jeanlemotan
71 lines
1.4 KiB
C++
71 lines
1.4 KiB
C++
namespace math
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{
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template<typename T>
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constexpr segment3<T>::segment3(const vec3<T>& start, const vec3<T>& end) noexcept
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: start(start)
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, end(end)
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{
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}
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template<typename T>
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constexpr bool segment3<T>::is_empty() const noexcept
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{
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return is_equal(start, end);
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}
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template<typename T>
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constexpr vec3<T> segment3<T>::get_direction() const noexcept
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{
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return normalized(end - start);
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}
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template<typename T>
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constexpr vec3<T> segment3<T>::get_center() const noexcept
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{
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if constexpr (std::is_floating_point_v<T>)
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return (start + end) * T(0.5);
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else
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return (start + end) / T(2);
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}
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template<typename T>
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constexpr T segment3<T>::length() const noexcept
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{
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return distance(end, start);
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}
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template<typename T>
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constexpr T segment3<T>::length_sq() const noexcept
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{
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return distance_sq(end, start);
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}
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template<typename T>
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constexpr vec3<T> segment3<T>::get_point(T t) const noexcept
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{
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return lerp(start, end, t);
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}
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template<typename T>
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constexpr void segment3<T>::translate(const vec3<T>& offset) noexcept
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{
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start += offset;
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end += offset;
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}
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}
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#include "tl/hash_and_combine.h"
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template<typename T>
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struct eastl::hash<math::segment3<T>>
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{
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std::size_t operator()(const math::segment3<T>& p) const
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{
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size_t seed = 0;
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tl::hash_and_combine(seed, p.start);
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tl::hash_and_combine(seed, p.end);
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return seed;
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}
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};
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