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ThermalFunctions.cpp
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ThermalFunctions.cpp
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#include <cmath>
#include "ThermalFunctions.h"
#include "Particles.h"
#include "IntegrationFunction.h"
#include "MiscellaneousFunctions.h"
const double PI = 3.1415926539;
// ------------------------------------------ThermalFunction------------------------------------------ //
ThermalFunction::ThermalFunction(const ParticleSystem &sys)
{
system = ParticleSystem { sys };
species = sys.getSpecies();
valueEach = new double[species];
}
ThermalFunction::ThermalFunction(const ThermalFunction ©):
ThermalFunction { copy.system }
{
value = copy.value ;
valueEach = new double[species];
for (int i = 0; i < species; ++i)
{
valueEach[i] = copy.valueEach[i];
}
integralLowerLimit1 = copy.integralLowerLimit1;
integralUpperLimit1 = copy.integralUpperLimit1;
integralLowerLimit2 = copy.integralLowerLimit2;
integralUpperLimit2 = copy.integralUpperLimit2;
integralDimension = copy.integralDimension;
isQuantityCalculated = copy.isQuantityCalculated;
isSingleParticleSystem = copy.isSingleParticleSystem;
}
ThermalFunction::~ThermalFunction()
{
delete[] valueEach;
valueEach = nullptr;
// std::cout << "ThermalFunction destructor called..." << '\n';
}
void ThermalFunction::setIntegralLimits(double a1, double b1, double a2, double b2)
{
integralLowerLimit1 = a1;
integralUpperLimit1 = b1;
integralLowerLimit2 = a2;
integralUpperLimit2 = b2;
}
void ThermalFunction::setSphericalUniformCoordinates()
{
integralDimension = 1;
coordinateSystem = SPHERICAL_UNIFORM;
}
void ThermalFunction::setDetectorRapidityCoordinates()
{
integralDimension = 2;
coordinateSystem = DETECTOR_RAPIDITY;
}
void ThermalFunction::setDetectorPseudorapidityCoordinates()
{
integralDimension = 2;
coordinateSystem = DETECTOR_PSEUDORAPIDITY;
}
double ThermalFunction::getValue()
{
if (isQuantityCalculated)
{
return value;
}
return 0;
}
double ThermalFunction::getValueEach(int idx)
{
if (isQuantityCalculated)
{
return valueEach[idx];
}
return 0;
}
// ------------------------------------------Pressure------------------------------------------ //
Pressure::Pressure(ParticleSystem &sys)
: ThermalFunction {sys}
{
temperature = system.getTemperature();
mass = new float[species];
chemicalPotential = new double[species];
spinDegeneracy = new double[species];
for (int i = 0; i < species; ++i)
{
mass[i] = system.getParticle(i).mass;
spinDegeneracy[i] = system.getParticle(i).spinDegeneracy;
chemicalPotential[i] = system.getChemicalPotentialEach(i);
}
}
Pressure::~Pressure()
{
delete[] mass;
delete[] chemicalPotential;
delete[] spinDegeneracy;
mass = nullptr;
chemicalPotential = nullptr;
spinDegeneracy = nullptr;
}
double Pressure::integrandSphericalUniformCoordinates(double *var, double *par)
{
double p {var[0]};
double T {par[0]};
double mu {par[1]};
double m {par[2]};
double g {par[3]};
double val,E,pVol,func;
int sign;
E = sqrt(m*m+p*p);
sign = pow(-1,g);
pVol = 4*PI*p*p;
func = sign*g*T*log(1+sign*exp(-(E-mu)/T));
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Pressure::integrandDetectorRapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double y = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double val,E,pVol,mT,func;
int sign;
mT = sqrt(m*m+pT*pT);
E = mT*cosh(y);
sign = pow(-1,g);
pVol = 2*PI*pT*mT*cosh(y);
func = sign*g*T*log(1+sign*exp(-(E-mu)/T));
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Pressure::integrandDetectorPseudorapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double eta = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double val,E,pVol,func;
int sign;
E = sqrt(pT*cosh(eta)*pT*cosh(eta)+m*m);
sign = pow(-1,g);
pVol = 2*PI*pT*pT*cosh(eta);
func = sign*g*T*log(1+sign*exp(-(E-mu)/T));
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Pressure::getValue(double T, double mub, double muq, double mus)
{
double value = 0;
double param[4];
