Some months ago, I replied to this thread : http://forum.unity3d.com/threads/887...t-Smoke-Trails
Since then, I've been stuck on some more important work, but now I'll have more free time to work again on this.
The goal here is to get a convincing smoke trail, properly lit by the main light in the scene.
27 August 2013 update :
Current demo : http://www.alesk.fr/PuffySmoke/
Previous look :
Current look :
If you have any comment, I'll be happy to read them too