From d97181a031f8b68476b25536dcbea55f3479ba96 Mon Sep 17 00:00:00 2001
From: Xythere <xytherex@gmail.com>
Date: Fri, 13 Dec 2024 16:12:11 +0100
Subject: [PATCH] Adding Ciemat Monster detectors

---
 NPLib/Detectors/Monster/CMakeLists.txt        |   6 +
 NPLib/Detectors/Monster/TMonsterData.cxx      |  79 ++++
 NPLib/Detectors/Monster/TMonsterData.h        | 104 ++++++
 NPLib/Detectors/Monster/TMonsterPhysics.cxx   | 344 ++++++++++++++++++
 NPLib/Detectors/Monster/TMonsterPhysics.h     | 180 +++++++++
 NPLib/Detectors/Monster/TMonsterSpectra.cxx   | 174 +++++++++
 NPLib/Detectors/Monster/TMonsterSpectra.h     |  62 ++++
 NPSimulation/Detectors/Monster/CMakeLists.txt |   2 +
 NPSimulation/Detectors/Monster/Monster.cc     | 262 +++++++++++++
 NPSimulation/Detectors/Monster/Monster.hh     | 117 ++++++
 10 files changed, 1330 insertions(+)
 create mode 100644 NPLib/Detectors/Monster/CMakeLists.txt
 create mode 100644 NPLib/Detectors/Monster/TMonsterData.cxx
 create mode 100644 NPLib/Detectors/Monster/TMonsterData.h
 create mode 100644 NPLib/Detectors/Monster/TMonsterPhysics.cxx
 create mode 100644 NPLib/Detectors/Monster/TMonsterPhysics.h
 create mode 100644 NPLib/Detectors/Monster/TMonsterSpectra.cxx
 create mode 100644 NPLib/Detectors/Monster/TMonsterSpectra.h
 create mode 100644 NPSimulation/Detectors/Monster/CMakeLists.txt
 create mode 100644 NPSimulation/Detectors/Monster/Monster.cc
 create mode 100644 NPSimulation/Detectors/Monster/Monster.hh

diff --git a/NPLib/Detectors/Monster/CMakeLists.txt b/NPLib/Detectors/Monster/CMakeLists.txt
new file mode 100644
index 000000000..13c0e2adf
--- /dev/null
+++ b/NPLib/Detectors/Monster/CMakeLists.txt
@@ -0,0 +1,6 @@
+add_custom_command(OUTPUT TMonsterPhysicsDict.cxx COMMAND ../../scripts/build_dict.sh TMonsterPhysics.h TMonsterPhysicsDict.cxx TMonsterPhysics.rootmap libNPMonster.dylib DEPENDS TMonsterPhysics.h)
+add_custom_command(OUTPUT TMonsterDataDict.cxx COMMAND ../../scripts/build_dict.sh TMonsterData.h TMonsterDataDict.cxx TMonsterData.rootmap libNPMonster.dylib DEPENDS TMonsterData.h)
+add_library(NPMonster SHARED TMonsterSpectra.cxx TMonsterData.cxx TMonsterPhysics.cxx TMonsterDataDict.cxx TMonsterPhysicsDict.cxx )
+target_link_libraries(NPMonster ${ROOT_LIBRARIES} NPCore) 
+install(FILES TMonsterData.h TMonsterPhysics.h TMonsterSpectra.h DESTINATION ${CMAKE_INCLUDE_OUTPUT_DIRECTORY})
+
diff --git a/NPLib/Detectors/Monster/TMonsterData.cxx b/NPLib/Detectors/Monster/TMonsterData.cxx
new file mode 100644
index 000000000..e5491253a
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterData.cxx
@@ -0,0 +1,79 @@
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Raw data                                    *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+#include "TMonsterData.h"
+
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <string>
+using namespace std; 
+
+ClassImp(TMonsterData)
+
+
+//////////////////////////////////////////////////////////////////////
+TMonsterData::TMonsterData() {
+}
+
+
+
+//////////////////////////////////////////////////////////////////////
+TMonsterData::~TMonsterData() {
+}
+
+
+
+//////////////////////////////////////////////////////////////////////
+void TMonsterData::Clear() {
+  // Energy
+  fMonster_E_DetectorNbr.clear();
+  fMonster_Energy.clear();
+  // Time
+  fMonster_T_DetectorNbr.clear();
+  fMonster_Time.clear();
+}
+
+
+
+//////////////////////////////////////////////////////////////////////
+void TMonsterData::Dump() const {
+  // This method is very useful for debuging and worth the dev.