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 4, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = T;
param[1] = system.getParticle(i).baryonNumber*mub;
param[1] += system.getParticle(i).charge*muq;
param[1] += system.getParticle(i).strangeness*mus;
param[2] = system.getParticle(i).mass;
param[3] = system.getParticle(i).spinDegeneracy;
value += integral.integrate(param);
}
}
else if(coordinateSystem == DETECTOR_RAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorRapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = T;
param[1] = system.getParticle(i).baryonNumber*mub;
param[1] += system.getParticle(i).charge*muq;
param[1] += system.getParticle(i).strangeness*mus;
param[2] = system.getParticle(i).mass;
param[3] = system.getParticle(i).spinDegeneracy;
value += integral.integrate(param);
}
}
else if(coordinateSystem == DETECTOR_PSEUDORAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorPseudorapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = T;
param[1] = system.getParticle(i).baryonNumber*mub;
param[1] += system.getParticle(i).charge*muq;
param[1] += system.getParticle(i).strangeness*mus;
param[2] = system.getParticle(i).mass;
param[3] = system.getParticle(i).spinDegeneracy;
value += integral.integrate(param);
}
}
return value;
}
void Pressure::calculateValue()
{
value = 0;
double param[4];
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 4, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
else if(coordinateSystem == DETECTOR_RAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorRapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
else if(coordinateSystem == DETECTOR_PSEUDORAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorPseudorapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
isQuantityCalculated = true;
}
// ------------------------------------------Susceptibility1------------------------------------------ //
Susceptibility1::Susceptibility1(ParticleSystem &sys)
: ThermalFunction {sys}
{
temperature = system.getTemperature();
mass = new float[species];
chemicalPotential = new double[species];
spinDegeneracy = new double[species];
for (int i = 0; i < species; ++i)
{
mass[i] = system.getParticle(i).mass;
spinDegeneracy[i] = system.getParticle(i).spinDegeneracy;
chemicalPotential[i] = system.getChemicalPotentialEach(i);
}
}
Susceptibility1::~Susceptibility1()
{
delete[] mass;
delete[] chemicalPotential;
delete[] spinDegeneracy;
mass = nullptr;
chemicalPotential = nullptr;
spinDegeneracy = nullptr;
}
double Susceptibility1::integrandSphericalUniformCoordinates(double *var, double *par)
{
double p {var[0]};
double T {par[0]};
double mu {par[1]};
double m {par[2]};
double g {par[3]};
double val,E,pVol,func,n;
int sign;
E = sqrt(m*m+p*p);
sign = pow(-1,g);
pVol = 4*PI*p*p;
n = g/(exp((E-mu)/T)+sign);
func = n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1::integrandDetectorRapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double y = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double val,E,pVol,mT,n,func;
int sign;
mT = sqrt(m*m+pT*pT);
E = mT*cosh(y);
sign = pow(-1,g);
pVol = 2*PI*pT*mT*cosh(y);
n = g/(exp((E-mu)/T)+sign);
func = n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1::integrandDetectorPseudorapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double eta = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double val,E,pVol,n,func;
int sign;
E = sqrt(pT*cosh(eta)*pT*cosh(eta)+m*m);
sign = pow(-1,g);
pVol = 2*PI*pT*pT*cosh(eta);
n = g/(exp((E-mu)/T)+sign);
func = n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1::getValueEachWithoutDecay(int idx, double T, double mub, double muq, double mus)
{
double value = 0;
double param[4];
SingleParticle currParticle = system.getParticle(idx);
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 4, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
value = integral.integrate(param);
}
else if(coordinateSystem == DETECTOR_RAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorRapidityCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
