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.
15 static char rcsid[] = "$Id: endlevel.c,v 1.1.1.1 2001-01-19 03:30:01 bradleyb Exp $";
67 typedef struct flythrough_data {
69 vms_angvec angles; //orientation in angles
70 vms_vector step; //how far in a second
71 vms_vector angstep; //rotation per second
72 fix speed; //how fast object is moving
73 vms_vector headvec; //where we want to be pointing
74 int first_time; //flag for if first time through
75 fix offset_frac; //how far off-center as portion of way
76 fix offset_dist; //how far currently off-center
79 //endlevel sequence states
81 #define EL_OFF 0 //not in endlevel
82 #define EL_FLYTHROUGH 1 //auto-flythrough in tunnel
83 #define EL_LOOKBACK 2 //looking back at player
84 #define EL_OUTSIDE 3 //flying outside for a while
85 #define EL_STOPPED 4 //stopped, watching explosion
86 #define EL_PANNING 5 //panning around, watching player
87 #define EL_CHASING 6 //chasing player to station
89 #define SHORT_SEQUENCE 1 //if defined, end sequnce when panning starts
90 //#define STATION_ENABLED 1 //if defined, load & use space station model
92 int Endlevel_sequence = 0;
94 extern fix player_speed;
96 int transition_segnum,exit_segnum;
98 object *endlevel_camera;
100 #define FLY_SPEED i2f(50)
102 void start_endlevel_flythrough(int n,object *obj,fix speed);
105 char movie_table[] = { 'a','a','a','a','d','d','d','d' };
107 char movie_table[] = { 'a','b','c',
119 #define N_MOVIES (sizeof(movie_table) / sizeof(*movie_table))
123 char movie_table_secret[] = {'a','d'};
125 char movie_table_secret[] = {'a','d','g','j','m','p'};
127 #define N_MOVIES_SECRET (sizeof(movie_table_secret) / sizeof(*movie_table_secret))
129 #define N_MOVIES_SECRET 0
133 #define FLY_ACCEL i2f(5)
135 fix cur_fly_speed,desired_fly_speed;
137 extern int matt_find_connect_side(int seg0,int seg1);
139 grs_bitmap *satellite_bitmap,*station_bitmap,*terrain_bitmap; //!!*exit_bitmap,
140 vms_vector satellite_pos,satellite_upvec;
141 //!!grs_bitmap **exit_bitmap_list[1];
142 int station_modelnum,exit_modelnum,destroyed_exit_modelnum;
144 vms_vector station_pos = {0xf8c4<<10,0x3c1c<<12,0x372<<10};
146 #ifdef STATION_ENABLED
147 grs_bitmap *station_bitmap;
148 grs_bitmap **station_bitmap_list[1];
149 int station_modelnum;
152 vms_vector mine_exit_point;
153 vms_vector mine_ground_exit_point;
154 vms_vector mine_side_exit_point;
155 vms_matrix mine_exit_orient;
159 void start_endlevel_flythrough(int n,object *obj,fix speed);
161 grs_bitmap terrain_bm_instance;
162 grs_bitmap satellite_bm_instance;
164 //find delta between two angles
165 fixang delta_ang(fixang a,fixang b)
167 fixang delta0,delta1;
169 return (abs(delta0 = a - b) < abs(delta1 = b - a)) ? delta0 : delta1;
173 //return though which side of seg0 is seg1
174 int matt_find_connect_side(int seg0,int seg1)
176 segment *Seg=&Segments[seg0];
179 for (i=MAX_SIDES_PER_SEGMENT;i--;) if (Seg->children[i]==seg1) return i;
184 extern int Kmatrix_nomovie_message;
186 #if defined(D2_OEM) || defined(COMPILATION)
187 #define MOVIE_REQUIRED 0
189 #define MOVIE_REQUIRED 1
192 //returns movie played status. see movie.h
193 int start_endlevel_movie()
195 char movie_name[] = "esa.mve";
199 Assert(Current_mission_num == 0); //only play movie for built-in mission
201 Assert(N_MOVIES >= Last_level);
202 Assert(N_MOVIES_SECRET >= -Last_secret_level);
205 if (Current_level_num == Last_level)
206 return 1; //don't play movie
209 if (Current_level_num > 0)
210 movie_name[2] = movie_table[Current_level_num-1];
213 return 0; //no escapes for secret level
215 Error("Invalid level number <%d>",Current_level_num);
219 memcpy(save_pal,gr_palette,768);
222 r=PlayMovie(movie_name,(Game_mode & GM_MULTI)?0:MOVIE_REQUIRED);
224 return 0; // movie not played for shareware
227 if (Newdemo_state == ND_STATE_PLAYBACK) {
228 set_screen_mode(SCREEN_GAME);
229 memcpy(gr_palette,save_pal,768);
233 if (r==MOVIE_NOT_PLAYED && (Game_mode & GM_MULTI))
234 Kmatrix_nomovie_message=1;
236 Kmatrix_nomovie_message=0;
247 if (terrain_bm_instance.bm_data)
248 d_free(terrain_bm_instance.bm_data);
250 if (satellite_bm_instance.bm_data)
251 d_free(satellite_bm_instance.bm_data);
256 //##satellite_bitmap = bm_load("earth.bbm");
257 //##terrain_bitmap = bm_load("moon.bbm");
