Filters.h

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#ifndef _Filters
#define _Filters
 
#include <TVirtualFFT.h>
#include <TComplex.h>
#include <TCanvas.h>
#include <TGraph.h>
#include <TMath.h>
#include <TH1.h>
 
#include <string>
#include <iostream>
#include <cmath>
#include <algorithm>
 
#include "Helpers.h"
 
using namespace std;
 
class Filters {
public:
    // convolution for filtering waveforms
    static void Convolute(double*&, double*, double*, int);
    static void Convolute(double*&, double*, int);
    static void Deconvolute(double*&, double*, double*, int, double, double = 0., double = 0.);
 
    // smoothing
    static void SmoothArray(double*&, int, double = .625, string = "Gaus", double = .3125, double = 1.5);
    static void SmoothArray(double*&, int, double, int, double = .3125, double = 1.5);
 
    static void BoxFilter(double*&, int, int);
    static void GausFilter(double*&, int, double, double);
    static void GausFFTFilter(double*&, int, double, double);
 
    static void BilateralFilter(double*&, int, double, double, double);
    static void Bilateral2Filter(double*&, int, int, double, double, double);
    static void MedianFilter(double*& ar, int, int);
 
    // custom filter emulating primitive response function
    static void ResponseFilter(double*&, int, double = .4, double= 1.2, double= .25, double = .3125);
    static void SecondOrderUnderdampedFilter(double*&, int, double, double, double, double = .3125, bool = false);
    static void SecondOrderUnderdampedFilter(TH1F*&, int, double, double, double, double = .3125, bool = false);
};
#endif