Added thirdparty: boost library

thirdparty/include/boost/math/interpolators/bezier_polynomial.hpp

@@ -0,0 +1,60 @@
+// Copyright Nick Thompson, 2021
+// Use, modification and distribution are subject to 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 BOOST_MATH_INTERPOLATORS_BEZIER_POLYNOMIAL_HPP
+#define BOOST_MATH_INTERPOLATORS_BEZIER_POLYNOMIAL_HPP
+#include <memory>
+#include <boost/math/interpolators/detail/bezier_polynomial_detail.hpp>
+
+#ifdef BOOST_MATH_NO_THREAD_LOCAL_WITH_NON_TRIVIAL_TYPES
+#warning "Thread local storage support is necessary for the Bezier polynomial class to work."
+#endif
+
+namespace boost::math::interpolators {
+
+template <class RandomAccessContainer>
+class bezier_polynomial
+{
+public:
+    using Point = typename RandomAccessContainer::value_type;
+    using Real = typename Point::value_type;
+    using Z = typename RandomAccessContainer::size_type;
+
+    bezier_polynomial(RandomAccessContainer && control_points)
+    : m_imp(std::make_shared<detail::bezier_polynomial_imp<RandomAccessContainer>>(std::move(control_points)))
+    {
+    }
+
+    inline Point operator()(Real t) const
+    {
+        return (*m_imp)(t);
+    }
+
+    inline Point prime(Real t) const
+    {
+        return m_imp->prime(t);
+    }
+
+    void edit_control_point(Point const & p, Z index)
+    {
+        m_imp->edit_control_point(p, index);
+    }
+
+    RandomAccessContainer const & control_points() const
+    {
+        return m_imp->control_points();
+    }
+
+    friend std::ostream& operator<<(std::ostream& out, bezier_polynomial<RandomAccessContainer> const & bp) {
+        out << *bp.m_imp;
+        return out;
+    }
+
+private:
+    std::shared_ptr<detail::bezier_polynomial_imp<RandomAccessContainer>> m_imp;
+};
+
+}
+#endif