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crevolutor.cc
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crevolutor.cc
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/**
* @file crevolutor.cc
* @authors Luca Maccione, Daniele Gaggero
* @email [email protected]
* @email [email protected]
* @brief Classes for the solution of the transport equation are implemented. See the .h file.
*/
#include "crevolutor.h"
#include "grid.h"
#include "gas.h"
#include "galaxy.h"
#include "xsec.h"
#include "utilities.h"
#include "input.h"
#include "sources.h"
#include "diffusion.h"
#include "config.h"
#include <gsl/gsl_integration.h>
#ifdef _OPENMP
#include <omp.h>
#endif
#include <string>
#include <sstream>
#include <fstream>
using namespace std;
TCREvolutor::TCREvolutor(Galaxy* gal1) {
gal = gal1;
in = gal1->GetInput();
coord = gal->GetCoordinates();
dimr = coord->GetDimR();
dimz = coord->GetDimZ();
dimE = coord->GetDimE();
riac1 = vector<double>(dimr*dimz*dimE,0);
riac2 = vector<double>(dimr*dimz*dimE,0);
riac3 = vector<double>(dimr*dimz*dimE,0);
Pdotup = vector<double>(dimr*dimz*dimE,0);
Pdotdown = vector<double>(dimr*dimz*dimE,0);
}
//2D engine -------------------------------------------------------------------------------------------------------------------------
//-----------------------------------------------------------------------------------------------------------------------------------
void TCREvolutor::Run(vector<double>& N, vector<double>& N_previous, TInelasticCrossSection *xsec_object, const vector<double>& dpdt, const vector<double>& SecSource_, const vector<double>& spectrum, double A, double Z, double lifetime, int daughter, bool SecEl, int K_electron, bool isDM, bool isextra) {
//-----------------------------------------------------------------------------------------------------------------------------------
if (in->feedback >1) cout << "This is the 2D engine! " << endl;
int uid = 1000*Z+A;
double injfactor = CalcInjFactor(K_electron, SecEl, isDM, A, Z);
if (in->feedback >1) cout << endl << "*** We are propagating this particle: *** " << endl;
if (in->feedback >1) cout << "A = " << A << " Z = " << Z << " SecEl = " << SecEl << " K_electron = " << K_electron << " injfactor = " << injfactor << endl;
if (A==0 && Z==-1 && SecEl==0 && in->feedback >1)
cout << "Primary electrons" << endl;
if (A==0 && Z==-1 && SecEl==1 && in->feedback >1)
cout << "Secondary electrons" << endl;
if (in->feedback >1) cout << "Starting propagation... " << endl;
vector<double>::const_iterator itsecsource = max_element(SecSource_.begin(), SecSource_.end());
if (injfactor == 0 && (*itsecsource) == 0 && in->feedback >1) {
cout << "No primary nor secondary source. Returning." << endl;
return ;
}
vector<double> xsec;
map<pair<int,int>, vector<double> > xsec_extended;
/*if (in->spallationxsec == Fluka)
xsec_extended = xsec_object->GetXSec_extended();
else*/
xsec = xsec_object->GetXSec();
TGas* totalgas = gal->GetTotalGas();
map<int, double> gas_abundances = gal->GetGasAbundances();
TSource* source = GetSourceTerm(isDM, isextra);
TConvectionVelocity* vC = gal->GetVC();
TDiffusionCoefficient* dperp = NULL;
TReaccelerationCoefficient* dpp = NULL;
vector<double> totmomentum;
if (A == 0) {
dperp = gal->GetDiffCoeffEl();
dpp = gal->GetReaccCoeffEl();
totmomentum = coord->GetMomentumEl();
}
else {
dperp = gal->GetDiffCoeff();
dpp = gal->GetReaccCoeff();
totmomentum = coord->GetMomentum();
}
// Following quantities depend on rigidity, but are computed independently of the nucleus, to save memory and time. Here the necessary additional nucleus-dependent factors are restored.
int bin=0;
for (int k = 0; k < dimE; k++) if(totmomentum[k]<dperp->Getrho_b()) bin=k;
double dperpfactor[dimE];
double dppfactor[dimE];
for (int k = 0; k < dimE; k++){
if(k<=bin) dperpfactor[k] = (A==0) ? 1.0 : pow(A/fabs(Z),dperp->GetDelta());
else dperpfactor[k] = (A==0) ? 1.0 : pow(A/fabs(Z),dperp->GetDelta_h());
dppfactor[k]=1.0/dperpfactor[k];
}
