100 lines
3 KiB
C
100 lines
3 KiB
C
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/* Emacs style mode select -*- C++ -*-
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*-----------------------------------------------------------------------------
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*
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*
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* PrBoom a Doom port merged with LxDoom and LSDLDoom
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* based on BOOM, a modified and improved DOOM engine
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* Copyright (C) 1999 by
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* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
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* Copyright (C) 1999-2000 by
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* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* DESCRIPTION:
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* System specific interface stuff.
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*
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*-----------------------------------------------------------------------------*/
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#ifndef __R_DRAW__
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#define __R_DRAW__
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#include "r_defs.h"
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#ifdef __GNUG__
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#pragma interface
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#endif
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extern lighttable_t *dc_colormap;
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extern int dc_x;
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extern int dc_yl;
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extern int dc_yh;
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extern fixed_t dc_iscale;
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extern fixed_t dc_texturemid;
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extern int dc_texheight; // killough
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// first pixel in a column
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extern const byte *dc_source;
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// The span blitting interface.
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// Hook in assembler or system specific BLT here.
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void R_DrawColumn(void) ICODE_ATTR;
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void R_DrawTLColumn(void) ICODE_ATTR; // drawing translucent textures // phares
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void R_DrawFuzzColumn(void) ICODE_ATTR; // The Spectre/Invisibility effect.
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// Draw with color translation tables, for player sprite rendering,
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// Green/Red/Blue/Indigo shirts.
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void R_DrawTranslatedColumn(void);
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void R_VideoErase(unsigned ofs, int count);
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extern lighttable_t *ds_colormap;
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extern int ds_y;
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extern int ds_x1;
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extern int ds_x2;
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extern fixed_t ds_xfrac;
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extern fixed_t ds_yfrac;
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extern fixed_t ds_xstep;
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extern fixed_t ds_ystep;
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// start of a 64*64 tile image
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extern byte *ds_source;
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extern byte playernumtotrans[MAXPLAYERS]; // CPhipps - what translation table for what player
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extern byte *translationtables;
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extern byte *dc_translation;
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// Span blitting for rows, floor/ceiling. No Spectre effect needed.
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void R_DrawSpan(void) ICODE_ATTR;
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void R_InitBuffer(int width, int height);
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// Initialize color translation tables, for player rendering etc.
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void R_InitTranslationTables(void);
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// Rendering function.
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void R_FillBackScreen(void);
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// If the view size is not full screen, draws a border around it.
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void R_DrawViewBorder(void);
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extern const byte *tranmap; // translucency filter maps 256x256 // phares
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extern const byte *main_tranmap; // killough 4/11/98
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#endif
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