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Diffstat (limited to 'apps/plugins/doom/r_sky.c')
-rw-r--r-- | apps/plugins/doom/r_sky.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/apps/plugins/doom/r_sky.c b/apps/plugins/doom/r_sky.c new file mode 100644 index 0000000000..2ec2603972 --- /dev/null +++ b/apps/plugins/doom/r_sky.c | |||
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1 | /* Emacs style mode select -*- C++ -*- | ||
2 | *----------------------------------------------------------------------------- | ||
3 | * | ||
4 | * | ||
5 | * PrBoom a Doom port merged with LxDoom and LSDLDoom | ||
6 | * based on BOOM, a modified and improved DOOM engine | ||
7 | * Copyright (C) 1999 by | ||
8 | * id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman | ||
9 | * Copyright (C) 1999-2000 by | ||
10 | * Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This program is distributed in the hope that it will be useful, | ||
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
20 | * GNU General Public License for more details. | ||
21 | * | ||
22 | * You should have received a copy of the GNU General Public License | ||
23 | * along with this program; if not, write to the Free Software | ||
24 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | ||
25 | * 02111-1307, USA. | ||
26 | * | ||
27 | * DESCRIPTION: | ||
28 | * Sky rendering. The DOOM sky is a texture map like any | ||
29 | * wall, wrapping around. A 1024 columns equal 360 degrees. | ||
30 | * The default sky map is 256 columns and repeats 4 times | ||
31 | * on a 320 screen? | ||
32 | * | ||
33 | *-----------------------------------------------------------------------------*/ | ||
34 | |||
35 | #ifdef __GNUG__ | ||
36 | #pragma implementation "r_sky.h" | ||
37 | #endif | ||
38 | #include "r_sky.h" | ||
39 | // | ||
40 | // sky mapping | ||
41 | // | ||
42 | int skyflatnum; | ||
43 | int skytexture; | ||
44 | int skytexturemid; | ||
45 | |||
46 | // | ||
47 | // R_InitSkyMap | ||
48 | // Called whenever the view size changes. | ||
49 | // | ||
50 | void R_InitSkyMap (void) | ||
51 | { | ||
52 | skytexturemid = 100*FRACUNIT; | ||
53 | } | ||