+  cout << "XXXXXXXXXXXXXXXXXXXXXXXX New Event [TMonsterData::Dump()] XXXXXXXXXXXXXXXXX" << endl;
+
+  // Energy
+  size_t mysize = fMonster_E_DetectorNbr.size();
+  cout << "Monster_E_Mult: " << mysize << endl;
+ 
+  for (size_t i = 0 ; i < mysize ; i++){
+    cout << "DetNbr: " << fMonster_E_DetectorNbr[i]
+         << " Energy: " << fMonster_Energy[i];
+  }
+  
+  // Time
+  mysize = fMonster_T_DetectorNbr.size();
+  cout << "Monster_T_Mult: " << mysize << endl;
+ 
+  for (size_t i = 0 ; i < mysize ; i++){
+    cout << "DetNbr: " << fMonster_T_DetectorNbr[i]
+         << " Time: " << fMonster_Time[i];
+  }
+}
diff --git a/NPLib/Detectors/Monster/TMonsterData.h b/NPLib/Detectors/Monster/TMonsterData.h
new file mode 100644
index 000000000..d75397e7c
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterData.h
@@ -0,0 +1,104 @@
+#ifndef __MonsterDATA__
+#define __MonsterDATA__
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Raw data                                    *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+
+// STL
+#include <vector>
+using namespace std;
+
+// ROOT
+#include "TObject.h"
+
+class TMonsterData : public TObject {
+  //////////////////////////////////////////////////////////////
+  // data members are hold into vectors in order 
+  // to allow multiplicity treatment
+  private: 
+    // Energy
+    vector<UShort_t>   fMonster_E_DetectorNbr;
+    vector<Double_t>   fMonster_Energy;
+
+    // Time
+    vector<UShort_t>   fMonster_T_DetectorNbr;
+    vector<Double_t>   fMonster_Time;
+
+
+  //////////////////////////////////////////////////////////////
+  // Constructor and destructor
+  public: 
+    TMonsterData();
+    ~TMonsterData();
+    
+
+  //////////////////////////////////////////////////////////////
+  // Inherited from TObject and overriden to avoid warnings
+  public:
+    void Clear();
+    void Clear(const Option_t*) {};
+    void Dump() const;
+
+
+  //////////////////////////////////////////////////////////////
+  // Getters and Setters
+  // Prefer inline declaration to avoid unnecessary called of 
+  // frequently used methods
+  // add //! to avoid ROOT creating dictionnary for the methods
+  public:
+    //////////////////////    SETTERS    ////////////////////////
+    // Energy
+    inline void SetEnergy(const UShort_t& DetNbr,const Double_t& Energy){
+      fMonster_E_DetectorNbr.push_back(DetNbr);
+      fMonster_Energy.push_back(Energy);
+    };//!
+
+    // Time
+    inline void SetTime(const UShort_t& DetNbr,const Double_t& Time)	{
+      fMonster_T_DetectorNbr.push_back(DetNbr);     
+      fMonster_Time.push_back(Time);
+    };//!
+
+
+    //////////////////////    GETTERS    ////////////////////////
+    // Energy
+    inline UShort_t GetMultEnergy() const
+      {return fMonster_E_DetectorNbr.size();}
+    inline UShort_t GetE_DetectorNbr(const unsigned int &i) const 
+      {return fMonster_E_DetectorNbr[i];}//!
+    inline Double_t Get_Energy(const unsigned int &i) const 
+      {return fMonster_Energy[i];}//!
+
+    // Time
+    inline UShort_t GetMultTime() const
+      {return fMonster_T_DetectorNbr.size();}
+    inline UShort_t GetT_DetectorNbr(const unsigned int &i) const 
+      {return fMonster_T_DetectorNbr[i];}//!
+    inline Double_t Get_Time(const unsigned int &i) const 
+      {return fMonster_Time[i];}//!
+
+
+  //////////////////////////////////////////////////////////////
+  // Required for ROOT dictionnary
+  ClassDef(TMonsterData,1)  // MonsterData structure
+};
+
+#endif
diff --git a/NPLib/Detectors/Monster/TMonsterPhysics.cxx b/NPLib/Detectors/Monster/TMonsterPhysics.cxx
new file mode 100644
index 000000000..17847ab3b
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterPhysics.cxx
@@ -0,0 +1,344 @@
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Treated  data                               *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+
+#include "TMonsterPhysics.h"
+
+//   STL
+#include <sstream>
+#include <iostream>
+#include <cmath>
+#include <stdlib.h>
+#include <limits>
+using namespace std;
+
+//   NPL
+#include "RootInput.h"
+#include "RootOutput.h"
+#include "NPDetectorFactory.h"
+#include "NPOptionManager.h"
+
+//   ROOT
+#include "TChain.h"
+
+ClassImp(TMonsterPhysics)
+
+
+///////////////////////////////////////////////////////////////////////////
+TMonsterPhysics::TMonsterPhysics()
+   : m_EventData(new TMonsterData),
+     m_PreTreatedData(new TMonsterData),
+     m_EventPhysics(this),
+     m_Spectra(0),
+     m_E_RAW_Threshold(0), // adc channels
+     m_E_Threshold(0),     // MeV
+     m_NumberOfDetectors(0) {
+}
+
+///////////////////////////////////////////////////////////////////////////
+/// A usefull method to bundle all operation to add a detector
+void TMonsterPhysics::AddDetector(TVector3 , string ){
+  // In That simple case nothing is done
+  // Typically for more complex detector one would calculate the relevant 
+  // positions (stripped silicon) or angles (gamma array)
+  m_NumberOfDetectors++;
+} 
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::AddDetector(double R, double Theta, double Phi, string shape){
+  // Compute the TVector3 corresponding
+  TVector3 Pos(R*sin(Theta)*cos(Phi),R*sin(Theta)*sin(Phi),R*cos(Theta));
+  // Call the cartesian method
+  AddDetector(Pos,shape);
+} 
+  
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::BuildSimplePhysicalEvent() {
+  BuildPhysicalEvent();
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::BuildPhysicalEvent() {
+  // apply thresholds and calibration
+  PreTreat();
+
+  // match energy and time together
+  unsigned int mysizeE = m_PreTreatedData->GetMultEnergy();
+  unsigned int mysizeT = m_PreTreatedData->GetMultTime();
+  for (UShort_t e = 0; e < mysizeE ; e++) {
+    for (UShort_t t = 0; t < mysizeT ; t++) {
