2 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
3 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
4 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
5 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
6 IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
7 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
8 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
9 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
10 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
11 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
19 static char rcsid[] = "$Id: endlevel.c,v 1.2 2001-01-31 15:17:50 bradleyb Exp $";
69 typedef struct flythrough_data {
71 vms_angvec angles; //orientation in angles
72 vms_vector step; //how far in a second
73 vms_vector angstep; //rotation per second
74 fix speed; //how fast object is moving
75 vms_vector headvec; //where we want to be pointing
76 int first_time; //flag for if first time through
77 fix offset_frac; //how far off-center as portion of way
78 fix offset_dist; //how far currently off-center
81 //endlevel sequence states
83 #define EL_OFF 0 //not in endlevel
84 #define EL_FLYTHROUGH 1 //auto-flythrough in tunnel
85 #define EL_LOOKBACK 2 //looking back at player
86 #define EL_OUTSIDE 3 //flying outside for a while
87 #define EL_STOPPED 4 //stopped, watching explosion
88 #define EL_PANNING 5 //panning around, watching player
89 #define EL_CHASING 6 //chasing player to station
91 #define SHORT_SEQUENCE 1 //if defined, end sequnce when panning starts
92 //#define STATION_ENABLED 1 //if defined, load & use space station model
94 int Endlevel_sequence = 0;
96 extern fix player_speed;
98 int transition_segnum,exit_segnum;
100 object *endlevel_camera;
102 #define FLY_SPEED i2f(50)
104 void start_endlevel_flythrough(int n,object *obj,fix speed);
107 char movie_table[] = { 'a','a','a','a','d','d','d','d' };
109 char movie_table[] = { 'a','b','c',
121 #define N_MOVIES (sizeof(movie_table) / sizeof(*movie_table))
125 char movie_table_secret[] = {'a','d'};
127 char movie_table_secret[] = {'a','d','g','j','m','p'};
129 #define N_MOVIES_SECRET (sizeof(movie_table_secret) / sizeof(*movie_table_secret))
131 #define N_MOVIES_SECRET 0
135 #define FLY_ACCEL i2f(5)
137 fix cur_fly_speed,desired_fly_speed;
139 extern int matt_find_connect_side(int seg0,int seg1);
141 grs_bitmap *satellite_bitmap,*station_bitmap,*terrain_bitmap; //!!*exit_bitmap,
142 vms_vector satellite_pos,satellite_upvec;
143 //!!grs_bitmap **exit_bitmap_list[1];
144 int station_modelnum,exit_modelnum,destroyed_exit_modelnum;
146 vms_vector station_pos = {0xf8c4<<10,0x3c1c<<12,0x372<<10};
148 #ifdef STATION_ENABLED
149 grs_bitmap *station_bitmap;
150 grs_bitmap **station_bitmap_list[1];
151 int station_modelnum;
154 vms_vector mine_exit_point;
155 vms_vector mine_ground_exit_point;
156 vms_vector mine_side_exit_point;
157 vms_matrix mine_exit_orient;
161 void start_endlevel_flythrough(int n,object *obj,fix speed);
163 grs_bitmap terrain_bm_instance;
164 grs_bitmap satellite_bm_instance;
166 //find delta between two angles
167 fixang delta_ang(fixang a,fixang b)
169 fixang delta0,delta1;
171 return (abs(delta0 = a - b) < abs(delta1 = b - a)) ? delta0 : delta1;
175 //return though which side of seg0 is seg1
176 int matt_find_connect_side(int seg0,int seg1)
178 segment *Seg=&Segments[seg0];
181 for (i=MAX_SIDES_PER_SEGMENT;i--;) if (Seg->children[i]==seg1) return i;
186 extern int Kmatrix_nomovie_message;
188 #if defined(D2_OEM) || defined(COMPILATION)
189 #define MOVIE_REQUIRED 0
191 #define MOVIE_REQUIRED 1
194 //returns movie played status. see movie.h
195 int start_endlevel_movie()
197 char movie_name[] = "esa.mve";
201 Assert(Current_mission_num == 0); //only play movie for built-in mission
203 Assert(N_MOVIES >= Last_level);
204 Assert(N_MOVIES_SECRET >= -Last_secret_level);
207 if (Current_level_num == Last_level)
208 return 1; //don't play movie
211 if (Current_level_num > 0)
212 movie_name[2] = movie_table[Current_level_num-1];
215 return 0; //no escapes for secret level
217 Error("Invalid level number <%d>",Current_level_num);
221 memcpy(save_pal,gr_palette,768);
224 r=PlayMovie(movie_name,(Game_mode & GM_MULTI)?0:MOVIE_REQUIRED);
226 return 0; // movie not played for shareware
229 if (Newdemo_state == ND_STATE_PLAYBACK) {
