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Fix rotation for transform adaptor.

This commit is contained in:
Sébastien Crozet 2013-05-19 15:01:38 +00:00
parent 52a769a431
commit ec160e5219
1 changed files with 14 additions and 3 deletions
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17
src/adaptors/transform.rs
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@ -72,16 +72,27 @@ impl<M: Copy, V: Copy + Translation<V>> Translation<V> for Transform<M, V>
{ self.subtrans.translate(t) }
}
impl<M: Rotation<V> + Copy, V: Copy> Rotation<V> for Transform<M, V>
impl<M: Rotation<V> + Copy + RMul<V> + One, V: Copy>
Rotation<V> for Transform<M, V>
{
fn rotation(&self) -> V
{ self.submat.rotation() }
fn rotated(&self, rot: &V) -> Transform<M, V>
{ transform(&self.submat.rotated(rot), &self.subtrans) }
{
// FIXME: this does not seem opitmal
let delta = One::one::<M>().rotated(rot);
transform(&self.submat.rotated(rot), &delta.rmul(&self.subtrans))
}
fn rotate(&mut self, rot: &V)
{ self.submat.rotate(rot) }
{
// FIXME: this does not seem opitmal
let delta = One::one::<M>().rotated(rot);
self.submat.rotate(rot);
self.subtrans = delta.rmul(&self.subtrans);
}
}
impl<M:Copy + Transpose + Inv + RMul<V>, V:Copy + Neg<V>>