59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id:$
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This source is available for distribution and/or modification
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// only under the terms of the DOOM Source Code License as
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// published by id Software. All rights reserved.
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//
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// The source 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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// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
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// for more details.
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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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// Visplane related.
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extern short* lastopening;
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typedef void (*planefunction_t) (int top, int bottom);
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extern planefunction_t floorfunc;
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extern planefunction_t ceilingfunc_t;
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extern short floorclip[SCREENWIDTH];
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extern short ceilingclip[SCREENWIDTH];
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extern fixed_t yslope[SCREENHEIGHT];
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extern fixed_t distscale[SCREENWIDTH];
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void R_InitPlanes(void);
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void R_ClearPlanes(void);
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void R_MapPlane(int y, int x1, int x2);
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void R_MakeSpans(int x, int t1, int b1, int t2, int b2);
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void R_DrawPlanes(void);
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visplane_t* R_FindPlane(fixed_t height, int picnum, int lightlevel);
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visplane_t* R_CheckPlane(visplane_t* pl, int start, int stop);
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#endif
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//-----------------------------------------------------------------------------
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//
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// $Log:$
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//
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//-----------------------------------------------------------------------------
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