apps/plugins/doom/r_sky.h

   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.
  29  *
  30  *-----------------------------------------------------------------------------*/
  31
  32 #ifndef __R_SKY__
  33 #define __R_SKY__
  34
  35 #include "m_fixed.h"
  36
  37 #ifdef __GNUG__
  38 #pragma interface
  39 #endif
  40
  41 /* SKY, store the number for name. */
  42 #define SKYFLATNAME  "F_SKY1"
  43
  44 /* The sky map is 256*128*4 maps. */
  45 #define ANGLETOSKYSHIFT         22
  46
  47 extern int skytexture;
  48 extern int skytexturemid;
  49
  50 /* Called whenever the view size changes. */
  51 void R_InitSkyMap(void);
  52
  53 #endif