+      if (m_PreTreatedData->GetE_DetectorNbr(e) == m_PreTreatedData->GetT_DetectorNbr(t)) {
+        DetectorNumber.push_back(m_PreTreatedData->GetE_DetectorNbr(e));
+        Energy.push_back(m_PreTreatedData->Get_Energy(e));
+        Time.push_back(m_PreTreatedData->Get_Time(t));
+      }
+    }
+  }
+}
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::PreTreat() {
+  // This method typically applies thresholds and calibrations
+  // Might test for disabled channels for more complex detector
+
+  // clear pre-treated object
+  ClearPreTreatedData();
+
+  // instantiate CalibrationManager
+  static CalibrationManager* Cal = CalibrationManager::getInstance();
+
+  // Energy
+  unsigned int mysize = m_EventData->GetMultEnergy();
+  for (UShort_t i = 0; i < mysize ; ++i) {
+    if (m_EventData->Get_Energy(i) > m_E_RAW_Threshold) {
+      Double_t Energy = Cal->ApplyCalibration("Monster/ENERGY"+NPL::itoa(m_EventData->GetE_DetectorNbr(i)),m_EventData->Get_Energy(i));
+      if (Energy > m_E_Threshold) {
+        m_PreTreatedData->SetEnergy(m_EventData->GetE_DetectorNbr(i), Energy);
+      }
+    }
+  }
+
+  // Time 
+  mysize = m_EventData->GetMultTime();
+  for (UShort_t i = 0; i < mysize; ++i) {
+    Double_t Time= Cal->ApplyCalibration("Monster/TIME"+NPL::itoa(m_EventData->GetT_DetectorNbr(i)),m_EventData->Get_Time(i));
+    m_PreTreatedData->SetTime(m_EventData->GetT_DetectorNbr(i), Time);
+  }
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::ReadAnalysisConfig() {
+  bool ReadingStatus = false;
+
+  // path to file
+  string FileName = "./configs/ConfigMonster.dat";
+
+  // open analysis config file
+  ifstream AnalysisConfigFile;
+  AnalysisConfigFile.open(FileName.c_str());
+
+  if (!AnalysisConfigFile.is_open()) {
+    cout << " No ConfigMonster.dat found: Default parameter loaded for Analayis " << FileName << endl;
+    return;
+  }
+  cout << " Loading user parameter for Analysis from ConfigMonster.dat " << endl;
+
+  // Save it in a TAsciiFile
+  TAsciiFile* asciiConfig = RootOutput::getInstance()->GetAsciiFileAnalysisConfig();
+  asciiConfig->AppendLine("%%% ConfigMonster.dat %%%");
+  asciiConfig->Append(FileName.c_str());
+  asciiConfig->AppendLine("");
+  // read analysis config file
+  string LineBuffer,DataBuffer,whatToDo;
+  while (!AnalysisConfigFile.eof()) {
+    // Pick-up next line
+    getline(AnalysisConfigFile, LineBuffer);
+
+    // search for "header"
+    string name = "ConfigMonster";
+    if (LineBuffer.compare(0, name.length(), name) == 0) 
+      ReadingStatus = true;
+
+    // loop on tokens and data
+    while (ReadingStatus ) {
+      whatToDo="";
+      AnalysisConfigFile >> whatToDo;
+
+      // Search for comment symbol (%)
+      if (whatToDo.compare(0, 1, "%") == 0) {
+        AnalysisConfigFile.ignore(numeric_limits<streamsize>::max(), '\n' );
+      }
+
+      else if (whatToDo=="E_RAW_THRESHOLD") {
+        AnalysisConfigFile >> DataBuffer;
+        m_E_RAW_Threshold = atof(DataBuffer.c_str());
+        cout << whatToDo << " " << m_E_RAW_Threshold << endl;
+      }
+
+      else if (whatToDo=="E_THRESHOLD") {
+        AnalysisConfigFile >> DataBuffer;
+        m_E_Threshold = atof(DataBuffer.c_str());
+        cout << whatToDo << " " << m_E_Threshold << endl;
+      }
+
+      else {
+        ReadingStatus = false;
+      }
+    }
+  }
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::Clear() {
+  DetectorNumber.clear();
+  Energy.clear();
+  Time.clear();
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::ReadConfiguration(NPL::InputParser parser) {
+  vector<NPL::InputBlock*> blocks = parser.GetAllBlocksWithToken("Monster");
+  if(NPOptionManager::getInstance()->GetVerboseLevel())
+    cout << "//// " << blocks.size() << " detectors found " << endl; 
+
+  vector<string> cart = {"POS","Shape"};
+  vector<string> sphe = {"R","Theta","Phi","Shape"};
+
+  for(unsigned int i = 0 ; i < blocks.size() ; i++){
+    if(blocks[i]->HasTokenList(cart)){
+      if(NPOptionManager::getInstance()->GetVerboseLevel())
+        cout << endl << "////  Monster " << i+1 <<  endl;
+    
+      TVector3 Pos = blocks[i]->GetTVector3("POS","mm");
+      string Shape = blocks[i]->GetString("Shape");
+      AddDetector(Pos,Shape);
+    }
+    else if(blocks[i]->HasTokenList(sphe)){
+      if(NPOptionManager::getInstance()->GetVerboseLevel())
+        cout << endl << "////  Monster " << i+1 <<  endl;
+      double R = blocks[i]->GetDouble("R","mm");
+      double Theta = blocks[i]->GetDouble("Theta","deg");
+      double Phi = blocks[i]->GetDouble("Phi","deg");
+      string Shape = blocks[i]->GetString("Shape");
+      AddDetector(R,Theta,Phi,Shape);
+    }
+    else{
+      cout << "ERROR: check your input file formatting " << endl;
+      exit(1);
+    }
+  }
+}
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::InitSpectra() {
+  m_Spectra = new TMonsterSpectra(m_NumberOfDetectors);
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::FillSpectra() {
+  m_Spectra -> FillRawSpectra(m_EventData);
+  m_Spectra -> FillPreTreatedSpectra(m_PreTreatedData);
+  m_Spectra -> FillPhysicsSpectra(m_EventPhysics);
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::CheckSpectra() {
+  m_Spectra->CheckSpectra();
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::ClearSpectra() {
+  // To be done
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+map< string , TH1*> TMonsterPhysics::GetSpectra() {
+  if(m_Spectra)
+    return m_Spectra->GetMapHisto();
+  else{
+    map< string , TH1*> empty;
+    return empty;
+  }
+}
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::WriteSpectra() {
+  m_Spectra->WriteSpectra();
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::AddParameterToCalibrationManager() {
+  CalibrationManager* Cal = CalibrationManager::getInstance();
+  for (int i = 0; i < m_NumberOfDetectors; ++i) {
+    Cal->AddParameter("Monster", "D"+ NPL::itoa(i+1)+"_ENERGY","Monster_D"+ NPL::itoa(i+1)+"_ENERGY");
+    Cal->AddParameter("Monster", "D"+ NPL::itoa(i+1)+"_TIME","Monster_D"+ NPL::itoa(i+1)+"_TIME");
+  }
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::InitializeRootInputRaw() {
+  TChain* inputChain = RootInput::getInstance()->GetChain();
+  inputChain->SetBranchStatus("Monster",  true );
+  inputChain->SetBranchAddress("Monster", &m_EventData );
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::InitializeRootInputPhysics() {
+  TChain* inputChain = RootInput::getInstance()->GetChain();
+  inputChain->SetBranchAddress("Monster", &m_EventPhysics);
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+void TMonsterPhysics::InitializeRootOutput() {
+  TTree* outputTree = RootOutput::getInstance()->GetTree();
+  outputTree->Branch("Monster", "TMonsterPhysics", &m_EventPhysics);
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+//            Construct Method to be pass to the DetectorFactory              //
+////////////////////////////////////////////////////////////////////////////////
+NPL::VDetector* TMonsterPhysics::Construct() {
+  return (NPL::VDetector*) new TMonsterPhysics();
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+//            Registering the construct method to the factory                 //
+////////////////////////////////////////////////////////////////////////////////
+extern "C"{
+class proxy_Monster{
+  public:
+    proxy_Monster(){
+      NPL::DetectorFactory::getInstance()->AddToken("Monster","Monster");
+      NPL::DetectorFactory::getInstance()->AddDetector("Monster",TMonsterPhysics::Construct);
+    }
+};
+
+proxy_Monster p_Monster;
+}
+
diff --git a/NPLib/Detectors/Monster/TMonsterPhysics.h b/NPLib/Detectors/Monster/TMonsterPhysics.h
new file mode 100644
index 000000000..eb4bc0d0e
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterPhysics.h
@@ -0,0 +1,180 @@
+#ifndef TMonsterPHYSICS_H
+#define TMonsterPHYSICS_H
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Treated data                                *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+
+// C++ headers 
+#include <vector>
+#include <map>
+#include <string>
+using namespace std;
+
+// ROOT headers
+#include "TObject.h"
+#include "TH1.h"
+#include "TVector3.h"
+// NPTool headers
+#include "TMonsterData.h"
+#include "TMonsterSpectra.h"
+#include "NPCalibrationManager.h"
+#include "NPVDetector.h"
+#include "NPInputParser.h"
+// forward declaration
+class TMonsterSpectra;
+
+
+
+class TMonsterPhysics : public TObject, public NPL::VDetector {
+  //////////////////////////////////////////////////////////////
+  // constructor and destructor
+  public:
+    TMonsterPhysics();
+    ~TMonsterPhysics() {};
+
+
+  //////////////////////////////////////////////////////////////
+  // Inherited from TObject and overriden to avoid warnings
+  public: 
+    void Clear();   
+    void Clear(const Option_t*) {};
+
+
+  //////////////////////////////////////////////////////////////
+  // data obtained after BuildPhysicalEvent() and stored in
+  // output ROOT file
+  public:
+    vector<int>      DetectorNumber;
+    vector<double>   Energy;
+    vector<double>   Time;
+
+  /// A usefull method to bundle all operation to add a detector
+  void AddDetector(TVector3 POS, string shape); 
+  void AddDetector(double R, double Theta, double Phi, string shape); 
+  
+  //////////////////////////////////////////////////////////////
+  // methods inherited from the VDetector ABC class
+  public:
+    // read stream from ConfigFile to pick-up detector parameters
+    void ReadConfiguration(NPL::InputParser);
+
+    // add parameters to the CalibrationManger
+    void AddParameterToCalibrationManager();
+
+    // method called event by event, aiming at extracting the 
+    // physical information from detector
+    void BuildPhysicalEvent();
+
+    // same as BuildPhysicalEvent() method but with a simpler
+    // treatment
+    void BuildSimplePhysicalEvent();
+
+    // same as above but for online analysis
+    void BuildOnlinePhysicalEvent()  {BuildPhysicalEvent();};
+
+    // activate raw data object and branches from input TChain
+    // in this method mother branches (Detector) AND daughter leaves 
+    // (fDetector_parameter) have to be activated
+    void InitializeRootInputRaw();
+
+    // activate physics data object and branches from input TChain
+    // in this method mother branches (Detector) AND daughter leaves 
+    // (fDetector_parameter) have to be activated
+    void InitializeRootInputPhysics();
+
+    // create branches of output ROOT file
+    void InitializeRootOutput();
+
+    // clear the raw and physical data objects event by event
+    void ClearEventPhysics() {Clear();}      
+    void ClearEventData()    {m_EventData->Clear();}   
+
+    // methods related to the TMonsterSpectra class
+    // instantiate the TMonsterSpectra class and 
+    // declare list of histograms
+    void InitSpectra();
+
+    // fill the spectra
+    void FillSpectra();
+
+    // used for Online mainly, sanity check for histograms and 
+    // change their color if issues are found, for example
+    void CheckSpectra();
+
+    // used for Online only, clear all the spectra
+    void ClearSpectra();
+
+    // write spectra to ROOT output file
+    void WriteSpectra();
+
+
+  //////////////////////////////////////////////////////////////
+  // specific methods to Monster array
+  public:
+    // remove bad channels, calibrate the data and apply thresholds
+    void PreTreat();
+
+    // clear the pre-treated object
+    void ClearPreTreatedData()   {m_PreTreatedData->Clear();}
+
+    // read the user configuration file. If no file is found, load standard one
+    void ReadAnalysisConfig();
+
+    // give and external TMonsterData object to TMonsterPhysics. 
+    // needed for online analysis for example
+    void SetRawDataPointer(TMonsterData* rawDataPointer) {m_EventData = rawDataPointer;}
+    
+  // objects are not written in the TTree
+  private:
+    TMonsterData*         m_EventData;        //!
+    TMonsterData*         m_PreTreatedData;   //!
+    TMonsterPhysics*      m_EventPhysics;     //!
+
+  // getters for raw and pre-treated data object
+  public:
+    TMonsterData* GetRawData()        const {return m_EventData;}
+    TMonsterData* GetPreTreatedData() const {return m_PreTreatedData;}
+
+  // parameters used in the analysis
+  private:
+    // thresholds
+    double m_E_RAW_Threshold; //!
+    double m_E_Threshold;     //!
+
+  // number of detectors
+  private:
+    int m_NumberOfDetectors;  //!
+
+  // spectra class
+  private:
+    TMonsterSpectra* m_Spectra; // !
+
+  // spectra getter
+  public:
+    map<string, TH1*>   GetSpectra(); 
+
+  // Static constructor to be passed to the Detector Factory
+  public:
+    static NPL::VDetector* Construct();
+
+    ClassDef(TMonsterPhysics,1)  // MonsterPhysics structure
+};
+#endif
diff --git a/NPLib/Detectors/Monster/TMonsterSpectra.cxx b/NPLib/Detectors/Monster/TMonsterSpectra.cxx
new file mode 100644
index 000000000..4dd1dfb47
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterSpectra.cxx
@@ -0,0 +1,174 @@
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Spectra                                     *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+
+// class header 
+#include "TMonsterSpectra.h"
+
+// STL
+#include <iostream>  
+#include <string>
+using namespace std;
+
+// NPTool header
+#include "NPOptionManager.h"
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+TMonsterSpectra::TMonsterSpectra() 
+   : fNumberOfDetectors(0) {
+  SetName("Monster");
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+TMonsterSpectra::TMonsterSpectra(unsigned int NumberOfDetectors) {
+  if(NPOptionManager::getInstance()->GetVerboseLevel()>0)
+    cout << "************************************************" << endl
+      << "TMonsterSpectra : Initalizing control spectra for " 
+      << NumberOfDetectors << " Detectors" << endl
+      << "************************************************" << endl ;
+  SetName("Monster");
+  fNumberOfDetectors = NumberOfDetectors;
+
+  InitRawSpectra();
+  InitPreTreatedSpectra();
+  InitPhysicsSpectra();
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+TMonsterSpectra::~TMonsterSpectra() {
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::InitRawSpectra() {
+  static string name;
+  for (unsigned int i = 0; i < fNumberOfDetectors; i++) { // loop on number of detectors
+    // Energy 
+    name = "Monster"+NPL::itoa(i+1)+"_ENERGY_RAW";
+    AddHisto1D(name, name, 4096, 0, 16384, "Monster/RAW");
+    // Time 
+    name = "Monster"+NPL::itoa(i+1)+"_TIME_RAW";
+    AddHisto1D(name, name, 4096, 0, 16384, "Monster/RAW");
+  } // end loop on number of detectors
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::InitPreTreatedSpectra() {
+  static string name;
+  for (unsigned int i = 0; i < fNumberOfDetectors; i++) { // loop on number of detectors
+    // Energy 
+    name = "Monster"+NPL::itoa(i+1)+"_ENERGY_CAL";
+    AddHisto1D(name, name, 500, 0, 25, "Monster/CAL");
+    // Time
+    name = "Monster"+NPL::itoa(i+1)+"_TIME_CAL";
+    AddHisto1D(name, name, 500, 0, 25, "Monster/CAL");
+
+  
+  }  // end loop on number of detectors
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::InitPhysicsSpectra() {
+  static string name;
+  // Kinematic Plot 
+  name = "Monster_ENERGY_TIME";
+  AddHisto2D(name, name, 500, 0, 500, 500, 0, 50, "Monster/PHY");
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::FillRawSpectra(TMonsterData* RawData) {
+  static string name;
+  static string family;
+
+  // Energy 
+  unsigned int sizeE = RawData->GetMultEnergy();
+  for (unsigned int i = 0; i < sizeE; i++) {
+    name = "Monster"+NPL::itoa(RawData->GetE_DetectorNbr(i))+"_ENERGY_RAW";
+    family = "Monster/RAW";
+
+    FillSpectra(family,name,RawData->Get_Energy(i));
+  }
+
+  // Time
+  unsigned int sizeT = RawData->GetMultTime();
+  for (unsigned int i = 0; i < sizeT; i++) {
+    name = "Monster"+NPL::itoa(RawData->GetT_DetectorNbr(i))+"_TIME_RAW";
+    family = "Monster/RAW";
+
+    FillSpectra(family,name,RawData->Get_Time(i));
+  }
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::FillPreTreatedSpectra(TMonsterData* PreTreatedData) {
+  static string name;
+  static string family;
+  
+  // Energy 
+  unsigned int sizeE = PreTreatedData->GetMultEnergy();
+  for (unsigned int i = 0; i < sizeE; i++) {
+    name = "Monster"+NPL::itoa(PreTreatedData->GetE_DetectorNbr(i))+"_ENERGY_CAL";
+    family = "Monster/CAL";
+
+    FillSpectra(family,name,PreTreatedData->Get_Energy(i));
+  }
+
+  // Time
+  unsigned int sizeT = PreTreatedData->GetMultTime();
+  for (unsigned int i = 0; i < sizeT; i++) {
+    name = "Monster"+NPL::itoa(PreTreatedData->GetT_DetectorNbr(i))+"_TIME_CAL";
+    family = "Monster/CAL";
+
+    FillSpectra(family,name,PreTreatedData->Get_Time(i));
+  }
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+void TMonsterSpectra::FillPhysicsSpectra(TMonsterPhysics* Physics) {
+  static string name;
+  static string family;
+  family= "Monster/PHY";
+
+  // Energy vs time
+  unsigned int sizeE = Physics->Energy.size();
+  for(unsigned int i = 0 ; i < sizeE ; i++){
+    name = "Monster_ENERGY_TIME";
+    FillSpectra(family,name,Physics->Energy[i],Physics->Time[i]);
+  }
+}
+
diff --git a/NPLib/Detectors/Monster/TMonsterSpectra.h b/NPLib/Detectors/Monster/TMonsterSpectra.h
new file mode 100644
index 000000000..b55fafe7b
--- /dev/null
+++ b/NPLib/Detectors/Monster/TMonsterSpectra.h
@@ -0,0 +1,62 @@
+#ifndef TMonsterSPECTRA_H
+#define TMonsterSPECTRA_H
+/*****************************************************************************
+ * Copyright (C) 2009-2024   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Emile Cantacuzène  contact address: emile.cantacuzene@ijclab.in2p3.fr                        *
+ *                                                                           *
+ * Creation Date  : August 2024                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class hold Monster Spectra                                     *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *   
+ *                                                                           *
+ *****************************************************************************/
+
+// NPLib headers
+#include "NPVSpectra.h"
+#include "TMonsterData.h"
+#include "TMonsterPhysics.h"
+
+// Forward Declaration
+class TMonsterPhysics;
+
+
+class TMonsterSpectra : public VSpectra {
+  //////////////////////////////////////////////////////////////
+  // constructor and destructor
+  public:
+    TMonsterSpectra();
+    TMonsterSpectra(unsigned int NumberOfDetectors);
+    ~TMonsterSpectra();
+
+  //////////////////////////////////////////////////////////////
+  // Initialization methods
+  private:
+    void InitRawSpectra();
+    void InitPreTreatedSpectra();
+    void InitPhysicsSpectra();
+
+  //////////////////////////////////////////////////////////////
+  // Filling methods
+  public:
+    void FillRawSpectra(TMonsterData*);
+    void FillPreTreatedSpectra(TMonsterData*);
+    void FillPhysicsSpectra(TMonsterPhysics*);
+
+  //////////////////////////////////////////////////////////////
+  // Detector parameters 
+  private:
+    unsigned int fNumberOfDetectors;
+};
+
+#endif
diff --git a/NPSimulation/Detectors/Monster/CMakeLists.txt b/NPSimulation/Detectors/Monster/CMakeLists.txt
new file mode 100644
index 000000000..37890d46d
--- /dev/null
+++ b/NPSimulation/Detectors/Monster/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(NPSMonster SHARED  Monster.cc)
+target_link_libraries(NPSMonster NPSCore ${ROOT_LIBRARIES} ${Geant4_LIBRARIES} ${NPLib_LIBRARIES} -lNPMonster)
diff --git a/NPSimulation/Detectors/Monster/Monster.cc b/NPSimulation/Detectors/Monster/Monster.cc
new file mode 100644
index 000000000..8cb187097
--- /dev/null
+++ b/NPSimulation/Detectors/Monster/Monster.cc
@@ -0,0 +1,262 @@
+/*****************************************************************************
+ * Copyright (C) 2009-2022   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Pierre Morfouace  contact address: pierre.morfouace@cea.fr                        *
+ *                                                                           *
+ * Creation Date  : February 2022                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class describe  Monster simulation                             *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *
+ *****************************************************************************/
+
+// C++ headers
+#include <sstream>
+#include <cmath>
+#include <limits>
+//G4 Geometry object
+#include "G4Tubs.hh"
+#include "G4Box.hh"
+
+//G4 sensitive
+#include "G4SDManager.hh"
+#include "G4MultiFunctionalDetector.hh"
+
+//G4 various object
+#include "G4Material.hh"
+#include "G4Transform3D.hh"
+#include "G4PVPlacement.hh"
+#include "G4VisAttributes.hh"
+#include "G4Colour.hh"
+
+// NPTool header
+#include "Monster.hh"
+#include "ProcessScorers.hh"
+#include "CalorimeterScorers.hh"
+#include "InteractionScorers.hh"
+#include "RootOutput.h"
+#include "MaterialManager.hh"
+#include "NPSDetectorFactory.hh"
+#include "NPOptionManager.h"
+#include "NPSHitsMap.hh"
+// CLHEP header
+#include "CLHEP/Random/RandGauss.h"
+
+using namespace std;
+using namespace CLHEP;
+
+namespace Monster_NS
+{
+  // Energy and time Resolution
+  const double EnergyThreshold = 0.*MeV;
+  const double Thickness = 5.*cm ;
+  const double Radius = 10.*cm ;
+}
+
+// Monster Specific Method
+Monster::Monster()
+{
+  m_Event = new TMonsterData() ;
+  m_MonsterScorer = 0;
+  m_MonsterDetector = 0;
+
+  // RGB Color + Transparency  
+  m_VisEJ309   = new G4VisAttributes(G4Colour(0.2, 0.85, 0.85, 1));      
+
+  // Material definition
+  m_EJ309   = MaterialManager::getInstance()->GetMaterialFromLibrary("EJ309");
+}
+
+Monster::~Monster()
+{
+}
+
+void Monster::AddDetector(G4ThreeVector POS, string  Shape){
+  // Convert the POS value to R theta Phi as Spherical coordinate is easier in G4 
+  m_R.push_back(POS.mag());
+  m_Theta.push_back(POS.theta());
+  m_Phi.push_back(POS.phi());
+  m_Shape.push_back(Shape);
+}
+
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+void Monster::AddDetector(double  R, double  Theta, double  Phi, string  Shape){
+  m_R.push_back(R);
+  m_Theta.push_back(Theta);
+  m_Phi.push_back(Phi);
+  m_Shape.push_back(Shape);
+}
+
+G4LogicalVolume* Monster::BuildMonsterDetector()
+{
+  if(!m_MonsterDetector)
+  {
+    G4Tubs* monster_det = new G4Tubs("Monster_scin", 0, Monster_NS::Radius, Monster_NS::Thickness*0.5, 0., 360*deg);
+    m_MonsterDetector = new G4LogicalVolume(monster_det,m_EJ309,"logic_Monster_scin",0,0,0);
+    m_MonsterDetector->SetVisAttributes(m_VisEJ309);
+    m_MonsterDetector->SetSensitiveDetector(m_MonsterScorer);
+  }
+  return m_MonsterDetector;
+}
+
+// Virtual Method of NPS::VDetector class
+// Read stream at Configfile to pick-up parameters of detector (Position,...)
+// Called in DetectorConstruction::ReadDetectorConfiguration Method
+void Monster::ReadConfiguration(NPL::InputParser parser){
+  vector<NPL::InputBlock*> blocks = parser.GetAllBlocksWithToken("Monster");
+  if(NPOptionManager::getInstance()->GetVerboseLevel())
+    cout << "//// " << blocks.size() << " detectors found " << endl; 
+
+  vector<string> cart = {"POS","Shape"};
+  vector<string> sphe = {"R","Theta","Phi","Shape"};
+
+  for(unsigned int i = 0 ; i < blocks.size() ; i++){
+    if(blocks[i]->HasTokenList(cart)){
+      if(NPOptionManager::getInstance()->GetVerboseLevel())
+        cout << endl << "////  Monster " << i+1 <<  endl;
+    
+      G4ThreeVector Pos = NPS::ConvertVector(blocks[i]->GetTVector3("POS","mm"));
+      string Shape = blocks[i]->GetString("Shape");
+      AddDetector(Pos,Shape);
+    }
+    else if(blocks[i]->HasTokenList(sphe)){
+      if(NPOptionManager::getInstance()->GetVerboseLevel())
+        cout << endl << "////  Monster " << i+1 <<  endl;
+      double R = blocks[i]->GetDouble("R","mm");
+      double Theta = blocks[i]->GetDouble("Theta","deg");
+      double Phi = blocks[i]->GetDouble("Phi","deg");
+      string Shape = blocks[i]->GetString("Shape");
+      AddDetector(R,Theta,Phi,Shape);
+    }
+    else{
+      cout << "ERROR: check your input file formatting " << endl;
+      exit(1);
+    }
+  }
+}
+
+// Construct detector and inialise sensitive part.
+// Called After DetectorConstruction::AddDetector Method
+void Monster::ConstructDetector(G4LogicalVolume* world)
+{
+  for (unsigned short i = 0 ; i < m_R.size() ; i++)
+  {
+    G4double wX = m_R[i] * sin(m_Theta[i] ) * cos(m_Phi[i] ) ;
+    G4double wY = m_R[i] * sin(m_Theta[i] ) * sin(m_Phi[i] ) ;
+    G4double wZ = m_R[i] * cos(m_Theta[i] ) ;
+    G4ThreeVector Det_pos = G4ThreeVector(wX, wY, wZ) ;
+    // So the face of the detector is at R instead of the middle
+    Det_pos+=Det_pos.unit()*Monster_NS::Thickness*0.5;
+    // Building Detector reference frame
+    G4double ii = cos(m_Theta[i]) * cos(m_Phi[i]);
+    G4double jj = cos(m_Theta[i]) * sin(m_Phi[i]);
+    G4double kk = -sin(m_Theta[i]);
+    G4ThreeVector Y(ii,jj,kk);
+    G4ThreeVector w = Det_pos.unit();
+    G4ThreeVector u = w.cross(Y);
+    G4ThreeVector v = w.cross(u);
+    v = v.unit();
+    u = u.unit();
+
+    G4RotationMatrix* Rot = new G4RotationMatrix(u,v,w);
+
+    if(m_Shape[i] == "Cylindrical")
+    {
+      new G4PVPlacement(G4Transform3D(*Rot,Det_pos),
+          BuildMonsterDetector(),
+          "Monster",world,false,i+1);
+    }
+  }
+}
+
+// Add Detector branch to the EventTree.
+// Called After DetectorConstruction::AddDetector Method
+void Monster::InitializeRootOutput()
+{
+  RootOutput *pAnalysis = RootOutput::getInstance();
+  TTree *pTree = pAnalysis->GetTree();
+  if(!pTree->FindBranch("Monster"))
+  {
+    pTree->Branch("Monster", "TMonsterData", &m_Event) ;
+  }
+  pTree->SetBranchAddress("Monster", &m_Event) ;
+}
+
+// Read sensitive part and fill the Root tree.
+// Called at in the EventAction::EndOfEventAction
+void Monster::ReadSensitive(const G4Event* )
+{
+  m_Event->Clear();
+
+  // Calorimeter scorer
+  CalorimeterScorers::PS_Calorimeter* Scorer= (CalorimeterScorers::PS_Calorimeter*) m_MonsterScorer->GetPrimitive(0);
+
+  unsigned int size = Scorer->GetMult(); 
+  for(unsigned int i = 0 ; i < size ; i++)
+  {
+    vector<unsigned int> level = Scorer->GetLevel(i); 
+    double Energy =Scorer->GetEnergy(i);
+    if( Energy > Monster_NS::EnergyThreshold)
+    {
+      double Time = Scorer->GetTime(i);
+      int DetectorNbr = level[0];
+      m_Event->SetEnergy(DetectorNbr,Energy);
+      m_Event->SetTime(DetectorNbr,Time); 
+    }
+  }
+}
+
+void Monster::InitializeScorers()
+{ 
+  // This check is necessary in case the geometry is reloaded
+  bool already_exist = false; 
+  m_MonsterScorer = CheckScorer("MonsterScorer",already_exist) ;
+
+  if(already_exist) return ;
+
+  // Otherwise the scorer is initialised
+  vector<int> level; level.push_back(0);
+  G4VPrimitiveScorer* Calorimeter= new CalorimeterScorers::PS_Calorimeter("Calorimeter",level, 0) ;
+  G4VPrimitiveScorer* Interaction= new InteractionScorers::PS_Interactions("Interaction",ms_InterCoord, 0) ;
+  //and register it to the multifunctionnal detector
+  m_MonsterScorer->RegisterPrimitive(Calorimeter);
+  m_MonsterScorer->RegisterPrimitive(Interaction);
+  G4SDManager::GetSDMpointer()->AddNewDetector(m_MonsterScorer) ;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//            Construct Method to be pass to the DetectorFactory              //
+////////////////////////////////////////////////////////////////////////////////
+NPS::VDetector* Monster::Construct()
+{
+  return  (NPS::VDetector*) new Monster();
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+////////////////////////////////////////////////////////////////////////////////
+//            Registering the construct method to the factory                 //
+////////////////////////////////////////////////////////////////////////////////
+extern"C" 
+{
+  class proxy_nps_Monster
+  {
+    public:
+      proxy_nps_Monster()
+      {
+        NPS::DetectorFactory::getInstance()->AddToken("Monster","Monster");
+        NPS::DetectorFactory::getInstance()->AddDetector("Monster",Monster::Construct);
+      }
+  };
+
+  proxy_nps_Monster p_nps_Monster;
+}
diff --git a/NPSimulation/Detectors/Monster/Monster.hh b/NPSimulation/Detectors/Monster/Monster.hh
new file mode 100644
index 000000000..9ed48b61f
--- /dev/null
+++ b/NPSimulation/Detectors/Monster/Monster.hh
@@ -0,0 +1,117 @@
+#ifndef Monster_h
+#define Monster_h 1
+/*****************************************************************************
+ * Copyright (C) 2009-2022   this file is part of the NPTool Project       *
+ *                                                                           *
+ * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+ * For the list of contributors see $NPTOOL/Licence/Contributors             *
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Original Author: Pierre Morfouace  contact address: pierre.morfouace@cea.fr                        *
+ *                                                                           *
+ * Creation Date  : February 2022                                           *
+ * Last update    :                                                          *
+ *---------------------------------------------------------------------------*
+ * Decription:                                                               *
+ *  This class describe  Monster simulation                             *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * Comment:                                                                  *
+ *                                                                           *
+ *****************************************************************************/
+
+// C++ header
+#include <string>
+#include <vector>
+using namespace std;
+
+// G4 headers
+#include "G4ThreeVector.hh"
+#include "G4RotationMatrix.hh"
+#include "G4LogicalVolume.hh"
+#include "G4AssemblyVolume.hh"
+#include "G4MultiFunctionalDetector.hh"
+
+// NPTool header
+#include "NPSVDetector.hh"
+#include "TMonsterData.h"
+#include "NPInputParser.h"
+
+class Monster : public NPS::VDetector{
+  ////////////////////////////////////////////////////
+  /////// Default Constructor and Destructor /////////
+  ////////////////////////////////////////////////////
+  public:
+    Monster() ;
+    virtual ~Monster() ;
+
+    ////////////////////////////////////////////////////
+    /////// Specific Function of this Class ///////////
+    ////////////////////////////////////////////////////
+  public:
+    // Cartesian
+    void AddDetector(G4ThreeVector POS, string Shape);
+    // Spherical
+    void AddDetector(double R,double Theta,double Phi,string Shape);  
+
+    G4LogicalVolume* BuildMonsterDetector();
+  
+  private:
+    
+    G4LogicalVolume* m_MonsterDetector;
+
+    ////////////////////////////////////////////////////
+    //////  Inherite from NPS::VDetector class /////////
+    ////////////////////////////////////////////////////
+  public:
+    // Read stream at Configfile to pick-up parameters of detector (Position,...)
+    // Called in DetecorConstruction::ReadDetextorConfiguration Method
+    void ReadConfiguration(NPL::InputParser) ;
+
+    // Construct detector and inialise sensitive part.
+    // Called After DetecorConstruction::AddDetector Method
+    void ConstructDetector(G4LogicalVolume* world) ;
+
+    // Add Detector branch to the EventTree.
+    // Called After DetecorConstruction::AddDetector Method
+    void InitializeRootOutput() ;
+
+    // Read sensitive part and fill the Root tree.
+    // Called at in the EventAction::EndOfEventAvtion
+    void ReadSensitive(const G4Event* event) ;
+
+  public:   // Scorer
+    //   Initialize all Scorer used by the MUST2Array
+    void InitializeScorers() ;
+
+    //   Associated Scorer
+    G4MultiFunctionalDetector* m_MonsterScorer ;
+    ////////////////////////////////////////////////////
+    ///////////Event class to store Data////////////////
+    ////////////////////////////////////////////////////
+  private:
+    TMonsterData* m_Event ;
+
+    ////////////////////////////////////////////////////
+    ///////////////Private intern Data//////////////////
+    ////////////////////////////////////////////////////
+  private: // Geometry
+    // Detector Coordinate 
+    vector<double>  m_R; 
+    vector<double>  m_Theta;
+    vector<double>  m_Phi; 
+
+    //   Shape type
+    vector<string> m_Shape ;
+
+    // Visualisation Attribute
+    G4VisAttributes* m_VisEJ309;
+
+    G4Material* m_EJ309;
+
+  // Needed for dynamic loading of the library
+  public:
+    static NPS::VDetector* Construct();
+};
+#endif
-- 
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