rpack/crates/bevy_rpack/examples/simple.rs

48 lines
1.3 KiB
Rust

//! Simple example that loads the tilemap and once is loaded it creates a sprite with it.
use bevy::prelude::*;
use bevy_rpack::prelude::*;
#[allow(dead_code)]
#[derive(Resource)]
struct Holder(pub Handle<RpackAtlasAsset>);
fn main() {
App::new()
.add_plugins((DefaultPlugins, RpackAssetPlugin))
.add_systems(Startup, setup)
.add_systems(Update, atlas_loaded)
.run();
}
fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
commands.spawn(Camera2d);
commands.insert_resource(Holder(asset_server.load("tilemap.rpack.json")));
}
fn atlas_loaded(
mut ev_asset: MessageReader<AssetEvent<RpackAtlasAsset>>,
atlases: RpackAtlases,
mut commands: Commands,
) {
if !ev_asset
.read()
.any(|ev| matches!(ev, AssetEvent::LoadedWithDependencies { id: _ }))
{
return;
}
info!("Atlas loaded");
match atlases.try_make_sprite("agents/spaceAstronauts_005") {
Ok(sprite) => {
commands.spawn((sprite, Transform::from_xyz(0.0, 20.0, 0.0)));
}
Err(e) => error!("Error loading sprite: {}", e),
}
match atlases.try_make_image_node("agents/spaceShips_006") {
Ok(image_node) => {
commands.spawn(image_node);
}
Err(e) => error!("Error loading sprite for image node: {}", e),
}
}