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- /* Emacs style mode select -*- C++ -*- */
- /* ----------------------------------------------------------------------------- */
- /* */
- /* $Id:$ */
- /* */
- /* Copyright (C) 1993-1996 by id Software, Inc. */
- /* */
- /* This source is available for distribution and/or modification */
- /* only under the terms of the DOOM Source Code License as */
- /* published by id Software. All rights reserved. */
- /* */
- /* The source is distributed in the hope that it will be useful, */
- /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
- /* FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License */
- /* for more details. */
- /* */
- /* DESCRIPTION: */
- /* Refresh, visplane stuff (floor, ceilings). */
- /* */
- /* ----------------------------------------------------------------------------- */
-
-
- #ifndef __R_PLANE__
- #define __R_PLANE__
-
-
- #include "r_data.h"
-
- #ifdef __GNUG__
- #pragma interface
- #endif
-
-
- /* Visplane related. */
- extern short* lastopening;
-
-
- typedef void (*planefunction_t) (int top, int bottom);
-
- extern planefunction_t floorfunc;
- extern planefunction_t ceilingfunc_t;
-
- extern short floorclip[SCREENWIDTH];
- extern short ceilingclip[SCREENWIDTH];
-
- extern fixed_t yslope[SCREENHEIGHT];
- extern fixed_t distscale[SCREENWIDTH];
-
- void R_InitPlanes (void);
- void R_ClearPlanes (void);
-
- void
- R_MapPlane
- ( int y,
- int x1,
- int x2 );
-
- void
- R_MakeSpans
- ( int x,
- int t1,
- int b1,
- int t2,
- int b2 );
-
- void R_DrawPlanes (void);
-
- visplane_t*
- R_FindPlane
- ( fixed_t height,
- int picnum,
- int lightlevel );
-
- visplane_t*
- R_CheckPlane
- ( visplane_t* pl,
- int start,
- int stop );
-
-
-
- #endif
- /* ----------------------------------------------------------------------------- */
- /* */
- /* $Log:$ */
- /* */
- /* ----------------------------------------------------------------------------- */
-