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Write the redshift in the header of SWIFT ICs since the code will check that against the value provided in the param file upon startup

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Matthieu Schaller 2021-02-28 17:56:06 +01:00
parent e9ebdc9e5d
commit 3a67c50f36
1 changed files with 4 additions and 2 deletions
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6
src/plugins/output_swift.cc
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@ -41,7 +41,7 @@ protected:
int num_files_, num_simultaneous_writers_;
real_t lunit_, vunit_, munit_;
real_t boxsize_, hubble_param_, astart_;
real_t boxsize_, hubble_param_, astart_, zstart_;
bool blongids_, bdobaryons_;
std::string this_fname_;
@ -63,7 +63,8 @@ public:
const double rhoc = 27.7519737; // in h^2 1e10 M_sol / Mpc^3
hubble_param_ = pcc->cosmo_param_["h"];
astart_ = 1.0/(1.0+cf_.get_value<double>("setup","zstart"));
zstart_ = cf_.get_value<double>("setup","zstart");
astart_ = 1.0/(1.0 + zstart_);
boxsize_ = cf_.get_value<double>("setup", "BoxLength");
lunit_ = boxsize_ / hubble_param_; // final units will be in Mpc (without h)
@ -125,6 +126,7 @@ public:
HDFWriteGroupAttribute(this_fname_, "Header", "MassTable", from_7array<double>(mass_));
HDFWriteGroupAttribute(this_fname_, "Header", "Time", from_value<double>(time_));
HDFWriteGroupAttribute(this_fname_, "Header", "Redshift", from_value<double>(zstart_));
HDFWriteGroupAttribute(this_fname_, "Header", "Flag_Entropy_ICs", from_value<int>(0));
HDFWriteGroupAttribute(this_fname_, "Header", "NumFilesPerSnapshot", from_value<int>(num_files_));