3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
4 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
7 IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
9 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
20 static char rcsid[] = "$Id: endlevel.c,v 1.9 2002-08-08 09:09:43 btb Exp $";
32 #include <ctype.h> // for isspace
73 typedef struct flythrough_data {
75 vms_angvec angles; //orientation in angles
76 vms_vector step; //how far in a second
77 vms_vector angstep; //rotation per second
78 fix speed; //how fast object is moving
79 vms_vector headvec; //where we want to be pointing
80 int first_time; //flag for if first time through
81 fix offset_frac; //how far off-center as portion of way
82 fix offset_dist; //how far currently off-center
85 //endlevel sequence states
87 #define EL_OFF 0 //not in endlevel
88 #define EL_FLYTHROUGH 1 //auto-flythrough in tunnel
89 #define EL_LOOKBACK 2 //looking back at player
90 #define EL_OUTSIDE 3 //flying outside for a while
91 #define EL_STOPPED 4 //stopped, watching explosion
92 #define EL_PANNING 5 //panning around, watching player
93 #define EL_CHASING 6 //chasing player to station
95 #define SHORT_SEQUENCE 1 //if defined, end sequnce when panning starts
96 //#define STATION_ENABLED 1 //if defined, load & use space station model
98 int Endlevel_sequence = 0;
100 extern fix player_speed;
102 int transition_segnum,exit_segnum;
104 object *endlevel_camera;
106 #define FLY_SPEED i2f(50)
108 void do_endlevel_flythrough(int n);
110 int find_exit_side(object *obj);
111 void generate_starfield();
112 void start_endlevel_flythrough(int n,object *obj,fix speed);
113 void start_rendered_endlevel_sequence();
116 char movie_table[] = { 'a','a','a','a','d','d','d','d' };
118 char movie_table[] = { 'a','b','c',
130 #define N_MOVIES (sizeof(movie_table) / sizeof(*movie_table))
134 char movie_table_secret[] = {'a','d'};
136 char movie_table_secret[] = {'a','d','g','j','m','p'};
138 #define N_MOVIES_SECRET (sizeof(movie_table_secret) / sizeof(*movie_table_secret))
140 #define N_MOVIES_SECRET 0
144 #define FLY_ACCEL i2f(5)
146 fix cur_fly_speed,desired_fly_speed;
148 extern int matt_find_connect_side(int seg0,int seg1);
150 grs_bitmap *satellite_bitmap,*station_bitmap,*terrain_bitmap; //!!*exit_bitmap,
151 vms_vector satellite_pos,satellite_upvec;
152 //!!grs_bitmap **exit_bitmap_list[1];
153 int station_modelnum,exit_modelnum,destroyed_exit_modelnum;
155 vms_vector station_pos = {0xf8c4<<10,0x3c1c<<12,0x372<<10};
157 #ifdef STATION_ENABLED
158 grs_bitmap *station_bitmap;
159 grs_bitmap **station_bitmap_list[1];
160 int station_modelnum;
163 vms_vector mine_exit_point;
164 vms_vector mine_ground_exit_point;
165 vms_vector mine_side_exit_point;
166 vms_matrix mine_exit_orient;
170 grs_bitmap terrain_bm_instance;
171 grs_bitmap satellite_bm_instance;
173 //find delta between two angles
174 fixang delta_ang(fixang a,fixang b)
176 fixang delta0,delta1;
178 return (abs(delta0 = a - b) < abs(delta1 = b - a)) ? delta0 : delta1;
182 //return though which side of seg0 is seg1
183 int matt_find_connect_side(int seg0,int seg1)
185 segment *Seg=&Segments[seg0];
188 for (i=MAX_SIDES_PER_SEGMENT;i--;) if (Seg->children[i]==seg1) return i;
193 extern int Kmatrix_nomovie_message;
195 #if defined(D2_OEM) || defined(COMPILATION)
196 #define MOVIE_REQUIRED 0
198 #define MOVIE_REQUIRED 1
201 //returns movie played status. see movie.h
202 int start_endlevel_movie()
204 char movie_name[] = "esa.mve";
208 //Assert(Current_mission_num == 0); //only play movie for built-in mission
210 //Assert(N_MOVIES >= Last_level);
211 //Assert(N_MOVIES_SECRET >= -Last_secret_level);
214 if (Current_level_num == Last_level)
215 return 1; //don't play movie
218 if (Current_level_num > 0)
219 movie_name[2] = movie_table[Current_level_num-1];
222 return 0; //no escapes for secret level
224 Error("Invalid level number <%d>",Current_level_num);
228 memcpy(save_pal,gr_palette,768);
231 r=PlayMovie(movie_name,(Game_mode & GM_MULTI)?0:MOVIE_REQUIRED);
233 return 0; // movie not played for shareware
