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gen_amp_V2 vertex centering #408

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Merged
mashephe merged 1 commit into from
Aug 4, 2026
Merged

gen_amp_V2 vertex centering #408

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6 changes: 5 additions & 1 deletion src/programs/Simulation/gen_amp_V2/gen_amp_v2.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@ int main( int argc, char* argv[] ){

bool fixedGen = false;
bool fsRootFormat = false;
bool centeredVertex = true;
bool diag = false;

// default upper and lower bounds -- these
Expand Down Expand Up @@ -195,6 +196,7 @@ int main( int argc, char* argv[] ){
}
if (arg == "-f") fixedGen = true;
if (arg == "-d") diag = true;
if (arg == "-v") centeredVertex = false;
if (arg == "-h"){
cout << endl << " Usage for: " << argv[0] << endl << endl;
cout << "\t -ac <file>" << endl;
Expand All @@ -215,6 +217,8 @@ int main( int argc, char* argv[] ){
cout << "\t Option will skip AmpTools accept/reject process. Output information of FixedTargetGenerator [optional]" << endl;
cout << "\t -d " << endl;
cout << "\t Plot only diagnostic histograms [optional]" << endl;
cout << "\t -v " << endl;
cout << "\t Throw vertex distribution in gen_amp_V2, not in hdgeant(4) [not recommended]" << endl;
cout << "\t -n <number>" << endl;
cout << "\t Minimum number of events to generate [optional]" << endl;
cout << "\t -r <run number>" << endl;
Expand Down Expand Up @@ -483,7 +487,7 @@ int main( int argc, char* argv[] ){
// we want to save events with weight 1
if( !fixedGen ) evt->setWeight( 1.0 );

if( hddmOut ) hddmOut->writeEvent( *evt, pTypes);
if( hddmOut ) hddmOut->writeEvent( *evt, pTypes, centeredVertex);
rootOut->writeEvent( *evt );
++eventCounter;
if(eventCounter >= nEvents) break;
Expand Down