2019-03-25 18:21:41 +08:00
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use na::RealField;
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2018-09-20 16:50:34 +08:00
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2019-03-23 21:29:07 +08:00
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use crate::aliases::Qua;
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2018-09-20 16:50:34 +08:00
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2018-09-22 19:18:59 +08:00
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/// Multiplies two quaternions.
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2019-03-25 18:21:41 +08:00
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pub fn quat_cross<N: RealField>(q1: &Qua<N>, q2: &Qua<N>) -> Qua<N> {
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q1 * q2
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2018-09-20 16:50:34 +08:00
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}
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2018-09-22 19:18:59 +08:00
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/// The scalar product of two quaternions.
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2019-03-25 18:21:41 +08:00
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pub fn quat_dot<N: RealField>(x: &Qua<N>, y: &Qua<N>) -> N {
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2018-09-20 20:23:31 +08:00
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x.dot(y)
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2018-09-20 16:50:34 +08:00
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}
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2018-09-22 19:18:59 +08:00
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/// The magnitude of the quaternion `q`.
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2019-03-25 18:21:41 +08:00
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pub fn quat_length<N: RealField>(q: &Qua<N>) -> N {
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2018-09-20 20:23:31 +08:00
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q.norm()
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2018-09-20 16:50:34 +08:00
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}
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2018-09-22 19:18:59 +08:00
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/// The magnitude of the quaternion `q`.
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2019-03-25 18:21:41 +08:00
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pub fn quat_magnitude<N: RealField>(q: &Qua<N>) -> N {
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2018-09-22 19:18:59 +08:00
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q.norm()
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}
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/// Normalizes the quaternion `q`.
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2019-03-25 18:21:41 +08:00
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pub fn quat_normalize<N: RealField>(q: &Qua<N>) -> Qua<N> {
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q.normalize()
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2018-10-22 04:11:27 +08:00
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}
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