811 lines
28 KiB
C
811 lines
28 KiB
C
#include "TROOT.h"
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#include "TBenchmark.h"
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#include "TLorentzVector.h"
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#include "TMath.h"
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#include "TFile.h"
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#include "TF1.h"
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#include "TTree.h"
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#include "TRandom.h"
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#include "TGraph.h"
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#include "TMacro.h"
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#include <stdlib.h>
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#include <vector>
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#include <fstream>
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#include <TObjArray.h>
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#include "../Armory/ClassDetGeo.h"
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#include "ClassTargetScattering.h"
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#include "ClassDecay.h"
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#include "ClassTransfer.h"
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#include "ClassHelios.h"
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void PrintEZPlotPara(TransferReaction tran, HELIOS helios){
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printf("==================================== E-Z plot slope\n");
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double betaRect = tran.GetReactionBeta() ;
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double gamma = tran.GetReactionGamma();
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double mb = tran.GetMass_b();
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double pCM = tran.GetMomentumbCM();
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double q = TMath::Sqrt(mb*mb + pCM*pCM); ///energy of light recoil in center of mass
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double slope = tran.GetEZSlope(helios.GetBField()); /// MeV/mm
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printf(" e-z slope : %f MeV/mm\n", slope);
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// double intercept = q/gamma - mb; // MeV
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// printf(" e-z intercept (ground state) : %f MeV\n", intercept);
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}
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void Transfer(
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std::string basicConfig = "reactionConfig.txt",
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std::string detGeoFile = "detectorGeo.txt",
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TString ptolemyRoot = "DWBA.root",
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TString saveFileName = "transfer.root"){
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//*############################################# Set Reaction
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// std::vector<double> kbCM; /// momentum of b in CM frame
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// TF1 * exDistribution = nullptr;
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DetGeo detGeoConfig;
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ReactionConfig reactionConfig;
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detGeoConfig.LoadDetectorGeo(detGeoFile, false);
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reactionConfig.LoadReactionConfig(basicConfig);
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const unsigned short numDetGeo = detGeoConfig.array.size();
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const unsigned short numReact = reactionConfig.recoil.size();
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if( numDetGeo != numReact ){
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printf("\e[31m !!!!!! number of array is not equal to number of reaction.!!! \e[0m\n");
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printf("Abort\n");
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return;
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}
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unsigned short numTransfer = 0;
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for( int i = 0; i < std::min(numDetGeo, numReact); i++){
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if( detGeoConfig.array[i].enable ) numTransfer ++;
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}
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TransferReaction * transfer = new TransferReaction[numTransfer];
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Decay * decay = new Decay[numTransfer];
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HELIOS * helios = new HELIOS[numTransfer];
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int count = 0;
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for( unsigned short i = 0 ; i < numDetGeo; i++){
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if( detGeoConfig.array[i].enable ){
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transfer[count].SetReactionFromFile(basicConfig, i);
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if(transfer[count].GetRecoil().isDecay) {
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decay[count].SetMotherDaugther(transfer[count].GetRecoil());
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}
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helios[count].SetDetectorGeometry(detGeoFile, i);
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count ++;
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}
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}
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printf("----- loading reaction setting from %s. \n", basicConfig.c_str());
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printf("----- loading geometry setting from %s. \n", detGeoFile.c_str());
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printf("\e[32m#################################### Reaction & HELIOS configuration\e[0m\n");
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//*############################################# Load DWBAroot for thetaCM distribution
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TFile * distFile = new TFile(ptolemyRoot, "read");
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TObjArray * distList = nullptr;
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TMacro * dwbaExList = nullptr;
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TMacro * dwbaReactList = nullptr;
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TMacro dwbaExList_Used;
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TMacro dwbaReactList_Used;
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bool useDWBA[numTransfer];
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for( int i = 0; i < numTransfer; i++ ) useDWBA[i] = false;
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if( distFile->IsOpen() ) {
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printf("\e[32m#################################### Load DWBA input : %s \e[0m\n", ptolemyRoot.Data());
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printf("--------- Found DWBA thetaCM distributions.\n");
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printf(" Checking DWBA matches withe %s.\n", basicConfig.c_str());
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distList = (TObjArray *) distFile->FindObjectAny("thetaCM_TF1"); // the function List
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dwbaExList = (TMacro *) distFile->FindObjectAny("ExList");
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dwbaExList_Used.AddLine(dwbaExList->GetListOfLines()->At(0)->GetName());
