handle aabb updates (e.g. gaussian particle movements)

[github-actions]

bevy_gaussian_splatting/src/gaussian/cloud.rs

Line 71 in f00338b

// TODO: handle aabb updates (e.g. gaussian particle movements)

};


#[derive(Default)]
pub struct GaussianCloudPlugin;

impl Plugin for GaussianCloudPlugin {
    fn build(&self, app: &mut App) {
        app.add_systems(
            PostUpdate,
            (
                calculate_bounds.in_set(VisibilitySystems::CalculateBounds),
                check_visibility::<With<GaussianCloudHandle>>.in_set(VisibilitySystems::CheckVisibility),
            )
        );
    }
}


// TODO: handle aabb updates (e.g. gaussian particle movements)
#[allow(clippy::type_complexity)]
pub fn calculate_bounds(
    mut commands: Commands,
    gaussian_clouds: Res<Assets<GaussianCloud>>,
    without_aabb: Query<
        (
            Entity,
            &GaussianCloudHandle,
        ),
        (
            Without<Aabb>,
            Without<NoFrustumCulling>,
        ),
    >,
) {
    for (entity, cloud_handle) in &without_aabb {
        if let Some(cloud) = gaussian_clouds.get(cloud_handle) {
            if let Some(aabb) = cloud.compute_aabb() {
                commands.entity(entity).try_insert(aabb);
            }
        }
    }
}


#[derive(
    Component,
    Clone,
    Debug,
    Default,
    PartialEq,
    Reflect,
)]
#[reflect(Component, Default)]
#[require(
    GaussianCloudSettings,
    SyncToRenderWorld,
    Transform,
    Visibility,
)]
pub struct GaussianCloudHandle(pub Handle<GaussianCloud>);

impl From<Handle<GaussianCloud>> for GaussianCloudHandle {
    fn from(handle: Handle<GaussianCloud>) -> Self {
        Self(handle)
    }
}

impl From<GaussianCloudHandle> for AssetId<GaussianCloud> {
    fn from(handle: GaussianCloudHandle) -> Self {
        handle.0.id()
    }
}

impl From<&GaussianCloudHandle> for AssetId<GaussianCloud> {
    fn from(handle: &GaussianCloudHandle) -> Self {
        handle.0.id()
    }
}


#[cfg(feature = "f16")]
#[derive(
    Asset,