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// $Id: PhysicsList.cc,v 1.37 2010-11-19 20:12:32 vnivanch Exp $
// GEANT4 tag $Name: not supported by cvs2svn $
//
/////////////////////////////////////////////////////////////////////////
//
// PhysicsList
//
// Created: 31.04.2006 V.Ivanchenko
//
// Modified:
// 04.06.2006 Adoptation of hadr01 (V.Ivanchenko)
// 26.04.2007 Physics according to 8.3 Physics List (V.Ivanchenko)
//
////////////////////////////////////////////////////////////////////////
// 


// Include-files for Physics List
#include "globals.hh"
#include "PhysicsList.hh"
#include "PhysicsListMessenger.hh"

#include "G4DecayPhysics.hh"
#include "G4EmStandardPhysics.hh"
#include "G4EmStandardPhysics_option1.hh"
#include "G4EmStandardPhysics_option2.hh"
#include "G4EmStandardPhysics_option3.hh"
#include "G4EmLivermorePhysics.hh"
#include "G4EmPenelopePhysics.hh"
#include "G4HadronElasticPhysics.hh"
#include "G4HadronElasticPhysicsXS.hh"
#include "G4HadronElasticPhysicsHP.hh"
#include "G4ChargeExchangePhysics.hh"
#include "G4NeutronTrackingCut.hh"
#include "G4NeutronCrossSectionXS.hh"
#include "G4StoppingPhysics.hh"
#include "G4IonBinaryCascadePhysics.hh"
#include "G4IonBinaryCascadePhysics.hh"
#include "G4IonPhysics.hh"
#include "G4EmExtraPhysics.hh"
#include "G4EmProcessOptions.hh"
#include "G4VPhysicsConstructor.hh"

//#include "G4HadronPhysicsFTFP_BERT.hh"
//#include "G4HadronPhysicsFTF_BIC.hh"
//#include "G4HadronInelasticQBBC.hh"
//#include "G4HadronPhysicsQGSP_BERT.hh"
//#include "G4HadronPhysicsQGSP_BERT_HP.hh"
//#include "G4HadronPhysicsQGSP_BIC.hh"
//#include "G4HadronPhysicsQGSP_BIC_HP.hh"
//#include "G4HadronPhysicsQGSP_FTFP_BERT.hh"
//#include "G4HadronPhysicsQGS_BIC.hh"
#include "G4IonPhysics.hh"

#include "G4LossTableManager.hh"

#include "G4ProcessManager.hh"
#include "G4ParticleTypes.hh"
#include "G4VUserPhysicsList.hh"
#include "G4ParticleTable.hh"
#include "G4Gamma.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"
#include "G4Proton.hh"
#include "G4Neutron.hh"



// Class Constructor
PhysicsList::PhysicsList() : G4VModularPhysicsList()
{
    G4LossTableManager::Instance();
    defaultCutValue = 0.001*mm;
    cutForGamma     = defaultCutValue;
    cutForElectron  = defaultCutValue;
    cutForPositron  = defaultCutValue;
    cutForProton    = defaultCutValue;
    cutForNeutron   = defaultCutValue;
    verboseLevel    = 1;
  
    pMessenger = new PhysicsListMessenger(this);
  
    // Particles
    particleList = new G4DecayPhysics("decays");
  
    // EM physics
    emPhysicsList = new G4EmStandardPhysics();
}

// Destructor
PhysicsList::~PhysicsList()
{
    delete pMessenger;
    delete particleList;
    delete emPhysicsList;

    for(size_t i=0; i<hadronPhys.size(); i++) {
        delete hadronPhys[i];
    }
}






// Class Members
void PhysicsList::ConstructParticle()
{
    particleList->ConstructParticle();
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....

void PhysicsList::ConstructProcess()
{
    AddTransportation();
    emPhysicsList->ConstructProcess();
    particleList->ConstructProcess();

    for(size_t i=0; i<hadronPhys.size(); i++) {
        hadronPhys[i]->ConstructProcess();
    }

