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0001 // 0002 // ******************************************************************** 0003 // * License and Disclaimer * 0004 // * * 0005 // * The Geant4 software is copyright of the Copyright Holders of * 0006 // * the Geant4 Collaboration. It is provided under the terms and * 0007 // * conditions of the Geant4 Software License, included in the file * 0008 // * LICENSE and available at http://cern.ch/geant4/license . These * 0009 // * include a list of copyright holders. * 0010 // * * 0011 // * Neither the authors of this software system, nor their employing * 0012 // * institutes,nor the agencies providing financial support for this * 0013 // * work make any representation or warranty, express or implied, * 0014 // * regarding this software system or assume any liability for its * 0015 // * use. Please see the license in the file LICENSE and URL above * 0016 // * for the full disclaimer and the limitation of liability. * 0017 // * * 0018 // * This code implementation is the result of the scientific and * 0019 // * technical work of the GEANT4 collaboration. * 0020 // * By using, copying, modifying or distributing the software (or * 0021 // * any work based on the software) you agree to acknowledge its * 0022 // * use in resulting scientific publications, and indicate your * 0023 // * acceptance of all terms of the Geant4 Software license. * 0024 // ******************************************************************** 0025 // 0026 //------------------ G4XrayReflection physics process ----------------------- 0027 // 0028 // History: 0029 // 19-09-23 H. Burkhardt, initial implementation 0030 // 0031 // -------------------------------------------------------------------------- 0032 0033 #ifndef G4XrayReflection_h 0034 #define G4XrayReflection_h 1 0035 0036 #include "G4Gamma.hh" 0037 #include "G4VEmProcess.hh" 0038 #include "globals.hh" 0039 0040 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 0041 0042 class G4ParticleDefinition; 0043 class G4VEmModel; 0044 class G4PropagatorInField; 0045 0046 class G4XrayReflection : public G4VDiscreteProcess 0047 { 0048 public: // with description 0049 explicit G4XrayReflection(const G4String& processName = "XrayReflection", 0050 G4ProcessType type = fElectromagnetic); 0051 ~G4XrayReflection() override = default; 0052 0053 G4double GetMeanFreePath(const G4Track& track, G4double previousStepSize, 0054 G4ForceCondition* condition) override; 0055 0056 G4VParticleChange* PostStepDoIt(const G4Track& track, const G4Step& Step) override; 0057 0058 G4bool IsApplicable(const G4ParticleDefinition&) override; 0059 void BuildPhysicsTable(const G4ParticleDefinition&) override; 0060 0061 void ProcessDescription(std::ostream&) const override; 0062 void DumpInfo() const override { ProcessDescription(G4cout); } 0063 0064 void SetSurfaceRoughness(const G4double value); 0065 0066 G4double Reflectivity(const G4double GamEner, const G4double SinIncidentAngle, 0067 const G4Material* theMat) const; 0068 0069 G4int ReadHenkeXrayData(std::string ElName, std::vector<G4double>& Ephot, 0070 std::vector<G4double>& f1, std::vector<G4double>& f2); 0071 void SaveHenkeDataAsMaterialProperty(); // Save Henke data as Material propoerty 0072 0073 private: 0074 G4VPhysicalVolume* fLastVolume = nullptr; 0075 G4ThreeVector fSurfaceNormal; 0076 static G4double fSurfaceRoughness; // same value in all threads 0077 }; 0078 0079 #endif
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