Take self in ReverseCurveCoordinateSystems

This provides some more flexibility regarding the type that the trait is
implemented for.

crates/fj-core/src/operations/reverse/cycle.rs

@@ -33,11 +33,11 @@ impl Reverse for Cycle {
     }
 }
 
-impl ReverseCurveCoordinateSystems for Cycle {
+impl ReverseCurveCoordinateSystems for &Cycle {
     type Reversed = Cycle;
 
     fn reverse_curve_coordinate_systems(
-        &self,
+        self,
         core: &mut Core,
     ) -> Self::Reversed {
         let edges = self

crates/fj-core/src/operations/reverse/face.rs

@@ -42,11 +42,11 @@ impl<const D: usize> Reverse for Polygon<D, IsInsertedYes> {
     }
 }
 
-impl ReverseCurveCoordinateSystems for Face {
+impl ReverseCurveCoordinateSystems for &Face {
     type Reversed = Face;
 
     fn reverse_curve_coordinate_systems(
-        &self,
+        self,
         core: &mut Core,
     ) -> Self::Reversed {
         let region = self

crates/fj-core/src/operations/reverse/half_edge.rs

@@ -7,11 +7,11 @@ use crate::{
 
 use super::ReverseCurveCoordinateSystems;
 
-impl ReverseCurveCoordinateSystems for Handle<HalfEdge> {
+impl ReverseCurveCoordinateSystems for &Handle<HalfEdge> {
     type Reversed = Handle<HalfEdge>;
 
     fn reverse_curve_coordinate_systems(
-        &self,
+        self,
         core: &mut Core,
     ) -> Self::Reversed {
         let mut half_edge_geom = *core.layers.geometry.of_half_edge(self);

crates/fj-core/src/operations/reverse/mod.rs

@@ -24,7 +24,7 @@ pub trait ReverseCurveCoordinateSystems {
     /// This will not have any effect on object positions in global coordinates.
     #[must_use]
     fn reverse_curve_coordinate_systems(
-        &self,
+        self,
         core: &mut Core,
     ) -> Self::Reversed;
 }

crates/fj-core/src/operations/reverse/region.rs

@@ -21,11 +21,11 @@ impl Reverse for Region {
     }
 }
 
-impl ReverseCurveCoordinateSystems for Region {
+impl ReverseCurveCoordinateSystems for &Region {
     type Reversed = Region;
 
     fn reverse_curve_coordinate_systems(
-        &self,
+        self,
         core: &mut Core,
     ) -> Self::Reversed {
         let exterior = self