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https://github.com/bolero-MURAKAMI/Sprout.git
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39 lines
1.5 KiB
C++
39 lines
1.5 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2014 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_NUMERIC_DFT_CXX14_TRIANGLE_HPP
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#define SPROUT_NUMERIC_DFT_CXX14_TRIANGLE_HPP
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#include <iterator>
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#include <sprout/config.hpp>
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#include <sprout/iterator/distance.hpp>
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#include <sprout/numeric/dft/detail/triangle.hpp>
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namespace sprout {
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//
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// triangle
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//
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template<typename ForwardIterator>
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inline SPROUT_CXX14_CONSTEXPR void
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triangle(
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ForwardIterator first, ForwardIterator last,
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typename std::iterator_traits<ForwardIterator>::value_type const& frequency = 1,
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typename std::iterator_traits<ForwardIterator>::value_type const& amplitude = 1,
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typename std::iterator_traits<ForwardIterator>::value_type const& phase = 0,
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typename std::iterator_traits<ForwardIterator>::value_type const& duty = 0.5
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)
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{
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typedef typename std::iterator_traits<ForwardIterator>::difference_type difference_type;
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difference_type i = 0;
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while (first != last) {
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*first++ = sprout::detail::triangle_value(frequency, amplitude, phase, duty, i);
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++i;
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}
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_NUMERIC_DFT_CXX14_TRIANGLE_HPP
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