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dwbaReactList = (TMacro *) distFile->FindObjectAny("ReactionList");
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int numEx = dwbaExList->GetListOfLines()->GetSize() - 1 ;
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ExcitedEnergies dwbaExTemp[numTransfer];
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for( int i = 1; i <= numEx ; i++){
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std::string reactionName = dwbaReactList->GetListOfLines()->At(i-1)->GetName();
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printf(" %d | Checking %s from DWBA \n", i, reactionName.c_str());
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for( int j = 0; j < numTransfer; j++){
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//Check DWBA reaction is same as transfer setting
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if( reactionName.find( transfer[j].GetReactionName().Data() ) != std::string::npos) {
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printf(" >>> found %s in %s\n", transfer[j].GetReactionName().Data(), basicConfig.c_str());
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std::string temp = dwbaExList->GetListOfLines()->At(i)->GetName();
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dwbaReactList_Used.AddLine((reactionName + " | " + std::to_string(j)).c_str());
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dwbaExList_Used.AddLine(temp.c_str());
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if( temp[0] == '/' ) continue;
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std::vector<std::string> tempStr = AnalysisLib::SplitStr(temp, " ");
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dwbaExTemp[j].Add( atof(tempStr[0].c_str()), atof(tempStr[1].c_str()), 1.0, 0.00);
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}else{
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printf(" XXX Not found\n");
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}
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}
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}
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for( int i = 0; i < numTransfer; i++ ){
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if( dwbaExTemp[i].ExList.size() > 0 ) {
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transfer[i].GetExList()->Clear();
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for( size_t j = 0 ; j < dwbaExTemp[i].ExList.size(); j ++ ){
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transfer[i].GetExList()->Add( dwbaExTemp[i].ExList[j].Ex, dwbaExTemp[i].ExList[j].xsec, 1.0, 0.00);
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}
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useDWBA[i] = true;
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}else{
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printf("Cannot match %s with DWBA, use Reaction Ex List\n", transfer[i].GetReactionName().Data());
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useDWBA[i] = false;
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}
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}
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}else{
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printf("------- no DWBA input. Use the ExList from %s\n", basicConfig.c_str());
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}
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std::vector<bool> listOfTransfer(numTransfer, false);
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for( int i = 0; i < numTransfer; i++){
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if( transfer[i].GetExList()->ExList.size() > 0 ){
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listOfTransfer[i] = true;
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transfer[i].PrintReaction(false);
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transfer[i].GetExList()->Print();
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helios[i].PrintGeometry();
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transfer[i].CreateExDistribution();
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// PrintEZPlotPara(transfer[i], helios[i]);
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}else{
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printf(" Reaction : %s has no excited energy. Skipped. \n", transfer[i].GetReactionName().Data());
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}
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}
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//*############################################# build tree
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printf("\e[32m#################################### building Tree in %s\e[0m\n", saveFileName.Data());
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TFile * saveFile = new TFile(saveFileName, "recreate");
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TTree * tree = new TTree("tree", "tree");
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TMacro config(basicConfig.c_str());
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TMacro detGeoTxt(detGeoFile.c_str());
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config.SetName("ReactionConfig");
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config.Write("reactionConfig");
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detGeoTxt.Write("detGeo");
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if( distList != NULL ) distList->Write("DWBA", 1);
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if( dwbaExList != NULL ) {
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dwbaExList_Used.Write("DWBA_ExList", 1);
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dwbaReactList_Used.Write("DWBA_ReactionList", 1);
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}
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TMacro allExList;
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allExList.AddLine("#---Ex relative_xsec SF sigma_in_MeV");
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TMacro exIDReactIDList; //list of all ex and corresponding Reaction ID
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exIDReactIDList.AddLine("#-- ExID ReactionID");
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for( int i = 0; i < numTransfer; i++){
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std::vector<EnergyLevel> tempExList = transfer[i].GetExList()->ExList;
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for( size_t j = 0; j < tempExList.size(); j++){
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allExList.AddLine(Form("%9.5f %9.5f %3.1f %5.3f", tempExList[j].Ex, tempExList[j].xsec, tempExList[j].SF, tempExList[j].sigma));
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exIDReactIDList.AddLine(Form("%ld %d", j, i));
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}
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}
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allExList.Write("AllExList");
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exIDReactIDList.Write("ExID_ReactID_List");
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TMacro hitMeaning;
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hitMeaning.AddLine("======================= meaning of Hit\n");
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for( int code = -15 ; code <= 1; code ++ ){
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hitMeaning.AddLine( Form( "%4d = %s", code, helios[0].AcceptanceCodeToMsg(code).Data() ));
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}
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hitMeaning.AddLine(" other = unknown\n");
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hitMeaning.AddLine("===========================================\n");