    AddStepMax(); 
}


void PhysicsList::AddPhysicsList(const G4String& name)
{
    if (verboseLevel>0) {
        G4cout << "PhysicsList::AddPhysicsList: <" << name << ">" << G4endl;
    }
    if (name == "emstandard_opt2") {
        delete emPhysicsList;
        emPhysicsList = new G4EmStandardPhysics_option2();
    } 
    else if (name == "emstandard_opt3") {
        delete emPhysicsList;
        emPhysicsList = new G4EmStandardPhysics_option3();
    }
    else if (name == "emstandard_opt1") {
        delete emPhysicsList;
        emPhysicsList = new G4EmStandardPhysics_option1();
    }
    else if (name == "emstandard_opt0") {
        delete emPhysicsList;
        emPhysicsList = new G4EmStandardPhysics();
    }
    else if (name == "FTFP_BERT_EMV") {
        AddPhysicsList("emstandard_opt1");
        AddPhysicsList("FTFP_BERT");
    }
    else if (name == "FTFP_BERT_EMX") {
        AddPhysicsList("emstandard_opt2");
        AddPhysicsList("FTFP_BERT");
    }
  // else if (name == "FTFP_BERT") {
//
//    SetBuilderList1();
//    hadronPhys.push_back( new G4HadronPhysicsFTFP_BERT());
//
//  } else if (name == "FTF_BIC") {
//
//    SetBuilderList0();
//    hadronPhys.push_back( new G4HadronPhysicsFTF_BIC());
//    hadronPhys.push_back( new G4NeutronCrossSectionXS(verboseLevel));
//
//  } else if (name == "QBBC") {
//
//    AddPhysicsList("emstandard_opt2");
//    SetBuilderList3();
//    hadronPhys.push_back( new G4HadronInelasticQBBC());
//
//  
//  } else if (name == "QGSP_BERT") {
//
//    SetBuilderList1();
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_BERT());
//
//  } else if (name == "QGSP_FTFP_BERT") {
//
//    SetBuilderList1();
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_FTFP_BERT());
//
//  } else if (name == "QGSP_BERT_EMV") {
//
//    AddPhysicsList("emstandard_opt1");
//    AddPhysicsList("QGSP_BERT");
//
//  } else if (name == "QGSP_BERT_EMX") {
//
//    AddPhysicsList("emstandard_opt2");
//    AddPhysicsList("QGSP_BERT");
//
//  } else if (name == "QGSP_BERT_HP") {
//
//    SetBuilderList1(true);
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_BERT_HP());
//
//  } else if (name == "QGSP_BIC") {
//
//    SetBuilderList0();
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_BIC());
//
//  } else if (name == "QGSP_BIC_EMY") {
//
//    AddPhysicsList("emstandard_opt3");
//    SetBuilderList0();
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_BIC());
//
//  } else if (name == "QGS_BIC") {
//
//    SetBuilderList0();
//    hadronPhys.push_back( new G4HadronPhysicsQGS_BIC());
//    hadronPhys.push_back( new G4NeutronCrossSectionXS(verboseLevel));
//
//  } else if (name == "QGSP_BIC_HP") {
//
//    SetBuilderList0(true);
//    hadronPhys.push_back( new G4HadronPhysicsQGSP_BIC_HP());
//
//  } else {
//
//    G4cout << "PhysicsList::AddPhysicsList: <" << name << ">"
//           << " is not defined"
//           << G4endl;
//  }
}


// Set Builder Lists
// List0
void PhysicsList::SetBuilderList0(G4bool flagHP)
{
    hadronPhys.push_back( new G4EmExtraPhysics(verboseLevel));

    if(flagHP) {
      hadronPhys.push_back( new G4HadronElasticPhysicsHP(verboseLevel) );
    }
    else {
      hadronPhys.push_back( new G4HadronElasticPhysics(verboseLevel) );
    }

    hadronPhys.push_back( new G4StoppingPhysics(verboseLevel));
    hadronPhys.push_back( new G4IonBinaryCascadePhysics(verboseLevel));
    hadronPhys.push_back( new G4NeutronTrackingCut(verboseLevel));
}

// List1
void PhysicsList::SetBuilderList1(G4bool flagHP)
{
    hadronPhys.push_back( new G4EmExtraPhysics(verboseLevel));
  
    if(flagHP) {
      hadronPhys.push_back( new G4HadronElasticPhysicsHP(verboseLevel) );
    }
    else {
      hadronPhys.push_back( new G4HadronElasticPhysics(verboseLevel) );
    }
    
    hadronPhys.push_back( new G4IonPhysics(verboseLevel));
    hadronPhys.push_back( new G4NeutronTrackingCut(verboseLevel));
}

// List2
void PhysicsList::SetBuilderList2(G4bool addStopping)
{
    hadronPhys.push_back( new G4EmExtraPhysics(verboseLevel));
    hadronPhys.push_back( new G4HadronElasticPhysics(verboseLevel));

    if(addStopping) {
        hadronPhys.push_back( new G4StoppingPhysics(verboseLevel));
    }

    hadronPhys.push_back( new G4IonPhysics(verboseLevel));
}

// List3
void PhysicsList::SetBuilderList3()
{
    hadronPhys.push_back( new G4EmExtraPhysics(verboseLevel));
    RegisterPhysics( new G4HadronElasticPhysicsXS(verboseLevel) );
    hadronPhys.push_back( new G4IonBinaryCascadePhysics(verboseLevel));
    hadronPhys.push_back( new G4NeutronTrackingCut(verboseLevel));
}

