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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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9 | // * include a list of copyright holders. * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: PhotInLayerParameterisation.cc,v 1.3 2006/06/29 16:25:17 gunter Exp $ |
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28 | // GEANT4 tag $Name: $ |
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29 | // |
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30 | |
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31 | //#define debug |
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32 | |
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33 | #include "PhotInLayerParameterisation.hh" |
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34 | |
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35 | PhotInLayerParameterisation::PhotInLayerParameterisation() |
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36 | :numberOfLayers(PhotInNOfLayers),absMaterial(0),hzTot(1.) {} |
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37 | |
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38 | PhotInLayerParameterisation::~PhotInLayerParameterisation() {} |
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39 | |
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40 | void PhotInLayerParameterisation::ComputeTransformation(const G4int copyNo, |
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41 | G4VPhysicalVolume* physVol) const |
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42 | { |
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43 | G4double halfZ = hzTot/numberOfLayers; // half width of one layer |
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44 | G4double Zposition= (copyNo+copyNo)*halfZ - (hzTot-halfZ); // Z-positions of hte layers |
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45 | #ifdef debug |
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46 | G4cout<<"PhotInLayerParameterisation::ComputeTransformation: hZ="<<halfZ |
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47 | <<", Z="<<Zposition<<G4endl; |
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48 | #endif |
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49 | G4ThreeVector origin(0,0,Zposition); // 3-vector for positioning of the layers |
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50 | physVol->SetTranslation(origin); // positioning of the layer |
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51 | physVol->SetRotation(0); // without rotation (can be turned!) |
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52 | physVol->SetName(PhotInAbsorberName); // Name of the layer which is primarily absorber |
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53 | } |
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54 | |
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55 | G4Material* PhotInLayerParameterisation:: |
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56 | ComputeMaterial(const G4int, G4VPhysicalVolume*, const G4VTouchable*) |
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57 | { |
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58 | return absMaterial; // MaterialOfAbsorber in diff. layers can be diff. |
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59 | } |
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60 | |
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