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dxx-rebirth/main/radar.c
zicodxx cde0244a09 initial import
2006-03-20 16:43:15 +00:00

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/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
* $Source: /cvsroot/dxx-rebirth/d1x-rebirth/main/radar.c,v $
* $Revision: 1.1.1.1 $
* $Author: zicodxx $
* $Date: 2006/03/17 19:41:45 $
*
* Routines for drawing the radar.
* .
*
* $Log: radar.c,v $
* Revision 1.1.1.1 2006/03/17 19:41:45 zicodxx
* initial import
*
* Revision 1.2 1999/07/10 02:59:07 donut
* more from orulz
*
* Revision 1.1.1.1 1999/06/14 22:11:14 donut
* Import of d1x 1.37 source.
*
* Revision 1.10 1995/02/27 12:31:15 john
* Version 2.0.
*
* Revision 1.9 1995/02/01 21:03:36 john
* Lintified.
*
* Revision 1.8 1994/08/12 22:41:28 john
* Took away Player_stats; add Players array.
*
* Revision 1.7 1994/07/15 09:38:00 john
* Moved in radar_farthest_dist.
*
* Revision 1.6 1994/07/14 22:05:57 john
* Made radar display not conflict with hostage
* vclip talking.
*
* Revision 1.5 1994/07/12 18:41:51 yuan
* Tweaked location of radar and hostage screen...
* Still needs work.
*
*
* Revision 1.4 1994/07/07 14:59:00 john
* Made radar powerups.
*
*
* Revision 1.3 1994/07/07 10:05:36 john
* Pegged objects in radar to edges.
*
* Revision 1.2 1994/07/06 19:36:33 john
* Initial version of radar.
*
* Revision 1.1 1994/07/06 17:22:07 john
* Initial revision
*
*
*/
#ifdef RCS
static char rcsid[] = "$Id: radar.c,v 1.1.1.1 2006/03/17 19:41:45 zicodxx Exp $";
#endif
#include <stdlib.h>
#include "error.h"
#include "3d.h"
#include "inferno.h"
#include "object.h"
#include "vclip.h"
#include "game.h"
#include "mono.h"
#include "polyobj.h"
#include "sounds.h"
#include "player.h"
#include "bm.h"
#include "hostage.h"
#include "multi.h"
#include "network.h"
#include "gauges.h"
//added/moved on 9/17/98 by Victor Rachels - radar toggle
int show_radar=0;
//end this section
//added on 11/12/98 by Victor Rachels for Network radar
int Network_allow_radar=0;
//end this section
//changed 7/5/99 - Owen Evans - radar resizes with screen size
short Hostage_monitor_size, Hostage_monitor_x, Hostage_monitor_y;
//end changed - OE
static fix radx, rady, rox, roy, cenx, ceny;
typedef struct blip {
short x, y;
ubyte c;
} blip;
#define MAX_BLIPS 1000
blip Blips[MAX_BLIPS];
int N_blips = 0;
fix Radar_farthest_dist = (F1_0 * 20 * 15); // 15 segments away
//fix Radar_farthest_dist = (F1_0 * 20 * 8); // 8 segments away
void radar_plot_object( object * objp, int hue )
{
ubyte flags;
g3s_point pos;
int color;
fix dist, rscale, zdist, distance;
int xpos, ypos;
flags = g3_rotate_point(&pos,&objp->pos);
dist = vm_vec_mag_quick(&pos.p3_vec);
// Make distance be 1.0 to 0.0, where 0.0 is maximum segments away;
if ( dist >= Radar_farthest_dist ) return;
distance = F1_0 - fixdiv( dist, Radar_farthest_dist );
color = f2i( distance*31 );
zdist = fix_sqrt( fixmul(pos.p3_x,pos.p3_x)+fixmul(pos.p3_y,pos.p3_y) );
if (zdist < 100 ) return; // Watch for divide overflow
rscale = fix_acos( fixdiv(pos.p3_z,dist) )/2;
xpos = f2i(fixmul( rox+fixmul(fixdiv(pos.p3_x,zdist),rscale), radx));
ypos = f2i(fixmul( roy-fixmul(fixdiv(pos.p3_y,zdist),rscale), rady));
if ( xpos < Hostage_monitor_x ) xpos = Hostage_monitor_x;
if ( ypos < Hostage_monitor_y ) ypos = Hostage_monitor_y;
if ( xpos > Hostage_monitor_x+Hostage_monitor_size-1 ) xpos = Hostage_monitor_x+Hostage_monitor_size-1;
if ( ypos > Hostage_monitor_y+Hostage_monitor_size-1 ) ypos = Hostage_monitor_y+Hostage_monitor_size-1;
Blips[N_blips].c = gr_fade_table[hue+color*256];
Blips[N_blips].x = xpos; Blips[N_blips].y = ypos;
N_blips++;
}
void radar_render_frame()
{
int i,color;
object * objp;
// added 7/5/99 - Owen Evans - radar resizes with screen size
switch (Cockpit_mode)
{
case CM_FULL_SCREEN:
Hostage_monitor_size = Game_window_w / 6;
Hostage_monitor_x = (grd_curscreen->sc_w - Game_window_w) / 2;
Hostage_monitor_y = (grd_curscreen->sc_h - Game_window_h) / 2;
break;
case CM_FULL_COCKPIT:
Hostage_monitor_size = 40;
Hostage_monitor_x = 0;
Hostage_monitor_y = 80;
break;
case CM_STATUS_BAR:
Hostage_monitor_size = Game_window_w / 6;
Hostage_monitor_x = (grd_curscreen->sc_w - Game_window_w) / 2;
Hostage_monitor_y = (max_window_h - Game_window_h) / 2;
break;
case CM_REAR_VIEW: //no radar in rear view or letterbox!
