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Extract vertex creation into dedicated function

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This commit is contained in:
Hanno Braun 2025-04-14 13:47:54 +02:00
parent e24c96fd56
commit 261544eec8
1 changed files with 35 additions and 27 deletions
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62
experiments/2025-03-18/src/geometry/sketch.rs
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@ -35,33 +35,8 @@ impl Sketch {
}
pub fn to_face(&self, surface: Handle<Surface>) -> Face {
let mut vertices_by_local_point: BTreeMap<_, Vec<_>> = BTreeMap::new();
let mut coincident_vertices = BTreeSet::new();
let vertices = self
.segments
.iter()
.map(SketchSegment::start)
.copied()
.map(|point_local| {
let point_global =
surface.geometry.point_from_local(point_local);
let vertex = Handle::new(Vertex::new(point_global));
vertices_by_local_point
.entry(point_local)
.or_default()
.push(vertex.clone());
vertex
})
.collect::<Vec<_>>();
for vertices in vertices_by_local_point.into_values() {
if vertices.len() > 1 {
coincident_vertices.extend(vertices);
}
}
let (vertices, coincident_vertices) =
vertices_from_segments(&self.segments, &surface);
let half_edges = vertices.into_iter().circular_tuple_windows().map(
|(start, end)| {
@ -98,3 +73,36 @@ impl SketchSegment {
}
}
}
fn vertices_from_segments(
segments: &[SketchSegment],
surface: &Handle<Surface>,
) -> (Vec<Handle<Vertex>>, BTreeSet<Handle<Vertex>>) {
let mut vertices_by_local_point: BTreeMap<_, Vec<_>> = BTreeMap::new();
let mut coincident_vertices = BTreeSet::new();
let vertices = segments
.iter()
.map(SketchSegment::start)
.copied()
.map(|point_local| {
let point_global = surface.geometry.point_from_local(point_local);
let vertex = Handle::new(Vertex::new(point_global));
vertices_by_local_point
.entry(point_local)
.or_default()
.push(vertex.clone());
vertex
})
.collect::<Vec<_>>();
for vertices in vertices_by_local_point.into_values() {
if vertices.len() > 1 {
coincident_vertices.extend(vertices);
}
}
(vertices, coincident_vertices)
}