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: | |
| 45d54d9a | 23 | // $Rev:: 176 $: revision of last commit |
| 24 | // $Author:: jseger $: author of last commit | |
| 25 | // $Date:: 2014-06-20 22:15:20 +0200 #$: date of last commit | |
| da32329d AM |
26 | // |
| 27 | // Description: | |
| 28 | // | |
| 29 | // | |
| 30 | // | |
| 31 | /////////////////////////////////////////////////////////////////////////// | |
| 32 | ||
| 33 | ||
| 34 | #ifndef BEAM_H | |
| 35 | #define BEAM_H | |
| 36 | ||
| 37 | ||
| 38 | //This calls inclues a single beam of nucleons | |
| 39 | #include "nucleus.h" | |
| 40 | #include "inputParameters.h" | |
| 41 | ||
| 42 | ||
| 43 | class beam : public nucleus | |
| 44 | { | |
| 45 | ||
| 46 | public: | |
| 47 | ||
| 48 | beam(const int Z, | |
| 49 | const int A, | |
| da32329d AM |
50 | const bool dAuCoherentProduction); |
| 51 | ||
| 52 | ~beam(); | |
| 53 | ||
| 54 | double photonFlux(const double impactparameter, | |
| 55 | const double photonEnergy) const; ///< calculates photon density (number of photons / (energy * area)) | |
| 56 | ||
| 57 | double rapidity() const { return acosh(_beamLorentzGamma); } | |
| 58 | ||
| 59 | void setBeamLorentzGamma(double gamma) {_beamLorentzGamma = gamma;} | |
| 60 | protected: | |
| 61 | ||
| 62 | //inputParameters inputbeam; | |
| 63 | double _beamLorentzGamma; ///< Lorentz gamma factor of beams in collider frame (from inputParameters) | |
| 64 | ||
| 65 | }; | |
| 66 | ||
| 67 | ||
| 68 | #endif // BEAM_H |