#include "TMath.h"
#include "TRandom.h"
#include "TDatabasePDG.h"
#include "AliGenMUONlib.h"
ClassImp(AliGenMUONlib)
Double_t AliGenMUONlib::PtPion(const Double_t *px, const Double_t* )
{
const Double_t kp0 = 1.3;
const Double_t kxn = 8.28;
const Double_t kxlim=0.5;
const Double_t kt=0.160;
const Double_t kxmpi=0.139;
const Double_t kb=1.;
Double_t y, y1, xmpi2, ynorm, a;
Double_t x=*px;
y1=TMath::Power(kp0/(kp0+kxlim),kxn);
xmpi2=kxmpi*kxmpi;
ynorm=kb*(TMath::Exp(-sqrt(kxlim*kxlim+xmpi2)/kt));
a=ynorm/y1;
if (x > kxlim)
y=a*TMath::Power(kp0/(kp0+x),kxn);
else
y=kb*TMath::Exp(-sqrt(x*x+xmpi2)/kt);
return y*x;
}
Double_t AliGenMUONlib::YPion( const Double_t *py, const Double_t *)
{
Double_t y=TMath::Abs(*py);
return 1.16526e+04+y*-3.79886e+03+y*y*4.31130e+02;
}
Int_t AliGenMUONlib::IpPion(TRandom *ran)
{
if (ran->Rndm() < 0.5) {
return 211;
} else {
return -211;
}
}
Double_t AliGenMUONlib::PtScal(Double_t pt, Int_t np)
{
const Double_t khm[10] = {.13957,.493,.5488,.769,.7826,.958,1.02,0,0,0};
const Double_t kfmax[10]={1.,0.3,0.55,1.0,1.0,1.0,1.0,0,0,0};
np--;
Double_t f5=TMath::Power(((sqrt(100.018215)+2.)/(sqrt(100.+khm[np]*khm[np])+2.0)),12.3);
Double_t fmax2=f5/kfmax[np];
Double_t ptpion=100.*PtPion(&pt, (Double_t*) 0);
Double_t fmtscal=TMath::Power(((sqrt(pt*pt+0.018215)+2.)/
(sqrt(pt*pt+khm[np]*khm[np])+2.0)),12.3)/ fmax2;
return fmtscal*ptpion;
}
Double_t AliGenMUONlib::PtKaon( const Double_t *px, const Double_t *)
{
return PtScal(*px,2);
}
Double_t AliGenMUONlib::YKaon( const Double_t *py, const Double_t *)
{
Double_t y=TMath::Abs(*py);
return 1.16526e+04+y*-3.79886e+03+y*y*4.31130e+02;
}
Int_t AliGenMUONlib::IpKaon(TRandom *ran)
{
if (ran->Rndm() < 0.5) {
return 321;
} else {
return -321;
}
}
Double_t AliGenMUONlib::PtJpsiPPdummy(Double_t x, Double_t energy)
{
const Double_t kpt0 = 1.04*TMath::Power(energy,0.101);
const Double_t kxn = 3.9;
Double_t pass1 = 1.+0.363*(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiPP7000(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,7000);
}
Double_t AliGenMUONlib::PtJpsiPP8000(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,8000);
}
Double_t AliGenMUONlib::PtJpsiPP2760(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,2760);
}
Double_t AliGenMUONlib::PtJpsiPP4400(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,4400);
}
Double_t AliGenMUONlib::PtJpsiPP5030(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,5030);
}
Double_t AliGenMUONlib::PtJpsiPP8800(const Double_t *px, const Double_t *)
{
return PtJpsiPPdummy(*px,8800);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760ShFdummy(Double_t x, Int_t n)
{
const Double_t f1[12] = {1, 1.128, 1.097, 1.037, 0.937, 0.821, 0.693, 0.558,
0.428, 0.317, 0.231, 0.156};
const Double_t f2[12] = {1, 1.313, 1.202, 1.039, 0.814, 0.593, 0.391, 0.224,
0.106, 0.041, 0.013, 0.002};
const Double_t c1[7] = {1.6077e+00, 7.6300e-02,-7.1880e-03, 3.4067e-04,
-9.2776e-06,1.5138e-07, 1.4652e-09};
const Double_t c2[7] = {6.2047e-01, 5.7653e-02,-4.1414e-03, 1.0301e-04,
9.6205e-07,-7.4098e-08, 5.0946e-09};
Double_t y1, y2;
Int_t j;
y1 = c1[j = 6]; y2 = c2[6];
while (j > 0) {y1 = y1 * x + c1[--j]; y2 = y2 * x + c2[j];}
y1 /= 1.+c1[6]*TMath::Power(x,6);
y2 /= 1.+c2[6]*TMath::Power(x,6);
y1 = 1 + (y1-2)*f1[n] + (y2+1-y1)*f2[n];
if(y1<0) y1=0;
return y1;
}
Double_t AliGenMUONlib::PtJpsiPbPb2760(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 0) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c1(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 1) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c2(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 2) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c3(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 3) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c4(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 4) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c5(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 5) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c6(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 6) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c7(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 7) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c8(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 8) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c9(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 9) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c10(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 10) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbPb2760c11(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbPb2760ShFdummy(*px, 11) * PtJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {6.675e-01, 1.808e-02, 2.721e-03,-7.793e-04, 7.504e-05,-3.884e-06, 5.759e-07};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[6]*TMath::Power(x,6);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtJpsiPPb5030(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb5030ShFdummy(*px, 0) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb5030c1(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb5030ShFdummy(*px, 1) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb5030c2(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb5030ShFdummy(*px, 2) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb5030c3(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb5030ShFdummy(*px, 3) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb5030c4(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb5030ShFdummy(*px, 4) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {8.966e-01, 3.498e-02, 6.637e-03,-1.765e-03, 1.240e-04,-2.086e-06, 4.062e-07};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[6]*TMath::Power(x,6);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtJpsiPbP5030(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP5030ShFdummy(*px, 0) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP5030c1(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP5030ShFdummy(*px, 1) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP5030c2(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP5030ShFdummy(*px, 2) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP5030c3(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP5030ShFdummy(*px, 3) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP5030c4(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP5030ShFdummy(*px, 4) * PtJpsiPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {6.4922e-01, 6.4857e-03, 4.7268e-03,-9.5075e-04,
8.4075e-05,-4.2006e-06, 4.9970e-07};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[6]*TMath::Power(x,6);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtJpsiPPb8800(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb8800ShFdummy(*px, 0) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb8800c1(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb8800ShFdummy(*px, 1) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb8800c2(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb8800ShFdummy(*px, 2) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb8800c3(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb8800ShFdummy(*px, 3) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPPb8800c4(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPPb8800ShFdummy(*px, 4) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {8.7562e-01, 2.1944e-02, 7.8509e-03,-1.3979e-03,
3.8513e-05, 4.2008e-06, 1.7088e-06};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[6]*TMath::Power(x,6);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtJpsiPbP8800(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP8800ShFdummy(*px, 0) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP8800c1(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP8800ShFdummy(*px, 1) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP8800c2(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP8800ShFdummy(*px, 2) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP8800c3(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP8800ShFdummy(*px, 3) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsiPbP8800c4(const Double_t *px, const Double_t *dummy)
{
return PtJpsiPbP8800ShFdummy(*px, 4) * PtJpsiPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtJpsi( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.;
const Double_t kxn = 3.6;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaled( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 5.100;
const Double_t kxn = 4.102;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 5.630;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP10( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 5.334;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP9( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 5.245;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP7( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 5.072;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP4( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.647;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP3( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.435;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPP2( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.233;
