RecursiveFilterComposition.h

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#ifndef TIL_RECURSIVE_FILTER_COMPOSITION_H
#define TIL_RECURSIVE_FILTER_COMPOSITION_H

// Local includes

#include "til/til_common.h"

namespace til {


        // Applies filter1, then filter2

        template < TRecursiveFilter1, TRecursiveFilter2 >
        class RecursiveFilterComposition
        {
        public: // constuctors & destructor

                RecursiveFilterComposition(const TRecursiveFilter1 &filter1, const TRecursiveFilter2 &filter2)
                {
                        m_filter1 = filter1;
                        m_filter2 = filter2;
                }

        public: // methods

                void apply(const T *in, T *out, int length) const
                {
                        filter1.apply(in, out);
                        filter2.apply(out, 
                }


        private: // data

                TRecursiveFilter1 m_filter1;
                TRecursiveFilter2 m_filter2;
        };


} // namespace

#endif