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use std::time::Instant;
#[derive(Debug, Clone)]
pub struct Timing {
pub delta_time: f32,
pub(crate) last_frame_start: Instant,
}
impl Default for Timing {
fn default() -> Self {
Timing {
delta_time: 0.0,
last_frame_start: Instant::now(),
}
}
}
#[system]
pub fn update_deltatime(#[resource] timing: &mut Timing) {
let now = Instant::now();
timing.delta_time = now.duration_since(timing.last_frame_start).as_secs_f32();
timing.last_frame_start = now;
}
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