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Add PartialHalfEdge::extract_global_curve

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Hanno Braun 2022-10-07 14:56:41 +02:00
parent 062cbbbf3b
commit b7d878b9e1
1 changed files with 12 additions and 9 deletions
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21
crates/fj-kernel/src/partial/objects/edge.rs
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@ -30,6 +30,17 @@ pub struct PartialHalfEdge {
}
impl PartialHalfEdge {
/// Extract the global curve from either the curve or global form
///
/// If a global curve is available through both, the curve is preferred.
pub fn extract_global_curve(&self) -> Option<Handle<GlobalCurve>> {
let global_curve_from_curve = || self.curve.as_ref()?.global_form();
let global_curve_from_global_form =
|| Some(self.global_form.as_ref()?.curve()?.clone());
global_curve_from_curve().or_else(global_curve_from_global_form)
}
/// Update the partial half-edge with the given surface
pub fn with_surface(mut self, surface: Option<Handle<Surface>>) -> Self {
if let Some(surface) = surface {
@ -139,16 +150,8 @@ impl PartialHalfEdge {
.expect("Can't infer line segment without surface position")
});
let global_curve = {
let global_curve_from_curve = || self.curve.as_ref()?.global_form();
let global_curve_from_global_form =
|| Some(self.global_form.as_ref()?.curve()?.clone());
global_curve_from_curve().or_else(global_curve_from_global_form)
};
let curve = Handle::<Curve>::partial()
.with_global_form(global_curve)
.with_global_form(self.extract_global_curve())
.with_surface(Some(surface))
.as_line_from_points(points);