vector<double> gamma(coord->GetGamma());
/* Some initialization */
int ind = -1;
int indspat = -1;
int indspat_up=-1;//for nonequidistant grid, Iris 02/25/13
int indspat_down=-1;//for nonequidistant grid, Iris 02/25/13
double ds_up=0;
double ds_down=0;
double ds_double=0;
int i = 0;
int j = 0;
int k = 0;
int ip = 0;
const double dvcdz = (vC==NULL) ? 0.0 : vC->GetDvdz()/3.0;
#ifdef _OPENMP
#pragma omp parallel for default(shared) private(i,j,k,indspat,ind) schedule(dynamic) num_threads(OMP_NUM_THREADS)
#endif
for (i = 0; i < dimr; i++) {
for (j = 0; j < dimz; j++) {
indspat = coord->index(i,j);
double dpp1 = 0.0;
for (k = 1; k < dimE-1; k++) {
if (dpp) dpp1 = dppfactor[k]*dpp->GetReaccelerationCoefficient(indspat);
double momentumup = totmomentum[k+1];
double momentumfix = totmomentum[k];
double momentumdown = totmomentum[k-1];
double upfix = momentumup-momentumfix;
double updown = momentumup-momentumdown;
double fixdown = momentumfix-momentumdown;
ind = indspat*dimE+k;
Pdotup[ind] = dpdt[ind+1]/(upfix);
Pdotdown[ind] = dpdt[ind]/(upfix);
if (A != 0) {
Pdotup[ind] /= A;
Pdotdown[ind] /= A;
}
if (vC) {
Pdotup[ind] += momentumup*dvcdz/(upfix);
Pdotdown[ind] += momentumfix*dvcdz/(upfix);
}
if (dpp) {
double dppfix = dpp1*dpp->GetSpectrum(k);
double dppdown = dpp1*dpp->GetSpectrum(k-1);
riac1[ind] = 2.0*dppfix/(updown)/(upfix);
riac2[ind] = ( - (dppfix-dppdown)/(fixdown*fixdown) +
2.0*dppfix*(1.0/(updown)*(1.0/(upfix) + 1.0/(fixdown)) +
1.0/momentumfix/(fixdown))
);
riac3[ind] = ( - (dppfix-dppdown)/(fixdown) +
2.0*(dppfix/(updown) +
dppdown/momentumdown))/(fixdown);
}
}
ind = indspat*dimE;
Pdotup[ind] = dpdt[ind+1]/(totmomentum[1]-totmomentum[0]);
Pdotdown[ind] = dpdt[ind]/(totmomentum[1]-totmomentum[0]);
if (A != 0) {
Pdotup[ind] /= A;
Pdotdown[ind] /= A;
}
if (vC) {
Pdotup[ind] += totmomentum[1]*dvcdz/(totmomentum[1]-totmomentum[0]);
Pdotdown[ind] += totmomentum[0]*dvcdz/(totmomentum[1]-totmomentum[0]);
}
// Boundary conditions
Pdotup[ind+dimE-1] = Pdotup[ind+dimE-2];
Pdotdown[ind+dimE-1] = Pdotdown[ind+dimE-2];
if (dpp) {
riac1[ind] = riac1[ind+1];
riac2[ind] = riac2[ind+1];
riac3[ind] = riac3[ind+1];
riac1[ind+dimE-1] = riac1[ind+dimE-2];
riac2[ind+dimE-1] = riac2[ind+dimE-2];
riac3[ind+dimE-1] = riac3[ind+dimE-2];
}
}
}
double dt = in->dtmax;
double dtbar = 0.0;
double halfdtbar = 0.0;
double halfdt = 0.0;
double halfdt_dperp_factor[dimE];
for(int e=0;e<dimE;e++) halfdt_dperp_factor[e]=0.;
const double decay = (daughter!=0);
int Niter = 0;
double value = 0.0;
long int count_temp = 0 ;
while (dt > in->dtmin) {
dtbar = dt/p;
count_temp++;
if (in->feedback >1) cout << "dt = " << dt << endl;
halfdtbar = 0.5*dtbar;
halfdt = 0.5*dt;
for (int e=0;e<dimE;e++) halfdt_dperp_factor[e] = halfdt*dperpfactor[e];
for (Niter = 0; Niter < in->Nrept; ++Niter) {
/*************************************************/
// Here propagation in Z direction starts.
// ATTENTION -- there was a bug here before -- all indexes have to be declared as private (including ip) for parallelization!! Otherwise there are runtime errors on some systems
#ifdef _OPENMP
#pragma omp parallel default(shared) private(i,j,k,ip,indspat,ind,value) num_threads(OMP_NUM_THREADS)
#endif
{
vector<double> Rzz(dimz, 0.0);
vector<double> dzz(dimz, 0.0);
vector<double> uodzz(dimz, 0.0);
vector<double> lodzz(dimz, 0.0);
vector<double> yy(dimz, 0.0);
vector<double> Rrr(dimr, 0.0);
vector<double> drr(dimr, 0.0);
vector<double> uodrr(dimr, 0.0);
vector<double> lodrr(dimr, 0.0);
vector<double> xx(dimr, 0.0);
vector<double> de(dimE, 0.0);
vector<double> ee(dimE, 0.0);
vector<double> odeu(dimE, 0.0);
vector<double> oded(dimE, 0.0);
vector<double> Re(dimE, 0.0);
#ifdef _OPENMP
#pragma omp for schedule(dynamic)
#endif
for (ip = 0; ip < dimE; ip++) {
//double halfdtbarxseck = halfdtbar*xsec[ip];
double halfdtbar_xsec;
//if (in->spallationxsec != Fluka)
halfdtbar_xsec = halfdtbar*xsec[ip];
//else {
// cout << "ip = " << ip <<endl;
// halfdtbar_xsec = halfdtbar*( xsec_extended[make_pair(uid,1001)][ip]*gas_abundances[1001] +