const Double_t kxn = 4.071;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPPb9( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {6.42774e-01, 1.86168e-02, -6.77296e-04, 8.93512e-06, 1.31586e-07};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtJpsiCDFscaledPP9(px,dummy);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPbP9( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {8.58557e-01, 5.39791e-02, -4.75180e-03, 2.49463e-04, 5.52396e-05};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtJpsiCDFscaledPP9(px,dummy);
}
Double_t AliGenMUONlib::PtJpsiCDFscaledPbPb4( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {6.01022e-01, 4.70988e-02, -2.27917e-03, 3.09885e-05, 1.31955e-06};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtJpsiCDFscaledPP4(px,dummy);
}
Double_t AliGenMUONlib::PtJpsiFlat( const Double_t *, const Double_t * )
{
return 1.;
}
Double_t AliGenMUONlib::PtJpsiPbPb( const Double_t *px, const Double_t *)
{
Float_t x = px[0];
Float_t c[8] = {
-2.13098e+00, 9.46552e+00, -5.06799e+00, 1.27260e+00,
-1.83806e-01, 1.55853e-02, -7.23241e-04, 1.42105e-05
};
Double_t y;
if (x < 10.) {
Int_t j;
y = c[j = 7];
while (j > 0) y = y * x +c[--j];
y = x * TMath::Exp(y);
} else {
y = 0.;
}
return y;
}
Double_t AliGenMUONlib::PtJpsiBPbPb( const Double_t *px, const Double_t *)
{
Double_t x0 = 4.0384;
Double_t n = 3.0288;
Double_t x = px[0];
Double_t y = x / TMath::Power((1. + (x/x0)*(x/x0)), n);
return y;
}
Double_t AliGenMUONlib::PtJpsiPP( const Double_t *px, const Double_t *)
{
Float_t x = px[0];
Float_t c[4] = {8.47471e+00, -1.93567e+00, 1.50271e-01, -5.51212e-03};
Double_t y;
if (x < 10.) {
Int_t j;
y = c[j = 3];
while (j > 0) y = y * x +c[--j];
y = x * TMath::Exp(y);
} else {
y = 0.;
}
return y;
}
Double_t AliGenMUONlib::YJpsiPPdummy(Double_t x, Double_t energy)
{
x = x/TMath::Log(energy/3.097);
x = x*x;
Double_t y = TMath::Exp(-x/0.4/0.4/2);
if(x > 1) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiPPpoly(Double_t x, Double_t energy)
{
x = x/TMath::Log(energy/3.097);
x = x*x;
Double_t y = 1 - 6.9*x*x;
if(y < 0) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiPP7000(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 7000);
}
Double_t AliGenMUONlib::YJpsiPP8000(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 8000);
}
Double_t AliGenMUONlib::YJpsiPP2760(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 2760);
}
Double_t AliGenMUONlib::YJpsiPP4400(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 4400);
}
Double_t AliGenMUONlib::YJpsiPP5030(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 5030);
}
Double_t AliGenMUONlib::YJpsiPP8800(const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 8800);
}
Double_t AliGenMUONlib::YJpsiPPpoly7000(const Double_t *px, const Double_t *)
{
return YJpsiPPpoly(*px, 7000);
}
Double_t AliGenMUONlib::YJpsiPPpoly2760(const Double_t *px, const Double_t *)
{
return YJpsiPPpoly(*px, 2760);
}
Double_t AliGenMUONlib::YJpsiPbPb2760ShFdummy(Double_t x, Int_t n)
{
const Double_t f1[12] = {1, 1.128, 1.097, 1.037, 0.937, 0.821, 0.693, 0.558,
0.428, 0.317, 0.231, 0.156};
const Double_t f2[12] = {1, 1.313, 1.202, 1.039, 0.814, 0.593, 0.391, 0.224,
0.106, 0.041, 0.013, 0.002};
const Double_t c1[5] = {1.5591e+00, 7.5827e-03, 2.0676e-03,-1.1717e-04, 1.5237e-06};
const Double_t c2[5] = {6.0861e-01, 4.8854e-03, 1.3685e-03,-7.9182e-05, 1.0475e-06};
x = x*x;
Double_t y1, y2;
Int_t j;
y1 = c1[j = 4]; y2 = c2[4];
while (j > 0) {y1 = y1 * x + c1[--j]; y2 = y2 * x + c2[j];}
y1 = 1 + (y1-2)*f1[n] + (y2+1-y1)*f2[n];
if(y1<0) y1=0;
return y1;
}
Double_t AliGenMUONlib::YJpsiPbPb2760(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 0) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c1(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 1) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c2(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 2) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c3(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 3) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c4(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 4) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c5(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 5) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c6(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 6) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c7(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 7) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c8(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 8) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c9(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 9) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c10(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 10) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPbPb2760c11(const Double_t *px, const Double_t *dummy)
{
return YJpsiPbPb2760ShFdummy(*px, 11) * YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiPP5030dummy(Double_t px)
{
return AliGenMUONlib::YJpsiPP5030(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YJpsiPPb5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {7.641e-01, 1.611e-02, 4.109e-03, 2.818e-03, 3.359e-04,-6.376e-05,-9.717e-06};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return 1 +(y-1)*f[n];
}
Double_t AliGenMUONlib::YJpsiPPb5030(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 0) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb5030c1(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 1) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb5030c2(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 2) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb5030c3(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 3) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb5030c4(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 4) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP5030(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 0) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP5030c1(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 1) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP5030c2(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 2) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP5030c3(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 3) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP5030c4(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb5030ShFdummy(x, 4) * YJpsiPP5030dummy(x);
}
Double_t AliGenMUONlib::YJpsiPP8800dummy(Double_t px)
{
return AliGenMUONlib::YJpsiPP8800(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YJpsiPPb8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {7.4372e-01, 2.3299e-02, 2.8678e-03, 1.9595e-03,
3.2849e-04,-4.0547e-05,-7.9732e-06};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return 1 +(y-1)*f[n];
}
Double_t AliGenMUONlib::YJpsiPPb8800(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 0) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb8800c1(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 1) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb8800c2(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 2) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb8800c3(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 3) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPPb8800c4(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 4) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP8800(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 0) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP8800c1(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 1) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP8800c2(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 2) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP8800c3(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 3) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsiPbP8800c4(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YJpsiPPb8800ShFdummy(x, 4) * YJpsiPP8800dummy(x);
}
Double_t AliGenMUONlib::YJpsi(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 4.;
const Double_t kb=1.;
Double_t yj;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yj=kb;
else
yj=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yj;
}
Double_t AliGenMUONlib::YJpsiFlat( const Double_t *, const Double_t * )
{
return 1.;
}
Double_t AliGenMUONlib::YJpsiPbPb( const Double_t *px, const Double_t *)
{
Double_t c[5] = {-6.03425e+02, 4.98257e+02, -1.38794e+02, 1.62209e+01, -6.85955e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 4.) {
y = 31.754;
} else if (x < 6) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaled( const Double_t *px, const Double_t* dummy)
{
return AliGenMUONlib::YJpsiPbPb(px, dummy);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP( const Double_t *px, const Double_t* dummy)
{
return AliGenMUONlib::YJpsiPP(px, dummy);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP10( const Double_t *px, const Double_t *)
{
Double_t c[5] = {2.46681e+01, 8.91486e+01, -3.21227e+01, 3.63075e+00, -1.32047e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 3.2) {
y = 98.523 - 1.3664 * x * x;
} else if (x < 7.5) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
