133 lines
4.3 KiB
Rust
133 lines
4.3 KiB
Rust
use super::{Diagnostic, DiagnosticId, Diagnostics};
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use bevy_app::prelude::*;
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use bevy_ecs::prelude::*;
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use bevy_log::{debug, info};
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use bevy_time::{Time, Timer, TimerMode};
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use bevy_utils::Duration;
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/// An App Plugin that logs diagnostics to the console
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pub struct LogDiagnosticsPlugin {
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pub debug: bool,
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pub wait_duration: Duration,
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pub filter: Option<Vec<DiagnosticId>>,
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}
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/// State used by the [`LogDiagnosticsPlugin`]
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#[derive(Resource)]
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struct LogDiagnosticsState {
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timer: Timer,
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filter: Option<Vec<DiagnosticId>>,
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}
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impl Default for LogDiagnosticsPlugin {
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fn default() -> Self {
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LogDiagnosticsPlugin {
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debug: false,
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wait_duration: Duration::from_secs(1),
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filter: None,
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}
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}
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}
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impl Plugin for LogDiagnosticsPlugin {
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fn build(&self, app: &mut App) {
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app.insert_resource(LogDiagnosticsState {
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timer: Timer::new(self.wait_duration, TimerMode::Repeating),
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filter: self.filter.clone(),
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});
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if self.debug {
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app.add_systems(PostUpdate, Self::log_diagnostics_debug_system);
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} else {
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app.add_systems(PostUpdate, Self::log_diagnostics_system);
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}
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}
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}
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impl LogDiagnosticsPlugin {
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pub fn filtered(filter: Vec<DiagnosticId>) -> Self {
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LogDiagnosticsPlugin {
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filter: Some(filter),
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..Default::default()
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}
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}
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fn log_diagnostic(diagnostic: &Diagnostic) {
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if let Some(value) = diagnostic.smoothed() {
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if diagnostic.get_max_history_length() > 1 {
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if let Some(average) = diagnostic.average() {
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info!(
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target: "bevy diagnostic",
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// Suffix is only used for 's' or 'ms' currently,
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// so we reserve two columns for it; however,
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// Do not reserve columns for the suffix in the average
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// The ) hugging the value is more aesthetically pleasing
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"{name:<name_width$}: {value:>11.6}{suffix:2} (avg {average:>.6}{suffix:})",
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name = diagnostic.name,
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suffix = diagnostic.suffix,
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name_width = crate::MAX_DIAGNOSTIC_NAME_WIDTH,
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);
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return;
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}
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}
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info!(
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target: "bevy diagnostic",
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"{name:<name_width$}: {value:>.6}{suffix:}",
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name = diagnostic.name,
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suffix = diagnostic.suffix,
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name_width = crate::MAX_DIAGNOSTIC_NAME_WIDTH,
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);
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}
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}
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fn log_diagnostics_system(
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mut state: ResMut<LogDiagnosticsState>,
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time: Res<Time>,
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diagnostics: Res<Diagnostics>,
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) {
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if state.timer.tick(time.raw_delta()).finished() {
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if let Some(ref filter) = state.filter {
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for diagnostic in filter.iter().flat_map(|id| {
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diagnostics
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.get(*id)
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.filter(|diagnostic| diagnostic.is_enabled)
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}) {
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Self::log_diagnostic(diagnostic);
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}
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} else {
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for diagnostic in diagnostics
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.iter()
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.filter(|diagnostic| diagnostic.is_enabled)
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{
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Self::log_diagnostic(diagnostic);
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}
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}
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}
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}
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fn log_diagnostics_debug_system(
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mut state: ResMut<LogDiagnosticsState>,
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time: Res<Time>,
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diagnostics: Res<Diagnostics>,
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) {
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if state.timer.tick(time.raw_delta()).finished() {
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if let Some(ref filter) = state.filter {
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for diagnostic in filter.iter().flat_map(|id| {
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diagnostics
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.get(*id)
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.filter(|diagnostic| diagnostic.is_enabled)
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}) {
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debug!("{:#?}\n", diagnostic);
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}
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} else {
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for diagnostic in diagnostics
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.iter()
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.filter(|diagnostic| diagnostic.is_enabled)
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{
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debug!("{:#?}\n", diagnostic);
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}
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}
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}
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}
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}
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