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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 module, BSP traversal and handling.
//
//-----------------------------------------------------------------------------
#ifndef __R_BSP__
#define __R_BSP__
#ifdef __GNUG__
#pragma interface
#endif
extern seg_t* curline;
extern side_t* sidedef;
extern line_t* linedef;
extern sector_t* frontsector;
extern sector_t* backsector;
extern int rw_x;
extern int rw_stopx;
extern boolean segtextured;
// false if the back side is the same plane
extern boolean markfloor;
extern boolean markceiling;
extern boolean skymap;
extern drawseg_t drawsegs[MAXDRAWSEGS];
extern drawseg_t* ds_p;
extern lighttable_t** hscalelight;
extern lighttable_t** vscalelight;
extern lighttable_t** dscalelight;
typedef void (*drawfunc_t) (int start, int stop);
// BSP?
void R_ClearClipSegs (void);
void R_ClearDrawSegs (void);
void R_RenderBSPNode (int bspnum);
#endif
//-----------------------------------------------------------------------------
//
// $Log:$
//
//-----------------------------------------------------------------------------
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