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/** \file
*
* $Date: 2008/04/10 16:36:41 $
* $Revision: 1.2 $
* \author Jim Pivarski - Texas A&M University
*/
#include "Alignment/MuonAlignment/interface/AlignableCSCRing.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
/// The constructor simply copies the vector of CSC Chambers and computes the surface from them
AlignableCSCRing::AlignableCSCRing(const std::vector<AlignableCSCChamber*>& cscChambers)
: AlignableComposite(cscChambers[0]->id(), align::AlignableCSCRing) {
theCSCChambers.insert(theCSCChambers.end(), cscChambers.begin(), cscChambers.end());
// maintain also list of components
for (const auto& chamber : cscChambers) {
const auto mother = chamber->mother();
this->addComponent(chamber); // components will be deleted by dtor of AlignableComposite
chamber->setMother(mother); // restore previous behaviour where mother is not set
}
setSurface(computeSurface());
compConstraintType_ = Alignable::CompConstraintType::POSITION_Z;
}
/// Return Alignable CSC Chamber at given index
AlignableCSCChamber& AlignableCSCRing::chamber(int i) {
if (i >= size())
throw cms::Exception("LogicError") << "CSC Chamber index (" << i << ") out of range";
return *theCSCChambers[i];
}
/// Returns surface corresponding to current position
/// and orientation, as given by average on all components
AlignableSurface AlignableCSCRing::computeSurface() {
return AlignableSurface(computePosition(), computeOrientation());
}
/// Compute average z position from all components (x and y forced to 0)
AlignableCSCRing::PositionType AlignableCSCRing::computePosition() {
float zz = 0.;
for (std::vector<AlignableCSCChamber*>::iterator ichamber = theCSCChambers.begin(); ichamber != theCSCChambers.end();
ichamber++)
zz += (*ichamber)->globalPosition().z();
zz /= static_cast<float>(theCSCChambers.size());
return PositionType(0.0, 0.0, zz);
}
/// Just initialize to default given by default constructor of a RotationType
AlignableCSCRing::RotationType AlignableCSCRing::computeOrientation() { return RotationType(); }
// /// Twists all components by given angle
// void AlignableCSCRing::twist(float rad)
// {
// for ( std::vector<AlignableCSCChamber*>::iterator iter = theCSCChambers.begin();
// iter != theCSCChambers.end(); iter++ )
// (*iter)->twist(rad);
// }
/// Output Ring information
std::ostream& operator<<(std::ostream& os, const AlignableCSCRing& b) {
os << "This CSC Ring contains " << b.theCSCChambers.size() << " CSC chambers" << 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 CSC Ring structure
void AlignableCSCRing::dump(void) const {
edm::LogInfo("AlignableDump") << (*this);
for (std::vector<AlignableCSCChamber*>::const_iterator iChamber = theCSCChambers.begin();
iChamber != theCSCChambers.end();
iChamber++)
edm::LogInfo("AlignableDump") << (**iChamber);
}
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