Tessier, Philip a écrit :
> My attempt to use createGraphicsContext() to create an off-screen
> rendering context is failing. (It's returning NULL.)
>
> I'm using Win32.
>
> What am I missing?
>
> I have added the following to my code:
> osg::GraphicsContext * GetOffscreenGraphicsContext(
> unsigned a_tex_width,
> unsigned a_tex_height
> )
> {
> osg::ref_ptr<osg::GraphicsContext::Traits> traits=new
> osg::GraphicsContext::Traits;
>
> traits->width = a_tex_width;
> traits->height = a_tex_height;
> // traits->doubleBuffer = true;
> traits->pbuffer = true;
>
> osg::ref_ptr<osg::GraphicsContext>
> gc=osg::GraphicsContext::createGraphicsContext(traits.get());
> // TODO: Above returning NULL!
>
> return gc.get();
> }
>
> with the following to hook it in:
> // Setup camera for off-screen rendering.
> osg::ref_ptr<osg::GraphicsContext> gc=
> GetOffscreenGraphicsContext( tex_width, tex_height);
> camera->setGraphicsContext(gc.get());
>
> Thanks,
> Phil
>
Hi,
Found any solution ? I've the same problem, I have a previous solution
with Producer but I want to port my snapshot application to 2.4 release
and I can't save any image without a viewer. Anyone have a solution ?
Thanks
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