1 ///////////////////////////////////////////////////////////////////////////
5 // This file is part of starlight.
7 // starlight is free software: you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License as published by
9 // the Free Software Foundation, either version 3 of the License, or
10 // (at your option) any later version.
12 // starlight is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with starlight. If not, see <http://www.gnu.org/licenses/>.
20 ///////////////////////////////////////////////////////////////////////////
22 // File and Version Information:
23 // $Rev:: 164 $: revision of last commit
24 // $Author:: odjuvsla $: author of last commit
25 // $Date:: 2013-10-06 16:18:08 +0200 #$: date of last commit
31 ///////////////////////////////////////////////////////////////////////////
34 #ifndef TWOPHOTONLUMINOSITY_H
35 #define TWOPHOTONLUMINOSITY_H
39 #include "beambeamsystem.h"
40 #include "starlightlimits.h"
43 class twoPhotonLuminosity : public beamBeamSystem
46 twoPhotonLuminosity(beam beam_1, beam beam_2);
47 ~twoPhotonLuminosity();
56 twoPhotonLuminosity *self;
61 void twoPhotonDifferentialLuminosity();
62 double D2LDMDY(double M,double Y,double &Normalize);
63 double D2LDMDY(double M,double Y) const;
64 static void * D2LDMDY_Threaded(void *a);
66 double integral(double Normalize);
67 double radmul(int N,double *Lower,double *Upper,int NIterMin,int NIterMax,double EPS,double *WK,int NIter,double &Result,double &ResErr,double &NFNEVL,double &Summary);
68 double integrand(double N,double X[15]);
69 double Nphoton(double W,double gamma,double Rho);
71 double _W1; //Energy of photon #1
72 double _W2; //Energy of photon #2
73 double _gamma; //Gamma of the system
75 const unsigned int _nWbins;
76 const unsigned int _nYbins;
86 #endif // TWOPHOTONLUMINOSITY_H