230 set_screen_mode(SCREEN_GAME);
231 memcpy(gr_palette,save_pal,768);
235 if (r==MOVIE_NOT_PLAYED && (Game_mode & GM_MULTI))
236 Kmatrix_nomovie_message=1;
238 Kmatrix_nomovie_message=0;
249 if (terrain_bm_instance.bm_data)
250 d_free(terrain_bm_instance.bm_data);
252 if (satellite_bm_instance.bm_data)
253 d_free(satellite_bm_instance.bm_data);
258 //##satellite_bitmap = bm_load("earth.bbm");
259 //##terrain_bitmap = bm_load("moon.bbm");
261 //##load_terrain("matt5b.bbm"); //load bitmap as height array
262 //##//load_terrain("ttest2.bbm"); //load bitmap as height array
264 #ifdef STATION_ENABLED
265 station_bitmap = bm_load("steel3.bbm");
266 station_bitmap_list[0] = &station_bitmap;
268 station_modelnum = load_polygon_model("station.pof",1,station_bitmap_list,NULL);
271 //!! exit_bitmap = bm_load("steel1.bbm");
272 //!! exit_bitmap_list[0] = &exit_bitmap;
274 //!! exit_modelnum = load_polygon_model("exit01.pof",1,exit_bitmap_list,NULL);
275 //!! destroyed_exit_modelnum = load_polygon_model("exit01d.pof",1,exit_bitmap_list,NULL);
277 generate_starfield();
279 atexit(free_endlevel_data);
281 terrain_bm_instance.bm_data = satellite_bm_instance.bm_data = NULL;
285 object external_explosion;
286 int ext_expl_playing,mine_destroyed;
288 extern fix flash_scale;
290 vms_angvec exit_angles={-0xa00,0,0};
292 vms_matrix surface_orient;
294 int endlevel_data_loaded=0;
295 extern char last_palette_loaded[];
297 void start_endlevel_sequence()
301 #if defined(MACINTOSH) && defined(SHAREWARE)
302 static int inited = 0;
310 if (Newdemo_state == ND_STATE_RECORDING) // stop demo recording
311 Newdemo_state = ND_STATE_PAUSED;
313 if (Newdemo_state == ND_STATE_PLAYBACK) { // don't do this if in playback mode
314 if (Current_mission_num == 0) //only play movie for built-in mission
315 start_endlevel_movie();
316 strcpy(last_palette_loaded,""); //force palette load next time
320 if (Player_is_dead || ConsoleObject->flags&OF_SHOULD_BE_DEAD)
321 return; //don't start if dead!
323 // Dematerialize Buddy!
324 for (i=0; i<=Highest_object_index; i++)
325 if (Objects[i].type == OBJ_ROBOT)
326 if (Robot_info[Objects[i].id].companion) {
327 object_create_explosion(Objects[i].segnum, &Objects[i].pos, F1_0*7/2, VCLIP_POWERUP_DISAPPEARANCE );
328 Objects[i].flags |= OF_SHOULD_BE_DEAD;
331 Players[Player_num].homing_object_dist = -F1_0; // Turn off homing sound.
333 reset_rear_view(); //turn off rear view if set
336 if (Game_mode & GM_MULTI) {
337 multi_send_endlevel_start(0);
338 network_do_frame(1, 1);
342 if (Current_mission_num == 0) { //only play movie for built-in mission
344 //try playing movie. If it plays, great. if not, do rendered ending
346 if (!(Game_mode & GM_MULTI))
347 movie_played = start_endlevel_movie();
350 if (movie_played == MOVIE_NOT_PLAYED) { //don't have movie. Do rendered sequence
352 start_rendered_endlevel_sequence();
360 gr_palette_fade_out(gr_palette, 32, 0);
362 PlayerFinishedLevel(0); //done with level
367 void do_endlevel_frame() {Int3();}
368 void stop_endlevel_sequence() {Int3();}
369 void render_endlevel_frame(fix eye_offset) {Int3();}
373 static int cockpit_mode_save;
375 start_rendered_endlevel_sequence()
377 int last_segnum,exit_side,tunnel_length;
380 int segnum,old_segnum,entry_side,i;
382 //count segments in exit tunnel
384 old_segnum = ConsoleObject->segnum;
385 exit_side = find_exit_side(ConsoleObject);
386 segnum = Segments[old_segnum].children[exit_side];
389 entry_side = matt_find_connect_side(segnum,old_segnum);
390 exit_side = Side_opposite[entry_side];
392 segnum = Segments[segnum].children[exit_side];
394 } while (segnum >= 0);
397 PlayerFinishedLevel(0); //don't do special sequence
401 last_segnum = old_segnum;
403 //now pick transition segnum 1/3 of the way in
405 old_segnum = ConsoleObject->segnum;
406 exit_side = find_exit_side(ConsoleObject);
407 segnum = Segments[old_segnum].children[exit_side];
411 entry_side = matt_find_connect_side(segnum,old_segnum);
412 exit_side = Side_opposite[entry_side];
414 segnum = Segments[segnum].children[exit_side];
416 transition_segnum = segnum;
420 cockpit_mode_save = Cockpit_mode;
423 if (Game_mode & GM_MULTI) {
424 multi_send_endlevel_start(0);
425 network_do_frame(1, 1);
430 Assert(last_segnum == exit_segnum);
431 // songs_play_song( SONG_ENDLEVEL, 0 ); // JTS: Until we get an exit song, just don't worry