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hitMeaning.Write("hitMeaning");
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int hit; /// the output of Helios.CalHit
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tree->Branch("hit", &hit, "hit/I");
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int rID; /// reaction ID
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tree->Branch("rID", &rID, "reactionID/I");
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double thetab, phib, Tb;
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double thetaB, phiB, TB;
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tree->Branch("thetab", &thetab, "thetab/D");
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tree->Branch("phib", &phib, "phib/D");
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tree->Branch("Tb", &Tb, "Tb/D");
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tree->Branch("thetaB", &thetaB, "thetaB/D");
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tree->Branch("phiB", &phiB, "phiB/D");
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tree->Branch("TB", &TB, "TB/D");
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double thetaCM;
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tree->Branch("thetaCM", &thetaCM, "thetaCM/D");
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double e, z, detX, t, z0, tB;
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tree->Branch("e", &e, "energy_light/D");
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tree->Branch("x", &detX, "detector_x/D");
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tree->Branch("z", &z, "array_hit_z/D");
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tree->Branch("z0", &z0, "z-cycle/D");
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tree->Branch("t", &t, "cycle_time_light/D");
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tree->Branch("tB", &tB, "recoil_hit_time/D"); /// hit time for recoil on the recoil detector
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int loop, detID, detRowID;
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tree->Branch("detID", &detID, "detID/I");
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tree->Branch("detRowID", &detRowID, "detRowID/I");
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tree->Branch("loop", &loop, "loop/I");
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double rho, rhoB; ///orbit radius
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tree->Branch("rho", &rho, "orbit_radius_light/D");
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tree->Branch("rhoB", &rhoB, "orbit_radius_heavy/D");
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int ExID;
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double Ex;
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tree->Branch("ExID", &ExID, "ExID/I");
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tree->Branch("Ex", &Ex, "Ex/D");
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double ExCal, thetaCMCal;
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tree->Branch("ExCal", &ExCal, "ExCal/D");
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tree->Branch("thetaCMCal", &thetaCMCal, "thetaCMCal/D");
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// double TbLoss; /// energy loss of particle-b from target scattering
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// double KEAnew; ///beam energy after target scattering
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// double depth; /// reaction depth;
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// double Ecm;
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// if( reactConfig.isTargetScattering ){
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// tree->Branch("depth", &depth, "depth/D");
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// tree->Branch("TbLoss", &TbLoss, "TbLoss/D");
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// tree->Branch("KEAnew", &KEAnew, "KEAnew/D");
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// tree->Branch("Ecm", &Ecm, "Ecm/D");
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// }
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double decayTheta; /// the change of thetaB due to decay
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double xRecoil_d, yRecoil_d, rhoRecoil_d, Td;
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bool isAnyDecay = false;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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isAnyDecay |= transfer[i].GetRecoil().isDecay;
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}
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if( isAnyDecay ) {
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tree->Branch("decayTheta", &decayTheta, "decayTheta/D");
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tree->Branch("xRecoil_d", &xRecoil_d, "xRecoil_d/D");
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tree->Branch("yRecoil_d", &yRecoil_d, "yRecoil_d/D");
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tree->Branch("rhoRecoil_d", &rhoRecoil_d, "rhoRecoil_d/D");
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tree->Branch("Td", &Td, "Td/D");
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}
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double xArray, yArray, rhoArray; ///x, y, rho positon of particle-b on PSD
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tree->Branch("xArray", &xArray, "xArray/D");
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tree->Branch("yArray", &yArray, "yArray/D");
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tree->Branch("rhoArray", &rhoArray, "rhoArray/D");
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double xRecoil, yRecoil, rhoRecoil; /// x, y, rho position of particle-B on recoil-detector
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tree->Branch("xRecoil", &xRecoil, "xRecoil/D");
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tree->Branch("yRecoil", &yRecoil, "yRecoil/D");
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tree->Branch("rhoRecoil", &rhoRecoil, "rhoRecoil/D");
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///in case need ELUM
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double xElum1, yElum1, rhoElum1;
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bool isAnyElum1 = false;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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isAnyElum1 |= (helios[i].GetAuxGeometry().elumPos1 != 0);
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}
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if( isAnyElum1 ) {
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tree->Branch("xElum1", &xElum1, "xElum1/D");
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tree->Branch("yElum1", &yElum1, "yElum1/D");
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tree->Branch("rhoElum1", &rhoElum1, "rhoElum1/D");
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}
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double xElum2, yElum2, rhoElum2;
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bool isAnyElum2 = false;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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isAnyElum2 |= (helios[i].GetAuxGeometry().elumPos2 != 0);
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}
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if( isAnyElum2 ) {
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tree->Branch("xElum2", &xElum2, "xElum2/D");
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tree->Branch("yElum2", &yElum2, "yElum2/D");
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tree->Branch("rhoElum2", &rhoElum2, "rhoElum2/D");
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}
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///in case need other recoil detector.