259 //##load_terrain("matt5b.bbm"); //load bitmap as height array
260 //##//load_terrain("ttest2.bbm"); //load bitmap as height array
262 #ifdef STATION_ENABLED
263 station_bitmap = bm_load("steel3.bbm");
264 station_bitmap_list[0] = &station_bitmap;
266 station_modelnum = load_polygon_model("station.pof",1,station_bitmap_list,NULL);
269 //!! exit_bitmap = bm_load("steel1.bbm");
270 //!! exit_bitmap_list[0] = &exit_bitmap;
272 //!! exit_modelnum = load_polygon_model("exit01.pof",1,exit_bitmap_list,NULL);
273 //!! destroyed_exit_modelnum = load_polygon_model("exit01d.pof",1,exit_bitmap_list,NULL);
275 generate_starfield();
277 atexit(free_endlevel_data);
279 terrain_bm_instance.bm_data = satellite_bm_instance.bm_data = NULL;
283 object external_explosion;
284 int ext_expl_playing,mine_destroyed;
286 extern fix flash_scale;
288 vms_angvec exit_angles={-0xa00,0,0};
290 vms_matrix surface_orient;
292 int endlevel_data_loaded=0;
293 extern char last_palette_loaded[];
295 void start_endlevel_sequence()
299 #if defined(MACINTOSH) && defined(SHAREWARE)
300 static int inited = 0;
308 if (Newdemo_state == ND_STATE_RECORDING) // stop demo recording
309 Newdemo_state = ND_STATE_PAUSED;
311 if (Newdemo_state == ND_STATE_PLAYBACK) { // don't do this if in playback mode
312 if (Current_mission_num == 0) //only play movie for built-in mission
313 start_endlevel_movie();
314 strcpy(last_palette_loaded,""); //force palette load next time
318 if (Player_is_dead || ConsoleObject->flags&OF_SHOULD_BE_DEAD)
319 return; //don't start if dead!
321 // Dematerialize Buddy!
322 for (i=0; i<=Highest_object_index; i++)
323 if (Objects[i].type == OBJ_ROBOT)
324 if (Robot_info[Objects[i].id].companion) {
325 object_create_explosion(Objects[i].segnum, &Objects[i].pos, F1_0*7/2, VCLIP_POWERUP_DISAPPEARANCE );
326 Objects[i].flags |= OF_SHOULD_BE_DEAD;
329 Players[Player_num].homing_object_dist = -F1_0; // Turn off homing sound.
331 reset_rear_view(); //turn off rear view if set
334 if (Game_mode & GM_MULTI) {
335 multi_send_endlevel_start(0);
336 network_do_frame(1, 1);
340 if (Current_mission_num == 0) { //only play movie for built-in mission
342 //try playing movie. If it plays, great. if not, do rendered ending
344 if (!(Game_mode & GM_MULTI))
345 movie_played = start_endlevel_movie();
348 if (movie_played == MOVIE_NOT_PLAYED) { //don't have movie. Do rendered sequence
350 start_rendered_endlevel_sequence();
358 gr_palette_fade_out(gr_palette, 32, 0);
360 PlayerFinishedLevel(0); //done with level
365 void do_endlevel_frame() {Int3();}
366 void stop_endlevel_sequence() {Int3();}
367 void render_endlevel_frame(fix eye_offset) {Int3();}
371 static int cockpit_mode_save;
373 start_rendered_endlevel_sequence()
375 int last_segnum,exit_side,tunnel_length;
378 int segnum,old_segnum,entry_side,i;
380 //count segments in exit tunnel
382 old_segnum = ConsoleObject->segnum;
383 exit_side = find_exit_side(ConsoleObject);
384 segnum = Segments[old_segnum].children[exit_side];
387 entry_side = matt_find_connect_side(segnum,old_segnum);
388 exit_side = Side_opposite[entry_side];
390 segnum = Segments[segnum].children[exit_side];
392 } while (segnum >= 0);
395 PlayerFinishedLevel(0); //don't do special sequence
399 last_segnum = old_segnum;
401 //now pick transition segnum 1/3 of the way in
403 old_segnum = ConsoleObject->segnum;
404 exit_side = find_exit_side(ConsoleObject);
405 segnum = Segments[old_segnum].children[exit_side];
409 entry_side = matt_find_connect_side(segnum,old_segnum);
410 exit_side = Side_opposite[entry_side];
412 segnum = Segments[segnum].children[exit_side];
414 transition_segnum = segnum;
418 cockpit_mode_save = Cockpit_mode;
421 if (Game_mode & GM_MULTI) {
422 multi_send_endlevel_start(0);
423 network_do_frame(1, 1);
428 Assert(last_segnum == exit_segnum);
429 // songs_play_song( SONG_ENDLEVEL, 0 ); // JTS: Until we get an exit song, just don't worry
432 Endlevel_sequence = EL_FLYTHROUGH;
434 ConsoleObject->movement_type = MT_NONE; //movement handled by flythrough
435 ConsoleObject->control_type = CT_NONE;
437 Game_suspended |= SUSP_ROBOTS; //robots don't move
439 cur_fly_speed = desired_fly_speed = FLY_SPEED;
441 start_endlevel_flythrough(0,ConsoleObject,cur_fly_speed); //initialize
