Is this waypoint a checkpoint? There's an update/movement operation
for each checkpoint in a movement path. At a checkpoint the movement
can be stopped or paused. Default: false.
The depth in grid spaces (nonnegative). Default: the previous or source depth.
The elevation in grid units. Default: the previous or source elevation.
Was this waypoint explicitly placed by the user? Default: false.
The height in grid spaces (positive). Default: the previous or source height.
The level ID. Default: the previous or source level ID.
The shape type (see CONST.TOKEN_SHAPES). Default: the previous or source shape.
Was this waypoint snapped to the grid? Default: false.
The width in grid spaces (positive). Default: the previous or source width.
The top-left x-coordinate in pixels (integer). Default: the previous or source x-coordinate.
The top-left y-coordinate in pixels (integer). Default: the previous or source y-coordinate.
The movement action from the previous to this waypoint. Default: the prepared movement action.