report.go RawHistoryFolder

1package drm
2
3import (
4	"github.com/bnema/neferwl/internal/ports"
5)
6
7// Reports to wayland: what the output shows and has read.
8
9// report queues what the output shows and has read, so replaced client
10// buffers can be released (see presented.Queue for coalescing).
11func (o *Output) report(flip *ports.FlipInfo, seen map[ports.WindowID]uint64) {
12	o.capped = false
13	var reads map[ports.WindowID]uint64
14	if o.capHidden != nil {
15		seen, reads, o.capped = o.capHidden(seen)
16	}
17	o.reports.Push(ports.OutputPresented{Output: o.conn.name, Flip: flip, Shown: o.shown, Queued: o.queued, Seen: seen, ChildReads: reads})
18}
19
20// shownBy returns an immutable snapshot of the content Seq of drawn windows
21// (see surfaces.ShowsSnapshot). A closed window drawn from its kept content is
22// not shown to its client: the empty content has no frame to present.
23func (o *Output) shownBy(s ports.Scene, seen map[ports.WindowID]uint64) map[ports.WindowID]uint64 {
24	return o.shows.FromSeen(s, seen, o.kept)
25}
26
27func (o *Output) directShownBy(id ports.WindowID, seq uint64) map[ports.WindowID]uint64 {
28	if len(o.directShowsSnapshot) != 1 || o.directShowsSnapshot[id] != seq {
29		o.directShowsSnapshot = map[ports.WindowID]uint64{id: seq}
30	}
31	return o.directShowsSnapshot
32}