443 HUD_init_message( TXT_EXIT_SEQUENCE );
445 outside_mine = ext_expl_playing = 0;
455 extern flythrough_data fly_objects[];
457 extern object *slew_obj;
459 vms_angvec player_angles,player_dest_angles;
460 vms_angvec camera_desired_angles,camera_cur_angles;
462 #define CHASE_TURN_RATE (0x4000/4) //max turn per second
464 //returns bitmask of which angles are at dest. bits 0,1,2 = p,b,h
465 int chase_angles(vms_angvec *cur_angles,vms_angvec *desired_angles)
467 vms_angvec delta_angs,alt_angles,alt_delta_angs;
468 fix total_delta,alt_total_delta;
472 delta_angs.p = desired_angles->p - cur_angles->p;
473 delta_angs.h = desired_angles->h - cur_angles->h;
474 delta_angs.b = desired_angles->b - cur_angles->b;
477 //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);
479 total_delta = abs(delta_angs.p) + abs(delta_angs.b) + abs(delta_angs.h);
481 alt_angles.p = f1_0/2 - cur_angles->p;
482 alt_angles.b = cur_angles->b + f1_0/2;
483 alt_angles.h = cur_angles->h + f1_0/2;
485 alt_delta_angs.p = desired_angles->p - alt_angles.p;
486 alt_delta_angs.h = desired_angles->h - alt_angles.h;
487 alt_delta_angs.b = desired_angles->b - alt_angles.b;
488 //alt_delta_angs.b = 0;
490 alt_total_delta = abs(alt_delta_angs.p) + abs(alt_delta_angs.b) + abs(alt_delta_angs.h);
492 //printf("Total delta = %x, alt total_delta = %x\n",total_delta,alt_total_delta);
494 if (alt_total_delta < total_delta) {
495 //mprintf((0,"FLIPPING ANGLES!\n"));
496 //printf("FLIPPING ANGLES!\n");
497 *cur_angles = alt_angles;
498 delta_angs = alt_delta_angs;
501 frame_turn = fixmul(FrameTime,CHASE_TURN_RATE);
503 if (abs(delta_angs.p) < frame_turn) {
504 cur_angles->p = desired_angles->p;
508 if (delta_angs.p > 0)
509 cur_angles->p += frame_turn;
511 cur_angles->p -= frame_turn;
513 if (abs(delta_angs.b) < frame_turn) {
514 cur_angles->b = desired_angles->b;
518 if (delta_angs.b > 0)
519 cur_angles->b += frame_turn;
521 cur_angles->b -= frame_turn;
524 if (abs(delta_angs.h) < frame_turn) {
525 cur_angles->h = desired_angles->h;
529 if (delta_angs.h > 0)
530 cur_angles->h += frame_turn;
532 cur_angles->h -= frame_turn;
537 stop_endlevel_sequence()
539 Interpolation_method = 0;
541 gr_palette_fade_out(gr_palette, 32, 0);
543 select_cockpit(cockpit_mode_save);
545 Endlevel_sequence = EL_OFF;
547 PlayerFinishedLevel(0);
551 #define VCLIP_BIG_PLAYER_EXPLOSION 58
553 //--unused-- vms_vector upvec = {0,f1_0,0};
555 //find the angle between the player's heading & the station
556 get_angs_to_object(vms_angvec *av,vms_vector *targ_pos,vms_vector *cur_pos)
560 vm_vec_sub(&tv,targ_pos,cur_pos);
562 vm_extract_angles_vector(av,&tv);
569 static fix bank_rate;
571 vms_vector save_last_pos;
572 static fix explosion_wait1=0;
573 static fix explosion_wait2=0;
574 static fix ext_expl_halflife;
576 save_last_pos = ConsoleObject->last_pos; //don't let move code change this
578 ConsoleObject->last_pos = save_last_pos;
580 if (ext_expl_playing) {
582 external_explosion.lifeleft -= FrameTime;
583 do_explosion_sequence(&external_explosion);
585 if (external_explosion.lifeleft < ext_expl_halflife)
588 if (external_explosion.flags & OF_SHOULD_BE_DEAD)
589 ext_expl_playing = 0;
592 if (cur_fly_speed != desired_fly_speed) {
593 fix delta = desired_fly_speed - cur_fly_speed;
594 fix frame_accel = fixmul(FrameTime,FLY_ACCEL);
596 if (abs(delta) < frame_accel)
597 cur_fly_speed = desired_fly_speed;
600 cur_fly_speed += frame_accel;
602 cur_fly_speed -= frame_accel;
608 if (Endlevel_sequence==EL_OUTSIDE) {
611 vm_vec_sub(&tvec,&ConsoleObject->pos,&mine_side_exit_point);
613 if (vm_vec_dot(&tvec,&mine_exit_orient.fvec) > 0) {
618 tobj = object_create_explosion(exit_segnum,&mine_side_exit_point,i2f(50),VCLIP_BIG_PLAYER_EXPLOSION);
621 external_explosion = *tobj;
623 tobj->flags |= OF_SHOULD_BE_DEAD;
625 flash_scale = 0; //kill lights in mine
627 ext_expl_halflife = tobj->lifeleft;
629 ext_expl_playing = 1;
632 digi_link_sound_to_pos( SOUND_BIG_ENDLEVEL_EXPLOSION, exit_segnum, 0, &mine_side_exit_point, 0, i2f(3)/4 );
636 //do explosions chasing player
637 if ((explosion_wait1-=FrameTime) < 0) {
641 static int sound_count;
643 vm_vec_scale_add(&tpnt,&ConsoleObject->pos,&ConsoleObject->orient.fvec,-ConsoleObject->size*5);
644 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*15);
