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Prepare to support curved curves

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This commit is contained in:
Hanno Braun 2025-04-16 10:29:30 +02:00
parent 46ef1d2f98
commit 4974feaa4f
2 changed files with 12 additions and 4 deletions
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7
experiments/2025-03-18/src/extra/triangulate.rs
View File

@ -107,7 +107,7 @@ fn approximate_half_edge(
half_edge,
end_vertex,
}: HalfEdgeWithEndVertex,
_: impl Into<Tolerance>,
tolerance: impl Into<Tolerance>,
) -> Vec<Point<3>> {
let [start, end] =
[&half_edge.start, end_vertex].map(|vertex| vertex.point);
@ -115,7 +115,10 @@ fn approximate_half_edge(
let boundary_local = [start, end].map(|point_global| {
half_edge.curve.geometry.project_point(point_global)
});
let points_local = half_edge.curve.geometry.approximate(boundary_local);
let points_local = half_edge
.curve
.geometry
.approximate(boundary_local, tolerance.into());
let mut points_global = vec![start];
points_global.extend(points_local.into_iter().map(|point_local| {

9
experiments/2025-03-18/src/geometry/curve.rs
View File

@ -1,3 +1,4 @@
use fj_interop::Tolerance;
use fj_math::{Line, Point, Transform, Vector};
pub trait CurveGeometry {
@ -17,7 +18,11 @@ pub trait CurveGeometry {
/// This method should take a tolerance parameter, to define how far the
/// approximation is allowed to deviate from the actual curve. So far, this
/// has not been necessary.
fn approximate(&self, boundary: [Point<1>; 2]) -> Vec<Point<1>>;
fn approximate(
&self,
boundary: [Point<1>; 2],
tolerance: Tolerance,
) -> Vec<Point<1>>;
}
impl CurveGeometry for Line<3> {
@ -38,7 +43,7 @@ impl CurveGeometry for Line<3> {
Box::new(translated)
}
fn approximate(&self, _: [Point<1>; 2]) -> Vec<Point<1>> {
fn approximate(&self, _: [Point<1>; 2], _: Tolerance) -> Vec<Point<1>> {
vec![]
}
}