// xsec_extended[make_pair(uid,2004)][ip]*gas_abundances[2004]);
// + xsec_extended[make_pair(uid,6012)][ip]*gas_abundances[6012]);
//}
double halfdtbarlifetimegammak = halfdtbar*(decay)/(lifetime*gamma[ip]);
double dtbarinjfactorspeck = dtbar*injfactor*spectrum[ip];
double sp = dperp->GetSpectrum(ip);
for (j = 0; j < dimr-1; j++) {
for (i = 0; i < dimz; i++) {
//MW130705: consistency to 3D case
indspat = coord->index(j,i);
ind = indspat*dimE + ip;
double CNalphaz1 = dperp->GetCNdiff_alpha1_z(ind);
double CNalphaz2 = dperp->GetCNdiff_alpha2_z(ind);
double CNalphaz3 = dperp->GetCNdiff_alpha3_z(ind);
double vCi = 0.0; // vC(i)
double vCi1 = 0.0; // vC(i+1)
double vC1i = 0.0; // vC(i-1)
if (vC)
{
vC1i = vC->GetCNconv_alpha1_z(indspat);
vCi = vC->GetCNconv_alpha2_z(indspat);
vCi1 = vC->GetCNconv_alpha3_z(indspat);
}
uodzz[i] = -CNalphaz3*halfdt_dperp_factor[ip] - halfdt*vCi1;
lodzz[i] = -CNalphaz1*halfdt_dperp_factor[ip] - halfdt*vC1i;
//totalgas->GetGas(indspat)*halfdtbarxseck
double gas_xsec = halfdtbar_xsec * totalgas->GetGas(indspat);
dzz[i] = 1. + CNalphaz2*halfdt_dperp_factor[ip] + gas_xsec + halfdtbarlifetimegammak + halfdt*vCi;
// cout << "[MW-DEBUG] " << j << " " << i << " | " << CNalphaz1 << " " << CNalphaz2 << " " << CNalphaz3 << " " << vC1i << " " << vCi << " " << vCi1 << " | " << dzz[i] << endl;
Rzz[i] = N[ind] * (2. - dzz[i]) + source->GetSource(indspat)*dtbarinjfactorspeck + dtbar*SecSource_[ind];
if (i < dimz-1) Rzz[i] -= N[ind+dimE] * uodzz[i] ;
if (i > 0) Rzz[i] -= N[ind-dimE] * lodzz[i];
} // for i
// Compute N
//cout << "test" << endl;
//#pragma omp critical
//{
// if ((j==0) && (ip==0))
// cout<<"dt = "<<dt<<"; iteration = "<<Niter<<"; --> DEBUG: "<<lodzz[0]<<" "<<dzz[0]<<" "<<uodzz[0]<<" "<<Rzz[0]<<" "<<yy[0]<<"; dimz = "<<dimz<<endl;
//}
//exit(-1);
//Utility::solve_tridag(&(lodzz[0]), &(dzz[0]), &(uodzz[0]), &(Rzz[0]), &(yy[0]), dimz);
Utility::solve_tridag(lodzz, dzz, uodzz, Rzz, yy, dimz);
for (i = dimz-2; i > 0; --i) {
value = yy[i];
N[index(j,i,ip)] = (value > 0) ? value : 0.0;
}
} // for k
} // for j
/***********************************************/
/*********************************************/
// Here propagation in Momentum direction starts: Reacceleration and/or energy losses
#ifdef _OPENMP
#pragma omp for schedule(dynamic)
#endif
for (i = 0; i < dimr-1; i++) {
for (j = 1; j < dimz-1; j++) {
indspat = coord->index(i,j);
//double totgas = totalgas->GetGas(indspat);
double gas_tot = totalgas->GetGas(indspat);
double dtbarprimsource = dtbar*injfactor*source->GetSource(indspat);
ind = indspat*dimE;
for (ip = 0; ip < dimE; ip++) {
int ind1 = ind + ip;
double gas_xsec;
//if (in->spallationxsec != Fluka)
gas_xsec = gas_tot * (halfdtbar*xsec[ip]);
//else
// gas_xsec = gas_tot * (halfdtbar*( xsec_extended[make_pair(uid,1001)][ip]*gas_abundances[1001] +
// xsec_extended[make_pair(uid,2004)][ip]*gas_abundances[2004]));
//+xsec_extended[make_pair(uid,6012)][ip]*gas_abundances[6012]) );
double devect = 1.0
+ gas_xsec + halfdtbar*(decay)/(lifetime*gamma[ip])
+ halfdt*(riac2[ind1] + Pdotdown[ind1]);
double odeuvect = halfdt*(riac1[ind1] + Pdotup[ind1]);
de[ip] = devect;
odeu[ip] = -odeuvect;
oded[ip] = -halfdt*riac3[ind1];
// cout << "[MW-DEBUG] " << ip << " " << i << " " << j << " | " << Pdotup[ind1] << " " << Pdotdown[ind1] << " " << riac1[ind1] << " " << riac2[ind1] << " " << riac3[ind1] << " " << totgas*xsec[ip] << " " << (decay)/(lifetime*gamma[ip]) << endl;
Re[ip] = dtbarprimsource*spectrum[ip] + dtbar*SecSource_[ind1] + (2.0-devect)*N[ind1];
if (ip > 0) Re[ip] -= oded[ip]*N[ind1-1];
if (ip < dimE-1) Re[ip] += odeuvect*N[ind1+1];
}
//Utility::solve_tridag(&(oded[0]), &(de[0]), &(odeu[0]), &(Re[0]), &(ee[0]), dimE);
Utility::solve_tridag(oded, de, odeu, Re, ee, dimE);
for (ip = 0; ip < dimE; ip++) {
value = ee[ip];
N[ind+ip] = (value > 0) ? value : 0.0;
}
}
}
/********************************************/
// Here propagation in R direction starts.
