CLASSpp Manual
Cosmology reference and developer manual
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IDM_DRMDSpecies Class Reference

#include <idm_drmd.h>

+ Inheritance diagram for IDM_DRMDSpecies:

Public Member Functions

double GetOmega0 () const override
 
void RegisterBackgroundIndices (int &index_bg) override
 
void ComputeBackground (double a, const double *, double *pvecback) override
 
double Rho (const double *pvecback) const override
 
double P (const double *) const override
 
std::unique_ptr< BaseSpecies::PerturbLayoutCreatePerturbLayout () const override
 
void PerturbDerivs (const BaseSpecies::PerturbLayout &layout, double tau, const double *y, double *dy, const perturb_parameters_and_workspace &ppaw) const override
 
StressEnergyContribution StressEnergy (const BaseSpecies::PerturbLayout &layout, const perturb_vector *pv, const double *y, const double *pvecback, const perturb_workspace *ppw) const override
 
void PerturbSynchronousToNewtonian (const BaseSpecies::PerturbLayout &layout, double *y, const PerturbIcContext &ctx) override
 
void CopyPerturbationsAcrossSwitch (const BaseSpecies::PerturbLayout &old_layout, const BaseSpecies::PerturbLayout &new_layout, const double *old_y, double *new_y, const PerturbSwitchContext &ctx) const override
 
- Public Member Functions inherited from BaseSpecies
virtual void SetBackgroundModule (const BackgroundModule *)
 
virtual void SetThermodynamicsModule (const ThermodynamicsModule *)
 
virtual void SetPerturbs (const perturbs *)
 
virtual std::optional< double > GetParam (const std::string &) const
 
virtual void RegisterIntegrationIndices (int &index_bi)
 
virtual void SetBackgroundInitialConditions (const BackgroundICContext &ctx)
 
virtual void BackgroundDerivs (double tau, const double *y, double *dy, const double *pvecback)
 
virtual double PPrime (double a, double H, const double *pvecback_B, const double *pvecback) const
 
virtual void FinalizeBackground (double a, double H, const double *pvecback_B, double *pvecback)
 
virtual bool IsFreestreaming () const
 
virtual double FreestreamingRho (const double *pvecback) const
 
bool IsPresent () const
 
virtual void WriteBackgroundColumnTitles (BackgroundColumnWriter &) const
 
virtual void WriteBackgroundData (const double *, BackgroundColumnWriter &) const
 
virtual void ProcessBackgroundTable (const double *, int, int, const double *)
 
virtual void RegisterTransferSourceIndices (int &, const SourceRequestContext &)
 
virtual void PerturbVectorDerivs (const PerturbLayout &, double, const double *, double *, const perturb_parameters_and_workspace &) const
 
virtual void PerturbTensorDerivs (const PerturbLayout &, double, const double *, double *, const perturb_parameters_and_workspace &) const
 
virtual void WriteTensorOutputColumnTitles (std::string &) const
 
virtual void ContributeTensorGwSource (const PerturbLayout &, double, const double *, perturb_workspace *) const
 
virtual void WriteOutputColumns (PerturbColumnWriter &, const PerturbationsModule &, file_format, TransferColumnSection=TransferColumnSection::all) const
 
virtual void PrintVariables (PerturbColumnWriter &, double, const double *, const PerturbationsModule &, const perturb_workspace *) const
 
virtual void FillSources (const PerturbLayout &, const double *, const double *, PerturbSourceContext &) const
 
virtual void ApplyInitialConditions (const PerturbLayout &, double *, const PerturbIcContext &)
 
virtual double RhoDotOverRho (const double *pvecback, double a_prime_over_a) const
 
virtual void MarkUsedInSources (const PerturbLayout &, const perturb_workspace *, int *) const
 
virtual double GetRadiationOmega0 () const
 
virtual double DarkRadiationRhoToday (const double *) const
 
virtual double NeutrinoOmega0 () const
 
virtual double NeffContribution (double) const
 
virtual void PrintNeffInfo () const
 
virtual void PrintMassInfo () const
 
virtual double TensorMasslessRelativisticRho (const double *) const
 
virtual void CheckUltraRelativisticAtIc (const double *, double) const
 
virtual bool IsUltraRelativisticAtIc (const double *, double) const
 
virtual void WarnIfTooHeavyForHalofit (double) const
 
virtual double BackgroundAIni (double a_proposed, double) const
 
bool ClustersAsMatterCached () const
 
virtual void FinalizeMatterClassification ()
 
virtual bool ClustersAsMatter () const
 
virtual bool IsColdMatterSpecies () const
 
virtual bool HasWarmMatter () const
 

Additional Inherited Members

- Public Types inherited from BaseSpecies
enum class  EnergyType
 
- Protected Member Functions inherited from BaseSpecies
void ApplyFluidLikeNewtonianShift (double *y, int idx_delta, int idx_theta, const double *pvecback, const PerturbIcContext &ctx) const
 

Detailed Description

IDM_DRMD: Interacting Dark Matter in the DRMD model.

