Helper function for setting orientation of the camera by defining a focus point. Elevation of 0.0 is used and no up vector.
The `coordinate` representing focal point.
Helper function for setting orientation of the camera by defining a focus point. No up vector is used.
The altitude in meters of the focal point.
Helper function for setting orientation of the camera by defining a focus point. Up vector is required in certain scenarios where bearing can't be deduced from the viewing direction.
The up vector.