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added new adaptor to allow for multiple joysticks #715

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added new adaptor to allow for multiple joysticks #715

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16 changes: 16 additions & 0 deletions platforms/joystick/joystick_adaptor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,22 @@ func NewAdaptor() *Adaptor {
}
}

// NewAdaptorByID returns a new Joystick Adaptor by the ID of the joystick in case of multiple joysticks.
func NewAdaptorByID(i int) *Adaptor {
return &Adaptor{
name: gobot.DefaultName("Joystick"),
connect: func(j *Adaptor) (err error) {
sdl.Init(sdl.INIT_JOYSTICK)
if sdl.NumJoysticks() > 0 {
j.joystick = sdl.JoystickOpen(i)
return
}
return errors.New("No joystick available")
},
}
}


// Name returns the Adaptors name
func (j *Adaptor) Name() string { return j.name }

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