434 Endlevel_sequence = EL_FLYTHROUGH;
436 ConsoleObject->movement_type = MT_NONE; //movement handled by flythrough
437 ConsoleObject->control_type = CT_NONE;
439 Game_suspended |= SUSP_ROBOTS; //robots don't move
441 cur_fly_speed = desired_fly_speed = FLY_SPEED;
443 start_endlevel_flythrough(0,ConsoleObject,cur_fly_speed); //initialize
445 HUD_init_message( TXT_EXIT_SEQUENCE );
447 outside_mine = ext_expl_playing = 0;
457 extern flythrough_data fly_objects[];
459 extern object *slew_obj;
461 vms_angvec player_angles,player_dest_angles;
462 vms_angvec camera_desired_angles,camera_cur_angles;
464 #define CHASE_TURN_RATE (0x4000/4) //max turn per second
466 //returns bitmask of which angles are at dest. bits 0,1,2 = p,b,h
467 int chase_angles(vms_angvec *cur_angles,vms_angvec *desired_angles)
469 vms_angvec delta_angs,alt_angles,alt_delta_angs;
470 fix total_delta,alt_total_delta;
474 delta_angs.p = desired_angles->p - cur_angles->p;
475 delta_angs.h = desired_angles->h - cur_angles->h;
476 delta_angs.b = desired_angles->b - cur_angles->b;
479 //printf("chasing angles...desired = %x %x %x, cur = %x %x %x ",desired_angles->p,desired_angles->b,desired_angles->h,cur_angles->p,cur_angles->b,cur_angles->h);
481 total_delta = abs(delta_angs.p) + abs(delta_angs.b) + abs(delta_angs.h);
483 alt_angles.p = f1_0/2 - cur_angles->p;
484 alt_angles.b = cur_angles->b + f1_0/2;
485 alt_angles.h = cur_angles->h + f1_0/2;
487 alt_delta_angs.p = desired_angles->p - alt_angles.p;
488 alt_delta_angs.h = desired_angles->h - alt_angles.h;
489 alt_delta_angs.b = desired_angles->b - alt_angles.b;
490 //alt_delta_angs.b = 0;
492 alt_total_delta = abs(alt_delta_angs.p) + abs(alt_delta_angs.b) + abs(alt_delta_angs.h);
494 //printf("Total delta = %x, alt total_delta = %x\n",total_delta,alt_total_delta);
496 if (alt_total_delta < total_delta) {
497 //mprintf((0,"FLIPPING ANGLES!\n"));
498 //printf("FLIPPING ANGLES!\n");
499 *cur_angles = alt_angles;
500 delta_angs = alt_delta_angs;
503 frame_turn = fixmul(FrameTime,CHASE_TURN_RATE);
505 if (abs(delta_angs.p) < frame_turn) {
506 cur_angles->p = desired_angles->p;
510 if (delta_angs.p > 0)
511 cur_angles->p += frame_turn;
513 cur_angles->p -= frame_turn;
515 if (abs(delta_angs.b) < frame_turn) {
516 cur_angles->b = desired_angles->b;
520 if (delta_angs.b > 0)
521 cur_angles->b += frame_turn;
523 cur_angles->b -= frame_turn;
526 if (abs(delta_angs.h) < frame_turn) {
527 cur_angles->h = desired_angles->h;
531 if (delta_angs.h > 0)
532 cur_angles->h += frame_turn;
534 cur_angles->h -= frame_turn;
539 stop_endlevel_sequence()
541 Interpolation_method = 0;
543 gr_palette_fade_out(gr_palette, 32, 0);
545 select_cockpit(cockpit_mode_save);
547 Endlevel_sequence = EL_OFF;
549 PlayerFinishedLevel(0);
553 #define VCLIP_BIG_PLAYER_EXPLOSION 58
555 //--unused-- vms_vector upvec = {0,f1_0,0};
557 //find the angle between the player's heading & the station
558 get_angs_to_object(vms_angvec *av,vms_vector *targ_pos,vms_vector *cur_pos)
562 vm_vec_sub(&tv,targ_pos,cur_pos);
564 vm_extract_angles_vector(av,&tv);
571 static fix bank_rate;
573 vms_vector save_last_pos;
574 static fix explosion_wait1=0;
575 static fix explosion_wait2=0;
576 static fix ext_expl_halflife;
578 save_last_pos = ConsoleObject->last_pos; //don't let move code change this
580 ConsoleObject->last_pos = save_last_pos;
582 if (ext_expl_playing) {
584 external_explosion.lifeleft -= FrameTime;
585 do_explosion_sequence(&external_explosion);
587 if (external_explosion.lifeleft < ext_expl_halflife)
590 if (external_explosion.flags & OF_SHOULD_BE_DEAD)
591 ext_expl_playing = 0;
594 if (cur_fly_speed != desired_fly_speed) {
595 fix delta = desired_fly_speed - cur_fly_speed;
596 fix frame_accel = fixmul(FrameTime,FLY_ACCEL);
598 if (abs(delta) < frame_accel)
599 cur_fly_speed = desired_fly_speed;
602 cur_fly_speed += frame_accel;
604 cur_fly_speed -= frame_accel;
610 if (Endlevel_sequence==EL_OUTSIDE) {
613 vm_vec_sub(&tvec,&ConsoleObject->pos,&mine_side_exit_point);
615 if (vm_vec_dot(&tvec,&mine_exit_orient.fvec) > 0) {
620 tobj = object_create_explosion(exit_segnum,&mine_side_exit_point,i2f(50),VCLIP_BIG_PLAYER_EXPLOSION);
623 external_explosion = *tobj;
625 tobj->flags |= OF_SHOULD_BE_DEAD;
627 flash_scale = 0; //kill lights in mine
629 ext_expl_halflife = tobj->lifeleft;
631 ext_expl_playing = 1;