if(y<0) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP9( const Double_t *px, const Double_t *)
{
Double_t c[5] = {3.33882e+02, -1.30980e+02, 2.59082e+01, -3.08935e+00, 1.56375e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 3.7) {
y = 99.236 - 1.5498 * x * x;
} else if (x < 7.4) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
if(y<0) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP9dummy(Double_t px)
{
return AliGenMUONlib::YJpsiCDFscaledPP9(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP7( const Double_t *px, const Double_t *)
{
Double_t c[5] = {6.71181e+02, -3.69240e+02, 8.89644e+01, -1.04937e+01, 4.80959e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 4.0) {
y = 100.78 - 1.8353 * x * x;
} else if (x < 7.3) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
if(y<0) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP4( const Double_t *px, const Double_t *)
{
Double_t c[5] = {4.00785e+02, -1.41159e+01, -3.28599e+01, 5.53048e+00, -2.45151e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 5.5) {
y = 107.389 - 2.7454 * x * x;
} else if (x < 7.0) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
if(y<0) y=0;
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP3( const Double_t *px, const Double_t *dummy)
{
return AliGenMUONlib::YJpsiPP2760(px, dummy);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPP2( const Double_t *px, const Double_t *)
{
return YJpsiPPdummy(*px, 1960);
}
Double_t AliGenMUONlib::YJpsiPP( const Double_t *px, const Double_t *)
{
Double_t c[5] = {1.38532e+00, 1.00596e+02, -3.46378e+01, 3.94172e+00, -1.48319e-01};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x < 2.5) {
y = 96.455 - 0.8483 * x * x;
} else if (x < 7.9) {
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
} else {
y =0.;
}
return y;
}
Double_t AliGenMUONlib::YJpsiCDFscaledPPb9( const Double_t *px, const Double_t *)
{
Double_t c[7] = {7.52296e-01, 2.49917e-02, 3.36500e-03, 1.91187e-03, 2.92154e-04,
-4.16509e-05,-7.62709e-06};
Double_t y;
Double_t x = px[0] + 0.47;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YJpsiCDFscaledPP9dummy(x);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPbP9( const Double_t *px, const Double_t *)
{
Double_t c[7] = {7.52296e-01, 2.49917e-02, 3.36500e-03, 1.91187e-03, 2.92154e-04,
-4.16509e-05,-7.62709e-06};
Double_t y;
Double_t x = -px[0] + 0.47;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YJpsiCDFscaledPP9dummy(x);
}
Double_t AliGenMUONlib::YJpsiCDFscaledPbPb4( const Double_t *px, const Double_t *dummy)
{
Double_t c[4] = {5.95228e-01, 9.45069e-03, 2.44710e-04, -1.32894e-05};
Double_t x = px[0]*px[0];
Double_t y;
Int_t j;
y = c[j = 3];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YJpsiCDFscaledPP4(px,dummy);
}
Double_t AliGenMUONlib::YJpsiBPbPb( const Double_t *px, const Double_t *)
{
Double_t c[7] = {7.37025e-02, 0., -2.94487e-03, 0., 6.07953e-06, 0., 5.39219e-07};
Double_t x = TMath::Abs(px[0]);
Double_t y;
if (x > 6.) {
y = 0.;
} else {
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
}
return y;
}
Int_t AliGenMUONlib::IpJpsi(TRandom *)
{
return 443;
}
Int_t AliGenMUONlib::IpPsiP(TRandom *)
{
return 100443;
}
Int_t AliGenMUONlib::IpJpsiFamily(TRandom *)
{
Int_t ip;
Float_t r = gRandom->Rndm();
if (r < 0.98) {
ip = 443;
} else {
ip = 100443;
}
return ip;
}
Double_t AliGenMUONlib::PtUpsilonPPdummy(Double_t x, Double_t energy)
{
const Double_t kpt0 = 1.96*TMath::Power(energy,0.095);
const Double_t kxn = 3.4;
Double_t pass1 = 1.+0.471*(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonPP7000(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,7000);
}
Double_t AliGenMUONlib::PtUpsilonPP8000(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,8000);
}
Double_t AliGenMUONlib::PtUpsilonPP2760(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,2760);
}
Double_t AliGenMUONlib::PtUpsilonPP4400(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,4400);
}
Double_t AliGenMUONlib::PtUpsilonPP5030(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,5030);
}
Double_t AliGenMUONlib::PtUpsilonPP8800(const Double_t *px, const Double_t *)
{
return PtUpsilonPPdummy(*px,8800);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760ShFdummy(Double_t x, Int_t n)
{
const Double_t f1[12] = {1, 1.128, 1.097, 1.037, 0.937, 0.821, 0.693, 0.558,
0.428, 0.317, 0.231, 0.156};
const Double_t f2[12] = {1, 1.313, 1.202, 1.039, 0.814, 0.593, 0.391, 0.224,
0.106, 0.041, 0.013, 0.002};
const Double_t c1[7] = {1.9089e+00, 1.2969e-03, 8.9786e-05,-5.3062e-06,
-1.0046e-06,6.1446e-08, 1.0885e-09};
const Double_t c2[7] = {8.8423e-01,-8.7488e-05, 5.9857e-04,-5.7959e-05,
2.0059e-06,-2.7343e-08, 6.6053e-10};
Double_t y1, y2;
Int_t j;
y1 = c1[j = 6]; y2 = c2[6];
while (j > 0) {y1 = y1 * x + c1[--j]; y2 = y2 * x + c2[j];}
y1 /= 1.+c1[6]*TMath::Power(x,6);
y2 /= 1.+c2[6]*TMath::Power(x,6);
y1 = 1 + (y1-2)*f1[n] + (y2+1-y1)*f2[n];
if(y1<0) y1=0;
return y1;
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 0) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c1(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 1) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c2(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 2) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c3(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 3) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c4(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 4) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c5(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 5) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c6(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 6) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c7(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 7) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c8(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 8) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c9(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 9) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c10(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 10) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbPb2760c11(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbPb2760ShFdummy(*px, 11) * PtUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[5] = {8.069e-01, 1.407e-04, 4.372e-04,-2.797e-05, 4.405e-06};
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[4]*TMath::Power(x,4);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtUpsilonPPb5030(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb5030ShFdummy(*px, 0) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb5030c1(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb5030ShFdummy(*px, 1) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb5030c2(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb5030ShFdummy(*px, 2) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb5030c3(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb5030ShFdummy(*px, 3) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb5030c4(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb5030ShFdummy(*px, 4) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[5] = {1.122, 2.565e-03,-3.025e-04, 4.113e-06, 6.140e-07};
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[4]*TMath::Power(x,4);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtUpsilonPbP5030(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP5030ShFdummy(*px, 0) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP5030c1(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP5030ShFdummy(*px, 1) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP5030c2(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP5030ShFdummy(*px, 2) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP5030c3(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP5030ShFdummy(*px, 3) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP5030c4(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP5030ShFdummy(*px, 4) * PtUpsilonPP5030(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[5] = {7.6561e-01, 1.1360e-04, 4.9596e-04,-3.0287e-05, 3.7555e-06};
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[4]*TMath::Power(x,4);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtUpsilonPPb8800(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb8800ShFdummy(*px, 0) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb8800c1(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb8800ShFdummy(*px, 1) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb8800c2(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb8800ShFdummy(*px, 2) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb8800c3(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb8800ShFdummy(*px, 3) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPPb8800c4(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPPb8800ShFdummy(*px, 4) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[5] = {1.0975, 3.1905e-03,-2.0477e-04, 8.5270e-06, 2.5343e-06};
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
y /= 1 + c[4]*TMath::Power(x,4);
return 1 + (y-1)*f[n];
}
