Thanks for the additions Maciej, the changes have missed the
OpenSceneGraph-2.6 branch/feature freeze so will have to be merged
once 2.6 is out.
On Mon, Aug 4, 2008 at 1:51 PM, Maciej Krol [EMAIL PROTECTED] wrote:
Hi all,
I have implement frame based expiration of PagedLOD children. I will
Hi John,
As others have pointed out, what you are seeing is the removal of
expired subgraphs. The DatabasePager is built around continuous
update of the scene graph - both for loading of new subgraphs,
compiling of subgraphs, merging of subgraphs and removal of expired
subgraphs. As such
Hi all,
I have the same problem in our digital content creation tool. IMHO the
plausible solution would be to expire the nodes after certain number of
frames rather than period of time. This would require changes in the
database pager. It shall be possible to select expiration mode - time based
Hi John!
I also have these kind of problems when I use lazy rendering which
is the way I want it to be done in my application.
These methods may help you:
osgDB::setExpiryDelay
PagedLOD::setNumChildrenThatCannotBeExpired
You can also override these virtual methods to fine tune what you want to
John,
I have run into the same issue. PagedLOD children expire after a certain
period of time (default is something like 5 seconds?) If a PagedLOD child
has not been visited in the last N seconds, the pager will discard it and
revert to a lower LOD. OSG updates the time-last-visited during the
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