Particle rendering
* PP attrs
* shaders to make use of them - specify
'varying float' for per-particle attrs
* custom attr
export - RAT ....docs/modeling/artisan/artisan.html
* AppNote #22
- 'primitive variables'
* AppNote #18
- 'Points'
*
RAT notes on particle rendering
*
RAT - MTOR primitive vars
* sample
scene
with particles
*
Bl.sl
, particleRen.sl
*
particleRen_1.rib
(uses 'Bl' shader), output
*
particleRen_2.rib
(uses 'particleRen' shader), output