89 lines
2.6 KiB
Rust
89 lines
2.6 KiB
Rust
use super::{Field, FieldTrait, Node};
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use crate::core::client::Client;
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use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
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use color_eyre::eyre::{ensure, Result};
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use glam::{swizzles::*, vec2, Vec3A};
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use portable_atomic::AtomicF32;
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use serde::Deserialize;
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use stardust_xr::schemas::flex::deserialize;
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use stardust_xr::values::Transform;
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use std::sync::atomic::Ordering;
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use std::sync::Arc;
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pub struct TorusField {
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space: Arc<Spatial>,
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radius_a: AtomicF32,
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radius_b: AtomicF32,
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}
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impl TorusField {
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pub fn add_to(node: &Arc<Node>, radius_a: f32, radius_b: f32) -> Result<()> {
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ensure!(
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node.spatial.get().is_some(),
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"Internal: Node does not have a spatial attached!"
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);
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ensure!(
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node.field.get().is_none(),
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"Internal: Node already has a field attached!"
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);
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let torus_field = TorusField {
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space: node.spatial.get().unwrap().clone(),
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radius_a: AtomicF32::new(radius_a.abs()),
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radius_b: AtomicF32::new(radius_b.abs()),
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};
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torus_field.add_field_methods(node);
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node.add_local_signal("set_size", TorusField::set_size_flex);
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let _ = node.field.set(Arc::new(Field::Torus(torus_field)));
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Ok(())
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}
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pub fn set_size(&self, radius_a: f32, radius_b: f32) {
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self.radius_a.store(radius_a.abs(), Ordering::Relaxed);
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self.radius_b.store(radius_b.abs(), Ordering::Relaxed);
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}
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pub fn set_size_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
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let Field::Torus(torus_field) = node.field.get().unwrap().as_ref() else { return Ok(()) };
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let (radius_a, radius_b) = deserialize(data)?;
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torus_field.set_size(radius_a, radius_b);
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Ok(())
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}
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}
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impl FieldTrait for TorusField {
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fn local_distance(&self, p: Vec3A) -> f32 {
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let radius_a = self.radius_a.load(Ordering::Relaxed);
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let radius_b = self.radius_b.load(Ordering::Relaxed);
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let q = vec2(p.xz().length() - radius_a, p.y);
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q.length() - radius_b
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}
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fn spatial_ref(&self) -> &Spatial {
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self.space.as_ref()
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}
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}
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pub fn create_torus_field_flex(
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_node: &Node,
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calling_client: Arc<Client>,
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data: &[u8],
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) -> Result<()> {
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#[derive(Deserialize)]
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struct CreateFieldInfo<'a> {
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name: &'a str,
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parent_path: &'a str,
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transform: Transform,
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radius_a: f32,
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radius_b: f32,
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}
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let info: CreateFieldInfo = deserialize(data)?;
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let node = Node::create(&calling_client, "/field", info.name, true);
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let parent = find_spatial_parent(&calling_client, info.parent_path)?;
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let transform = parse_transform(info.transform, true, true, false)?;
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let node = node.add_to_scenegraph();
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Spatial::add_to(&node, Some(parent), transform, false)?;
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TorusField::add_to(&node, info.radius_a, info.radius_b)?;
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Ok(())
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}
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