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double xRecoil1, yRecoil1, rhoRecoil1;
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bool isAnyRecoil1 = false;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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isAnyRecoil1 |= (helios[i].GetAuxGeometry().detPos1 != 0);
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}
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if( isAnyRecoil1 != 0 ){
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tree->Branch("xRecoil1", &xRecoil1, "xRecoil1/D");
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tree->Branch("yRecoil1", &yRecoil1, "yRecoil1/D");
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tree->Branch("rhoRecoil1", &rhoRecoil1, "rhoRecoil1/D");
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}
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double xRecoil2, yRecoil2, rhoRecoil2;
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bool isAnyRecoil2 = false;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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isAnyRecoil2 |= (helios[i].GetAuxGeometry().detPos2 != 0);
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}
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if( isAnyRecoil2 != 0 ){
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tree->Branch("xRecoil2", &xRecoil2, "xRecoil2/D");
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tree->Branch("yRecoil2", &yRecoil2, "yRecoil2/D");
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tree->Branch("rhoRecoil2", &rhoRecoil2, "rhoRecoil2/D");
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}
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//======= list of reaction used.
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TMacro listOfReaction;
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for( int i = 0; i < numTransfer ; i++){
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if( !listOfTransfer[i] ) continue;
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listOfReaction.AddLine(Form("%2d | %s", i, transfer[i].GetReactionName_Latex().Data()));
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}
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listOfReaction.Write("ListOfReactions");
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//======= function for e-z plot for ideal case
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printf("++++ generate functions\n");
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TObjArray * gList = new TObjArray();
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gList->SetName("Constant thetaCM = 0 lines");
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const int gxSize = numTransfer;
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TF1 ** gx = new TF1*[gxSize];
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TString name;
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for( int i = 0; i < gxSize; i++){
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double mb = transfer[i].GetMass_b();
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double betaRect = transfer[i].GetReactionBeta();
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double gamma = transfer[i].GetReactionGamma();
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double slope = transfer[i].GetEZSlope(helios[0].GetBField()); /// MeV/mm
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name.Form("g%d", i);
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gx[i] = new TF1(name, "([0]*TMath::Sqrt([1]+[2]*x*x)+[5]*x)/([3]) - [4]", -1000, 1000);
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double thetacm = i * TMath::DegToRad();
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double gS2 = TMath::Power(TMath::Sin(thetacm)*gamma,2);
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gx[i]->SetParameter(0, TMath::Cos(thetacm));
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gx[i]->SetParameter(1, mb*mb*(1-gS2));
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gx[i]->SetParameter(2, TMath::Power(slope/betaRect,2));
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gx[i]->SetParameter(3, 1-gS2);
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gx[i]->SetParameter(4, mb);
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gx[i]->SetParameter(5, -gS2*slope);
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gx[i]->SetNpx(1000);
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gList->Add(gx[i]);
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printf("/");
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if( i > 1 && i % 40 == 0 ) printf("\n");
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}
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gList->Write("EZ_thetaCM", TObject::kSingleKey);
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printf(" %d constant thetaCM functions\n", gxSize);
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for( int i = 0; i < gxSize; i++){
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delete gx[i];
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}
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delete [] gx;
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delete gList;
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//--- cal E-Z curve with finite detector correction
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int numEx = 0;
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for( int i = 0; i < numTransfer; i++){
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if( !listOfTransfer[i] ) continue;
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numEx += transfer[i].GetExList()->ExList.size();
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}
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TObjArray * fxList = new TObjArray();
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TGraph ** fx = new TGraph*[numEx];
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std::vector<double> px, py;
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int countfx = 0;
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count = 0;
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for( int i = 0; i < numTransfer; i++ ){
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if( !listOfTransfer[i] ) continue;
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double mb = transfer[i].GetMass_b();
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double betaRect = transfer[i].GetReactionBeta();
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double gamma = transfer[i].GetReactionGamma();
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double slope = transfer[i].GetEZSlope(helios[0].GetBField()); /// MeV/mm
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for( size_t j = 0 ; j < transfer[i].GetExList()->ExList.size(); j++){
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double Ex = transfer[i].GetExList()->ExList[j].Ex;
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double kbCM = transfer[i].CalkCM(Ex);
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double a = helios[i].GetDetRadius();
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double q = TMath::Sqrt(mb*mb + kbCM * kbCM );
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px.clear();
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py.clear();
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countfx = 0;
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for(int i = 0; i < 100; i++){
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double thetacm = TMath::Pi()/TMath::Log(100) * (TMath::Log(100) - TMath::Log(100-i)) ;//using log scale, for more point in small angle.
