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Gabriele Cosmo
2016-06-08 15:55:53 +02:00
parent e7d7193284
commit cfcb558cfe
3050 changed files with 91703 additions and 48310 deletions
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source/geometry/solids/BREPS/include/G4SphericalSurface.hh
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// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: G4SphericalSurface.hh,v 1.4 2000/02/16 12:02:52 gcosmo Exp $
// GEANT4 tag $Name: geant4-02-00 $
// $Id: G4SphericalSurface.hh,v 1.7 2000/11/08 14:22:04 gcosmo Exp $
// GEANT4 tag $Name: geant4-03-00 $
//
// ----------------------------------------------------------------------
// Class G4SphericalSurface
//
// Class description:
//
// Definition of a spherical surface.
// The code for G4SphericalSurface has been derived from the original
// implementation in the "Gismo" package.
//
// Authors: L.Lim, A.Breakstone.
// Adaptation: J.Sulkimo, P.Urban.
// Revisions by: L.Broglia, G.Cosmo.
// ----------------------------------------------------------------------
#ifndef __G4SpheShell_H
#define __G4SpheShell_H
#include "G4Surface.hh"
#include "G4ThreeMat.hh"
// #include "G4Vector3D.hh" already included in G4ThreeMat
class G4SphericalSurface: public G4Surface
class G4SphericalSurface : public G4Surface
{
protected:
G4Vector3D x_axis; // direction (unit vector) of axis of G4SphericalSurface
// which defines azimuthal angle of zero
G4Vector3D z_axis; // direction (unit vector) of axis of G4SphericalSurface
// which defines polar angle of zero
G4double radius; // radius of G4SphericalSurface
G4double phi_1; // lower azimuthal angle limit of G4SphericalSurface
// (in radians). Allowed range 0 <= phi_1 < 2*PI
G4double phi_2; // upper azimuthal angle limit of G4SphericalSurface
// (in radians). Allowed range
// phi_1 < phi_2 <= phi_1 + 2*PI
G4double theta_1; // lower polar angle limit of G4SphericalSurface
// (in radians). Allowed range 0 <= theta_1 < PI
G4double theta_2; // upper polar angle limit of G4SphericalSurface
// (in radians). Allowed range
// theta_1 < theta_2 <= theta_1 + PI
public:
public: // with description
G4SphericalSurface();
// Default constructor.
G4SphericalSurface( const G4Vector3D& o,
const G4Vector3D& xhat, const G4Vector3D& zhat,
G4double r,
G4double ph1, G4double ph2,
G4double th1, G4double th2 );
~G4SphericalSurface() {}
G4double th1, G4double th2 );
// Normal constructor:
// first argument is the origin of the G4SphericalSurface
// second argument is the axis of the G4SphericalSurface
// which defines azimuthal angle equals zero
// third argument is the axis of the G4SphericalSurface
// which defines polar angle equals zero
// fourth argument is the radius of the G4SphericalSurface
// fifth argument is the lower azimuthal angle limit of the surface
// sixth argument is the upper azimuthal angle limit of the surface
// seventh argument is the lower polar angle limit of the surface
// eigth argument is the upper polar angle limit of the surface
G4String GetEntityType() { return G4String("Spherical_Surface"); }
virtual ~G4SphericalSurface();
// Destructor.
// G4SphericalSurface( const G4SphericalSurface& s ): G4Surface( s.origin )
// { x_axis = s.x_axis;
// z_axis = s.z_axis;
// radius = s.radius;
// phi_1 = s.phi_1;
// phi_2 = s.phi_2;
// theta_1 = s.theta_1;
// theta_2 = s.theta_2; }
inline G4int operator==( const G4SphericalSurface& s );
// Equality operator.
int Intersect(const G4Ray&);
void CalcBBox();
inline void Comp( G4Vector3D& v, G4Point3D& min , G4Point3D& max)
{
// Compares the x,y and z values of v and min
// / v and max. min/max-values are replaced if
// greater/smaller than v-values.
if(v.x() > max.x()) max.setX(v.x());
if(v.y() > max.y()) max.setY(v.y());
if(v.z() > max.z()) max.setZ(v.z());
inline G4String GetEntityType() const;
// Returns the type identifier.
if(v.x() < min.x()) min.setX(v.x());
if(v.y() < min.y()) min.setY(v.y());
if(v.z() < min.z()) min.setZ(v.z());
}
virtual const char* NameOf() const;
// Returns the class name.
virtual const char* NameOf() const { return "G4SphericalSurface"; }
virtual void PrintOn( G4std::ostream& os = G4cout ) const;
int operator==( const G4SphericalSurface& s )
{ return origin == s.origin &&
x_axis == s.x_axis &&
z_axis == s.z_axis &&
radius == s.radius &&
phi_1 == s.phi_1 &&
phi_2 == s.phi_2 &&
theta_1 == s.theta_1 &&
theta_2 == s.theta_2; }
// Printing function, streaming surface's attributes.
