mirror of
https://github.com/bevyengine/bevy
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31 lines
746 B
Rust
31 lines
746 B
Rust
//! This example demonstrates you can create a custom runner (to update an app manually). It reads
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//! lines from stdin and prints them from within the ecs.
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use bevy::prelude::*;
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use std::io;
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#[derive(Resource)]
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struct Input(String);
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fn my_runner(mut app: App) {
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println!("Type stuff into the console");
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for line in io::stdin().lines() {
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{
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let mut input = app.world.resource_mut::<Input>();
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input.0 = line.unwrap();
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}
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app.update();
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}
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}
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fn print_system(input: Res<Input>) {
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println!("You typed: {}", input.0);
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}
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fn main() {
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App::new()
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.insert_resource(Input(String::new()))
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.set_runner(my_runner)
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.add_systems(Update, print_system)
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.run();
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}
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