// ----------------------------------------------------------------------------
// $Id: LCDFastMC.cxx,v 1.2 2001/06/23 16:15:43 toshi Exp $
// ----------------------------------------------------------------------------
//
// $Log: LCDFastMC.cxx,v $
// Revision 1.2  2001/06/23 16:15:43  toshi
// In method arg. , Char_t* -> const Char_t*
//
// Revision 1.1  2001/05/10 17:55:56  toshi
// Changes C++ name convention from *.C to *.cxx to allow Windows usage.
//
//
#include <iostream.h>

#include "LCDFastMC.h"

//______________________________________________________________________
//
//     LCDFastMC
//
//     Manager class for Fast MC.  Creates instances of specific
//     modules (processors) at constructor time.  Then may fetch
//     events one at a time from event source and invoke the modules

ClassImp(LCDFastMC)
//______________________________________________________________________
 LCDFastMC::LCDFastMC() {
  Init();
}
//______________________________________________________________________

//______________________________________________________________________
 LCDFastMC::LCDFastMC(LCDGetParameters* gp,
		     const Char_t* smearFileName,
		     LCDEvent* event) {
  Init();
  SetFastMC(gp,smearFileName,event);
}
//______________________________________________________________________

//______________________________________________________________________
 LCDFastMC::LCDFastMC(const Char_t* geometryFileName,
		     const Char_t* smearFileName,
		     LCDEvent* event) {
  Init();
  SetFastMC(geometryFileName,smearFileName,event);
}
//______________________________________________________________________

//______________________________________________________________________
 LCDFastMC::~LCDFastMC() {
  if (m_mygp && m_gp) {
    delete m_gp;
    m_gp=0;
  }

  if (m_ModuleList) {
    m_ModuleList->Delete();
    delete m_ModuleList;
    m_ModuleList=0;
  }

  if (m_iter) {
    delete m_iter;
    m_iter=0;
  }

}
//______________________________________________________________________

//______________________________________________________________________
 void LCDFastMC::Init() {
  m_event          = 0;
  m_ModuleList     = 0;
  m_iter           = 0;
  m_module         = 0;
  m_eventMarker    = 0;
  m_mcPartPrint    = 0;
  m_trackFullSmear = 0;
  m_ipSmear        = 0;
  m_calRecon       = 0;
  m_gp             = 0;
  m_mygp           = kFALSE;
}
//______________________________________________________________________

//______________________________________________________________________
 void LCDFastMC::SetFastMC(const Char_t* geometryFileName,
			  const Char_t* smearFileName,
			  LCDEvent* event
			  ) {
  FILE* f_geomfile  = fopen(geometryFileName,"r");
  LCDGetParameters* gp   = new LCDGetParameters(f_geomfile);
  m_mygp = kTRUE;
  fclose(f_geomfile);
  SetFastMC(gp,smearFileName,event);
}
//______________________________________________________________________

//______________________________________________________________________
 void LCDFastMC::SetFastMC(LCDGetParameters* gp,
			  const Char_t* smearFileName,
			  LCDEvent* event) {
  // Constructor for FastMC.  Modules can use parameterFile
  // to set up and will write to outputFile (if non-null outputFileName
  // has been supplied.)
  m_event    = event;
  m_gp       = gp;

  // create list of modules to run
  CreateModules(smearFileName);  
}
//______________________________________________________________________

//______________________________________________________________________
 void LCDFastMC::CreateModules(const Char_t* smearFileName){
  // Add modules to list. They inherit from RecModule and must have 
  // doit, cleanup and spew functions defined.  
  if (m_gp == 0) {
    fprintf(stderr,
	    "LCDFastMC::CreateModulesYou do not set Detector Parameter...n");
  }

  if (m_ModuleList == 0) m_ModuleList=new TObjArray(10);

  if (m_eventMarker == 0) {
    m_eventMarker    = new LCDEventMarker(0,0);
    m_ModuleList->Add(m_eventMarker);
  }

  if (m_ipSmear == 0) {
    m_ipSmear        = new LCDIPSmear(m_gp);
    m_ModuleList->Add(m_ipSmear);
  }
  
  if (m_mcPartPrint == 0) {
    m_mcPartPrint    = new LCDMCPartPrint();
    m_ModuleList->Add(m_mcPartPrint); 
  }
  
  if (m_trackFullSmear == 0) {
    m_trackFullSmear = new LCDTrackFullSmear(m_gp,smearFileName);
    m_ModuleList->Add(m_trackFullSmear); 
  }

  if (m_calRecon == 0) {
    m_calRecon       = new LCDFMCCalRecon(m_gp);
    m_ModuleList->Add(m_calRecon);
  }

  if (m_iter == 0) 
    m_iter = new TObjArrayIter(m_ModuleList);
  
}
//______________________________________________________________________

//______________________________________________________________________
 void LCDFastMC::Doit(LCDEvent *event) {
  // Invoke each module to process event
  if (event) {
    m_event=event;
  }
  if (m_event) {
    Cleanup(0);
    m_iter->Reset();
    while( (m_module = (LCDRecModule*) (*m_iter)()) ) {
      m_module->Doit(m_event);
    }
  } else {
    fprintf(stderr,"LCDFastMC::Doit Pointer of LCDEvent is not given!n");
  }
}
//______________________________________________________________________

//______________________________________________________________________
 void  LCDFastMC::Cleanup(LCDEvent *event) {
  // Invoke each module's cleanup method
  if (event) {
    m_event=event;
  }
  if (m_event) {
    m_iter->Reset();
    while( (m_module = (LCDRecModule*) (*m_iter)()) ){
      m_module->Cleanup(m_event);
    }
  } else {
    fprintf(stderr,"LCDFastMC::Clean Pointer of LCDEvent is not given!n");
  }
}
//______________________________________________________________________