236 if (Newdemo_state == ND_STATE_PLAYBACK) {
237 set_screen_mode(SCREEN_GAME);
238 memcpy(gr_palette,save_pal,768);
242 if (r==MOVIE_NOT_PLAYED && (Game_mode & GM_MULTI))
243 Kmatrix_nomovie_message=1;
245 Kmatrix_nomovie_message=0;
255 if (terrain_bm_instance.bm_data)
256 d_free(terrain_bm_instance.bm_data);
258 if (satellite_bm_instance.bm_data)
259 d_free(satellite_bm_instance.bm_data);
261 free_exit_model_data();
266 //##satellite_bitmap = bm_load("earth.bbm");
267 //##terrain_bitmap = bm_load("moon.bbm");
269 //##load_terrain("matt5b.bbm"); //load bitmap as height array
270 //##//load_terrain("ttest2.bbm"); //load bitmap as height array
272 #ifdef STATION_ENABLED
273 station_bitmap = bm_load("steel3.bbm");
274 station_bitmap_list[0] = &station_bitmap;
276 station_modelnum = load_polygon_model("station.pof",1,station_bitmap_list,NULL);
279 //!! exit_bitmap = bm_load("steel1.bbm");
280 //!! exit_bitmap_list[0] = &exit_bitmap;
282 //!! exit_modelnum = load_polygon_model("exit01.pof",1,exit_bitmap_list,NULL);
283 //!! destroyed_exit_modelnum = load_polygon_model("exit01d.pof",1,exit_bitmap_list,NULL);
285 generate_starfield();
287 atexit(free_endlevel_data);
289 terrain_bm_instance.bm_data = satellite_bm_instance.bm_data = NULL;
292 object external_explosion;
293 int ext_expl_playing,mine_destroyed;
295 extern fix flash_scale;
297 vms_angvec exit_angles={-0xa00,0,0};
299 vms_matrix surface_orient;
301 int endlevel_data_loaded=0;
302 extern char last_palette_loaded[];
304 void start_endlevel_sequence()
307 int movie_played = MOVIE_NOT_PLAYED;
308 static int inited = 0;
310 if (!inited && Piggy_hamfile_version >= 3) {
315 if (Newdemo_state == ND_STATE_RECORDING) // stop demo recording
316 Newdemo_state = ND_STATE_PAUSED;
318 if (Newdemo_state == ND_STATE_PLAYBACK) { // don't do this if in playback mode
319 if (Current_mission_num == 0) //only play movie for built-in mission
320 start_endlevel_movie();
321 strcpy(last_palette_loaded,""); //force palette load next time
325 if (Player_is_dead || ConsoleObject->flags&OF_SHOULD_BE_DEAD)
326 return; //don't start if dead!
328 // Dematerialize Buddy!
329 for (i=0; i<=Highest_object_index; i++)
330 if (Objects[i].type == OBJ_ROBOT)
331 if (Robot_info[Objects[i].id].companion) {
332 object_create_explosion(Objects[i].segnum, &Objects[i].pos, F1_0*7/2, VCLIP_POWERUP_DISAPPEARANCE );
333 Objects[i].flags |= OF_SHOULD_BE_DEAD;
336 Players[Player_num].homing_object_dist = -F1_0; // Turn off homing sound.
338 reset_rear_view(); //turn off rear view if set
341 if (Game_mode & GM_MULTI) {
342 multi_send_endlevel_start(0);
343 network_do_frame(1, 1);
347 if (1) { //Current_mission_num == 0) { //only play movie for built-in mission
349 //try playing movie. If it plays, great. if not, do rendered ending
351 if (!(Game_mode & GM_MULTI))
352 movie_played = start_endlevel_movie();
354 if (movie_played == MOVIE_NOT_PLAYED) { //don't have movie. Do rendered sequence
356 start_rendered_endlevel_sequence();
363 gr_palette_fade_out(gr_palette, 32, 0);
365 PlayerFinishedLevel(0); //done with level
368 static int cockpit_mode_save;
370 void start_rendered_endlevel_sequence()
372 int last_segnum,exit_side,tunnel_length;
375 int segnum,old_segnum,entry_side,i;
377 //count segments in exit tunnel
379 old_segnum = ConsoleObject->segnum;
380 exit_side = find_exit_side(ConsoleObject);
381 segnum = Segments[old_segnum].children[exit_side];
384 entry_side = matt_find_connect_side(segnum,old_segnum);
385 exit_side = Side_opposite[entry_side];
387 segnum = Segments[segnum].children[exit_side];
389 } while (segnum >= 0);
392 PlayerFinishedLevel(0); //don't do special sequence
396 last_segnum = old_segnum;
398 //now pick transition segnum 1/3 of the way in
400 old_segnum = ConsoleObject->segnum;
401 exit_side = find_exit_side(ConsoleObject);
402 segnum = Segments[old_segnum].children[exit_side];
406 entry_side = matt_find_connect_side(segnum,old_segnum);
407 exit_side = Side_opposite[entry_side];
409 segnum = Segments[segnum].children[exit_side];
411 transition_segnum = segnum;
