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comp: Add basic frame timing information to trace log

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This commit is contained in:
Christoph Haag 2020-11-05 19:36:37 +01:00
parent 803e9531ec
commit 2a00c9f09e
1 changed files with 40 additions and 3 deletions

43
src/xrt/compositor/main/comp_compositor.c
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@ -63,6 +63,20 @@
#define WINDOW_TITLE "Monado"
static double
ns_to_ms(int64_t ns)
{
double ms = ((double)ns) * 1. / 1000. * 1. / 1000.;
return ms;
}
static double
ts_ms()
{
int64_t monotonic = os_monotonic_get_ns();
return ns_to_ms(monotonic);
}
/*!
*/
static void
@ -196,12 +210,14 @@ compositor_wait_frame(struct xrt_compositor *xc,
uint64_t *predicted_display_period)
{
struct comp_compositor *c = comp_compositor(xc);
COMP_SPEW(c, "WAIT_FRAME");
// A little bit easier to read.
int64_t interval_ns = (int64_t)c->settings.nominal_frame_interval_ns;
int64_t now_ns = os_monotonic_get_ns();
COMP_SPEW(c, "WAIT_FRAME at %8.3fms", ns_to_ms(now_ns));
if (c->last_next_display_time == 0) {
// First frame, we'll just assume we will display immediately
@ -210,6 +226,12 @@ compositor_wait_frame(struct xrt_compositor *xc,
*predicted_display_time = c->last_next_display_time;
*out_frame_id = c->last_next_display_time;
COMP_SPEW(c,
"WAIT_FRAME Finished at %8.3fms, predicted display "
"time %8.3fms, period %8.3fms",
ns_to_ms(now_ns), ns_to_ms(*predicted_display_time),
ns_to_ms(*predicted_display_period));
return XRT_SUCCESS;
}
@ -243,6 +265,13 @@ compositor_wait_frame(struct xrt_compositor *xc,
c->last_next_display_time = next_display_time;
COMP_SPEW(c,
"WAIT_FRAME Finished at %8.3fms, predicted "
"display time %8.3fms, period %8.3fms",
ns_to_ms(now_ns),
ns_to_ms(*predicted_display_time),
ns_to_ms(*predicted_display_period));
return XRT_SUCCESS;
}
}
@ -261,7 +290,7 @@ static xrt_result_t
compositor_discard_frame(struct xrt_compositor *xc, int64_t frame_id)
{
struct comp_compositor *c = comp_compositor(xc);
COMP_SPEW(c, "DISCARD_FRAME");
COMP_SPEW(c, "DISCARD_FRAME at %8.3fms", ts_ms());
return XRT_SUCCESS;
}
@ -429,7 +458,7 @@ compositor_layer_commit(struct xrt_compositor *xc, int64_t frame_id)
{
struct comp_compositor *c = comp_compositor(xc);
COMP_SPEW(c, "LAYER_COMMIT");
COMP_SPEW(c, "LAYER_COMMIT at %8.3fms", ts_ms());
// Always zero for now.
uint32_t slot_id = 0;
@ -441,6 +470,11 @@ compositor_layer_commit(struct xrt_compositor *xc, int64_t frame_id)
for (uint32_t i = 0; i < num_layers; i++) {
struct comp_layer *layer = &c->slots[slot_id].layers[i];
struct xrt_layer_data *data = &layer->data;
COMP_SPEW(c,
"LAYER_COMMIT (%d) predicted display time: %8.3fms",
i, ns_to_ms(data->timestamp));
switch (data->type) {
case XRT_LAYER_QUAD: {
struct xrt_layer_quad_data *quad = &layer->data.quad;
@ -508,6 +542,9 @@ compositor_layer_commit(struct xrt_compositor *xc, int64_t frame_id)
c->expected_app_duration_ns =
c->app_profiling.last_end - c->app_profiling.last_begin;
COMP_SPEW(c, "LAYER_COMMIT finished drawing at %8.3fms",
ns_to_ms(c->last_frame_time_ns));
// Now is a good point to garbage collect.
comp_compositor_garbage_collect(c);
return XRT_SUCCESS;