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API Reference

IObserver_GetLLMAngle()

Brew Release
Brew MP 1.0.2
See Also
IObserver Interface IObserver_GetPropertyEx()
Description
This function retrieves the angle of the linear movement determined by the observer.
Parameters
  • pif
    []:
    [in] Pointer to the IObserver interface object.
  • pAngle
    []:
    [out] The angle of the linear movement in degrees.
Interface
Prototype
   int IObserver_GetLLMAngle(IObserver *pif, int *pAngle)
Return
   AEE_SUCCESS - If the angle was retrieved.
   AEE_EFAILED - If the angle was not retrieved.
Side Effect
IObserver_GetLLMAngle() calls IObserver_GetPropertyEx() and has the effect of processing an PROPEX_POINTER_LLM_ANGLE event.
Comment
In case the movement is not linear the function returns AEE_EFAILED.
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