fly/flightgear
1
0
Fork 0
Code Activity

Improve timing statistics

Browse source 
Enable/disable and print statistics at run-time.
Configurable intervals and filters.
This commit is contained in:
ThorstenB 2011-03-23 23:09:02 +01:00
parent b4c47b06d5
commit 38226af24e
1 changed files with 31 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

31
src/Main/main.cxx
View file

@ -121,6 +121,15 @@ static void fgMainLoop( void ) {
static SGPropertyNode_ptr frame_signal
= fgGetNode("/sim/signals/frame", true);
static SGPropertyNode_ptr _statisticsFlag
= fgGetNode("/sim/timing-statistics/enabled", true);
static SGPropertyNode_ptr _statisticsInterval
= fgGetNode("/sim/timing-statistics/interval-s", true);
static SGPropertyNode_ptr _statiticsMinJitter
= fgGetNode("/sim/timing-statistics/min-jitter-ms", true);
static SGPropertyNode_ptr _statiticsMinTime
= fgGetNode("/sim/timing-statistics/min-time-ms", true);
frame_signal->fireValueChanged();
SGCloudLayer::enable_bump_mapping = fgGetBool("/sim/rendering/bump-mapping");
@ -206,6 +215,28 @@ static void fgMainLoop( void ) {
simgear::sleepForMSec(500);
}
}
// print timing statistics
static bool _lastStatisticsFlag = false;
if (_lastStatisticsFlag != _statisticsFlag->getBoolValue())
{
// flag has changed, update subsystem manager
_lastStatisticsFlag = _statisticsFlag->getBoolValue();
globals->get_subsystem_mgr()->collectDebugTiming(_lastStatisticsFlag);
}
if (_lastStatisticsFlag)
{
static double elapsed = 0;
elapsed += real_dt;
if (elapsed >= _statisticsInterval->getDoubleValue())
{
// print and reset timing statistics
globals->get_subsystem_mgr()->printTimingStatistics(_statiticsMinTime->getDoubleValue(),
_statiticsMinJitter->getDoubleValue());
elapsed = 0;
}
}
simgear::AtomicChangeListener::fireChangeListeners();
SG_LOG( SG_ALL, SG_DEBUG, "" );