[Bf-cycles] OpenGL context

[Mohamed Sakr]

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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>
>
>
> --
> With best regards, Sergey Sharybin
>