fsVarsAircrafVarSet

The fsVarsAircraftVarSet function can be used to set the value of a specific SimVar.

 

Syntax

FsVarError fsVarsAircraftVarSet(
    FsSimVarId simvarId,
    FsUnitId unitId,
    FsVarParamArray param,
    double value
);

 

Parameters

Parameters	Description
simvarId	The id of a simvar (found using fsVarsGetAircraftVarId).
unitId	The id of an unit (found using fsVarsGetUnitId).
param	The parameter which might be mandatory to access the simvar (in case of an indexed simvar for instance). Elements in param can be FsCrc, String or index.
value	The new value of the simvar.

Return Values

The function returns a FsVarError, 0 means there is no error.

 

Example

FsUnitId unitId = fsVarsGetUnitId("DEGREES");
FsSimVarId simvarId = fsVarsGetAircraftVarId("ATTITUDE INDICATOR PITCH DEGREES");
FsVarParamArray param = FsCreateParamArray("i", 0);
double newValue = 123;
if (fsVarsAircraftVarSet(simvarId, unitId, param, newValue) == FS_VAR_ERROR_NONE)
{
    // valid
}
else
{
    // error
}