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Prepare for follow-on change

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Hanno Braun 2025-04-10 11:51:49 +02:00
parent 9cf8c0b01d
commit ccb276ed9e
1 changed files with 11 additions and 4 deletions
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15
experiments/2025-03-18/src/extra/triangulate.rs
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@ -8,7 +8,10 @@ use fj_math::{Point, Triangle};
use geo::{Contains, Coord, LineString, Polygon};
use spade::Triangulation;
use crate::topology::{face::Face, surface::Surface};
use crate::topology::{
face::{Face, HalfEdgeWithEndVertex},
surface::Surface,
};
pub fn triangulate(face: &Face) -> TriMesh {
let mut points_from_half_edges = Vec::new();
@ -51,9 +54,13 @@ pub fn triangulate(face: &Face) -> TriMesh {
fn half_edges_to_points(face: &Face, target: &mut Vec<TriangulationPoint>) {
target.extend(
face.half_edges
.iter()
.map(|half_edge| half_edge.start.point)
face.half_edges_with_end_vertex()
.map(
|HalfEdgeWithEndVertex {
half_edge,
end_vertex: _,
}| half_edge.start.point,
)
.map(|point_global| {
// Here, we project a 3D point (from the vertex) into the face's
// surface, creating a 2D point. Through the surface, this 2D