git://git.uio.no / u / mrichter / AliRoot.git / blame
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1 | /////////////////////////////////////////////////////////////////////////// |
| 2 | // | |
| 3 | // Copyright 2010 | |
| 4 | // | |
| 5 | // This file is part of starlight. | |
| 6 | // | |
| 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. | |
| 11 | // | |
| 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. | |
| 16 | // | |
| 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/>. | |
| 19 | // | |
| 20 | /////////////////////////////////////////////////////////////////////////// | |
| 21 | // | |
| 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 | |
| 26 | // | |
| 27 | // Description: | |
| 28 | // | |
| 29 | // | |
| 30 | // | |
| 31 | /////////////////////////////////////////////////////////////////////////// | |
| 32 | ||
| 33 | ||
| 34 | #ifndef TWOPHOTONLUMINOSITY_H | |
| 35 | #define TWOPHOTONLUMINOSITY_H | |
| 36 | ||
| 37 | #include "nucleus.h" | |
| 38 | #include "beam.h" | |
| 39 | #include "beambeamsystem.h" | |
| 40 | #include "starlightlimits.h" | |
| 41 | ||
| 42 | ||
| 43 | class twoPhotonLuminosity : public beamBeamSystem | |
| 44 | { | |
| 45 | public: | |
| 46 | twoPhotonLuminosity(beam beam_1, beam beam_2); | |
| 47 | ~twoPhotonLuminosity(); | |
| 48 | ||
| 49 | protected: | |
| 50 | ||
| 51 | ||
| 52 | ||
| 53 | private: | |
| 54 | struct difflumiargs | |
| 55 | { | |
| 56 | twoPhotonLuminosity *self; | |
| 57 | double m; | |
| 58 | double y; | |
| 59 | double res; | |
| 60 | }; | |
| 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); | |
| 65 | ||
| 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); | |
| 70 | ||
| 71 | double _W1; //Energy of photon #1 | |
| 72 | double _W2; //Energy of photon #2 | |
| 73 | double _gamma; //Gamma of the system | |
| 74 | ||
| 75 | const unsigned int _nWbins; | |
| 76 | const unsigned int _nYbins; | |
| 77 | ||
| 78 | const double _wMin; | |
| 79 | const double _yMin; | |
| 80 | const double _wMax; | |
| 81 | const double _yMax; | |
| 82 | ||
| 83 | }; | |
| 84 | ||
| 85 | ||
| 86 | #endif // TWOPHOTONLUMINOSITY_H |