value = integral.integrate(param);
}
else if(coordinateSystem == DETECTOR_PSEUDORAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorPseudorapidityCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
value = integral.integrate(param);
}
return value;
}
double Susceptibility1::getValue(double T, double mub, double muq, double mus)
{
double value = 0;
double valueEach[species];
for (int i = 0; i < species; ++i)
{
valueEach[i] = getValueEachWithoutDecay(i,T,mub,muq,mus);
value += valueEach[i];
}
if(enableDecay)
{
double newValue = 0;
double newValueEach[species];
SingleParticle stableParticle, decayParticle;
int maxL = 60;
int *nr = new int[maxL];
float *br = new float[maxL];
double nr1, dnr2, dnr3, dnr4;
for (int i = 0; i < species; ++i)
{
newValueEach[i] = valueEach[i];
stableParticle = system.getParticle(i);
if (stableParticle.isStable)
{
for (int j = 0; j < species; ++j)
{
decayParticle = system.getParticle(j);
if (!decayParticle.isStable)
{
if(decayParticle.n_decayChannels > maxL){
// cout << "Need bigger array of size " << particles[i]->decayChannels << endl;
maxL = decayParticle.n_decayChannels;
nr = new int[maxL];
br = new float[maxL];
}
for (int k = 0; k < decayParticle.n_decayChannels; ++k)
{
br[k] = decayParticle.dChannels[k].branchingRatio;
nr[k] = 0;
for (int l = 0; l < decayParticle.dChannels[k].daughters; ++l)
{
if (i == decayParticle.dChannels[k].daughterID[l])
{
nr[k] += 1;
}
}
}
nr1 = moment(nr,br,decayParticle.n_decayChannels,1);
// dnr2 = centralMoment(nr,br,particles[i]->decayChannels,2);
// dnr3 = centralMoment(nr,br,particles[i]->decayChannels,3);
// dnr4 = centralMoment(nr,br,particles[i]->decayChannels,4);
newValueEach[i] += valueEach[j]*nr1;
}
}
newValue += newValueEach[i];
}
}
delete[] nr;
delete[] br;
value = newValue;
}
return value;
}
double Susceptibility1::getValueEach(int idx, double T, double mub, double muq, double mus)
{
double value = getValueEachWithoutDecay(idx,T,mub,muq,mus);
if(enableDecay)
{
double newValue = value;
double valueEach = 0;
bool decayFlag {false};
SingleParticle stableParticle, decayParticle;
stableParticle = system.getParticle(idx);
int maxL = 60;
int *nr = new int[maxL];
float *br = new float[maxL];
double nr1, dnr2, dnr3, dnr4;
if (stableParticle.isStable)
{
for (int i = 0; i < species; ++i)
{
decayParticle = system.getParticle(i);
if (!decayParticle.isStable)
{
if(decayParticle.n_decayChannels > maxL){
// cout << "Need bigger array of size " << particles[i]->decayChannels << endl;
maxL = decayParticle.n_decayChannels;
nr = new int[maxL];
br = new float[maxL];
}
decayFlag = false;
for (int j = 0; j < decayParticle.n_decayChannels; ++j)
{
br[j] = decayParticle.dChannels[j].branchingRatio;
nr[j] = 0;
for (int k = 0; k < decayParticle.dChannels[j].daughters; ++k)
{
if (idx == decayParticle.dChannels[j].daughterID[k])
{
nr[j] += 1;
decayFlag = true;
}
}
}
nr1 = moment(nr,br,decayParticle.n_decayChannels,1);
// dnr2 = centralMoment(nr,br,particles[i]->decayChannels,2);
// dnr3 = centralMoment(nr,br,particles[i]->decayChannels,3);
// dnr4 = centralMoment(nr,br,particles[i]->decayChannels,4);
valueEach = 0;
if (decayFlag)
{
valueEach = getValueEachWithoutDecay(i,T,mub,muq,mus);
}
newValue += valueEach*nr1;
}
}
}
delete[] nr;
delete[] br;
value = newValue;
}
return value;
}
void Susceptibility1::calculateValue()
{
value = 0;
double param[4];
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 4, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
else if(coordinateSystem == DETECTOR_RAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorRapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
else if(coordinateSystem == DETECTOR_PSEUDORAPIDITY)
{
IntegrationFunction integral { 4, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorPseudorapidityCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];
param[3] = spinDegeneracy[i];
valueEach[i] = integral.integrate(param);
value += valueEach[i];
}
}
if(enableDecay)
{
double newValue = 0;