645 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*15);
647 segnum = find_point_seg(&tpnt,ConsoleObject->segnum);
650 expl = object_create_explosion(segnum,&tpnt,i2f(20),VCLIP_BIG_PLAYER_EXPLOSION);
651 if (d_rand()<10000 || ++sound_count==7) { //pseudo-random
652 digi_link_sound_to_pos( SOUND_TUNNEL_EXPLOSION, segnum, 0, &tpnt, 0, F1_0 );
657 explosion_wait1 = 0x2000 + d_rand()/4;
662 //do little explosions on walls
663 if (Endlevel_sequence >= EL_FLYTHROUGH && Endlevel_sequence < EL_OUTSIDE)
664 if ((explosion_wait2-=FrameTime) < 0) {
669 //create little explosion on wall
671 vm_vec_copy_scale(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*100);
672 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*100);
673 vm_vec_add2(&tpnt,&ConsoleObject->pos);
675 if (Endlevel_sequence == EL_FLYTHROUGH)
676 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*200);
678 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*60);
680 //find hit point on wall
682 fq.p0 = &ConsoleObject->pos;
684 fq.startseg = ConsoleObject->segnum;
687 fq.ignore_obj_list = NULL;
690 find_vector_intersection(&fq,&hit_data);
692 if (hit_data.hit_type==HIT_WALL && hit_data.hit_seg!=-1)
693 object_create_explosion(hit_data.hit_seg,&hit_data.hit_pnt,i2f(3)+d_rand()*6,VCLIP_SMALL_EXPLOSION);
695 explosion_wait2 = (0xa00 + d_rand()/8)/2;
698 switch (Endlevel_sequence) {
702 case EL_FLYTHROUGH: {
704 do_endlevel_flythrough(0);
706 if (ConsoleObject->segnum == transition_segnum) {
709 start_endlevel_movie();
710 stop_endlevel_sequence();
715 //songs_play_song( SONG_ENDLEVEL, 0 );
717 Endlevel_sequence = EL_LOOKBACK;
719 objnum = obj_create(OBJ_CAMERA, 0,
720 ConsoleObject->segnum,&ConsoleObject->pos,&ConsoleObject->orient,0,
721 CT_NONE,MT_NONE,RT_NONE);
723 if (objnum == -1) { //can't get object, so abort
724 mprintf((1, "Can't get object for endlevel sequence. Aborting endlevel sequence.\n"));
725 stop_endlevel_sequence();
729 Viewer = endlevel_camera = &Objects[objnum];
731 select_cockpit(CM_LETTERBOX);
733 fly_objects[1] = fly_objects[0];
734 fly_objects[1].obj = endlevel_camera;
735 fly_objects[1].speed = (5*cur_fly_speed)/4;
736 fly_objects[1].offset_frac = 0x4000;
738 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,i2f(7));
752 do_endlevel_flythrough(0);
753 do_endlevel_flythrough(1);
759 if (timer < 0) //reduce speed
760 fly_objects[1].speed = fly_objects[0].speed;
763 if (endlevel_camera->segnum == exit_segnum) {
764 vms_angvec cam_angles,exit_seg_angles;
766 Endlevel_sequence = EL_OUTSIDE;
770 vm_vec_negate(&endlevel_camera->orient.fvec);
771 vm_vec_negate(&endlevel_camera->orient.rvec);
773 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
774 vm_extract_angles_matrix(&exit_seg_angles,&mine_exit_orient);
775 bank_rate = (-exit_seg_angles.b - cam_angles.b)/2;
777 ConsoleObject->control_type = endlevel_camera->control_type = CT_NONE;
780 slew_obj = endlevel_camera;
789 vms_angvec cam_angles;
792 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
794 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,-2*cur_fly_speed));
795 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.uvec,fixmul(FrameTime,-cur_fly_speed/10));
797 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
798 cam_angles.b += fixmul(bank_rate,FrameTime);
799 vm_angles_2_matrix(&endlevel_camera->orient,&cam_angles);
806 Endlevel_sequence = EL_STOPPED;
808 vm_extract_angles_matrix(&player_angles,&ConsoleObject->orient);
819 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
820 chase_angles(&player_angles,&player_dest_angles);
821 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
823 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
830 slew_obj = endlevel_camera;
831 _do_slew_movement(endlevel_camera,1,1);
832 timer += FrameTime; //make time stop
836 #ifdef SHORT_SEQUENCE
838 stop_endlevel_sequence();
841 Endlevel_sequence = EL_PANNING;
843 vm_extract_angles_matrix(&camera_cur_angles,&endlevel_camera->orient);
848 if (Game_mode & GM_MULTI) { // try to skip part of the seq if multiplayer
849 stop_endlevel_sequence();
853 //mprintf((0,"Switching to pan...\n"));
854 #endif //SHORT_SEQUENCE
861 #ifndef SHORT_SEQUENCE
867 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
868 chase_angles(&player_angles,&player_dest_angles);
