[Bf-committers] Images in Panels..

[Peter K.H. Gragert]

And here a SWF with comments
http://petergragert.info/BlenderFiles/wrong_bgl.htm
Greets
  Peter

Please inform me where that making white pictures is programmed in C
*/source/blender/????

And where the bgl is wrapped for Blender (in  again */source/blender/???)

Thanks


2012/7/27 Peter K.H. Gragert <pkhgragert at gmail.com>

> Hallo
> My experience in pictures:
> http://www.petergragert.info/pmwiki/uploads/Kilon/bgl_error_2.jpg
> This looks ok
> but here
> http://www.petergragert.info/pmwiki/uploads/Kilon/bgl_error_1.jpg
>
> the file menu is transparent ??? and the small 'lady' is the wrong
> picture???
>
> That is a bug or not knowing enough about pictures space in Blender (2.63,
> Vista, yesterday compiled)
>
> Peter
>
>
> 2012/7/27 Campbell Barton <ideasman42 at gmail.com>
>
>> On Fri, Jul 27, 2012 at 6:32 AM, Dima Glibitsky <dima.glib at gmail.com>
>> wrote:
>> >> you can use bgl to load your own textures on top of quads drawn by
>> bgl. So yes its possible, but not simple, but also not difficult. Also you
>> will also have to handle scrolling, since the bgl draw is separate from
>> Blender main GUI , so that means a serious amount of code. But if you don't
>> mind the extra works it won't be very hard. Bgl also will give some cooler
>> tricks than Blender GUI because bgl is basically opengl 1.1 wrapper, so
>> that gives some extra power to the coder.
>> >
>> > dimitris chloupis, is there any example of such a system? As far as I
>> > know, Blender's python API gives no information about panel's
>> > scrolling and layout, so even with bgl the addon-developer simply
>> > doesn't know *where* to draw the quads.
>>
>> @Dima as far as I can see you're right, wile BGE can draw images we
>> don't provide a way to draw then in panels. Keep in mind pythons
>> draw() functions in panel classes in menus will setup the interface to
>> draw _after_ - so you can't do any OpenGL drawing there.
>>
>>
>> @dimitris - I dont think your explanation of `bgl` as buggy is really
>> correct, bgl just wraps OpenGL - there isnt much to it,
>> the issues you have are almost certainly issues dealing with sharing
>> an OpenGL context with blender - which will free images from OpenGL
>> memory to prevent running out of texture memory for unused textures in
>> scenes.
>>
>>
>> @Scott - you can currently draw textures in the 3D viewport so perhaps
>> you can get some test script working, but don't think drawing textures
>> in panels will be supported from python any time soon.
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>
>