634 digi_link_sound_to_pos( SOUND_BIG_ENDLEVEL_EXPLOSION, exit_segnum, 0, &mine_side_exit_point, 0, i2f(3)/4 );
638 //do explosions chasing player
639 if ((explosion_wait1-=FrameTime) < 0) {
643 static int sound_count;
645 vm_vec_scale_add(&tpnt,&ConsoleObject->pos,&ConsoleObject->orient.fvec,-ConsoleObject->size*5);
646 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*15);
647 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*15);
649 segnum = find_point_seg(&tpnt,ConsoleObject->segnum);
652 expl = object_create_explosion(segnum,&tpnt,i2f(20),VCLIP_BIG_PLAYER_EXPLOSION);
653 if (d_rand()<10000 || ++sound_count==7) { //pseudo-random
654 digi_link_sound_to_pos( SOUND_TUNNEL_EXPLOSION, segnum, 0, &tpnt, 0, F1_0 );
659 explosion_wait1 = 0x2000 + d_rand()/4;
664 //do little explosions on walls
665 if (Endlevel_sequence >= EL_FLYTHROUGH && Endlevel_sequence < EL_OUTSIDE)
666 if ((explosion_wait2-=FrameTime) < 0) {
671 //create little explosion on wall
673 vm_vec_copy_scale(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*100);
674 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*100);
675 vm_vec_add2(&tpnt,&ConsoleObject->pos);
677 if (Endlevel_sequence == EL_FLYTHROUGH)
678 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*200);
680 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*60);
682 //find hit point on wall
684 fq.p0 = &ConsoleObject->pos;
686 fq.startseg = ConsoleObject->segnum;
689 fq.ignore_obj_list = NULL;
692 find_vector_intersection(&fq,&hit_data);
694 if (hit_data.hit_type==HIT_WALL && hit_data.hit_seg!=-1)
695 object_create_explosion(hit_data.hit_seg,&hit_data.hit_pnt,i2f(3)+d_rand()*6,VCLIP_SMALL_EXPLOSION);
697 explosion_wait2 = (0xa00 + d_rand()/8)/2;
700 switch (Endlevel_sequence) {
704 case EL_FLYTHROUGH: {
706 do_endlevel_flythrough(0);
708 if (ConsoleObject->segnum == transition_segnum) {
711 start_endlevel_movie();
712 stop_endlevel_sequence();
717 //songs_play_song( SONG_ENDLEVEL, 0 );
719 Endlevel_sequence = EL_LOOKBACK;
721 objnum = obj_create(OBJ_CAMERA, 0,
722 ConsoleObject->segnum,&ConsoleObject->pos,&ConsoleObject->orient,0,
723 CT_NONE,MT_NONE,RT_NONE);
725 if (objnum == -1) { //can't get object, so abort
726 mprintf((1, "Can't get object for endlevel sequence. Aborting endlevel sequence.\n"));
727 stop_endlevel_sequence();
731 Viewer = endlevel_camera = &Objects[objnum];
733 select_cockpit(CM_LETTERBOX);
735 fly_objects[1] = fly_objects[0];
736 fly_objects[1].obj = endlevel_camera;
737 fly_objects[1].speed = (5*cur_fly_speed)/4;
738 fly_objects[1].offset_frac = 0x4000;
740 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,i2f(7));
754 do_endlevel_flythrough(0);
755 do_endlevel_flythrough(1);
761 if (timer < 0) //reduce speed
762 fly_objects[1].speed = fly_objects[0].speed;
765 if (endlevel_camera->segnum == exit_segnum) {
766 vms_angvec cam_angles,exit_seg_angles;
768 Endlevel_sequence = EL_OUTSIDE;
772 vm_vec_negate(&endlevel_camera->orient.fvec);
773 vm_vec_negate(&endlevel_camera->orient.rvec);
775 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
776 vm_extract_angles_matrix(&exit_seg_angles,&mine_exit_orient);
777 bank_rate = (-exit_seg_angles.b - cam_angles.b)/2;
779 ConsoleObject->control_type = endlevel_camera->control_type = CT_NONE;
782 slew_obj = endlevel_camera;
791 vms_angvec cam_angles;
794 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
796 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,-2*cur_fly_speed));
797 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.uvec,fixmul(FrameTime,-cur_fly_speed/10));
799 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
800 cam_angles.b += fixmul(bank_rate,FrameTime);
801 vm_angles_2_matrix(&endlevel_camera->orient,&cam_angles);
808 Endlevel_sequence = EL_STOPPED;
810 vm_extract_angles_matrix(&player_angles,&ConsoleObject->orient);
821 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
822 chase_angles(&player_angles,&player_dest_angles);
823 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
825 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
832 slew_obj = endlevel_camera;
833 _do_slew_movement(endlevel_camera,1,1);
834 timer += FrameTime; //make time stop
838 #ifdef SHORT_SEQUENCE
840 stop_endlevel_sequence();
843 Endlevel_sequence = EL_PANNING;
845 vm_extract_angles_matrix(&camera_cur_angles,&endlevel_camera->orient);