#ifdef _OPENMP
#pragma omp for schedule(dynamic)
#endif
for (ip = 0; ip < dimE; ip++) {
//double halfdtbarxseck = halfdtbar*xsec[ip];
double halfdtbar_xsec;
//if (in->spallationxsec != Fluka)
halfdtbar_xsec = halfdtbar*xsec[ip];
//else
// halfdtbar_xsec = halfdtbar*( xsec_extended[make_pair(uid,1001)][ip]*gas_abundances[1001] +
// xsec_extended[make_pair(uid,2004)][ip]*gas_abundances[2004]);
// + xsec_extended[make_pair(uid,6012)][ip]*gas_abundances[6012]);
double halfdtbarlifetimegammak = halfdtbar*(decay)/(lifetime*gamma[ip]);
double dtbarinjfactorspeck = dtbar*injfactor*spectrum[ip];
double sp = dperp->GetSpectrum(ip);
for (j = 1; j < dimz-1; j++) {
for (i = 0; i < dimr; i++) {
//MW130705: consistency to 3D case
indspat = coord->index(i,j);
ind = indspat*dimE + ip;
double CNalphar1 = dperp->GetCNdiff_alpha1_r(ind);
double CNalphar2 = dperp->GetCNdiff_alpha2_r(ind);
double CNalphar3 = dperp->GetCNdiff_alpha3_r(ind);
double halfdtdperpfactorphi = halfdt_dperp_factor[ip]*dperp->GetPhi(indspat)*sp;
double gas_xsec = halfdtbar_xsec * totalgas->GetGas(indspat);
drr[i] = 1.0 + CNalphar2*halfdt_dperp_factor[ip] + gas_xsec + halfdtbarlifetimegammak;
if(i==0){
uodrr[i] = -CNalphar3*halfdt_dperp_factor[ip];
uodrr[i] *= 2; //Symmetry condition at R = 0
}
else uodrr[i] = -CNalphar3*halfdt_dperp_factor[ip]-halfdtdperpfactorphi;
lodrr[i] = -CNalphar1*halfdt_dperp_factor[ip]+halfdtdperpfactorphi;
Rrr[i] = N[ind] * (2.0-drr[i]) + source->GetSource(indspat)*dtbarinjfactorspeck + dtbar*SecSource_[ind];
if (i < dimr-1) Rrr[i] -= N[ind+dimE*dimz]*uodrr[i];
if (i > 0) Rrr[i] -= N[ind-dimE*dimz]*lodrr[i];
// cout << "[MW-DEBUG] " << ip << " " << i << " " << j << " | " << CNalphar1 << " " << CNalphar2 << " " << CNalphar3 << " " << drr[i] << " " << lodrr[i] << " " << uodrr[i] << " | " << Rrr[i] << endl;
}
// Calculate N
//Utility::solve_tridag(&(lodrr[0]), &(drr[0]), &(uodrr[0]), &(Rrr[0]), &(xx[0]), dimr);
Utility::solve_tridag(lodrr, drr, uodrr, Rrr, xx, dimr);
for (int i = dimr-2; i >= 0; --i) {
value = xx[i];
N[index(i,j,ip)] = (value > 0) ? value : 0.0;
}
}
}
} // #pragma omp parallel
} // for Niter
dt *= in->dtfactor;
} // while (dt > dtmin)
return ;
}
TCREvolutorADI::TCREvolutorADI(Galaxy* gal1) {
gal = gal1;
in = gal1->GetInput();
tolerance = in->tol;
coord = gal->GetCoordinates();
dimr = coord->GetDimR();
dimz = coord->GetDimZ();
dimE = coord->GetDimE();
N1 = vector<double>(dimr*dimz*dimE,0);
N2 = vector<double>(dimr*dimz*dimE,0);
riac1 = vector<double>(dimr*dimz*dimE,0);
riac2 = vector<double>(dimr*dimz*dimE,0);
riac3 = vector<double>(dimr*dimz*dimE,0);
Pdotup = vector<double>(dimr*dimz*dimE,0);
Pdotdown = vector<double>(dimr*dimz*dimE,0);
}
double TCREvolutorADI::FindMax(TDiffusionCoefficient* dperp) {
vector<double> spatial = dperp->GetDiffusionCoefficient();
vector<double> spectrum = dperp->GetSpectrum();
vector<double>::iterator it = max_element(spatial.begin(), spatial.end());
vector<double>::iterator itsp = max_element(spectrum.begin(), spectrum.end());
return (*itsp)*(*it);
}
double TCREvolutorADI::FindTRiacc(TReaccelerationCoefficient* dpp, vector<double>& totmomentum) {
double result = 1e20;
double aux = 0.0;
for (int i = 1; i < dimE; i++) {
aux = pow(totmomentum[i]-totmomentum[i-1],2.0)/dpp->GetSpectrum(i);
result = min(aux, result);
}
vector<double> spat = dpp->GetReaccelerationCoefficient();
vector<double>::iterator it = max_element(spat.begin(), spat.end());
return result/(*it);
}
double TCREvolutorADI::FindTLoss(const vector<double>& dpdt, vector<double>& totmomentum) {
double result = 1e20;
double aux = 0.0;
for (int k = 0; k < dimE; k++) {
for (int i = 0; i < dimr; i++) {
for (int j = 0; j < dimz; j++) {
aux = totmomentum[k]/dpdt[index(i,j,k)];
result = min(aux, result);
}
}
}
return result;
}
double TCREvolutorADI::FindTInt(TGas* gas, const vector<double>& xsec) {
vector<double> gasvec = gas->GetGas();
vector<double>::iterator itgas = max_element(gasvec.begin(), gasvec.end());
vector<double>::const_iterator itxsec = max_element(xsec.begin(), xsec.end());
return 1.0/((*itgas)*(*itxsec));
}
//modified
void TCREvolutorADI::Run(vector<double>& N, vector<double>& N_previous, TInelasticCrossSection *xsec_object, const vector<double>& dpdt, const vector<double>& SecSource_, const vector<double>& spectrum, double A, double Z, double lifetime, int daughter, bool SecEl, int K_electron, bool isDM, bool isextra) {
// //MW130706: Disable the whole ADI stuff because we never use it and it relies on Phi,Psi which I got rid of.
