---
title: cAxes
framework: Force Feedback
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.2+]
path: forcefeedback/ffeffect/caxes
---

# cAxes

Number of axes involved in the effect.

## Declaration

```swift
var cAxes: DWORD
```

## Discussion

Discussion This member must be filled in by the caller if changing or setting the axis list or the direction list. The number of axes for an effect cannot be changed once it has been set.

## See Also

### Instance Properties

- [cbTypeSpecificParams](forcefeedback/ffeffect/cbtypespecificparams.md)
- [dwDuration](forcefeedback/ffeffect/dwduration.md)
- [dwFlags](forcefeedback/ffeffect/dwflags.md)
- [dwGain](forcefeedback/ffeffect/dwgain.md)
- [dwSamplePeriod](forcefeedback/ffeffect/dwsampleperiod.md)
- [dwSize](forcefeedback/ffeffect/dwsize.md)
- [dwStartDelay](forcefeedback/ffeffect/dwstartdelay.md)
- [dwTriggerButton](forcefeedback/ffeffect/dwtriggerbutton.md)
- [dwTriggerRepeatInterval](forcefeedback/ffeffect/dwtriggerrepeatinterval.md)
- [lpEnvelope](forcefeedback/ffeffect/lpenvelope.md)
- [lpvTypeSpecificParams](forcefeedback/ffeffect/lpvtypespecificparams.md)
- [rgdwAxes](forcefeedback/ffeffect/rgdwaxes.md)
- [rglDirection](forcefeedback/ffeffect/rgldirection.md)