869 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
870 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
873 _do_slew_movement(endlevel_camera,1,1);
876 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
877 mask = chase_angles(&camera_cur_angles,&camera_desired_angles);
878 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
884 Endlevel_sequence = EL_CHASING;
886 vm_vec_normalized_dir_quick(&tvec,&station_pos,&ConsoleObject->pos);
887 vm_vector_2_matrix(&ConsoleObject->orient,&tvec,&surface_orient.uvec,NULL);
889 desired_fly_speed *= 2;
891 //mprintf((0,"Switching to chase...\n"));
903 _do_slew_movement(endlevel_camera,1,1);
906 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
907 chase_angles(&camera_cur_angles,&camera_desired_angles);
910 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
913 d = vm_vec_dist_quick(&ConsoleObject->pos,&endlevel_camera->pos);
915 speed_scale = fixdiv(d,i2f(0x20));
918 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
919 chase_angles(&player_angles,&player_dest_angles);
920 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
922 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
924 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,fixmul(speed_scale,cur_fly_speed)));
926 if (vm_vec_dist(&ConsoleObject->pos,&station_pos) < i2f(10))
927 stop_endlevel_sequence();
933 #endif //ifdef SHORT_SEQUENCE
942 //find which side to fly out of
943 find_exit_side(object *obj)
946 vms_vector prefvec,segcenter,sidevec;
949 segment *pseg = &Segments[obj->segnum];
953 vm_vec_normalized_dir_quick(&prefvec,&obj->pos,&obj->last_pos);
955 compute_segment_center(&segcenter,pseg);
958 for (i=MAX_SIDES_PER_SEGMENT;--i >= 0;) {
961 if (pseg->children[i]!=-1) {
963 compute_center_point_on_side(&sidevec,pseg,i);
964 vm_vec_normalized_dir_quick(&sidevec,&sidevec,&segcenter);
965 d = vm_vec_dotprod(&sidevec,&prefvec);
967 if (labs(d) < MIN_D) d=0;
969 if (d > best_val) {best_val=d; best_side=i;}
974 Assert(best_side!=-1);
979 extern fix Render_zoom; //the player's zoom factor
981 extern vms_vector Viewer_eye; //valid during render
985 vms_vector model_pos;
988 vm_vec_scale_add(&model_pos,&mine_exit_point,&mine_exit_orient.fvec,i2f(f));
989 vm_vec_scale_add2(&model_pos,&mine_exit_orient.uvec,i2f(u));
991 draw_polygon_model(&model_pos,&mine_exit_orient,NULL,(mine_destroyed)?destroyed_exit_modelnum:exit_modelnum,0,f1_0,NULL,NULL);
995 int exit_point_bmx,exit_point_bmy;
997 fix satellite_size = i2f(400);
999 #define SATELLITE_DIST i2f(1024)
1000 #define SATELLITE_WIDTH satellite_size
1001 #define SATELLITE_HEIGHT ((satellite_size*9)/4) //((satellite_size*5)/2)
1003 render_external_scene(fix eye_offset)
1006 Viewer_eye = Viewer->pos;
1009 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1011 g3_set_view_matrix(&Viewer->pos,&Viewer->orient,Render_zoom);
1013 //g3_draw_horizon(BM_XRGB(0,0,0),BM_XRGB(16,16,16)); //,-1);
1014 gr_clear_canvas(BM_XRGB(0,0,0));
1016 g3_start_instance_matrix(&vmd_zero_vector,&surface_orient);
1023 g3s_point p,top_pnt;
1025 g3_rotate_point(&p,&satellite_pos);
1026 g3_rotate_delta_vec(&delta,&satellite_upvec);
1028 g3_add_delta_vec(&top_pnt,&p,&delta);
1030 if (! (p.p3_codes & CC_BEHIND)) {
1031 int save_im = Interpolation_method;
1032 //p.p3_flags &= ~PF_PROJECTED;
1033 //g3_project_point(&p);
1034 if (! (p.p3_flags & PF_OVERFLOW)) {
1035 Interpolation_method = 0;
1036 //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1037 g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1038 Interpolation_method = save_im;
1043 #ifdef STATION_ENABLED
1044 draw_polygon_model(&station_pos,&vmd_identity_matrix,NULL,station_modelnum,0,f1_0,NULL,NULL);
1047 render_terrain(&mine_ground_exit_point,exit_point_bmx,exit_point_bmy);
1050 if (ext_expl_playing)
1051 draw_fireball(&external_explosion);
1054 render_object(ConsoleObject);
1058 #define MAX_STARS 500
1060 vms_vector stars[MAX_STARS];
1062 generate_starfield()
1066 for (i=0;i<MAX_STARS;i++) {
1068 stars[i].x = (d_rand() - RAND_MAX/2) << 14;
1069 stars[i].z = (d_rand() - RAND_MAX/2) << 14;
1070 stars[i].y = (d_rand()/2) << 14;
1081 for (i=0;i<MAX_STARS;i++) {
1084 gr_setcolor(BM_XRGB(intensity,intensity,intensity));
1088 //g3_rotate_point(&p,&stars[i]);
