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Added multiplication operator

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This commit is contained in:
Christophe Riccio 2011-02-04 10:57:03 +00:00
parent 7b8ac51ea3
commit 5b2e2e2285
2 changed files with 19 additions and 0 deletions
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5
glm/gtc/quaternion.hpp
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@ -76,6 +76,11 @@ namespace glm
detail::tquat<T> operator- (
detail::tquat<T> const & q);
template <typename T>
detail::tquat<T> operator* (
detail::tquat<T> const & q,
detail::tquat<T> const & p);
template <typename T>
detail::tvec3<T> operator* (
detail::tquat<T> const & q,

14
glm/gtc/quaternion.inl
View File

@ -156,6 +156,20 @@ namespace detail{
return detail::tquat<T>(-q.w, -q.x, -q.y, -q.z);
}
template <typename T>
inline detail::tquat<T> operator*
(
detail::tquat<T> const & q,
detail::tquat<T> const & p
)
{
return detail::tquat<T>(
q.w * p.w - q.x * p.x - q.y * p.y - q.z * p.z,
q.w * p.x + q.x * p.w + q.y * p.z - q.z * p.y,
q.w * p.y + q.y * p.w + q.z * p.x - q.x * p.z,
q.w * p.z + q.z * p.w + q.x * p.y - q.y * p.x);
}
// Transformation
template <typename T>
inline detail::tvec3<T> operator*