Double_t AliGenMUONlib::PtUpsilonPbP8800(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP8800ShFdummy(*px, 0) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP8800c1(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP8800ShFdummy(*px, 1) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP8800c2(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP8800ShFdummy(*px, 2) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP8800c3(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP8800ShFdummy(*px, 3) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilonPbP8800c4(const Double_t *px, const Double_t *dummy)
{
return PtUpsilonPbP8800ShFdummy(*px, 4) * PtUpsilonPP8800(px, dummy);
}
Double_t AliGenMUONlib::PtUpsilon( const Double_t *px, const Double_t * )
{
const Double_t kpt0 = 5.3;
const Double_t kxn = 2.5;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaled( const Double_t *px, const Double_t * )
{
const Double_t kpt0 = 7.753;
const Double_t kxn = 3.042;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPP( const Double_t *px, const Double_t * )
{
const Double_t kpt0 = 8.610;
const Double_t kxn = 3.051;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPP10( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.235;
const Double_t kxn = 3.051;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPP9( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.048;
const Double_t kxn = 3.051;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPP7( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.817;
const Double_t kxn = 3.051;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPP4( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.189;
const Double_t kxn = 3.051;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPPb9( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {7.64952e-01, 1.12501e-04, 4.96038e-04, -3.03198e-05, 3.74035e-06};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtUpsilonCDFscaledPP9(px,dummy);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPbP9( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {1.09881e+00, 3.08329e-03, -2.00356e-04, 8.28991e-06, 2.52576e-06};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtUpsilonCDFscaledPP9(px,dummy);
}
Double_t AliGenMUONlib::PtUpsilonCDFscaledPbPb4( const Double_t *px, const Double_t *dummy)
{
Double_t c[5] = {8.65872e-01, 2.05465e-03, 2.56063e-04, -1.65598e-05, 2.29209e-06};
Double_t x=*px;
Double_t y;
Int_t j;
y = c[j = 4];
while (j > 0) y = y * x + c[--j];
Double_t d = 1.+c[4]*TMath::Power(x,4);
return y/d * AliGenMUONlib::PtUpsilonCDFscaledPP4(px,dummy);
}
Double_t AliGenMUONlib::PtUpsilonFlat( const Double_t *, const Double_t * )
{
return 1.;
}
Double_t AliGenMUONlib::PtUpsilonPbPb( const Double_t *px, const Double_t *)
{
Float_t x = px[0];
Double_t c[8] = {
-1.03488e+01, 1.28065e+01, -6.60500e+00, 1.66140e+00,
-2.34293e-01, 1.86925e-02, -7.80708e-04, 1.30610e-05
};
Double_t y;
if (x < 10.) {
Int_t j;
y = c[j = 7];
while (j > 0) y = y * x +c[--j];
y = x * TMath::Exp(y);
} else {
y = 0.;
}
return y;
}
Double_t AliGenMUONlib::PtUpsilonPP( const Double_t *px, const Double_t *)
{
Float_t x = px[0];
Double_t c[8] = {-7.93955e+00, 1.06306e+01, -5.21392e+00, 1.19703e+00,
-1.45718e-01, 8.95151e-03, -2.04806e-04, -1.13053e-06};
Double_t y;
if (x < 10.) {
Int_t j;
y = c[j = 7];
while (j > 0) y = y * x +c[--j];
y = x * TMath::Exp(y);
} else {
y = 0.;
}
return y;
}
Double_t AliGenMUONlib::YUpsilonPPdummy(Double_t x, Double_t energy)
{
x = x/TMath::Log(energy/9.46);
x = x*x;
Double_t y = TMath::Exp(-x/0.4/0.4/2);
if(x > 1) y=0;
return y;
}
Double_t AliGenMUONlib::YUpsilonPPpoly(Double_t x, Double_t energy)
{
x = x/TMath::Log(energy/9.46);
x = x*x;
Double_t y = 1 - 6.9*x*x;
if(y < 0) y=0;
return y;
}
Double_t AliGenMUONlib::YUpsilonPP7000(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 7000);
}
Double_t AliGenMUONlib::YUpsilonPP8000(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 8000);
}
Double_t AliGenMUONlib::YUpsilonPP2760(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 2760);
}
Double_t AliGenMUONlib::YUpsilonPP4400(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 4400);
}
Double_t AliGenMUONlib::YUpsilonPP5030(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 5030);
}
Double_t AliGenMUONlib::YUpsilonPP8800(const Double_t *px, const Double_t *)
{
return YUpsilonPPdummy(*px, 8800);
}
Double_t AliGenMUONlib::YUpsilonPPpoly7000(const Double_t *px, const Double_t *)
{
return YUpsilonPPpoly(*px, 7000);
}
Double_t AliGenMUONlib::YUpsilonPPpoly2760(const Double_t *px, const Double_t *)
{
return YUpsilonPPpoly(*px, 2760);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760ShFdummy(Double_t x, Int_t n)
{
const Double_t f1[12] = {1, 1.128, 1.097, 1.037, 0.937, 0.821, 0.693, 0.558,
0.428, 0.317, 0.231, 0.156};
const Double_t f2[12] = {1, 1.313, 1.202, 1.039, 0.814, 0.593, 0.391, 0.224,
0.106, 0.041, 0.013, 0.002};
const Double_t c1[5] = {1.8547e+00, 1.6717e-02,-2.1285e-04,-9.7662e-05, 2.5768e-06};
const Double_t c2[5] = {8.6029e-01, 1.1742e-02,-2.7944e-04,-6.7973e-05, 1.8838e-06};
x = x*x;
Double_t y1, y2;
Int_t j;
y1 = c1[j = 4]; y2 = c2[4];
while (j > 0) {y1 = y1 * x + c1[--j]; y2 = y2 * x + c2[j];}
y1 = 1 + (y1-2)*f1[n] + (y2+1-y1)*f2[n];
if(y1<0) y1=0;
return y1;
}
Double_t AliGenMUONlib::YUpsilonPbPb2760(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 0) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c1(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 1) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c2(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 2) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c3(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 3) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c4(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 4) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c5(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 5) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c6(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 6) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c7(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 7) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c8(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 8) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c9(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 9) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c10(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 10) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPbPb2760c11(const Double_t *px, const Double_t *dummy)
{
return YUpsilonPbPb2760ShFdummy(*px, 11) * YUpsilonPP2760(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonPP5030dummy(Double_t px)
{
return AliGenMUONlib::YUpsilonPP5030(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YUpsilonPPb5030ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {8.885e-01, 4.620e-02, 1.158e-02, 4.959e-04,-4.422e-04,-5.345e-05, 0.};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return 1 +(y-1)*f[n];
}
Double_t AliGenMUONlib::YUpsilonPPb5030(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 0) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb5030c1(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 1) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb5030c2(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 2) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb5030c3(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 3) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb5030c4(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 4) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP5030(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 0) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP5030c1(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 1) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP5030c2(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 2) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP5030c3(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 3) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP5030c4(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb5030ShFdummy(x, 4) * YUpsilonPP5030dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPP8800dummy(Double_t px)
{
return AliGenMUONlib::YUpsilonPP8800(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YUpsilonPPb8800ShFdummy(Double_t x, Int_t n)
{
const Double_t f[5] = {1, 1.33, 1.05, 0.67, 0.23};
const Double_t c[7] = {8.6581e-01, 4.6111e-02, 7.6911e-03, 8.7313e-04,
-1.4700e-04,-5.0975e-05,-3.5718e-06};
Double_t y;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return 1 +(y-1)*f[n];
}
Double_t AliGenMUONlib::YUpsilonPPb8800(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 0) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb8800c1(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 1) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb8800c2(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 2) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb8800c3(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 3) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPPb8800c4(const Double_t *px, const Double_t *)
{
