trail
Persistent world-space smoke, steam, vapor or flame using the flight effects system. Key emitting to stop new puffs while old smoke drifts and fades.
In scene text
trail { kind "…" emitting true puffs true }Add it in the Inspector (Add Component), in scene text as above, or ask your AI. Fields you leave out keep their defaults.
Fields 11
| Field | Type | Unit / range | What it does |
|---|---|---|---|
kind | text | — | smoke, vapor, flame or glow. |
emitting | true / false | — | Spawn new trail points. Existing points keep aging when false. |
puffs | true / false | — | Soft expanding puffs; false uses a ribbon. |
width0 | number | 0.001 … 100 | Initial diameter in metres. |
width1 | number | 0.001 … 500 | Final diameter in metres. |
life | number | 0.05 … 120 | Lifetime in seconds. |
spacing | number | 0.01 … 100 | Distance between births in metres. |
alpha | number | 0 … 1 | Coverage. |
breakup | number | 0 … 1 | Wispy edge erosion. |
color | colour (r, g, b) | — | Smoke albedo or emitted light tint. |
drift | (x, y, z) | — | World-space drift in metres per second, added to scene wind. |
Arcwright Beta 2 (0.4.0) · generated from the engine source (25e375c86)Something wrong or missing? Tell us