From 0023db327bc1db00068284b70e1db45857aeee35 Mon Sep 17 00:00:00 2001 From: Travis Bradshaw Date: Tue, 31 Jan 2012 14:32:09 -0600 Subject: The Quake sources as originally release under the GPL license on December 21, 1999 --- QW/client/d_zpoint.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 QW/client/d_zpoint.c (limited to 'QW/client/d_zpoint.c') diff --git a/QW/client/d_zpoint.c b/QW/client/d_zpoint.c new file mode 100644 index 0000000..909f250 --- /dev/null +++ b/QW/client/d_zpoint.c @@ -0,0 +1,47 @@ +/* +Copyright (C) 1996-1997 Id Software, Inc. + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + +See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ +// d_zpoint.c: software driver module for drawing z-buffered points + +#include "quakedef.h" +#include "d_local.h" + + +/* +===================== +D_DrawZPoint +===================== +*/ +void D_DrawZPoint (void) +{ + byte *pdest; + short *pz; + int izi; + + pz = d_pzbuffer + (d_zwidth * r_zpointdesc.v) + r_zpointdesc.u; + pdest = d_viewbuffer + d_scantable[r_zpointdesc.v] + r_zpointdesc.u; + izi = (int)(r_zpointdesc.zi * 0x8000); + + if (*pz <= izi) + { + *pz = izi; + *pdest = r_zpointdesc.color; + } +} + -- cgit v1.2.3