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Add angle(vector,vector)

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This commit is contained in:
Nikita Lisitsa 2021-04-25 14:39:25 +03:00
parent bea016fac0
commit 8780a2d7e5
1 changed files with 6 additions and 0 deletions
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6
libs/geom/include/psemek/geom/vector.hpp
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@ -314,6 +314,12 @@ namespace psemek::geom
return std::atan2(v[1], v[0]);
}
template <typename T, std::size_t N>
T angle(vector<T, N> const & v0, vector<T, N> const & v1)
{
return std::acos(std::max(T{-1}, std::min(T{1}, dot(v0, v1))));
}
template <typename T, std::size_t N>
vector<T, N> pointwise_mult(vector<T, N> const & v0, vector<T, N> const & v1)
{