text: ﻿//Copyright (c) 2014 - 2020, The Trustees of Indiana University.
  //
  //Licensed under the Apache License, Version 2.0 (the "License");
  //you may not use this file except in compliance with the License.
  //You may obtain a copy of the License at
  //
  //    http://www.apache.org/licenses/LICENSE-2.0
  //
  //Unless required by applicable law or agreed to in writing, software
  //distributed under the License is distributed on an "AS IS" BASIS,
  //WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  //See the License for the specific language governing permissions and
  //limitations under the License.
  
  
  #ifndef TOPPIC_MS_FEATURE_SAVITZKY_GOLAY_HPP_
  #define TOPPIC_MS_FEATURE_SAVITZKY_GOLAY_HPP_
  
  #include <boost/numeric/ublas/matrix.hpp>
  #include <boost/numeric/ublas/io.hpp>
  
  namespace toppic {
  
  class SavitzkyGolay {
   public:
    SavitzkyGolay(int point_num, int poly_order);
  
    std::vector<double> smooth(std::vector<double> &values);
  
   private:
    int point_num_;
    boost::numeric::ublas::matrix<double> coef_mat_;
  };
  
  typedef std::shared_ptr<SavitzkyGolay> SavitzkyGolayPtr;
  
  }
  
  #endif
  