[Interest] [OT] Re: OpenGL weirdness

Sean Harmer sean.harmer at kdab.com
Fri Aug 15 11:45:08 CEST 2014

On Friday 15 Aug 2014 09:41:14 Rutledge Shawn wrote:
> On 15 Aug 2014, at 8:29 AM, Till Oliver Knoll wrote:
> Am 14.08.2014 um 17:43 schrieb Sean Harmer
> <sean.harmer at kdab.com<mailto:sean.harmer at kdab.com>>:
> ... Just adding the needed VAOs made the
> things work again.
> Ah just one of a gazillion ways you can see nothing with OpenGL.
> Unlike most OpenGL books want to make believe the first real "Hello World"
> you're usually seeing first is the famous "black cube on black background
> with no light enabled and the camera rotated 180 degrees into the other
> direction"!
> It's funny how that first experience haunts us over and over again :)
> It's obvious the tools for debugging need to be better, but that's hard to
> achieve.

Very. In my case apitrace helped track down the broken matrix but it's still a 
painful process, especially if you're new to the topic.



Dr Sean Harmer | sean.harmer at kdab.com | Managing Director UK
Klarälvdalens Datakonsult AB, a KDAB Group company
Tel. Sweden (HQ) +46-563-540090, USA +1-866-777-KDAB(5322)
KDAB - Qt Experts - Platform-independent software solutions

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