OK thank you Robert, I'll unref manually my images. Cheers,
On Tue, Apr 20, 2010 at 8:16 PM, Robert Osfield <[email protected]>wrote: > Hi Serge, > > Enable the unref image after apply in your case is a bit awkward as, > as you have found, the mechanism assumes that all contexts will > require the texture. > > Another way around the issue is to use the texture object pool to keep > a cap on the memory usage on the driver and GPU side. Another route > migt be to make areAllTextureObjectsLoaded() virtue or have a callback > for it so you can customize the behavior. > > Robert. > > On Tue, Apr 20, 2010 at 6:21 PM, Serge Lages <[email protected]> > wrote: > > Hi Robert and all, > > Another question related to multi-screen/multi-context applications (yes, > > still one...). I am currently trying to save some memory on my > application, > > so I want some of my textures to be uploaded in the graphic card and > release > > it from the classic RAM, that's why I set setUnRefImageDataAfterApply to > > true. > > But looking at Texture2D.cpp, here is the conditions to unref an image : > > state.getMaxTexturePoolSize()==0 && > > _unrefImageDataAfterApply && > > areAllTextureObjectsLoaded() && > > image->getDataVariance()==STATIC > > I am currently having troubles with the areAllTextureObjectsLoaded > > condition, it checks if all the available contexts have uploaded the > > texture. The problem here is that my texture is designed only for one of > my > > screens, so it's applied for only one context, so this condition is > always > > false and the image is never released. > > Am I doing something wrong ? And is there any way to force my image to be > > unref ? The only solution is a custom callback setting the image to NULL > > after a first apply ? > > Thanks ! > > -- > > Serge Lages > > http://www.tharsis-software.com > > > > _______________________________________________ > > osg-users mailing list > > [email protected] > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > -- Serge Lages http://www.tharsis-software.com
_______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
