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Much more accurate cpu_usage timing (#3913)

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`frame.info.cpu_usage` now includes time for tessellation and rendering,
but excludes vsync and context switching.
This commit is contained in:
Emil Ernerfeldt
2024-01-29 19:12:16 +01:00
committed by GitHub
parent 6a94f4f5f0
commit ab39420c29
12 changed files with 123 additions and 63 deletions
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8
crates/eframe/src/epi.rs
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@@ -757,7 +757,13 @@ pub struct IntegrationInfo {
/// `None` means "don't know".
pub system_theme: Option<Theme>,
/// Seconds of cpu usage (in seconds) of UI code on the previous frame.
/// Seconds of cpu usage (in seconds) on the previous frame.
///
/// This includes [`App::update`] as well as rendering (except for vsync waiting).
///
/// For a more detailed view of cpu usage, use the [`puffin`](https://crates.io/crates/puffin)
/// profiler together with the `puffin` feature of `eframe`.
///
/// `None` if this is the first frame.
pub cpu_usage: Option<f32>,
}