1089 g3_rotate_delta_vec(&p.p3_vec,&stars[i]);
1092 if (p.p3_codes == 0) {
1094 p.p3_flags &= ~PF_PROJECTED;
1096 g3_project_point(&p);
1098 gr_pixel(f2i(p.p3_sx),f2i(p.p3_sy));
1103 //@@ vms_vector delta;
1104 //@@ g3s_point top_pnt;
1106 //@@ g3_rotate_point(&p,&satellite_pos);
1107 //@@ g3_rotate_delta_vec(&delta,&satellite_upvec);
1109 //@@ g3_add_delta_vec(&top_pnt,&p,&delta);
1111 //@@ if (! (p.p3_codes & CC_BEHIND)) {
1112 //@@ int save_im = Interpolation_method;
1113 //@@ Interpolation_method = 0;
1114 //@@ //p.p3_flags &= ~PF_PROJECTED;
1115 //@@ g3_project_point(&p);
1116 //@@ if (! (p.p3_flags & PF_OVERFLOW))
1117 //@@ //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1118 //@@ g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1119 //@@ Interpolation_method = save_im;
1125 endlevel_render_mine(fix eye_offset)
1129 Viewer_eye = Viewer->pos;
1131 if (Viewer->type == OBJ_PLAYER )
1132 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.fvec,(Viewer->size*3)/4);
1135 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1138 if (Function_mode==FMODE_EDITOR)
1139 Viewer_eye = Viewer->pos;
1142 if (Endlevel_sequence >= EL_OUTSIDE) {
1144 start_seg_num = exit_segnum;
1147 start_seg_num = find_point_seg(&Viewer_eye,Viewer->segnum);
1149 if (start_seg_num==-1)
1150 start_seg_num = Viewer->segnum;
1153 if (Endlevel_sequence == EL_LOOKBACK) {
1154 vms_matrix headm,viewm;
1155 vms_angvec angles = {0,0,0x7fff};
1157 vm_angles_2_matrix(&headm,&angles);
1158 vm_matrix_x_matrix(&viewm,&Viewer->orient,&headm);
1159 g3_set_view_matrix(&Viewer_eye,&viewm,Render_zoom);
1162 g3_set_view_matrix(&Viewer_eye,&Viewer->orient,Render_zoom);
1164 render_mine(start_seg_num,eye_offset, 0);
1167 void render_endlevel_frame(fix eye_offset)
1172 if (Endlevel_sequence < EL_OUTSIDE)
1173 endlevel_render_mine(eye_offset);
1176 render_external_scene(eye_offset);
1184 ///////////////////////// copy of flythrough code for endlevel
1187 #define MAX_FLY_OBJECTS 2
1189 flythrough_data fly_objects[MAX_FLY_OBJECTS];
1191 flythrough_data *flydata;
1193 int matt_find_connect_side(int seg0,int seg1);
1195 void compute_segment_center(vms_vector *vp,segment *sp);
1197 fixang delta_ang(fixang a,fixang b);
1198 fixang interp_angle(fixang dest,fixang src,fixang step);
1200 #define DEFAULT_SPEED i2f(16)
1204 //if speed is zero, use default speed
1205 start_endlevel_flythrough(int n,object *obj,fix speed)
1207 flydata = &fly_objects[n];
1211 flydata->first_time = 1;
1213 flydata->speed = speed?speed:DEFAULT_SPEED;
1215 flydata->offset_frac = 0;
1218 static vms_angvec *angvec_add2_scale(vms_angvec *dest,vms_vector *src,fix s)
1220 dest->p += fixmul(src->x,s);
1221 dest->b += fixmul(src->z,s);
1222 dest->h += fixmul(src->y,s);
1227 #define MAX_ANGSTEP 0x4000 //max turn per second
1229 #define MAX_SLIDE_PER_SEGMENT 0x10000
1231 do_endlevel_flythrough(int n)
1237 flydata = &fly_objects[n];
1240 old_player_seg = obj->segnum;
1242 //move the player for this frame
1244 if (!flydata->first_time) {
1246 vm_vec_scale_add2(&obj->pos,&flydata->step,FrameTime);
1247 angvec_add2_scale(&flydata->angles,&flydata->angstep,FrameTime);
1249 vm_angles_2_matrix(&obj->orient,&flydata->angles);
1252 //check new player seg
1254 update_object_seg(obj);
1255 pseg = &Segments[obj->segnum];
1257 if (flydata->first_time || obj->segnum != old_player_seg) { //moved into new seg
1258 vms_vector curcenter,nextcenter;
1259 fix step_size,seg_time;
1260 short entry_side,exit_side; //what sides we entry and leave through
1261 vms_vector dest_point; //where we are heading (center of exit_side)
1262 vms_angvec dest_angles; //where we want to be pointing
1263 vms_matrix dest_orient;
1266 //find new exit side
1268 if (!flydata->first_time) {
1270 entry_side = matt_find_connect_side(obj->segnum,old_player_seg);
1271 exit_side = Side_opposite[entry_side];
1274 if (flydata->first_time || entry_side==-1 || pseg->children[exit_side]==-1)
1275 exit_side = find_exit_side(obj);
1277 { //find closest side to align to
1278 fix d,largest_d=-f1_0;
1284 get_side_normal(pseg, i, 0, &v1 );
1285 d = vm_vec_dot(&v1,&flydata->obj->orient.uvec);
1287 d = vm_vec_dot(&pseg->sides[i].normals[0],&flydata->obj->orient.uvec);
1289 if (d > largest_d) {largest_d = d; up_side=i;}
