Sprout/sprout/numeric/dft/cxx14/sawtooth.hpp
2019-01-07 17:47:17 +09:00

38 lines
1.4 KiB
C++

/*=============================================================================
Copyright (c) 2011-2019 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_NUMERIC_DFT_CXX14_SAWTOOTH_HPP
#define SPROUT_NUMERIC_DFT_CXX14_SAWTOOTH_HPP
#include <iterator>
#include <sprout/config.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/numeric/dft/detail/sawtooth.hpp>
namespace sprout {
//
// sawtooth
//
template<typename ForwardIterator>
inline SPROUT_CXX14_CONSTEXPR void
sawtooth(
ForwardIterator first, ForwardIterator last,
typename std::iterator_traits<ForwardIterator>::value_type const& frequency = 1,
typename std::iterator_traits<ForwardIterator>::value_type const& amplitude = 1,
typename std::iterator_traits<ForwardIterator>::value_type const& phase = 0
)
{
typedef typename std::iterator_traits<ForwardIterator>::difference_type difference_type;
difference_type i = 0;
while (first != last) {
*first++ = sprout::detail::sawtooth_value(frequency, amplitude, phase, i);
++i;
}
}
} // namespace sprout
#endif // #ifndef SPROUT_NUMERIC_DFT_CXX14_SAWTOOTH_HPP