//
// vector<double>::const_iterator itsecsource = max_element(SecSource_.begin(), SecSource_.end());
// if (gal->GetSourceAbundance(int(A+1000*Z)) == 0 && (*itsecsource) == 0) return ;
//
// TDiffusionCoefficient* dperp = NULL;
// TReaccelerationCoefficient* dpp = NULL;
//
// if (A == 0) {
// dperp = gal->GetDiffCoeffEl();
// dpp = gal->GetReaccCoeffEl();
// }
// else {
// dperp = gal->GetDiffCoeff();
// dpp = gal->GetReaccCoeff();
// }
//
// // Following quantities depend on rigidity, but are computed independently of the nucleus, to save memory and time. Here the necessary additional nucleus-dependent factors are restored.
//
// const double dperpfactor = (A==0) ? 1.0 : pow(A/fabs(Z),dperp->GetDelta());
// const double dppfactor = 1.0/dperpfactor; // = A*A/dperpfactor/A/A
//
// /*
// #ifdef HAVE_DS
// const double injfactor = (SecEl) ? 0 : 1;
// #else
// const double injfactor = (SecEl) ? 0 : (A==0) ? gal->GetSourceAbundance(int(A+1000*Z)) : gal->GetSourceAbundance(int(A+1000*Z))/A;
// #endif
// */
// double injfactor = CalcInjFactor(K_electron, SecEl, isDM, A, Z);
// /*
// double injfactor = 0.0;
// if (SecEl) injfactor = 0.0;
// else if (A > 0) injfactor = gal->GetSourceAbundance(int(A+1000*Z))/A;
// else injfactor = 1.0;
// */
//
// TGas* totalgas = gal->GetTotalGas();
// TSource* source = GetSourceTerm(isDM, isextra);
//
// // TSource* source = (isDM) ? gal->GetDMSource() : gal->GetSource();
// TConvectionVelocity* vC = gal->GetVC();
//
// // TEST!!!
// cout << A << " " << Z << " " << SecEl << " " << injfactor << endl;
// //if (K_electron > 0) injfactor = 0.; // the nucleus that already attached an electron only has a secondary source term!!
//
// vector<double> totmomentum;
// if (A == 0) totmomentum = coord->GetMomentumEl();
// else totmomentum = coord->GetMomentum();
//
// vector<double> gamma(coord->GetGamma());
//
// /* Some initialization */
//
// int ind = -1;
// int indspat = -1;
//
// for (int i = 0; i < dimr; i++) {
// for (int j = 0; j < dimz; j++) {
// indspat = coord->index(i,j);
// for (int k = 1; k < dimE-1; k++) {
// double momentumup = totmomentum[k+1];
// double momentumfix = totmomentum[k];
// double momentumdown = totmomentum[k-1];
// double upfix = momentumup-momentumfix;
// double updown = momentumup-momentumdown;
// double fixdown = momentumfix-momentumdown;
//
// ind = indspat*dimE+k;
// Pdotup[ind] = dpdt[ind+1]/(upfix);
// Pdotdown[ind] = dpdt[ind]/(upfix);
// if (A != 0) {
// Pdotup[ind] /= A;
// Pdotdown[ind] /= A;
// }
// if (vC) {
// Pdotup[ind] += momentumup/3.0*vC->GetDvdz()/(upfix);
// Pdotdown[ind] += momentumfix/3.0*vC->GetDvdz()/(upfix);
// }
//
// if (dpp) {
// double dppfix = dppfactor*dpp->GetReaccelerationCoefficient(indspat, k);
// double dppdown = dppfactor*dpp->GetReaccelerationCoefficient(indspat, k-1);
// riac1[ind] = 2.0*dppfix/(updown)/(upfix);
// riac2[ind] = ( - (dppfix-dppdown)/pow(fixdown, 2.0) +
// 2.0*dppfix/(updown)*(1.0/(upfix) + 1.0/(fixdown)) +
// 2.0*dppfix/momentumfix/(fixdown)
// );
// riac3[ind] = ( - (dppfix-dppdown)/pow(fixdown, 2.0) +
// 2.0*dppfix/(updown)/(fixdown) +
// 2.0*dppdown/momentumdown/(fixdown)
// );
// }
// }
// ind = indspat*dimE;
// Pdotup[ind] = dpdt[indspat+1]/(totmomentum[1]-totmomentum[0]);
// Pdotdown[ind] = dpdt[ind]/(totmomentum[1]-totmomentum[0]);
// if (A != 0) {
// Pdotup[ind] /= A;
// Pdotdown[ind] /= A;
// }
//
// if (vC) {
// Pdotup[ind] += totmomentum[1]/3.0*vC->GetDvdz()/(totmomentum[1]-totmomentum[0]);
// Pdotdown[ind] += totmomentum[0]/3.0*vC->GetDvdz()/(totmomentum[1]-totmomentum[0]);
// }
//
// // Boundary conditions
// Pdotup[ind+dimE-1] = Pdotup[ind+dimE-2];
// Pdotdown[ind+dimE-1] = Pdotdown[ind+dimE-2];
// if (dpp) {
// riac1[ind] = riac1[ind+1];
// riac2[ind] = riac2[ind+1];
// riac3[ind] = riac3[ind+1];
// riac1[ind+dimE-1] = riac1[ind+dimE-2];
// riac2[ind+dimE-1] = riac2[ind+dimE-2];
// riac3[ind+dimE-1] = riac3[ind+dimE-2];
// }
// }
// }
//
// double decay = (daughter!=0);
// // const double maxDperp = dperpfactor*FindMax(dperp);
// const double minTRiacc = (dpp) ? 1.0/dppfactor*FindTRiacc(dpp, totmomentum) : 1e20;
// const double minTLoss = (A == 0) ? FindTLoss(dpdt, totmomentum) : A*FindTLoss(dpdt, totmomentum);
// const double minTInt = (A == 0) ? 1e20 : FindTInt(totalgas, xsec);
// const double minTDec = (daughter != 0) ? lifetime : 1e20;
//
// const double ADIfactor = 1.0/p;
//
// bool conv = false;
//
// double vCi = 0.0; // vC(i)
// double vCi1 = 0.0; // vC(i+1)
// double vC1i = 0.0; // vC(i-1)
// double sp = 0.0;
//
// int counter = 0;
//
// vector<double> Rzz(dimz-2, 0.0);
// vector<double> dzz(dimz-2, 0.0);
// vector<double> uodzz(dimz-2, 0.0);
// vector<double> lodzz(dimz-2, 0.0);
// vector<double> yy(dimz-2, 0.0);
//
//
// vector<double> Rrr(dimr-1, 0.0);
// vector<double> drr(dimr-1, 0.0);
// vector<double> uodrr(dimr-1, 0.0);
// vector<double> lodrr(dimr-1, 0.0);
// vector<double> xx(dimr-1, 0.0);
//
// vector<double> de(dimE-2, 0.0);
// vector<double> ee(dimE-2, 0.0);
// vector<double> odeu(dimE-2, 0.0);
// vector<double> oded(dimE-2, 0.0);
// vector<double> Re(dimE-2, 0.0);
//
//
// while (!conv) {
// double error = 0.0;
//
// /*************************************************/
// // Here propagation in Z direction starts.
