DDI::EllipticalTube Class Reference

#include <EllipticalTube.h>

Inheritance diagram for DDI::EllipticalTube:

Public Member Functions
	EllipticalTube (double xSemiAxis, double ySemiAxis, double zHeight)
void	stream (std::ostream &os) const
double	volume () const
	Not as flexible and possibly less accurate than G4 volume. More...
	~EllipticalTube ()
Public Member Functions inherited from DDI::Solid
const std::vector< double > &	parameters () const
void	setParameters (std::vector< double > const &p)
DDSolidShape	shape () const
	Solid ()
	Solid (DDSolidShape shape)
virtual	~Solid ()

Additional Inherited Members
Protected Attributes inherited from DDI::Solid
std::vector< double >	p_
DDSolidShape	shape_

Detailed Description

Definition at line 13 of file EllipticalTube.h.

Constructor & Destructor Documentation

DDI::EllipticalTube::EllipticalTube ( double  xSemiAxis, double  ySemiAxis, double  zHeight  )

inline

Definition at line 16 of file EllipticalTube.h.

References DDI::Solid::p_.

     : Solid(ddellipticaltube)
    { 
      p_.push_back(xSemiAxis);
      p_.push_back(ySemiAxis);
      p_.push_back(zHeight);
    }  

DDI::EllipticalTube::~EllipticalTube ( )

inline

Definition at line 23 of file EllipticalTube.h.

References stream(), and volume().

{ }

Member Function Documentation

void DDI::EllipticalTube::stream ( std::ostream &  os ) const

virtual

Reimplemented from DDI::Solid.

Definition at line 9 of file EllipticalTube.cc.

References DDI::Solid::p_.

Referenced by ~EllipticalTube().

{
   os << " xSemiAxis[cm]=" << p_[0]/cm
      << " ySemiAxis[cm]=" << p_[1]/cm
      << " zHeight[cm]=" << p_[2]/cm;

}

double DDI::EllipticalTube::volume ( void  ) const

virtual

Not as flexible and possibly less accurate than G4 volume.

Reimplemented from DDI::Solid.

Definition at line 17 of file EllipticalTube.cc.

References DDI::Solid::p_, and Geom::pi().

Referenced by ~EllipticalTube().

                                       { 
  double volume(0.);
  // who cares major or minor axis? pi * a * b == pi * xhalf * yhalf
  // area of a slice.
  // we KNOW they are all cm... CMS uses cm
  double area(Geom::pi()*p_[0]*p_[1]);
  //volume is z * area.  I'm pretty sure :)
  volume = area * p_[2] * 2;
  return volume; 

}