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u/ft: Rename min_margin_ns to margin_ns

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This commit is contained in:
Jakob Bornecrantz 2021-04-14 14:44:04 +01:00
parent 5192e82948
commit dda80836c6
1 changed files with 8 additions and 8 deletions
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16
src/xrt/auxiliary/util/u_timing_frame.c
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@ -116,9 +116,9 @@ struct display_timing
uint64_t adjust_non_miss_ns;
/*!
* The target amount of GPU margin we want.
* Exrta time between end of draw time and when the present happens.
*/
uint64_t min_margin_ns;
uint64_t margin_ns;
/*!
* Frame store.
@ -155,7 +155,7 @@ get_percent_of_time(uint64_t time_ns, uint32_t fraction_percent)
static uint64_t
calc_total_app_time(struct display_timing *dt)
{
return dt->app_time_ns + dt->min_margin_ns;
return dt->app_time_ns + dt->margin_ns;
}
static uint64_t
@ -328,18 +328,18 @@ adjust_app_time(struct display_timing *dt, struct frame *f)
return;
}
// We want the GPU work to stop at min_margin_ns.
// We want the GPU work to stop at margin_ns.
if (is_within_of_each_other( //
f->present_margin_ns, //
dt->min_margin_ns, //
dt->margin_ns, //
dt->adjust_non_miss_ns)) {
// Nothing to do, the GPU ended it's work +-adjust_non_miss_ns
// of min_margin_ns before the present started.
// of margin_ns before the present started.
return;
}
// We didn't miss the frame but we were outside the range adjust the app time.
if (f->present_margin_ns > dt->min_margin_ns) {
if (f->present_margin_ns > dt->margin_ns) {
// Approach the present time.
dt->app_time_ns -= dt->adjust_non_miss_ns;
} else {
@ -611,7 +611,7 @@ u_ft_display_timing_create(uint64_t estimated_frame_period_ns, struct u_frame_ti
// When not missing frames but adjusting app time at these increments
dt->adjust_non_miss_ns = get_percent_of_time(estimated_frame_period_ns, 2);
// Extra margin that is added to app time.
dt->min_margin_ns = get_percent_of_time(estimated_frame_period_ns, 8);
dt->margin_ns = get_percent_of_time(estimated_frame_period_ns, 8);
*out_uft = &dt->base;