bevy_scriptum/examples/lua/call_function_from_rust.rs
Adam Lassiter a9f41f5bca
Update to use bevy 0.17.x (#70)
* Update to bevy 0.17

* Update magnus 0.8

* Update examples for bevy 0.17

* Update documentation references bevy 0.16 => 0.17

* add some additional ruby installation instructions

---------

Co-authored-by: Adam <adam@lassiter.uk>
Co-authored-by: Jaroslaw Konik <konikjar@gmail.com>
2026-02-22 23:11:23 +01:00

33 lines
1 KiB
Rust

use bevy::{app::AppExit, prelude::*};
use bevy_scriptum::prelude::*;
use bevy_scriptum::runtimes::lua::prelude::*;
fn main() {
App::new()
.add_plugins(DefaultPlugins)
.add_systems(Startup, startup)
.add_systems(Update, call_lua_on_update_from_rust)
.add_scripting::<LuaRuntime>(|runtime| {
runtime.add_function(String::from("quit"), |mut exit: MessageWriter<AppExit>| {
exit.write(AppExit::Success);
});
})
.run();
}
fn startup(mut commands: Commands, assets_server: Res<AssetServer>) {
commands.spawn(Script::<LuaScript>::new(
assets_server.load("examples/lua/call_function_from_rust.lua"),
));
}
fn call_lua_on_update_from_rust(
mut scripted_entities: Query<(Entity, &mut LuaScriptData)>,
scripting_runtime: ResMut<LuaRuntime>,
) {
for (entity, mut script_data) in &mut scripted_entities {
scripting_runtime
.call_fn("on_update", &mut script_data, entity, ())
.unwrap();
}
}