DerelictGL program draw nothing

[cal]

On Monday, 3 September 2012 at 17:08:55 UTC, cal wrote:
> On Monday, 3 September 2012 at 17:02:46 UTC, Zhenya wrote:
>> that dosn't work
>
> How large is your window?
>
> glViewport(0,0,width,height);
>
> should really be setting to the window size - so if you make 
> your window 800,800, this should be
>
> glViewport(0,0,800,800);

Just saw it, never mind. Also, I think before you draw, you need 
to set the matrix mode to modelview, and load identity...

glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
display();