G4int Intersect(const G4Ray&);
// Returns the distance along a Ray (straight line with G4Vector3D) to
// leave or enter a G4SphericalSurface.
// If the G4Vector3D of the Ray is opposite to that of the Normal to
// the G4SphericalSurface at the intersection point, it will not leave the
// G4SphericalSurface.
// Similarly, if the G4Vector3D of the Ray is along that of the Normal
// to the G4SphericalSurface at the intersection point, it will not enter
// the G4SphericalSurface.
// This method is called by all finite shapes sub-classed to
// G4SphericalSurface.
// A negative result means no intersection.
// If no valid intersection point is found, set the distance
// and intersection point to large numbers.
void CalcBBox();
// Computes the bounding-box.
inline void Comp(G4Vector3D& v, G4Point3D& min , G4Point3D& max);
// Compares the x,y and z values of v and min
// versus v and max. min/max-values are replaced if
// greater/smaller than v-values.
virtual G4double HowNear( const G4Vector3D& x ) const;
//virtual G4double distanceAlongRay( int which_way, const G4Ray* ry,
// G4ThreeVec& p ) const;
// virtual G4double distanceAlongHelix( int which_way, const Helix* hx,
// G4ThreeVec& p ) const;
// virtual G4Vector3D Normal( const G4Point3D& p ) const;
// Returns the distance from a point to a G4SphericalSurface
// The point x is the (input) argument.
// The distance is positive if the point is Inside, negative if it
// is outside
virtual G4Vector3D Normal( const G4Vector3D& p ) const;
virtual G4Vector3D SurfaceNormal( const G4Point3D& p ) const;
virtual int Inside( const G4Vector3D& x ) const;
virtual int WithinBoundary( const G4Vector3D& x ) const;
// Returns the Normal unit vector to the G4SphericalSurface at a point p
// on (or nearly on) the G4SphericalSurface.
virtual G4int Inside( const G4Vector3D& x ) const;
// Returns 1 if the point x is Inside the G4SphericalSurface, 0 otherwise.
virtual G4int WithinBoundary( const G4Vector3D& x ) const;
// Returns 1 if the point x is within the boundary, 0 otherwise.
virtual G4double Scale() const;
// Returns the radius, unless it is zero, in which case it
// returns 1. Used for Scale-invariant tests of surface thickness.
virtual G4double Area() const;
// Calculates the area of a G4SphericalSurface.
virtual void resize( G4double r, G4double ph1, G4double ph2,
G4double th1, G4double th2);
// Resizes the G4SphericalSurface to new radius and angle limits.
// first argument is the radius of the G4SphericalSurface
// second argument is the lower azimuthal angle limit of the surface
// third argument is the upper azimuthal angle limit of the surface
// fourth argument is the lower polar angle limit of the surface
// fifth argument is the upper polar angle limit of the surface
// virtual void rotate( G4double alpha, G4double beta,
// G4double gamma, G4ThreeMat& m, int inverse );
// virtual void rotate( G4double alpha, G4double beta,
// G4double gamma, int inverse );
//
inline G4Vector3D GetXAxis() const;
inline G4Vector3D GetZAxis() const;
inline G4double GetRadius() const;
inline G4double GetPhi1() const;
inline G4double GetPhi2() const;
inline G4double GetTheta1() const;
inline G4double GetTheta2() const;
// Accessors methodss to return the axes, radius, and angles
// of the G4SphericalSurface.
G4Vector3D GetXAxis() const { return x_axis; }
G4Vector3D GetZAxis() const { return z_axis; }
public: // without description
G4double GetRadius() const { return radius; }
virtual G4Vector3D Normal( const G4Vector3D& p ) const;
// Returns the Normal unit vector as for SurfaceNormal().
G4double GetPhi1() const { return phi_1; }
G4double GetPhi2() const { return phi_2; }
/*
virtual G4double distanceAlongRay( G4int which_way, const G4Ray* ry,
G4ThreeVec& p ) const;
// Returns the distance along a Ray to enter or leave a G4SphericalSurface.
// The first (input) argument is +1 to leave or -1 to enter
// The second (input) argument is a pointer to the Ray
// The third (output) argument returns the intersection point.