// for (int k = 1; k < dimE-1; k++) {
//
//
//
// for (int j = 0; j < dimr-1; j++) {
// double dr = coord->GetDeltaR_central(j);
// double coeffz = 1/dr/dr;
// for (int i = 1; i < dimz-1; i++) {
// double dz = coord->GetDeltaZ_central(i);
// double coeffr = 1/dz/dz;
//
// //MW130620: dtADI --> in->alpha and multiply dr*dz on it later on. - have to move this inside of the loop
//
// double dtbar = ADIfactor * in->alpha * dr * dz;//min(dtADI, min(minTRiacc, min(minTLoss, min(minTInt,minTDec) ) ) );
// double halfdtbar = 0.5*dtbar;
//
// double halfdtbarxseck = halfdtbar*xsec[k];
// double halfdtbarlifetimegammak = halfdtbar*(decay)/(lifetime*gamma[k]);
// double dtbarinjfactorspeck = dtbar*injfactor*spectrum[k];
// sp = dperpfactor*dperp->GetSpectrum(k);
//
//
// indspat = coord->index(j,i);
// ind = indspat*dimE+k;
// double Nind = N[ind];
// double psi = dperp->GetPsi(indspat);
//
// double diffcoeff = dperp->GetDiffusionCoefficient(indspat)*sp;
// double coeffrdiffcoeff = coeffr*diffcoeff;
//
// if (vC) {
// if (i > (dimz-1)/2) {
// vCi1 = 0.0;
// vC1i = vC->GetVC(j,i-2)/dz;
// vCi = vC->GetVC(j,i)/dz;
// }
// else if (i < (dimz-1)/2) {
// vC1i = 0.0;
// vCi1 = -vC->GetVC(j,i+1)/dz;
// vCi = -vC->GetVC(j,i)/dz;
// }
// else {
// vCi = 0.0;
// vCi1 = 0.0;
// vC1i = 0.0;
// }
// }
//
// double dzzcoeff = dtbar*coeffrdiffcoeff + (totalgas->GetGas(indspat)*halfdtbarxseck + halfdtbarlifetimegammak) + halfdtbar*vCi;
// dzz[i-1] = 1.0 + dzzcoeff;
//
// if (i < dimz-2) uodzz[i-1] = -halfdtbar*(coeffrdiffcoeff + psi*sp) - halfdtbar*vCi1;
// if (i > 1) lodzz[i-1] = -halfdtbar*(coeffrdiffcoeff - dperp->GetPsi(indspat-1)*sp) - halfdtbar*vC1i;
//
// Rzz[i-1] = Nind*(1.0 - dzzcoeff)
// + N[ind+dimE]*(halfdtbar*(coeffrdiffcoeff + psi*sp) + vCi1)
// + N[ind-dimE]*(halfdtbar*(coeffrdiffcoeff - psi*sp) + vC1i)
// + source->GetSource(indspat)*dtbarinjfactorspeck
// + dtbar*SecSource_[ind]
// ;
//
// if (j == 0) Rzz[i-1] += 2.0*dtbar*coeffz*diffcoeff*(N[ind+dimz*dimE] - Nind);
// else Rzz[i-1] += dtbar*(
// (coeffz*diffcoeff+dperp->GetPhi(indspat)*sp)*N[ind+dimz*dimE]
// - 2.0*coeffz*diffcoeff*Nind
// + (coeffz*diffcoeff-dperp->GetPhi(indspat)*sp)*N[ind-dimz*dimE]);
//
// Rzz[i-1] += dtbar*(
// (riac1[ind]+Pdotup[ind])*N[ind+1]
// - (riac2[ind]+Pdotdown[ind])*Nind
// + riac3[ind]*N[ind-1]);
// } // dimz-1
//
// // Calcolare N
// //Utility::solve_tridag(lodzz, dzz, uodzz, Rzz, yy);
// Utility::solve_tridag(&(lodzz[0]), &(dzz[0]), &(uodzz[0]), &(Rzz[0]), &(yy[0]), dimz);
// for (int i = dimz-2; i > 0; --i) N1[index(j,i,k)] = yy[i-1];
// } // dimr-1
// } // dimE
//
// /***********************************************/
// /*********************************************/
//
// // Here propagation in Momentum direction starts: Reacceleration and/or energy losses
// for (int i = 0; i < dimr-1; i++) {
// double dr = coord->GetDeltaR_central(i);
// double coeffz = 1/dr/dr;
// for (int j = 1; j < dimz-1; j++) {
// double dz = coord->GetDeltaZ_central(j);
// double coeffr = 1/dz/dz;
//
// //MW130620: dtADI --> in->alpha and multiply dr*dz on it later on. - have to move this inside of the loop
// double dtbar = ADIfactor * in->alpha * dr * dz;//min(dtADI, min(minTRiacc, min(minTLoss, min(minTInt,minTDec) ) ) );
// double halfdtbar = 0.5*dtbar;
//
// indspat = coord->index(i,j);
// double totgas = totalgas->GetGas(indspat);
// ind = indspat*dimE;
//
// for (int k = 1; k < dimE-1; k++) {
// int ind1 = ind + k;
// double N1ind1 = N1[ind1];
// sp = dperpfactor*dperp->GetSpectrum(k);
//
// double dtbarprimsource = dtbar*injfactor*source->GetSource(indspat);
// double defact = halfdtbar*(riac2[ind1] + Pdotdown[ind1] + totgas*xsec[k] + (decay)/(lifetime*gamma[k]));
//
// de[k-1] = 1.0 + defact;
//
// if (k < dimE-2) odeu[k-1] = - halfdtbar*(riac1[ind1] + Pdotup[ind1]);
