*Purpose: Create simple source objects. Demo the functionalities of multiple renderers.
(Please first follow the VTK installation guide to build VTK from source)
Many standard objects are used in this demo: cone, sphere, cube, disk, cylinder and arrow.
*Purpose: Create a simple sphere, users can interact with it.
(Please first follow the VTK installation guide to build VTK from source)
Basic interaction functionalities:
Mouse: zoom, pan, rotate...
'w': wireframe
's': surface rendering
'p': picking - highlight the bounding box of selected object
'+': increase resolution of the sphere
'-': decrease resolution of the sphere
'c': choose a random color for the sphere
