Import Geant4 3.0.0 source tree
This commit is contained in:
Gabriele Cosmo
@@ -5,222 +5,182 @@
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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: G4CylindricalSurface.hh,v 1.4 2000/02/16 12:02:51 gcosmo Exp $
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// GEANT4 tag $Name: geant4-02-00 $
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// $Id: G4CylindricalSurface.hh,v 1.7 2000/11/08 20:26:05 gcosmo Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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//
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/* /usr/local/gismo/repo/geometry/G4CylindricalSurface.h,v 1.16 1993/12/30 02:14:08 rensing Exp */
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// File: G4CylindricalSurface.h
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// Author: Alan Breakstone
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// Contents ---------------------------------------------------------
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// ----------------------------------------------------------------------
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// Class G4CylindricalSurface
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//
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// G4CylindricalSurface
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//
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// Description:
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// Class Description:
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//
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// C++ header file for Gismo G4CylindricalSurface class, derived from Surface class.
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// Uses the GmsListLink, G4ThreeVec, G4ThreeMat, Ray, Helix, and Surface
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// classes.
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// Definition of a generic cylindrical surface.
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// The code for G4CylindricalSurface has been derived from the original
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// implementation in the "Gismo" package.
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//
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// End --------------------------------------------------------------
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// Interface Dependencies -------------------------------------------
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#ifndef __CYLINDER_H
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#define __CYLINDER_H
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// Author: A.Breakstone
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// Adaptation: J.Sulkimo, P.Urban.
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// Revisions by: L.Broglia, G.Cosmo.
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// ----------------------------------------------------------------------
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#ifndef __G4CYLINDERSURFACE_H
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#define __G4CYLINDERSURFACE_H
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#include "G4Surface.hh"
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class G4ThreeMat;
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// End Interface Dependencies ---------------------------------------
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// Class //
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// class G4Surface;
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class G4CylindricalSurface: public G4Surface
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class G4CylindricalSurface : public G4Surface
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{
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protected: // make available to derived classes
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G4Vector3D axis; // direction of axis of G4CylindricalSurface
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// (unit vector)
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G4double radius; // radius of G4CylindricalSurface
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public: // with description
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public:
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G4CylindricalSurface();
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G4CylindricalSurface( const G4Vector3D& o,
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const G4Vector3D& a,
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G4double r );
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virtual ~G4CylindricalSurface() {}
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// G4CylindricalSurface( const G4CylindricalSurface& c ):
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// G4Surface( c.origin )
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// { axis = c.axis; radius = c.radius; }
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//
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G4String GetEntityType(){return G4String("Cylindrical_Surface");}
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virtual const char* NameOf() const { return "G4CylindricalSurface"; }
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// Default constructor.
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G4CylindricalSurface( const G4Vector3D& o, const G4Vector3D& a, G4double r );
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// Normal constructor:
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// - first argument is the origin of the G4CylindricalSurface
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// - second argument is the axis of the G4CylindricalSurface
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// - third argument is the radius of the G4CylindricalSurface.
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virtual ~G4CylindricalSurface();
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// Destructor.
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inline G4int operator==( const G4CylindricalSurface& c ) const;
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// Equality operator.
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inline G4String GetEntityType() const;
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// Returns the shape identifier.
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virtual const char* NameOf() const;
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// Returns the class name.
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virtual void PrintOn( G4std::ostream& os = G4cout ) const;
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int operator==( const G4CylindricalSurface& c )
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{
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return ( origin == c.origin &&
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axis == c.axis &&
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radius == c.radius );
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}
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// Printing function, streaming surface's attributes.
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virtual G4double HowNear( const G4Vector3D& x ) const;
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// virtual G4double distanceAlongRay( int which_way, const G4Ray* ry,
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// G4Vector3D& p ) const;
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// virtual G4double distanceAlongHelix( int which_way,
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// const Helix* hx, G4Vector3D& p ) const;
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// Returns the distance from a point to a G4CylindricalSurface.
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// The point x is the (input) argument.
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// The distance is positive if the point is Inside, negative otherwise.
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virtual G4Vector3D Normal( const G4Vector3D& p ) const;
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// Returns the Normal unit vector to a G4CylindricalSurface at a point p
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// on (or nearly on) the G4CylindricalSurface.
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virtual G4Vector3D SurfaceNormal( const G4Point3D& p ) const;
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virtual int Inside( const G4Vector3D& x ) const;
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virtual int WithinBoundary( const G4Vector3D& x ) const;
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// Returns the Normal unit vector to the G4CylindricalSurface at a point
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// p on (or nearly on) the G4CylindricalSurface.
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virtual G4int Inside( const G4Vector3D& x ) const;
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// Returns 1 if the point x is Inside the G4CylindricalSurface,
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// returns 0 otherwise.
