Files
pilotclient/src/blackmisc/aviation/aircraftsituationchange.cpp
2020-06-12 18:42:35 +01:00

335 lines
18 KiB
C++

/* Copyright (C) 2018
* swift project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
* or distributed except according to the terms contained in the LICENSE file.
*/
#include "blackmisc/aviation/aircraftsituationchange.h"
#include "blackmisc/aviation/aircraftsituationlist.h"
#include "blackmisc/aviation/callsign.h"
#include "blackmisc/pq/length.h"
#include "blackmisc/pq/angle.h"
#include "blackmisc/pq/units.h"
#include "blackmisc/math/mathutils.h"
#include "blackmisc/comparefunctions.h"
#include "blackmisc/propertyindex.h"
#include "blackmisc/variant.h"
#include "blackmisc/verify.h"
#include "blackmisc/stringutils.h"
#include "blackconfig/buildconfig.h"
#include "QStringBuilder"
#include <QtGlobal>
#include <QPair>
using namespace BlackMisc::PhysicalQuantities;
using namespace BlackMisc::Math;
using namespace BlackConfig;
namespace BlackMisc
{
namespace Aviation
{
void CAircraftSituationChange::registerMetadata()
{
CValueObject<CAircraftSituationChange>::registerMetadata();
qRegisterMetaType<CAircraftSituationChange::GuessedSceneryDeviation>();
}
CAircraftSituationChange::CAircraftSituationChange() {}
CAircraftSituationChange::CAircraftSituationChange(const CAircraftSituationList &situations, const PhysicalQuantities::CLength &cg, bool isVtol, bool alreadySortedLatestFirst, bool calcStdDeviations)
{
if (situations.size() < 2) { return; }
const CAircraftSituationList sorted(alreadySortedLatestFirst ? situations : situations.getSortedAdjustedLatestFirst());
if (CBuildConfig::isLocalDeveloperDebugBuild())
{
Q_ASSERT_X(sorted.isSortedAdjustedLatestFirstWithoutNullPositions(), Q_FUNC_INFO, "Wrong sort order or NULL position");
}
const CAircraftSituation latest(sorted.front());
const CAircraftSituation oldest(sorted.back());
const CCallsign cs(latest.getCallsign());
m_situationsCount = situations.size();
m_correspondingCallsign = cs;
m_timestampMSecsSinceEpoch = latest.getMSecsSinceEpoch();
m_timeOffsetMs = latest.getTimeOffsetMs();
m_oldestTimestampMSecsSinceEpoch = oldest.getMSecsSinceEpoch();
m_latestAdjustedTimestampMSecsSinceEpoch = latest.getAdjustedMSecsSinceEpoch();
m_oldestAdjustedTimestampMSecsSinceEpoch = oldest.getAdjustedMSecsSinceEpoch();
m_constAscending = sorted.isConstAscending(true);
m_constDescending = sorted.isConstDescending(true);
m_constOnGround = sorted.isConstOnGround();
m_constNotOnGround = sorted.isConstNotOnGround();
m_justTakeoff = sorted.isJustTakingOff(true);
m_justTouchdown = sorted.isJustTouchingDown(true);
m_constAccelerating = sorted.isConstAccelerating(true);
m_constDecelerating = sorted.isConstDecelarating(true);
m_containsPushBack = !isVtol && sorted.containsPushBack();
if (sorted.size() >= 3)
{
const CAircraftSituationList sortedWithout = sorted.withoutFrontSituation();
m_wasNotOnGround = sortedWithout.isConstNotOnGround();
m_wasOnGround = sortedWithout.isConstOnGround();
}
if (calcStdDeviations)
{
this->calculateStdDeviations(situations, cg);
m_rotateUp = sorted.front().getPitch() > (m_pitchMean + m_pitchStdDev);
}
else
{
m_rotateUp = sorted.isRotatingUp(true);
}
}
bool CAircraftSituationChange::hasSceneryDeviation() const
{
return !m_guessedSceneryDeviation.isNull();
}
bool CAircraftSituationChange::hasElevationDevWithinAllowedRange() const
{
if (m_elvStdDev.isNull()) { return false; }
return m_elvStdDev < allowedAltitudeDeviation();
}
bool CAircraftSituationChange::hasAltitudeDevWithinAllowedRange() const
{
if (m_altStdDev.isNull()) { return false; }
return m_altStdDev < allowedAltitudeDeviation();
}
QString CAircraftSituationChange::convertToQString(bool i18n) const
