nalgebra/src/geometry/abstract_rotation.rs

143 lines
3.5 KiB
Rust

use crate::allocator::Allocator;
use crate::geometry::{Rotation, UnitComplex, UnitQuaternion};
use crate::{DefaultAllocator, DimName, Point, Scalar, SimdRealField, VectorN, U2, U3};
use simba::scalar::ClosedMul;
pub trait AbstractRotation<N: Scalar, D: DimName>: PartialEq + ClosedMul + Clone {
fn identity() -> Self;
fn inverse(&self) -> Self;
fn inverse_mut(&mut self);
fn transform_vector(&self, v: &VectorN<N, D>) -> VectorN<N, D>
where DefaultAllocator: Allocator<N, D>;
fn transform_point(&self, p: &Point<N, D>) -> Point<N, D>
where DefaultAllocator: Allocator<N, D>;
fn inverse_transform_vector(&self, v: &VectorN<N, D>) -> VectorN<N, D>
where DefaultAllocator: Allocator<N, D>;
fn inverse_transform_point(&self, p: &Point<N, D>) -> Point<N, D>
where DefaultAllocator: Allocator<N, D>;
}
impl<N: SimdRealField, D: DimName> AbstractRotation<N, D> for Rotation<N, D>
where
N::Element: SimdRealField,
DefaultAllocator: Allocator<N, D, D>,
{
#[inline]
fn identity() -> Self {
Self::identity()
}
#[inline]
fn inverse(&self) -> Self {
self.inverse()
}
#[inline]
fn inverse_mut(&mut self) {
self.inverse_mut()
}
#[inline]
fn transform_vector(&self, v: &VectorN<N, D>) -> VectorN<N, D>
where DefaultAllocator: Allocator<N, D> {
self * v
}
#[inline]
fn transform_point(&self, p: &Point<N, D>) -> Point<N, D>
where DefaultAllocator: Allocator<N, D> {
self * p
}
#[inline]
fn inverse_transform_vector(&self, v: &VectorN<N, D>) -> VectorN<N, D>
where DefaultAllocator: Allocator<N, D> {
self.inverse_transform_vector(v)
}
#[inline]
fn inverse_transform_point(&self, p: &Point<N, D>) -> Point<N, D>
where DefaultAllocator: Allocator<N, D> {
self.inverse_transform_point(p)
}
}
impl<N: SimdRealField> AbstractRotation<N, U3> for UnitQuaternion<N>
where N::Element: SimdRealField
{
#[inline]
fn identity() -> Self {
Self::identity()
}
#[inline]
fn inverse(&self) -> Self {
self.inverse()
}
#[inline]
fn inverse_mut(&mut self) {
self.inverse_mut()
}
#[inline]
fn transform_vector(&self, v: &VectorN<N, U3>) -> VectorN<N, U3> {
self * v
}
#[inline]
fn transform_point(&self, p: &Point<N, U3>) -> Point<N, U3> {
self * p
}
#[inline]
fn inverse_transform_vector(&self, v: &VectorN<N, U3>) -> VectorN<N, U3> {
self.inverse_transform_vector(v)
}
#[inline]
fn inverse_transform_point(&self, p: &Point<N, U3>) -> Point<N, U3> {
self.inverse_transform_point(p)
}
}
impl<N: SimdRealField> AbstractRotation<N, U2> for UnitComplex<N>
where N::Element: SimdRealField
{
#[inline]
fn identity() -> Self {
Self::identity()
}
#[inline]
fn inverse(&self) -> Self {
self.inverse()
}
#[inline]
fn inverse_mut(&mut self) {
self.inverse_mut()
}
#[inline]
fn transform_vector(&self, v: &VectorN<N, U2>) -> VectorN<N, U2> {
self * v
}
#[inline]
fn transform_point(&self, p: &Point<N, U2>) -> Point<N, U2> {
self * p
}
#[inline]
fn inverse_transform_vector(&self, v: &VectorN<N, U2>) -> VectorN<N, U2> {
self.inverse_transform_vector(v)
}
#[inline]
fn inverse_transform_point(&self, p: &Point<N, U2>) -> Point<N, U2> {
self.inverse_transform_point(p)
}
}