Double_t x = px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 4) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP8800(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 0) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP8800c1(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 1) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP8800c2(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 2) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP8800c3(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 3) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilonPbP8800c4(const Double_t *px, const Double_t *)
{
Double_t x = -px[0] + 0.47;
return YUpsilonPPb8800ShFdummy(x, 4) * YUpsilonPP8800dummy(x);
}
Double_t AliGenMUONlib::YUpsilon(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 3.;
const Double_t kb=1.;
Double_t yu;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yu=kb;
else
yu=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yu;
}
Double_t AliGenMUONlib::YUpsilonPbPb( const Double_t *px, const Double_t *)
{
Double_t c[7] = {3.40036e-01, -3.98882e-07, -4.48398e-03, 8.46411e-08, -6.10854e-04,
-2.99753e-09, 1.28895e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 5.55) return 0.;
Int_t j;
Double_t y = c[j = 6];
while (j > 0) y = y * x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonCDFscaled( const Double_t *px, const Double_t *dummy)
{
return AliGenMUONlib::YUpsilonPbPb(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP( const Double_t *px, const Double_t *dummy)
{
return AliGenMUONlib::YUpsilonPP(px, dummy);
}
Double_t AliGenMUONlib::YUpsilonFlat( const Double_t *, const Double_t *)
{
return 1.;
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP10( const Double_t *px, const Double_t *)
{
Double_t c[4] = {1., -2.17877e-02, -6.52830e-04, 1.40578e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 6.1) return 0.;
Int_t j;
Double_t y = c[j = 3];
while (j > 0) y = y * x*x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP9( const Double_t *px, const Double_t *)
{
Double_t c[4] = {1., -2.37621e-02, -6.29610e-04, 1.47976e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 6.1) return 0.;
Int_t j;
Double_t y = c[j = 3];
while (j > 0) y = y * x*x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP9dummy(Double_t px)
{
return AliGenMUONlib::YUpsilonCDFscaledPP9(&px, (Double_t*) 0);
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP7( const Double_t *px, const Double_t *)
{
Double_t c[4] = {1., -2.61009e-02, -6.83937e-04, 1.78451e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 6.0) return 0.;
Int_t j;
Double_t y = c[j = 3];
while (j > 0) y = y * x*x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPP4( const Double_t *px, const Double_t *)
{
Double_t c[4] = {1., -3.91924e-02, -4.26184e-04, 2.10914e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 5.7) return 0.;
Int_t j;
Double_t y = c[j = 3];
while (j > 0) y = y * x*x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonPP( const Double_t *px, const Double_t *)
{
Double_t c[7] = {8.91936e-01, -6.46645e-07, -1.52774e-02, 4.28677e-08, -7.01517e-04,
-6.20539e-10, 1.29943e-05};
Double_t x = TMath::Abs(px[0]);
if (x > 6.2) return 0.;
Int_t j;
Double_t y = c[j = 6];
while (j > 0) y = y * x +c[--j];
return y;
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPPb9( const Double_t *px, const Double_t *)
{
Double_t c[7] = {8.71829e-01, 4.77467e-02, 8.09671e-03, 6.45294e-04, -2.15730e-04,
-4.67538e-05,-2.11683e-06};
Double_t y;
Double_t x = px[0] + 0.47;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YUpsilonCDFscaledPP9dummy(x);
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPbP9( const Double_t *px, const Double_t *)
{
Double_t c[7] = {8.71829e-01, 4.77467e-02, 8.09671e-03, 6.45294e-04, -2.15730e-04,
-4.67538e-05,-2.11683e-06};
Double_t y;
Double_t x = -px[0] + 0.47;
Int_t j;
y = c[j = 6];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YUpsilonCDFscaledPP9dummy(x);
}
Double_t AliGenMUONlib::YUpsilonCDFscaledPbPb4( const Double_t *px, const Double_t *dummy)
{
Double_t c[4] = {8.27837e-01, 1.70115e-02, -1.26046e-03, 1.52091e-05};
Double_t x = px[0]*px[0];
Double_t y;
Int_t j;
y = c[j = 3];
while (j > 0) y = y * x + c[--j];
if(y<0) y=0;
return y * AliGenMUONlib::YUpsilonCDFscaledPP4(px,dummy);
}
Int_t AliGenMUONlib::IpUpsilon(TRandom *)
{
return 553;
}
Int_t AliGenMUONlib::IpUpsilonP(TRandom *)
{
return 100553;
}
Int_t AliGenMUONlib::IpUpsilonPP(TRandom *)
{
return 200553;
}
Int_t AliGenMUONlib::IpUpsilonFamily(TRandom *)
{
Int_t ip;
Float_t r = gRandom->Rndm();
if (r < 0.687) {
ip = 553;
} else if (r < 0.903) {
ip = 100553;
} else {
ip = 200553;
}
return ip;
}
Double_t AliGenMUONlib::PtPhi( const Double_t *px, const Double_t *)
{
return PtScal(*px,7);
}
Double_t AliGenMUONlib::YPhi( const Double_t *px, const Double_t *)
{
Double_t *dum=0;
return YJpsi(px,dum);
}
Int_t AliGenMUONlib::IpPhi(TRandom *)
{
return 333;
}
Double_t AliGenMUONlib::PtOmega( const Double_t *px, const Double_t *)
{
return PtScal(*px,5);
}
Double_t AliGenMUONlib::YOmega( const Double_t *px, const Double_t *)
{
Double_t *dum=0;
return YJpsi(px,dum);
}
Int_t AliGenMUONlib::IpOmega(TRandom *)
{
return 223;
}
Double_t AliGenMUONlib::PtEta( const Double_t *px, const Double_t *)
{
return PtScal(*px,3);
}
Double_t AliGenMUONlib::YEta( const Double_t *px, const Double_t *)
{
Double_t *dum=0;
return YJpsi(px,dum);
}
Int_t AliGenMUONlib::IpEta(TRandom *)
{
return 221;
}
Double_t AliGenMUONlib::PtCharm( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.25;
const Double_t kxn = 3.17;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtCharmCentral( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.12;
const Double_t kxn = 2.78;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtCharmF0M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.2930;
const Double_t kxn = 3.1196;
Double_t c[3]={-5.2180e-01,1.8753e-01,2.8669e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF1M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.8669;
const Double_t kxn = 3.1044;
Double_t c[3]={-4.6714e-01,1.5005e-01,4.5003e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF2M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 1.8361;
const Double_t kxn = 3.2966;
Double_t c[3]={-6.1550e-01,2.6498e-01,1.0728e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M1S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.1280;
const Double_t kxn = 3.1397;
Double_t c[3]={-5.4021e-01,2.0944e-01,2.5211e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M2S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.4579;
const Double_t kxn = 3.1095;
Double_t c[3]={-5.1497e-01,1.7532e-01,3.2429e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S1PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.1272;
const Double_t kxn = 3.1904;
Double_t c[3]={-4.6088e-01,2.1918e-01,2.3055e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S2PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.8159;
const Double_t kxn = 3.0857;
Double_t c[3]={-6.4691e-01,2.0289e-01,2.4922e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S3PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.7297;
const Double_t kxn = 3.3019;
Double_t c[3]={-6.2216e-01,1.9031e-01,1.5341e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S4PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.3894;
const Double_t kxn = 3.1075;
Double_t c[3]={-4.9742e-01,1.7032e-01,2.5994e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S5PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.0187;
const Double_t kxn = 3.3011;
Double_t c[3]={-3.9869e-01,2.9248e-01,1.1763e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::PtCharmF0M0S6PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 2.1089;
const Double_t kxn = 3.1848;
Double_t c[3]={-4.6275e-01,1.8114e-01,2.1363e-02};
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn)*(1.+c[0]*x+c[1]*x*x)/(1.+c[2]*x*x);
}
Double_t AliGenMUONlib::YCharm( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={-2.42985e-03,-2.31001e-04};
Double_t y=1+(c[0]*TMath::Power(x,2))+(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>8) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.0909e-03,6.1967e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF1M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={6.9707e-03,6.0971e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF2M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.1687e-03,6.5303e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M1S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={5.9090e-03,7.1854e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M2S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={8.0882e-03,5.5872e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S1PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.2520e-03,6.2691e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S2PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.1040e-04,1.4498e-04};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S3PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={-3.1328e-03,1.8270e-04};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S4PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.0865e-03,6.2532e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S5PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.7070e-03,5.3533e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Double_t AliGenMUONlib::YCharmF0M0S6PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={7.9195e-03,5.3823e-05};