{
Q_UNUSED(i18n)
static const QString null("null");
if (this->isNull()) { return null; }
return u"CS: '" % this->getCallsign().asString() %
u" ' ts: " % this->getTimestampAndOffset(true) %
u" | situations:" % QString::number(m_situationsCount) %
u" | ts adj.: " % QString::number(m_oldestAdjustedTimestampMSecsSinceEpoch) % u'-' % QString::number(m_latestAdjustedTimestampMSecsSinceEpoch) %
u" | just takeoff: " % boolToYesNo(this->isJustTakingOff()) % u" just touchdown: " % boolToYesNo(this->isJustTouchingDown()) %
u" | all gnd: " % boolToYesNo(this->isConstOnGround()) % u'/' % boolToYesNo(this->wasConstOnGround()) %
u" | all not gnd: " % boolToYesNo(this->isConstNotOnGround()) % u'/' % boolToYesNo(this->wasConstNotOnGround()) %
u" | ascending: " % boolToYesNo(this->isConstAscending()) % u" descending: " % boolToYesNo(this->isConstDescending()) %
u" | accelerating.: " % boolToYesNo(this->isConstAccelerating()) % u" decelarating: " % boolToYesNo(this->isConstDecelarating()) %
u" | rotate up: " % boolToYesNo(this->isRotatingUp()) %
u" | push back: " % boolToYesNo(this->containsPushBack()) %
u" | scenery delta: " % m_guessedSceneryDeviation.valueRoundedWithUnit(1) % u" [" % this->getSceneryDeviationHintAsString() %
u"] | AGL delta: " % m_gndDistMean.valueRoundedWithUnit(1) % u'/' % m_gndDistStdDev.valueRoundedWithUnit(1) %
u" | std.dev/mean: pitch " % m_pitchMean.valueRoundedWithUnit(1) % u'/' % m_pitchStdDev.valueRoundedWithUnit(1) %
u" gs " % m_gsMean.valueRoundedWithUnit(1) % u'/' % m_gsStdDev.valueRoundedWithUnit(1) %
u" alt. " % m_altMean.valueRoundedWithUnit(1) % u'/' % m_altStdDev.valueRoundedWithUnit(1) %
u" elv. " % m_elvMean.valueRoundedWithUnit(1) % u'/' % m_elvStdDev.valueRoundedWithUnit(1);
}
CVariant CAircraftSituationChange::propertyByIndex(const CPropertyIndex &index) const
{
if (index.isMyself()) { return CVariant::fromValue(*this); }
if (ITimestampWithOffsetBased::canHandleIndex(index)) { return ITimestampWithOffsetBased::propertyByIndex(index); }
const ColumnIndex i = index.frontCasted<ColumnIndex>();
switch (i)
{
case IndexCallsign: return m_correspondingCallsign.propertyByIndex(index.copyFrontRemoved());
case IndexSituationsCount: return CVariant::fromValue(m_situationsCount);
case IndexConstAscending: return CVariant::fromValue(m_constAscending);
case IndexConstDescending: return CVariant::fromValue(m_constDescending);
case IndexConstNotOnGround: return CVariant::fromValue(m_constNotOnGround);
case IndexConstOnGround: return CVariant::fromValue(m_constOnGround);
case IndexIsNull: return CVariant::fromValue(this->isNull());
case IndexJustTakingOff: return CVariant::fromValue(m_justTakeoff);
case IndexJustTouchingDown: return CVariant::fromValue(m_justTouchdown);
case IndexRotatingUp: return CVariant::fromValue(m_rotateUp);
case IndexContainsPushBack: return CVariant::fromValue(m_containsPushBack);
case IndexAltitudeMean: return CVariant::fromValue(m_altMean);
case IndexAltitudeStdDev: return CVariant::fromValue(m_altStdDev);
case IndexElevationMean: return CVariant::fromValue(m_elvMean);
case IndexElevationStdDev: return CVariant::fromValue(m_elvStdDev);
default: return CValueObject::propertyByIndex(index);
}
}
void CAircraftSituationChange::setPropertyByIndex(const CPropertyIndex &index, const CVariant &variant)
{
if (index.isMyself()) { (*this) = variant.to<CAircraftSituationChange>(); return; }
if (ITimestampWithOffsetBased::canHandleIndex(index)) { ITimestampWithOffsetBased::setPropertyByIndex(index, variant); return; }
const ColumnIndex i = index.frontCasted<ColumnIndex>();
switch (i)
{
case IndexCallsign: m_correspondingCallsign.setPropertyByIndex(index.copyFrontRemoved(), variant); break;
