DDTrackerPhiAltAlgo.cc File Reference

#include "DD4hep/DetFactoryHelper.h"
#include "DataFormats/Math/interface/CMSUnits.h"
#include "DetectorDescription/DDCMS/interface/DDPlugins.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

Go to the source code of this file.

Functions
static long	algorithm (Detector &, cms::DDParsingContext &ctxt, xml_h e)
	DD4HEP_OPEN_PLUGIN (dd4hep, ddcms_det_element_DDCMS_track_DDTrackerPhiAltAlgo)

Function Documentation

algorithm()

static long algorithm ( Detector &  , cms::DDParsingContext &  ctxt, xml_h  e  )

static

Definition at line 11 of file DDTrackerPhiAltAlgo.cc.

                                                                       {
  cms::DDNamespace ns(ctxt, e, true);
  DDAlgoArguments args(ctxt, e);
  Volume mother = ns.volume(args.parentName());
  Volume child = ns.volume(args.childName());
  double tilt = args.value<double>("Tilt");                                         //Tilt of the module
  double startAngle = args.value<double>("StartAngle");                             //offset in phi
  double rangeAngle = args.value<double>("RangeAngle");                             //Maximum range in phi
  double radiusIn = args.value<double>("RadiusIn");                                 //Inner radius
  double radiusOut = args.value<double>("RadiusOut");                               //Outer radius
  double zpos = args.value<double>("ZPosition");                                    //z position
  int number = args.value<int>("Number");                                           //Number of copies
  int startCopyNo = args.find("StartCopyNo") ? args.value<int>("StartCopyNo") : 1;  //Start copy number
  int incrCopyNo = args.find("IncrCopyNo") ? args.value<int>("IncrCopyNo") : 1;     //Increment in copy number
 
  LogDebug("TrackerGeom") << "Parent " << mother.name() << "\tChild " << child.name() << " NameSpace " << ns.name();
  LogDebug("TrackerGeom") << "Parameters for positioning-- Tilt " << tilt << "\tStartAngle "
                          << convertRadToDeg(startAngle) << "\tRangeAngle " << convertRadToDeg(rangeAngle) << "\tRin "
                          << radiusIn << "\tRout " << radiusOut << "\t ZPos " << zpos << "\tCopy Numbers " << number
                          << " Start/Increment " << startCopyNo << ", " << incrCopyNo;
 
  if (number > 0) {
    double theta = 90._deg;
    double dphi;
    if (number == 1 || fabs(rangeAngle - 360.0_deg) < 0.001_deg)
      dphi = rangeAngle / number;
    else
      dphi = rangeAngle / (number - 1);
    int copyNo = startCopyNo;
 
    for (int i = 0; i < number; i++) {
      double phi = startAngle + i * dphi;
      double phix = phi - tilt + 90._deg;
      double phiy = phix + 90._deg;
      double phideg = convertRadToDeg(phix);
 
      Rotation3D rotation;
      if (phideg != 0) {
        rotation = makeRotation3D(theta, phix, theta, phiy, 0., 0.);
      }
 
      double xpos, ypos;
      if (i % 2 == 0) {
        xpos = radiusIn * cos(phi);
        ypos = radiusIn * sin(phi);
      } else {
        xpos = radiusOut * cos(phi);
        ypos = radiusOut * sin(phi);
      }
      Position tran(xpos, ypos, zpos);
      /* PlacedVolume pv = */ mother.placeVolume(child, copyNo, Transform3D(rotation, tran));
      LogDebug("TrackerGeom") << "" << child.name() << " number " << copyNo << " positioned in " << mother.name()
                              << " at " << tran << " with " << rotation;
      copyNo += incrCopyNo;
    }
  }
  return 1;
}

References writedatasetfile::args, angle_units::operators::convertRadToDeg(), funct::cos(), MillePedeFileConverter_cfg::e, mps_fire::i, LogDebug, cms::makeRotation3D(), cms::DDNamespace::name(), contentValuesFiles::number, PixelTestBeamValidation_cfi::Position, idealTransformation::rotation, funct::sin(), theta(), and cms::DDNamespace::volume().

DD4HEP_OPEN_PLUGIN()

DD4HEP_OPEN_PLUGIN	(	dd4hep	,
		ddcms_det_element_DDCMS_track_DDTrackerPhiAltAlgo
	)

Definition at line 71 of file DDTrackerPhiAltAlgo.cc.