Press space to generate new scene.
Click and drag to rotate.
Arrow keys to dolly camera in x/y.
+/- keys to dolly camera in z.
and IFF you're running this locally, NOT from the web, then...
Press 'w' to write POV-Ray scene file.
Press 's' to save JPG frame.
Source code: HyphaePOVDemo POVScene
Built with Processing