66 lines
2.4 KiB
Rust
66 lines
2.4 KiB
Rust
use bevy::{prelude::*, transform::TransformSystem};
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use bevy_rapier2d::{parry::query::ClosestPoints, prelude::*};
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use bevy_synthizer::{Listener, Sound};
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use crate::core::GlobalTransformExt;
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#[derive(Component, Default, Reflect, Clone, Copy, Debug)]
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#[reflect(Component)]
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pub struct Volumetric;
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fn update(
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listener: Query<(&Collider, &GlobalTransform), With<Listener>>,
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mut sounds: Query<(&Sound, &Parent, &mut Transform), With<Volumetric>>,
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colliders: Query<(&Collider, &GlobalTransform)>,
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) {
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if let Ok((listener_collider, listener_global_transform)) = listener.get_single() {
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for (sound, parent, mut sound_transform) in &mut sounds {
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if sound.paused {
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continue;
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}
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if let Ok((sound_collider, sound_global_transform)) = colliders.get(**parent) {
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let closest = listener_global_transform.closest_points(
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listener_collider,
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sound_global_transform,
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sound_collider,
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);
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if let ClosestPoints::WithinMargin(_p1, p2) = closest {
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let p2 = Vec3::new(p2.x, p2.y, 0.);
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sound_transform.translation.x = p2.x - sound_global_transform.translation().x;
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sound_transform.translation.y = p2.y - sound_global_transform.translation().y;
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} else if closest == ClosestPoints::Intersecting {
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sound_transform.translation.x = listener_global_transform.translation().x
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- sound_global_transform.translation().x;
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sound_transform.translation.y = listener_global_transform.translation().y
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- sound_global_transform.translation().y;
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}
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}
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}
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}
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}
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fn removed(
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mut commands: Commands,
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mut removed: RemovedComponents<Volumetric>,
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transforms: Query<Entity, (With<Transform>, With<GlobalTransform>)>,
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) {
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for entity in removed.read() {
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if transforms.get(entity).is_ok() {
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commands.entity(entity).insert(TransformBundle::default());
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}
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}
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}
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pub struct VolumetricPlugin;
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impl Plugin for VolumetricPlugin {
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fn build(&self, app: &mut App) {
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app.register_type::<Volumetric>()
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.add_systems(
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PostUpdate,
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update.before(TransformSystem::TransformPropagate),
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)
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.add_systems(PostUpdate, removed);
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}
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}
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