ccl_core.h File Reference

#include "gsl/gsl_spline.h"
#include "gsl/gsl_interp2d.h"
#include "gsl/gsl_spline2d.h"
#include "ccl_config.h"
#include "ccl_constants.h"
#include <stdbool.h>

Go to the source code of this file.

Data Structures
struct	ccl_parameters
struct	ccl_data
struct	ccl_cosmology

Macros
#define	EXPAND_STR(s)   STRING(s)
#define	STRING(s)   #s

Typedefs
typedef struct ccl_parameters	ccl_parameters
typedef struct ccl_data	ccl_data
typedef struct ccl_cosmology	ccl_cosmology

Functions
void	ccl_cosmology_read_config (void)
ccl_cosmology *	ccl_cosmology_create (ccl_parameters params, ccl_configuration config)
ccl_cosmology *	ccl_cosmology_create_with_params (double Omega_c, double Omega_b, double Omega_k, double N_nu_rel, double N_nu_mass, double mnu, double w0, double wa, double h, double norm_pk, double n_s, int nz_mgrowth, double *zarr_mgrowth, double *dfarr_mgrowth, ccl_configuration config, int *status)
ccl_cosmology *	ccl_cosmology_create_with_lcdm_params (double Omega_c, double Omega_b, double Omega_k, double h, double norm_pk, double n_s, ccl_configuration config, int *status)
ccl_parameters	ccl_parameters_create (double Omega_c, double Omega_b, double Omega_k, double N_nu_rel, double N_nu_mass, double mnu, double w0, double wa, double h, double norm_pk, double n_s, int nz_mgrowth, double *zarr_mgrowth, double *dfarr_mgrowth, int *status)
ccl_parameters	ccl_parameters_create_flat_lcdm (double Omega_c, double Omega_b, double h, double norm_pk, double n_s, int *status)
ccl_parameters	ccl_parameters_create_flat_wcdm (double Omega_c, double Omega_b, double w0, double h, double norm_pk, double n_s, int *status)
ccl_parameters	ccl_parameters_create_flat_wacdm (double Omega_c, double Omega_b, double w0, double wa, double h, double norm_pk, double n_s, int *status)
ccl_parameters	ccl_parameters_create_lcdm (double Omega_c, double Omega_b, double Omega_k, double h, double norm_pk, double n_s, int *status)
ccl_parameters	ccl_parameters_create_flat_lcdm_nu (double Omega_c, double Omega_b, double h, double norm_pk, double n_s, double N_nu_rel, double N_nu_mass, double mnu, int *status)
ccl_parameters	ccl_parameters_create_flat_wcdm_nu (double Omega_c, double Omega_b, double w0, double h, double norm_pk, double n_s, double N_nu_rel, double N_nu_mass, double mnu, int *status)
ccl_parameters	ccl_parameters_create_flat_wacdm_nu (double Omega_c, double Omega_b, double w0, double wa, double h, double norm_pk, double n_s, double N_nu_rel, double N_nu_mass, double mnu, int *status)
ccl_parameters	ccl_parameters_create_lcdm_nu (double Omega_c, double Omega_b, double Omega_k, double h, double norm_pk, double n_s, double N_nu_rel, double N_nu_mass, double mnu, int *status)
void	ccl_cosmology_free (ccl_cosmology *cosmo)
void	ccl_cosmology_compute_distances (ccl_cosmology *cosmo, int *status)
void	ccl_cosmology_compute_growth (ccl_cosmology *cosmo, int *status)
void	ccl_cosmology_compute_power (ccl_cosmology *cosmo, int *status)

Macro Definition Documentation

EXPAND_STR

#define EXPAND_STR

(

s

)

STRING(s)

STRING

#define STRING

(

s

)

#s

Typedef Documentation

ccl_cosmology

typedef struct ccl_cosmology ccl_cosmology

Sturct containing references to instances of the above structs, and boolean flags of precomputed values.

ccl_data

typedef struct ccl_data ccl_data

Struct containing references to gsl splines for distance and acceleration calculations

ccl_parameters

typedef struct ccl_parameters ccl_parameters

Struct containing the parameters defining a cosmology

Function Documentation

ccl_cosmology_compute_distances()

void ccl_cosmology_compute_distances	(	ccl_cosmology *	cosmo,
		int *	status
	)

Compute comoving distances and spline to be stored in the cosmology structure.

Parameters

cosmo	Cosmological parameters
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_cosmology_compute_growth()

void ccl_cosmology_compute_growth	(	ccl_cosmology *	cosmo,
		int *	status
	)

Compute the growth function and a spline to be stored in the cosmology structure.

Parameters

cosmo	Cosmological parameters
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_cosmology_compute_power()

void ccl_cosmology_compute_power	(	ccl_cosmology *	cosmo,
		int *	status
	)

Compute the power spectrum and create a 2d spline P(k,z) to be stored in the cosmology structure.