Member Function Documentation

◆ GetOmega0()

double IDM_DRMDSpecies::GetOmega0 ( ) const
inlineoverridevirtual

Returns the species' contribution to Omega0 (used for budget closure during construction). For composites, this defaults to summing children. For decay-product species starting at zero, override returning 0.

Implements BaseSpecies.

◆ RegisterBackgroundIndices()

void IDM_DRMDSpecies::RegisterBackgroundIndices ( int &  index_bg)
inlineoverridevirtual

Claim consecutive slots in pvecback. Called once during background_indices(). Implementation must assign index_bg_rho_ (and any other needed indices) and increment index_bg accordingly.

Implements BaseSpecies.

◆ ComputeBackground()

void IDM_DRMDSpecies::ComputeBackground ( double  a,
const double *  pvecback_B,
double *  pvecback 
)
inlineoverridevirtual

Compute species background quantities at scale factor a. pvecback_B is the current ODE integration vector. Write density (and any other owned quantities) into pvecback.

Implements BaseSpecies.

◆ Rho()

double IDM_DRMDSpecies::Rho ( const double *  pvecback) const
inlineoverridevirtual

Energy density at current background state.

Implements BaseSpecies.

◆ P()

double IDM_DRMDSpecies::P ( const double *  pvecback) const
inlineoverridevirtual

Pressure at current background state.

Implements BaseSpecies.

◆ CreatePerturbLayout()

std::unique_ptr< BaseSpecies::PerturbLayout > IDM_DRMDSpecies::CreatePerturbLayout ( ) const
inlineoverridevirtual

Produce a fresh layout for this species. Called once per pv during perturb_vector_init, before Register*PerturbationIndices. Default: empty base PerturbLayout (suitable for species with no perturbation slots, or as a placeholder during migration).

Reimplemented from BaseSpecies.

◆ PerturbDerivs()

void IDM_DRMDSpecies::PerturbDerivs ( const BaseSpecies::PerturbLayout layout,
double  tau,
const double *  y,
double *  dy,
const perturb_parameters_and_workspace ppaw 
) const
overridevirtual

Contribute to dy for the scalar perturbation ODE at conformal time tau. The PerturbScalarContext inside ppaw->ppw has pre-computed metric terms, cross-species state (delta_g, theta_g, theta_b, ...), and approximation flags. The layout is this species' PerturbLayout slot (ppw->pv->species_layouts[i]); composites receive their own layout and pass nested sub-layouts to children.

Implements BaseSpecies.

◆ StressEnergy()

BaseSpecies::StressEnergyContribution IDM_DRMDSpecies::StressEnergy ( const BaseSpecies::PerturbLayout layout,
const perturb_vector pv,
const double *  y,
const double *  pvecback,
const perturb_workspace ppw 
) const
overridevirtual

All scalar stress-energy perturbations in one call.

Implements BaseSpecies.

◆ PerturbSynchronousToNewtonian()

void IDM_DRMDSpecies::PerturbSynchronousToNewtonian ( const BaseSpecies::PerturbLayout ,
double *  ,
const PerturbIcContext  
)
overridevirtual

Transform this species' own perturbation variables from synchronous to Newtonian gauge, in place in y[]. Called by the module after alpha is known (ctx.alpha / ctx.alpha_prime filled). The synchronous IC is already in y[] (ApplyInitialConditions runs in both gauges), so this is a pure shift/re-seed. Default: no-op (species with no perturbed variables, e.g. cosmological constant).

Reimplemented from BaseSpecies.

◆ CopyPerturbationsAcrossSwitch()

void IDM_DRMDSpecies::CopyPerturbationsAcrossSwitch ( const BaseSpecies::PerturbLayout ,
const BaseSpecies::PerturbLayout ,
const double *  ,
double *  ,
const PerturbSwitchContext  
) const
overridevirtual

Copy perturbation state from one layout to another across an approximation switch. Called when the perturbation vector is reallocated (e.g., NCDM FA collapse from full Boltzmann hierarchy to fluid variables delta/theta/shear). Default: no-op. Most species have no approximation switches.

Reimplemented from BaseSpecies.


The documentation for this class was generated from the following files: