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00001 #ifndef HPDLibrary_HPDNoiseReader_h 00002 #define HPDLibrary_HPDNoiseReader_h 00003 00004 // -------------------------------------------------------- 00005 // Engine to read HPD noise events from the library 00006 // Project: HPD noise library 00007 // Author: F.Ratnikov UMd, Jan. 15, 2008 00008 // $Id: HPDNoiseReader.h,v 1.3 2008/07/21 18:30:03 tyetkin Exp $ 00009 // -------------------------------------------------------- 00010 00011 #include <string> 00012 #include <vector> 00013 00014 class TFile; 00015 class TTree; 00016 class HPDNoiseData; 00017 00018 class HPDNoiseReader { 00019 public: 00020 typedef int Handle; 00021 HPDNoiseReader (const std::string& fFileName); 00022 ~HPDNoiseReader (); 00023 00025 std::vector<std::string> allNames () const; 00027 Handle getHandle (const std::string& fName); 00029 bool valid (Handle fHandle) const {return fHandle >= 0;} 00031 float dischargeRate (Handle fHandle) const; 00033 float ionFeedbackFirstPeakRate (Handle fHandle) const; 00034 float ionFeedbackSecondPeakRate (Handle fHandle) const; 00036 float emissionRate (Handle fHandle) const; 00038 unsigned long totalEntries (Handle fHandle) const; 00040 void getEntry (Handle fHandle, HPDNoiseData** fData); 00042 void getEntry (Handle fHandle, unsigned long fEntry, HPDNoiseData** fData); 00043 00044 private: 00045 HPDNoiseReader (const HPDNoiseReader&); // no copy 00046 HPDNoiseReader& operator=(const HPDNoiseReader&); // no copy 00047 void grabEntry (Handle fHandle, unsigned long fEntry); 00048 00049 TFile* mFile; 00050 std::vector <TTree*> mTrees; 00051 std::vector<float> mDischargeRate;//HPD discharge rate 00052 std::vector<float> mIonFeedbackFirstPeakRate;//HPD ion feedback rate 00053 std::vector<float> mIonFeedbackSecondPeakRate;//HPD ion feedback rate 00054 std::vector<float> mElectronEmissionRate;//HPD thermal electron emission rate 00055 std::vector <size_t> mCurrentEntry; 00056 HPDNoiseData* mBuffer; 00057 }; 00058 00059 #endif
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