Instance Property

particleLifetimeRange

The range of allowed random values for a particle’s lifetime.

Declaration

@property(nonatomic) CGFloat particleLifetimeRange;

Discussion

The default value is 0.0. If non-zero, the lifetime of each particle is randomly determined and may vary by plus or minus half of the range value.

See Also

Controlling Particle Lifetime

particleLifetime

The average lifetime of a particle, in seconds.