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geant4/examples/advanced/ChargeExchangeMC/src/CexmcProductionModel.cc
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//
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// * *
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/*
* ============================================================================
*
* Filename: CexmcProductionModel.cc
*
* Description: interface to production model
*
* Version: 1.0
* Created: 03.11.2009 16:56:51
* Revision: none
* Compiler: gcc
*
* Author: Alexey Radkov (),
* Company: PNPI
*
* ============================================================================
*/
#include "CexmcRunManager.hh"
#include "CexmcProductionModel.hh"
#include "CexmcProductionModelMessenger.hh"
CexmcProductionModel::CexmcProductionModel( const G4String & name_,
G4bool fermiMotionIsOn_ ) :
name( name_ ), fermiMotionIsOn( fermiMotionIsOn_ ),
incidentParticle( NULL ), nucleusParticle( NULL ), outputParticle( NULL ),
nucleusOutputParticle( NULL ), messenger( NULL )
{
angularRanges.push_back( CexmcAngularRange( 1.0, -1.0, 0 ) );
messenger = new CexmcProductionModelMessenger( this );
}
CexmcProductionModel::~CexmcProductionModel()
{
delete messenger;
}
void CexmcProductionModel::SetAngularRange( G4double top, G4double bottom,
G4int nmbOfDivs )
{
if ( ! IsValidCandidateForAngularRange( top, bottom, nmbOfDivs ) )
throw CexmcException( CexmcInvalidAngularRange );
if ( ! IsGoodCandidateForAngularRange( top, bottom ) )
throw CexmcException( CexmcBadAngularRange );
angularRanges.clear();
G4double curBottom( top );
for ( int i( 0 ); i < nmbOfDivs; ++i )
{
G4double binWidth( ( top - bottom ) / nmbOfDivs );
G4double curTop( curBottom );
curBottom -= binWidth;
angularRanges.push_back( CexmcAngularRange( curTop, curBottom, i ) );
}
#ifdef CEXMC_USE_ROOT
CexmcHistoManager::Instance()->SetupARHistos( angularRanges );
#endif
}
void CexmcProductionModel::AddAngularRange( G4double top, G4double bottom,
G4int nmbOfDivs )
{
if ( ! IsValidCandidateForAngularRange( top, bottom, nmbOfDivs ) )
throw CexmcException( CexmcInvalidAngularRange );
if ( ! IsGoodCandidateForAngularRange( top, bottom ) )
throw CexmcException( CexmcBadAngularRange );
G4int curIndex( angularRanges.size() );
G4double curBottom( top );
for ( int i( 0 ); i < nmbOfDivs; ++i )
{
G4double binWidth( ( top - bottom ) / nmbOfDivs );
G4double curTop( curBottom );
curBottom -= binWidth;
CexmcAngularRange aRange( curTop, curBottom, curIndex + i );
angularRanges.push_back( aRange );
#ifdef CEXMC_USE_ROOT
CexmcHistoManager::Instance()->AddARHistos( aRange );
#endif
}
}
void CexmcProductionModel::SetTriggeredAngularRanges( G4double opCosThetaSCM )
{
triggeredAngularRanges.clear();
for ( CexmcAngularRangeList::iterator k( angularRanges.begin() );
k != angularRanges.end(); ++k )
{
if ( opCosThetaSCM <= k->top && opCosThetaSCM > k->bottom )
triggeredAngularRanges.push_back( CexmcAngularRange(
k->top, k->bottom, k->index ) );
}
}
void CexmcProductionModel::FermiMotionStatusChangeHook( void )
{
}
G4bool CexmcProductionModel::IsGoodCandidateForAngularRange( G4double top,
G4double bottom ) const
{
CexmcRunManager * runManager( static_cast< CexmcRunManager * >(
G4RunManager::GetRunManager() ) );
if ( ! runManager->ProjectIsRead() )
return true;
CexmcAngularRangeList normalizedARanges;
GetNormalizedAngularRange( angularRangesRef, normalizedARanges );
for ( CexmcAngularRangeList::iterator k( normalizedARanges.begin() );
k != normalizedARanges.end(); ++k )
{
if ( top <= k->top && bottom >= k->bottom )
return true;
}
return false;
}