Re: [Algorithms] Character customization Vs Number of primitives

[Jon W. <hp...@mi...>]

Benjamin Rouveyrol wrote:
> - Have different primitives for each fragment: I'm afraid that the 
> number of draw calls would increase a lot, since each character will 
> also be rendered for shadowing, for lighting and for glowing, but the 
> textures will be shared in memory
> - Group all the different primitives into one single primitive: this 
> will reduce the number of draw calls, but the textures must be grouped 
> together into a single texture, that may never be shared (and there 
> are diffuse/normal/gloss textures for every characters) and the memory 
> cost can become huge if the artists want a pretty big resolution.

We built a system to do #2, including a designated artist stick to make 
sure they don't go overboard. Then we're actually running it in mode #1, 
and it works fine. We target 30 fps on some pretty low-end hardware, too.

Cheers,

       / h+