Re: [osg-users] Draw threads serialized by default?

2009-02-19 Thread Robert Osfield
To: OpenSceneGraph Users Subject: Re: [osg-users] Draw threads serialized by default? HI Todd. osgViewer already sets the affinity, and indeed this makes a big difference to performance when running multi-threaded, mult-context/mulit-gpu work. The draw dispatch serialization that osgViewer::Renderer

Re: [osg-users] Draw threads serialized by default?

2009-02-18 Thread Pecoraro, Alexander N
...@lists.openscenegraph.org] On Behalf Of Robert Osfield Sent: Monday, September 01, 2008 8:34 AM To: OpenSceneGraph Users Subject: Re: [osg-users] Draw threads serialized by default? HI Todd. osgViewer already sets the affinity, and indeed this makes a big difference to performance when running multi

Re: [osg-users] Draw threads serialized by default?

2008-09-01 Thread Robert Osfield
Hi Paul, On Sat, Aug 30, 2008 at 10:19 PM, Paul Martz [EMAIL PROTECTED] wrote: Hi Robert -- Prior to the 2.2 release, code was added to serialize the draw dispatch. Is there a reason that this behavior defaults to ON? (See DisplaySettings.cpp line 135.) I have somehow incorrectly documented

Re: [osg-users] Draw threads serialized by default?

2008-09-01 Thread Todd J. Furlong
Robert, The post of yours that Paul linked to sounds very similar to something we saw with VR Juggler OSG a while back: terrible performance with OSG apps that had parallel draw threads. In our case, VR Juggler manages threading, but the same may apply to OSG with osgViewer. For us, it

Re: [osg-users] Draw threads serialized by default?

2008-08-31 Thread Paul Martz
, August 30, 2008 3:20 PM To: 'OpenSceneGraph Users' Subject: [osg-users] Draw threads serialized by default? Hi Robert -- Prior to the 2.2 release, code was added to serialize the draw dispatch. Is there a reason that this behavior defaults to ON? (See DisplaySettings.cpp line 135.) I have somehow

[osg-users] Draw threads serialized by default?

2008-08-30 Thread Paul Martz
Hi Robert -- Prior to the 2.2 release, code was added to serialize the draw dispatch. Is there a reason that this behavior defaults to ON? (See DisplaySettings.cpp line 135.) I have somehow incorrectly documented this as defaulting to OFF in the ref man. Now that I see it's ON by default, I half