850 if (Game_mode & GM_MULTI) { // try to skip part of the seq if multiplayer
851 stop_endlevel_sequence();
855 //mprintf((0,"Switching to pan...\n"));
856 #endif //SHORT_SEQUENCE
863 #ifndef SHORT_SEQUENCE
869 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
870 chase_angles(&player_angles,&player_dest_angles);
871 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
872 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
875 _do_slew_movement(endlevel_camera,1,1);
878 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
879 mask = chase_angles(&camera_cur_angles,&camera_desired_angles);
880 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
886 Endlevel_sequence = EL_CHASING;
888 vm_vec_normalized_dir_quick(&tvec,&station_pos,&ConsoleObject->pos);
889 vm_vector_2_matrix(&ConsoleObject->orient,&tvec,&surface_orient.uvec,NULL);
891 desired_fly_speed *= 2;
893 //mprintf((0,"Switching to chase...\n"));
905 _do_slew_movement(endlevel_camera,1,1);
908 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
909 chase_angles(&camera_cur_angles,&camera_desired_angles);
912 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
915 d = vm_vec_dist_quick(&ConsoleObject->pos,&endlevel_camera->pos);
917 speed_scale = fixdiv(d,i2f(0x20));
920 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
921 chase_angles(&player_angles,&player_dest_angles);
922 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
924 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
926 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,fixmul(speed_scale,cur_fly_speed)));
928 if (vm_vec_dist(&ConsoleObject->pos,&station_pos) < i2f(10))
929 stop_endlevel_sequence();
935 #endif //ifdef SHORT_SEQUENCE
944 //find which side to fly out of
945 find_exit_side(object *obj)
948 vms_vector prefvec,segcenter,sidevec;
951 segment *pseg = &Segments[obj->segnum];
955 vm_vec_normalized_dir_quick(&prefvec,&obj->pos,&obj->last_pos);
957 compute_segment_center(&segcenter,pseg);
960 for (i=MAX_SIDES_PER_SEGMENT;--i >= 0;) {
963 if (pseg->children[i]!=-1) {
965 compute_center_point_on_side(&sidevec,pseg,i);
966 vm_vec_normalized_dir_quick(&sidevec,&sidevec,&segcenter);
967 d = vm_vec_dotprod(&sidevec,&prefvec);
969 if (labs(d) < MIN_D) d=0;
971 if (d > best_val) {best_val=d; best_side=i;}
976 Assert(best_side!=-1);
981 extern fix Render_zoom; //the player's zoom factor
983 extern vms_vector Viewer_eye; //valid during render
987 vms_vector model_pos;
990 vm_vec_scale_add(&model_pos,&mine_exit_point,&mine_exit_orient.fvec,i2f(f));
991 vm_vec_scale_add2(&model_pos,&mine_exit_orient.uvec,i2f(u));
993 draw_polygon_model(&model_pos,&mine_exit_orient,NULL,(mine_destroyed)?destroyed_exit_modelnum:exit_modelnum,0,f1_0,NULL,NULL);
997 int exit_point_bmx,exit_point_bmy;
999 fix satellite_size = i2f(400);
1001 #define SATELLITE_DIST i2f(1024)
1002 #define SATELLITE_WIDTH satellite_size
1003 #define SATELLITE_HEIGHT ((satellite_size*9)/4) //((satellite_size*5)/2)
1005 render_external_scene(fix eye_offset)
1008 Viewer_eye = Viewer->pos;
1011 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1013 g3_set_view_matrix(&Viewer->pos,&Viewer->orient,Render_zoom);
1015 //g3_draw_horizon(BM_XRGB(0,0,0),BM_XRGB(16,16,16)); //,-1);
1016 gr_clear_canvas(BM_XRGB(0,0,0));
1018 g3_start_instance_matrix(&vmd_zero_vector,&surface_orient);
1025 g3s_point p,top_pnt;
1027 g3_rotate_point(&p,&satellite_pos);
1028 g3_rotate_delta_vec(&delta,&satellite_upvec);
1030 g3_add_delta_vec(&top_pnt,&p,&delta);
1032 if (! (p.p3_codes & CC_BEHIND)) {
1033 int save_im = Interpolation_method;
1034 //p.p3_flags &= ~PF_PROJECTED;
1035 //g3_project_point(&p);
1036 if (! (p.p3_flags & PF_OVERFLOW)) {
1037 Interpolation_method = 0;
1038 //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1039 g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1040 Interpolation_method = save_im;
1045 #ifdef STATION_ENABLED
1046 draw_polygon_model(&station_pos,&vmd_identity_matrix,NULL,station_modelnum,0,f1_0,NULL,NULL);
1049 render_terrain(&mine_ground_exit_point,exit_point_bmx,exit_point_bmy);
1052 if (ext_expl_playing)
1053 draw_fireball(&external_explosion);
1056 render_object(ConsoleObject);
1060 #define MAX_STARS 500
1062 vms_vector stars[MAX_STARS];
1064 generate_starfield()
1068 for (i=0;i<MAX_STARS;i++) {
1070 stars[i].x = (d_rand() - RAND_MAX/2) << 14;
