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beginning to fold in HOD code with jeremy tinker's approval

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P.M. Sutter 2013-12-30 22:48:07 -06:00
parent d8108d3a8e
commit 44cd0eb71f
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c_tools/hod/header.c Normal file
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#include <stdlib.h>
#include "header.h"
/* These are the globale variables. When needed, each is set to the
* default value. Those without defualt values are either calculated
* or set in the batfile.
*/
double GAMMA=0.2, /* Shape parameter of EBW power spectrum */
HUBBLE=0.7, /* Hubble in 100 km/s/Mpc (not realy used in code). */
SIGMA_8=0.95, /* Normalization of power spectrum */
RHO_CRIT=2.775e11, /* Critial mass density in h^2 M_sun/Mpc^3 */
SPECTRAL_INDX=1.0, /* n_s -> P(k) = k^n_s */
OMEGA_M=0.1, /* Matter density */
OMEGA_TEMP=0.3, /* For M/L minimization */
OMEGA_B=0.0, /* Baryon density */
DELTA_CRIT=1.686, /* Critical overdensity for linear collapse */
MSTAR, /* Mass scale at which sigm(M) = DELTA_CRIT */
GALAXY_DENSITY, /* Number density of galaxies (Mpc/h)^-3 */
GALAXY_DENSITY2, /* Number density of SECOND SET of galaxies (Mpc/h)^-3 (for x-corr)*/
GRAVITY, /* Newton's constant in internal units. */
BOX_SIZE, /* Size of box, if comparing to simulations. */
RESOLUTION, /* Simulations: BOX_SIZE/np^(1/3) */
R_MIN_2HALO=-1.0, /* Minimum scale of two-halo pairs, set by halo exclusion */
MASS_PER_PARTICLE, /* Simulations: mass in M_sol/h */
GALAXY_BIAS, /* Large scale bias of galaxies w.r.t linear matter distribution */
DELTA_HALO=200, /* Overdensity which defines the edge of a halo. */
VBIAS=1.0, /* Velocity bias of satellite galaxies. */
VBIAS_SLOPE=0.00, /* Slope of velocity bias relation with halo mass. */
VBIAS_MASS_THRESHOLD=0, /* Threshold mass above which there is no velocity bias. */
VBIAS_C=0.00, /* Velocity bias of central galaxies. */
CVIR_FAC=1.0, /* Ratio between galaxy and dark matter concentrations */
BIAS_A=0.707, /* parameter for halo bias function (Tinker et all 2005 App. A) */
BIAS_B=0.35, /* parameter for halo bias function (adapted from Sheth Mo Tormen) */
BIAS_C=0.8, /* parameter for halo bias function */
JENKINS_A=0.315, /* Jenkins mass function--> normalization */
JENKINS_B=0.61, /* Jenkins mass function--> constant in exponential */
JENKINS_C=3.8, /* Jenkins mass function--> exponent in exponential */
DNDM_PARAMS[10], /* Holds parameters for 5-param dndM fit */
MAXVEL=4000, /* maximum velocity in the P(vz) lookup table (set later) */
SIGV=500, /* Free parameter for Kaiser model */
BETA, /* Redshift-space distortion parameter. */
XI_MAX_RADIUS=0, /* Maximum radial value of 2-halo term */
LOCAL_DENSITY=0, /* for Hubble Bubble calculations--> change the mass function */
MASS_THRESHOLD=0, /* Mass at which you turn on change in HOD */
REDSHIFT=0, /* redshift */
DENSITY_THRESHOLD=0; /* Density at which you turn on change in HOD. */
int ITRANS=4, /* Type of transfer function to be used */
RESET_KAISER=0, /* Flag to reset tabulated Kaiser distortion quantities */
RESET_COSMOLOGY=0, /* Flag to recalculate tabulated quantities (e.g. b(M), dn/dM...) */
SOFT_CENTRAL_CUTOFF=0, /* Whether N_cen is a step function or not */
NUM_POW2MASS_BINS, /* Number of mass bins for velocity PDF calculation */
RESET_PVZ=0, /* Flag to recalculate velocity PDF table */
COVAR=1, /* Flag to use covariance matrix for wp chi^2 */
PCA=0, /* Flag to use principle component analysis for chi^2 calc */
COVARZ=0, /* Flag to use covariance matrix for xi(s,p) chi^2*/
EXCLUSION=2, /* Type of two-halo exclusion ("spherical" is default) */
FIX_PARAM=1, /* Which parameter to leave free for fixing ng (1=M_min)*/
DEPROJECTED=0, /* Fit 3-space data rather than wp(rp) */
OUTPUT=1, /* Flag to output diagnostic information */
POWELL=1, /* minimization technique 1=POWELL, 0=AMOEBA */
MCMC=0, /* Flag for doing Markov Chain analysis */
LINEAR_PSP=0, /* Flag for using linear P(k) for two-halo term. (Instead of Smith)*/
KAISER=0, /* Flag for using Kaiser linear+exponential model */
ERROR_FLAG=0, /* Global notification of problem with qromo/zbrent/etc */
BEST_FIT=0, /* Use best-fit mass function, bias from Tinker et al's analysis */
RESET_FLAG_2H=0, /* Flag to recalculate 2-halo term */
RESET_FLAG_1H=0, /* Flag to recalculate 1-halo term */
IVFLAG=0,
WP_ONLY=0, /* =1 use only wp, =0 use n(N) and M/L (+others in ml_min.c) */
GAO_EFFECT=0, /* =1 means that HOD changes in high density, =0 means lo den change.*/
N_HOD_PARAMS=9, /* number of possible parameters for HOD. for use w/ MCMC */
XCORR=0, /* flag for cross-correlation */
RESTART = 0, /* For restarting an MCMC chain (ml only) */
USE_ERRORS = 0, /* Flag for using systematic errors on massfunc, bias, etc in MCMC */
DENSITY_DEPENDENCE = 0; /* Flag for den-dep HOD. */
char RESTART_FILE[100]; /* previous output file from which to restart chain */
long IDUM_MCMC=-555; /* Random seed to start Markov Chain. */
/* These are for the parallel implementation, an ID for each
* processor and the total number of processors.
*/
int ThisTask=0,
NTask=1;
struct hod_parameters HOD,HOD2,HODt;
struct file_parameters Files;
struct perform_tasks Task;
struct workspace Work;
struct COLOR_DATA wp_color;
struct m2n_workspace M2N;