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#include "DD4hep/DetFactoryHelper.h"
#include "DataFormats/Math/interface/CMSUnits.h"
#include "DetectorDescription/DDCMS/interface/DDPlugins.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
using namespace std;
using namespace dd4hep;
using namespace cms;
using namespace cms_units::operators;
static long algorithm(Detector& /* description */, cms::DDParsingContext& ctxt, xml_h e) {
cms::DDNamespace ns(ctxt, e, true);
DDAlgoArguments args(ctxt, e);
Volume mother = ns.volume(args.parentName());
Volume child = ns.volume(args.childName());
double startAngle = args.value<double>("StartAngle"); //Start angle
double incrAngle = args.value<double>("IncrAngle"); //Increment in angle
double zIn = args.value<double>("ZIn"); //z position for the even ones
double zOut = args.value<double>("ZOut"); //z position for the odd ones
int number = args.value<double>("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
edm::LogVerbatim("TECGeom") << "debug: Parameters for "
<< "positioning--"
<< "\tStartAngle " << convertRadToDeg(startAngle) << "\tIncrAngle "
<< convertRadToDeg(incrAngle) << "\tZ in/out " << zIn << ", " << zOut << "\tCopy Numbers "
<< number << " Start/Increment " << startCopyNo << ", " << incrCopyNo;
edm::LogVerbatim("TECGeom") << "debug: Parent " << mother.name() << "\tChild " << child.name() << " NameSpace "
<< ns.name();
if (number > 0) {
double theta = 90._deg;
int copyNo = startCopyNo;
for (int i = 0; i < number; i++) {
double phix = startAngle + i * incrAngle;
double phiy = phix + 90._deg;
Rotation3D rotation = makeRotation3D(theta, phix, theta, phiy, 0, 0);
Position tran(0., 0., (i % 2 == 0) ? zIn : zOut);
/* PlacedVolume pv = */ mother.placeVolume(child, copyNo, Transform3D(rotation, tran));
edm::LogVerbatim("TECGeom") << "test: " << child.name() << " number " << copyNo << " positioned in "
<< mother.name() << " at " << tran << " with " << rotation;
copyNo += incrCopyNo;
}
}
return 1;
}
// first argument is the type from the xml file
DECLARE_DDCMS_DETELEMENT(DDCMS_track_DDTECPhiAlgo, algorithm)
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