Optional
arcThe arc of the donut.
Optional
donutThe radius of the hole in the center of the donut.
Optional
modeThe mode of the emitter. EmitterMode
Optional
radiusThe radius of the donut.
Optional
speedThe speed of the emitter start point when mode is EmitterMode.Loop or EmitterMode.PingPong. EmitterMode
Optional
spreadThe length of the segment at which the emitter point converges at the start and end, when mode is EmitterMode.Loop or EmitterMode.PingPong. EmitterMode
Optional
thicknessThe thickness of the ring. 1 is a full donut, 0 is a ring with 0 radius.
Interface representing the parameters for a donut emitter.