// if (k > 1) oded[k-1] = - halfdtbar*riac3[ind1-1];
//
//
// Re[k-1] = N1ind1*(1.0 - defact)
// + N1[ind1+1]*halfdtbar*(riac1[ind1] + Pdotup[ind1])
// + N1[ind1-1]*halfdtbar*riac3[ind1]
// + dtbarprimsource*spectrum[k] // primary source
// + dtbar*SecSource_[ind1] // secondary source
// ;
//
// double diffcoeff = dperp->GetDiffusionCoefficient(indspat)*sp;
//
// if (i == 0) Re[k-1] += dtbar*coeffz*diffcoeff*(2.0*N1[ind1+dimz*dimE] - 2.0*N1ind1);
// else Re[k-1] += dtbar*(
// (coeffz*diffcoeff + dperp->GetPhi(indspat)*sp)*N1[ind1+dimz*dimE]
// - 2.0*coeffz*diffcoeff*N1ind1
// + (coeffz*diffcoeff - dperp->GetPhi(indspat)*sp)*N1[ind1-dimz*dimE]
// );
//
// Re[k-1] += dtbar*(
// (coeffr*diffcoeff + dperp->GetPsi(indspat)*sp)*N1[ind1+dimE]
// - 2.0*coeffr*diffcoeff*N1ind1
// + (coeffr*diffcoeff - dperp->GetPsi(indspat)*sp)*N1[ind1-dimE]
// );
// if (vC) {
// if (j > (dimz-1)/2) Re[k-1] -= dtbar/dz*(vC->GetVC(i,j)*N1ind1 - vC->GetVC(i,j-1)*N1[ind1-dimE]);
// else if (j < (dimz-1)/2) Re[k-1] += dtbar/dz*(vC->GetVC(i,j)*N1ind1 - vC->GetVC(i,j+1)*N1[ind1+dimE]);
// }
// } // dimE-1
//
// //Utility::solve_tridag(oded, de, odeu, Re, ee);
// Utility::solve_tridag(&(oded[0]), &(de[0]), &(odeu[0]), &(Re[0]), &(ee[0]), dimE);
// for (int k = 1; k < dimE-1; k++) N2[index(i,j,k)] = ee[k-1];
//
// } // dimz-1
// } // dimr-1
//
//
// /********************************************/
//
// // Here propagation in R direction starts.
// for (int k = 1; k < dimE-1; k++) {
//
// for (int j = 1; j < dimz-1; j++) {
// double dz = coord->GetDeltaZ_central(j);
// double coeffr = 1/dz/dz;
// for (int i = 0; i < dimr-1; i++) {
// double dr = coord->GetDeltaR_central(i);
// double coeffz = 1/dr/dr;
//
// //MW130620: have to move this (has been dtADI) inside of the loop
// double dtbar = ADIfactor * in->alpha * dr * dz;//min(dtADI, min(minTRiacc, min(minTLoss, min(minTInt,minTDec) ) ) );
// double halfdtbar = 0.5*dtbar;
// double halfdtbarxseck = halfdtbar*xsec[k];
// double halfdtbarlifetimegammak = halfdtbar*(decay)/(lifetime*gamma[k]);
// double dtbarinjfactorspeck = dtbar*injfactor*spectrum[k];
// sp = dperpfactor*dperp->GetSpectrum(k);
//
// indspat = coord->index(i,j);
// ind = indspat*dimE+k;
//
// double N2ind = N2[ind];
//
// double diffcoeff = dperp->GetDiffusionCoefficient(indspat)*sp;
// double coeffzdiffcoeff = coeffz*diffcoeff;
//
// double drrcoeff = dtbar*coeffzdiffcoeff + (totalgas->GetGas(indspat)*halfdtbarxseck + halfdtbarlifetimegammak);
// drr[i] = 1.0 + drrcoeff;
//
// double phi = dperp->GetPhi(indspat);
//
// if (i == 0) uodrr[i] = -dtbar*coeffzdiffcoeff; // i == 0, Symmetry condition at R = 0
// else uodrr[i] = -halfdtbar*(coeffzdiffcoeff + phi*sp);
// if (i > 0) lodrr[i] = -halfdtbar*(coeffzdiffcoeff - phi*sp);
//
// Rrr[i] = N2ind*(1.0 - drrcoeff)
// + N2[ind+dimz*dimE]*((i==0)*dtbar*coeffzdiffcoeff + (i>0)*halfdtbar*(coeffzdiffcoeff + phi*sp))
// + source->GetSource(indspat)*dtbarinjfactorspeck
// + dtbar*SecSource_[ind]
// ;
//
// if (i > 0) Rrr[i] += N2[ind-dimz*dimE]*halfdtbar*(coeffzdiffcoeff - phi*sp);
// Rrr[i] += dtbar*(
// (coeffr*diffcoeff + dperp->GetPsi(indspat)*sp)*N2[ind+dimE]
// - 2.0*coeffr*diffcoeff*N2ind
// + (coeffr*diffcoeff - dperp->GetPsi(indspat)*sp)*N2[ind-dimE]
// );
//
// Rrr[i] += dtbar*(
// (riac1[ind] + Pdotup[ind])*N2[ind+1]
// - (riac2[ind] + Pdotdown[ind])*N2ind
// + riac3[ind]*N2[ind-1]
// );
//
// if (vC) {
// if (j > (dimz-1)/2) Rrr[i] -= dtbar/dz*(vC->GetVC(i,j)*N2ind - vC->GetVC(i,j-1)*N2[ind-dimE]);
// else if (j < (dimz-1)/2) Rrr[i] += dtbar/dz*(vC->GetVC(i,j)*N2ind - vC->GetVC(i,j+1)*N2[ind+dimE]);
// }
// } // dimr-1
//
// // Calculate N
// // Utility::solve_tridag(lodrr, drr, uodrr, Rrr, xx);
// Utility::solve_tridag(&(lodrr[0]), &(drr[0]), &(uodrr[0]), &(Rrr[0]), &(xx[0]), dimr);
//
// for (int i = dimr-2; i >= 0; --i) {
