d96493a42a
* use instant::Instant everywhere
* reexport instant::{Duration, Instant} from bevy_utils
44 lines
1.1 KiB
Rust
44 lines
1.1 KiB
Rust
use bevy::{app::ScheduleRunnerSettings, prelude::*, utils::Duration};
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// This example only enables a minimal set of plugins required for bevy to run.
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// You can also completely remove rendering / windowing Plugin code from bevy
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// by making your import look like this in your Cargo.toml
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//
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// [dependencies]
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// bevy = { version = "*", default-features = false }
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// # replace "*" with the most recent version of bevy
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fn main() {
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// this app runs once
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App::build()
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.add_resource(ScheduleRunnerSettings::run_once())
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.add_plugins(MinimalPlugins)
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.add_system(hello_world_system)
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.run();
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// this app loops forever at 60 fps
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App::build()
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.add_resource(ScheduleRunnerSettings::run_loop(Duration::from_secs_f64(
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1.0 / 60.0,
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)))
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.add_plugins(MinimalPlugins)
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.add_system(counter)
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.run();
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}
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fn hello_world_system() {
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println!("hello world");
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}
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fn counter(mut state: Local<CounterState>) {
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if state.count % 60 == 0 {
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println!("{}", state.count);
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}
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state.count += 1;
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}
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#[derive(Default)]
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struct CounterState {
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count: u32,
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}
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