|
|
double temp = TMath::TwoPi() * slope / betaRect / kbCM * a / TMath::Sin(thetacm);
|
|
double pxTemp = betaRect /slope * (gamma * betaRect * q - gamma * kbCM * TMath::Cos(thetacm)) * (1 - TMath::ASin(temp)/TMath::TwoPi()) ;
|
|
double pyTemp = gamma * q - mb - gamma * betaRect * kbCM * TMath::Cos(thetacm);
|
|
if( TMath::IsNaN(pxTemp) || TMath::IsNaN(pyTemp) ) continue;
|
|
px.push_back(pxTemp);
|
|
py.push_back(pyTemp);
|
|
countfx ++;
|
|
}
|
|
|
|
fx[count] = new TGraph(countfx, &px[0], &py[0]);
|
|
name.Form("fx%d_%ld", i, j);
|
|
fx[count]->SetName(name);
|
|
fx[count]->SetLineColor(4);
|
|
fxList->Add(fx[count]);
|
|
printf(",");
|
|
count ++;
|
|
}
|
|
}
|
|
fxList->Write("EZCurve", TObject::kSingleKey);
|
|
printf(" %d (%d) e-z finite-size detector functions\n", numEx, count);
|
|
|
|
for( int i = 0 ; i < numEx; i++) delete fx[i];
|
|
delete [] fx;
|
|
delete fxList;
|
|
|
|
// //--- cal modified thetaCM vs z
|
|
// TObjArray * txList = new TObjArray();
|
|
// TGraph ** tx = new TGraph*[numEx];
|
|
// for( int j = 0 ; j < numEx; j++){
|
|
// double a = helios.GetDetRadius();
|
|
// double q = TMath::Sqrt(mb*mb + kbCM[j] * kbCM[j] );
|
|
// px.clear();
|
|
// py.clear();
|
|
// countfx = 0;
|
|
// for(int i = 0; i < 100; i++){
|
|
// double thetacm = (i + 8.) * TMath::DegToRad();
|
|
// double temp = TMath::TwoPi() * slope / betaRect / kbCM[j] * a / TMath::Sin(thetacm);
|
|
// double pxTemp = betaRect /slope * (gamma * betaRect * q - gamma * kbCM[j] * TMath::Cos(thetacm)) * (1 - TMath::ASin(temp)/TMath::TwoPi());
|
|
// double pyTemp = thetacm * TMath::RadToDeg();
|
|
// if( TMath::IsNaN(pxTemp) || TMath::IsNaN(pyTemp) ) continue;
|
|
// px.push_back(pxTemp);
|
|
// py.push_back(pyTemp);
|
|
// countfx ++;
|
|
// }
|
|
|
|
// tx[j] = new TGraph(countfx, &px[0], &py[0]);
|
|
// name.Form("tx%d", j);
|
|
// tx[j]->SetName(name);
|
|
// tx[j]->SetLineColor(4);
|
|
// txList->Add(tx[j]);
|
|
// printf("*");
|
|
// }
|
|
// txList->Write("thetaCM_Z", TObject::kSingleKey);
|
|
// printf(" %d thetaCM-z for finite-size detector functions\n", numEx);
|
|
|
|
//========timer
|
|
TBenchmark clock;
|
|
bool shown ;
|
|
clock.Reset();
|
|
clock.Start("timer");
|
|
shown = false;
|
|
|
|
//change the number of event into human easy-to-read form
|
|
int numEvent = reactionConfig.numEvents;
|
|
int digitLen = TMath::Floor(TMath::Log10(numEvent));
|
|
TString numEventStr;
|
|
if( 3 <= digitLen && digitLen < 6 ){
|
|
numEventStr.Form("%5.1f kilo", numEvent/1000.);
|
|
}else if ( 6<= digitLen && digitLen < 9 ){
|
|
numEventStr.Form("%6.2f million", numEvent/1e6);
|
|
}else if ( 9<= digitLen ){
|
|
numEventStr.Form("%6.2f billion", numEvent/1e9);
|
|
}
|
|
printf("\e[32m#################################### generating %s events \e[0m\n", numEventStr.Data());
|
|
|
|
double KEA = reactionConfig.beamEnergy;
|
|
double theta = reactionConfig.beamTheta;
|
|
double phi = 0.0;
|
|
|
|
TF1 * angDist = nullptr;
|
|
|
|
//*====================================================== calculate event
|
|
count = 0;
|
|
for( int i = 0; i < numEvent; i++){
|
|
bool redoFlag = true;
|
|
