Alignment/LaserAlignment/src/LASConstants.cc - master - githubmirror/cmssw

Alignment/LaserAlignment/src/LASConstants.cc
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20 май 2019, 13:01
20 май 2019, 13:01125ebea


#include "Alignment/LaserAlignment/interface/LASConstants.h"
#include "FWCore/Utilities/interface/Exception.h"

///
///
///
LASConstants::LASConstants() : atRadius(0.), tecBsZPosition(0.), atZPosition(0.) {}

///
///
///
LASConstants::LASConstants(std::vector<edm::ParameterSet> const& theConstConf) {
  InitContainers();

  for (std::vector<edm::ParameterSet>::const_iterator iter = theConstConf.begin(); iter < theConstConf.end(); ++iter) {
    if (iter->getParameter<std::string>("PSetName") == "BeamsplitterKinks")
      FillBsKinks(*iter);
    else if (iter->getParameter<std::string>("PSetName") == "Radii")
      FillRadii(*iter);
    else if (iter->getParameter<std::string>("PSetName") == "ZPositions")
      FillZPositions(*iter);
    else {
      std::cerr << " [] ** WARNING: Cannot process unknown parameter set named: "
                << iter->getParameter<std::string>("PSetName") << "." << std::endl;
    }
  }
}

///
///
///
LASConstants::~LASConstants() {}

///
/// Returns one beamsplitter kink, parameters are:
/// det  (0=TEC+/1=TEC-)
/// ring (0=R4/1=R6)
/// beam (0..7)
///
double LASConstants::GetEndcapBsKink(unsigned int det, unsigned int ring, unsigned int beam) const {
  if (!((det == 0 || det == 1) && (ring == 0 || ring == 1) && (beam < 8U))) {  // beam >= 0, since beam is unsigned
    throw cms::Exception(" [LASConstants::GetEndcapBsKink]")
        << " ** ERROR: no such element: det " << det << ", ring " << ring << ", beam " << beam << "." << std::endl;
  }

  return endcapBsKinks.at(det).at(ring).at(beam);
}

///
/// Returns beamplitter kink for alignment tube beam <beam> (0..7)
///
double LASConstants::GetAlignmentTubeBsKink(unsigned int beam) const {
  if (beam >= 8U) {  // beam >= 0, since beam is unsigned
    throw cms::Exception(" [LASConstants::GetAlignmentTubeBsKink]")
        << " ** ERROR: no such beam: " << beam << "." << std::endl;
  }

  return alignmentTubeBsKinks.at(beam);
}

///
///
///
double LASConstants::GetTecRadius(unsigned int ring) const {
  if (ring > 1U) {  // ring >= 0, since ring is unsigned
    throw cms::Exception(" [LASConstants::GetTecRadius]") << " ** ERROR: no such ring: " << ring << "." << std::endl;
  }

  return tecRadii.at(ring);
}

///
///
///
double LASConstants::GetAtRadius(void) const { return atRadius; }

///
///
///
double LASConstants::GetTecZPosition(unsigned int det, unsigned int disk) const {
  if ((det > 1) || (disk > 8)) {
    throw cms::Exception(" [LASConstants::GetTecZPosition]")
        << " ** ERROR: no such element: det " << det << ", disk " << disk << "." << std::endl;
  }

  if (det == 0)
    return tecZPositions.at(disk);  // tec+
  else
    return -1. * tecZPositions.at(disk);  // tec-
}

///
///
///
double LASConstants::GetTibZPosition(unsigned int pos) const {
  if (pos > 5) {
    throw cms::Exception(" [LASConstants::GetTibZPosition]")
        << " ** ERROR: no such position: " << pos << "." << std::endl;
  }

  return tibZPositions.at(pos);
}

///
///
///
double LASConstants::GetTobZPosition(unsigned int pos) const {
  if (pos > 5) {
    throw cms::Exception(" [LASConstants::GetTobZPosition]")
        << " ** ERROR: no such position: " << pos << "." << std::endl;
  }

  return tobZPositions.at(pos);
}

///
///
///
double LASConstants::GetTecBsZPosition(unsigned int det) const { return tecBsZPosition; }

///
///
///
double LASConstants::GetAtBsZPosition(void) const { return atZPosition; }

///
///
///
void LASConstants::InitContainers(void) {
  // beam splitter kinks

  endcapBsKinks.resize(2);  // create two dets
  for (int det = 0; det < 2; ++det) {
    endcapBsKinks.at(det).resize(2);  // create two rings per det
    for (int ring = 0; ring < 2; ++ring) {
      endcapBsKinks.at(det).at(ring).resize(8);  // 8 beams per ring
    }
  }

  alignmentTubeBsKinks.resize(8);  // 8 beams

  // radii
  tecRadii.resize(2);

  // z positions
  tecZPositions.resize(9);
  tibZPositions.resize(6);
  tobZPositions.resize(6);
}

///
/// fill the beamplitter-kink related containers
///
void LASConstants::FillBsKinks(edm::ParameterSet const& theBsKinkConf) {
  // tec+
  endcapBsKinks.at(0).at(0) = theBsKinkConf.getParameter<std::vector<double> >("LASTecPlusRing4BsKinks");
  endcapBsKinks.at(0).at(1) = theBsKinkConf.getParameter<std::vector<double> >("LASTecPlusRing6BsKinks");

  // apply global offsets
  for (unsigned int ring = 0; ring < 2; ++ring) {
    for (unsigned int beam = 0; beam < 8; ++beam) {
      endcapBsKinks.at(0).at(ring).at(beam) += theBsKinkConf.getParameter<double>("TecPlusGlobalOffset");
    }
  }

  // tec-
  endcapBsKinks.at(1).at(0) = theBsKinkConf.getParameter<std::vector<double> >("LASTecMinusRing4BsKinks");
  endcapBsKinks.at(1).at(1) = theBsKinkConf.getParameter<std::vector<double> >("LASTecMinusRing6BsKinks");

  // apply global offsets
  for (unsigned int ring = 0; ring < 2; ++ring) {
    for (unsigned int beam = 0; beam < 8; ++beam) {
      endcapBsKinks.at(1).at(ring).at(beam) += theBsKinkConf.getParameter<double>("TecMinusGlobalOffset");
    }
  }

  // at
  alignmentTubeBsKinks = theBsKinkConf.getParameter<std::vector<double> >("LASAlignmentTubeBsKinks");
}

///
/// fill the beam radii
///
void LASConstants::FillRadii(edm::ParameterSet const& theRadiiConf) {
  tecRadii = theRadiiConf.getParameter<std::vector<double> >("LASTecRadius");
  atRadius = theRadiiConf.getParameter<double>("LASAtRadius");
}

///
///
///
void LASConstants::FillZPositions(edm::ParameterSet const& theZPosConf) {
  tecZPositions = theZPosConf.getParameter<std::vector<double> >("LASTecZPositions");
  tibZPositions = theZPosConf.getParameter<std::vector<double> >("LASTibZPositions");
  tobZPositions = theZPosConf.getParameter<std::vector<double> >("LASTobZPositions");
  tecBsZPosition = theZPosConf.getParameter<double>("LASTecBeamSplitterZPosition");
  atZPosition = theZPosConf.getParameter<double>("LASAtBeamsplitterZPosition");
}