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added frame count to FrameTimeDiagnosticsPlugin (#678)

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added frame count to FrameTimeDiagnosticsPlugin
This commit is contained in:
Catherine Gilbert 2020-10-14 18:13:43 -04:00 committed by GitHub
parent 7e23e132ef
commit 1f7fe77f32
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 3 deletions
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21
crates/bevy_diagnostic/src/frame_time_diagnostics_plugin.rs
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@ -3,28 +3,43 @@ use bevy_app::prelude::*;
use bevy_core::Time; use bevy_core::Time;
use bevy_ecs::{IntoQuerySystem, Res, ResMut}; use bevy_ecs::{IntoQuerySystem, Res, ResMut};
/// Adds "frame time" diagnostic to an App, specifically "frame time" and "fps" /// Adds "frame time" diagnostic to an App, specifically "frame time", "fps" and "frame count"
#[derive(Default)] #[derive(Default)]
pub struct FrameTimeDiagnosticsPlugin; pub struct FrameTimeDiagnosticsPlugin;
pub struct FrameTimeDiagnosticsState {
frame_count: f64,
}
impl Plugin for FrameTimeDiagnosticsPlugin { impl Plugin for FrameTimeDiagnosticsPlugin {
fn build(&self, app: &mut bevy_app::AppBuilder) { fn build(&self, app: &mut bevy_app::AppBuilder) {
app.add_startup_system(Self::setup_system.system()) app.add_startup_system(Self::setup_system.system())
.add_resource(FrameTimeDiagnosticsState { frame_count: 0.0 })
.add_system(Self::diagnostic_system.system()); .add_system(Self::diagnostic_system.system());
} }
} }
impl FrameTimeDiagnosticsPlugin { impl FrameTimeDiagnosticsPlugin {
pub const FPS: DiagnosticId = DiagnosticId::from_u128(288146834822086093791974408528866909483); pub const FPS: DiagnosticId = DiagnosticId::from_u128(288146834822086093791974408528866909483);
pub const FRAME_COUNT: DiagnosticId =
DiagnosticId::from_u128(54021991829115352065418785002088010277);
pub const FRAME_TIME: DiagnosticId = pub const FRAME_TIME: DiagnosticId =
DiagnosticId::from_u128(54021991829115352065418785002088010276); DiagnosticId::from_u128(73441630925388532774622109383099159699);
pub fn setup_system(mut diagnostics: ResMut<Diagnostics>) { pub fn setup_system(mut diagnostics: ResMut<Diagnostics>) {
diagnostics.add(Diagnostic::new(Self::FRAME_TIME, "frame_time", 20)); diagnostics.add(Diagnostic::new(Self::FRAME_TIME, "frame_time", 20));
diagnostics.add(Diagnostic::new(Self::FPS, "fps", 20)); diagnostics.add(Diagnostic::new(Self::FPS, "fps", 20));
diagnostics.add(Diagnostic::new(Self::FRAME_COUNT, "frame_count", 1));
} }
pub fn diagnostic_system(mut diagnostics: ResMut<Diagnostics>, time: Res<Time>) { pub fn diagnostic_system(
mut diagnostics: ResMut<Diagnostics>,
time: Res<Time>,
mut state: ResMut<FrameTimeDiagnosticsState>,
) {
state.frame_count += 1.0;
diagnostics.add_measurement(Self::FRAME_COUNT, state.frame_count);
if time.delta_seconds_f64 == 0.0 { if time.delta_seconds_f64 == 0.0 {
return; return;
} }