/* Emacs style mode select   -*- C++ -*- */
/*----------------------------------------------------------------------------- */
/* */
/* $Id:$ */
/* */
/* Copyright (C) 1993-1996 by id Software, Inc. */
/* */
/* 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. */
/* */
/* DESCRIPTION: */
/*  Refresh module, data I/O, caching, retrieval of graphics */
/*  by name. */
/* */
/*----------------------------------------------------------------------------- */


#ifndef __R_DATA__
#define __R_DATA__

#include "r_defs.h"
#include "r_state.h"

#ifdef __GNUG__
#pragma interface
#endif

/* Retrieve column data for span blitting. */
byte*
R_GetColumn
        ( int tex,
        int col );


/* I/O, setting up the stuff. */
void R_InitData (void);
void R_PrecacheLevel (void);


/* Retrieval. */
/* Floor/ceiling opaque texture tiles, */
/* lookup by name. For animation? */
int R_FlatNumForName (char* name);


/* Called by P_Ticker for switches and animations, */
/* returns the texture number for the texture name. */
int R_TextureNumForName (char *name);
int R_CheckTextureNumForName (char *name);

#endif
/*----------------------------------------------------------------------------- */
/* */
/* $Log:$ */
/* */
/*----------------------------------------------------------------------------- */
