/
multi_t_bins.c
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/
multi_t_bins.c
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/* MigSelect 2013-2019 Arun Sethuraman, Vitor Sousa, Jody Hey */
/* This code was developed based on IMa2 2009-2010 Jody Hey, Rasmus Nielsen and Sang Chul Choi*/
#undef GLOBVARS
#include "imamp.h"
/****** LOCAL STUFF **********/
#define MAX_FOR_MULTI_T_ARRAY 4
static int **t2array;
static int ***t3array;
static int ****t4array;
static double tarraybinvals[MAX_FOR_MULTI_T_ARRAY][NUMTARRAYBINS];
static int tvalarraypos[MAX_FOR_MULTI_T_ARRAY] = { 0 };
static int highpos[MAX_FOR_MULTI_T_ARRAY];
static int numt;
static int init = 0;
/* set up multidimensional arrays for t values */
/* mode 0 means record the array of t values */
/* mode 1 means return the estimated highest t value */
/******* GLOBAL FUNCTIONS ***********/
void
setup_multi_t_arrays (int z) //cold chain
{
int i, j,k;
static double tpriormax;
if (init == 0)
{
numt = npops - 1;
tpriormax = T[numt-1].pr.max;
for (i = 0; i < numt; i++)
for (j = 0; j < NUMTARRAYBINS; j++)
tarraybinvals[i][j] = T[i].pr.min + ((j + 0.5) * (T[i].pr.max - T[i].pr.min)) / NUMTARRAYBINS;
if (numt == 2)
{
if ((t2array = malloc (NUMTARRAYBINS * sizeof (*t2array))) == NULL)
IM_err (IMERR_MEM, " t2array problem in setup_multi_t_arrays()");
for (i = 0; i < NUMTARRAYBINS; i++)
if ((t2array[i] = calloc ((size_t) (NUMTARRAYBINS - i), sizeof (*t2array[i]))) == NULL)
IM_err (IMERR_MEM, " t2array problem in setup_multi_t_arrays()");
}
if (numt == 3)
{
if ((t3array = malloc (NUMTARRAYBINS * sizeof (*t3array))) == NULL)
IM_err (IMERR_MEM, " t3array problem in setup_multi_t_arrays()");
for (i = 0; i < NUMTARRAYBINS; i++)
{
if ((t3array[i] = malloc ((NUMTARRAYBINS - i) * sizeof (*t3array[i]))) == NULL)
IM_err (IMERR_MEM, " t3array problem in setup_multi_t_arrays()");
for (j = 0; j < (NUMTARRAYBINS - i); j++)
if ((t3array[i][j] =
calloc ((size_t) (NUMTARRAYBINS - j), sizeof (*t3array[i][j]))) == NULL)
IM_err (IMERR_MEM, " t3array problem in setup_multi_t_arrays()");
}
}
if (numt == 4)
{
if ((t4array = malloc (NUMTARRAYBINS * sizeof (*t4array))) == NULL)
IM_err (IMERR_MEM, " t4array problem in setup_multi_t_arrays()");
for (k = 0; k < NUMTARRAYBINS; k++)
{
if ((t4array[k] = malloc ((NUMTARRAYBINS-k) * sizeof (*t4array[k]))) == NULL)
IM_err (IMERR_MEM, " t4array problem in setup_multi_t_arrays()");
for (i = 0; i < (NUMTARRAYBINS - k); i++)
{
if ((t4array[k][i] = malloc ((NUMTARRAYBINS - i) * sizeof (*t4array[k][i]))) == NULL)
IM_err (IMERR_MEM, " t4array problem in setup_multi_t_arrays()");
for (j = 0; j < (NUMTARRAYBINS - i); j++)
if ((t4array[k][i][j] =
calloc ((size_t) (NUMTARRAYBINS - j), sizeof (*t4array[k][i][j]))) == NULL)
IM_err (IMERR_MEM, " t4array problem in setup_multi_t_arrays()");
}
}
}
for (i = 0; i < numt; i++)
