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/** \file
*
* $Date: 2008/04/10 16:36:41 $
* $Revision: 1.5 $
* \author Andre Sznajder - UERJ(Brazil)
*/
#include "Alignment/MuonAlignment/interface/AlignableDTWheel.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
/// The constructor simply copies the vector of stations and computes the surface from them
AlignableDTWheel::AlignableDTWheel(const std::vector<AlignableDTStation*>& dtStations)
: AlignableComposite(dtStations[0]->id(), align::AlignableDTWheel) {
theDTStations.insert(theDTStations.end(), dtStations.begin(), dtStations.end());
// maintain also list of components
for (const auto& station : dtStations) {
const auto mother = station->mother();
this->addComponent(station); // components will be deleted by dtor of AlignableComposite
station->setMother(mother); // restore previous behaviour where mother is not set
}
setSurface(computeSurface());
compConstraintType_ = Alignable::CompConstraintType::POSITION_Z;
}
/// Return Alignable DT Station at given index
AlignableDTStation& AlignableDTWheel::station(int i) {
if (i >= size())
throw cms::Exception("LogicError") << "Station index (" << i << ") out of range";
return *theDTStations[i];
}
/// Returns surface corresponding to current position
/// and orientation, as given by average on all components
AlignableSurface AlignableDTWheel::computeSurface() {
return AlignableSurface(computePosition(), computeOrientation());
}
/// Compute average z position from all components (x and y forced to 0)
AlignableDTWheel::PositionType AlignableDTWheel::computePosition() {
float zz = 0.;
for (std::vector<AlignableDTStation*>::iterator ilayer = theDTStations.begin(); ilayer != theDTStations.end();
ilayer++)
zz += (*ilayer)->globalPosition().z();
zz /= static_cast<float>(theDTStations.size());
return PositionType(0.0, 0.0, zz);
}
/// Just initialize to default given by default constructor of a RotationType
AlignableDTWheel::RotationType AlignableDTWheel::computeOrientation() { return RotationType(); }
/// Output Wheel information
std::ostream& operator<<(std::ostream& os, const AlignableDTWheel& b) {
os << "This DTWheel contains " << b.theDTStations.size() << " DT stations" << std::endl;
os << "(phi, r, z) = (" << b.globalPosition().phi() << "," << b.globalPosition().perp() << ","
<< b.globalPosition().z();
os << "), orientation:" << std::endl << b.globalRotation() << std::endl;
return os;
}
/// Recursive printout of whole DT Wheel structure
void AlignableDTWheel::dump(void) const {
edm::LogInfo("AlignableDump") << (*this);
for (std::vector<AlignableDTStation*>::const_iterator iStation = theDTStations.begin();
iStation != theDTStations.end();
iStation++)
(*iStation)->dump();
}
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