How to use

assignButton

method

in

com.jme3.input.JoystickButton

protected void mapJoystick( Joystick joystick ) {
  // Map it differently if there are Z axis
  if( joystick.getAxis( JoystickAxis.Z_ROTATION ) != null && joystick.getAxis( JoystickAxis.Z_AXIS ) != null ) {
    // Make the left stick move
    joystick.getXAxis().assignAxis( CameraInput.FLYCAM_STRAFERIGHT, CameraInput.FLYCAM_STRAFELEFT );
    joystick.getYAxis().assignAxis( CameraInput.FLYCAM_BACKWARD, CameraInput.FLYCAM_FORWARD );
    // And the right stick control the camera
    joystick.getAxis( JoystickAxis.Z_ROTATION ).assignAxis( CameraInput.FLYCAM_DOWN, CameraInput.FLYCAM_UP );
    joystick.getAxis( JoystickAxis.Z_AXIS ).assignAxis(  CameraInput.FLYCAM_RIGHT, CameraInput.FLYCAM_LEFT );
    // And let the dpad be up and down
    joystick.getPovYAxis().assignAxis(CameraInput.FLYCAM_RISE, CameraInput.FLYCAM_LOWER);
    if( joystick.getButton( "Button 8" ) != null ) {
      // Let the stanard select button be the y invert toggle
      joystick.getButton( "Button 8" ).assignButton( CameraInput.FLYCAM_INVERTY );
    }
  } else {
    joystick.getPovXAxis().assignAxis(CameraInput.FLYCAM_STRAFERIGHT, CameraInput.FLYCAM_STRAFELEFT);
    joystick.getPovYAxis().assignAxis(CameraInput.FLYCAM_FORWARD, CameraInput.FLYCAM_BACKWARD);
    joystick.getXAxis().assignAxis(CameraInput.FLYCAM_RIGHT, CameraInput.FLYCAM_LEFT);
    joystick.getYAxis().assignAxis(CameraInput.FLYCAM_DOWN, CameraInput.FLYCAM_UP);
  }
}

protected void mapJoystick( Joystick joystick ) {
  // Map it differently if there are Z axis
  if( joystick.getAxis( JoystickAxis.Z_ROTATION ) != null && joystick.getAxis( JoystickAxis.Z_AXIS ) != null ) {
    // Make the left stick move
    joystick.getXAxis().assignAxis( CameraInput.FLYCAM_STRAFERIGHT, CameraInput.FLYCAM_STRAFELEFT );
    joystick.getYAxis().assignAxis( CameraInput.FLYCAM_BACKWARD, CameraInput.FLYCAM_FORWARD );
    // And the right stick control the camera
    joystick.getAxis( JoystickAxis.Z_ROTATION ).assignAxis( CameraInput.FLYCAM_DOWN, CameraInput.FLYCAM_UP );
    joystick.getAxis( JoystickAxis.Z_AXIS ).assignAxis(  CameraInput.FLYCAM_RIGHT, CameraInput.FLYCAM_LEFT );
    // And let the dpad be up and down
    joystick.getPovYAxis().assignAxis(CameraInput.FLYCAM_RISE, CameraInput.FLYCAM_LOWER);
    if( joystick.getButton( "Button 8" ) != null ) {
      // Let the stanard select button be the y invert toggle
      joystick.getButton( "Button 8" ).assignButton( CameraInput.FLYCAM_INVERTY );
    }
  } else {
    joystick.getPovXAxis().assignAxis(CameraInput.FLYCAM_STRAFERIGHT, CameraInput.FLYCAM_STRAFELEFT);
    joystick.getPovYAxis().assignAxis(CameraInput.FLYCAM_FORWARD, CameraInput.FLYCAM_BACKWARD);
    joystick.getXAxis().assignAxis(CameraInput.FLYCAM_RIGHT, CameraInput.FLYCAM_LEFT);
    joystick.getYAxis().assignAxis(CameraInput.FLYCAM_DOWN, CameraInput.FLYCAM_UP);
  }
}