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Add Sibling

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This commit is contained in:
Hanno Braun 2024-07-09 20:41:52 +02:00
parent 6afc3c1718
commit cf6e1626c5
3 changed files with 13 additions and 12 deletions
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5
crates/fj-core/src/operations/split/edge.rs
View File

@ -43,7 +43,8 @@ impl SplitEdge for Shell {
let [half_edge_a, half_edge_b] = half_edge.split_half_edge(point, core);
let siblings = {
let [sibling_a, sibling_b] = sibling.split_half_edge(point, core);
let [sibling_a, sibling_b] =
sibling.sibling.split_half_edge(point, core);
let sibling_b = sibling_b
.update_start_vertex(
|_, _| half_edge_b.start_vertex().clone(),
@ -65,7 +66,7 @@ impl SplitEdge for Shell {
core,
)
.into_inner()
.replace_half_edge(&sibling, siblings.clone(), core)
.replace_half_edge(&sibling.sibling, siblings.clone(), core)
.into_inner();
(shell, [[half_edge_a, half_edge_b], siblings])

2
crates/fj-core/src/queries/mod.rs
View File

@ -16,5 +16,5 @@ mod sibling_of_half_edge;
pub use self::{
all_half_edges_with_surface::AllHalfEdgesWithSurface,
bounding_vertices_of_half_edge::BoundingVerticesOfHalfEdge,
sibling_of_half_edge::SiblingOfHalfEdge,
sibling_of_half_edge::{Sibling, SiblingOfHalfEdge},
};

18
crates/fj-core/src/queries/sibling_of_half_edge.rs
View File

@ -15,10 +15,7 @@ pub trait SiblingOfHalfEdge {
/// Returns `None`, if the provided half-edge is not part of the object this
/// method is called on, or if the provided half-edge has no sibling within
/// the object.
fn get_sibling_of(
&self,
half_edge: &Handle<HalfEdge>,
) -> Option<Handle<HalfEdge>>;
fn get_sibling_of(&self, half_edge: &Handle<HalfEdge>) -> Option<Sibling>;
}
impl SiblingOfHalfEdge for Shell {
@ -40,15 +37,12 @@ impl SiblingOfHalfEdge for Shell {
same_curve && same_vertices
}
fn get_sibling_of(
&self,
half_edge: &Handle<HalfEdge>,
) -> Option<Handle<HalfEdge>> {
fn get_sibling_of(&self, half_edge: &Handle<HalfEdge>) -> Option<Sibling> {
for face in self.faces() {
for cycle in face.region().all_cycles() {
for h in cycle.half_edges() {
if self.are_siblings(half_edge, h) {
return Some(h.clone());
return Some(Sibling { sibling: h.clone() });
}
}
}
@ -57,3 +51,9 @@ impl SiblingOfHalfEdge for Shell {
None
}
}
/// The sibling of a half-edge, plus some extra information
pub struct Sibling {
/// The sibling
pub sibling: Handle<HalfEdge>,
}