,11 +46,12 @@ vector<unique_ptr<Source>> external_sources;
// IndependentSource implementation
//==============================================================================
IndependentSource::IndependentSource(
UPtrSpace space, UPtrAngle angle, UPtrDist energy)
: space_ {std::move(space)}, angle_ {std::move(angle)}, energy_ {
std::move(energy)}
{}
IndependentSource::IndependentSource(UPtrSpace space, UPtrAngle angle, UPtrDist energy, UPtrDist time)
: space_{std::move(space)},
angle_{std::move(angle)},
energy_{std::move(energy)},
time_{std::move(time)}
{ }
IndependentSource::IndependentSource(pugi::xml_node node)
{
@ -140,6 +141,17 @@ IndependentSource::IndependentSource(pugi::xml_node node)
// Default to a Watt spectrum with parameters 0.988 MeV and 2.249 MeV^-1
energy_ = UPtrDist {new Watt(0.988e6, 2.249e-6)};
}
// Determine external source time distribution
if (check_for_node(node, "time")) {
pugi::xml_node node_dist = node.child("time");
time_ = distribution_from_xml(node_dist);
} else {
// Default to a Constant time T=0
double T[] {0.0};
double p[] {1.0};
time_ = UPtrDist {new Discrete{T, p, 1}};
}
}
}
@ -224,6 +236,9 @@ SourceSite IndependentSource::sample(uint64_t* seed) const
break;
}
// Sample particle creation time
site.time = time_->sample(seed);
return site;
}