1071 stars[i].z = (d_rand() - RAND_MAX/2) << 14;
1072 stars[i].y = (d_rand()/2) << 14;
1083 for (i=0;i<MAX_STARS;i++) {
1086 gr_setcolor(BM_XRGB(intensity,intensity,intensity));
1090 //g3_rotate_point(&p,&stars[i]);
1091 g3_rotate_delta_vec(&p.p3_vec,&stars[i]);
1094 if (p.p3_codes == 0) {
1096 p.p3_flags &= ~PF_PROJECTED;
1098 g3_project_point(&p);
1100 gr_pixel(f2i(p.p3_sx),f2i(p.p3_sy));
1105 //@@ vms_vector delta;
1106 //@@ g3s_point top_pnt;
1108 //@@ g3_rotate_point(&p,&satellite_pos);
1109 //@@ g3_rotate_delta_vec(&delta,&satellite_upvec);
1111 //@@ g3_add_delta_vec(&top_pnt,&p,&delta);
1113 //@@ if (! (p.p3_codes & CC_BEHIND)) {
1114 //@@ int save_im = Interpolation_method;
1115 //@@ Interpolation_method = 0;
1116 //@@ //p.p3_flags &= ~PF_PROJECTED;
1117 //@@ g3_project_point(&p);
1118 //@@ if (! (p.p3_flags & PF_OVERFLOW))
1119 //@@ //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1120 //@@ g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1121 //@@ Interpolation_method = save_im;
1127 endlevel_render_mine(fix eye_offset)
1131 Viewer_eye = Viewer->pos;
1133 if (Viewer->type == OBJ_PLAYER )
1134 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.fvec,(Viewer->size*3)/4);
1137 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1140 if (Function_mode==FMODE_EDITOR)
1141 Viewer_eye = Viewer->pos;
1144 if (Endlevel_sequence >= EL_OUTSIDE) {
1146 start_seg_num = exit_segnum;
1149 start_seg_num = find_point_seg(&Viewer_eye,Viewer->segnum);
1151 if (start_seg_num==-1)
1152 start_seg_num = Viewer->segnum;
1155 if (Endlevel_sequence == EL_LOOKBACK) {
1156 vms_matrix headm,viewm;
1157 vms_angvec angles = {0,0,0x7fff};
1159 vm_angles_2_matrix(&headm,&angles);
1160 vm_matrix_x_matrix(&viewm,&Viewer->orient,&headm);
1161 g3_set_view_matrix(&Viewer_eye,&viewm,Render_zoom);
1164 g3_set_view_matrix(&Viewer_eye,&Viewer->orient,Render_zoom);
1166 render_mine(start_seg_num,eye_offset, 0);
1169 void render_endlevel_frame(fix eye_offset)
1174 if (Endlevel_sequence < EL_OUTSIDE)
1175 endlevel_render_mine(eye_offset);
1178 render_external_scene(eye_offset);
1186 ///////////////////////// copy of flythrough code for endlevel
1189 #define MAX_FLY_OBJECTS 2
1191 flythrough_data fly_objects[MAX_FLY_OBJECTS];
1193 flythrough_data *flydata;
1195 int matt_find_connect_side(int seg0,int seg1);
1197 void compute_segment_center(vms_vector *vp,segment *sp);
1199 fixang delta_ang(fixang a,fixang b);
1200 fixang interp_angle(fixang dest,fixang src,fixang step);
1202 #define DEFAULT_SPEED i2f(16)
1206 //if speed is zero, use default speed
1207 start_endlevel_flythrough(int n,object *obj,fix speed)
1209 flydata = &fly_objects[n];
1213 flydata->first_time = 1;
1215 flydata->speed = speed?speed:DEFAULT_SPEED;
1217 flydata->offset_frac = 0;
1220 static vms_angvec *angvec_add2_scale(vms_angvec *dest,vms_vector *src,fix s)
1222 dest->p += fixmul(src->x,s);
1223 dest->b += fixmul(src->z,s);
1224 dest->h += fixmul(src->y,s);
1229 #define MAX_ANGSTEP 0x4000 //max turn per second
1231 #define MAX_SLIDE_PER_SEGMENT 0x10000
1233 do_endlevel_flythrough(int n)
1239 flydata = &fly_objects[n];
1242 old_player_seg = obj->segnum;
1244 //move the player for this frame
1246 if (!flydata->first_time) {
1248 vm_vec_scale_add2(&obj->pos,&flydata->step,FrameTime);
1249 angvec_add2_scale(&flydata->angles,&flydata->angstep,FrameTime);
1251 vm_angles_2_matrix(&obj->orient,&flydata->angles);
1254 //check new player seg
1256 update_object_seg(obj);
1257 pseg = &Segments[obj->segnum];
1259 if (flydata->first_time || obj->segnum != old_player_seg) { //moved into new seg
1260 vms_vector curcenter,nextcenter;
1261 fix step_size,seg_time;
1262 short entry_side,exit_side; //what sides we entry and leave through
1263 vms_vector dest_point; //where we are heading (center of exit_side)
1264 vms_angvec dest_angles; //where we want to be pointing
1265 vms_matrix dest_orient;
1268 //find new exit side
1270 if (!flydata->first_time) {
1272 entry_side = matt_find_connect_side(obj->segnum,old_player_seg);
1273 exit_side = Side_opposite[entry_side];
1276 if (flydata->first_time || entry_side==-1 || pseg->children[exit_side]==-1)
1277 exit_side = find_exit_side(obj);
1279 { //find closest side to align to
1280 fix d,largest_d=-f1_0;
1286 get_side_normal(pseg, i, 0, &v1 );
1287 d = vm_vec_dot(&v1,&flydata->obj->orient.uvec);
