doc/v632/Deconvolution_8C.html

void Deconvolution() {

   Int_t i;

   const Int_t nbins = 256;

   Double_t xmin     = 0;

   Double_t xmax     = nbins;

   Double_t source[nbins];

   Double_t response[nbins];

   gROOT->ForceStyle();


   TString dir  = gROOT->GetTutorialDir();

   TString file = dir+"/spectrum/TSpectrum.root";

   TFile *f     = new TFile(file.Data());

   TH1F *h = (TH1F*) f->Get("decon1");

   h->SetTitle("Deconvolution");

   TH1F *d = (TH1F*) f->Get("decon_response");


   for (i = 0; i < nbins; i++) source[i]=h->GetBinContent(i + 1);

   for (i = 0; i < nbins; i++) response[i]=d->GetBinContent(i + 1);


   h->SetMaximum(30000);

   h->Draw("L");

   TSpectrum *s = new TSpectrum();

   s->Deconvolution(source,response,256,1000,1,1);


   for (i = 0; i < nbins; i++) d->SetBinContent(i + 1,source[i]);

   d->SetLineColor(kRed);

   d->Draw("SAME L");

}

d
#define d(i)
Definition RSha256.hxx:102

f
#define f(i)
Definition RSha256.hxx:104

h
#define h(i)
Definition RSha256.hxx:106

Int_t
int Int_t
Definition RtypesCore.h:45

Double_t
double Double_t
Definition RtypesCore.h:59

kRed
@ kRed
Definition Rtypes.h:66

xmin
float xmin
Definition THbookFile.cxx:95

xmax
float xmax
Definition THbookFile.cxx:95

gROOT
#define gROOT
Definition TROOT.h:406

TFile
A ROOT file is an on-disk file, usually with extension .root, that stores objects in a file-system-li...
Definition TFile.h:53

TH1F
1-D histogram with a float per channel (see TH1 documentation)
Definition TH1.h:621

TH1::SetTitle
void SetTitle(const char *title) override
Change/set the title.
Definition TH1.cxx:6686

TH1::GetBinContent
virtual Double_t GetBinContent(Int_t bin) const
Return content of bin number bin.
Definition TH1.cxx:5029

TSpectrum
Advanced Spectra Processing.
Definition TSpectrum.h:18

TSpectrum::Deconvolution
const char * Deconvolution(Double_t *source, const Double_t *response, Int_t ssize, Int_t numberIterations, Int_t numberRepetitions, Double_t boost)
One-dimensional deconvolution function.
Definition TSpectrum.cxx:1462

TString
Basic string class.
Definition TString.h:139

TString::Data
const char * Data() const
Definition TString.h:376