63 lines
1.6 KiB
Rust
63 lines
1.6 KiB
Rust
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use argh::FromArgs;
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use bevy::prelude::*;
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#[derive(Debug, FromArgs, Resource)]
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/// Toid Watching
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pub struct Config {
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/// how many Toids to spawn
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#[argh(option, short = 't', default = "100")]
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pub toids: usize,
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}
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pub type Point = (f32, f32, f32);
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pub type Toint = rstar::primitives::GeomWithData<Point, Entity>;
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pub trait Pointable {
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fn to_point(&self) -> Point;
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}
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impl Pointable for Vec3 {
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fn to_point(&self) -> Point {
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(self.x, self.y, self.z)
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}
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}
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#[derive(Resource, Deref, DerefMut)]
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pub struct Index(pub rstar::RTree<Toint>);
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#[derive(Component, Debug, Clone, Deref, DerefMut, Default)]
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pub struct Buddies(Vec<Entity>);
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#[derive(Component, Debug, Clone, Deref, DerefMut, Default)]
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pub struct Velocity(Vec3);
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#[derive(Component)]
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pub struct Toid;
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pub fn turkey_time(commands: &mut Commands, scene: &Handle<Scene>) -> Entity {
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commands
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.spawn(SpatialBundle::default())
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.insert((Velocity::default(), Buddies::default(), Toid))
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.with_children(|t| {
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t.spawn(SceneBundle {
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scene: scene.to_owned(),
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..Default::default()
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})
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.insert(Transform::from_rotation(Quat::from_axis_angle(
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Vec3::Y,
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-std::f32::consts::FRAC_PI_2,
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)));
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})
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.id()
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}
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pub fn add_gizmos(mut gizmos: Gizmos, toids: Query<(&Transform, Entity), With<Toid>>) {
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let gizmos = &mut gizmos;
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for (pos, _entity) in toids.iter() {
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let nudge = pos.up() * 0.15;
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let rpos = pos.translation + nudge;
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gizmos.ray(rpos, pos.forward(), Color::RED);
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}
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}
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