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-rwxr-xr-xindra/llui/llstatbar.cpp107
1 files changed, 69 insertions, 38 deletions
diff --git a/indra/llui/llstatbar.cpp b/indra/llui/llstatbar.cpp
index 900f81992c..b564ad5cee 100755
--- a/indra/llui/llstatbar.cpp
+++ b/indra/llui/llstatbar.cpp
@@ -41,6 +41,16 @@
#include "lllocalcliprect.h"
#include <iostream>
+// rate at which to update display of value that is rapidly changing
+const F32 MEAN_VALUE_UPDATE_TIME = 1.f / 4.f;
+// time between value changes that qualifies as a "rapid change"
+const LLUnit<F32, LLUnits::Seconds> RAPID_CHANGE_THRESHOLD = 0.2f;
+// maximum number of rapid changes in RAPID_CHANGE_WINDOW before switching over to displaying the mean
+// instead of latest value
+const S32 MAX_RAPID_CHANGES_PER_SEC = 10;
+// period of time over which to measure rapid changes
+const LLUnit<F32, LLUnits::Seconds> RAPID_CHANGE_WINDOW = 1.f;
+
F32 calc_tick_value(F32 min, F32 max)
{
F32 range = max - min;
@@ -141,6 +151,25 @@ void calc_auto_scale_range(F32& min, F32& max, F32& tick)
max = out_max;
}
+LLStatBar::Params::Params()
+: label("label"),
+ unit_label("unit_label"),
+ bar_min("bar_min", 0.f),
+ bar_max("bar_max", 0.f),
+ tick_spacing("tick_spacing", 0.f),
+ decimal_digits("decimal_digits", 3),
+ show_bar("show_bar", false),
+ show_history("show_history", false),
+ scale_range("scale_range", true),
+ num_frames("num_frames", 200),
+ num_frames_short("num_frames_short", 20),
+ max_height("max_height", 100),
+ stat("stat"),
+ orientation("orientation", VERTICAL)
+{
+ changeDefault(follows.flags, FOLLOWS_TOP | FOLLOWS_LEFT);
+}
+
///////////////////////////////////////////////////////////////////////////////////
LLStatBar::LLStatBar(const Params& p)
@@ -253,7 +282,6 @@ S32 calc_num_rapid_changes(LLTrace::PeriodicRecording& periodic_recording, const
LLUnit<F32, LLUnits::Seconds> elapsed_time,
time_since_value_changed;
S32 num_rapid_changes = 0;
- const LLUnit<F32, LLUnits::Seconds> RAPID_CHANGE_THRESHOLD = LLUnits::Seconds::fromValue(0.3f);
F64 last_value = periodic_recording.getPrevRecording(1).getSum(stat);
for (S32 i = 1; i < periodic_recording.getNumRecordedPeriods(); i++)
@@ -293,57 +321,50 @@ void LLStatBar::draw()
: mNumShortHistoryFrames;
S32 num_rapid_changes = 0;
- const S32 MAX_RAPID_CHANGES = 6;
- const F32 MIN_VALUE_UPDATE_TIME = 1.f / 4.f;
- const LLUnit<F32, LLUnits::Seconds> CHANGE_WINDOW = LLUnits::Seconds::fromValue(2.f);
-
if (mCountFloatp)
{
const LLTrace::TraceType<LLTrace::CountAccumulator>& count_stat = *mCountFloatp;
- unit_label = mUnitLabel.empty() ? (std::string(count_stat.getUnitLabel()) + "/s") : mUnitLabel;
- current = last_frame_recording.getPerSec(count_stat);
- min = frame_recording.getPeriodMinPerSec(count_stat, num_frames);
- max = frame_recording.getPeriodMaxPerSec(count_stat, num_frames);
- mean = frame_recording.getPeriodMeanPerSec(count_stat, num_frames);
- num_rapid_changes = calc_num_rapid_changes(frame_recording, count_stat, CHANGE_WINDOW);
+ unit_label = mUnitLabel.empty() ? (std::string(count_stat.getUnitLabel()) + "/s") : mUnitLabel;
+ current = last_frame_recording.getPerSec(count_stat);
+ min = frame_recording.getPeriodMinPerSec(count_stat, num_frames);
+ max = frame_recording.getPeriodMaxPerSec(count_stat, num_frames);