case CM_LETTERBOX:
return;
}
//end added - OE
if (hostage_is_vclip_playing())
return;
gr_set_current_canvas(NULL);
gr_setcolor( BM_XRGB( 0, 31, 0 ) );
gr_ucircle( i2f(Hostage_monitor_x+Hostage_monitor_size/2), i2f(Hostage_monitor_y+Hostage_monitor_size/2), i2f(Hostage_monitor_size)/2);
//other stuff added 9/14/98 by Victor Rachels for fun.
gr_circle( i2f(Hostage_monitor_x+Hostage_monitor_size/2), i2f(Hostage_monitor_y+Hostage_monitor_size/2), i2f(Hostage_monitor_size) / 8 );
gr_upixel((Hostage_monitor_x+Hostage_monitor_size/2), (Hostage_monitor_y+Hostage_monitor_size/2) );
gr_uline(i2f(Hostage_monitor_x+Hostage_monitor_size/10),i2f(Hostage_monitor_y+Hostage_monitor_size/2),i2f(Hostage_monitor_x+Hostage_monitor_size*2/10),i2f(Hostage_monitor_y+Hostage_monitor_size/2));
gr_uline(i2f(Hostage_monitor_x+Hostage_monitor_size-Hostage_monitor_size/10),i2f(Hostage_monitor_y+Hostage_monitor_size/2),i2f(Hostage_monitor_x+Hostage_monitor_size-Hostage_monitor_size*2/10),i2f(Hostage_monitor_y+Hostage_monitor_size/2));
//killed 7/5/99 - Owen Evans - make radar much more useable
// // Erase old blips
// for (i=0; i<N_blips; i++ ) {
// gr_setcolor(gr_gpixel( &GameBitmaps[cockpit_bitmap[0].index], Blips[i].x, Blips[i].y ));
// gr_upixel( Blips[i].x, Blips[i].y );
// }
//end killed - OE
N_blips = 0;
// if ( !(Players[Player_num].flags & (PLAYER_FLAGS_RADAR_ENEMIES | PLAYER_FLAGS_RADAR_POWERUPS )) ) return;
radx = i2f(Hostage_monitor_size*4)/2;
rady = i2f(Hostage_monitor_size*4)/2;
cenx = i2f(Hostage_monitor_x)+i2f(Hostage_monitor_size)/2;
ceny = i2f(Hostage_monitor_y)+i2f(Hostage_monitor_size)/2;
rox = fixdiv( cenx, radx );
roy = fixdiv( ceny, rady );
objp = Objects;
for (i=0;i<=Highest_object_index;i++) {
switch( objp->type ) {
case OBJ_PLAYER:
if ( i != Players[Player_num].objnum ) {
#ifdef NETWORK
if (Game_mode & GM_TEAM)
color = get_team(i);
else
#endif
color = i;
radar_plot_object( objp, gr_getcolor(player_rgb[color].r,player_rgb[color].g,player_rgb[color].b) );
}
break;
case OBJ_HOSTAGE:
radar_plot_object( objp, BM_XRGB(0,31,0) );
break;
case OBJ_POWERUP:
//if ( Players[Player_num].flags & PLAYER_FLAGS_RADAR_POWERUPS )
if(!(Game_mode & GM_MULTI))
radar_plot_object( objp, BM_XRGB(0,0,31) );
break;
case OBJ_ROBOT:
// //if ( Players[Player_num].flags & PLAYER_FLAGS_RADAR_ENEMIES )
radar_plot_object( objp, BM_XRGB(31,0,0) );
break;
// added 7/5/99 - Owen Evans - reactor is now shown on radar
case OBJ_CNTRLCEN:
radar_plot_object( objp, BM_XRGB(31,31,31) );
break;
// end added - OE
default:
break;
}
objp++;
}
// Draw new blips...
for (i=0; i<N_blips; i++ ) {
gr_setcolor( Blips[i].c );
gr_upixel( Blips[i].x, Blips[i].y );
}
}
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