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[client] wayland: publish stable presentation cadence

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This commit is contained in:
Geoffrey McRae
2026-08-06 17:11:03 +10:00
parent 988675e53a
commit 1b78384da3
4 changed files with 26 additions and 5 deletions
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14
client/displayservers/Wayland/output.c
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@@ -325,6 +325,7 @@ static void outputDoneHandler(void * opaque, struct wl_output * output)
{
struct WaylandOutput * node = opaque;
outputUpdateScale(node);
waylandOutputUpdateFramePeriod();
}
static void outputScaleHandler(void * opaque, struct wl_output * output, int32_t scale)
@@ -401,6 +402,7 @@ void waylandOutputFree(void)
wl_list_remove(&node->link);
free(node);
}
atomic_store_explicit(&wlWm.nominalPeriod, 0, memory_order_release);
}
void waylandOutputBind(uint32_t name, uint32_t version)
@@ -470,6 +472,7 @@ void waylandOutputTryUnbind(uint32_t name)
free(node);
waylandWindowUpdateScale();
waylandOutputUpdateHDRWhiteLevel();
waylandOutputUpdateFramePeriod();
break;
}
}
@@ -485,7 +488,7 @@ struct WaylandScale waylandOutputGetScale(struct wl_output * output)
return waylandScaleFromInt(0);
}
bool waylandOutputGetFramePeriod(uint64_t * period)
void waylandOutputUpdateFramePeriod(void)
{
uint64_t fastest = 0;
struct SurfaceOutput * surfaceOutput;
@@ -502,6 +505,15 @@ bool waylandOutputGetFramePeriod(uint64_t * period)
fastest = candidate;
}
atomic_store_explicit(
&wlWm.nominalPeriod, fastest, memory_order_release);
}
bool waylandOutputGetFramePeriod(uint64_t * period)
{
const uint64_t fastest = atomic_load_explicit(
&wlWm.nominalPeriod, memory_order_acquire);
if (!fastest)
return false;