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Ref T275, extrapolate elevation function

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* extrapolate will be used to "guess" elevation when a new network situation is received
* we guess the elevation until we receive it from provider
This commit is contained in:
Klaus Basan
2018-06-17 00:34:02 +02:00
parent 5a22b79299
commit c24e1d9c16
4 changed files with 117 additions and 23 deletions
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29
src/blackmisc/aviation/aircraftsituation.h
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@@ -95,7 +95,7 @@ namespace BlackMisc
// received situation
InFromNetwork, //!< received from network
InFromParts, //!< set from aircraft parts
InNoGroundInfo, //!< not know
InNoGroundInfo, //!< not known
// send information
OutOnGroundOwnAircraft //!< sending on ground
};
@@ -117,6 +117,7 @@ namespace BlackMisc
NoElevationInfo,
TransferredElevation, //!< transferred from nearby situation
Interpolated, //!< interpolated between 2 elevations
Extrapolated, //!< extrapolated ("guessing")
FromProvider, //!< from BlackMisc::Simulation::ISimulationEnvironmentProvider
FromCache, //!< from cache
SituationChange, //!< from BlackMisc::Aviation::CAircraftSituationChange
@@ -286,14 +287,28 @@ namespace BlackMisc
//! Transfer from "this" situation to \c otherSituation
//! \remark "transfer" can be used, if the positions are known, "preset" if they are still unknown
//! \sa CAircraftSituation::interpolateGroundElevation
bool transferGroundElevation(CAircraftSituation &otherSituation, const PhysicalQuantities::CLength &radius = Geo::CElevationPlane::singlePointRadius()) const;
//! \sa CAircraftSituation::interpolateElevation
bool transferGroundElevation(CAircraftSituation &transferToSituation, const PhysicalQuantities::CLength &radius = Geo::CElevationPlane::singlePointRadius()) const;
//! Preset "this" elevation from the two adjacent positions
//! \remark it is not required that the position of "this" is already known
//! \remark "transfer" can be used, if the positions are known, "preset" if they are still unknown
//! \sa CAircraftSituation::transferGroundElevation
//! \sa CAircraftSituation::interpolateElevation
bool presetGroundElevation(const Aviation::CAircraftSituation &oldSituation, const Aviation::CAircraftSituation &newSituation, const CAircraftSituationChange &change);
//! Set "this" elevation from older situations.
//! \remark this is a future value
//! \sa CAircraftSituation::transferGroundElevation
//! \sa CAircraftSituation::interpolateElevation
bool extrapolateElevation(const Aviation::CAircraftSituation &oldSituation, const Aviation::CAircraftSituation &olderSituation, const CAircraftSituationChange &change);
//! Interpolate "this" elevation from the two adjacent positions
//! \remark "transfer" can be used, if the positions are known, "preset" if they are still unknown
//! \sa CAircraftSituation::transferGroundElevation
//! \sa CAircraftSituation::presetGroundElevation
bool interpolateElevation(const Aviation::CAircraftSituation &oldSituation, const Aviation::CAircraftSituation &newSituation);
//! Is on ground by elevation data, requires elevation and CG
//! @{
IsOnGround isOnGroundByElevation() const;
@@ -395,6 +410,9 @@ namespace BlackMisc
//! Distance per milliseconds
PhysicalQuantities::CLength getDistancePerTime(int milliseconds) const;
//! Distance per milliseconds (250ms)
PhysicalQuantities::CLength getDistancePerTime250ms() const;
//! Corresponding callsign
const CCallsign &getCallsign() const { return m_correspondingCallsign; }
@@ -487,9 +505,14 @@ namespace BlackMisc
//! \sa CAircraftSituation::transferGroundElevation
static bool presetGroundElevation(CAircraftSituation &situationToPreset, const CAircraftSituation &oldSituation, const CAircraftSituation &newSituation, const CAircraftSituationChange &change);
//! Extrapolated between the 2 situations for situation
//! \remark situation is not between oldSituation and olderSituation
//! \remark NULL if there are no two elevations
static bool extrapolateElevation(CAircraftSituation &newSituation, const CAircraftSituation &oldSituation, const CAircraftSituation &olderSituation, const CAircraftSituationChange &oldChange);
//! Interpolate between the 2 situations for situation
//! \remark NULL if there are no two elevations
static Geo::CElevationPlane interpolateElevation(const CAircraftSituation &situation, const CAircraftSituation &oldSituation, const CAircraftSituation &newSituation, const PhysicalQuantities::CLength &distance = PhysicalQuantities::CLength::null());
static Geo::CElevationPlane interpolatedElevation(const CAircraftSituation &situation, const CAircraftSituation &oldSituation, const CAircraftSituation &newSituation, const PhysicalQuantities::CLength &distance = PhysicalQuantities::CLength::null());
private:
CCallsign m_correspondingCallsign;