overte/interface/resources/controllers/touchscreen.json

{
    "name": "Touchscreen to Actions",
    "channels": [
        { "from": "Touchscreen.GesturePinchOut", "to": "Actions.BoomOut", "filters": [ { "type": "scale", "scale": 0.02 } ] },
        { "from": "Touchscreen.GesturePinchIn", "to": "Actions.BoomIn", "filters": [ { "type": "scale", "scale": 0.02 } ] },

        { "from": { "makeAxis" : [
              [ "Touchscreen.DragLeft" ],
              [ "Touchscreen.DragRight" ] 
          ] 
        },
          "to": "Actions.Yaw", "filters": [ { "type": "scale", "scale": 0.12 } ]
        },

        { "from": { "makeAxis" : [
                [ "Touchscreen.DragUp" ],
                [ "Touchscreen.DragDown" ] 
            ] 
          },
          "to": "Actions.Pitch", "filters": [ { "type": "scale", "scale": 0.04 } ]
        }	
    ]
}