// Emacs style mode select   -*- C++ -*- //-----------------------------------------------------------------------------//// $Id: r_draw.h,v 1.6 2001/03/13 22:14:20 stroggonmeth Exp $//// Copyright (C) 1993-1996 by id Software, Inc.// Portions Copyright (C) 1998-2000 by DooM Legacy Team.//// 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.////// $Log: r_draw.h,v $// Revision 1.6  2001/03/13 22:14:20  stroggonmeth// Long time no commit. 3D floors, FraggleScript, portals, ect.//// Revision 1.5  2001/02/24 13:35:21  bpereira// no message//// Revision 1.4  2000/11/09 17:56:20  stroggonmeth// Hopefully fixed a few bugs and did a few optimizations.//// Revision 1.3  2000/11/02 17:50:09  stroggonmeth// Big 3Dfloors & FraggleScript commit!!//// Revision 1.2  2000/02/27 00:42:10  hurdler// fix CR+LF problem//// Revision 1.1.1.1  2000/02/22 20:32:32  hurdler// Initial import into CVS (v1.29 pr3)////// DESCRIPTION://      low level span/column drawer functions.////-----------------------------------------------------------------------------#ifndef __R_DRAW__#define __R_DRAW__#include "r_defs.h"// -------------------------------// COMMON STUFF FOR 8bpp AND 16bpp// -------------------------------extern byte*            ylookup[MAXVIDHEIGHT];extern byte*            ylookup1[MAXVIDHEIGHT];extern byte*            ylookup2[MAXVIDHEIGHT];extern int              columnofs[MAXVIDWIDTH];#ifdef HORIZONTALDRAW//Fab 17-06-98extern byte*            yhlookup[MAXVIDWIDTH];extern int              hcolumnofs[MAXVIDHEIGHT];#endif// -------------------------// COLUMN DRAWING CODE STUFF// -------------------------extern lighttable_t*    dc_colormap;extern lighttable_t*    dc_wcolormap;   //added:24-02-98:WATER!extern int              dc_x;extern int              dc_yl;extern int              dc_yh;extern int              dc_yw;          //added:24-02-98:WATER!extern fixed_t          dc_iscale;extern fixed_t          dc_texturemid;extern byte*            dc_source;      // first pixel in a column// translucency stuff hereextern byte*            transtables;    // translucency tables, should be (*transtables)[5][256][256]extern byte*            dc_transmap;// translation stuff hereextern byte*            translationtables;extern byte*            dc_translation;extern struct r_lightlist_s*      dc_lightlist;extern int                        dc_numlights;extern int                        dc_maxlights;extern struct wallportal_s*       dc_wallportals;//Fix TUTIFRUTIextern int      dc_texheight;// Portalsextern portal_t*   dc_portal;// -----------------------// SPAN DRAWING CODE STUFF// -----------------------extern int              ds_y;extern int              ds_x1;extern int              ds_x2;extern lighttable_t*    ds_colormap;extern fixed_t          ds_xfrac;extern fixed_t          ds_yfrac;extern fixed_t          ds_xstep;extern fixed_t          ds_ystep;extern byte*            ds_source;      // start of a 64*64 tile imageextern byte*            ds_transmap;// viewborder patches lump numbers#define BRDR_T      0#define BRDR_B      1#define BRDR_L      2#define BRDR_R      3#define BRDR_TL     4#define BRDR_TR     5#define BRDR_BL     6#define BRDR_BR     7extern int viewborderlump[8];// ------------------------------------------------// r_draw.c COMMON ROUTINES FOR BOTH 8bpp and 16bpp// ------------------------------------------------//added:26-01-98: called by SCR_Recalc() when video mode changesvoid    R_RecalcFuzzOffsets (void);// Initialize color translation tables, for player rendering etc.void    R_InitTranslationTables (void);void    R_InitViewBuffer ( int   width,                           int   height );void    R_InitViewBorder (void);void    R_VideoErase ( unsigned      ofs,                       int           count );// Rendering function.void    R_FillBackScreen (void);// If the view size is not full screen, draws a border around it.void    R_DrawViewBorder (void);// -----------------// 8bpp DRAWING CODE// -----------------#ifdef HORIZONTALDRAW//Fab 17-06-98void    R_DrawHColumn_8 (void);#endifvoid    ASMCALL R_DrawColumn_8 (void);void    ASMCALL R_DrawSkyColumn_8 (void);void    ASMCALL R_DrawShadeColumn_8 (void);             //smokie test..void    ASMCALL R_DrawFuzzColumn_8 (void);void    ASMCALL R_DrawTranslucentColumn_8 (void);void    ASMCALL R_DrawTranslatedColumn_8 (void);void    ASMCALL R_DrawSpan_8 (void);void    R_DrawTranslucentSpan_8 (void);void    R_DrawFogSpan_8 (void);void    R_DrawFogColumn_8 (void); //SoM: Testvoid    R_DrawColumnShadowed_8 (void);void    R_DrawPortalColumn_8 (void);// ------------------// 16bpp DRAWING CODE// ------------------void    ASMCALL R_DrawColumn_16 (void);void    ASMCALL R_DrawSkyColumn_16 (void);void    ASMCALL R_DrawFuzzColumn_16 (void);void    ASMCALL R_DrawTranslucentColumn_16 (void);void    ASMCALL R_DrawTranslatedColumn_16 (void);void    ASMCALL R_DrawSpan_16 (void);// =========================================================================#endif  // __R_DRAW__