Clutter.GestureAction.get_motion_delta

### Method

# Clutter GestureActionget_motion_delta

#### Declaration [src]

    gfloat
    clutter_gesture_action_get_motion_delta (
      ClutterGestureAction* action,
      guint point,
      gfloat* delta_x,
      gfloat* delta_y
    )

#### Description [src]

Retrieves the incremental delta since the last motion event during the dragging.

Available since: | 1.12

#### Parameters

`point` | `guint`
| The touch point index, with 0 being the first touch point received by the action.
`delta_x` | `gfloat*`
| Return location for the X axis component of the incremental motion delta.
| The argument will be set by the function.
| The argument can be `NULL`.
`delta_y` | `gfloat*`
| Return location for the Y axis component of the incremental motion delta.
| The argument will be set by the function.
| The argument can be `NULL`.

#### Return value

Returns: | `gfloat`
| The distance since last motion event.