Smoothing.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2025 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
 
#include "MantidKernel/DllConfig.h"
 
#include <span>
#include <vector>
 
namespace Mantid::Kernel {
 
namespace Smoothing {
 
template <typename T> std::vector<T> boxcarSmooth(std::vector<T> const &input, unsigned int const numPoints);
 
template <typename T> std::vector<T> boxcarErrorSmooth(std::vector<T> const &input, unsigned int const numPoints);
 
MANTID_KERNEL_DLL std::vector<double> boxcarSmooth(std::span<double const> input, unsigned int const numPoints);
MANTID_KERNEL_DLL std::vector<double> boxcarErrorSmooth(std::span<double const> input, unsigned int const numPoints);
 
template <typename T> std::vector<T> boxcarRMSESmooth(std::vector<T> const &input, unsigned int const numPoints);
 
template <typename Y> std::vector<Y> fftSmooth(std::vector<Y> const &input, unsigned const cutoff);
 
template <typename Y>
std::vector<Y> fftButterworthSmooth(std::vector<Y> const &input, unsigned const cutoff, unsigned const order);
 
} // namespace Smoothing
} // namespace Mantid::Kernel