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Bezier-rs: Implement miter-limit (#1096)
* Implement miter-limit approximation * Refactor to use Join enum and address other comments * Rustdocs improvements * Tweaks --------- Co-authored-by: Keavon Chambers <keavon@keavon.com>
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Hannah Li
committed by
Keavon Chambers
Keavon Chambers
co-authored by
Keavon Chambers
Keavon Chambers
parent
3733804d18
commit
97be83c404
@@ -37,7 +37,7 @@ impl Bezier {
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}
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/// Returns the pair of Bezier curves that result from splitting the original curve at the point `t` along the curve.
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/// <iframe frameBorder="0" width="100%" height="400px" src="https://graphite.rs/bezier-rs-demos#bezier/split/solo" title="Split Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="350px" src="https://graphite.rs/bezier-rs-demos#bezier/split/solo" title="Split Demo"></iframe>
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pub fn split(&self, t: TValue) -> [Bezier; 2] {
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let t = self.t_value_to_parametric(t);
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let split_point = self.evaluate(TValue::Parametric(t));
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@@ -83,7 +83,7 @@ impl Bezier {
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/// Returns the Bezier curve representing the sub-curve between the two provided points.
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/// It will start at the point corresponding to the smaller of `t1` and `t2`, and end at the point corresponding to the larger of `t1` and `t2`.
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/// <iframe frameBorder="0" width="100%" height="450px" src="https://graphite.rs/bezier-rs-demos#bezier/trim/solo" title="Trim Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="400px" src="https://graphite.rs/bezier-rs-demos#bezier/trim/solo" title="Trim Demo"></iframe>
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pub fn trim(&self, t1: TValue, t2: TValue) -> Bezier {
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let (mut t1, mut t2) = (self.t_value_to_parametric(t1), self.t_value_to_parametric(t2));
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// If t1 is equal to t2, return a bezier comprised entirely of the same point
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@@ -122,7 +122,7 @@ impl Bezier {
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}
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/// Returns a Bezier curve that results from rotating the curve around the origin by the given angle (in radians).
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/// <iframe frameBorder="0" width="100%" height="375px" src="https://graphite.rs/bezier-rs-demos#bezier/rotate/solo" title="Rotate Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="325px" src="https://graphite.rs/bezier-rs-demos#bezier/rotate/solo" title="Rotate Demo"></iframe>
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pub fn rotate(&self, angle: f64) -> Bezier {
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let rotation_matrix = DMat2::from_angle(angle);
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self.apply_transformation(|point| rotation_matrix.mul_vec2(point))
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@@ -251,7 +251,7 @@ impl Bezier {
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/// The function takes the following parameter:
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/// - `step_size` - Dictates the granularity at which the function searches for reducible subcurves. The default value is `0.01`.
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/// A small granularity may increase the chance the function does not introduce gaps, but will increase computation time.
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/// <iframe frameBorder="0" width="100%" height="325px" src="https://graphite.rs/bezier-rs-demos#bezier/reduce/solo" title="Reduce Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="300px" src="https://graphite.rs/bezier-rs-demos#bezier/reduce/solo" title="Reduce Demo"></iframe>
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pub fn reduce(&self, step_size: Option<f64>) -> Vec<Bezier> {
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self.reduced_curves_and_t_values(step_size).0
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}
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@@ -355,7 +355,7 @@ impl Bezier {
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/// Offset takes the following parameter:
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/// - `distance` - The offset's distance from the curve. Positive values will offset the curve in the same direction as the endpoint normals,
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/// while negative values will offset in the opposite direction.
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/// <iframe frameBorder="0" width="100%" height="375px" src="https://graphite.rs/bezier-rs-demos#bezier/offset/solo" title="Offset Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="325px" src="https://graphite.rs/bezier-rs-demos#bezier/offset/solo" title="Offset Demo"></iframe>
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pub fn offset<ManipulatorGroupId: crate::Identifier>(&self, distance: f64) -> Subpath<ManipulatorGroupId> {
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if self.is_point() {
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return Subpath::from_bezier(self);
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@@ -422,7 +422,7 @@ impl Bezier {
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/// The 'caps', the linear segments at opposite ends of the outline, intersect the original curve at the midpoint of the cap.
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/// Outline takes the following parameter:
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/// - `distance` - The outline's distance from the curve.
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/// <iframe frameBorder="0" width="100%" height="400px" src="https://graphite.rs/bezier-rs-demos#bezier/outline/solo" title="Outline Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="350px" src="https://graphite.rs/bezier-rs-demos#bezier/outline/solo" title="Outline Demo"></iframe>
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pub fn outline<ManipulatorGroupId: crate::Identifier>(&self, distance: f64, cap: Cap) -> Subpath<ManipulatorGroupId> {
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let (pos_offset, neg_offset) = if self.is_point() {
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(
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@@ -442,13 +442,13 @@ impl Bezier {
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/// Version of the `outline` function which draws the outline at the specified distances away from the curve.
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/// The outline begins `start_distance` away, and gradually move to being `end_distance` away.
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/// <iframe frameBorder="0" width="100%" height="450px" src="https://graphite.rs/bezier-rs-demos#bezier/graduated-outline/solo" title="Graduated Outline Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="400px" src="https://graphite.rs/bezier-rs-demos#bezier/graduated-outline/solo" title="Graduated Outline Demo"></iframe>
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pub fn graduated_outline<ManipulatorGroupId: crate::Identifier>(&self, start_distance: f64, end_distance: f64, cap: Cap) -> Subpath<ManipulatorGroupId> {
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self.skewed_outline(start_distance, end_distance, end_distance, start_distance, cap)
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}
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/// Version of the `graduated_outline` function that allows for the 4 corners of the outline to be different distances away from the curve.
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/// <iframe frameBorder="0" width="100%" height="550px" src="https://graphite.rs/bezier-rs-demos#bezier/skewed-outline/solo" title="Skewed Outline Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="475px" src="https://graphite.rs/bezier-rs-demos#bezier/skewed-outline/solo" title="Skewed Outline Demo"></iframe>
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pub fn skewed_outline<ManipulatorGroupId: crate::Identifier>(&self, distance1: f64, distance2: f64, distance3: f64, distance4: f64, cap: Cap) -> Subpath<ManipulatorGroupId> {
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let (pos_offset, neg_offset) = if self.is_point() {
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(
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@@ -468,7 +468,7 @@ impl Bezier {
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/// Approximate a bezier curve with circular arcs.
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/// The algorithm can be customized using the [ArcsOptions] structure.
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/// <iframe frameBorder="0" width="100%" height="450px" src="https://graphite.rs/bezier-rs-demos#bezier/arcs/solo" title="Arcs Demo"></iframe>
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/// <iframe frameBorder="0" width="100%" height="400px" src="https://graphite.rs/bezier-rs-demos#bezier/arcs/solo" title="Arcs Demo"></iframe>
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pub fn arcs(&self, arcs_options: ArcsOptions) -> Vec<CircleArc> {
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let ArcsOptions {
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strategy: maximize_arcs,
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