1294 //update target point & angles
1296 compute_center_point_on_side(&dest_point,pseg,exit_side);
1298 //update target point and movement points
1300 //offset object sideways
1301 if (flydata->offset_frac) {
1307 if (i!=entry_side && i!=exit_side && i!=up_side && i!=Side_opposite[up_side])
1313 compute_center_point_on_side(&s0p,pseg,s0);
1314 compute_center_point_on_side(&s1p,pseg,s1);
1315 dist = fixmul(vm_vec_dist(&s0p,&s1p),flydata->offset_frac);
1317 if (dist-flydata->offset_dist > MAX_SLIDE_PER_SEGMENT)
1318 dist = flydata->offset_dist + MAX_SLIDE_PER_SEGMENT;
1320 flydata->offset_dist = dist;
1322 vm_vec_scale_add2(&dest_point,&obj->orient.rvec,dist);
1326 vm_vec_sub(&flydata->step,&dest_point,&obj->pos);
1327 step_size = vm_vec_normalize_quick(&flydata->step);
1328 vm_vec_scale(&flydata->step,flydata->speed);
1330 compute_segment_center(&curcenter,pseg);
1331 compute_segment_center(&nextcenter,&Segments[pseg->children[exit_side]]);
1332 vm_vec_sub(&flydata->headvec,&nextcenter,&curcenter);
1337 get_side_normal(pseg, up_side, 0, &_v1 );
1338 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&_v1,NULL);
1341 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&pseg->sides[up_side].normals[0],NULL);
1343 vm_extract_angles_matrix(&dest_angles,&dest_orient);
1345 if (flydata->first_time)
1346 vm_extract_angles_matrix(&flydata->angles,&obj->orient);
1348 seg_time = fixdiv(step_size,flydata->speed); //how long through seg
1351 flydata->angstep.x = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.p,dest_angles.p),seg_time)));
1352 flydata->angstep.z = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.b,dest_angles.b),seg_time)));
1353 flydata->angstep.y = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.h,dest_angles.h),seg_time)));
1357 flydata->angles = dest_angles;
1358 flydata->angstep.x = flydata->angstep.y = flydata->angstep.z = 0;
1362 flydata->first_time=0;
1366 #define ROT_SPEED 8 //rate of rotation while key held down
1367 #define VEL_SPEED (15) //rate of acceleration while key held down
1369 extern short old_joy_x,old_joy_y; //position last time around
1374 #ifdef SLEW_ON //this is a special routine for slewing around external scene
1375 int _do_slew_movement(object *obj, int check_keys, int check_joy )
1378 vms_vector svel, movement; //scaled velocity (per this frame)
1379 vms_matrix rotmat,new_pm;
1380 int joy_x,joy_y,btns;
1381 int joyx_moved,joyy_moved;
1384 if (keyd_pressed[KEY_PAD5])
1385 vm_vec_zero(&obj->phys_info.velocity);
1388 obj->phys_info.velocity.x += VEL_SPEED * (key_down_time(KEY_PAD9) - key_down_time(KEY_PAD7));
1389 obj->phys_info.velocity.y += VEL_SPEED * (key_down_time(KEY_PADMINUS) - key_down_time(KEY_PADPLUS));
1390 obj->phys_info.velocity.z += VEL_SPEED * (key_down_time(KEY_PAD8) - key_down_time(KEY_PAD2));
1392 rotang.pitch = (key_down_time(KEY_LBRACKET) - key_down_time(KEY_RBRACKET))/ROT_SPEED;
1393 rotang.bank = (key_down_time(KEY_PAD1) - key_down_time(KEY_PAD3))/ROT_SPEED;
1394 rotang.head = (key_down_time(KEY_PAD6) - key_down_time(KEY_PAD4))/ROT_SPEED;
1397 rotang.pitch = rotang.bank = rotang.head = 0;
1399 //check for joystick movement
1401 if (check_joy && joy_present) {
1402 joy_get_pos(&joy_x,&joy_y);
1403 btns=joy_get_btns();
1405 joyx_moved = (abs(joy_x - old_joy_x)>JOY_NULL);
1406 joyy_moved = (abs(joy_y - old_joy_y)>JOY_NULL);
1408 if (abs(joy_x) < JOY_NULL) joy_x = 0;
1409 if (abs(joy_y) < JOY_NULL) joy_y = 0;
1412 if (!rotang.pitch) rotang.pitch = fixmul(-joy_y * 512,FrameTime); else;
1414 if (joyy_moved) obj->phys_info.velocity.z = -joy_y * 8192;
1416 if (!rotang.head) rotang.head = fixmul(joy_x * 512,FrameTime);
1418 if (joyx_moved) old_joy_x = joy_x;
1419 if (joyy_moved) old_joy_y = joy_y;
1422 moved = rotang.pitch | rotang.bank | rotang.head;
1424 vm_angles_2_matrix(&rotmat,&rotang);
1425 vm_matrix_x_matrix(&new_pm,&obj->orient,&rotmat);
1426 obj->orient = new_pm;
1427 vm_transpose_matrix(&new_pm); //make those columns rows
1429 moved |= obj->phys_info.velocity.x | obj->phys_info.velocity.y | obj->phys_info.velocity.z;
1431 svel = obj->phys_info.velocity;
1432 vm_vec_scale(&svel,FrameTime); //movement in this frame
1433 vm_vec_rotate(&movement,&svel,&new_pm);
1435 vm_vec_add2(&obj->pos,&movement);