// error = max(fabs(1.0 - xx[i]/N[index(i,j,k)]), error);
// N[index(i,j,k)] = xx[i];
// }
//
// } // dimz-1
// } // dimE-1
//
// if (counter%100 == 0) cout << error << endl;
// counter++;
// if (error < tolerance) conv = true;
// } // while (!conv)
//
// cout << "Steps: " << counter << endl;
return ;
}
// MODIFIED 17-09-2012
//**********************************************************************************************************************************************************
//**********************************************************************************************************************************************************
//**********************************************************************************************************************************************************
TCREvolutor3D::TCREvolutor3D(Galaxy* gal1) {
gal = gal1;
in = gal1->GetInput();
coord = gal->GetCoordinates();
dimx = coord->GetDimX();
dimy = coord->GetDimY();
dimz = coord->GetDimZ();
dimE = coord->GetDimE();
riac1 = vector<double>(dimx*dimy*dimz*dimE,0);
riac2 = vector<double>(dimx*dimy*dimz*dimE,0);
riac3 = vector<double>(dimx*dimy*dimz*dimE,0);
Pdotup = vector<double>(dimx*dimy*dimz*dimE,0);
Pdotdown = vector<double>(dimx*dimy*dimz*dimE,0);
}
//**********************************************************************************************************************************************************
//**********************************************************************************************************************************************************
//**********************************************************************************************************************************************************
// implemented by Daniele Gaggero ([email protected]) -- september 2012
// last modified by Daniele Gaggero ([email protected]) -- november 2012 -- tested point source propagation against analytical solution -- tested against 2D code in realistic setup
// anisotropic diffusion implemented by Luca Maccione and Daniele Gaggero -- november 2012 -- !!!under testing (dec 2012)!!!
// moving sources added by D.Gaggero -- 17/01/2013
// changed structure to improve performance - M. Weinreuter 05/07/2013
void TCREvolutor3D::Run(vector<double>& N, vector<double>& N_previous, TInelasticCrossSection *xsec_object, const vector<double>& dpdt, const vector<double>& SecSource_, const vector<double>& spectrum, double A, double Z, double lifetime, int daughter, bool SecEl, int K_electron, bool isDM, bool isExtra) {
// This is for the horizon(E) plot -- just remove that after the plot is done
if (A == 0 && Z == -1) {
TDiffusionCoefficient* dperp = gal->GetDiffCoeffEl();
vector<double> totmomentum = coord->GetMomentumEl();
vector<double> dperp_vec = dperp->GetSpectrum();
vector<double> x = (gal->GetCoordinates()->GetX());
vector<double> y = (gal->GetCoordinates()->GetY());
vector<double> z = (gal->GetCoordinates()->GetZ());
double deltax = ( (x.back() - x.front()) / (dimx-1) );
double deltay = ( (y.back() - y.front()) / (dimy-1) );
double deltaz = ( (z.back() - z.front()) / (dimz-1) );
unsigned int ixsun = (unsigned int) ((in->xobs-x.front())/(2.0*x.back())*(double)(dimx-1));
unsigned int iysun = (unsigned int) ((in->yobs-y.front())/(2.0*y.back())*(double)(dimy-1));
unsigned int izsun = (unsigned int) ((in->zobs-z.front())/(2.0*z.back())*(double)(dimz-1));
long int indspat = coord->indexD(ixsun,iysun,izsun);
cout << ixsun << " " << iysun << " " << izsun << endl;
cout << "momentum vector in GeV *** " << endl;
for (int ip = 0; ip < totmomentum.size(); ip++)
cout << totmomentum[ip] << ", " ;
cout << endl;
cout << "eloss vector at Sun position in GeV/Myr *** " << endl;
for (int ip = 0; ip < totmomentum.size(); ip++) {
long int ind = indspat*dimE+ip;
cout << dpdt[ip] << ", " ;
}