[osg-users] Approaching regions with many nodes

[Sebastian Messerschmidt]

Am 06.07.2015 18:12, schrieb sam:
> Hi Sebastian,
>
> Is this approach still valid with lots of little nodes that have no 
> LOD detail against them? Or should I just tell my brain that the LOD 
> part of the node isn't really applicable for what I'm doing and 
> continue with your advice?
If they are spatial separated/clustered it might help. You only gave us 
the number of nodes, not how many are visible at a time or how they 
distributed.
Maybe describe your structure a bit more detailed.

Cheers
Sebastian
>
> Thanks, Sam
>
>
> On Mon, Jul 6, 2015 at 8:14 AM, Sebastian Messerschmidt 
> <sebastian.messerschmidt at gmx.de 
> <mailto:sebastian.messerschmidt at gmx.de>> wrote:
>
>     Hi Sam,
>>     Hi All,
>>
>>     I'm attempting to formulate the best way to stream in nodes that
>>     make up regions. These regions normally consist of anywhere
>>     between 4,000 to 6,000 nodes and end getting stitched together.
>>     My question is: Is the PagedLOD node what I want to use? I'm a
>>     little confused as to how the paging stuff works in OSG. Do I
>>     need to generate a tree (KD? Quad?). Do I then need to populate
>>     the tree and allow OSG to do its thing? Any guidance would be
>>     much appreciated.
>     The paging is done via DataBase pager. You can leverage its power
>     by using osg::PagedLOD. Try to organize your nodes in a quadtree
>     and reference the contained regions with an pagedLOD.
>     The pager will load them in the background.
>
>     Cheers
>     Sebastian
>>
>>     Thanks.
>>
>>
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