Files
server/src/nodes/fields/sphere.rs
2024-02-05 05:09:48 -05:00

56 lines
1.5 KiB
Rust

use super::{Field, FieldTrait, Node, SphereFieldAspect};
use crate::core::client::Client;
use crate::nodes::fields::FieldAspect;
use crate::nodes::spatial::Spatial;
use color_eyre::eyre::Result;
use glam::Vec3A;
use portable_atomic::AtomicF32;
use std::sync::atomic::Ordering;
use std::sync::Arc;
pub struct SphereField {
space: Arc<Spatial>,
radius: AtomicF32,
}
impl SphereField {
pub fn add_to(node: &Arc<Node>, radius: f32) {
let sphere_field = SphereField {
space: node.get_aspect::<Spatial>().unwrap().clone(),
radius: AtomicF32::new(radius),
};
<SphereField as FieldAspect>::add_node_members(node);
<SphereField as SphereFieldAspect>::add_node_members(node);
node.add_aspect(Field::Sphere(sphere_field));
}
pub fn set_radius(&self, radius: f32) {
self.radius.store(radius, Ordering::Relaxed);
}
}
impl FieldTrait for SphereField {
fn local_distance(&self, p: Vec3A) -> f32 {
p.length() - self.radius.load(Ordering::Relaxed)
}
fn local_normal(&self, p: Vec3A, _r: f32) -> Vec3A {
-p.normalize()
}
fn local_closest_point(&self, p: Vec3A, _r: f32) -> Vec3A {
p.normalize() * self.radius.load(Ordering::Relaxed)
}
fn spatial_ref(&self) -> &Spatial {
self.space.as_ref()
}
}
impl SphereFieldAspect for SphereField {
fn set_radius(node: Arc<Node>, _calling_client: Arc<Client>, radius: f32) -> Result<()> {
let this_field = node.get_aspect::<Field>()?;
let Field::Sphere(this_field) = &*this_field else {
return Ok(());
};
this_field.set_radius(radius);
Ok(())
}
}