Re: [Algorithms] Bullets on walls

[Angel P. <ju...@bi...>]

No, neither glPolygonOffset or moving the near clipplane will have the same
functionality as the non-existent glDepthFunc( GL_ALMOST_EQUAL )
because these two approaches will not fix the problem with the wallmark
not getting clipped at wall corners.


> For D3D (and probably OpenGL), a good alternative is to move the near &
far
> clip planes a bit further away for those tris. You only need to move the
> near clip plane if using Z-buffering. If using W-buffering, you'll need to
> move both.
>
> Tom Forsyth - Muckyfoot bloke.
> Whizzing and pasting and pooting through the day.
>
> > -----Original Message-----
> > From: Neal Tringham [mailto:ne...@ps...]
> > Sent: 21 July 2000 10:56
> > To: gda...@li...
> > Subject: Re: [Algorithms] Bullets on walls
> >
> >
> >
> > Giovanni Bajo <ba...@pr...> writes:
> > > In DirectX, there is a ZBIAS stuff that let you set a priority order
> > > (integer) when Z matches. It is a renderstate. But looking
> > at the caps, it
> > > is not supported in every boards I have tried. I heard it is an old
> > thingie
> > > of first Voodoo boards.
> >
> > Yes, the support for zbias seems to be rather inconsistent.
> >
> > > I had not found something similiar in OpenGL.
> >
> > You may want to look at the 1.1 glPolygonOffset function.
> >
> >
> > Neal Tringham (Sick Puppies)
> >
> > ne...@ps...
> > ne...@em...