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// Outside means that the distance to the G4CylindricalSurface would
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// be negative.
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// Uses the HowNear() function to calculate this distance.
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virtual G4int WithinBoundary( const G4Vector3D& x ) const;
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// Function overwritten by finite-sized derived classes which returns
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// 1 if the point x is within the boundary, 0 otherwise.
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// Since a G4CylindricalSurface is infinite in extent, the function will
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// just check if the point is on the G4CylindricalSurface (to the surface
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// precision).
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virtual G4double Scale() const;
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// Function overwritten by finite-sized derived classes which returns
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// the radius, unless it is zero, in which case it returns the smallest
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// non-zero dimension.
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// Used for Scale-invariant tests of surface thickness.
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// virtual void rotate( G4double alpha, G4double beta,
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// G4double gamma, G4ThreeMat& m, int inverse );
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// virtual void rotate( G4double alpha, G4double beta,
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// G4double gamma, int inverse );
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G4int Intersect(const G4Ray& ry);
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// Returns the distance along a Ray (straight line with G4Vector3D) to
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// leave or enter a G4CylindricalSurface.
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// If the G4Vector3D of the Ray is opposite to that of the Normal to
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// the G4CylindricalSurface at the intersection point, it will not leave
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// the G4CylindricalSurface.
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// Similarly, if the G4Vector3D of the Ray is along that of the Normal
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// to the G4CylindricalSurface at the intersection point, it will not enter
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// the G4CylindricalSurface.
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// This method is called by all finite shapes sub-classed to
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// G4CylindricalSurface.
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// A negative result means no intersection.
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// If no valid intersection point is found, the distance and intersection
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// point are set to large numbers.
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inline G4Vector3D GetAxis() const;
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inline G4double GetRadius() const;
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// Return the axis and radius of the G4CylindricalSurface.
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int Intersect(const G4Ray& ry);
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G4Vector3D GetAxis() const { return axis; }
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G4double GetRadius() const { return radius; }
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void SetRadius( G4double r );
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// Changes the radius of the G4CylindricalSurface.
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// Requires radius to be non-negative.
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private:
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public: // without description
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/*
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virtual G4double distanceAlongRay( G4int which_way, const G4Ray* ry,
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G4Vector3D& p ) const;
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// Returns the distance along a Ray to enter or leave a
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// G4CylindricalSurface. Arguments:
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// - first (input) argument is +1 to leave or -1 to enter
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// - second (input) argument is a pointer to the Ray
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// - third (output) argument returns the intersection point.
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virtual G4double distanceAlongHelix( G4int which_way, const Helix* hx,
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G4Vector3D& p ) const;
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// Returns the distance along a Helix to enter or leave a
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// G4CylindricalSurface. Arguments:
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// - first (input) argument is +1 to leave or -1 to enter
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// - second (input) argument is a pointer to the Helix
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// - third (output) argument returns the intersection point.
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virtual void rotate( G4double alpha, G4double beta,
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G4double gamma, G4ThreeMat& m, G4int inverse );
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// Rotates the G4CylindricalSurface (the angles are assumed to be given
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// in radians). Arguments:
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// - first about global x-axis by angle alpha,
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// - second about global y-axis by angle beta,
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// - third about global z-axis by angle gamma
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// - fourth (output) argument gives the calculated rotation matrix
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// - fifth (input) argument is an integer flag which if non-zero
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// reverses the order of the rotations
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virtual void rotate( G4double alpha, G4double beta,
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G4double gamma, G4int inverse );
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// Rotates the G4CylindricalSurface (the angles are assumed to be given
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// in radians). Arguments:
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// - first about global x-axis by angle alpha,
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// - second about global y-axis by angle beta,
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// - third about global z-axis by angle gamma
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// - fourth (input) argument is an integer flag which if non-zero
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// reverses the order of the rotations
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*/
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protected: // make available to derived classes
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G4Vector3D axis;
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// Direction of axis of G4CylindricalSurface (unit vector).
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G4double radius;
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// Radius of G4CylindricalSurface.
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private:
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G4CylindricalSurface(const G4CylindricalSurface&);
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G4CylindricalSurface& operator=(const G4CylindricalSurface&);
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// Private copy constructor and assignment operator.
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/*
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virtual G4double gropeAlongHelix( const Helix* hx ) const;
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// Private function to use a crude technique to find the intersection
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// of a Helix with a G4CylindricalSurface. It returns the turning angle
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// along the Helix at which the intersection occurs or -1.0 if no
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// intersection point is found. The argument to the call is the pointer
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// to the Helix.
