Games/Doom/r_plane.h

   1 // Emacs style mode select   -*- C++ -*-
   2 //-----------------------------------------------------------------------------
   3 //
   4 // $Id$
   5 //
   6 // Copyright (C) 1993-1996 by id Software, Inc.
   7 //
   8 // This source is available for distribution and/or modification
   9 // only under the terms of the DOOM Source Code License as
  10 // published by id Software. All rights reserved.
  11 //
  12 // The source is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
  15 // for more details.
  16 //
  17 // DESCRIPTION:
  18 //      Refresh, visplane stuff (floor, ceilings).
  19 //
  20 //-----------------------------------------------------------------------------
  21
  22
  23 #ifndef __R_PLANE__
  24 #define __R_PLANE__
  25
  26
  27 #include "doomdef.h"
  28 #include "r_data.h"
  29
  30 #ifdef __GNUG__
  31 #pragma interface
  32 #endif
  33
  34
  35 // Visplane related.
  36 extern  short*          lastopening;
  37
  38
  39 typedef void (*planefunction_t) (int top, int bottom);
  40
  41 extern planefunction_t  floorfunc;
  42 extern planefunction_t  ceilingfunc_t;
  43
  44 //extern short          floorclip[SCREENWIDTH];
  45 //extern short          ceilingclip[SCREENWIDTH];
  46 extern short            *floorclip;
  47 extern short            *ceilingclip;
  48
  49 //extern FAR fixed_t    yslope[SCREENHEIGHT];
  50 //extern FAR fixed_t    distscale[SCREENWIDTH];
  51 extern fixed_t          *yslope;
  52 extern fixed_t          *distscale;
  53
  54 void resinit_r_plane (void);  //called before anything else
  55
  56 void R_InitPlanes (void);
  57 void R_ClearPlanes (void);
  58
  59 void
  60 R_MapPlane
  61 ( int           y,
  62   int           x1,
  63   int           x2 );
  64
  65 void
  66 R_MakeSpans
  67 ( int           x,
  68   int           t1,
  69   int           b1,
  70   int           t2,
  71   int           b2 );
  72
  73 void R_DrawPlanes (void);
  74
  75 visplane_t*
  76 R_FindPlane
  77 ( fixed_t       height,
  78   int           picnum,
  79   int           lightlevel );
  80
  81 visplane_t*
  82 R_CheckPlane
  83 ( visplane_t*   pl,
  84   int           start,
  85   int           stop );
  86
  87
  88
  89 #endif
  90 //-----------------------------------------------------------------------------
  91 //
  92 // $Log$
  93 // Revision 1.1  2000/02/29 18:21:06  stegerg
  94 // Doom port based on ADoomPPC. Read README.AROS!
  95 //
  96 //
  97 //-----------------------------------------------------------------------------