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This commit is contained in:
Greg Shuflin 2025-01-08 02:44:23 -08:00
parent 2d465a926b
commit 0748cbd5d4
1 changed files with 11 additions and 4 deletions
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15
src/main.rs
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@ -6,6 +6,9 @@ struct Person;
#[derive(Component)] #[derive(Component)]
struct Name(String); struct Name(String);
#[derive(Resource)]
struct GreetTimer(Timer);
fn add_people(mut commands: Commands) { fn add_people(mut commands: Commands) {
commands.spawn((Person, Name("Lars Larson".to_string()))); commands.spawn((Person, Name("Lars Larson".to_string())));
commands.spawn((Person, Name("Cedric Fagbottom".to_string()))); commands.spawn((Person, Name("Cedric Fagbottom".to_string())));
@ -18,9 +21,11 @@ fn gamarjoba() {
println!("Gamarjoba, munde!"); println!("Gamarjoba, munde!");
} }
fn greet_people(query: Query<&Name, With<Person>>) { fn greet_people(time: Res<Time>, mut timer: ResMut<GreetTimer>, query: Query<&Name, With<Person>>) {
for name in &query { if timer.0.tick(time.delta()).just_finished() {
println!("'sup {}", name.0); for name in &query {
println!("'sup {}", name.0);
}
} }
} }
@ -36,8 +41,10 @@ fn update_people(mut query: Query<&mut Name, With<Person>>) {
fn main() { fn main() {
App::new() App::new()
.insert_resource(GreetTimer(Timer::from_seconds(2.0, TimerMode::Repeating)))
.add_plugins(DefaultPlugins) .add_plugins(DefaultPlugins)
.add_systems(Startup, add_people) .add_systems(Startup, add_people)
.add_systems(Update, (gamarjoba, (update_people, greet_people).chain())) //.add_systems(Update, (gamarjoba, (update_people, greet_people).chain()))
.add_systems(Update, (update_people, greet_people).chain())
.run(); .run();
} }