script for obtaining RiseTime and Decay time of SummSignal modified

macros/integralFormSignal.cpp

-void integralFormSignal()
 {
 	gSystem->Load("../libData.so");
 
@@ -6,8 +5,8 @@ void integralFormSignal()
 	TTree *tr = (TTree*)f->Get("atree");
 
 	const Int_t noBranches = 4;
-	Double_t ZeroTime[4];
-	Int_t iZero[4],PosZero[4],deltaT[4]; 
+	Double_t ZeroTime[4],mh[4],RisTime[4],decayT[4];
+	Int_t iZero[4],PosZero[4],deltaT[4],Eh[4],Bh[4]; 
 	TString bName;
 	AEvent *aevent[noBranches];	// pointer to the array (of RawEvent class) in which raw data for each channel will be put
 	for (Int_t j = 0; j<noBranches; j++) {
@@ -16,20 +15,27 @@ void integralFormSignal()
 		tr->SetBranchAddress(bName.Data(), &aevent[j]);	//read the tree tr with raw data and fill array revent with raw data
 		//cout << tr->SetBranchAddress(bName.Data(), &aevent[j]) << endl;	//read the tree tr with raw data and fill array revent with raw data
 	}
-	
-	TH1F *hist0 = new TH1F("hist1", "h1 title", 2000, -100, 100);
-	TH1F *hist1 = new TH1F("hist2", "h2 title", 2000, -100, 100);
-	TH1F *hist2 = new TH1F("hist3", "h3 title", 2000, -100, 100);
-	TH1F *hist3 = new TH1F("hist4", "h4 title", 2000, -100, 100);
+
+	TString hname,Chname;
+	TH1F *hist[4];
+	for (Int_t i = 0; i < 4; i++) {
+		hname.Form("hist%d",i);
+		Chname.Form("CHANNEL%d",i);
+		hist[i] = new TH1F(hname.Data(), Chname.Data(), 2000, -100, 100);
+	}
+
+	TH1F *hist01 = new TH1F("hist11", "h1 raw", 2000, -100, 100);
+	TH1F *hist11 = new TH1F("hist21", "h2 raw", 2000, -100, 100);
+	TH1F *hist21 = new TH1F("hist31", "h3 raw", 2000, -100, 100);
+	TH1F *hist31 = new TH1F("hist41", "h4 raw", 2000, -100, 100);
 
 	TF1 *fit1 = new TF1("fit1","-[0]*exp(-x*[1])");
-	fit1->SetRange(-15,-5);
 	fit1->SetParName(1,"tD");
 
 	Long64_t nEntries = tr->GetEntries();
 
 	//loop over events
-	for (j = 0; j < nEntries; j++) {
+	for (Int_t j = 0; j < nEntries; j++) {
 		tr->GetEntry(j);
 		for(Int_t k=0;k<4;k++) { // loop for channels
 			ZeroTime[k] = aevent[k]->GetfCFD(); // get fCFD for channel №k
@@ -39,30 +45,61 @@ void integralFormSignal()
 		}
 		
 			for(Int_t i = 0; i<1000; i++){
-				if( ((i+deltaT[0])>-1) && ((i+deltaT[0])<1000))	hist0->AddBinContent(i+500,aevent[0]->GetOnefAmpPos(i+deltaT[0]));	
-				if( ((i+deltaT[1])>-1) && ((i+deltaT[1])<1000))	hist1->AddBinContent(i+500,aevent[1]->GetOnefAmpPos(i+deltaT[1]));
-				hist2->AddBinContent(i+500,aevent[0]->GetOnefAmpPos(i));
-				hist3->AddBinContent(i+500,aevent[1]->GetOnefAmpPos(i));
+				if( ((i+deltaT[0])>-1) && ((i+deltaT[0])<1000))	hist[0]->AddBinContent(i+500,aevent[0]->GetOnefAmpPos(i+deltaT[0]));	
+				hist01->AddBinContent(i+500,aevent[0]->GetOnefAmpPos(i));
+
+				if( ((i+deltaT[1])>-1) && ((i+deltaT[1])<1000))	hist[1]->AddBinContent(i+500,aevent[1]->GetOnefAmpPos(i+deltaT[1]));
+				hist11->AddBinContent(i+500,aevent[1]->GetOnefAmpPos(i));
+
+				if( ((i+deltaT[2])>-1) && ((i+deltaT[2])<1000))	hist[2]->AddBinContent(i+500,aevent[2]->GetOnefAmpPos(i+deltaT[2]));	
+				hist21->AddBinContent(i+500,aevent[2]->GetOnefAmpPos(i));
+
+				if( ((i+deltaT[3])>-1) && ((i+deltaT[3])<1000))	hist[3]->AddBinContent(i+500,aevent[3]->GetOnefAmpPos(i+deltaT[3]));	
+				hist31->AddBinContent(i+500,aevent[3]->GetOnefAmpPos(i));
 			}
 	}
 
-	TCanvas *c1 = new TCanvas("c1","test",10,10,1000,600);
-	c1->Divide(2,2);
+	for(j=0;j<4;j++) {
+	//	j=0;
+		mh[j] = hist[j]->GetBinContent(hist[j]->GetMaximumBin());
+
+		for(i = hist[j].GetMaximumBin(); i>0;i--) {	// finding the 
+			if( hist[j]->GetBinContent(i)<0.9*mh[j] ) {
+				Eh[j] = i+1;
+				break;
+			}
+		}
 
-	c1->cd(1);
-	hist0->Draw();
-	//hist1->Fit("fit1","R","");
+		for(i = hist[j].GetMaximumBin(); i>0;i--) {	// finding the 
+			if( hist[j]->GetBinContent(i)<0.1*mh[j] ) {
+				Bh[j] = i+1;
+				break;
+			}
+		}
+		RisTime[j] = (Eh[j] - Bh[j])*0.1; // время нарастания 
+	}
 
-	c1->cd(2);
-	//hist2->Draw();
-	//hist2->Fit("fit1","R","");
-	//tr->Draw("Ach1.fCFD");
-	hist1->Draw();
+	Double_t rMin[4];
+	Double_t rMax[4];
+	rMin[0]=-10.5; rMax[0] = -5;
+	rMin[1]=-15; rMax[1] = -10;
+	rMin[2]=-24; rMax[2] = -18;
+	rMin[3]=-14.5; rMax[3] = -9;
 
-	c1->cd(3);
-	hist2->Draw();
 
-	c1->cd(4);
-	hist3->Draw();
+	TCanvas *c1 = new TCanvas("c1","test",10,10,1000,600);
+	c1->Divide(2,2);
+	for(i=0;i<4;i++) {
+		c1->cd(i+1);
+		hist[i]->Draw();
+		fit1->SetRange(rMin[i],rMax[i]);
+		hist[i]->Fit("fit1","R");
+		decayT[i] = 1/(fit1->GetParameter(1));
+	}
+	
+	for(i=0;i<4;i++) {
+		cout<<decayT[i]<<" that's decay time  of channel number "<<i<<endl;
+		cout<<RisTime[i]<< " that's a RiseTime for this channel "<<i<<endl;
+	}
 
 }