Re: [Mesa3d-dev] Bug in glDrawRangeElements(..)

[Brian P. <br...@va...>]

Scott McMillan wrote:
> 
> I am having trouble with glDrawRangeElements (again) with version
> 3.5.  The attached test program renders three GL_POLYGONs.  By
> pressing 'v' it cycles through using glVertex3f (the initial mode),
> glDrawRangeElements, and glDrawElements.  There is a problem with
> the glDrawRangeElements.
> 
> This leads me to my second question.  glDrawRangeElements was
> either broken or did not exist (I cannot remember which) in
> version 3.1 or earlier.  I used to use MESA_MAJOR_VERSION and
> MESA_MINOR_VERSION to determine what I was working with.  These
> seem to be gone now, and I was wondering if this was temporary or
> if I am supposed to be using one of the many replacements:
> XMESA_MAJOR_VERSION, OSMESA_MAJOR_VERSION, etc...

I think you should call glGetString(GL_VERSION) and examine the
Mesa version number it returns.  Afterall, you want to know the
version at runtime, not compile time, right?

The MESA_MINOR/MAJOR_VERSION tokens really weren't appropriate,
so I removed them a while back.

-Brian