166 lines
5 KiB
C
Executable file
166 lines
5 KiB
C
Executable file
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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* $Source: /cvsroot/dxx-rebirth/d1x-rebirth/main/render.h,v $
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* $Revision: 1.1.1.1 $
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* $Author: zicodxx $
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* $Date: 2006/03/17 19:41:56 $
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*
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* Header for rendering-based functions
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*
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* $Log: render.h,v $
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* Revision 1.1.1.1 2006/03/17 19:41:56 zicodxx
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* initial import
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*
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* Revision 1.1.1.1 1999/06/14 22:13:03 donut
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* Import of d1x 1.37 source.
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*
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* Revision 2.0 1995/02/27 11:33:00 john
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* New version 2.0, which has no anonymous unions, builds with
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* Watcom 10.0, and doesn't require parsing BITMAPS.TBL.
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*
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* Revision 1.17 1994/11/30 12:33:33 mike
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* prototype Clear_window.
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*
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* Revision 1.16 1994/11/02 16:19:52 matt
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* Increased size of extra object buffer
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*
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* Revision 1.15 1994/07/25 00:02:49 matt
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* Various changes to accomodate new 3d, which no longer takes point numbers
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* as parms, and now only takes pointers to points.
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*
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* Revision 1.14 1994/07/24 14:37:42 matt
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* Added angles for player head
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*
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* Revision 1.13 1994/06/24 17:01:34 john
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* Add VFX support; Took Game Sequencing, like EndGame and stuff and
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* took it out of game.c and into gameseq.c
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*
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* Revision 1.12 1994/06/16 10:55:57 matt
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* Made a bunch of test code dependent on #defines
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*
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* Revision 1.11 1994/06/01 00:01:36 matt
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* Added mine destruction flashing effect
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*
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* Revision 1.10 1994/05/22 18:47:36 mike
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* make Render_list a globally accessible variable.
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*
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* Revision 1.9 1994/05/22 15:29:32 mike
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* Separation of lighting from render.c to lighting.c.
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*
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* Revision 1.8 1994/05/14 17:59:39 matt
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* Added extern.
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*
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* Revision 1.7 1994/05/14 17:15:17 matt
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* Got rid of externs in source (non-header) files
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*
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* Revision 1.6 1994/02/17 11:32:41 matt
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* Changes in object system
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*
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* Revision 1.5 1994/01/21 17:31:48 matt
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* Moved code from render_frame() to caller, making code cleaner
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*
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* Revision 1.4 1994/01/06 09:46:12 john
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* Added removable walls... all code that checked for
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* children to see if a wall was a doorway, i changed
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* to yuan's wall_is_doorway function that is in wall.c...
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* doesn't work yet.
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*
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* Revision 1.3 1994/01/05 11:25:47 john
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* Changed Player_zoom to Render_zoom
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*
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* Revision 1.2 1994/01/05 10:53:43 john
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* New object code by John.
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*
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* Revision 1.1 1993/11/04 14:01:43 matt
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* Initial revision
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*
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*
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*/
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#ifndef _RENDER_H
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#define _RENDER_H
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#include "3d.h"
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#include "object.h"
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#define MAX_RENDER_SEGS 500
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#define OBJS_PER_SEG 5
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#define N_EXTRA_OBJ_LISTS 50
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extern int Clear_window; // 1 = Clear whole background window, 2 = clear view portals into rest of world, 0 = no clear
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void render_frame(fix eye_offset); //draws the world into the current canvas
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//cycle the flashing light for when mine destroyed
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void flash_frame();
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int find_seg_side_face(short x,short y,int *seg,int *side,int *face,int *poly);
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//these functions change different rendering parameters
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//all return the new value of the parameter
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//how may levels deep to render
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int inc_render_depth(void);
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int dec_render_depth(void);
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int reset_render_depth(void);
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//how many levels deep to render in perspective
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int inc_perspective_depth(void);
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int dec_perspective_depth(void);
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int reset_perspective_depth(void);
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//misc toggles
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int toggle_outline_mode(void);
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int toggle_show_only_curside(void);
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// When any render function needs to know what's looking at it, it should access
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// Render_viewer_object members.
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extern fix Render_zoom; //the player's zoom factor
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//This is used internally to render_frame(), but is included here so AI
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//can use it for its own purposes.
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extern char visited[MAX_SEGMENTS];
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extern int N_render_segs;
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extern short Render_list[MAX_RENDER_SEGS];
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#ifdef EDITOR
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extern int Render_only_bottom;
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#endif
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//Set the following to turn on player head turning
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extern int Use_player_head_angles;
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//If the above flag is set, these angles specify the orientation of the head
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extern vms_angvec Player_head_angles;
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//
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// Routines for conditionally rotating & projecting points
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//
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//This must be called at the start of the frame if rotate_list() will be used
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void render_start_frame(void);
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//Given a lit of point numbers, rotate any that haven't been rotated this frame
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g3s_codes rotate_list(int nv,short *pointnumlist);
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//Given a lit of point numbers, project any that haven't been projected
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void project_list(int nv,short *pointnumlist);
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#endif
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