[Bf-cycles] Blender Viewport performance issue after Cycles render (Example test blend)

[David Black]

You are welcome, quite enjoy problem solving.
As always, thank you greatly for your coding expertise and rapid solution,
David
-- 

3d-designs-davidblack.blogspot.com 
<http://www.3d-designs-davidblack.blogspot.com>

On 24/06/2013 23:42, Brecht Van Lommel wrote:
> Thanks for the test file, the issue is fixed in svn now.
>
> On Mon, Jun 24, 2013 at 4:30 AM, David Black <db4tech at yahoo.co.uk> wrote:
>> No problem Brecht (received your reply after sending my other two messages).
>>
>> * Can anyone else confirm this problem?
>>
>>
>> For any developers interested in testing for this issue, please find a link
>> below for a basic example test blend which illustrates the issue with recent
>> versions of Blender. My tests were performed with Windows 7 x64.
>>
>> http://www.pasteall.org/blend/22296
>>
>> Upon opening the scene, rotating the Viewport view should be smooth.
>> Press F12 to render, once titles begin to appear, press Esc to return to
>> Viewport view (does not matter if render completes).
>> Rotating the Viewport will probably now be quite slow.
>> Changing Viewport shading to Texture, then back to Solid fixes any slowdown.
>>
>>
>> Rendering with Emitter ticked (Particles panel) and the issue is not
>> present.
>> Testing this scene with Blender 2.67-r57293-win64, Blender 2.67b and there
>> is no Viewport slowdown after F12 Cycles render.
>>
>> David
>>
>> PS: Scene is not designed to be accurate or to scale, just a simple method
>> of creating a complex object group for this example blend.
>> --
>>
>> 3d-designs-davidblack.blogspot.com
>>
>> On 23/06/2013 23:49, Brecht Van Lommel wrote:
>>
>> No, I think we have enough info for now.
>>
>> Thanks,
>> Brecht.
>>
>> On Sun, Jun 23, 2013 at 11:17 PM, David Black <db4tech at yahoo.co.uk> wrote:
>>
>> Would you still like me to test Viewport performance after F12 Cycles render
>> with a GTX 580, once data backup is finished?
>>
>> David
>>
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>>
>>
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