[Bf-cycles] OpenGL context

[Mohamed Sakr]

session::draw will never get called, any idea if this may work?

On 1/27/16, Mohamed Sakr <3dsakr at gmail.com> wrote:
> because all the instant updates require background = false. "or the
> device, scene, all important stuff will get deallocated somewhere"
>
> On 1/27/16, Sergey Sharybin <sergey.vfx at gmail.com> wrote:
>> Then Device::draw_pixels will completely fail, since that's not how
>> things
>> were assumed to work.
>>
>> What's the point of doing foreground render without display anyway?
>>
>> On Wed, Jan 27, 2016 at 1:14 PM, Mohamed Sakr <3dsakr at gmail.com> wrote:
>>
>>> Hi Nathan,
>>>
>>> thanks for the info "I already read that file".
>>> what if background = false, and no OpenGL context?
>>>
>>> On 1/27/16, Nathan Letwory <nathan at mcneel.com> wrote:
>>> > -----BEGIN PGP SIGNED MESSAGE-----
>>> > Hash: SHA256
>>> >
>>> > On 26/01/2016 17:03, Mohamed Sakr wrote:
>>> >> I wanted to know where does Cycles connect to an OpenGL context. so
>>> >> if background = false, I couldn't figure out how does Cycles know
>>> >> which window to draw to?? "can I ignore the window drawing??"
>>> >
>>> > It is the job of the code that drives Cycles to provide an OpenGL
>>> > context. For the stand-alone application this code is in
>>> > util/util_view.cpp [1]. In the case of Blender, well, it is Blender
>>> > managing the OpenGL context.
>>> >
>>> > For instance with CCSycles one could use OpenTK to create a window
>>> > with an OpenGL context.
>>> >
>>> > /Nathan
>>> >
>>> > [1]
>>> > https://developer.blender.org/diffusion/C/browse/master/src/util/util_vi
>>> > ew.cpp
>>> >
>>> > - --
>>> > Nathan Letwory
>>> >
>>> >
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>>> > =weEm
>>> > -----END PGP SIGNATURE-----
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>>
>>
>>
>> --
>> With best regards, Sergey Sharybin
>>
>