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tearing: add fullscreen options (#1941)

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Co-authored-by: Consolatis <35009135+Consolatis@users.noreply.github.com>
This commit is contained in:
Jens Peters 2024-08-06 22:23:10 +02:00 • committed by GitHub
parent 19f0b769de
commit 433a4509af
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GPG key ID: B5690EEEBB952194
9 changed files with 105 additions and 20 deletions
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40
src/output.c
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@ -38,28 +38,50 @@ get_tearing_retry_count(struct output *output)
return refresh > 0 ? refresh / 500 : 120;
}
static bool
get_tearing_preference(struct output *output)
bool
output_get_tearing_allowance(struct output *output)
{
struct server *server = output->server;
/* Never allow tearing when disabled */
/* never allow tearing when disabled */
if (!rc.allow_tearing) {
return false;
}
/* Tearing is only allowed for the output with the active view */
if (!server->active_view || server->active_view->output != output) {
struct view *view = server->active_view;
/* tearing is only allowed for the output with the active view */
if (!view || view->output != output) {
return false;
}
/* Tearing should not have failed too many times */
/* tearing should not have failed too many times */
if (output->nr_tearing_failures >= get_tearing_retry_count(output)) {
return false;
}
/* If the active view requests tearing, or it is toggled on with action, allow it */
return server->active_view->tearing_hint;
/* allow tearing for any window when requested or forced */
if (rc.allow_tearing == LAB_TEARING_ENABLED) {
if (view->force_tearing == LAB_STATE_UNSPECIFIED) {
return view->tearing_hint;
} else {
return view->force_tearing == LAB_STATE_ENABLED;
}
}
/* remaining tearing options apply only to full-screen windows */
if (!view->fullscreen) {
return false;
}
if (view->force_tearing == LAB_STATE_UNSPECIFIED) {
/* honor the tearing hint or the fullscreen-force preference */
return view->tearing_hint ||
rc.allow_tearing == LAB_TEARING_FULLSCREEN_FORCED;
}
/* honor tearing as requested by action */
return view->force_tearing == LAB_STATE_ENABLED;
}
static void
@ -128,7 +150,7 @@ output_frame_notify(struct wl_listener *listener, void *data)
struct wlr_scene_output *scene_output = output->scene_output;
struct wlr_output_state *pending = &output->pending;
pending->tearing_page_flip = get_tearing_preference(output);
pending->tearing_page_flip = output_get_tearing_allowance(output);
bool committed =
lab_wlr_scene_output_commit(scene_output, pending);