1289 d = vm_vec_dot(&pseg->sides[i].normals[0],&flydata->obj->orient.uvec);
1291 if (d > largest_d) {largest_d = d; up_side=i;}
1296 //update target point & angles
1298 compute_center_point_on_side(&dest_point,pseg,exit_side);
1300 //update target point and movement points
1302 //offset object sideways
1303 if (flydata->offset_frac) {
1309 if (i!=entry_side && i!=exit_side && i!=up_side && i!=Side_opposite[up_side])
1315 compute_center_point_on_side(&s0p,pseg,s0);
1316 compute_center_point_on_side(&s1p,pseg,s1);
1317 dist = fixmul(vm_vec_dist(&s0p,&s1p),flydata->offset_frac);
1319 if (dist-flydata->offset_dist > MAX_SLIDE_PER_SEGMENT)
1320 dist = flydata->offset_dist + MAX_SLIDE_PER_SEGMENT;
1322 flydata->offset_dist = dist;
1324 vm_vec_scale_add2(&dest_point,&obj->orient.rvec,dist);
1328 vm_vec_sub(&flydata->step,&dest_point,&obj->pos);
1329 step_size = vm_vec_normalize_quick(&flydata->step);
1330 vm_vec_scale(&flydata->step,flydata->speed);
1332 compute_segment_center(&curcenter,pseg);
1333 compute_segment_center(&nextcenter,&Segments[pseg->children[exit_side]]);
1334 vm_vec_sub(&flydata->headvec,&nextcenter,&curcenter);
1339 get_side_normal(pseg, up_side, 0, &_v1 );
1340 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&_v1,NULL);
1343 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&pseg->sides[up_side].normals[0],NULL);
1345 vm_extract_angles_matrix(&dest_angles,&dest_orient);
1347 if (flydata->first_time)
1348 vm_extract_angles_matrix(&flydata->angles,&obj->orient);
1350 seg_time = fixdiv(step_size,flydata->speed); //how long through seg
1353 flydata->angstep.x = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.p,dest_angles.p),seg_time)));
1354 flydata->angstep.z = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.b,dest_angles.b),seg_time)));
1355 flydata->angstep.y = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.h,dest_angles.h),seg_time)));
1359 flydata->angles = dest_angles;
1360 flydata->angstep.x = flydata->angstep.y = flydata->angstep.z = 0;
1364 flydata->first_time=0;
1368 #define ROT_SPEED 8 //rate of rotation while key held down
1369 #define VEL_SPEED (15) //rate of acceleration while key held down
1371 extern short old_joy_x,old_joy_y; //position last time around
1376 #ifdef SLEW_ON //this is a special routine for slewing around external scene
1377 int _do_slew_movement(object *obj, int check_keys, int check_joy )
1380 vms_vector svel, movement; //scaled velocity (per this frame)
1381 vms_matrix rotmat,new_pm;
1382 int joy_x,joy_y,btns;
1383 int joyx_moved,joyy_moved;
1386 if (keyd_pressed[KEY_PAD5])
1387 vm_vec_zero(&obj->phys_info.velocity);
1390 obj->phys_info.velocity.x += VEL_SPEED * (key_down_time(KEY_PAD9) - key_down_time(KEY_PAD7));
1391 obj->phys_info.velocity.y += VEL_SPEED * (key_down_time(KEY_PADMINUS) - key_down_time(KEY_PADPLUS));
1392 obj->phys_info.velocity.z += VEL_SPEED * (key_down_time(KEY_PAD8) - key_down_time(KEY_PAD2));
1394 rotang.pitch = (key_down_time(KEY_LBRACKET) - key_down_time(KEY_RBRACKET))/ROT_SPEED;
1395 rotang.bank = (key_down_time(KEY_PAD1) - key_down_time(KEY_PAD3))/ROT_SPEED;
1396 rotang.head = (key_down_time(KEY_PAD6) - key_down_time(KEY_PAD4))/ROT_SPEED;
1399 rotang.pitch = rotang.bank = rotang.head = 0;
1401 //check for joystick movement
1403 if (check_joy && joy_present) {
1404 joy_get_pos(&joy_x,&joy_y);
1405 btns=joy_get_btns();
1407 joyx_moved = (abs(joy_x - old_joy_x)>JOY_NULL);
1408 joyy_moved = (abs(joy_y - old_joy_y)>JOY_NULL);
1410 if (abs(joy_x) < JOY_NULL) joy_x = 0;
1411 if (abs(joy_y) < JOY_NULL) joy_y = 0;
1414 if (!rotang.pitch) rotang.pitch = fixmul(-joy_y * 512,FrameTime); else;
1416 if (joyy_moved) obj->phys_info.velocity.z = -joy_y * 8192;
1418 if (!rotang.head) rotang.head = fixmul(joy_x * 512,FrameTime);
1420 if (joyx_moved) old_joy_x = joy_x;
1421 if (joyy_moved) old_joy_y = joy_y;
1424 moved = rotang.pitch | rotang.bank | rotang.head;
1426 vm_angles_2_matrix(&rotmat,&rotang);
1427 vm_matrix_x_matrix(&new_pm,&obj->orient,&rotmat);
1428 obj->orient = new_pm;
1429 vm_transpose_matrix(&new_pm); //make those columns rows
1431 moved |= obj->phys_info.velocity.x | obj->phys_info.velocity.y | obj->phys_info.velocity.z;
1433 svel = obj->phys_info.velocity;
1434 vm_vec_scale(&svel,FrameTime); //movement in this frame
1435 vm_vec_rotate(&movement,&svel,&new_pm);
