void fillNSamples(double t0, double pedestal, double amp_it, const std::vector< float > &_pu, TF1 *pdf, bool addNoise, double itOffset=0, int nSamples=7, int nPul=21)
void fillSamples(double t0, double pedestal, double amplitude1, double amplitude2, TF1 *pdf, bool addNoise, double itOffset=0, double otOffset=50)