quakeforge/libs/video/renderer/sw32/d_vars.c

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/*
d_vars.c
global refresh variables
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#define NH_DEFINE
#include "namehack.h"
#include "QF/qtypes.h"
// all global and static refresh variables are collected in a contiguous block
// to avoid cache conflicts.
// global refresh variables -----------------------------
// FIXME: make into one big structure, like cl or sv
// FIXME: do separately for refresh engine and driver
float sw32_d_sdivzstepu, sw32_d_tdivzstepu, sw32_d_zistepu;
float sw32_d_sdivzstepv, sw32_d_tdivzstepv, sw32_d_zistepv;
float sw32_d_sdivzorigin, sw32_d_tdivzorigin, sw32_d_ziorigin;
fixed16_t sw32_sadjust, sw32_tadjust, sw32_bbextents, sw32_bbextentt;
byte *sw32_cacheblock;
int sw32_cachewidth;
byte *sw32_d_viewbuffer;
short *sw32_d_pzbuffer;
int sw32_d_zrowbytes;
int sw32_d_zwidth;