1437 vm_vec_add2(&obj->pos,&movement);
1439 moved |= (movement.x || movement.y || movement.z);
1448 #define STATION_DIST i2f(1024)
1450 int convert_ext( char *dest, char *ext )
1454 t = strchr(dest,'.');
1456 if (t && (t-dest <= 8)) {
1466 //called for each level to load & setup the exit sequence
1467 load_endlevel_data(int level_num)
1470 char line[LINE_LEN],*p;
1472 int var,segnum,sidenum;
1474 int have_binary = 0;
1476 endlevel_data_loaded = 0; //not loaded yet
1481 if (level_num<0) //secret level
1482 strcpy(filename,Secret_level_names[-level_num-1]);
1484 strcpy(filename,Level_names[level_num-1]);
1486 if (!convert_ext(filename,"END"))
1487 Error("Error converting filename <%s> for endlevel data\n",filename);
1489 ifile = cfopen(filename,"rb");
1493 convert_ext(filename,"TXB");
1495 ifile = cfopen(filename,"rb");
1499 Error("Cannot load file text of binary version of <%s>",filename);
1509 //ok...this parser is pretty simple. It ignores comments, but
1510 //everything else must be in the right place
1514 while (cfgets(line,LINE_LEN,ifile)) {
1517 for (i = 0; i < strlen(line) - 1; i++) {
1518 encode_rotate_left(&(line[i]));
1519 line[i] = line[i] ^ BITMAP_TBL_XOR;
1520 encode_rotate_left(&(line[i]));
1525 if ((p=strchr(line,';'))!=NULL)
1526 *p = 0; //cut off comment
1528 for (p=line+strlen(line)-1;p>line && isspace(*p);*p--=0);
1529 for (p=line;isspace(*p);p++);
1531 if (!*p) //empty line
1536 case 0: { //ground terrain
1540 if (terrain_bm_instance.bm_data)
1541 d_free(terrain_bm_instance.bm_data);
1543 Assert(terrain_bm_instance.bm_data == NULL);
1545 iff_error = iff_read_bitmap(p,&terrain_bm_instance,BM_LINEAR,pal);
1546 if (iff_error != IFF_NO_ERROR) {
1547 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1548 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1551 terrain_bitmap = &terrain_bm_instance;
1553 gr_remap_bitmap_good( terrain_bitmap, pal, iff_transparent_color, -1);
1558 case 1: //height map
1566 sscanf(p,"%d,%d",&exit_point_bmx,&exit_point_bmy);
1569 case 3: //exit heading
1571 exit_angles.h = i2f(atoi(p))/360;
1574 case 4: { //planet bitmap
1578 if (satellite_bm_instance.bm_data)
1579 d_free(satellite_bm_instance.bm_data);
1581 iff_error = iff_read_bitmap(p,&satellite_bm_instance,BM_LINEAR,pal);
1582 if (iff_error != IFF_NO_ERROR) {
1583 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1584 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1587 satellite_bitmap = &satellite_bm_instance;
1588 gr_remap_bitmap_good( satellite_bitmap, pal, iff_transparent_color, -1);
1594 case 7: { //station pos
1599 sscanf(p,"%d,%d",&head,&pitch);
1601 ta.h = i2f(head)/360;
1602 ta.p = -i2f(pitch)/360;
1605 vm_angles_2_matrix(&tm,&ta);
1608 satellite_pos = tm.fvec;
1609 //vm_vec_copy_scale(&satellite_pos,&tm.fvec,SATELLITE_DIST);
1611 station_pos = tm.fvec;
1616 case 6: //planet size
1617 satellite_size = i2f(atoi(p));
1625 Assert(var == NUM_VARS);
1628 // OK, now the data is loaded. Initialize everything
1630 //find the exit sequence by searching all segments for a side with
1633 for (segnum=0,exit_segnum=-1;exit_segnum==-1 && segnum<=Highest_segment_index;segnum++)
1634 for (sidenum=0;sidenum<6;sidenum++)
1635 if (Segments[segnum].children[sidenum] == -2) {
1636 exit_segnum = segnum;
1637 exit_side = sidenum;
1641 Assert(exit_segnum!=-1);
1643 compute_segment_center(&mine_exit_point,&Segments[exit_segnum]);
1644 extract_orient_from_segment(&mine_exit_orient,&Segments[exit_segnum]);
1645 compute_center_point_on_side(&mine_side_exit_point,&Segments[exit_segnum],exit_side);
1647 vm_vec_scale_add(&mine_ground_exit_point,&mine_exit_point,&mine_exit_orient.uvec,-i2f(20));
1649 //compute orientation of surface
1652 vms_matrix exit_orient,tm;
1654 vm_angles_2_matrix(&exit_orient,&exit_angles);
1655 vm_transpose_matrix(&exit_orient);
1656 vm_matrix_x_matrix(&surface_orient,&mine_exit_orient,&exit_orient);
1658 vm_copy_transpose_matrix(&tm,&surface_orient);
1659 vm_vec_rotate(&tv,&station_pos,&tm);
1660 vm_vec_scale_add(&station_pos,&mine_exit_point,&tv,STATION_DIST);
1662 vm_vec_rotate(&tv,&satellite_pos,&tm);
1663 vm_vec_scale_add(&satellite_pos,&mine_exit_point,&tv,SATELLITE_DIST);
1665 vm_vector_2_matrix(&tm,&tv,&surface_orient.uvec,NULL);
1666 vm_vec_copy_scale(&satellite_upvec,&tm.uvec,SATELLITE_HEIGHT);
1673 endlevel_data_loaded = 1;