CMSSW Reference Manual

BoundPlane * TransverseBoundPlaneFactory::operator()	(	const Surface::GlobalPoint &	origin,
		const Surface::GlobalVector &	perp
	)			const

Definition at line 6 of file TransverseBoundPlaneFactory.cc.

References Vector3DBase< T, FrameTag >::cross(), rot, Vector3DBase< T, FrameTag >::unit(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

00007                                                                               {
00008 
00009   // z axis perpendicular to transverse momentum
00010   GlobalVector zAxis = GlobalVector(dir.x(), dir.y(), 0.).unit();
00011 
00012   // y axis coincides with global z
00013   GlobalVector yAxis(0., 0., 1.);
00014 
00015   // x axis obtained by cross product
00016   GlobalVector xAxis = (yAxis.cross(zAxis)).unit();
00017 
00018   Surface::RotationType rot( xAxis.x(), xAxis.y(), xAxis.z(),
00019                              yAxis.x(), yAxis.y(), yAxis.z(),
00020                              zAxis.x(), zAxis.y(), zAxis.z());
00021 
00022   //  Surface::RotationType rot(yAxis, zAxis);
00023 
00024   return new BoundPlane( origin, rot);
00025 }

TransverseBoundPlaneFactory Class Reference

Public Member Functions

Detailed Description

Member Function Documentation


Public Member Functions
BoundPlane *	operator() (const Surface::GlobalPoint &origin, const Surface::GlobalVector &perp) const