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// $Id: G4HitsModel.cc,v 1.18 2006/11/14 14:42:08 allison Exp $
// GEANT4 tag $Name:  $
//
// 
// John Allison  26th August 1998.
// Model which knows how to draw GEANT4 hits.

#include "G4HitsModel.hh"

#include "G4ModelingParameters.hh"
#include "G4VGraphicsScene.hh"
#include "G4Event.hh"

G4HitsModel::~G4HitsModel () {}

G4HitsModel::G4HitsModel ():
  fpCurrentHit(0)
{
  fGlobalTag = "G4HitsModel for all hits.";
  fGlobalDescription = fGlobalTag;
}

void G4HitsModel::DescribeYourselfTo (G4VGraphicsScene& sceneHandler)
{
  const G4Event* event = fpMP->GetEvent();
  if (event) {
    G4HCofThisEvent* HCE = event -> GetHCofThisEvent ();
    if (HCE) {
      G4int nHC = HCE -> GetCapacity ();
      for (int iHC = 0; iHC < nHC; iHC++) {
	G4VHitsCollection* HC = HCE -> GetHC (iHC);
	if (HC) {
	  for(size_t iHit = 0; iHit < HC->GetSize(); ++iHit) {
	    fpCurrentHit = HC -> GetHit (iHit);
	    if (fpCurrentHit) sceneHandler.AddCompound (*fpCurrentHit);
	  }
	}
      }
    }
  }
}
