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Add Circular Repeat Node (#1373)

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* Add Circular Repeat Node

Repeats a given set of Vector Data in a circular pattern a specified
amount of times.

* Remove debug statement from RepeatNode
This commit is contained in:
isiko
2023-08-08 18:13:44 +02:00
committed by GitHub
parent 5c08248681
commit f57fa2e7c9
4 changed files with 58 additions and 1 deletions
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36
node-graph/gcore/src/vector/vector_nodes.rs
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@@ -89,7 +89,41 @@ fn repeat_vector_data(mut vector_data: VectorData, direction: DVec2, count: u32)
let direction = inverse.transform_vector2(direction);
for i in 0..count {
let transform = DAffine2::from_translation(direction * i as f64);
log::debug!("transform: {:?}", transform);
for mut subpath in subpaths.clone() {
subpath.apply_transform(transform);
new_subpaths.push(subpath);
}
}
vector_data.subpaths = new_subpaths;
vector_data
}
#[derive(Debug, Clone, Copy)]
pub struct CircularRepeatNode<RotationOffset, Radius, Count> {
rotation_offset: RotationOffset,
radius: Radius,
count: Count,
}
#[node_macro::node_fn(CircularRepeatNode)]
fn circular_repeat_vector_data(mut vector_data: VectorData, rotation_offset: f32, radius: f32, count: u32) -> VectorData {
// repeat the vector data
let VectorData { subpaths, transform, .. } = &vector_data;
let mut new_subpaths: Vec<Subpath<_>> = Vec::with_capacity(subpaths.len() * count as usize);
let bounding_box = vector_data.bounding_box().unwrap();
let center = (bounding_box[0] + bounding_box[1]) / 2.;
//let inverse = transform.inverse();
//let radius_transform = DAffine2::from_translation(DVec2::new(0., radius as f64));
let base_transform = DVec2::new(0., radius as f64) - center;
for i in 0..count {
let angle = (2. * std::f64::consts::PI / count as f64) * i as f64 + rotation_offset.to_radians() as f64;
let rotation = DAffine2::from_angle(angle);
let transform = DAffine2::from_translation(center) * rotation * DAffine2::from_translation(base_transform);
for mut subpath in subpaths.clone() {
subpath.apply_transform(transform);
new_subpaths.push(subpath);