highpos[i] = 0;
}
init++;
for (i = 0; i < numt; i++)
{
if (C[z]->tvals[i] > T[i].pr.max)
return;
if (i == 0)
tvalarraypos[i] = (int) (NUMTARRAYBINS * ((C[z]->tvals[i] - T[i].pr.min) / (tpriormax - T[i].pr.min)));
else
tvalarraypos[i] = (int) (NUMTARRAYBINS * ((C[z]->tvals[i] - T[i].pr.min) / (tpriormax - T[i].pr.min))) - tvalarraypos[i - 1];
}
if (numt == 2)
{
t2array[tvalarraypos[0]][tvalarraypos[1]]++;
if (t2array[tvalarraypos[0]][tvalarraypos[1]] >
t2array[highpos[0]][highpos[1]])
{
highpos[0] = tvalarraypos[0];
highpos[1] = tvalarraypos[1];
}
}
if (numt == 3)
{
t3array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]]++;
if (t3array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]] >
t3array[highpos[0]][highpos[1]][highpos[2]])
{
highpos[0] = tvalarraypos[0];
highpos[1] = tvalarraypos[1];
highpos[2] = tvalarraypos[2];
}
}
if (numt == 4)
{
t4array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]][tvalarraypos[3]]++;
if (t4array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]][tvalarraypos[3]] >
t4array[highpos[0]][highpos[1]][highpos[2]][highpos[3]])
{
highpos[0] = tvalarraypos[0];
highpos[1] = tvalarraypos[1];
highpos[2] = tvalarraypos[2];
highpos[3] = tvalarraypos[3];
}
}
} //setup_multi_t_arrays()
void
free_multi_t_arrays ()
{
int i, j,k;
if (numt == 2)
{
orig2d_free2D ((void **) t2array, NUMTARRAYBINS);
}
if (numt == 3)
{
for (i = 0; i < NUMTARRAYBINS; i++)
{
for (j = 0; j < (NUMTARRAYBINS - i); j++)
XFREE (t3array[i][j]);
XFREE (t3array[i]);
}
XFREE (t3array);
}
if (numt == 4)
{
for (k = 0; k < NUMTARRAYBINS; k++)
{
for (i = 0; i < NUMTARRAYBINS - k; i++)
{
for (j = 0; j < (NUMTARRAYBINS - i); j++)
XFREE (t4array[k][i][j]);
XFREE (t4array[k][i]);
}
XFREE (t4array[k]);
}
XFREE (t4array);
}
if (numt < 2 || numt > 4)
{
// should not get here
return;
}
} //free_multi_t_arrays()
void
return_joint_t (double tvals[])
{
int i;
for (i = 0; i < numt; i++)
{
if (i == 0)
tvals[i] = tarraybinvals[i][highpos[i]];
else
tvals[i] = tarraybinvals[i][highpos[i] + highpos[i - 1]];
}
}
// estimate joint posterior probability of a t value
// not sure what this would be used for
double
joint_t_prob (double *tvals)
{
int i;
for (i = 0; i < numt; i++)
{
if (i == 0)
tvalarraypos[i] = (int) (NUMTARRAYBINS * ((tvals[i] - T[i].pr.min) / (T[i].pr.max - T[i].pr.min)));
else
tvalarraypos[i] = (int) (NUMTARRAYBINS * ((tvals[i] - T[i].pr.min) / (T[i].pr.max - T[i].pr.min))) - tvalarraypos[i - 1];
}
if (numt == 2)
{
return (double) t2array[tvalarraypos[0]][tvalarraypos[1]] / (double) init;
}
if (numt == 3)
{
return (double) t3array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]] / (double) init;
}
if (numt == 4)
{
return (double) t4array[tvalarraypos[0]][tvalarraypos[1]][tvalarraypos[2]][tvalarraypos[3]] / (double) init;
}
return -1; // should not get here
} /* joint_t_prob */