Gabriele Cosmo
194 lines
4.7 KiB
C++
194 lines
4.7 KiB
C++
// This code implementation is the intellectual property of
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// the RD44 GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4Trd.hh,v 1.1 1999/01/07 16:07:54 gunter Exp $
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// GEANT4 tag $Name: geant4-00-01 $
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//
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// class G4Trd
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//
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// A Trd is a trapezoid with the x and y dimensions varying along z
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// functions:
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//
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// As inherited from G4CSGSolid +
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//
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// G4Trd( const G4String& pName,
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// G4double pdx1, G4double pdx2,
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// G4double pdy1, G4double pdy2,
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// G4double pdz )
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// Construct a trapezoid with name, and half lengths dpx1,dpx2,dpy1,
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// dpy2,dpz
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//
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// G4double GetXHalfLength1() const
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// G4double GetXHalfLength2() const
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// G4double GetYHalfLength1() const
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// G4double GetYHalfLength2() const
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// G4double GetZHalfLength() const
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//
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// Return the respective parameter
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//
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// void SetXHalfLength1(G4double)
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// void SetXHalfLength2(G4double)
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// void SetYHalfLength1(G4double)
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// void SetYHalfLength2(G4double)
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// void SetZHalfLength(G4double)
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//
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// Set the respective parameter
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//
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// Protected:
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//
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// G4ThreeVectorList*
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// CreateRotatedVertices(const G4AffineTransform& pTransform) const
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//
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// Create the List of transformed vertices in the format required
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// for G4CSGSolid:: ClipCrossSection and ClipBetweenSections.
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//
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// Member Data:
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// fDx1 Half-length along x at the surface positioned at -dz
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// fDx2 Half-length along x at the surface positioned at +dz
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// fDy1 Half-length along y at the surface positioned at -dz
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// fDy2 Half-length along y at the surface positioned at +dz
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// fDz Half-length along z axis
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//
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// History:
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// 21.04.97 J. Apostolakis Added Set Methods.
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// 19.08.96 P. Kent, V. Grichine ->Fs in accordance with G4Box
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// 17.02.95 P.Kent Exiting normal return
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// 12.01.95 P.Kent Old prototype code converted to thick geometry
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#ifndef G4TRD_HH
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#define G4TRD_HH
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#include "G4CSGSolid.hh"
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class G4Trd : public G4CSGSolid {
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public:
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G4Trd( const G4String& pName,
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G4double pdx1, G4double pdx2,
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G4double pdy1, G4double pdy2,
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G4double pdz);
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virtual ~G4Trd();
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// Access functions
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G4double GetXHalfLength1() const
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{
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return fDx1;
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}
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G4double GetXHalfLength2() const
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{
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return fDx2;
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}
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G4double GetYHalfLength1() const
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{
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return fDy1;
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}
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G4double GetYHalfLength2() const
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{
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return fDy2;
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}
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G4double GetZHalfLength() const
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{
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return fDz;
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}
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void SetXHalfLength1(G4double val)
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{
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fDx1= val;
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}
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void SetXHalfLength2(G4double val)
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{
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fDx2= val;
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}
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void SetYHalfLength1(G4double val)
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{
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fDy1= val;
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}
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void SetYHalfLength2(G4double val)
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{
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fDy2= val;
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}
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void SetZHalfLength(G4double val)
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{
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fDz= val;
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}
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void ComputeDimensions(G4VPVParameterisation* p,
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const G4int n,
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const G4VPhysicalVolume* pRep);
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G4bool CalculateExtent(const EAxis pAxis,
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const G4VoxelLimits& pVoxelLimit,
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const G4AffineTransform& pTransform,
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G4double& pMin, G4double& pMax) const;
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EInside Inside(const G4ThreeVector& p) const;
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G4ThreeVector SurfaceNormal( const G4ThreeVector& p) const;
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G4double DistanceToIn(const G4ThreeVector& p,
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const G4ThreeVector& v) const;
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G4double DistanceToIn(const G4ThreeVector& p) const;
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G4double DistanceToOut(const G4ThreeVector& p,
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const G4ThreeVector& v,
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const G4bool calcNorm=false,
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G4bool *validNorm=0,
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G4ThreeVector *n=0) const;
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G4double DistanceToOut(const G4ThreeVector& p) const;
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// Naming method (pseudo-RTTI : run-time type identification
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virtual G4GeometryType GetEntityType() const { return G4String("G4Trd"); }
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// Visualisation functions
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void DescribeYourselfTo (G4VGraphicsScene& scene) const;
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G4VisExtent GetExtent () const;
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G4Polyhedron* CreatePolyhedron () const;
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G4NURBS* CreateNURBS () const;
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void CheckAndSetAllParameters (G4double pdx1, G4double pdx2,
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G4double pdy1, G4double pdy2,
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G4double pdz);
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void SetAllParameters (G4double pdx1, G4double pdx2,
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G4double pdy1, G4double pdy2,
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G4double pdz);
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protected:
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G4ThreeVectorList*
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CreateRotatedVertices(const G4AffineTransform& pTransform) const;
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G4double fDx1,fDx2,fDy1,fDy2,fDz;
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// Codes for faces (kPX=plus x face,kMY= minus y face etc)
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enum ESide {kPX,kMX,kPY,kMY,kPZ,kMZ};
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};
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#endif
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