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Fix #3328: Pencil Fidelity down to 0.01 pt, with a logarithmic slider and key steps that fit the range

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Squashed from #4196 onto main.
This commit is contained in:
ncic
2026-10-26 09:09:47 +07:00
committed by bflatastic
parent 05e09039f5
commit 09b3b25004
10 changed files with 390 additions and 53 deletions
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crates/engine/src/cmd/draw2.rs
+3 -3
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@@ -549,7 +549,7 @@ fn path_kind(path: PathData) -> NodeKind {
/// Fit a freehand polyline: drop jitter, build a spline through the samples (sharp turns stay
/// corners) and simplify it to `tol`.
fn fit_freehand(pts: &[Point], tol: f64, closed: bool) -> SubPath {
let min = (tol * 0.3).max(0.05);
let min = (tol * 0.3).max(vectorcraft_tools::draw2::MIN_FIDELITY * 0.3);
let (Some(&p0), Some(&pn)) = (pts.first(), pts.last()) else { return SubPath::new(vec![], closed) };
let mut kept: Vec<Point> = vec![p0];
for &p in pts.iter().skip(1) {
@@ -684,7 +684,7 @@ fn freehand(s: &mut Session, p: &Value) -> Result<Value> {
}
let pressure = stroke_pressure(&samples);
let mut pts: Vec<Point> = samples.into_iter().map(|(pt, _)| pt).collect();
let tol = number_or(p, "fidelity", 1.5, C)?.clamp(0.05, 100.0);
let tol = number_or(p, "fidelity", 1.5, C)?.clamp(vectorcraft_tools::draw2::MIN_FIDELITY, 100.0);
// The tolerance the stroke is fitted at; with `fit: false` it is not fitted.
let fit_tol = switch_or(p, "fit", true, C)?.then_some(tol);
let closed = switch_or(p, "closed", false, C)?;
@@ -1429,7 +1429,7 @@ fn smooth_region(s: &mut Session, p: &Value) -> Result<Value> {
const C: &str = "path.smoothRegion";
let pts = points_param(p, "points", C)?;
let radius = number_or(p, "radius", 12.0, C)?.max(0.0);
let tol = number_or(p, "fidelity", 2.5, C)?.clamp(0.05, 100.0);
let tol = number_or(p, "fidelity", 2.5, C)?.clamp(vectorcraft_tools::draw2::SMOOTH_MIN_FIDELITY, 100.0);
let st = s.doc()?;
let near = |q: Point| dist_to_polyline(&pts, q) <= radius;
let mut plan = vec![];