Double_t y=1-(c[0]*TMath::Power(x,2))-(c[1]*TMath::Power(x,4));
Double_t ycharm;
if (TMath::Abs(x)>9) {
ycharm=0.;
}
else {
ycharm=TMath::Power(y,3);
}
return ycharm;
}
Int_t AliGenMUONlib::IpCharm(TRandom *ran)
{
Float_t random;
Int_t ip;
random = ran->Rndm();
if (random < 0.30) {
ip=421;
} else if (random < 0.60) {
ip=-421;
} else if (random < 0.70) {
ip=411;
} else if (random < 0.80) {
ip=-411;
} else if (random < 0.86) {
ip=431;
} else if (random < 0.92) {
ip=-431;
} else if (random < 0.96) {
ip=4122;
} else {
ip=-4122;
}
return ip;
}
Double_t AliGenMUONlib::PtBeauty( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 6.53;
const Double_t kxn = 3.59;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyCentral( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 6.14;
const Double_t kxn = 2.93;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.0575;
const Double_t kxn = 3.1921;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF1M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.6239;
const Double_t kxn = 3.2911;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF2M0S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.3367;
const Double_t kxn = 3.0692;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M1S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.6409;
const Double_t kxn = 3.1364;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M2S0PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.4948;
const Double_t kxn = 3.2546;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S1PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.6631;
const Double_t kxn = 3.1621;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S2PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.7245;
const Double_t kxn = 3.2213;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S3PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.5296;
const Double_t kxn = 3.2187;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S4PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.9440;
const Double_t kxn = 3.1614;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S5PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 8.2408;
const Double_t kxn = 3.3029;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtBeautyF0M0S6PP( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 7.8041;
const Double_t kxn = 3.2094;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::YBeauty( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={-1.27590e-02,-2.42731e-04};
Double_t y=1+c[0]*TMath::Power(x,2)+c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2350e-02,9.2667e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF1M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2292e-02,9.1847e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF2M0S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2436e-02,9.3709e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M1S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.1714e-02,1.0068e-04};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M2S0PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2944e-02,8.5500e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S1PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2455e-02,9.2713e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S2PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.0897e-02,1.1878e-04};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S3PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.0912e-02,1.1858e-04};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S4PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2378e-02,9.2490e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S5PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.2886e-02,8.2912e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Double_t AliGenMUONlib::YBeautyF0M0S6PP( const Double_t *px, const Double_t *)
{
Double_t x=px[0];
Double_t c[2]={1.3106e-02,8.0115e-05};
Double_t y=1-c[0]*TMath::Power(x,2)-c[1]*TMath::Power(x,4);
Double_t ybeauty;
if (TMath::Abs(x)>7.6) {
ybeauty=0.;
}
else {
ybeauty=TMath::Power(y,3);
}
return ybeauty;
}
Int_t AliGenMUONlib::IpBeauty(TRandom *ran)
{
Float_t random;
Int_t ip;
random = ran->Rndm();
if (random < 0.20) {
ip=511;
} else if (random < 0.40) {
ip=-511;
} else if (random < 0.605) {
ip=521;
} else if (random < 0.81) {
ip=-521;
} else if (random < 0.87) {
ip=531;
} else if (random < 0.93) {
ip=-531;
} else if (random < 0.965) {
ip=5122;
} else {
ip=-5122;
}
return ip;
}
typedef Double_t (*GenFunc) (const Double_t*, const Double_t*);
GenFunc AliGenMUONlib::GetPt(Int_t param, const char* tname) const
{
TString sname = TString(tname);
GenFunc func;
switch (param)
{
case kPhi:
func=PtPhi;
break;
case kOmega:
func=PtOmega;
break;
case kEta:
func=PtEta;
break;
case kJpsiFamily:
case kPsiP:
case kChic1:
case kChic2:
case kJpsi:
if (sname == "Vogt" || sname == "Vogt PbPb") {
func=PtJpsiPbPb;
} else if (sname == "Vogt pp") {
func=PtJpsiPP;
} else if (sname == "pp 7") {
func=PtJpsiPP7000;
} else if (sname == "pp 8") {
func=PtJpsiPP8000;
} else if (sname == "pp 2.76") {
func=PtJpsiPP2760;
} else if (sname == "pp 4.4") {
func=PtJpsiPP4400;
} else if (sname == "pp 5.03") {
func=PtJpsiPP5030;
} else if (sname == "pp 8.8") {
func=PtJpsiPP8800;
} else if (sname == "pp 7 poly") {
func=PtJpsiPP7000;
} else if (sname == "pp 2.76 poly") {
func=PtJpsiPP2760;
} else if (sname == "PbPb 2.76") {
func=PtJpsiPbPb2760;
} else if (sname == "PbPb 2.76c1") {
func=PtJpsiPbPb2760c1;
} else if (sname == "PbPb 2.76c2") {
func=PtJpsiPbPb2760c2;
} else if (sname == "PbPb 2.76c3") {
func=PtJpsiPbPb2760c3;
} else if (sname == "PbPb 2.76c4") {
func=PtJpsiPbPb2760c4;
} else if (sname == "PbPb 2.76c5") {
func=PtJpsiPbPb2760c5;
} else if (sname == "PbPb 2.76c6") {
func=PtJpsiPbPb2760c6;
} else if (sname == "PbPb 2.76c7") {
func=PtJpsiPbPb2760c7;
} else if (sname == "PbPb 2.76c8") {
func=PtJpsiPbPb2760c8;
} else if (sname == "PbPb 2.76c9") {
func=PtJpsiPbPb2760c9;
} else if (sname == "PbPb 2.76c10") {
func=PtJpsiPbPb2760c10;
} else if (sname == "PbPb 2.76c11") {
func=PtJpsiPbPb2760c11;
} else if (sname == "pPb 5.03") {
func=PtJpsiPPb5030;
} else if (sname == "pPb 5.03c1") {
func=PtJpsiPPb5030c1;
} else if (sname == "pPb 5.03c2") {
func=PtJpsiPPb5030c2;
} else if (sname == "pPb 5.03c3") {
func=PtJpsiPPb5030c3;
} else if (sname == "pPb 5.03c4") {
func=PtJpsiPPb5030c4;
} else if (sname == "Pbp 5.03") {
func=PtJpsiPbP5030;
} else if (sname == "Pbp 5.03c1") {
func=PtJpsiPbP5030c1;
} else if (sname == "Pbp 5.03c2") {
func=PtJpsiPbP5030c2;
} else if (sname == "Pbp 5.03c3") {
func=PtJpsiPbP5030c3;
} else if (sname == "Pbp 5.03c4") {
func=PtJpsiPbP5030c4;
} else if (sname == "pPb 8.8") {
func=PtJpsiPPb8800;
} else if (sname == "pPb 8.8c1") {
func=PtJpsiPPb8800c1;
} else if (sname == "pPb 8.8c2") {
func=PtJpsiPPb8800c2;
} else if (sname == "pPb 8.8c3") {
func=PtJpsiPPb8800c3;
} else if (sname == "pPb 8.8c4") {
func=PtJpsiPPb8800c4;
} else if (sname == "Pbp 8.8") {
func=PtJpsiPbP8800;
} else if (sname == "Pbp 8.8c1") {
func=PtJpsiPbP8800c1;
} else if (sname == "Pbp 8.8c2") {
func=PtJpsiPbP8800c2;
} else if (sname == "Pbp 8.8c3") {
func=PtJpsiPbP8800c3;
} else if (sname == "Pbp 8.8c4") {
func=PtJpsiPbP8800c4;
} else if (sname == "CDF scaled") {
func=PtJpsiCDFscaled;
} else if (sname == "CDF pp") {
func=PtJpsiCDFscaledPP;
} else if (sname == "CDF pp 10") {
func=PtJpsiCDFscaledPP10;
} else if (sname == "CDF pp 8.8") {
func=PtJpsiCDFscaledPP9;
} else if (sname == "CDF pp 7" || sname == "CDF pp 7 flat y") {
func=PtJpsiCDFscaledPP7;
} else if (sname == "CDF pp 3.94") {
func=PtJpsiCDFscaledPP4;
} else if (sname == "CDF pp 2.76") {
func=PtJpsiCDFscaledPP3;
} else if (sname == "CDF pp 1.9") {
func=PtJpsiCDFscaledPP2;
} else if (sname == "CDF pPb 8.8") {
func=PtJpsiCDFscaledPPb9;
} else if (sname == "CDF Pbp 8.8") {
func=PtJpsiCDFscaledPbP9;
} else if (sname == "CDF PbPb 3.94") {
func=PtJpsiCDFscaledPbPb4;
} else if (sname == "Flat" || sname == "CDF pp 7 flat pt") {
func=PtJpsiFlat;
} else {
func=PtJpsi;
}
break;
case kJpsiFromB:
func = PtJpsiBPbPb;
break;
case kUpsilonFamily:
case kUpsilonP:
case kUpsilonPP:
case kUpsilon:
if (sname == "Vogt" || sname == "Vogt PbPb") {
func=PtUpsilonPbPb;
} else if (sname == "Vogt pp") {
func=PtUpsilonPP;
} else if (sname == "pp 7") {
func=PtUpsilonPP7000;
} else if (sname == "pp 8") {
func=PtUpsilonPP8000;
} else if (sname == "pp 2.76") {
func=PtUpsilonPP2760;
} else if (sname == "pp 4.4") {
func=PtUpsilonPP4400;
} else if (sname == "pp 5.03") {
func=PtUpsilonPP5030;
} else if (sname == "pp 8.8") {
func=PtUpsilonPP8800;
} else if (sname == "pp 7 poly") {
func=PtUpsilonPP7000;
} else if (sname == "pp 2.76 poly") {
func=PtUpsilonPP2760;
} else if (sname == "PbPb 2.76") {
func=PtUpsilonPbPb2760;
} else if (sname == "PbPb 2.76c1") {
func=PtUpsilonPbPb2760c1;
} else if (sname == "PbPb 2.76c2") {
func=PtUpsilonPbPb2760c2;
} else if (sname == "PbPb 2.76c3") {
func=PtUpsilonPbPb2760c3;
} else if (sname == "PbPb 2.76c4") {
func=PtUpsilonPbPb2760c4;
} else if (sname == "PbPb 2.76c5") {
func=PtUpsilonPbPb2760c5;
} else if (sname == "PbPb 2.76c6") {
func=PtUpsilonPbPb2760c6;
