[Development] OpenGL in Qt 5.1 and onwards

Sletta Gunnar Gunnar.Sletta at digia.com
Mon Jan 7 07:51:52 CET 2013


On Dec 21, 2012, at 5:26 PM, Thomas Senyk <thomas.senyk at pelagicore.com> wrote:

> On Tue, December 18, 2012 19:28:23 Laszlo Papp wrote:
>> On Tue, Dec 18, 2012 at 7:12 PM, Sean Harmer <sean.harmer at kdab.com> wrote:
>>> Something along those lines but also for Sampler objects where available
>>> and higher level too e.g. A set of Texture Unit Configurations and also
>>> that supports more features such as texture arrays (layered textures).
>> 
>> Ah, I have just realized we were discussing texture atlas as well that
>> could be a reusable component, perhaps.
> 
> I agree.
> A qml abstraction would be nice to have:
> 
> TextureAtlas {
> 	default property list<Image> actions
> }
> 
> This could be used for your icon-sets or your model-views, or similar.
> 
> Not sure if this helps performance that much .. and if it's easy to integrate 
> into SG?

The scene graph already has the abstractions in place to build a texture atlas behind the scenes. The actual texture atlas to support Image elements and BorderImage elements is located in the playground/scenegraph repository. 

cheers,
Gunnar


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