fj-core 0.49.0

Early-stage b-rep CAD kernel.
Documentation 
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use crate::{
    geometry::HalfEdgeGeometry,
    objects::HalfEdge,
    operations::{derive::DeriveFrom, insert::Insert},
    storage::Handle,
    Core,
};

use super::ReverseCurveCoordinateSystems;

impl ReverseCurveCoordinateSystems for Handle<HalfEdge> {
    fn reverse_curve_coordinate_systems(&self, core: &mut Core) -> Self {
        let path = core.layers.geometry.of_half_edge(self).path.reverse();
        let boundary = self.boundary().reverse();

        let half_edge = HalfEdge::new(
            path,
            boundary,
            self.curve().clone(),
            self.start_vertex().clone(),
        )
        .insert(core)
        .derive_from(self, core);

        core.layers
            .geometry
            .define_half_edge(half_edge.clone(), HalfEdgeGeometry { path });

        half_edge
    }
}