Add `Round` impl for vectors.

This commit is contained in:
Sébastien Crozet 2013-08-15 10:41:47 +02:00
parent a69f43bccd
commit 5187a1a73f
3 changed files with 33 additions and 1 deletions

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@ -1,4 +1,4 @@
/// Trait of vectors which can be converted to another matrix. Used to change the type of a vector
/// Trait of vectors which can be converted to another vector. Used to change the type of a vector
/// components.
pub trait VecCast<V> {
/// Converts `v` to have the type `V`.

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@ -60,6 +60,7 @@ translation_impl!(Vec1)
translatable_impl!(Vec1)
norm_impl!(Vec1)
approx_eq_impl!(Vec1, x)
round_impl!(Vec1, x)
one_impl!(Vec1)
from_iterator_impl!(Vec1, iterator)
bounded_impl!(Vec1)
@ -99,6 +100,7 @@ translation_impl!(Vec2)
translatable_impl!(Vec2)
norm_impl!(Vec2)
approx_eq_impl!(Vec2, x, y)
round_impl!(Vec2, x, y)
one_impl!(Vec2)
from_iterator_impl!(Vec2, iterator, iterator)
bounded_impl!(Vec2)
@ -140,6 +142,7 @@ translation_impl!(Vec3)
translatable_impl!(Vec3)
norm_impl!(Vec3)
approx_eq_impl!(Vec3, x, y, z)
round_impl!(Vec3, x, y, z)
one_impl!(Vec3)
from_iterator_impl!(Vec3, iterator, iterator, iterator)
bounded_impl!(Vec3)
@ -183,6 +186,7 @@ translation_impl!(Vec4)
translatable_impl!(Vec4)
norm_impl!(Vec4)
approx_eq_impl!(Vec4, x, y, z, w)
round_impl!(Vec4, x, y, z, w)
one_impl!(Vec4)
from_iterator_impl!(Vec4, iterator, iterator, iterator, iterator)
bounded_impl!(Vec4)
@ -228,6 +232,7 @@ translation_impl!(Vec5)
translatable_impl!(Vec5)
norm_impl!(Vec5)
approx_eq_impl!(Vec5, x, y, z, w, a)
round_impl!(Vec5, x, y, z, w, a)
one_impl!(Vec5)
from_iterator_impl!(Vec5, iterator, iterator, iterator, iterator, iterator)
bounded_impl!(Vec5)
@ -275,6 +280,7 @@ translation_impl!(Vec6)
translatable_impl!(Vec6)
norm_impl!(Vec6)
approx_eq_impl!(Vec6, x, y, z, w, a, b)
round_impl!(Vec6, x, y, z, w, a, b)
one_impl!(Vec6)
from_iterator_impl!(Vec6, iterator, iterator, iterator, iterator, iterator, iterator)
bounded_impl!(Vec6)

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@ -420,6 +420,32 @@ macro_rules! norm_impl(
)
)
macro_rules! round_impl(
($t: ident, $comp0: ident $(,$compN: ident)*) => (
impl<N: Round> Round for $t<N> {
fn floor(&self) -> $t<N> {
$t::new(self.$comp0.floor() $(, self.$compN.floor())*)
}
fn ceil(&self) -> $t<N> {
$t::new(self.$comp0.ceil() $(, self.$compN.ceil())*)
}
fn round(&self) -> $t<N> {
$t::new(self.$comp0.round() $(, self.$compN.round())*)
}
fn trunc(&self) -> $t<N> {
$t::new(self.$comp0.trunc() $(, self.$compN.trunc())*)
}
fn fract(&self) -> $t<N> {
$t::new(self.$comp0.fract() $(, self.$compN.fract())*)
}
}
)
)
macro_rules! approx_eq_impl(
($t: ident, $comp0: ident $(,$compN: ident)*) => (
impl<N: ApproxEq<N>> ApproxEq<N> for $t<N> {