make animated swirly patterns which change shape. you can use real materials such as gold, pearl, ruby. many demo curves included and you can make new ones to add to the screen saver. includes wizard, randomiser, and background music. the classical lissajous curves are traced by a point swinging in two directions at once- lissajous 3d takes this into three dimensions, you can set the lighting to sunset, sunny day, dawn, dusk etc.