Add a SIMD version of cap_magnitude: simd_cap_magnitude.
@@ -8,9 +8,9 @@ use crate::allocator::Allocator;
use crate::base::{DefaultAllocator, Dim, DimName, Matrix, MatrixMN, Normed, VectorN};
use crate::constraint::{SameNumberOfColumns, SameNumberOfRows, ShapeConstraint};
use crate::storage::{Storage, StorageMut};
-use crate::{ComplexField, RealField, Scalar, SimdComplexField, Unit};
+use crate::{ComplexField, Scalar, SimdComplexField, Unit};
use simba::scalar::ClosedNeg;
-use simba::simd::{SimdOption, SimdPartialOrd};
+use simba::simd::{SimdOption, SimdPartialOrd, SimdValue};
// TODO: this should be be a trait on alga?
/// A trait for abstract matrix norms.
@@ -343,7 +343,7 @@ impl<N: Scalar, R: Dim, C: Dim, S: Storage<N, R, C>> Matrix<N, R, C, S> {
#[inline]
pub fn cap_magnitude(&self, max: N::RealField) -> MatrixMN<N, R, C>
where
- N: RealField,
+ N: ComplexField,
DefaultAllocator: Allocator<N, R, C>,
{
let n = self.norm();
@@ -355,6 +355,20 @@ impl<N: Scalar, R: Dim, C: Dim, S: Storage<N, R, C>> Matrix<N, R, C, S> {
}
}
+ /// Returns a new vector with the same magnitude as `self` clamped between `0.0` and `max`.
+ #[inline]
+ pub fn simd_cap_magnitude(&self, max: N::SimdRealField) -> MatrixMN<N, R, C>
+ where
+ N: SimdComplexField,
+ N::Element: Scalar,
+ DefaultAllocator: Allocator<N, R, C> + Allocator<N::Element, R, C>,
+ {
+ let n = self.norm();
+ let scaled = self.scale(max / n);
+ let use_scaled = n.simd_gt(max);
+ scaled.select(use_scaled, self.clone_owned())
+ }
+
/// Returns a normalized version of this matrix unless its norm as smaller or equal to `eps`.
///
/// The components of this matrix cannot be SIMD types (see `simd_try_normalize`) instead.
