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geant4/source/geometry/solids/BREPS/include/G4Axis2Placement3D.icc
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2016-06-01 15:25:35 +02:00

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inline void G4Axis2Placement3D::Init( const G4Vector3D& refDirection0 ,
const G4Vector3D& axis0 ,
const G4Point3D& location0 )
{
refDirection = refDirection0;
axis = axis0;
location = location0;
// get the axes of the placement coordinate system
// (p[] of the STEP standard)
pZ = axis.unit();
pX = (refDirection-(refDirection*pZ)*pZ).unit();
pY = pZ.cross(pX); // normalized
// basis transformation
fromPlacementCoordinates= HepTranslate3D(location)
* G4Transform3D(HepXHat, HepYHat, HepZHat,
pX, pY, pZ);
toPlacementCoordinates= fromPlacementCoordinates.inverse();
}
inline G4Axis2Placement3D::G4Axis2Placement3D(const G4Vector3D& refDirection0,
const G4Vector3D& axis0 ,
const G4Point3D& location0 )
{
Init( refDirection0, axis0, location0);
}
inline G4Point3D G4Axis2Placement3D::GetLocation() const { return location; }
inline G4Vector3D G4Axis2Placement3D::GetAxis() const { return axis; }
inline G4Vector3D G4Axis2Placement3D::GetRefDirection() const
{
return refDirection;
}
/////////////////////////////////////////////////////////////////////////////
inline const G4Transform3D&
G4Axis2Placement3D::GetToPlacementCoordinates() const
{
return toPlacementCoordinates;
}
inline const G4Transform3D&
G4Axis2Placement3D::GetFromPlacementCoordinates() const
{
return fromPlacementCoordinates;
}
inline G4Vector3D G4Axis2Placement3D::GetPX() const { return pX; }
inline G4Vector3D G4Axis2Placement3D::GetPY() const { return pY; }
inline G4Vector3D G4Axis2Placement3D::GetPZ() const { return pZ; }