Output Entities# Isosurface Isosurface class for defining an isosurface for IsosurfaceOutput. Slice Slice class for defining a slice for SliceOutput. Point Point class for defining a single point for ProbeOutput/SurfaceProbeOutput. PointArray PointArray class for defining multiple equally spaced monitor points along a line for ProbeOutput/SurfaceProbeOutput. Observer Observer class for setting up the AeroAcousticOutput.observers.