[Opensim-users] PhysX for Physics

[Rick Anderson]

Is there a recommended strategy for getting started with bullet and
reporting issues?

--Rick

On Saturday, October 20, 2012, Mister Blue wrote:

> Additionally, the Bullet physics engine has an OpenCL pipeline so it can
> be hardware accelerated on all of the various GPUs.
>
> -- mb
>
> On Thu, Oct 18, 2012 at 7:25 AM, Sarge Misfit <fubat.enterprises at gmail.com<javascript:_e({}, 'cvml', 'fubat.enterprises at gmail.com');>
> > wrote:
>
>> Tranquility Dexler has been working to implement PhysX on InWorldz, which
>> is OpenSim based. So it seems to me that PhysX can be used with OpenSim on
>> the server-side. They''ll be running tests on thier Beta grid tomorrw, as a
>> matter of fact. Tranq is very approachable so he might be willing to give
>> you a few tips.
>>
>>
>>
>> On Thu, Oct 18, 2012 at 5:23 AM, Nebadon Izumi <nebadon2025 at gmail.com<javascript:_e({}, 'cvml', 'nebadon2025 at gmail.com');>
>> > wrote:
>>
>>> Joshua,
>>>
>>> OpenSimulator has 2 physics engines that are not built from scratch for
>>> OpenSim, the 1st is Open Dynamics Engine (ODE), and the second is Bullet
>>> which is also a widely used physics engine.  Both have been modified for
>>> use with OpenSimulator but are not built from scratch specifically for this
>>> project.
>>>
>>> R.Gunther,
>>> There is a software/CPU version of PhysX a well as GPu based versions,
>>> you would likely need to get the software version working before you would
>>> even think about adding GPu support for it.
>>>
>>>
>>> On Thu, Oct 18, 2012 at 7:50 AM, R.Gunther <rigun at rigutech.nl<javascript:_e({}, 'cvml', 'rigun at rigutech.nl');>
>>> > wrote:
>>>
>>>>  Correct me if am wrong.
>>>> But PhysX is videocard based. So lets say PhysX works only client side.
>>>> In that case i dont see how you want to use it with opensim. Serverside
>>>> is not a good idea. many dedicated servers dont have
>>>> Graphics onboard with PhysX support. So it would only work for people
>>>> that have the right card installed.
>>>>
>>>>
>>>> On 2012-10-18 13:34, Joshua Rubeck wrote:
>>>>
>>>> It appears to be that OpenSimulator has its own built from scratch
>>>> physics engine. My question is would it be possible to use(of course
>>>> applying the proper development to it) the Nvidia PhysX engine? It was one
>>>> of the things my grid admins have been discussing but they arent sure if
>>>> its possible to use, its a free software but that doesnt mean it will work
>>>> with the type of platform OpenSim is.
>>>>
>>>> _______________________________________________
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>>>>
>>>>
>>>>
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>>>
>>>
>>>
>>> --
>>> Michael Emory Cerquoni
>>>
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>>
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>
>

-- 
Rick Anderson
Director of Virtual Worlds
Division of Continuing Studies (DoCS)
Rutgers University
(732) 586-3265
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