Path: chuka.playstation.co.uk!scea!greg_labrec@interactive.sony.com
From: mperdue@hrtc.net (Mario Perdue)
Newsgroups: scea.yaroze.programming.3d_graphics
Subject: Re: Accessing the vertices
Date: Mon, 11 Aug 1997 03:30:55 GMT
Organization: SCEA Net Yaroze News
Lines: 27
Message-ID: <33ee8629.42022671@205.149.189.29>
References: <33EE760B.AD778C3E@ix.netcom.com>
NNTP-Posting-Host: firewall.hrtc.net
X-Newsreader: Forte Free Agent 1.1/32.230

On Sun, 10 Aug 1997 21:16:43 -0500, Manny Najera
<mnajera@ix.netcom.com> wrote:

>To access each vertex of a tmd, I have a pointer of tmd_vert type that
>points to the vert_top property of the tmd_obj.  How do I know when I've
>reached the end of the vertex data?  Does the pointer I'm using point to
>NULL when I've read the last vertex?
>
Manny,

The Object Structure looks like this:

{
u_long *vert_top;
u_long n_vert;
u_long *normal_top;
u_long n_normal;
u_long *primitive_top;
u_long n_primitive;
long   scale;
}

As you have determined, *vert_top points to the first vertex. n_vert
is the number of vertices.

Mario