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Add quaternion += and -=

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This commit is contained in:
Nikita Lisitsa 2021-12-27 11:49:12 +03:00
parent 0a2cfda21f
commit 36854905fc
1 changed files with 17 additions and 0 deletions
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17
libs/geom/include/psemek/geom/quaternion.hpp
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@ -28,6 +28,9 @@ namespace psemek::geom
T & operator[] (std::size_t i) { return coords[i]; } T & operator[] (std::size_t i) { return coords[i]; }
T const & operator[] (std::size_t i) const { return coords[i]; } T const & operator[] (std::size_t i) const { return coords[i]; }
quaternion<T> & operator += (quaternion<T> const & other);
quaternion<T> & operator -= (quaternion<T> const & other);
}; };
template <typename ... Args> template <typename ... Args>
@ -136,6 +139,20 @@ namespace psemek::geom
return r; return r;
} }
template <typename T>
quaternion<T> & quaternion<T>::operator += (quaternion<T> const & other)
{
(*this) = (*this) + other;
return *this;
}
template <typename T>
quaternion<T> & quaternion<T>::operator -= (quaternion<T> const & other)
{
(*this) = (*this) - other;
return *this;
}
template <typename T> template <typename T>
T norm_sqr(quaternion<T> const & q) T norm_sqr(quaternion<T> const & q)
{ {