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wry/src/ifs/wp_presentation_feedback.rs
2026-03-19 14:45:58 +01:00

106 lines
2.6 KiB
Rust

use {
crate::{
client::Client,
ifs::{wl_output::WlOutput, wl_surface::WlSurface},
leaks::Tracker,
object::{Object, Version},
wire::{WlOutputId, WpPresentationFeedbackId, wp_presentation_feedback::*},
},
ahash::AHashMap,
std::{convert::Infallible, rc::Rc},
};
pub struct PresentationFeedback {
fb: Option<Rc<WpPresentationFeedback>>,
}
impl PresentationFeedback {
pub fn new(fb: Rc<WpPresentationFeedback>) -> Self {
Self { fb: Some(fb) }
}
pub fn presented(
mut self,
outputs: Option<&AHashMap<WlOutputId, Rc<WlOutput>>>,
tv_sec: u64,
tv_nsec: u32,
mut refresh: u32,
seq: u64,
flags: u32,
vrr: bool,
) {
if let Some(fb) = self.fb.take() {
if let Some(outputs) = outputs {
for output in outputs.values() {
fb.send_sync_output(output);
}
}
if vrr && fb.version < VRR_REFRESH_SINCE {
refresh = 0;
}
fb.send_presented(tv_sec, tv_nsec, refresh, seq, flags);
let _ = fb.client.remove_obj(&*fb);
}
}
}
impl Drop for PresentationFeedback {
fn drop(&mut self) {
if let Some(fb) = self.fb.take() {
fb.send_discarded();
let _ = fb.client.remove_obj(&*fb);
}
}
}
pub struct WpPresentationFeedback {
pub id: WpPresentationFeedbackId,
pub client: Rc<Client>,
pub _surface: Rc<WlSurface>,
pub tracker: Tracker<Self>,
pub version: Version,
}
pub const KIND_VSYNC: u32 = 0x1;
pub const KIND_HW_CLOCK: u32 = 0x2;
pub const KIND_HW_COMPLETION: u32 = 0x4;
pub const KIND_ZERO_COPY: u32 = 0x8;
pub const VRR_REFRESH_SINCE: Version = Version(2);
impl WpPresentationFeedback {
pub fn send_sync_output(&self, output: &WlOutput) {
self.client.event(SyncOutput {
self_id: self.id,
output: output.id,
});
}
fn send_presented(&self, tv_sec: u64, tv_nsec: u32, refresh: u32, seq: u64, flags: u32) {
self.client.event(Presented {
self_id: self.id,
tv_sec,
tv_nsec,
refresh,
seq,
flags,
});
}
fn send_discarded(&self) {
self.client.event(Discarded { self_id: self.id });
}
}
impl WpPresentationFeedbackRequestHandler for WpPresentationFeedback {
type Error = Infallible;
}
object_base! {
self = WpPresentationFeedback;
version = self.version;
}
impl Object for WpPresentationFeedback {}
simple_add_obj!(WpPresentationFeedback);