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src/Aircraft/flightrecorder.cxx: Improved logging of raw speed values.

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This commit is contained in:
Julian Smith 2021-04-14 10:17:44 +01:00
parent cb00971dcb
commit 745273ab26
1 changed files with 11 additions and 8 deletions
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19
src/Aircraft/flightrecorder.cxx
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@ -787,8 +787,8 @@ FGFlightRecorder::replay(double SimTime, const FGReplayData* _pNextBuffer,
}
m_CaptureDouble[i].Signal->setDoubleValue(v);
}
if (m_LogRawSpeed->getBoolValue()) {
if (m_LogRawSpeed->getBoolValue() && _pNextBuffer && pLastBuffer) {
// Log raw speed values to
// /sim/replay/log-raw-speed-values/value[]. This is used by
// scripts/python/recordreplay.py --test-motion.
@ -800,14 +800,17 @@ FGFlightRecorder::replay(double SimTime, const FGReplayData* _pNextBuffer,
);
SGVec3d pos = SGVec3d::fromGeod(pos_geod);
static SGVec3d pos_prev;
static double simtime_prev = -1;
double dt = SimTime - simtime_prev;
if (simtime_prev != -1 && dt > 0) {
static double t_prev = -1;
double t = SimTime;
double dt = t - t_prev;
if (t_prev != -1 && dt > 0) {
double distance = length(pos - pos_prev);
double speed = dt ? distance / dt : -1;
SG_LOG(SG_GENERAL, SG_DEBUG, "User aircraft:"
SG_LOG(SG_GENERAL, SG_DEBUG, ""
<< " User aircraft:"
<< " pLastBuffer=" << ((void*) pLastBuffer)
<< " SimTime=" << SimTime
<< " t_prev=" << std::setprecision(10) << t_prev
<< " t=" << std::setprecision(10) << t
<< " dt=" << dt
<< " distance=" << distance
<< " speed=" << speed
@ -816,7 +819,7 @@ FGFlightRecorder::replay(double SimTime, const FGReplayData* _pNextBuffer,
n->addChild("value")->setDoubleValue(speed);
}
pos_prev = pos;
simtime_prev = SimTime;
t_prev = t;
}
Offset += SignalCount * sizeof(double);