On Tue, 21 Jan 2003, Brian Paul wrote:

> Ian Romanick wrote:
> > Leif Delgass wrote:
> > 
> >> On Thu, 2 Jan 2003, Daniel Vogel wrote:
> >>
> >>
> >>> A bit unrelated:
> >>>
> >>>
> >>>>> Log: OpenGL Error: GL_INVALID_ENUM (UOpenGLRenderDevice::Unlock)
> >>>>> (if anyone wants the full log let me know)
> >>>
> >>>
> >>> On OS X 10.2.3 this is caused by
> >>>
> >>> glTexEnvi( GL_TEXTURE_ENV, GL_OPERAND2_RGB, GL_SRC_COLOR );
> >>
> >>
> >>
> >> This is indeed one of the sources of the GL_INVALID_ENUMs; however, it
> >> appears to be a bug in Mesa.  There seems to be a missing break after
> >> texstate.c:423 :
> >>
> >> --- texstate.c  Tue Jan 21 17:10:15 2003
> >> +++ texstate.fixed.c    Tue Jan 21 17:11:19 2003
> >> @@ -421,6 +421,7 @@
> >>                   return;
> >>                FLUSH_VERTICES(ctx, _NEW_TEXTURE);
> >>                texUnit->CombineOperandRGB[2] = operand;
> >> +              break;
> >>             default:
> >>                 TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
> >>                return;
> >>
> >> Brian, does that look right to you?
> > 
> > 
> > I had just come across this today also.  I think a better sollution 
> > would be to fold the GL_OPERAND2_{RGB,ALPHA} cases in with the 
> > GL_OPERAND[01]_{RGB,ALPHA} cases.  If we care about filtering out the 
> > cases that are not valid for EXT_texture_env_combine, we should do in 
> > the inner switch in those cases.
> 
> Feel free to whip up a patch for that. :)
> 
> -Brian

In the meantime, I've commited the one-line fix to DRI HEAD, texmem-0-0-1
and mesa-4-0-4-branch, since the bug is in 4.x also.  Should I submit it
to [EMAIL PROTECTED] too or is there going to be another merge from
texmem-0-0-1 before 4.3.0?

-- 
Leif Delgass 
http://www.retinalburn.net



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