it really depends on what it is can you show a picture ? if its really small and your engine supports lods id say make 2 new materials (and bite the bullet on those 2 drawcalls) and make sure that stuff gets turned off as soon as you go 2 steps away from the object !
If I have a 2048 map and want a small part to glow, and a small part to have alpha. What is the most efficient way to do it? 1. include alpha in diffuse alpha channel, include glow in normals alpha channel (waste alot of unused texture space) 2. seperate 16 bit, 128x128 texture with glow in one channel and alpha in the…
Pink= alpha Green= Glow Its just this small area, I'll try the Crop E assist on it, from the link you gave. 2 steps away?, I could see turning the alpha off, but I would think the glow would always have to be on, sorry im very new to all this.