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Add CurveGeometry::project_point

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Hanno Braun 2025-04-09 11:49:35 +02:00
parent 327b393441
commit 958e27ca10
2 changed files with 6 additions and 1 deletions
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5
experiments/2025-03-18/src/geometry/curve.rs
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@ -2,6 +2,7 @@ use fj_math::{Line, Point, Transform, Vector};
pub trait CurveGeometry { pub trait CurveGeometry {
fn point_from_local(&self, point: Point<1>) -> Point<3>; fn point_from_local(&self, point: Point<1>) -> Point<3>;
fn project_point(&self, point: Point<3>) -> Point<1>;
fn translate(&self, offset: Vector<3>) -> Box<dyn CurveGeometry>; fn translate(&self, offset: Vector<3>) -> Box<dyn CurveGeometry>;
} }
@ -10,6 +11,10 @@ impl CurveGeometry for Line<3> {
self.point_from_line_coords(point) self.point_from_line_coords(point)
} }
fn project_point(&self, point: Point<3>) -> Point<1> {
self.point_to_line_coords(point)
}
fn translate(&self, offset: Vector<3>) -> Box<dyn CurveGeometry> { fn translate(&self, offset: Vector<3>) -> Box<dyn CurveGeometry> {
let translated = self.transform(&Transform::translation(offset)); let translated = self.transform(&Transform::translation(offset));
Box::new(translated) Box::new(translated)

2
experiments/2025-03-18/src/geometry/swept_curve.rs
View File

@ -25,7 +25,7 @@ impl SweptCurve {
pub fn project_point(&self, point: impl Into<Point<3>>) -> Point<2> { pub fn project_point(&self, point: impl Into<Point<3>>) -> Point<2> {
let point = point.into(); let point = point.into();
let u = self.curve.point_to_line_coords(point); let u = self.curve.project_point(point);
let v = { let v = {
let origin = self.curve.point_from_line_coords(u); let origin = self.curve.point_from_line_coords(u);
let line = Line::from_origin_and_direction(origin, self.path); let line = Line::from_origin_and_direction(origin, self.path);