[osg-users] [osgOcean] osgOcean also rendering with osgParticle?

Kim Bale kcbale at googlemail.com
Wed Nov 18 01:31:09 PST 2009


Hi MT,

I've been working on this for the past couple of evenings. It's pretty
much done, but I haven't tested it yet. I should have it checked in by
Monday, I'll post on this thread when it's done.

Kim.



2009/11/18 Tian Ma <tianxiao888 at foxmail.com>:
> Hi Kim:
>
>   Have you solved the particle render problem in OsgOcean1.01?
>
>   Could I open the glare and DOF effects with fire particle effect?
>
> Cheers,
> MT
>
>
>
> Kim Bale wrote:
>> Haha well I've never played with them so I was rather sketchy on the theory.
>>
>> Using MRTs would actually make for a pretty easy fix. I shall see if I
>> can do that this week.
>>
>> K.
>>
>>
>>
>> 2009/11/16 Jean-Sébastien Guay <>:
>>
>> > Hi Kim,
>> >
>> >
>> > > I'm not sure if Ogls multiple render target
>> > > implementation is any more efficient than using a completely separate
>> > > pass but rendering the ocean twice would be very costly.
>> > >
>> >
>> > Yes, of course MRT is more efficient than multiple passes... It's only one
>> > pass of the geometry, but with multiple buffer attachments that you can
>> > address independently in your shaders. That's the whole point of MRT :-)
>> >
>> > J-S
>> > --
>> > ______________________________________________________
>> > Jean-Sebastien Guay
>> >                               http://www.cm-labs.com/
>> >                        http://whitestar02.webhop.org/
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