bevy/examples/diagnostics/custom_diagnostic.rs
François b724a0f586 Down with the system! (#2496)
# Objective

- Remove all the `.system()` possible.
- Check for remaining missing cases.

## Solution

- Remove all `.system()`, fix compile errors
- 32 calls to `.system()` remains, mostly internals, the few others should be removed after #2446
2021-07-27 23:42:36 +00:00

36 lines
1.2 KiB
Rust

use bevy::{
diagnostic::{Diagnostic, DiagnosticId, Diagnostics, LogDiagnosticsPlugin},
prelude::*,
};
/// This example illustrates how to create a custom diagnostic
fn main() {
App::new()
.add_plugins(DefaultPlugins)
// The "print diagnostics" plugin is optional. It just visualizes our diagnostics in the
// console
.add_plugin(LogDiagnosticsPlugin::default())
.add_startup_system(setup_diagnostic_system)
.add_system(my_system)
.run();
}
// All diagnostics should have a unique DiagnosticId. for each new diagnostic, generate a new random
// number
pub const SYSTEM_ITERATION_COUNT: DiagnosticId =
DiagnosticId::from_u128(337040787172757619024841343456040760896);
fn setup_diagnostic_system(mut diagnostics: ResMut<Diagnostics>) {
// Diagnostics must be initialized before measurements can be added.
// In general it's a good idea to set them up in a "startup system".
diagnostics.add(Diagnostic::new(
SYSTEM_ITERATION_COUNT,
"system_iteration_count",
10,
));
}
fn my_system(mut diagnostics: ResMut<Diagnostics>) {
// Add a measurement of 10.0 for our diagnostic each time this system runs
diagnostics.add_measurement(SYSTEM_ITERATION_COUNT, 10.0);
}