mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-16 10:49:05 +00:00
40 lines
1.5 KiB
C++
40 lines
1.5 KiB
C++
|
/*=============================================================================
|
||
|
|
Copyright (c) 2011-2014 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/triangle.hpp>
|
||
|
|
|
||
|
|
namespace sprout {
|
||
|
|
//
|
||
|
|
// triangle
|
||
|
|
//
|
||
|
|
template<typename ForwardIterator>
|
||
|
|
inline SPROUT_CXX14_CONSTEXPR void
|
||
|
|
triangle(
|
||
|
|
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,
|
||
|
|
typename std::iterator_traits<ForwardIterator>::value_type const& duty = 0.5
|
||
|
|
)
|
||
|
|
{
|
||
|
|
typedef typename std::iterator_traits<ForwardIterator>::difference_type difference_type;
|
||
|
|
difference_type i = 0;
|
||
|
|
while (first != last) {
|
||
|
|
*first++ = sprout::detail::triangle_value(frequency, amplitude, phase, duty, i);
|
||
|
|
++i;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} // namespace sprout
|
||
|
|
|
||
|
|
#endif // #ifndef SPROUT_NUMERIC_DFT_CXX14_SAWTOOTH_HPP
|