+ mean = frame_recording.getPeriodMeanPerSec(count_stat, num_frames);
+ display_value = mean;
}
else if (mEventFloatp)
{
const LLTrace::TraceType<LLTrace::EventAccumulator>& event_stat = *mEventFloatp;
- unit_label = mUnitLabel.empty() ? event_stat.getUnitLabel() : mUnitLabel;
-
- current = last_frame_recording.getLastValue(event_stat);
- min = frame_recording.getPeriodMin(event_stat, num_frames);
- max = frame_recording.getPeriodMax(event_stat, num_frames);
- mean = frame_recording.getPeriodMean(event_stat, num_frames);
- num_rapid_changes = calc_num_rapid_changes(frame_recording, event_stat, CHANGE_WINDOW);
+ unit_label = mUnitLabel.empty() ? event_stat.getUnitLabel() : mUnitLabel;
+ current = last_frame_recording.getLastValue(event_stat);
+ min = frame_recording.getPeriodMin(event_stat, num_frames);
+ max = frame_recording.getPeriodMax(event_stat, num_frames);
+ mean = frame_recording.getPeriodMean(event_stat, num_frames);
+ num_rapid_changes = calc_num_rapid_changes(frame_recording, event_stat, RAPID_CHANGE_WINDOW);
+ display_value = mean;
}
else if (mSampleFloatp)
{
const LLTrace::TraceType<LLTrace::SampleAccumulator>& sample_stat = *mSampleFloatp;
- unit_label = mUnitLabel.empty() ? sample_stat.getUnitLabel() : mUnitLabel;
+ unit_label = mUnitLabel.empty() ? sample_stat.getUnitLabel() : mUnitLabel;
+ current = last_frame_recording.getLastValue(sample_stat);
+ min = frame_recording.getPeriodMin(sample_stat, num_frames);
+ max = frame_recording.getPeriodMax(sample_stat, num_frames);
+ mean = frame_recording.getPeriodMean(sample_stat, num_frames);
+ num_rapid_changes = calc_num_rapid_changes(frame_recording, sample_stat, RAPID_CHANGE_WINDOW);
- current = last_frame_recording.getLastValue(sample_stat);
- min = frame_recording.getPeriodMin(sample_stat, num_frames);
- max = frame_recording.getPeriodMax(sample_stat, num_frames);
- mean = frame_recording.getPeriodMean(sample_stat, num_frames);
- num_rapid_changes = calc_num_rapid_changes(frame_recording, sample_stat, CHANGE_WINDOW);
- }
-
- if (mLastDisplayValueTimer.getElapsedTimeF32() > MIN_VALUE_UPDATE_TIME)
- {
- mLastDisplayValueTimer.reset();
- display_value = (num_rapid_changes > MAX_RAPID_CHANGES)
- ? mean
- : current;
- mLastDisplayValue = display_value;
- }
- else
- {
- display_value = mLastDisplayValue;
+ if (num_rapid_changes / RAPID_CHANGE_WINDOW > MAX_RAPID_CHANGES_PER_SEC)
+ {
+ display_value = mean;
+ }
+ else
+ {
+ display_value = current;
+ // always display current value, don't rate limit
+ mLastDisplayValue = current;
+ }
}
LLRect bar_rect;
@@ -365,7 +386,17 @@ void LLStatBar::draw()
mCurMaxBar = LLSmoothInterpolation::lerp(mCurMaxBar, mMaxBar, 0.05f);
mCurMinBar = LLSmoothInterpolation::lerp(mCurMinBar, mMinBar, 0.05f);
- drawLabelAndValue(display_value, unit_label, bar_rect);
+ // rate limited updates
+ if (mLastDisplayValueTimer.getElapsedTimeF32() > MEAN_VALUE_UPDATE_TIME)
+ {
+ mLastDisplayValueTimer.reset();
+ drawLabelAndValue(display_value, unit_label, bar_rect);
+ mLastDisplayValue = display_value;
+ }
+ else
+ {
+ drawLabelAndValue(mLastDisplayValue, unit_label, bar_rect);
+ }
if (mDisplayBar
&& (mCountFloatp || mEventFloatp || mSampleFloatp))
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-17 13:14:49 +0000