Particle System Renderers

render_animated_sprites

Renders animated sprites of varying orientations.

Parameter	Description
animation rate	Rate at which to animate particles (???).
orientation_type	Various orientation types 0 - Billboarded (always face camera) 1 - Fix Z and rotate along X and Y 2 - Fix X and Y and rotate along Z (always face up)

render_sprite_trail

Renders animated sprites with trails based on their velocity.