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1 | // Copyright Nick Thompson, 2020 |
2 | // Use, modification and distribution are subject to the | |
3 | // Boost Software License, Version 1.0. | |
4 | // (See accompanying file LICENSE_1_0.txt | |
5 | // or copy at http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | #ifndef BOOST_MATH_INTERPOLATORS_CUBIC_HERMITE_HPP | |
8 | #define BOOST_MATH_INTERPOLATORS_CUBIC_HERMITE_HPP | |
9 | #include <memory> | |
10 | #include <boost/math/interpolators/detail/cubic_hermite_detail.hpp> | |
11 | ||
20effc67 TL |
12 | namespace boost { |
13 | namespace math { | |
14 | namespace interpolators { | |
f67539c2 TL |
15 | |
16 | template<class RandomAccessContainer> | |
17 | class cubic_hermite { | |
18 | public: | |
19 | using Real = typename RandomAccessContainer::value_type; | |
20 | ||
21 | cubic_hermite(RandomAccessContainer && x, RandomAccessContainer && y, RandomAccessContainer && dydx) | |
22 | : impl_(std::make_shared<detail::cubic_hermite_detail<RandomAccessContainer>>(std::move(x), std::move(y), std::move(dydx))) | |
23 | {} | |
24 | ||
25 | inline Real operator()(Real x) const { | |
26 | return impl_->operator()(x); | |
27 | } | |
28 | ||
29 | inline Real prime(Real x) const { | |
30 | return impl_->prime(x); | |
31 | } | |
32 | ||
33 | friend std::ostream& operator<<(std::ostream & os, const cubic_hermite & m) | |
34 | { | |
35 | os << *m.impl_; | |
36 | return os; | |
37 | } | |
38 | ||
39 | void push_back(Real x, Real y, Real dydx) | |
40 | { | |
41 | impl_->push_back(x, y, dydx); | |
42 | } | |
43 | ||
44 | int64_t bytes() const | |
45 | { | |
46 | return impl_->bytes() + sizeof(impl_); | |
47 | } | |
48 | ||
49 | std::pair<Real, Real> domain() const | |
50 | { | |
51 | return impl_->domain(); | |
52 | } | |
53 | ||
54 | private: | |
55 | std::shared_ptr<detail::cubic_hermite_detail<RandomAccessContainer>> impl_; | |
56 | }; | |
57 | ||
58 | template<class RandomAccessContainer> | |
59 | class cardinal_cubic_hermite { | |
60 | public: | |
61 | using Real = typename RandomAccessContainer::value_type; | |
62 | ||
63 | cardinal_cubic_hermite(RandomAccessContainer && y, RandomAccessContainer && dydx, Real x0, Real dx) | |
64 | : impl_(std::make_shared<detail::cardinal_cubic_hermite_detail<RandomAccessContainer>>(std::move(y), std::move(dydx), x0, dx)) | |
65 | {} | |
66 | ||
67 | inline Real operator()(Real x) const | |
68 | { | |
69 | return impl_->operator()(x); | |
70 | } | |
71 | ||
72 | inline Real prime(Real x) const | |
73 | { | |
74 | return impl_->prime(x); | |
75 | } | |
76 | ||
77 | friend std::ostream& operator<<(std::ostream & os, const cardinal_cubic_hermite & m) | |
78 | { | |
79 | os << *m.impl_; | |
80 | return os; | |
81 | } | |
82 | ||
83 | int64_t bytes() const | |
84 | { | |
85 | return impl_->bytes() + sizeof(impl_); | |
86 | } | |
87 | ||
88 | std::pair<Real, Real> domain() const | |
89 | { | |
90 | return impl_->domain(); | |
91 | } | |
92 | ||
93 | private: | |
94 | std::shared_ptr<detail::cardinal_cubic_hermite_detail<RandomAccessContainer>> impl_; | |
95 | }; | |
96 | ||
97 | ||
98 | template<class RandomAccessContainer> | |
99 | class cardinal_cubic_hermite_aos { | |
100 | public: | |
101 | using Point = typename RandomAccessContainer::value_type; | |
102 | using Real = typename Point::value_type; | |
103 | ||
104 | cardinal_cubic_hermite_aos(RandomAccessContainer && data, Real x0, Real dx) | |
105 | : impl_(std::make_shared<detail::cardinal_cubic_hermite_detail_aos<RandomAccessContainer>>(std::move(data), x0, dx)) | |
106 | {} | |
107 | ||
108 | inline Real operator()(Real x) const | |
109 | { | |
110 | return impl_->operator()(x); | |
111 | } | |
112 | ||
113 | inline Real prime(Real x) const | |
114 | { | |
115 | return impl_->prime(x); | |
116 | } | |
117 | ||
118 | friend std::ostream& operator<<(std::ostream & os, const cardinal_cubic_hermite_aos & m) | |
119 | { | |
120 | os << *m.impl_; | |
121 | return os; | |
122 | } | |
123 | ||
124 | int64_t bytes() const | |
125 | { | |
126 | return impl_->bytes() + sizeof(impl_); | |
127 | } | |
128 | ||
129 | std::pair<Real, Real> domain() const | |
130 | { | |
131 | return impl_->domain(); | |
132 | } | |
133 | ||
134 | private: | |
135 | std::shared_ptr<detail::cardinal_cubic_hermite_detail_aos<RandomAccessContainer>> impl_; | |
136 | }; | |
137 | ||
20effc67 TL |
138 | } |
139 | } | |
f67539c2 | 140 | } |
1e59de90 | 141 | #endif |