Mail Archives: djgpp/1997/09/03/16:53:51
Reham wrote:
>
> Well, I suppose I should apologize for that last article. I wasn't trying to
> say D3D was superior than OpenGL and nor was I trying to sound like I'm an
> expert in the subject. I did, in all honesty, read through most of the OpenGL
> spec which I got from DEC, which might be difficult to believe given my
> comment about no Immediate Mode OpenGL (which someone -- Paul
> Shirley -- gratefully pointed out, as well as calling my article bs, which is
> mostly true as well) -- however, for some reason it was my impression that
> there was no parallel to the DrawPrimitives in OpenGL. Can someone clear me
> up on this?
You seem to be confusing Draw Primitive with Execute Buffers now.
The irony of your question is that Draw Primitive was hacked into
D3D to ape OpenGL approach.
With OpenGL you also have the vertex arrays which allow you to draw
from an array of data rather than repetative calls to glVertex, etc.
Cheers,Angus.
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