double *newValueEach = new double[species];
SingleParticle stableParticle, decayParticle;
int maxL = 60;
int *nr = new int[maxL];
float *br = new float[maxL];
double nr1, dnr2, dnr3, dnr4;
for (int i = 0; i < species; ++i)
{
newValueEach[i] = valueEach[i];
stableParticle = system.getParticle(i);
if (stableParticle.isStable)
{
for (int j = 0; j < species; ++j)
{
decayParticle = system.getParticle(j);
if (!decayParticle.isStable)
{
if(decayParticle.n_decayChannels > maxL){
// cout << "Need bigger array of size " << particles[i]->decayChannels << endl;
maxL = decayParticle.n_decayChannels;
nr = new int[maxL];
br = new float[maxL];
}
for (int k = 0; k < decayParticle.n_decayChannels; ++k)
{
br[k] = decayParticle.dChannels[k].branchingRatio;
nr[k] = 0;
for (int l = 0; l < decayParticle.dChannels[k].daughters; ++l)
{
if (i == decayParticle.dChannels[k].daughterID[l])
{
nr[k] += 1;
}
}
}
nr1 = moment(nr,br,decayParticle.n_decayChannels,1);
// dnr2 = centralMoment(nr,br,particles[i]->decayChannels,2);
// dnr3 = centralMoment(nr,br,particles[i]->decayChannels,3);
// dnr4 = centralMoment(nr,br,particles[i]->decayChannels,4);
newValueEach[i] += valueEach[j]*nr1;
}
}
newValue += newValueEach[i];
}
}
delete[] valueEach;
valueEach = newValueEach;
value = newValue;
delete[] nr;
delete[] br;
}
isQuantityCalculated = true;
}
// ------------------------------------------Susceptibility1B------------------------------------------ //
Susceptibility1B::Susceptibility1B(ParticleSystem &sys)
: ThermalFunction {sys}
{
temperature = system.getTemperature();
mass = new float[species];
chemicalPotential = new double[species];
spinDegeneracy = new double[species];
baryonNumber = new int[species];
for (int i = 0; i < species; ++i)
{
mass[i] = system.getParticle(i).mass;
spinDegeneracy[i] = system.getParticle(i).spinDegeneracy;
chemicalPotential[i] = system.getChemicalPotentialEach(i);
baryonNumber[i] = system.getParticle(i).baryonNumber;
}
}
Susceptibility1B::~Susceptibility1B()
{
delete[] mass;
delete[] chemicalPotential;
delete[] spinDegeneracy;
delete[] baryonNumber;
mass = nullptr;
chemicalPotential = nullptr;
spinDegeneracy = nullptr;
baryonNumber = nullptr;
}
double Susceptibility1B::integrandSphericalUniformCoordinates(double *var, double *par)
{
double p {var[0]};
double T {par[0]};
double mu {par[1]};
double m {par[2]};
double g {par[3]};
double B {par[4]};
double val,E,pVol,func,n;
int sign;
E = sqrt(m*m+p*p);
sign = pow(-1,g);
pVol = 4*PI*p*p;
n = g/(exp((E-mu)/T)+sign);
func = B*n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1B::integrandDetectorRapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double y = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double B {par[4]};
double val,E,pVol,mT,n,func;
int sign;
mT = sqrt(m*m+pT*pT);
E = mT*cosh(y);
sign = pow(-1,g);
pVol = 2*PI*pT*mT*cosh(y);
n = g/(exp((E-mu)/T)+sign);
func = B*n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1B::integrandDetectorPseudorapidityCoordinates(double *var, double *par)
{
double pT = var[0];
double eta = var[1];
double T = par[0];
double mu = par[1];
double m = par[2];
double g = par[3];
double B {par[4]};
double val,E,pVol,n,func;
int sign;
E = sqrt(pT*cosh(eta)*pT*cosh(eta)+m*m);
sign = pow(-1,g);
pVol = 2*PI*pT*pT*cosh(eta);
n = g/(exp((E-mu)/T)+sign);
func = B*n/(T*T*T);
val = pVol*func/(8*PI*PI*PI);
return val;
}
double Susceptibility1B::getValueEachWithoutDecay(int idx, double T, double mub, double muq, double mus)
{
double value = 0;
double param[5];
SingleParticle currParticle = system.getParticle(idx);
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 5, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
param[4] = currParticle.baryonNumber;
value = integral.integrate(param);
}
else if(coordinateSystem == DETECTOR_RAPIDITY)
{
IntegrationFunction integral { 5, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorRapidityCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
param[4] = currParticle.baryonNumber;
value = integral.integrate(param);
