diff options
Diffstat (limited to 'apps/plugins/sdl/progs/quake/d_zpoint.c')
-rw-r--r-- | apps/plugins/sdl/progs/quake/d_zpoint.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/apps/plugins/sdl/progs/quake/d_zpoint.c b/apps/plugins/sdl/progs/quake/d_zpoint.c new file mode 100644 index 0000000000..909f25013f --- /dev/null +++ b/apps/plugins/sdl/progs/quake/d_zpoint.c | |||
@@ -0,0 +1,47 @@ | |||
1 | /* | ||
2 | Copyright (C) 1996-1997 Id Software, Inc. | ||
3 | |||
4 | This program is free software; you can redistribute it and/or | ||
5 | modify it under the terms of the GNU General Public License | ||
6 | as published by the Free Software Foundation; either version 2 | ||
7 | of the License, or (at your option) any later version. | ||
8 | |||
9 | This program is distributed in the hope that it will be useful, | ||
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | ||
12 | |||
13 | See the GNU General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with this program; if not, write to the Free Software | ||
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
18 | |||
19 | */ | ||
20 | // d_zpoint.c: software driver module for drawing z-buffered points | ||
21 | |||
22 | #include "quakedef.h" | ||
23 | #include "d_local.h" | ||
24 | |||
25 | |||
26 | /* | ||
27 | ===================== | ||
28 | D_DrawZPoint | ||
29 | ===================== | ||
30 | */ | ||
31 | void D_DrawZPoint (void) | ||
32 | { | ||
33 | byte *pdest; | ||
34 | short *pz; | ||
35 | int izi; | ||
36 | |||
37 | pz = d_pzbuffer + (d_zwidth * r_zpointdesc.v) + r_zpointdesc.u; | ||
38 | pdest = d_viewbuffer + d_scantable[r_zpointdesc.v] + r_zpointdesc.u; | ||
39 | izi = (int)(r_zpointdesc.zi * 0x8000); | ||
40 | |||
41 | if (*pz <= izi) | ||
42 | { | ||
43 | *pz = izi; | ||
44 | *pdest = r_zpointdesc.color; | ||
45 | } | ||
46 | } | ||
47 | |||