case IndexSituationsCount: m_situationsCount = variant.toInt(); break;
case IndexConstAscending: m_constAscending = variant.toBool(); break;
case IndexConstDescending: m_constDescending = variant.toBool(); break;
case IndexConstNotOnGround: m_constNotOnGround = variant.toBool(); break;
case IndexConstOnGround: m_constOnGround = variant.toBool(); break;
case IndexJustTakingOff: m_justTakeoff = variant.toBool(); break;
case IndexJustTouchingDown: m_justTouchdown = variant.toBool(); break;
case IndexRotatingUp: m_rotateUp = variant.toBool(); break;
case IndexContainsPushBack: m_containsPushBack = variant.toBool(); break;
case IndexIsNull:
case IndexAltitudeMean:
case IndexAltitudeStdDev:
case IndexElevationMean:
case IndexElevationStdDev:
break; // read only
default: CValueObject::setPropertyByIndex(index, variant); break;
}
}
int CAircraftSituationChange::comparePropertyByIndex(const CPropertyIndex &index, const CAircraftSituationChange &compareValue) const
{
if (index.isMyself()) { return ITimestampWithOffsetBased::comparePropertyByIndex(CPropertyIndex(), compareValue); }
if (ITimestampWithOffsetBased::canHandleIndex(index)) { return ITimestampWithOffsetBased::comparePropertyByIndex(index, compareValue); }
const ColumnIndex i = index.frontCasted<ColumnIndex>();
switch (i)
{
case IndexCallsign: return m_correspondingCallsign.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.getCallsign());
case IndexSituationsCount: return Compare::compare(this->getSituationsCount(), compareValue.getSituationsCount());
case IndexConstAscending: return Compare::compare(this->isConstAscending(), compareValue.isConstAscending());
case IndexConstDescending: return Compare::compare(this->isConstDescending(), compareValue.isConstDescending());
case IndexConstNotOnGround: return Compare::compare(this->isConstNotOnGround(), compareValue.isConstNotOnGround());
case IndexConstOnGround: return Compare::compare(this->isConstOnGround(), compareValue.isConstOnGround());
case IndexJustTakingOff: return Compare::compare(this->isJustTakingOff(), compareValue.isJustTakingOff());
case IndexJustTouchingDown: return Compare::compare(this->isJustTouchingDown(), compareValue.isJustTouchingDown());
case IndexRotatingUp: return Compare::compare(this->isRotatingUp(), compareValue.isRotatingUp());
case IndexContainsPushBack: return Compare::compare(this->containsPushBack(), compareValue.containsPushBack());
case IndexIsNull: return Compare::compare(this->isNull(), compareValue.isNull());
case IndexAltitudeMean: return m_altMean.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.m_altMean);
case IndexAltitudeStdDev: return m_altStdDev.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.m_altStdDev);
case IndexElevationMean: return m_elvMean.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.m_elvMean);
case IndexElevationStdDev: return m_elvStdDev.comparePropertyByIndex(index.copyFrontRemoved(), compareValue.m_elvStdDev);
default: return CValueObject::comparePropertyByIndex(index, *this);
}
Q_ASSERT_X(false, Q_FUNC_INFO, "No comparison");
return 0;
}
bool CAircraftSituationChange::calculateStdDeviations(const CAircraftSituationList &situations, const CLength &cg)
{
if (situations.isEmpty()) { return false; }
const QPair<CSpeed, CSpeed> gsStdDevMean = situations.groundSpeedStandardDeviationAndMean();
m_gsStdDev = gsStdDevMean.first;
m_gsMean = gsStdDevMean.second;
const QPair<CAngle, CAngle> pitchStdDevMean = situations.pitchStandardDeviationAndMean();
m_pitchStdDev = pitchStdDevMean.first;
m_pitchMean = pitchStdDevMean.second;
const QList<double> altValues = situations.altitudeValues(CAltitude::defaultUnit());
