wholeNuclearDNA/src/ChromosomeParameterisation.cc

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
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0024 // ********************************************************************
0025 //
0026 // This example is provided by the Geant4-DNA collaboration
0027 // Any report or published results obtained using the Geant4-DNA software
0028 // and the DNA geometry given in the Geom_DNA example
0029 // shall cite the following Geant4-DNA collaboration publications:
0030 // [1] NIM B 298 (2013) 47-54
0031 // [2] Med. Phys. 37 (2010) 4692-4708
0032 // The Geant4-DNA web site is available at http://geant4-dna.org
0033 //
0034 /// \file ChromosomeParameterisation.cc
0035 /// \brief Implementation of the ChromosomeParameterisation class
0036
0037 #include <ChromosomeParameterisation.hh>
0038
0039 // STD
0040 #include <fstream>
0041
0042 // G4
0043 #include <CLHEP/Units/SystemOfUnits.h>
0044 #include <G4VPhysicalVolume.hh>
0045
0046 using namespace std;
0047 using CLHEP::degree;
0048 using CLHEP::nanometer;
0049
0050 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0051
0052 ChromosomeParameterisation::ChromosomeParameterisation(const char* filename)
0053   : G4VPVParameterisation()
0054 {
0055   ifstream f(filename, ios::in);
0056   if (!f) return;
0057
0058   fPositions.reserve(100);
0059   fRotations.reserve(100);
0060
0061   while (!f.eof()) {
0062     double x, y, z, rot;
0063     f >> x >> y >> z >> rot;
0064     fPositions.push_back(new G4ThreeVector(x * nanometer, y * nanometer, z * nanometer));
0065     fRotations.push_back(new G4RotationMatrix(0, 0, rot * degree));
0066   }
0067 }
0068
0069 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0070
0071 ChromosomeParameterisation::~ChromosomeParameterisation()
0072 {
0073   unsigned int i;
0074   for (i = 0; i < fPositions.size(); i++)
0075     delete fPositions[i];
0076   for (i = 0; i < fRotations.size(); i++)
0077     delete fRotations[i];
0078 }
0079
0080 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0081
0082 void ChromosomeParameterisation::ComputeDimensions(G4Tubs& /*rosette*/, const G4int /*copyNo*/,
0083                                                    const G4VPhysicalVolume* /*physVol*/) const
0084 {}
0085
0086 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0087
0088 void ChromosomeParameterisation::ComputeTransformation(const G4int copyNo,
0089                                                        G4VPhysicalVolume* physVol) const
0090 {
0091   // see passive vs active method to specify
0092   // this transformation
0093   physVol->SetTranslation(*fPositions[copyNo]);
0094   physVol->SetRotation(fRotations[copyNo]);
0095 }