Hi Robert,
Looks good to me.
I noticed one copy paste error.
scaled_aligned_xAxis *= yScale;
should be
scaled_aligned_yAxis *= yScale;
> -----Original Message-----
> From: Robert Osfield [mailto:[email protected]]
> Sent: Thursday, December 18, 2008 11:03 AM
> To: OpenSceneGraph Submissions
> Subject: Re: [osg-submissions]
> ParticlesystemsetInitialRotationalSpeedRange()
>
> Hi Tom,
>
> I have refactored the rendering of particles so that the
> ParticleSystem::single_render_pass now computes the x and y
> axis of the particle quad in its rotated form prior to pass
> to particle to render. This rotation is only ever done for
> particles that actually have a rotation, which means for most
> particle systems we'll get better performance as their won't
> be a redundant rotation matrix being created and applied.
>
> I've tested the new code with SmokeBox.osg and it now works as before.
> It still is rotating in eye coordinates, which I feel is
> wrong, but this is what everyone has been coding with for
> quite some while so I won't break that model right now.
>
> Could you please check the svn/trunk version of the OSG to
> see if it now works fine with your apps.
>
> Robert.
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>
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