if (altValues.size() == situations.size())
{
const QPair<double, double> altDevMean = CMathUtils::standardDeviationAndMean(altValues);
m_altStdDev = CAltitude(altDevMean.first, CAltitude::MeanSeaLevel, CAltitude::defaultUnit());
m_altMean = CAltitude(altDevMean.second, CAltitude::MeanSeaLevel, CAltitude::defaultUnit());
}
const QList<double> elvValues = situations.elevationValues(CAltitude::defaultUnit());
if (elvValues.size() == situations.size())
{
const QPair<double, double> elvDevMean = CMathUtils::standardDeviationAndMean(elvValues);
m_elvStdDev = CAltitude(elvDevMean.first, CAltitude::MeanSeaLevel, CAltitude::defaultUnit());
m_elvMean = CAltitude(elvDevMean.second, CAltitude::MeanSeaLevel, CAltitude::defaultUnit());
if (altValues.size() == situations.size())
{
QList<double> gndDistance;
for (int i = 0; i < altValues.size(); i++)
{
const double delta = altValues[i] - elvValues[i];
gndDistance.push_back(delta);
}
const QPair<double, double> gndDistanceDevMean = CMathUtils::standardDeviationAndMean(gndDistance);
m_gndDistStdDev = CLength(gndDistanceDevMean.first, CAltitude::defaultUnit());
m_gndDistMean = CLength(gndDistanceDevMean.second, CAltitude::defaultUnit());
const auto gndDistMinMax = std::minmax_element(gndDistance.constBegin(), gndDistance.constEnd());
const double gndDistMin = *gndDistMinMax.first;
const double gndDistMax = *gndDistMinMax.second;
m_minGroundDistance = CLength(gndDistMin, CAltitude::defaultUnit());
m_maxGroundDistance = CLength(gndDistMax, CAltitude::defaultUnit());
this->guessSceneryDeviation(cg);
}
}
return true;
}
const CAircraftSituationChange &CAircraftSituationChange::null()
{
static const CAircraftSituationChange null;
return null;
}
const QString &CAircraftSituationChange::guessedSceneryDeviationToString(GuessedSceneryDeviation hint)
{
static const QString noInfo("no info");
static const QString completeOg("complete og");
static const QString wasOg("was og");
static const QString smallAGLDev("small AGL dev. near gnd.");
switch (hint)
{
case AllOnGround: return completeOg;
case WasOnGround: return wasOg;
case SmallAGLDeviationNearGround: return smallAGLDev;
case NoDeviationInfo:
default: break;
}
return noInfo;
}
const CLength &CAircraftSituationChange::allowedAltitudeDeviation()
{
// approx. 1 meter
static const CLength allowedStdDev(3, CLengthUnit::ft());
return allowedStdDev;
}
void CAircraftSituationChange::setSceneryDeviation(const CLength &deviation, const CLength &cg, CAircraftSituationChange::GuessedSceneryDeviation hint)
{
m_guessedSceneryDeviation = deviation;
m_guessedSceneryDeviationCG = cg.isNull() ? CLength::null() : deviation - cg;
this->setSceneryDeviationHint(hint);
}
void CAircraftSituationChange::guessSceneryDeviation(const CLength &cg)
{
m_guessedSceneryDeviation = CLength::null();
this->setSceneryDeviationHint(NoDeviationInfo);
if (m_gndDistStdDev.isNull()) { return; }
if (m_gndDistMean.isNull()) { return; }
// only for a small deviation we can calculate scenery differemce
static const CLength maxDeviation(2, CLengthUnit::ft());
// Small deviation means "const" AGL
if (m_gndDistStdDev <= maxDeviation)
{
do
{
if (this->isConstOnGround()) { this->setSceneryDeviation(m_gndDistMean, cg, AllOnGround); break; }
if (this->wasConstNotOnGround()) { this->setSceneryDeviation(m_gndDistMean, cg, WasOnGround); break; }
if (!m_altStdDev.isNull() && m_altStdDev <= maxDeviation)
{
// small alt.deviation too!
if (!m_maxGroundDistance.isNull() && m_maxGroundDistance < cg)
{
if (this->isConstOnGround()) { this->setSceneryDeviation(m_gndDistMean, cg, SmallAGLDeviationNearGround); break; }
}
}
}
while (false);
}
}
} // namespace
} // namespace