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68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
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/* Emacs style mode select -*- C++ -*-
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*-----------------------------------------------------------------------------
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*
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*
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* PrBoom: a Doom port merged with LxDoom and LSDLDoom
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* based on BOOM, a modified and improved DOOM engine
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* Copyright (C) 1999 by
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* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
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* Copyright (C) 1999-2000 by
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* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
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* Copyright 2005, 2006 by
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* Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* DESCRIPTION:
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* Refresh, visplane stuff (floor, ceilings).
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*
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*-----------------------------------------------------------------------------*/
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#ifndef __R_PLANE__
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#define __R_PLANE__
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#include "r_data.h"
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#ifdef __GNUG__
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#pragma interface
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#endif
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/* killough 10/98: special mask indicates sky flat comes from sidedef */
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#define PL_SKYFLAT (0x80000000)
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/* Visplane related. */
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extern int *lastopening; // dropoff overflow
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extern int floorclip[], ceilingclip[]; // dropoff overflow
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extern fixed_t yslope[], distscale[];
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void R_InitPlanes(void);
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void R_ClearPlanes(void);
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void R_DrawPlanes ();
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visplane_t *R_FindPlane(
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fixed_t height,
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int picnum,
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int lightlevel,
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fixed_t xoffs, /* killough 2/28/98: add x-y offsets */
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fixed_t yoffs
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);
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visplane_t *R_CheckPlane(visplane_t *pl, int start, int stop);
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visplane_t *R_DupPlane(const visplane_t *pl, int start, int stop);
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#endif
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