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add c++14 constexpr spectrum and wave genarator algorithms

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bolero-MURAKAMI 2014-04-20 15:25:25 +09:00
parent d1fc657c1f
commit cc48f3585a
29 changed files with 506 additions and 77 deletions
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11
sprout/numeric/dft/fixed/square.hpp
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@ -15,18 +15,12 @@
#include <sprout/container/indexes.hpp>
#include <sprout/algorithm/fixed/results.hpp>
#include <sprout/pit/pit.hpp>
#include <sprout/numeric/dft/fixed/sawtooth.hpp>
#include <sprout/detail/container_complate.hpp>
#include <sprout/numeric/dft/detail/square.hpp>
namespace sprout {
namespace fixed {
namespace detail {
template<typename T>
inline SPROUT_CONSTEXPR T
square_value(T const& t, T const& d) {
return sprout::fixed::detail::sawtooth_value(t) - sprout::fixed::detail::sawtooth_value(t - d);
}
template<typename Container, sprout::index_t... Indexes>
inline SPROUT_CONSTEXPR typename sprout::fixed::results::algorithm<Container>::type
square_impl(
@ -40,11 +34,10 @@ namespace sprout {
typename sprout::container_traits<Container>::size_type size
)
{
typedef typename sprout::container_traits<Container>::value_type value_type;
return sprout::remake<Container>(
cont, size,
(Indexes >= offset && Indexes < offset + size
? amplitude * sprout::fixed::detail::square_value(frequency * value_type(Indexes) + phase, duty)
? sprout::detail::square_value(frequency, amplitude, phase, duty, Indexes)
: *sprout::next(sprout::internal_begin(cont), Indexes)
)...
);