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Use new simvar to compensate for MSFS temperature effect on altitude

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This commit is contained in:
Mat Sutcliffe
2022-10-30 20:23:12 +00:00
parent b3e312e1d3
commit 1e29100102
7 changed files with 32 additions and 3 deletions
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15
src/plugins/simulator/fsxcommon/simulatorfsxcommon.cpp
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@@ -655,6 +655,11 @@ namespace BlackSimPlugin::FsxCommon
return true;
}
void CSimulatorFsxCommon::setTrueAltitude(CAircraftSituation &aircraftSituation, const DataDefinitionOwnAircraft &simulatorOwnAircraft)
{
aircraftSituation.setAltitude(CAltitude(simulatorOwnAircraft.altitudeFt, CAltitude::MeanSeaLevel, CLengthUnit::ft()));
}
void CSimulatorFsxCommon::updateOwnAircraftFromSimulator(const DataDefinitionOwnAircraft &simulatorOwnAircraft)
{
const qint64 ts = QDateTime::currentMSecsSinceEpoch();
@@ -677,7 +682,7 @@ namespace BlackSimPlugin::FsxCommon
aircraftSituation.setHeading(CHeading(simulatorOwnAircraft.trueHeadingDeg, CHeading::True, CAngleUnit::deg()));
aircraftSituation.setGroundSpeed(CSpeed(simulatorOwnAircraft.velocity, CSpeedUnit::kts()));
aircraftSituation.setGroundElevation(CAltitude(simulatorOwnAircraft.elevationFt, CAltitude::MeanSeaLevel, CLengthUnit::ft()), CAircraftSituation::FromProvider);
aircraftSituation.setAltitude(CAltitude(simulatorOwnAircraft.altitudeFt, CAltitude::MeanSeaLevel, CLengthUnit::ft()));
setTrueAltitude(aircraftSituation, simulatorOwnAircraft);
aircraftSituation.setPressureAltitude(CAltitude(simulatorOwnAircraft.pressureAltitudeM, CAltitude::MeanSeaLevel, CAltitude::PressureAltitude, CLengthUnit::m()));
// set on ground also in situation for consistency and future usage
// it is duplicated in parts
@@ -1998,7 +2003,13 @@ namespace BlackSimPlugin::FsxCommon
// update situation
if (forceUpdate || !this->isEqualLastSent(result.getInterpolatedSituation()))
{
SIMCONNECT_DATA_INITPOSITION position = this->aircraftSituationToFsxPosition(result, sendGround);
// adjust altitude to compensate for FS2020 temperature effect
CAircraftSituation situation = result;
const CLength relativeAltitude = situation.geodeticHeight() - getOwnAircraftPosition().geodeticHeight();
const double altitudeDeltaWeight = 2 - qBound(3000.0, relativeAltitude.abs().value(CLengthUnit::ft()), 6000.0) / 3000;
situation.setAltitude({ situation.getAltitude() + m_altitudeDelta * altitudeDeltaWeight, situation.getAltitude().getReferenceDatum() });
SIMCONNECT_DATA_INITPOSITION position = this->aircraftSituationToFsxPosition(situation, sendGround);
const HRESULT hr = this->logAndTraceSendId(
SimConnect_SetDataOnSimObject(
m_hSimConnect, CSimConnectDefinitions::DataRemoteAircraftSetPosition,