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*/
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// virtual G4double gropeAlongHelix( const Helix* hx ) const;
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//
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//
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// Description of functions -----------------------------------------
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//
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// default constructor
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//----->G4CylindricalSurface();
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//
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// Normal constructor:first argument is the origin of the G4CylindricalSurface
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// second argument is the axis of the G4CylindricalSurface
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// third argument is the radius of the G4CylindricalSurface
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//----->G4CylindricalSurface( const G4Vector3D& o,
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// const G4Vector3D& a, G4double r );
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//
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// destructor
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//----->virtual ~G4CylindricalSurface() {}
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//
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// copy constructor
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//----->G4CylindricalSurface( const G4CylindricalSurface& c ):
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// Surface( c.origin )
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//-----> { axis = c.axis; radius = c.radius; }
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//
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// function to return class name
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//----->virtual const char* NameOf() const { return "G4CylindricalSurface"; }
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//
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// printing function
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//----->virtual void PrintOn( G4std::ostream& os = G4cout ) const;
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//
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// equality operator
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//----->int operator==( const G4CylindricalSurface& c )
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//-----> { return origin == c.origin && axis == c.axis
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//-----> && radius == c.radius; }
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//
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// function which returns the distance from a point to a G4CylindricalSurface
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// the (input) argument is the point x
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// the distance is positive if the point is Inside,
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// negative if it is outside
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//----->virtual G4double HowNear( const G4Vector3D& x ) const;
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//
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// function which returns the distance along a Ray to enter or leave a
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// G4CylindricalSurface.
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// the first (input) argument is +1 to leave or -1 to enter
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// the second (input) argument is a pointer to the Ray
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// the third (output) argument returns the intersection point
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//----->virtual G4double distanceAlongRay( int which_way, const Ray* ry,
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//-----> G4Vector3D& p ) const;
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//
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// function which returns the distance along a Helix to enter or leave a
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// G4CylindricalSurface.
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// the first (input) argument is +1 to leave or -1 to enter
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// the second (input) argument is a pointer to the Helix
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// the third (output) argument returns the intersection point
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//----->virtual G4double distanceAlongHelix( int which_way, const Helix* hx,
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//-----> G4Vector3D& p ) const;
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//
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// function which returns the Normal unit vector to a
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// G4CylindricalSurface at a point p
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// on (or nearly on) the G4CylindricalSurface
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//----->virtual G4Vector3D Normal( const G4Vector3D& p ) const;
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//
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// function which
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// returns true (1) if the point x is Inside the G4CylindricalSurface,
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// returns false (0) otherwise
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//----->virtual int Inside( const G4Vector3D& x ) const;
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//
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// function overwritten by finite-sized derived classes which returns
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// true (1) if the point x is within the boundary, false (0)
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// otherwise.
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// Since a G4CylindricalSurface is infinite in extent, the
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// function will just check if the point is on the
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// G4CylindricalSurface (to the surface precision).
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//----->virtual int WithinBoundary( const G4Vector3D& x ) const;
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//
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// function overwritten by finite-sized derived classes which returns
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// the radius, unless it is zero, in which case it returns
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// the smallest non-zero dimension.
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// Used for Scale-invariant tests of surface thickness.
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//----->virtual G4double Scale() const;
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//
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// function to rotate the G4CylindricalSurface (4 input arguments)
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// first about global x-axis by angle alpha,
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// second about global y-axis by angle beta,
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// third about global z-axis by angle gamma
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// the angles are assumed to be given in radians
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// the fourth (output) argument gives the calculated rotation
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// matrix
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// the fifth (input) argument is an integer flag which if
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// non-zero reverses the order of the rotations
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//----->virtual void rotate( G4double alpha, G4double beta,
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//-----> G4double gamma, G4ThreeMat& m, int inverse );
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//
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// function to rotate the G4CylindricalSurface (4 input arguments)
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// first about global x-axis by angle alpha,
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// second about global y-axis by angle beta,
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// third about global z-axis by angle gamma
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// the angles are assumed to be given in radians
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// the fourth (input) argument is an integer flag which if
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// non-zero reverses the order of the rotations
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//----->virtual void rotate( G4double alpha, G4double beta,
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//-----> G4double gamma, int inverse );
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//
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// functions to return the axis and radius of the G4CylindricalSurface
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//----->direction GetAxis() const { return axis; }
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//----->G4double GetRadius() const { return radius; }
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//
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// function to change the radius of the G4CylindricalSurface
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//----->void SetRadius( G4double r );
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//
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//
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// Private function to use a crude technique to find the intersection
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// of a Helix with a G4CylindricalSurface. It returns the turning angle along
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// the Helix at which the intersection occurs or -1.0 if no intersection
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// point is found. The argument to the call is the pointer to the Helix.
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//----->virtual G4double gropeAlongHelix( const Helix* hx ) const;
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};
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#include "G4CylindricalSurface.icc"
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#endif
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