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improve frame timings some more in both runtimes

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This commit is contained in:
Dennis Ranke
2022-05-05 09:53:36 +02:00
parent 3f67e92c5c
commit 7cea4eebd3
5 changed files with 38 additions and 5 deletions
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2
src/run-web.html
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File diff suppressed because one or more lines are too long

19
src/run_native.rs
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@@ -37,6 +37,7 @@ struct UW8Instance {
end_frame: TypedFunc<(), ()>,
update: Option<TypedFunc<(), ()>>,
start_time: Instant,
next_frame: Instant,
module: Vec<u8>,
watchdog: Arc<Mutex<UW8WatchDog>>,
sound: Option<Uw8Sound>,
@@ -69,8 +70,7 @@ impl MicroW8 {
resize: true,
..Default::default()
};
let mut window = Window::new("MicroW8", 320, 240, options)?;
window.limit_update_rate(Some(std::time::Duration::from_micros(16666)));
let window = Window::new("MicroW8", 320, 240, options)?;
Ok(MicroW8 {
engine,
@@ -186,6 +186,7 @@ impl super::Runtime for MicroW8 {
end_frame,
update,
start_time: Instant::now(),
next_frame: Instant::now(),
module: module_data.into(),
watchdog,
sound,
@@ -197,7 +198,19 @@ impl super::Runtime for MicroW8 {
fn run_frame(&mut self) -> Result<()> {
let mut result = Ok(());
if let Some(mut instance) = self.instance.take() {
let time = instance.start_time.elapsed().as_millis() as i32;
{
if let Some(sleep) = instance.next_frame.checked_duration_since(Instant::now()) {
std::thread::sleep(sleep);
}
}
let now = Instant::now();
let time = (now - instance.start_time).as_millis() as i32;
{
let offset = ((time as u32 as i64 * 6) % 100 - 50) / 6;
instance.next_frame = now + Duration::from_millis((16 - offset) as u64);
}
{
let mut gamepad: u32 = 0;
for key in self.window.get_keys() {