Ps, not all renders support Projection and Image Lookup nodes :(
2013/4/11 Gustavo Eggert Boehs <[email protected]> > Hi Olivier, > Leonards approach sounds very good and not much complicated... Still I was > intrigued to see if what you suggested was possible, and it is if you do > some magic in the render tree. > What you need to do is get closest location on the projection you want to > evaluate and store this values as a ICE attribute, like UVoffset, for > example. Then in the render tree get a image lookup node, so you can roll > your own texture projection, bring in the ICE attribute you created, and > the original UVs of your particles (with Projeciton Lookup Node). Basically > what you need to do then is to rescale your projection so it matches the > world size of your particles, and add the pre-calculated offset. Hope it > makes sense, here are some images... > > > > -- Gustavo E Boehs http://www.gustavoeb.com.br/blog
