Optional
arcThe arc of the circle.
Optional
modeThe mode of the emitter. EmitterMode
Optional
radiusThe radius of the circle.
Optional
speedThe speed of the emitter start point travels when mode is EmitterMode.Loop or EmitterMode.PingPong. EmitterMode
Optional
spreadThe length of segment of which 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 circle, 0 is a ring with 0 radius.
Interface representing the parameters for a circle emitter.