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#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "nuc_eos.hh"
#include "helpers.hh"
namespace nuc_eos {
extern "C"
void CCTK_FNAME(nuc_eos_m_kt0_dpdrhoe_dpderho)(const int *restrict n_in,
const double *restrict rho,
double *restrict temp,
const double *restrict ye,
const double *restrict eps,
double *restrict dpdrhoe,
double *restrict dpderho,
const double *restrict prec,
int *restrict keyerr,
int *restrict anyerr)
{
const int n = *n_in;
using namespace nuc_eos;
*anyerr = 0;
for(int i=0;i<n;i++) {
// check if we are fine
// Note that this code now requires that the
// temperature guess be within the table bounds
keyerr[i] = checkbounds_kt0_noTcheck(rho[i], ye[i]);
if(keyerr[i] != 0) {
*anyerr = 1;
}
}
// Abort if there is any error in checkbounds.
// This should never happen and the program should abort with
// a fatal error anyway. No point in doing any further EOS calculations.
if(*anyerr) return;
for(int i=0;i<n;i++) {
const double lr = log(rho[i]);
const double lt = log(MIN(MAX(temp[i],eos_tempmin),eos_tempmax));
double ltout;
const double epstot = eps[i]+energy_shift;
if(epstot>0.0e0) {
// this is the standard scenario; eps is larger than zero
// and we can operate with logarithmic tables
const double lxeps = log(epstot);
#if DEBUG
fprintf(stderr,"%d %15.6E %15.6E %15.6E %15.6E\n",i,lr,lt,ye[i],lxeps);
fprintf(stderr,"%d %15.6E %15.6E %15.6E %15.6E\n",i,
exp(lr),exp(lt),ye[i],exp(lxeps));
#endif
nuc_eos_findtemp(lr,lt,ye[i],lxeps,*prec,
(double *restrict)(<out),&keyerr[i]);
} else {
keyerr[i] = 667;
*anyerr = 1;
} // epstot > 0.0
if(keyerr[i] != 0) {
// now try negative temperature treatment
double eps0, eps1;
int idx[8];
double delx,dely,delz;
get_interp_spots_linT_low_eps(lr,temp1,ye[i],&delx,&dely,&delz,idx);
nuc_eos_C_linterp_one_linT_low_eps(idx,delx,dely,delz,&(eps1));
get_interp_spots_linT_low_eps(lr,temp0,ye[i],&delx,&dely,&delz,idx);
nuc_eos_C_linterp_one_linT_low_eps(idx,delx,dely,delz,&(eps0));
temp[i] = (epstot-eps0) * (temp1-temp0)/(eps1-eps0) + temp0;
// set error codes
*anyerr = 1;
keyerr[i] = 668;
// get dpdrhoe
get_interp_spots_linT_low(lr,temp[i],ye[i],&delx,&dely,&delz,idx);
{
const int iv = 6;
nuc_eos_C_linterp_one_linT_low(idx,delx,dely,delz,&(dpdrhoe[i]),iv);
}
// get dpderho
{
const int iv = 7;
get_interp_spots_linT_low(lr,temp[i],ye[i],&delx,&dely,&delz,idx);
nuc_eos_C_linterp_one_linT_low(idx,delx,dely,delz,&(dpderho[i]),iv);
}
} else {
temp[i] = exp(ltout);
int idx[8];
double delx,dely,delz;
get_interp_spots(lr,ltout,ye[i],&delx,&dely,&delz,idx);
{
const int iv = 6;
nuc_eos_C_linterp_one(idx,delx,dely,delz,&(dpdrhoe[i]),iv);
}
{
const int iv = 7;
nuc_eos_C_linterp_one(idx,delx,dely,delz,&(dpderho[i]),iv);
}
}
}
return;
}
} // namespace nuc_eos
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