G4double GetTheta1() const { return theta_1; }
G4double GetTheta2() const { return theta_2; }
virtual G4double distanceAlongHelix( G4int which_way, const Helix* hx,
G4ThreeVec& p ) const;
// Returns the distance along a Helix to enter or leave a G4SphericalSurface.
// The first (input) argument is +1 to leave or -1 to enter
// The second (input) argument is a pointer to the Helix
// The third (output) argument returns the intersection point.
virtual G4Vector3D Normal( const G4Point3D& p ) const;
// Returns the Normal unit vector to a G4SphericalSurface at a point p
// on (or nearly on) the G4SphericalSurface.
virtual void rotate( G4double alpha, G4double beta,
G4double gamma, G4ThreeMat& m, G4int inverse );
// Rotates the G4SphericalSurface (angles are assumed to be given in
// radians), arguments:
// - first about global x_axis by angle alpha,
// - second about global y-axis by angle beta,
// - third about global z_axis by angle gamma,
// - fourth (output) argument gives the calculated rotation matrix,
// - fifth (input) argument is an integer flag which if
// non-zero reverses the order of the rotations.
virtual void rotate( G4double alpha, G4double beta,
G4double gamma, G4int inverse );
// Rotates the G4SphericalSurface (angles are assumed to be given in
// radians), arguments:
// - first about global x_axis by angle alpha,
// - second about global y-axis by angle beta,
// - third about global z_axis by angle gamma,
// - fourth (input) argument is an integer flag which if
// non-zero reverses the order of the rotations.
*/
protected: // with description
G4Vector3D x_axis;
// Direction (unit vector) of axis of G4SphericalSurface
// which defines azimuthal angle of zero.
G4Vector3D z_axis;
// Direction (unit vector) of axis of G4SphericalSurface
// which defines polar angle of zero.
G4double radius;
// Radius of G4SphericalSurface.
G4double phi_1;
// Lower azimuthal angle limit of G4SphericalSurface
// (in radians). Allowed range: 0 <= phi_1 < 2*PI.
G4double phi_2;
// Upper azimuthal angle limit of G4SphericalSurface
// (in radians). Allowed range: phi_1 < phi_2 <= phi_1 + 2*PI
G4double theta_1;
// Lower polar angle limit of G4SphericalSurface
// (in radians). Allowed range: 0 <= theta_1 < PI.
G4double theta_2;
// Upper polar angle limit of G4SphericalSurface
// (in radians). Allowed range: theta_1 < theta_2 <= theta_1 + PI.
private:
// virtual G4double gropeAlongHelix( const Helix* hx ) const;
G4SphericalSurface(const G4SphericalSurface&);
G4SphericalSurface& operator=(const G4SphericalSurface&);
// Private copy constructor and assignment operator.
// virtual G4double gropeAlongHelix( const Helix* hx ) const;
// Private function to use a crude technique to find the intersection
// of a Helix with a G4SphericalSurface. It returns the turning angle
// along the Helix at which the intersection occurs or -1.0 if no
// intersection point is found. The argument to the call is the pointer
// to the Helix.
//
// Description of functions -----------------------------------------
//
// default constructor
//----->G4SphericalSurface();
//
// Normal constructor: first argument is the origin of the G4SphericalSurface
// second argument is the axis of the G4SphericalSurface
// which defines azimuthal angle equals zero
// third argument is the axis of the G4SphericalSurface
// which defines polar angle equals zero
// fourth argument is the radius of the G4SphericalSurface
// fifth argument is the lower azimuthal angle limit of
// the G4SphericalSurface
// sixth argument is the upper azimuthal angle limit of
// the G4SphericalSurface
// seventh argument is the lower polar angle limit of
// the G4SphericalSurface
// eigth argument is the upper polar angle limit of
// the G4SphericalSurface
//----->G4SphericalSurface( const G4ThreeVec& o, const G4ThreeVec& xhat,
//-----> const G4ThreeVec& zhat,
//-----> G4double r, G4double ph1, G4double ph2,
//-----> G4double th1, G4double th2 );
//
// destructor
//----->virtual ~G4SphericalSurface() {}
//
// copy constructor
//----->G4SphericalSurface( const G4SphericalSurface& s ): Surface( s.origin )
//-----> { x_axis = s.X()_axis;
//-----> z_axis = s.Z()_axis;
//-----> radius = s.radius;
//-----> phi_1 = s.phi_1;
//-----> phi_2 = s.phi_2;
//-----> theta_1 = s.theta_1;
//-----> theta_2 = s.theta_2; }
//
// function to return class name
//----->virtual const char* NameOf() const { return "G4SphericalSurface"; }
//
// printing function
//----->virtual void PrintOn( G4std::ostream& os = G4cout ) const;
//
// equality operator
//----->int operator==( const G4SphericalSurface& s )
//-----> { return origin == s.origin &&
//-----> x_axis == s.X()_axis &&
//-----> z_axis == s.Z()_axis &&
//-----> radius == s.radius &&
//-----> phi_1 == s.phi_1 &&
//-----> phi_2 == s.phi_2 &&
//-----> theta_1 == s.theta_1 &&
//-----> theta_2 == s.theta_2; }
//
// function which returns the distance from a point to a G4SphericalSurface
// the (input) argument is the point x
// the distance is positive if the point is Inside,
// negative if it is outside
//----->virtual G4double HowNear( const G4ThreeVec& x ) const;
//
// function which returns the distance along a Ray to enter or leave a
// G4SphericalSurface.