if( !reactionConfig.isRedo ) redoFlag = false;
|
|
do{
|
|
|
|
rID = gRandom->Integer( numTransfer );
|
|
if( !listOfTransfer[rID] ) continue;
|
|
|
|
//==== Set Ex of B
|
|
ExID = transfer[rID].GetRandomExID();
|
|
double sigma = transfer[rID].GetExList()->ExList[ExID].sigma;
|
|
Ex = transfer[rID].GetExList()->ExList[ExID].Ex + gRandom->Gaus(0, sigma);
|
|
|
|
transfer[rID].SetExB(Ex);
|
|
|
|
//==== Set incident beam
|
|
if( reactionConfig.beamEnergySigma != 0 ){
|
|
KEA = gRandom->Gaus(reactionConfig.beamEnergy, reactionConfig.beamEnergySigma);
|
|
}
|
|
if( reactionConfig.beamThetaSigma != 0 ){
|
|
theta = gRandom->Gaus(reactionConfig.beamTheta, reactionConfig.beamThetaSigma);
|
|
}
|
|
|
|
//==== for taregt scattering
|
|
transfer[rID].SetIncidentEnergyAngle(KEA, theta, 0.);
|
|
transfer[rID].CalReactionConstant();
|
|
|
|
// TLorentzVector PA = transfer.GetPA();
|
|
//depth = 0;
|
|
// if( isTargetScattering ){
|
|
// //==== Target scattering, only energy loss
|
|
// depth = targetThickness * gRandom->Rndm();
|
|
// msA.SetTarget(density, depth);
|
|
// TLorentzVector PAnew = msA.Scattering(PA);
|
|
// KEAnew = msA.GetKE()/reactConfig.beamA;
|
|
// transfer.SetIncidentEnergyAngle(KEAnew, theta, phi);
|
|
// transfer.CalReactionConstant();
|
|
// Ecm = transfer.GetCMTotalKE();
|
|
// }
|
|
|
|
//==== Calculate thetaCM, phiCM
|
|
if( distFile->IsOpen() && useDWBA[rID] ){
|
|
angDist = (TF1 *) distList->At(ExID);
|
|
thetaCM = angDist->GetRandom() / 180. * TMath::Pi();
|
|
}else{
|
|
thetaCM = TMath::ACos(2 * gRandom->Rndm() - 1) ;
|
|
}
|
|
|
|
double phiCM = TMath::TwoPi() * gRandom->Rndm();
|
|
|
|
//==== Calculate reaction
|
|
transfer[rID].Event(thetaCM, phiCM);
|
|
TLorentzVector Pb = transfer[rID].GetPb();
|
|
TLorentzVector PB = transfer[rID].GetPB();
|
|
|
|
// //==== Calculate energy loss of scattered and recoil in target
|
|
// if( isTargetScattering ){
|
|
// if( Pb.Theta() < TMath::PiOver2() ){
|
|
// msb.SetTarget(density, targetThickness - depth);
|
|
// }else{
|
|
// msb.SetTarget(density, depth);
|
|
// }
|
|
// Pb = msb.Scattering(Pb);
|
|
// TbLoss = msb.GetKELoss();
|
|
// msB.SetTarget(density, targetThickness - depth);
|
|
// PB = msB.Scattering(PB);
|
|
// }else{
|
|
// TbLoss = 0;
|
|
// }
|
|
|
|
//======= Decay of particle-B
|
|
int decayID = 0;
|
|
if( transfer[rID].GetRecoil().isDecay){
|
|
|
|
decayID = decay[rID].CalDecay(PB, Ex, 0, phiCM + TMath::Pi()/2); // decay to ground state
|
|
if( decayID == 1 ){
|
|
PB = decay[rID].GetDaugther_D();
|
|
//decayTheta = decay.GetAngleChange();
|
|
decayTheta = decay[rID].GetThetaCM();
|
|
PB.SetUniqueID(transfer[rID].GetRecoil().decayZ);
|
|
}else{
|
|
decayTheta = TMath::QuietNaN();
|
|
}
|
|
}
|
|
|
|
//################################### tree branches
|
|
//===== reaction
|
|
thetab = Pb.Theta() * TMath::RadToDeg();
|
|
thetaB = PB.Theta() * TMath::RadToDeg();
|
|
|
|
Tb = Pb.E() - Pb.M();
|
|
TB = PB.E() - PB.M();
|
|
|
|
phib = Pb.Phi() * TMath::RadToDeg();
|
|
phiB = PB.Phi() * TMath::RadToDeg();
|
|
|
|
//==== Helios
|
|
|
|
// printf(" thetaCM : %f, Tb : %f\n", thetaCM * TMath::RadToDeg(), Pb.M());
