[osg-users] Visualization of billboards depending on pre-conditions

[tianzjyh]

Hi, 
    But why not do occlusion query every frame? Is there any problem? because multi-pass depth test should also be done every frame.





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Cheers, 
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TianZJ



At 2017-01-08 22:46:27, "Hartwig Wiesmann" <hartwig.wiesmann at skywind.eu> wrote:
>Hi Tian,
>
>an occlusion query is difficult because the scene is continuously changing.
>
>Ad Robert: drawing the sign itself is not the issue. I would either like to see the sign completely or not at all.
>
>I will do some tests with multi-passes.
>
>Thank you!
>
>Cheers,
>Hartwig
>
>------------------
>Read this topic online here:
>http://forum.openscenegraph.org/viewtopic.php?p=69928#69928
>
>
>
>
>
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