circle time

main
Zynh Ludwig 2024-07-30 00:37:40 -07:00
parent 64e272be5d
commit 772126b0de
1 changed files with 22 additions and 31 deletions

View File

@ -1,38 +1,29 @@
use bevy::prelude::*; use bevy::{
prelude::*,
sprite::{MaterialMesh2dBundle, Mesh2dHandle},
};
fn main() { fn main() {
App::new().add_plugins((DefaultPlugins, HelloPlugin)).run(); App::new()
.add_plugins(DefaultPlugins)
.add_systems(Startup, setup)
.run();
} }
#[derive(Component)] fn setup(
struct Person; mut commands: Commands,
mut meshes: ResMut<Assets<Mesh>>,
mut materials: ResMut<Assets<ColorMaterial>>,
) {
commands.spawn(Camera2dBundle::default());
#[derive(Component)] let circle_mesh = Mesh2dHandle(meshes.add(Circle { radius: 50. }));
struct Name(String); let color = Color::hsl(75., 0.95, 0.7);
fn add_people(mut commands: Commands) { commands.spawn(MaterialMesh2dBundle {
commands.spawn((Person, Name("Elaina Proctor".to_string()))); mesh: circle_mesh,
commands.spawn((Person, Name("Renzo Hume".to_string()))); material: materials.add(color),
commands.spawn((Person, Name("Zayna Nieves".to_string()))); transform: Transform::from_xyz(0., 0., 0.),
} ..default()
});
#[derive(Resource)]
struct GreetTimer(Timer);
fn greet_people(time: Res<Time>, mut timer: ResMut<GreetTimer>, query: Query<&Name, With<Person>>) {
if timer.0.tick(time.delta()).just_finished() {
for name in &query {
println!("hello {}!", name.0);
}
}
}
pub struct HelloPlugin;
impl Plugin for HelloPlugin {
fn build(&self, app: &mut App) {
app.insert_resource(GreetTimer(Timer::from_seconds(2.0, TimerMode::Repeating)))
.add_systems(Startup, add_people)
.add_systems(Update, greet_people);
}
} }