Kamil Sedlak
fcd5eea567
This is the first version of the muSR simulation code (musrSim) based on the merged codes of Kamil Sedlak and Toni Shiroka. It should be a running version of the simulation code, however it has not been very well tested, therefore it will probably need some further development.
172 lines
6.2 KiB
C++
172 lines
6.2 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#ifndef F04ElementField_h
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#define F04ElementField_h 1
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#include "globals.hh"
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#include "G4Navigator.hh"
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#include "G4TransportationManager.hh"
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#include "G4UserLimits.hh"
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#include "G4VisAttributes.hh"
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// class F04ElementField - interface for the EM field of one element
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// This is the interface class used by GlobalField to compute the field
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// value at a given point[].
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// An element that represents an element with an EM field will
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// derive a class from this one and implement the computation for the
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// element. The construct() function will add the derived object into
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// GlobalField.
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class F04ElementField
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{
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private:
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F04ElementField& operator=(const F04ElementField&);
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public:
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/// Constructor.
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F04ElementField(const G4ThreeVector, G4LogicalVolume*);
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/// the actual implementation constructs the F04ElementField
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void construct();
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/// Destructor.
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virtual ~F04ElementField() { if (aNavigator) delete aNavigator; }
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/// setMaxStep(G4double) sets the max. step size
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void setMaxStep(G4double s)
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{
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maxStep = s;
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userLimits->SetMaxAllowedStep(maxStep);
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lvolume->SetUserLimits(userLimits);
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}
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/// getMaxStep() returns the max. step size
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G4double getMaxStep() { return maxStep; }
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/// setColor(G4String) sets the color
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void setColor(G4String c)
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{
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color = c;
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lvolume->SetVisAttributes(getVisAttribute(color));
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}
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/// getColor() returns the color
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G4String getColor() { return color; }
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/// getVisAttribute() returns the appropriate G4VisAttributes.
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static G4VisAttributes* getVisAttribute(G4String color);
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/// setGlobalPoint() ensures that the point is within the global
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/// bounding box of this ElementField's global coordinates.
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/// Normally called 8 times for the corners of the local bounding
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/// box, after a local->global coordinate transform.
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/// If never called, the global bounding box is infinite.
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/// BEWARE: if called only once, the bounding box is just a point.
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void setGlobalPoint(const G4double point[4])
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{
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if(minX == -DBL_MAX || minX > point[0]) minX = point[0];
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if(minY == -DBL_MAX || minY > point[1]) minY = point[1];
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if(minZ == -DBL_MAX || minZ > point[2]) minZ = point[2];
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if(maxX == DBL_MAX || maxX < point[0]) maxX = point[0];
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if(maxY == DBL_MAX || maxY < point[1]) maxY = point[1];
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if(maxZ == DBL_MAX || maxZ < point[2]) maxZ = point[2];
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}
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/// isInBoundingBox() returns true if the point is within the
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/// global bounding box - global coordinates.
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bool isInBoundingBox(const G4double point[4]) const
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{
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if(point[2] < minZ || point[2] > maxZ) return false;
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if(point[0] < minX || point[0] > maxX) return false;
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if(point[1] < minY || point[1] > maxY) return false;
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return true;
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}
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/// addFieldValue() will add the field value for this element to field[].
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/// Implementations must be sure to verify that point[] is within
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/// the field region, and do nothing if not.
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/// point[] is in global coordinates and geant4 units; x,y,z,t.
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/// field[] is in geant4 units; Bx,By,Bz,Ex,Ey,Ez.
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/// For efficiency, the caller may (but need not) call
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/// isInBoundingBox(point), and only call this function if that
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/// returns true.
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virtual void
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addFieldValue(const G4double point[4], G4double field[6]) const = 0;
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virtual G4double getLength() = 0;
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virtual G4double getWidth() = 0;
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virtual G4double getHeight() = 0;
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void SetElementFieldName(G4String name) {elementFieldName=name;}
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G4String GetElementFieldName() {return elementFieldName;}
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void SetEventNrDependentField(G4double initialField, G4double finalField, G4int nrOfSteps);
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std::map<G4int,G4double> GetEventNrDependentField() const {return changeFieldInStepsMap;}
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void SetElementFieldValueIfNeeded(G4int eventNr);
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virtual G4double GetNominalFieldValue() = 0;
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virtual void SetNominalFieldValue(G4double newFieldValue) =0;
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protected:
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G4LogicalVolume* lvolume;
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G4AffineTransform global2local;
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// F04ElementField(const F04ElementField&);
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private:
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static G4Navigator* aNavigator;
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G4String color;
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G4ThreeVector center;
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G4double minX, minY, minZ, maxX, maxY,maxZ;
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G4double maxStep;
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G4UserLimits* userLimits;
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G4String elementFieldName;
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std::map<G4int,G4double> changeFieldInStepsMap;
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};
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#endif
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