crp/OpenMC
1
0
Fork 0
mirror of https://github.com/openmc-dev/openmc.git synced 2026-07-27 21:55:41 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

Add Reaction::xs methods

Browse source
This commit is contained in:
Paul Romano 2022-02-10 10:05:50 -06:00
parent 831c8d1c50
commit 8d002454f0
4 changed files with 56 additions and 57 deletions
Download patch file Download diff file Expand all files Collapse all files

17
src/reaction.cpp
View file

@ -65,6 +65,23 @@ Reaction::Reaction(hid_t group, const vector<int>& temperatures)
}
}
double Reaction::xs(
gsl::index i_temp, gsl::index i_grid, double interp_factor) const
{
// If energy is below threshold, return 0. Otherwise interpolate between
// nearest grid points
const auto& x = xs_[i_temp];
return (i_grid < x.threshold)
? 0.0
: (1.0 - interp_factor) * x.value[i_grid - x.threshold] +
interp_factor * x.value[i_grid - x.threshold + 1];
}
double Reaction::xs(const NuclideMicroXS& micro) const
{
return this->xs(micro.index_temp, micro.index_grid, micro.interp_factor);
}
double Reaction::collapse_rate(gsl::index i_temp,
gsl::span<const double> energy, gsl::span<const double> flux,
const vector<double>& grid) const