New particle system

yay
I think we should merge after we deploy the asset migration stuff,
otherwise these will be deployed to stable right away. So next week.

On Fri, Sep 26, 2014 at 9:47 AM, guycalledfrank <notifications@github.com>
wrote:

> In src/scene/scene_graphnode.js:
>
> > @@ -1078,6 +1115,37 @@ pc.extend(pc.scene, function () {
> >              }
> >          }(),
> >
>
> OK, fine, let's not include these now. However, here are some examples
> when you need setLookVector:
> 1. Align particle system to surface normal.
> 2. Align decal to surface normal.
> 3. Calculate object motion procedurally and make entity look along the
> direction of motion.
>
> —
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> <https://github.com/playcanvas/engine/pull/42/files#r18075745>.
>