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/** \file AlignableBeamSpot
*
* Original author: Andreas Mussgiller, August 2010
*
* $Date: 2010/10/26 19:53:53 $
* $Revision: 1.2 $
* (last update by $Author: flucke $)
*/
#include "Alignment/CommonAlignment/interface/AlignableDetUnit.h"
#include "CondFormats/Alignment/interface/Alignments.h"
#include "CondFormats/Alignment/interface/AlignmentErrorsExtended.h"
#include "CLHEP/Vector/RotationInterfaces.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/AlignmentPositionError.h"
#include "Alignment/CommonAlignment/interface/AlignableBeamSpot.h"
#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
//__________________________________________________________________________________________________
AlignableBeamSpot::AlignableBeamSpot()
: Alignable(AlignableBeamSpot::detId().rawId(), AlignableSurface()),
theAlignmentPositionError(nullptr),
theInitializedFlag(false) {}
//__________________________________________________________________________________________________
AlignableBeamSpot::~AlignableBeamSpot() { delete theAlignmentPositionError; }
//__________________________________________________________________________________________________
void AlignableBeamSpot::move(const GlobalVector& displacement) {
theSurface.move(displacement);
this->addDisplacement(displacement);
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::rotateInGlobalFrame(const RotationType& rotation) {
theSurface.rotate(rotation);
this->addRotation(rotation);
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::setAlignmentPositionError(const AlignmentPositionError& ape, bool propagateDown) {
if (!theAlignmentPositionError)
theAlignmentPositionError = new AlignmentPositionError(ape);
else
*theAlignmentPositionError = ape;
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::addAlignmentPositionError(const AlignmentPositionError& ape, bool propagateDown) {
if (!theAlignmentPositionError) {
theAlignmentPositionError = new AlignmentPositionError(ape);
} else {
*theAlignmentPositionError += ape;
}
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::addAlignmentPositionErrorFromRotation(const RotationType& rot, bool propagateDown) {}
//__________________________________________________________________________________________________
/// Adds the AlignmentPositionError (in x,y,z coordinates) that would result
/// on the various components from a possible Rotation of a composite the
/// rotation matrix is in interpreted in LOCAL coordinates of the composite
void AlignableBeamSpot::addAlignmentPositionErrorFromLocalRotation(const RotationType& rot, bool propagateDown) {}
//__________________________________________________________________________________________________
void AlignableBeamSpot::setSurfaceDeformation(const SurfaceDeformation*, bool) {
edm::LogInfo("Alignment") << "@SUB=AlignableBeamSpot::setSurfaceDeformation"
<< "Useless method for beam spot, do nothing.";
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::addSurfaceDeformation(const SurfaceDeformation*, bool) {
edm::LogInfo("Alignment") << "@SUB=AlignableBeamSpot::addSurfaceDeformation"
<< "Useless method for beam spot, do nothing.";
}
//__________________________________________________________________________________________________
void AlignableBeamSpot::dump(void) const {
// Dump this
LocalVector lv(0.0, 0.0, 1.0);
GlobalVector gv = theSurface.toGlobal(lv);
edm::LogInfo("AlignableDump") << " Alignable of type " << this->alignableObjectId() << " has 0 components"
<< std::endl
<< " position = " << this->globalPosition() << ", orientation:" << std::endl
<< std::flush << this->globalRotation() << std::endl
<< std::flush << " dxdz = " << gv.x() / gv.z() << " dydz = " << gv.y() / gv.z()
<< std::endl;
}
//__________________________________________________________________________________________________
Alignments* AlignableBeamSpot::alignments() const {
Alignments* m_alignments = new Alignments();
RotationType rot(this->globalRotation());
// Get position, rotation, detId
CLHEP::Hep3Vector clhepVector(globalPosition().x(), globalPosition().y(), globalPosition().z());
CLHEP::HepRotation clhepRotation(
CLHEP::HepRep3x3(rot.xx(), rot.xy(), rot.xz(), rot.yx(), rot.yy(), rot.yz(), rot.zx(), rot.zy(), rot.zz()));
uint32_t detId = theId;
AlignTransform transform(clhepVector, clhepRotation, detId);
// Add to alignments container
m_alignments->m_align.push_back(transform);
return m_alignments;
}
//__________________________________________________________________________________________________
AlignmentErrorsExtended* AlignableBeamSpot::alignmentErrors(void) const {
AlignmentErrorsExtended* m_alignmentErrors = new AlignmentErrorsExtended();
// Add associated alignment position error
uint32_t detId = theId;
CLHEP::HepSymMatrix clhepSymMatrix(6, 0);
if (theAlignmentPositionError) // Might not be set
clhepSymMatrix = asHepMatrix(theAlignmentPositionError->globalError().matrix());
AlignTransformErrorExtended transformError(clhepSymMatrix, detId);
m_alignmentErrors->m_alignError.push_back(transformError);
return m_alignmentErrors;
}
//______________________________________________________________________________
void AlignableBeamSpot::initialize(double x, double y, double z, double dxdz, double dydz) {
if (theInitializedFlag)
return;
GlobalVector gv(x, y, z);
theSurface.move(gv);
double angleY = std::atan(dxdz);
double angleX = -std::atan(dydz);
align::RotationType rotY(std::cos(angleY), 0., -std::sin(angleY), 0., 1., 0., std::sin(angleY), 0., std::cos(angleY));
align::RotationType rotX(1., 0., 0., 0., std::cos(angleX), std::sin(angleX), 0., -std::sin(angleX), std::cos(angleX));
theSurface.rotate(rotY * rotX);
this->dump();
theInitializedFlag = true;
}
//______________________________________________________________________________
void AlignableBeamSpot::reset() {
Alignable::update(this->id(), AlignableSurface());
delete theAlignmentPositionError;
theAlignmentPositionError = nullptr;
theInitializedFlag = false;
}
//______________________________________________________________________________
const align::Alignables AlignableBeamSpot::emptyComponents_{};
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