particleSystem Example : Fireworks

The emitter is a point radiating out in all directions; gravity pulls the particles down.
/* particleSystem Example 4: Fireworks */

light ()

particleSystem (
	emitterVolume(point 0 5 8),
	initialDirection(-1 -1 -1 1 1 1),
	speed (3),
	rotation (-180 -180 -180 180 180 180),
	size (.1 .3),
	color(1 .3 0),
	emitterRate(100),
	lifespan(10),
	force("gravity" 0 0 -5),
	count(100)
)


(c) Ben Chang