} else if (sname == "PbPb 2.76c7") {
func=PtUpsilonPbPb2760c7;
} else if (sname == "PbPb 2.76c8") {
func=PtUpsilonPbPb2760c8;
} else if (sname == "PbPb 2.76c9") {
func=PtUpsilonPbPb2760c9;
} else if (sname == "PbPb 2.76c10") {
func=PtUpsilonPbPb2760c10;
} else if (sname == "PbPb 2.76c11") {
func=PtUpsilonPbPb2760c11;
} else if (sname == "pPb 5.03") {
func=PtUpsilonPPb5030;
} else if (sname == "pPb 5.03c1") {
func=PtUpsilonPPb5030c1;
} else if (sname == "pPb 5.03c2") {
func=PtUpsilonPPb5030c2;
} else if (sname == "pPb 5.03c3") {
func=PtUpsilonPPb5030c3;
} else if (sname == "pPb 5.03c4") {
func=PtUpsilonPPb5030c4;
} else if (sname == "Pbp 5.03") {
func=PtUpsilonPbP5030;
} else if (sname == "Pbp 5.03c1") {
func=PtUpsilonPbP5030c1;
} else if (sname == "Pbp 5.03c2") {
func=PtUpsilonPbP5030c2;
} else if (sname == "Pbp 5.03c3") {
func=PtUpsilonPbP5030c3;
} else if (sname == "Pbp 5.03c4") {
func=PtUpsilonPbP5030c4;
} else if (sname == "pPb 8.8") {
func=PtUpsilonPPb8800;
} else if (sname == "pPb 8.8c1") {
func=PtUpsilonPPb8800c1;
} else if (sname == "pPb 8.8c2") {
func=PtUpsilonPPb8800c2;
} else if (sname == "pPb 8.8c3") {
func=PtUpsilonPPb8800c3;
} else if (sname == "pPb 8.8c4") {
func=PtUpsilonPPb8800c4;
} else if (sname == "Pbp 8.8") {
func=PtUpsilonPbP8800;
} else if (sname == "Pbp 8.8c1") {
func=PtUpsilonPbP8800c1;
} else if (sname == "Pbp 8.8c2") {
func=PtUpsilonPbP8800c2;
} else if (sname == "Pbp 8.8c3") {
func=PtUpsilonPbP8800c3;
} else if (sname == "Pbp 8.8c4") {
func=PtUpsilonPbP8800c4;
} else if (sname == "CDF scaled") {
func=PtUpsilonCDFscaled;
} else if (sname == "CDF pp") {
func=PtUpsilonCDFscaledPP;
} else if (sname == "CDF pp 10") {
func=PtUpsilonCDFscaledPP10;
} else if (sname == "CDF pp 8.8") {
func=PtUpsilonCDFscaledPP9;
} else if (sname == "CDF pp 7") {
func=PtUpsilonCDFscaledPP7;
} else if (sname == "CDF pp 3.94") {
func=PtUpsilonCDFscaledPP4;
} else if (sname == "CDF pPb 8.8") {
func=PtUpsilonCDFscaledPPb9;
} else if (sname == "CDF Pbp 8.8") {
func=PtUpsilonCDFscaledPbP9;
} else if (sname == "CDF PbPb 3.94") {
func=PtUpsilonCDFscaledPbPb4;
} else if (sname == "Flat") {
func=PtUpsilonFlat;
} else {
func=PtUpsilon;
}
break;
case kCharm:
if (sname == "F0M0S0 pp") {
func=PtCharmF0M0S0PP;
} else if (sname == "F1M0S0 pp") {
func=PtCharmF1M0S0PP;
} else if (sname == "F2M0S0 pp") {
func=PtCharmF2M0S0PP;
} else if (sname == "F0M1S0 pp") {
func=PtCharmF0M1S0PP;
} else if (sname == "F0M2S0 pp") {
func=PtCharmF0M2S0PP;
} else if (sname == "F0M0S1 pp") {
func=PtCharmF0M0S1PP;
} else if (sname == "F0M0S2 pp") {
func=PtCharmF0M0S2PP;
} else if (sname == "F0M0S3 pp") {
func=PtCharmF0M0S3PP;
} else if (sname == "F0M0S4 pp") {
func=PtCharmF0M0S4PP;
} else if (sname == "F0M0S5 pp") {
func=PtCharmF0M0S5PP;
} else if (sname == "F0M0S6 pp") {
func=PtCharmF0M0S6PP;
} else if (sname == "central") {
func=PtCharmCentral;
} else {
func=PtCharm;
}
break;
case kBeauty:
if (sname == "F0M0S0 pp") {
func=PtBeautyF0M0S0PP;
} else if (sname == "F1M0S0 pp") {
func=PtBeautyF1M0S0PP;
} else if (sname == "F2M0S0 pp") {
func=PtBeautyF2M0S0PP;
} else if (sname == "F0M1S0 pp") {
func=PtBeautyF0M1S0PP;
} else if (sname == "F0M2S0 pp") {
func=PtBeautyF0M2S0PP;
} else if (sname == "F0M0S1 pp") {
func=PtBeautyF0M0S1PP;
} else if (sname == "F0M0S2 pp") {
func=PtBeautyF0M0S2PP;
} else if (sname == "F0M0S3 pp") {
func=PtBeautyF0M0S3PP;
} else if (sname == "F0M0S4 pp") {
func=PtBeautyF0M0S4PP;
} else if (sname == "F0M0S5 pp") {
func=PtBeautyF0M0S5PP;
} else if (sname == "F0M0S6 pp") {
func=PtBeautyF0M0S6PP;
} else if (sname == "central") {
func=PtBeautyCentral;
} else {
func=PtBeauty;
}
break;
case kPion:
if (sname == "2010 Pos PP") {
func=PtPionPos2010PP;
} else if (sname == "2010 Neg PP") {
func=PtPionNeg2010PP;
} else {
func=PtPion;
}
break;
case kKaon:
if (sname == "2010 Pos PP") {
func=PtKaonPos2010PP;
} else if (sname == "2010 Neg PP") {
func=PtKaonNeg2010PP;
} else {
func=PtKaon;
}
break;
case kChic0:
func=PtChic0;
break;
case kChic:
func=PtChic;
break;
default:
func=0;
printf("<AliGenMUONlib::GetPt> unknown parametrisation\n");
}
return func;
}
GenFunc AliGenMUONlib::GetY(Int_t param, const char* tname) const
{
TString sname = TString(tname);
GenFunc func;
switch (param)
{
case kPhi:
func=YPhi;
break;
case kEta:
func=YEta;
break;
case kOmega:
func=YOmega;
break;
case kJpsiFamily:
case kPsiP:
case kChic1:
case kChic2:
case kJpsi:
if (sname == "Vogt" || sname == "Vogt PbPb") {
func=YJpsiPbPb;
} else if (sname == "Vogt pp"){
func=YJpsiPP;
} else if (sname == "pp 7") {
func=YJpsiPP7000;
} else if (sname == "pp 8") {
func=YJpsiPP8000;
} else if (sname == "pp 2.76") {
func=YJpsiPP2760;
} else if (sname == "pp 4.4") {
func=YJpsiPP4400;
} else if (sname == "pp 5.03") {
func=YJpsiPP5030;
} else if (sname == "pp 8.8") {
func=YJpsiPP8800;
} else if (sname == "pp 7 poly") {
func=YJpsiPPpoly7000;
} else if (sname == "pp 2.76 poly") {
func=YJpsiPPpoly2760;
} else if (sname == "PbPb 2.76") {
func=YJpsiPbPb2760;
} else if (sname == "PbPb 2.76c1") {
func=YJpsiPbPb2760c1;
} else if (sname == "PbPb 2.76c2") {
func=YJpsiPbPb2760c2;
} else if (sname == "PbPb 2.76c3") {
func=YJpsiPbPb2760c3;
} else if (sname == "PbPb 2.76c4") {
func=YJpsiPbPb2760c4;
} else if (sname == "PbPb 2.76c5") {
func=YJpsiPbPb2760c5;
} else if (sname == "PbPb 2.76c6") {
func=YJpsiPbPb2760c6;
} else if (sname == "PbPb 2.76c7") {
func=YJpsiPbPb2760c7;
} else if (sname == "PbPb 2.76c8") {
func=YJpsiPbPb2760c8;
} else if (sname == "PbPb 2.76c9") {
func=YJpsiPbPb2760c9;
} else if (sname == "PbPb 2.76c10") {
func=YJpsiPbPb2760c10;
} else if (sname == "PbPb 2.76c11") {
func=YJpsiPbPb2760c11;
} else if (sname == "pPb 5.03") {
func=YJpsiPPb5030;
} else if (sname == "pPb 5.03c1") {
func=YJpsiPPb5030c1;
} else if (sname == "pPb 5.03c2") {
func=YJpsiPPb5030c2;
} else if (sname == "pPb 5.03c3") {
func=YJpsiPPb5030c3;
} else if (sname == "pPb 5.03c4") {
func=YJpsiPPb5030c4;
} else if (sname == "Pbp 5.03") {
func=YJpsiPbP5030;
} else if (sname == "Pbp 5.03c1") {
func=YJpsiPbP5030c1;
} else if (sname == "Pbp 5.03c2") {
func=YJpsiPbP5030c2;
} else if (sname == "Pbp 5.03c3") {
func=YJpsiPbP5030c3;
} else if (sname == "Pbp 5.03c4") {
func=YJpsiPbP5030c4;
} else if (sname == "pPb 8.8") {
func=YJpsiPPb8800;
} else if (sname == "pPb 8.8c1") {
func=YJpsiPPb8800c1;
} else if (sname == "pPb 8.8c2") {
func=YJpsiPPb8800c2;
} else if (sname == "pPb 8.8c3") {
func=YJpsiPPb8800c3;
} else if (sname == "pPb 8.8c4") {
func=YJpsiPPb8800c4;
} else if (sname == "Pbp 8.8") {
func=YJpsiPbP8800;
} else if (sname == "Pbp 8.8c1") {
func=YJpsiPbP8800c1;
} else if (sname == "Pbp 8.8c2") {
func=YJpsiPbP8800c2;
} else if (sname == "Pbp 8.8c3") {
func=YJpsiPbP8800c3;
} else if (sname == "Pbp 8.8c4") {
func=YJpsiPbP8800c4;
} else if (sname == "CDF scaled") {
func=YJpsiCDFscaled;
} else if (sname == "CDF pp") {
func=YJpsiCDFscaledPP;
} else if (sname == "CDF pp 10") {
func=YJpsiCDFscaledPP10;
} else if (sname == "CDF pp 8.8") {
func=YJpsiCDFscaledPP9;
} else if (sname == "CDF pp 7" || sname == "CDF pp 7 flat pt") {
func=YJpsiCDFscaledPP7;
} else if (sname == "CDF pp 3.94") {
func=YJpsiCDFscaledPP4;
} else if (sname == "CDF pp 2.76") {
func=YJpsiCDFscaledPP3;
} else if (sname == "CDF pp 1.9") {
func=YJpsiCDFscaledPP2;
} else if (sname == "CDF pPb 8.8") {
func=YJpsiCDFscaledPPb9;
} else if (sname == "CDF Pbp 8.8") {
func=YJpsiCDFscaledPbP9;
} else if (sname == "CDF PbPb 3.94") {
func=YJpsiCDFscaledPbPb4;
} else if (sname == "Flat" || sname == "CDF pp 7 flat y") {
func=YJpsiFlat;
} else {
func=YJpsi;
}
break;
case kJpsiFromB:
func = YJpsiBPbPb;
break;
case kUpsilonFamily:
case kUpsilonP:
case kUpsilonPP:
case kUpsilon:
if (sname == "Vogt" || sname == "Vogt PbPb") {
func=YUpsilonPbPb;
} else if (sname == "Vogt pp") {
func = YUpsilonPP;
} else if (sname == "pp 7") {
func=YUpsilonPP7000;
} else if (sname == "pp 8") {
func=YUpsilonPP8000;
} else if (sname == "pp 2.76") {
func=YUpsilonPP2760;
} else if (sname == "pp 4.4") {
func=YUpsilonPP4400;
} else if (sname == "pp 5.03") {
func=YUpsilonPP5030;
} else if (sname == "pp 8.8") {
func=YUpsilonPP8800;
} else if (sname == "pp 7 poly") {
func=YUpsilonPPpoly7000;
} else if (sname == "pp 2.76 poly") {
func=YUpsilonPPpoly2760;
} else if (sname == "PbPb 2.76") {
func=YUpsilonPbPb2760;
} else if (sname == "PbPb 2.76c1") {
func=YUpsilonPbPb2760c1;
} else if (sname == "PbPb 2.76c2") {
func=YUpsilonPbPb2760c2;
} else if (sname == "PbPb 2.76c3") {
func=YUpsilonPbPb2760c3;
} else if (sname == "PbPb 2.76c4") {
func=YUpsilonPbPb2760c4;
} else if (sname == "PbPb 2.76c5") {
func=YUpsilonPbPb2760c5;
} else if (sname == "PbPb 2.76c6") {
func=YUpsilonPbPb2760c6;
} else if (sname == "PbPb 2.76c7") {
func=YUpsilonPbPb2760c7;
} else if (sname == "PbPb 2.76c8") {
func=YUpsilonPbPb2760c8;
} else if (sname == "PbPb 2.76c9") {
func=YUpsilonPbPb2760c9;
} else if (sname == "PbPb 2.76c10") {
func=YUpsilonPbPb2760c10;
} else if (sname == "PbPb 2.76c11") {
func=YUpsilonPbPb2760c11;
} else if (sname == "pPb 5.03") {
func=YUpsilonPPb5030;
} else if (sname == "pPb 5.03c1") {
func=YUpsilonPPb5030c1;
} else if (sname == "pPb 5.03c2") {
func=YUpsilonPPb5030c2;
} else if (sname == "pPb 5.03c3") {
func=YUpsilonPPb5030c3;
} else if (sname == "pPb 5.03c4") {
func=YUpsilonPPb5030c4;
} else if (sname == "Pbp 5.03") {