1437 moved |= (movement.x || movement.y || movement.z);
1446 #define STATION_DIST i2f(1024)
1448 int convert_ext( char *dest, char *ext )
1452 t = strchr(dest,'.');
1454 if (t && (t-dest <= 8)) {
1464 //called for each level to load & setup the exit sequence
1465 load_endlevel_data(int level_num)
1468 char line[LINE_LEN],*p;
1470 int var,segnum,sidenum;
1472 int have_binary = 0;
1474 endlevel_data_loaded = 0; //not loaded yet
1479 if (level_num<0) //secret level
1480 strcpy(filename,Secret_level_names[-level_num-1]);
1482 strcpy(filename,Level_names[level_num-1]);
1484 if (!convert_ext(filename,"END"))
1485 Error("Error converting filename <%s> for endlevel data\n",filename);
1487 ifile = cfopen(filename,"rb");
1491 convert_ext(filename,"TXB");
1493 ifile = cfopen(filename,"rb");
1497 Error("Cannot load file text of binary version of <%s>",filename);
1507 //ok...this parser is pretty simple. It ignores comments, but
1508 //everything else must be in the right place
1512 while (cfgets(line,LINE_LEN,ifile)) {
1515 for (i = 0; i < strlen(line) - 1; i++) {
1516 encode_rotate_left(&(line[i]));
1517 line[i] = line[i] ^ BITMAP_TBL_XOR;
1518 encode_rotate_left(&(line[i]));
1523 if ((p=strchr(line,';'))!=NULL)
1524 *p = 0; //cut off comment
1526 for (p=line+strlen(line)-1;p>line && isspace(*p);*p--=0);
1527 for (p=line;isspace(*p);p++);
1529 if (!*p) //empty line
1534 case 0: { //ground terrain
1538 if (terrain_bm_instance.bm_data)
1539 d_free(terrain_bm_instance.bm_data);
1541 Assert(terrain_bm_instance.bm_data == NULL);
1543 iff_error = iff_read_bitmap(p,&terrain_bm_instance,BM_LINEAR,pal);
1544 if (iff_error != IFF_NO_ERROR) {
1545 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1546 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1549 terrain_bitmap = &terrain_bm_instance;
1551 gr_remap_bitmap_good( terrain_bitmap, pal, iff_transparent_color, -1);
1556 case 1: //height map
1564 sscanf(p,"%d,%d",&exit_point_bmx,&exit_point_bmy);
1567 case 3: //exit heading
1569 exit_angles.h = i2f(atoi(p))/360;
1572 case 4: { //planet bitmap
1576 if (satellite_bm_instance.bm_data)
1577 d_free(satellite_bm_instance.bm_data);
1579 iff_error = iff_read_bitmap(p,&satellite_bm_instance,BM_LINEAR,pal);
1580 if (iff_error != IFF_NO_ERROR) {
1581 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1582 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1585 satellite_bitmap = &satellite_bm_instance;
1586 gr_remap_bitmap_good( satellite_bitmap, pal, iff_transparent_color, -1);
1592 case 7: { //station pos
1597 sscanf(p,"%d,%d",&head,&pitch);
1599 ta.h = i2f(head)/360;
1600 ta.p = -i2f(pitch)/360;
1603 vm_angles_2_matrix(&tm,&ta);
1606 satellite_pos = tm.fvec;
1607 //vm_vec_copy_scale(&satellite_pos,&tm.fvec,SATELLITE_DIST);
1609 station_pos = tm.fvec;
1614 case 6: //planet size
1615 satellite_size = i2f(atoi(p));
1623 Assert(var == NUM_VARS);
1626 // OK, now the data is loaded. Initialize everything
1628 //find the exit sequence by searching all segments for a side with
1631 for (segnum=0,exit_segnum=-1;exit_segnum==-1 && segnum<=Highest_segment_index;segnum++)
1632 for (sidenum=0;sidenum<6;sidenum++)
1633 if (Segments[segnum].children[sidenum] == -2) {
1634 exit_segnum = segnum;
1635 exit_side = sidenum;
1639 Assert(exit_segnum!=-1);
1641 compute_segment_center(&mine_exit_point,&Segments[exit_segnum]);
1642 extract_orient_from_segment(&mine_exit_orient,&Segments[exit_segnum]);
1643 compute_center_point_on_side(&mine_side_exit_point,&Segments[exit_segnum],exit_side);
1645 vm_vec_scale_add(&mine_ground_exit_point,&mine_exit_point,&mine_exit_orient.uvec,-i2f(20));
1647 //compute orientation of surface
1650 vms_matrix exit_orient,tm;
1652 vm_angles_2_matrix(&exit_orient,&exit_angles);
1653 vm_transpose_matrix(&exit_orient);
1654 vm_matrix_x_matrix(&surface_orient,&mine_exit_orient,&exit_orient);
1656 vm_copy_transpose_matrix(&tm,&surface_orient);
1657 vm_vec_rotate(&tv,&station_pos,&tm);
1658 vm_vec_scale_add(&station_pos,&mine_exit_point,&tv,STATION_DIST);
1660 vm_vec_rotate(&tv,&satellite_pos,&tm);
1661 vm_vec_scale_add(&satellite_pos,&mine_exit_point,&tv,SATELLITE_DIST);
1663 vm_vector_2_matrix(&tm,&tv,&surface_orient.uvec,NULL);
1664 vm_vec_copy_scale(&satellite_upvec,&tm.uvec,SATELLITE_HEIGHT);
1671 endlevel_data_loaded = 1;