|
|
|
|
if( Tb > 0 || TB > 0 ){
|
|
|
|
helios[rID].CalArrayHit(Pb);
|
|
helios[rID].CalRecoilHit(PB);
|
|
hit = 2;
|
|
while( hit > 1 ){ hit = helios[rID].CheckDetAcceptance(); } /// while hit > 1, goto next loop;
|
|
|
|
trajectory orb_b = helios[rID].GetTrajectory_b();
|
|
trajectory orb_B = helios[rID].GetTrajectory_B();
|
|
|
|
e = helios[rID].GetEnergy() + gRandom->Gaus(0, helios[rID].GetArrayGeometry().eSigma );
|
|
|
|
double ranX = gRandom->Gaus(0, helios[rID].GetArrayGeometry().zSigma);
|
|
z = orb_b.z + ranX;
|
|
detX = helios[rID].GetDetX() + ranX;
|
|
|
|
z0 = orb_b.z0;
|
|
t = orb_b.t;
|
|
loop = orb_b.loop;
|
|
detID = orb_b.detID;
|
|
detRowID = orb_b.detRowID;
|
|
rho = orb_b.rho;
|
|
rhoArray = orb_b.R;
|
|
|
|
xArray = orb_b.x;
|
|
yArray = orb_b.y;
|
|
|
|
//ELUM
|
|
double elumPos1 = helios[rID].GetAuxGeometry().elumPos1;
|
|
if( elumPos1 != 0 ){
|
|
xElum1 = helios[rID].GetXPos(elumPos1);
|
|
yElum1 = helios[rID].GetYPos(elumPos1);
|
|
rhoElum1 = helios[rID].GetR (elumPos1);
|
|
}
|
|
double elumPos2 = helios[rID].GetAuxGeometry().elumPos2;
|
|
if( elumPos2 ){
|
|
xElum2 = helios[rID].GetXPos(elumPos2);
|
|
yElum2 = helios[rID].GetYPos(elumPos2);
|
|
rhoElum2 = helios[rID].GetR (elumPos2);
|
|
}
|
|
|
|
//Recoil
|
|
rhoRecoil = orb_B.R;
|
|
tB = orb_B.t;
|
|
xRecoil = orb_B.x;
|
|
yRecoil = orb_B.y;
|
|
rhoB = orb_B.rho;
|
|
|
|
//other recoil detectors
|
|
double recoilPos1 = helios[rID].GetAuxGeometry().detPos1;
|
|
if ( recoilPos1 != 0 ){
|
|
xRecoil1 = helios[rID].GetRecoilXPos(recoilPos1);
|
|
yRecoil1 = helios[rID].GetRecoilYPos(recoilPos1);
|
|
rhoRecoil1 = helios[rID].GetRecoilR (recoilPos1);
|
|
}
|
|
double recoilPos2 = helios[rID].GetAuxGeometry().detPos2;
|
|
if ( recoilPos2 != 0 ){
|
|
xRecoil2 = helios[rID].GetRecoilXPos(recoilPos2);
|
|
yRecoil2 = helios[rID].GetRecoilYPos(recoilPos2);
|
|
rhoRecoil2 = helios[rID].GetRecoilR (recoilPos2);
|
|
}
|
|
|
|
std::pair<double,double> ExThetaCM = transfer[rID].CalExThetaCM(e, z, helios[rID].GetBField(), helios[rID].GetDetRadius());
|
|
ExCal = ExThetaCM.first;
|
|
thetaCMCal = ExThetaCM.second;
|
|
|
|
//change thetaCM into deg
|
|
thetaCM = thetaCM * TMath::RadToDeg();
|
|
|
|
//if decay, get the light decay particle on the recoil;
|
|
if( transfer[rID].GetRecoil().isDecay ){
|
|
if( decayID == 1 ){
|
|
TLorentzVector Pd = decay[rID].GetDaugther_d();
|
|
|
|
Td = Pd.E() - Pd.M();
|
|
|
|
helios[rID].CalRecoilHit(Pd);
|
|
|
|
trajectory orb_d = helios[rID].GetTrajectory_B();
|
|
rhoRecoil_d = orb_d.R;
|
|
xRecoil_d = orb_d.x;
|
|
yRecoil_d = orb_d.y;
|
|
|
|
}else{
|
|
rhoRecoil_d = TMath::QuietNaN();
|
|
xRecoil_d = TMath::QuietNaN();
|
|
yRecoil_d = TMath::QuietNaN();
|
|
}
|
|
}
|
|
|
|
}else{
|
|
hit = -404;
|
|
}
|
|
|
|
if( hit == 1) count ++;
|
|
|
|
if( reactionConfig.isRedo ){
|
|
if( hit == 1) {
|
|
redoFlag = false;
|
|
}else{
|
|
redoFlag = true;
|
|
//printf("%d, %2d, thetaCM : %f, theta : %f, z0: %f \n", i, hit, thetaCM * TMath::RadToDeg(), thetab, helios.GetZ0());
|
|
}
|
|
}else{
|
|
redoFlag = false;
|
|
}
|
|
|
|
}while( redoFlag );
|
|
tree->Fill();
|
|
|
|
