/*
Copyright (C) 1994-1995 Apogee Software, Ltd.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
#ifndef _rt_floor_public
#define _rt_floor_public

//***************************************************************************
//
//    RT_FLOOR.C - Floor and Ceiling stuff
//
//***************************************************************************

extern int		mr_xstep;
extern int		mr_ystep;
extern int		mr_xfrac;
extern int		mr_yfrac;

extern int     sky;      //Whether Parallax is on or off
void DrawPlanes (void);
void SetPlaneViewSize( void );
void MakeSkyTile (byte * tile);
void DrawFullSky( void );
boolean SkyExists (void);

#endif