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authorBrad Payne (Vir Linden) <vir@lindenlab.com>2021-11-09 20:25:25 +0000
committerNat Goodspeed <nat@lindenlab.com>2021-11-19 14:43:19 -0500
commit730b8427b5f40e5f62bca15c5109f50db5c10be5 (patch)
treefe1d0bb02bf4f175d3902176c414f91644554d1b /indra/llcommon
parent18de6c9b989cc7060f2a314f5b68cc102677823b (diff)
SL-16329 - track frame time and jitter (as average deviation frame to frame) in stats window
Diffstat (limited to 'indra/llcommon')
-rw-r--r--indra/llcommon/lltracerecording.cpp27
-rw-r--r--indra/llcommon/lltracerecording.h29
2 files changed, 55 insertions, 1 deletions
diff --git a/indra/llcommon/lltracerecording.cpp b/indra/llcommon/lltracerecording.cpp
index c72a64d086..5ce1b337fe 100644
--- a/indra/llcommon/lltracerecording.cpp
+++ b/indra/llcommon/lltracerecording.cpp
@@ -858,7 +858,6 @@ F64 PeriodicRecording::getPeriodMean( const StatType<EventAccumulator>& stat, S3
: NaN;
}
-
F64 PeriodicRecording::getPeriodStandardDeviation( const StatType<EventAccumulator>& stat, S32 num_periods /*= S32_MAX*/ )
{
LL_PROFILE_ZONE_SCOPED;
@@ -952,6 +951,32 @@ F64 PeriodicRecording::getPeriodMean( const StatType<SampleAccumulator>& stat, S
: NaN;
}
+F64 PeriodicRecording::getPeriodMedian( const StatType<SampleAccumulator>& stat, S32 num_periods /*= S32_MAX*/ )
+{
+ LL_PROFILE_ZONE_SCOPED;
+ num_periods = llmin(num_periods, getNumRecordedPeriods());
+
+ std::vector<F64> buf;
+ for (S32 i = 1; i <= num_periods; i++)
+ {
+ Recording& recording = getPrevRecording(i);
+ if (recording.getDuration() > (F32Seconds)0.f)
+ {
+ if (recording.hasValue(stat))
+ {
+ buf.push_back(recording.getMean(stat));
+ }
+ }
+ }
+ if (buf.size()==0)
+ {
+ return 0.0f;
+ }
+ std::sort(buf.begin(), buf.end());
+
+ return F64((buf.size() % 2 == 0) ? (buf[buf.size() / 2 - 1] + buf[buf.size() / 2]) / 2 : buf[buf.size() / 2]);
+}
+
F64 PeriodicRecording::getPeriodStandardDeviation( const StatType<SampleAccumulator>& stat, S32 num_periods /*= S32_MAX*/ )
{
LL_PROFILE_ZONE_SCOPED;
diff --git a/indra/llcommon/lltracerecording.h b/indra/llcommon/lltracerecording.h
index 6715104613..1f3d37336a 100644
--- a/indra/llcommon/lltracerecording.h
+++ b/indra/llcommon/lltracerecording.h
@@ -599,6 +599,35 @@ namespace LLTrace
return typename RelatedTypes<T>::fractional_t(getPeriodMeanPerSec(static_cast<const StatType<CountAccumulator>&>(stat), num_periods));
}
+ F64 getPeriodMedian( const StatType<SampleAccumulator>& stat, S32 num_periods = S32_MAX);
+
+ template <typename T>
+ typename RelatedTypes<typename T::value_t>::fractional_t getPeriodMedianPerSec(const StatType<T>& stat, S32 num_periods = S32_MAX)
+ {
+ LL_PROFILE_ZONE_SCOPED;
+ num_periods = llmin(num_periods, getNumRecordedPeriods());
+
+ std::vector <typename RelatedTypes<typename T::value_t>::fractional_t> buf;
+ for (S32 i = 1; i <= num_periods; i++)
+ {
+ Recording& recording = getPrevRecording(i);
+ if (recording.getDuration() > (F32Seconds)0.f)
+ {
+ buf.push_back(recording.getPerSec(stat));
+ }
+ }
+ std::sort(buf.begin(), buf.end());
+
+ return typename RelatedTypes<T>::fractional_t((buf.size() % 2 == 0) ? (buf[buf.size() / 2 - 1] + buf[buf.size() / 2]) / 2 : buf[buf.size() / 2]);
+ }
+
+ template<typename T>
+ typename RelatedTypes<T>::fractional_t getPeriodMedianPerSec(const CountStatHandle<T>& stat, S32 num_periods = S32_MAX)
+ {
+ LL_PROFILE_ZONE_SCOPED;
+ return typename RelatedTypes<T>::fractional_t(getPeriodMedianPerSec(static_cast<const StatType<CountAccumulator>&>(stat), num_periods));
+ }
+
//
// PERIODIC STANDARD DEVIATION
//