//#################################################################### Timer
|
|
clock.Stop("timer");
|
|
Double_t time = clock.GetRealTime("timer");
|
|
clock.Start("timer");
|
|
|
|
if ( !shown ) {
|
|
if (fmod(time, 10) < 1 ){
|
|
printf( "%10d[%2d%%]| %8.2f sec | expect: %5.1f min \n", i, TMath::Nint((i+1)*100./numEvent), time , numEvent*time/(i+1)/60);
|
|
shown = 1;
|
|
}
|
|
}else{
|
|
if (fmod(time, 10) > 9 ){
|
|
shown = 0;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
saveFile->Write();
|
|
saveFile->Close();
|
|
|
|
distFile->Close();
|
|
delete angDist;
|
|
|
|
printf("=============== done. saved as %s. count(hit==1) : %d\n", saveFileName.Data(), count);
|
|
//gROOT->ProcessLine(".q");
|
|
|
|
delete [] transfer;
|
|
delete [] decay;
|
|
delete [] helios;
|
|
|
|
distFile->Close();
|
|
delete distFile;
|
|
delete distList;
|
|
delete dwbaExList;
|
|
delete dwbaReactList;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
int main (int argc, char *argv[]) {
|
|
|
|
printf("=================================================================\n");
|
|
printf("========== Simulate Transfer reaction in HELIOS ==========\n");
|
|
printf("=================================================================\n");
|
|
|
|
if(argc == 2 || argc > 6 ) {
|
|
printf("Usage: ./Transfer [1] [2] [3] [4] [5]\n");
|
|
printf(" default file name \n");
|
|
printf(" [1] reactionConfig.txt (input) reaction Setting \n");
|
|
printf(" [2] detectorGeo.txt (input) detector Setting \n");
|
|
printf(" [3] DWBA.root (input) thetaCM distribution from DWBA \n");
|
|
printf(" [4] transfer.root (output) rootFile name for output \n");
|
|
printf(" [5] 1 (input) 0 = no plot, 1 = plot \n");
|
|
|
|
printf("-----------------------------------------------------------------\n");
|
|
printf(" When DWBA.root provided.\n");
|
|
printf(" The excitation energies from the DWBA are used.\n");
|
|
printf(" And the excitation energies in reactionConfig.txt will be ignored\n");
|
|
printf("=================================================================\n");
|
|
return 0 ;
|
|
}
|
|
|
|
std::string basicConfig = "reactionConfig.txt";
|
|
std::string detGeoFile = "detectorGeo.txt";
|
|
TString ptolemyRoot = "DWBA.root"; // when no file, use isotropic distribution of thetaCM
|
|
TString saveFileName = "transfer.root";
|
|
bool isPlot = false;
|
|
|
|
if( argc >= 2) basicConfig = argv[1];
|
|
if( argc >= 3) detGeoFile = argv[2];
|
|
if( argc >= 4) ptolemyRoot = argv[3];
|
|
if( argc >= 5) saveFileName = argv[4];
|
|
if( argc >= 6) isPlot = atoi(argv[5]);
|
|
|
|
Transfer( basicConfig, detGeoFile, ptolemyRoot, saveFileName);
|
|
|
|
//run Cleopatra/SimChecker.C
|
|
if( isPlot ){
|
|
std::ifstream file_in;
|
|
file_in.open("../Cleopatra/SimChecker.C", std::ios::in);
|
|
if( file_in){
|
|
printf("---- running ../Cleopatra/SimChecker.C on %s \n", saveFileName.Data());
|
|
TString cmd;
|
|
cmd.Form("root -l '../Cleopatra/SimChecker.C(\"%s\")'", saveFileName.Data());
|
|
|
|
system(cmd.Data());
|
|
}else{
|
|
printf("cannot find ../Cleopatra/SimChecker.C \n");
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|