FWSiStripDigiProxyBuilder.cc

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// -*- C++ -*-
//
// Package:     Tracks
// Class  :     FWSiStripDigiProxyBuilder
//
//
// Original Author:
//         Created:  Thu Dec  6 18:01:21 PST 2007
//
 
#include "TEveStraightLineSet.h"
 
#include "Fireworks/Core/interface/FWProxyBuilderBase.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/Core/interface/FWGeometry.h"
#include "Fireworks/Core/interface/fwLog.h"
#include "Fireworks/Tracks/interface/TrackUtils.h"
 
#include "DataFormats/SiStripDigi/interface/SiStripDigi.h"
#include "DataFormats/Common/interface/DetSetVector.h"
#include "DataFormats/DetId/interface/DetId.h"
 
class FWSiStripDigiProxyBuilder : public FWProxyBuilderBase {
public:
  FWSiStripDigiProxyBuilder(void) {}
  ~FWSiStripDigiProxyBuilder(void) override {}
 
  REGISTER_PROXYBUILDER_METHODS();
 
private:
  using FWProxyBuilderBase::build;
  void build(const FWEventItem* iItem, TEveElementList* product, const FWViewContext*) override;
  FWSiStripDigiProxyBuilder(const FWSiStripDigiProxyBuilder&) = delete;
  const FWSiStripDigiProxyBuilder& operator=(const FWSiStripDigiProxyBuilder&) = delete;
};
 
void FWSiStripDigiProxyBuilder::build(const FWEventItem* iItem, TEveElementList* product, const FWViewContext*) {
  const edm::DetSetVector<SiStripDigi>* digis = nullptr;
 
  iItem->get(digis);
 
  if (!digis) {
    return;
  }
  const FWGeometry* geom = iItem->getGeom();
 
  for (edm::DetSetVector<SiStripDigi>::const_iterator it = digis->begin(), end = digis->end(); it != end; ++it) {
    edm::DetSet<SiStripDigi> ds = *it;
    const uint32_t& id = ds.id;
 
    const float* pars = geom->getParameters(id);
 
    for (edm::DetSet<SiStripDigi>::const_iterator idigi = ds.data.begin(), idigiEnd = ds.data.end(); idigi != idigiEnd;
         ++idigi) {
      TEveStraightLineSet* lineSet = new TEveStraightLineSet;
      setupAddElement(lineSet, product);
 
      if (!geom->contains(id)) {
        fwLog(fwlog::kWarning) << "failed get geometry and topology of SiStripDigi with detid: " << id << std::endl;
        continue;
      }
      float localTop[3] = {0.0, 0.0, 0.0};
      float localBottom[3] = {0.0, 0.0, 0.0};
 
      fireworks::localSiStrip((*idigi).strip(), localTop, localBottom, pars, id);
 
      float globalTop[3];
      float globalBottom[3];
      geom->localToGlobal(id, localTop, globalTop, localBottom, globalBottom);
 
      lineSet->AddLine(globalTop[0], globalTop[1], globalTop[2], globalBottom[0], globalBottom[1], globalBottom[2]);
    }  // end of iteration over digis
  }    // end of iteration over the DetSetVector
}
 
REGISTER_FWPROXYBUILDER(FWSiStripDigiProxyBuilder,
                        edm::DetSetVector<SiStripDigi>,
                        "SiStripDigi",
                        FWViewType::kAll3DBits | FWViewType::kAllRPZBits);