//plot ROOT TH1F for each channel of the supplied array with "samples" bins
void PlotTH1F(TFile* rootFile, double *plotArray, int channels, int samples, TString name)
{
    int i, j;
    TString fullName;
    TH1F **histArray = new TH1F*[channels];

    for (j = 0; j < channels; j++) {
            fullName = name;
            fullName += j;
        histArray[j] = new TH1F(fullName,fullName,samples,0,samples);
        for (i = 0; i < samples; i++) {
            histArray[j]->Fill(i,plotArray[j*samples+i]);
        }
        histArray[j]->Draw();
    }
}