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Ref T261, unify unit handling in situation altitude related values

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* this is an optimization, it would work without that, but there are numerous calculations in interpolation which are faster and easier to debug in the same unit
* PQ switch unit functions use "const &PQUnit"
This commit is contained in:
Klaus Basan
2018-05-07 11:40:59 +02:00
committed by Roland Winklmeier
parent 337f661499
commit 23c54938ea
8 changed files with 107 additions and 29 deletions
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7
src/blackmisc/geo/elevationplane.cpp
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@@ -45,6 +45,13 @@ namespace BlackMisc
this->setGeodeticHeight(newAlt);
}
void CElevationPlane::switchAltitudeUnit(const CLengthUnit &unit)
{
if (unit.isNull() || this->getAltitudeUnit().isNull()) { return; }
if (this->getAltitudeUnit() == unit) { return; }
this->setGeodeticHeight(this->getAltitude().switchedUnit(unit));
}
const CAltitude &CElevationPlane::getAltitudeIfWithinRadius(const ICoordinateGeodetic &coordinate) const
{
return (isWithinRange(coordinate)) ? geodeticHeight() : CAltitude::null();

6
src/blackmisc/geo/elevationplane.h
View File

@@ -51,12 +51,18 @@ namespace BlackMisc
//! Add offset to altitude
void addAltitudeOffset(const PhysicalQuantities::CLength &offset);
//! Switch altitude unit
void switchAltitudeUnit(const PhysicalQuantities::CLengthUnit &unit);
//! Altitude when within radius, else null
const Aviation::CAltitude &getAltitudeIfWithinRadius(const ICoordinateGeodetic &coordinate) const;
//! Altitude (synonym for geodetic height)
const Aviation::CAltitude &getAltitude() const { return this->geodeticHeight(); }
//! Altitude (synonym for geodetic height) unit
const PhysicalQuantities::CLengthUnit &getAltitudeUnit() const { return this->geodeticHeight().getUnit(); }
//! Altitude (synonym for geodetic height)
Aviation::CAltitude getAltitudeInUnit(const PhysicalQuantities::CLengthUnit &unit) const;