// 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:
// Rendering of moving objects, sprites.
//
//-----------------------------------------------------------------------------


#ifndef __R_THINGS__
#define __R_THINGS__


#ifdef __GNUG__
#pragma interface
#endif

#define MAXVISSPRITES   128
/*
extern vissprite_t vissprites[MAXVISSPRITES];
extern vissprite_t* vissprite_p;
extern vissprite_t vsprsortedhead;*/

// Constant arrays used for psprite clipping
//  and initializing clipping.
extern short  negonearray[SCREENWIDTH];
extern short  screenheightarray[SCREENWIDTH];

// vars for R_DrawMaskedColumn
extern short*  mfloorclip;
extern short*  mceilingclip;
extern fixed_t  spryscale;
extern fixed_t  sprtopscreen;

extern fixed_t  pspritescale;
extern fixed_t  pspriteiscale;


void R_DrawMaskedColumn (const column_t* column);


void R_SortVisSprites (void);

void R_AddSprites(subsector_t* subsec, int lightlevel);
void R_AddPSprites (void);
void R_DrawSprites (void);
void R_InitSprites(const char * const * namelist);
void R_ClearSprites (void);
void R_DrawMasked (void);

void
R_ClipVisSprite
( vissprite_t*  vis,
  int   xl,
  int   xh );


#endif
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.1  2006/03/28 15:44:01  dave
// Patch #2969 - Doom!  Currently only working on the H300.
//
//
//-----------------------------------------------------------------------------