// the first (input) argument is +1 to leave or -1 to enter
// the second (input) argument is a pointer to the Ray
// the third (output) argument returns the intersection point
//----->virtual G4double distanceAlongRay( int which_way, const Ray* ry,
//-----> G4ThreeVec& p ) const;
//
// function which returns the distance along a Helix to enter or leave a
// G4SphericalSurface.
// the first (input) argument is +1 to leave or -1 to enter
// the second (input) argument is a pointer to the Helix
// the third (output) argument returns the intersection point
//----->virtual G4double distanceAlongHelix( int which_way, const Helix* hx,
//-----> G4ThreeVec& p ) const;
//
// function which returns the Normal unit vector to a G4SphericalSurface at a point p
// on (or nearly on) the G4SphericalSurface
//----->virtual G4ThreeVec Normal( const G4ThreeVec& p ) const;
//
// function which returns true (1) if the point x is Inside the
// G4SphericalSurface, returns false (0) otherwise
//----->virtual int Inside( const G4ThreeVec& x ) const;
//
// function which returns true (1) if the point x is within the boundary,
// false (0) otherwise.
//----->virtual int WithinBoundary( const G4ThreeVec& x ) const;
//
// function which returns the radius, unless it is zero, in which case it
// returns 1. Used for Scale-invariant tests of surface thickness.
//----->virtual G4double Scale() const;
//
// function to calculate the Area of a G4SphericalSurface
//----->virtual G4double Area() const;
//
// function to resize the G4SphericalSurface to new radius and angle limits
// first argument is the radius of the G4SphericalSurface
// second argument is the lower azimuthal angle limit of
// the G4SphericalSurface
// third argument is the upper azimuthal angle limit of
// the G4SphericalSurface
// fourth argument is the lower polar angle limit of
// the G4SphericalSurface
// fifth argument is the upper polar angle limit of
// the G4SphericalSurface
//----->virtual void resize( G4double r, G4double ph1, G4double ph2,
//-----> G4double th1, G4double th2);
//
// function to rotate the G4SphericalSurface (4 input arguments)
// first about global x_axis by angle alpha,
// second about global y-axis by angle beta,
// third about global z_axis by angle gamma
// the angles are assumed to be given in radians
// the fourth (output) argument gives the calculated rotation
// matrix
// the fifth (input) argument is an integer flag which if
// non-zero reverses the order of the rotations
//----->virtual void rotate( G4double alpha, G4double beta,
//-----> G4double gamma, G4ThreeMat& m, int inverse );
//
// function to rotate the G4SphericalSurface (4 input arguments)
// first about global x_axis by angle alpha,
// second about global y-axis by angle beta,
// third about global z_axis by angle gamma
// the angles are assumed to be given in radians
// the fourth (input) argument is an integer flag which if
// non-zero reverses the order of the rotations
//----->virtual void rotate( G4double alpha, G4double beta,
//-----> G4double gamma, int inverse );
//
// functions to return the axes, radius, and angles of the G4SphericalSurface
//----->direction GetXAxis() const { return x_axis; }
//----->direction GetZAxis() const { return z_axis; }
//----->G4double GetRadius() const { return radius; }
//----->G4double GetPhi1() const { return phi_1; }
//----->G4double GetPhi2() const { return phi_2; }
//----->G4double GetTheta1() const { return theta_1; }
//----->G4double GetTheta2() const { return theta_2; }
//
//
// Private function to use a crude technique to find the intersection
// of a Helix with a G4SphericalSurface. It returns the turning angle
// along the Helix at which the intersection occurs or -1.0 if no intersection
// point is found. The argument to the call is the pointer to the Helix.
//----->virtual G4double gropeAlongHelix( const Helix* hx ) const;
};
#include "G4SphericalSurface.icc"
#endif