C++ (Cpp) TGraph2DErrors::Write Examples

Example #1

File: ExpManager.cpp Project: moukaddam/LensMapper

void ExpManager::GetExp2DGraph(TString NameTitle, double xmin, double xmax, double ymin, double ymax, double zmin, double zmax) {

    TGraph2DErrors *fGraph = new TGraph2DErrors(); //= new TGraph2DErrors(np, x_array, y_array, bz_array, ex, ey, ez);
    fGraph->SetTitle("Exp Data;Y (mm);X (mm);Magnetic Field (mT)");
    fGraph->SetMarkerSize(1.2);
    fGraph->SetMarkerStyle(20); 
    fGraph->SetMarkerColor(kBlue);
    fGraph->SetLineColor(kBlue);
    fGraph->SetLineWidth(2);
       
    int graph_counter = 0 ; 
   for (unsigned i=0; i< fExpY.size(); i++)   {
        if( (fExpX.at(i) >= xmin && fExpX.at(i) <= xmax) && (fExpY.at(i) >= ymin && fExpY.at(i) <= ymax) && (fExpZ.at(i) >= zmin && fExpZ.at(i) <= zmax) ) {
            fGraph->SetPoint(graph_counter,fExpY.at(i),fExpX.at(i),fExpB.at(i));    
            fGraph->SetPointError(graph_counter,fExpYErr.at(i),fExpXErr.at(i),fExpBErr.at(i)); 
            graph_counter++;
        } 
   }

    fGraph->SetTitle(NameTitle+Form(" Experimental Data : %.2f < X < %.2f mm  __  %.2f < Y < %.2f mm;Y (mm);X (mm);Magnetic Field (mT)",xmin,xmax,ymin,ymax));
    fGraph->SetName(NameTitle+Form("_Exp_X_%.2f_%.2fmm_Y_%.2f_%.2fmm",xmin,xmax,ymin,ymax));
    fGraph->Write();

}