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[client] metrics: correlate Wayland presentation timing

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This commit is contained in:
Geoffrey McRae
2026-08-06 17:29:44 +10:00
parent d3ee46f376
commit ea6e155bbf
11 changed files with 327 additions and 63 deletions
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20
client/displayservers/Wayland/gl.c
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@@ -28,6 +28,7 @@
#include "app.h"
#include "common/debug.h"
#include "common/time.h"
#include "util.h"
#if defined(ENABLE_EGL) || defined(ENABLE_OPENGL)
@@ -229,9 +230,12 @@ static const struct wp_image_description_v1_listener hdrImageDescListener =
};
bool waylandEGLSwapBuffers(EGLDisplay display, EGLSurface surface,
const struct Rect * damage, int count)
const struct Rect * damage, int count, uint64_t frameToken,
uint64_t * swapTime, bool * presentTracked)
{
bool result = false;
bool result = false;
*swapTime = 0;
*presentTracked = false;
// EGL presentation sends a batch of Wayland requests ending in a surface
// commit. A concurrent commit would apply a partial batch and, when explicit
@@ -249,10 +253,15 @@ bool waylandEGLSwapBuffers(EGLDisplay display, EGLSurface surface,
swapWithDamageInit(&wlWm.swapWithDamage, display);
}
waylandPresentationFrame();
struct WaylandPresentationFrame * presentationFrame =
waylandPresentationFrame(frameToken);
applyHDRPending();
const uint64_t swapStart = nanotime();
result = swapWithDamage(
&wlWm.swapWithDamage, display, surface, damage, count);
*swapTime = nanotime() - swapStart;
waylandPresentationSwapDone(
presentationFrame, result, presentTracked);
if (result)
activateReadyHDRImageDesc();
});
@@ -756,6 +765,9 @@ void waylandGLSetSwapInterval(int interval)
void waylandGLSwapBuffers(void)
{
(void)waylandEGLSwapBuffers(wlWm.glDisplay, wlWm.glSurface, NULL, 0);
uint64_t swapTime = 0;
bool presentTracked = false;
(void)waylandEGLSwapBuffers(wlWm.glDisplay, wlWm.glSurface, NULL, 0, 0,
&swapTime, &presentTracked);
}
#endif