// List4
void PhysicsList::SetBuilderList4()
{
    hadronPhys.push_back( new G4EmExtraPhysics(verboseLevel));
    hadronPhys.push_back( new G4HadronElasticPhysics(verboseLevel));
    hadronPhys.push_back( new G4StoppingPhysics(verboseLevel));
    hadronPhys.push_back( new G4IonPhysics(verboseLevel));
    hadronPhys.push_back( new G4NeutronTrackingCut(verboseLevel));
}



// Set Cuts
// Call the values: cutForGamma, cutForElectron ...
// They can be modified prior to call SetCuts() 
// using SetCutForGamme(G4double cut), SetForElectron(G4double cut ...)
void PhysicsList::SetCuts()
{
    if (verboseLevel >0){
        G4cout << "PhysicsList::SetCuts:";
        G4cout << "CutLength : " << G4BestUnit(defaultCutValue,"Length") << G4endl;
    }

    // set cut values for gamma at first and for e- second and next for e+,
    // because some processes for e+/e- need cut values for gamma
    SetCutValue(cutForGamma, "gamma");
    SetCutValue(cutForElectron, "e-");
    SetCutValue(cutForPositron, "e+");
    SetCutValue(cutForProton, "proton");
    SetCutValue(cutForNeutron, "neutron");

    if (verboseLevel>0) DumpCutValuesTable();
}

// Modify the Private Attribute Values
// For Gamma
void PhysicsList::SetCutForGamma(G4double cut)
{
    cutForGamma = cut;
    SetParticleCuts(cutForGamma, G4Gamma::Gamma());
}

// For Electron
void PhysicsList::SetCutForElectron(G4double cut)
{
    cutForElectron = cut;
    SetParticleCuts(cutForElectron, G4Electron::Electron());
}

// For Positron
void PhysicsList::SetCutForPositron(G4double cut)
{
    cutForPositron = cut;
    SetParticleCuts(cutForPositron, G4Positron::Positron());
}

// For Proton
void PhysicsList::SetCutForProton(G4double cut)
{
    cutForProton = cut;
    SetParticleCuts(cutForProton, G4Proton::Proton());
}

// For Neutron
void PhysicsList::SetCutForNeutron(G4double cut)
{
    cutForNeutron = cut;
    SetParticleCuts(cutForNeutron, G4Neutron::Neutron());
}




#include "G4StepLimiter.hh"
#include "G4UserSpecialCuts.hh"

void PhysicsList::AddStepMax()
{
    // Step limitation seen as a process
    //G4StepLimiter* stepLimiter = new G4StepLimiter();
    G4UserSpecialCuts* userCuts = new G4UserSpecialCuts();
  
    auto aParticleIterator=GetParticleIterator();
    //theParticleIterator->reset();
    aParticleIterator->reset();

    //while ((*theParticleIterator)()){
    while ((*aParticleIterator)()){
        //G4ParticleDefinition* particle = theParticleIterator->value();
        G4ParticleDefinition* particle = aParticleIterator->value();
        G4ProcessManager* pmanager = particle->GetProcessManager();

        pmanager ->AddDiscreteProcess(userCuts);
	// userCUTS (outside "IF")   10.000 events in 1 min 10 sec - SAME as inside "if"

        if ( particle->GetPDGCharge() == 0.0 ) {
	    //pmanager ->AddDiscreteProcess(stepLimiter);
	    pmanager ->AddDiscreteProcess(userCuts);

            // using this "IF"........	  
            // with STEP LIMITER:::   10.000 events in 2 min 30 sec	  
            // userCUTS:::::::   10.000 events in 1 min 10 sec 
        }
    }
}



// Print
//
void PhysicsList::List()
{
    G4cout << "### PhysicsLists available: FTFP_BERT FTFP_BERT_EMV FTFP_BERT_EMX FTF_BIC " << G4endl;
    G4cout << "                            LHEP LHEP_EMV QBBC QGS_BIC QGSP               " << G4endl; 
    G4cout << "                            QGSC_BERT QGSP_BERT QGSP_BERT_EMV QGSP_BIC_EMY" << G4endl; 
    G4cout << "                            QGSP_BERT_EMX QGSP_BERT_HP QGSP_BIC QGSP_BIC_HP"<< G4endl; 
}