Import Geant4 7.0.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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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 *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4TwistedBox.hh,v 1.3 2004/11/13 18:26:24 gcosmo Exp $
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// GEANT4 tag $Name: geant4-07-00-cand-01 $
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//
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//
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// --------------------------------------------------------------------
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// GEANT 4 class header file
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//
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//
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// G4TwistedBox
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//
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// Class description:
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//
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// G4TwistedBox is a box twisted along the Z axis.
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// Author:
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// O.Link (Oliver.Link@cern.ch)
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//
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// --------------------------------------------------------------------
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#ifndef __G4TWISTEDBOX__
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#define __G4TWISTEDBOX__
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#include "G4VSolid.hh"
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#include "G4TwistedBoxSide.hh"
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#include "G4FlatBoxSide.hh"
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class G4SolidExtentList;
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class G4ClippablePolygon;
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class G4TwistedBox : public G4VSolid
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{
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public: // with description
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G4TwistedBox(const G4String &pname, // Name of instance
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G4double twistedangle, // Twisted angle
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G4double pDx, // half length in x
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G4double pDy, // half length in y
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G4double pDz) ; // half z length
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virtual ~G4TwistedBox();
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void ComputeDimensions(G4VPVParameterisation* ,
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const G4int ,
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const G4VPhysicalVolume* );
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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,
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G4double &pMax ) 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=G4bool(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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EInside Inside (const G4ThreeVector &p) const;
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G4ThreeVector SurfaceNormal(const G4ThreeVector &p) const;
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inline G4double GetCubicVolume() ;
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void DescribeYourselfTo (G4VGraphicsScene &scene) const;
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G4Polyhedron *CreatePolyhedron () const;
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G4NURBS *CreateNURBS () const;
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std::ostream &StreamInfo(std::ostream& os) const;
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// accessors
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inline G4double GetPhiTwist () const { return fPhiTwist ; }
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inline G4double GetfDx () const { return fDx ; }
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inline G4double GetfDy () const { return fDy ; }
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inline G4double GetfDz () const { return fDz ; }
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G4VisExtent GetExtent () const;
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G4GeometryType GetEntityType() const;
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protected: // with description
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G4ThreeVectorList*
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CreateRotatedVertices(const G4AffineTransform& pTransform) const;
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// Create the List of transformed vertices in the format required
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// for G4VSolid:: ClipCrossSection and ClipBetweenSections.
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public: // without description
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private:
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inline void SetFields(G4double phitwist,
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G4double pDx, G4double pDy, G4double pDz);
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void CreateSurfaces();
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private:
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G4double fPhiTwist; // Twist angle from -fDz to +fDz
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G4double fDx ;
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G4double fDy ;
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G4double fDz ;
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G4VSurface *fLowerEndcap ; // surface of -ve z
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G4VSurface *fUpperEndcap ; // surface of +ve z
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G4VSurface *fSide0 ; // Twisted Side at phi = 0 deg
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G4VSurface *fSide90 ; // Twisted Side at phi = 90 deg
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G4VSurface *fSide180 ; // Twisted Side at phi = 180 deg
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G4VSurface *fSide270 ; // Twisted Side at phi = 270 deg
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G4double fCubicVolume ; // volume of the twisted trapezoid
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class LastState // last Inside result
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{
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public:
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LastState()
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{
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p.set(kInfinity,kInfinity,kInfinity);
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inside = kOutside;
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}
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~LastState(){}
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public:
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G4ThreeVector p;
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EInside inside;
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};
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class LastVector // last SurfaceNormal result
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{
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public:
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LastVector()
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{
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p.set(kInfinity,kInfinity,kInfinity);
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vec.set(kInfinity,kInfinity,kInfinity);
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surface = new G4VSurface*[1];
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}
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~LastVector()
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{
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delete [] surface;
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}
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public:
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G4ThreeVector p;
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G4ThreeVector vec;
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G4VSurface **surface;
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};
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class LastValue // last G4double value
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{
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public:
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LastValue()
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{
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p.set(kInfinity,kInfinity,kInfinity);
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value = DBL_MAX;
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}
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~LastValue(){}
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public:
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G4ThreeVector p;
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G4double value;
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};
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class LastValueWithDoubleVector // last G4double value
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{
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public:
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LastValueWithDoubleVector()
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{
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p.set(kInfinity,kInfinity,kInfinity);
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vec.set(kInfinity,kInfinity,kInfinity);
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value = DBL_MAX;
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}
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~LastValueWithDoubleVector(){}
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public:
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G4ThreeVector p;
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G4ThreeVector vec;
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G4double value;
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};
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LastState fLastInside;
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LastVector fLastNormal;
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LastValue fLastDistanceToIn;
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LastValue fLastDistanceToOut;
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LastValueWithDoubleVector fLastDistanceToInWithV;
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LastValueWithDoubleVector fLastDistanceToOutWithV;
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};
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//=====================================================================
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//---------------------
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// inline functions
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//---------------------
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inline
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void G4TwistedBox::SetFields(G4double phitwist, G4double pDx, G4double pDy, G4double pDz)
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{
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fPhiTwist = phitwist;
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fDx = pDx ;
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fDy = pDy ;
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fDz = pDz ;
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}
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inline
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G4double G4TwistedBox::GetCubicVolume()
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{
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if(fCubicVolume != 0.) ;
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else fCubicVolume = 8*fDx*fDy*fDz;
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return fCubicVolume;
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}
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#endif
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