}
else if(coordinateSystem == DETECTOR_PSEUDORAPIDITY)
{
IntegrationFunction integral { 5, 2, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1, integralLowerLimit2, integralUpperLimit2);
integral.setFunction(integrandDetectorPseudorapidityCoordinates);
param[0] = T;
param[1] = currParticle.baryonNumber*mub;
param[1] += currParticle.charge*muq;
param[1] += currParticle.strangeness*mus;
param[2] = currParticle.mass;
param[3] = currParticle.spinDegeneracy;
param[4] = currParticle.baryonNumber;
value = integral.integrate(param);
}
return value;
}
double Susceptibility1B::getValue(double T, double mub, double muq, double mus)
{
double value = 0;
double valueEach[species];
for (int i = 0; i < species; ++i)
{
valueEach[i] = getValueEachWithoutDecay(i,T,mub,muq,mus);
value += valueEach[i];
}
if(enableDecay)
{
double newValue = 0;
double newValueEach[species];
SingleParticle stableParticle, decayParticle;
int maxL = 60;
int *nr = new int[maxL];
float *br = new float[maxL];
double nr1, dnr2, dnr3, dnr4;
for (int i = 0; i < species; ++i)
{
newValueEach[i] = valueEach[i];
stableParticle = system.getParticle(i);
if (stableParticle.isStable)
{
for (int j = 0; j < species; ++j)
{
decayParticle = system.getParticle(j);
if (!decayParticle.isStable)
{
if(decayParticle.n_decayChannels > maxL){
// cout << "Need bigger array of size " << particles[i]->decayChannels << endl;
maxL = decayParticle.n_decayChannels;
nr = new int[maxL];
br = new float[maxL];
}
for (int k = 0; k < decayParticle.n_decayChannels; ++k)
{
br[k] = decayParticle.dChannels[k].branchingRatio;
nr[k] = 0;
for (int l = 0; l < decayParticle.dChannels[k].daughters; ++l)
{
if (i == decayParticle.dChannels[k].daughterID[l])
{
nr[k] += 1;
}
}
}
nr1 = moment(nr,br,decayParticle.n_decayChannels,1);
// dnr2 = centralMoment(nr,br,particles[i]->decayChannels,2);
// dnr3 = centralMoment(nr,br,particles[i]->decayChannels,3);
// dnr4 = centralMoment(nr,br,particles[i]->decayChannels,4);
newValueEach[i] += valueEach[j]*nr1;
}
}
newValue += newValueEach[i];
}
}
delete[] nr;
delete[] br;
value = newValue;
}
return value;
}
double Susceptibility1B::getValueEach(int idx, double T, double mub, double muq, double mus)
{
double value = getValueEachWithoutDecay(idx,T,mub,muq,mus);
if(enableDecay)
{
double newValue = value;
double valueEach = 0;
bool decayFlag {false};
SingleParticle stableParticle, decayParticle;
stableParticle = system.getParticle(idx);
int maxL = 60;
int *nr = new int[maxL];
float *br = new float[maxL];
double nr1, dnr2, dnr3, dnr4;
if (stableParticle.isStable)
{
for (int i = 0; i < species; ++i)
{
decayParticle = system.getParticle(i);
if (!decayParticle.isStable)
{
if(decayParticle.n_decayChannels > maxL){
// cout << "Need bigger array of size " << particles[i]->decayChannels << endl;
maxL = decayParticle.n_decayChannels;
nr = new int[maxL];
br = new float[maxL];
}
decayFlag = false;
for (int j = 0; j < decayParticle.n_decayChannels; ++j)
{
br[j] = decayParticle.dChannels[j].branchingRatio;
nr[j] = 0;
for (int k = 0; k < decayParticle.dChannels[j].daughters; ++k)
{
if (idx == decayParticle.dChannels[j].daughterID[k])
{
nr[j] += 1;
decayFlag = true;
}
}
}
nr1 = moment(nr,br,decayParticle.n_decayChannels,1);
// dnr2 = centralMoment(nr,br,particles[i]->decayChannels,2);
// dnr3 = centralMoment(nr,br,particles[i]->decayChannels,3);
// dnr4 = centralMoment(nr,br,particles[i]->decayChannels,4);
valueEach = 0;
if (decayFlag)
{
valueEach = getValueEachWithoutDecay(i,T,mub,muq,mus);
}
newValue += valueEach*nr1;
}
}
}
delete[] nr;
delete[] br;
value = newValue;
}
return value;
}
void Susceptibility1B::calculateValue()
{
value = 0;
double param[5];
if(coordinateSystem == SPHERICAL_UNIFORM)
{
IntegrationFunction integral { 5, 1, useFastIntegral };
integral.setLimits(integralLowerLimit1, integralUpperLimit1);
integral.setFunction(integrandSphericalUniformCoordinates);
for (int i = 0; i < species; ++i)
{
param[0] = temperature;
param[1] = chemicalPotential[i];
param[2] = mass[i];