Parameters

cosmo	Cosmological parameters
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_cosmology_create()

ccl_cosmology* ccl_cosmology_create	(	ccl_parameters	params,
		ccl_configuration	config
	)

ccl_cosmology_create_with_lcdm_params()

ccl_cosmology* ccl_cosmology_create_with_lcdm_params	(	double	Omega_c,
		double	Omega_b,
		double	Omega_k,
		double	h,
		double	norm_pk,
		double	n_s,
		ccl_configuration	config,
		int *	status
	)

ccl_cosmology_create_with_params()

ccl_cosmology* ccl_cosmology_create_with_params	(	double	Omega_c,
		double	Omega_b,
		double	Omega_k,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		double	w0,
		double	wa,
		double	h,
		double	norm_pk,
		double	n_s,
		int	nz_mgrowth,
		double *	zarr_mgrowth,
		double *	dfarr_mgrowth,
		ccl_configuration	config,
		int *	status
	)

ccl_cosmology_free()

void ccl_cosmology_free

(

ccl_cosmology *

cosmo

)

Free a cosmology struct

Parameters

cosmo

Cosmological parameters

Returns

void

ccl_cosmology_read_config()

void ccl_cosmology_read_config

(

void

)

ccl_parameters_create()

ccl_parameters ccl_parameters_create	(	double	Omega_c,
		double	Omega_b,
		double	Omega_k,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		double	w0,
		double	wa,
		double	h,
		double	norm_pk,
		double	n_s,
		int	nz_mgrowth,
		double *	zarr_mgrowth,
		double *	dfarr_mgrowth,
		int *	status
	)

Create a cosmology

Parameters

Omega_c	Omega_c
Omega_b	Omega_b
Omega_k	Omega_k
N_nu_rel	Number of relativisitic species
N_nu_mass	N_nu_mass
mnu	neutrino mass
w0	Dark energy EoS parameter
wa	Dark energy EoS parameter
h	Hubble constant in units of 100 km/s/Mpc
norm_pk	the normalization of the power spectrum, either A_s or sigma_8
n_s	the power-law index of the power spectrum
nz_mgrowth	the number of redshifts where the modified growth is provided
zarr_mgrowth	the array of redshifts where the modified growth is provided
dfarr_mgrowth	the modified growth function vector provided
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_parameters_create_flat_lcdm()

ccl_parameters ccl_parameters_create_flat_lcdm	(	double	Omega_c,
		double	Omega_b,
		double	h,
		double	norm_pk,
		double	n_s,
		int *	status
	)

Create a flat LCDM cosmology

Parameters

Omega_c	Omega_c
Omega_b	Omega_b
h	Hubble constant in units of 100 km/s/Mpc
norm_pk	the normalization of the power spectrum, either A_s or sigma_8
n_s	the power-law index of the power spectrum
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_parameters_create_flat_lcdm_nu()

ccl_parameters ccl_parameters_create_flat_lcdm_nu	(	double	Omega_c,
		double	Omega_b,
		double	h,
		double	norm_pk,
		double	n_s,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		int *	status
	)

ccl_parameters_create_flat_wacdm()

ccl_parameters ccl_parameters_create_flat_wacdm	(	double	Omega_c,
		double	Omega_b,
		double	w0,
		double	wa,
		double	h,
		double	norm_pk,
		double	n_s,
		int *	status
	)

Create a flat waCDM cosmology

Parameters

Omega_c	Omega_c
Omega_b	Omega_b
w0	Dark energy EoS parameter
wa	Dark energy EoS parameter
h	Hubble constant in units of 100 km/s/Mpc
norm_pk	the normalization of the power spectrum, either A_s or sigma_8
n_s	the power-law index of the power spectrum
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_parameters_create_flat_wacdm_nu()

ccl_parameters ccl_parameters_create_flat_wacdm_nu	(	double	Omega_c,
		double	Omega_b,
		double	w0,
		double	wa,
		double	h,
		double	norm_pk,
		double	n_s,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		int *	status
	)

ccl_parameters_create_flat_wcdm()

ccl_parameters ccl_parameters_create_flat_wcdm	(	double	Omega_c,
		double	Omega_b,
		double	w0,
		double	h,
		double	norm_pk,
		double	n_s,
		int *	status
	)

Create a flat wCDM cosmology

Parameters

Omega_c	Omega_c
Omega_b	Omega_b
w0	Dark energy EoS parameter
h	Hubble constant in units of 100 km/s/Mpc
norm_pk	the normalization of the power spectrum, either A_s or sigma_8
n_s	the power-law index of the power spectrum
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_parameters_create_flat_wcdm_nu()

ccl_parameters ccl_parameters_create_flat_wcdm_nu	(	double	Omega_c,
		double	Omega_b,
		double	w0,
		double	h,
		double	norm_pk,
		double	n_s,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		int *	status
	)

ccl_parameters_create_lcdm()

ccl_parameters ccl_parameters_create_lcdm	(	double	Omega_c,
		double	Omega_b,
		double	Omega_k,
		double	h,
		double	norm_pk,
		double	n_s,
		int *	status
	)

Create an LCDM cosmology with curvature

Parameters

Omega_c	Omega_c
Omega_b	Omega_b
Omega_k	Omega_k
w0	Dark energy EoS parameter
wa	Dark energy EoS parameter
h	Hubble constant in units of 100 km/s/Mpc
norm_pk	the normalization of the power spectrum, either A_s or sigma_8
n_s	the power-law index of the power spectrum
status	Status flag. 0 if there are no errors, nonzero otherwise. For specific cases see documentation for ccl_error.c

Returns

void

ccl_parameters_create_lcdm_nu()

ccl_parameters ccl_parameters_create_lcdm_nu	(	double	Omega_c,
		double	Omega_b,
		double	Omega_k,
		double	h,
		double	norm_pk,
		double	n_s,
		double	N_nu_rel,
		double	N_nu_mass,
		double	mnu,
		int *	status
	)