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Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 11:45 am
by cosmasad
I'm using the Rhino plugin with settings set for ambient occlusion. I hit Open Viewport and the rendering starts. A few seconds later it turns off (disappears from the screen) then comes back on, then off, then on... I try to stop the rendering but can't.

I end up having to force Rhino down with Task Manager.

I have a medium size file (100 mb) running on a Boxx laptop with 16gb of ram, NVIDIA Quadro K3100 M graphics card.

Any thoughts?

Thank you.

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 11:59 am
by formatio
At first It looks to me like a locked right mouse button :) but it might be something else.

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 12:06 pm
by cosmasad
No... I don't think so.

Could it be a setting in the Octane options?

On the Devices tab I have the Render Priority set to Low.

In the Octane options, I have the viewport refresh rate set at 200 ms
Max number of polygons at 10,000,000.

Hmmm....

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 12:54 pm
by formatio
hmm - I have the same settings and it's ok.

Have you used it before (octane in rhino) and it worked normally ?

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 12:58 pm
by cosmasad
This happens one out of approximately five times. The rest of the time it works beautifully.

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 12:59 pm
by formatio
1/5 rhino launch or octanerendervievport open ?

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 1:01 pm
by cosmasad
Octane render viewport open.

I switched priority to high. I wonder if that will make a difference.

In each case where the problem happened there were no other programs open.

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 1:03 pm
by formatio
Try opening it with this command and see if it start to close and open again:

_OctaneOpenViewport

Also, does this happen on particular scene/file ?

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 1:08 pm
by cosmasad
It has only happened with the only scene I've been working with the past couple of days.

Thanks for the tip about _OctaneOpenViewport. I'll try it.

Re: Rendering flashes on and off and I can't stop it

Posted: Wed Jan 06, 2016 11:52 pm
by face_off
Does it only happen with the Ambient Occlusion pass - or other passes too? Which version of the plugin are you using? Are you able to send me the scene pls?

Paul