func=YUpsilonPbP5030;
} else if (sname == "Pbp 5.03c1") {
func=YUpsilonPbP5030c1;
} else if (sname == "Pbp 5.03c2") {
func=YUpsilonPbP5030c2;
} else if (sname == "Pbp 5.03c3") {
func=YUpsilonPbP5030c3;
} else if (sname == "Pbp 5.03c4") {
func=YUpsilonPbP5030c4;
} else if (sname == "pPb 8.8") {
func=YUpsilonPPb8800;
} else if (sname == "pPb 8.8c1") {
func=YUpsilonPPb8800c1;
} else if (sname == "pPb 8.8c2") {
func=YUpsilonPPb8800c2;
} else if (sname == "pPb 8.8c3") {
func=YUpsilonPPb8800c3;
} else if (sname == "pPb 8.8c4") {
func=YUpsilonPPb8800c4;
} else if (sname == "Pbp 8.8") {
func=YUpsilonPbP8800;
} else if (sname == "Pbp 8.8c1") {
func=YUpsilonPbP8800c1;
} else if (sname == "Pbp 8.8c2") {
func=YUpsilonPbP8800c2;
} else if (sname == "Pbp 8.8c3") {
func=YUpsilonPbP8800c3;
} else if (sname == "Pbp 8.8c4") {
func=YUpsilonPbP8800c4;
} else if (sname == "CDF scaled") {
func=YUpsilonCDFscaled;
} else if (sname == "CDF pp") {
func=YUpsilonCDFscaledPP;
} else if (sname == "CDF pp 10") {
func=YUpsilonCDFscaledPP10;
} else if (sname == "CDF pp 8.8") {
func=YUpsilonCDFscaledPP9;
} else if (sname == "CDF pp 7") {
func=YUpsilonCDFscaledPP7;
} else if (sname == "CDF pp 3.94") {
func=YUpsilonCDFscaledPP4;
} else if (sname == "CDF pPb 8.8") {
func=YUpsilonCDFscaledPPb9;
} else if (sname == "CDF Pbp 8.8") {
func=YUpsilonCDFscaledPbP9;
} else if (sname == "CDF PbPb 3.94") {
func=YUpsilonCDFscaledPbPb4;
} else if (sname == "Flat") {
func=YUpsilonFlat;
} else {
func=YUpsilon;
}
break;
case kCharm:
if (sname == "F0M0S0 pp") {
func=YCharmF0M0S0PP;
} else if (sname == "F1M0S0 pp") {
func=YCharmF1M0S0PP;
} else if (sname == "F2M0S0 pp") {
func=YCharmF2M0S0PP;
} else if (sname == "F0M1S0 pp") {
func=YCharmF0M1S0PP;
} else if (sname == "F0M2S0 pp") {
func=YCharmF0M2S0PP;
} else if (sname == "F0M0S1 pp") {
func=YCharmF0M0S1PP;
} else if (sname == "F0M0S2 pp") {
func=YCharmF0M0S2PP;
} else if (sname == "F0M0S3 pp") {
func=YCharmF0M0S3PP;
} else if (sname == "F0M0S4 pp") {
func=YCharmF0M0S4PP;
} else if (sname == "F0M0S5 pp") {
func=YCharmF0M0S5PP;
} else if (sname == "F0M0S6 pp") {
func=YCharmF0M0S6PP;
} else {
func=YCharm;
}
break;
case kBeauty:
if (sname == "F0M0S0 pp") {
func=YBeautyF0M0S0PP;
} else if (sname == "F1M0S0 pp") {
func=YBeautyF1M0S0PP;
} else if (sname == "F2M0S0 pp") {
func=YBeautyF2M0S0PP;
} else if (sname == "F0M1S0 pp") {
func=YBeautyF0M1S0PP;
} else if (sname == "F0M2S0 pp") {
func=YBeautyF0M2S0PP;
} else if (sname == "F0M0S1 pp") {
func=YBeautyF0M0S1PP;
} else if (sname == "F0M0S2 pp") {
func=YBeautyF0M0S2PP;
} else if (sname == "F0M0S3 pp") {
func=YBeautyF0M0S3PP;
} else if (sname == "F0M0S4 pp") {
func=YBeautyF0M0S4PP;
} else if (sname == "F0M0S5 pp") {
func=YBeautyF0M0S5PP;
} else if (sname == "F0M0S6 pp") {
func=YBeautyF0M0S6PP;
} else {
func=YBeauty;
}
break;
case kPion:
if (sname == "2010 Pos PP") {
func=YKaonPion2010PP;
} else if (sname == "2010 Neg PP") {
func=YKaonPion2010PP;
} else {
func=YPion;
}
break;
case kKaon:
if (sname == "2010 Pos PP") {
func=YKaonPion2010PP;
} else if (sname == "2010 Neg PP") {
func=YKaonPion2010PP;
} else {
func=YKaon;
}
break;
case kChic0:
func=YChic0;
break;
case kChic:
func=YChic;
break;
default:
func=0;
printf("<AliGenMUONlib::GetY> unknown parametrisation\n");
}
return func;
}
Double_t AliGenMUONlib::PtChic0( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.;
const Double_t kxn = 3.6;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtChic1( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.;
const Double_t kxn = 3.6;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtChic2( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.;
const Double_t kxn = 3.6;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::PtChic( const Double_t *px, const Double_t *)
{
const Double_t kpt0 = 4.;
const Double_t kxn = 3.6;
Double_t x=*px;
Double_t pass1 = 1.+(x/kpt0)*(x/kpt0);
return x/TMath::Power(pass1,kxn);
}
Double_t AliGenMUONlib::YChic0(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 4.;
const Double_t kb=1.;
Double_t yj;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yj=kb;
else
yj=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yj;
}
Double_t AliGenMUONlib::YChic1(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 4.;
const Double_t kb=1.;
Double_t yj;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yj=kb;
else
yj=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yj;
}
Double_t AliGenMUONlib::YChic2(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 4.;
const Double_t kb=1.;
Double_t yj;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yj=kb;
else
yj=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yj;
}
Double_t AliGenMUONlib::YChic(const Double_t *py, const Double_t *)
{
const Double_t ky0 = 4.;
const Double_t kb=1.;
Double_t yj;
Double_t y=TMath::Abs(*py);
if (y < ky0)
yj=kb;
else
yj=kb*TMath::Exp(-(y-ky0)*(y-ky0)/2);
return yj;
}
Int_t AliGenMUONlib::IpChic0(TRandom *)
{
return 10441;
}
Int_t AliGenMUONlib::IpChic1(TRandom *)
{
return 20443;
}
Int_t AliGenMUONlib::IpChic2(TRandom *)
{
return 445;
}
Int_t AliGenMUONlib::IpChic(TRandom *)
{
Int_t ip;
Float_t r = gRandom->Rndm();
if (r < 0.001) {
ip = 10441;
} else if( r < 0.377 ) {
ip = 20443;
} else {
ip = 445;
}
return ip;
}
typedef Int_t (*GenFuncIp) (TRandom *);
GenFuncIp AliGenMUONlib::GetIp(Int_t param, const char* tname) const
{
TString sname = TString(tname);
GenFuncIp func;
switch (param)
{
case kPhi:
func=IpPhi;
break;
case kEta:
func=IpEta;
break;
case kOmega:
func=IpOmega;
break;
case kJpsiFamily:
func=IpJpsiFamily;
break;
case kPsiP:
func=IpPsiP;
break;
case kJpsi:
case kJpsiFromB:
func=IpJpsi;
break;
case kUpsilon:
func=IpUpsilon;
break;
case kUpsilonFamily:
func=IpUpsilonFamily;
break;
case kUpsilonP:
func=IpUpsilonP;
break;
case kUpsilonPP:
func=IpUpsilonPP;
break;
case kCharm:
func=IpCharm;
break;
case kBeauty:
func=IpBeauty;
break;
case kPion:
if (sname == "2010 Pos PP") {
func=IpPionPos;
} else if (sname == "2010 Neg PP") {
func=IpPionNeg;
} else {
func=IpPion;
}
break;
case kKaon:
if (sname == "2010 Pos PP") {
func=IpKaonPos;
} else if (sname == "2010 Neg PP") {
func=IpKaonNeg;
} else {
func=IpKaon;
}
break;
case kChic0:
func=IpChic0;
break;
case kChic1:
func=IpChic1;
break;
case kChic2:
func=IpChic2;
break;
case kChic:
func=IpChic;
break;
default:
func=0;
printf("<AliGenMUONlib::GetIp> unknown parametrisation\n");
}
return func;
}
Float_t AliGenMUONlib::Interpolate(Float_t x, Float_t* y, Float_t x0,
Float_t dx,
Int_t n, Int_t no)
{
Float_t* c = new Float_t[n];
Float_t* d = new Float_t[n];
Int_t m, i;
for (i = 0; i < n; i++) {
c[i] = y[i];
d[i] = y[i];
}
Int_t ns = int((x - x0)/dx);
Float_t y1 = y[ns];
ns--;
for (m = 0; m < no; m++) {
for (i = 0; i < n-m; i++) {
Float_t ho = x0 + Float_t(i) * dx - x;
Float_t hp = x0 + Float_t(i+m+1) * dx - x;
Float_t w = c[i+1] - d[i];
Float_t den = ho-hp;
den = w/den;
d[i] = hp * den;
c[i] = ho * den;
}
Float_t dy;
if (2*ns < (n-m-1)) {
dy = c[ns+1];
} else {
dy = d[ns--];
}
y1 += dy;}
delete[] c;
delete[] d;
return y1;
}
Double_t AliGenMUONlib::PtPionPos2010PP(const Double_t *px, const Double_t* )
{
const Double_t par[3] = {2.27501, 0.116141, 5.59591};
Double_t pt = px[0];
Double_t m0 = TDatabasePDG::Instance()->GetParticle(211)->Mass();
Double_t mt = TMath::Sqrt(m0*m0 + pt*pt);
Double_t nc = par[1]*par[2];
Double_t t1 = (par[2]-1.)/nc/(nc/(par[2]-2.)+m0);
Double_t t2 = TMath::Power(1.+(mt-m0)/nc, -1.*par[2]);
Double_t fn = par[0] * pt * t1 * t2;
return fn;
}
Double_t AliGenMUONlib::PtPionNeg2010PP(const Double_t *px, const Double_t* )
{
const Double_t par[3] = {2.25188, 0.12176, 5.91166};
Double_t pt = px[0];
Double_t m0 = TDatabasePDG::Instance()->GetParticle(211)->Mass();
Double_t mt = TMath::Sqrt(m0*m0 + pt*pt);
Double_t nc = par[1]*par[2];
Double_t t1 = (par[2]-1.)/nc/(nc/(par[2]-2.)+m0);
Double_t t2 = TMath::Power(1.+(mt-m0)/nc, -1.*par[2]);
Double_t fn = par[0] * pt * t1 * t2;
return fn;
}
Double_t AliGenMUONlib::PtKaonPos2010PP(const Double_t *px, const Double_t* )
{
const Double_t par[3] = {0.279386, 0.195466, 6.59587};
Double_t pt = px[0];
Double_t m0 = TDatabasePDG::Instance()->GetParticle(321)->Mass();
Double_t mt = TMath::Sqrt(m0*m0 + pt*pt);
Double_t nc = par[1]*par[2];
Double_t t1 = (par[2]-1.)/nc/(nc/(par[2]-2.)+m0);
Double_t t2 = TMath::Power(1.+(mt-m0)/nc, -1.*par[2]);
Double_t fn = par[0] * pt * t1 * t2;
return fn;
}
Double_t AliGenMUONlib::PtKaonNeg2010PP(const Double_t *px, const Double_t* )
{
const Double_t par[3] = {0.278927, 0.189049, 6.43006};
Double_t pt = px[0];
Double_t m0 = TDatabasePDG::Instance()->GetParticle(321)->Mass();
Double_t mt = TMath::Sqrt(m0*m0 + pt*pt);
Double_t nc = par[1]*par[2];
Double_t t1 = (par[2]-1.)/nc/(nc/(par[2]-2.)+m0);
Double_t t2 = TMath::Power(1.+(mt-m0)/nc, -1.*par[2]);
Double_t fn = par[0] * pt * t1 * t2;
return fn;
}
Double_t AliGenMUONlib::YKaonPion2010PP(const Double_t *px, const Double_t* )
{
Double_t y = px[0];
Double_t sigma = 2.35;
Double_t kernal = y/2./sigma;
Double_t fxn = TMath::Exp(-1.*kernal*kernal);
return fxn;
}
Int_t AliGenMUONlib::IpPionPos(TRandom *)
{
return 211;
}
Int_t AliGenMUONlib::IpPionNeg(TRandom *)
{
return -211;
}
Int_t AliGenMUONlib::IpKaonPos(TRandom *)
{
return 321;
}
Int_t AliGenMUONlib::IpKaonNeg(TRandom *)
{
return -321;
}