415 cockpit_mode_save = Cockpit_mode;
418 if (Game_mode & GM_MULTI) {
419 multi_send_endlevel_start(0);
420 network_do_frame(1, 1);
425 Assert(last_segnum == exit_segnum);
426 // songs_play_song( SONG_ENDLEVEL, 0 ); // JTS: Until we get an exit song, just don't worry
429 Endlevel_sequence = EL_FLYTHROUGH;
431 ConsoleObject->movement_type = MT_NONE; //movement handled by flythrough
432 ConsoleObject->control_type = CT_NONE;
434 Game_suspended |= SUSP_ROBOTS; //robots don't move
436 cur_fly_speed = desired_fly_speed = FLY_SPEED;
438 start_endlevel_flythrough(0,ConsoleObject,cur_fly_speed); //initialize
440 HUD_init_message( TXT_EXIT_SEQUENCE );
442 outside_mine = ext_expl_playing = 0;
452 extern flythrough_data fly_objects[];
454 extern object *slew_obj;
456 vms_angvec player_angles,player_dest_angles;
457 vms_angvec camera_desired_angles,camera_cur_angles;
459 #define CHASE_TURN_RATE (0x4000/4) //max turn per second
461 //returns bitmask of which angles are at dest. bits 0,1,2 = p,b,h
462 int chase_angles(vms_angvec *cur_angles,vms_angvec *desired_angles)
464 vms_angvec delta_angs,alt_angles,alt_delta_angs;
465 fix total_delta,alt_total_delta;
469 delta_angs.p = desired_angles->p - cur_angles->p;
470 delta_angs.h = desired_angles->h - cur_angles->h;
471 delta_angs.b = desired_angles->b - cur_angles->b;
474 //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);
476 total_delta = abs(delta_angs.p) + abs(delta_angs.b) + abs(delta_angs.h);
478 alt_angles.p = f1_0/2 - cur_angles->p;
479 alt_angles.b = cur_angles->b + f1_0/2;
480 alt_angles.h = cur_angles->h + f1_0/2;
482 alt_delta_angs.p = desired_angles->p - alt_angles.p;
483 alt_delta_angs.h = desired_angles->h - alt_angles.h;
484 alt_delta_angs.b = desired_angles->b - alt_angles.b;
485 //alt_delta_angs.b = 0;
487 alt_total_delta = abs(alt_delta_angs.p) + abs(alt_delta_angs.b) + abs(alt_delta_angs.h);
489 //printf("Total delta = %x, alt total_delta = %x\n",total_delta,alt_total_delta);
491 if (alt_total_delta < total_delta) {
492 //mprintf((0,"FLIPPING ANGLES!\n"));
493 //printf("FLIPPING ANGLES!\n");
494 *cur_angles = alt_angles;
495 delta_angs = alt_delta_angs;
498 frame_turn = fixmul(FrameTime,CHASE_TURN_RATE);
500 if (abs(delta_angs.p) < frame_turn) {
501 cur_angles->p = desired_angles->p;
505 if (delta_angs.p > 0)
506 cur_angles->p += frame_turn;
508 cur_angles->p -= frame_turn;
510 if (abs(delta_angs.b) < frame_turn) {
511 cur_angles->b = desired_angles->b;
515 if (delta_angs.b > 0)
516 cur_angles->b += frame_turn;
518 cur_angles->b -= frame_turn;
521 if (abs(delta_angs.h) < frame_turn) {
522 cur_angles->h = desired_angles->h;
526 if (delta_angs.h > 0)
527 cur_angles->h += frame_turn;
529 cur_angles->h -= frame_turn;
534 void stop_endlevel_sequence()
536 Interpolation_method = 0;
538 gr_palette_fade_out(gr_palette, 32, 0);
540 select_cockpit(cockpit_mode_save);
542 Endlevel_sequence = EL_OFF;
544 PlayerFinishedLevel(0);
548 #define VCLIP_BIG_PLAYER_EXPLOSION 58
550 //--unused-- vms_vector upvec = {0,f1_0,0};
552 //find the angle between the player's heading & the station
553 void get_angs_to_object(vms_angvec *av,vms_vector *targ_pos,vms_vector *cur_pos)
557 vm_vec_sub(&tv,targ_pos,cur_pos);
559 vm_extract_angles_vector(av,&tv);
562 void do_endlevel_frame()
565 static fix bank_rate;
566 vms_vector save_last_pos;
567 static fix explosion_wait1=0;
568 static fix explosion_wait2=0;
569 static fix ext_expl_halflife;
571 save_last_pos = ConsoleObject->last_pos; //don't let move code change this
573 ConsoleObject->last_pos = save_last_pos;
575 if (ext_expl_playing) {
577 external_explosion.lifeleft -= FrameTime;
578 do_explosion_sequence(&external_explosion);
580 if (external_explosion.lifeleft < ext_expl_halflife)
583 if (external_explosion.flags & OF_SHOULD_BE_DEAD)
584 ext_expl_playing = 0;
587 if (cur_fly_speed != desired_fly_speed) {
588 fix delta = desired_fly_speed - cur_fly_speed;
589 fix frame_accel = fixmul(FrameTime,FLY_ACCEL);
591 if (abs(delta) < frame_accel)
592 cur_fly_speed = desired_fly_speed;
595 cur_fly_speed += frame_accel;
597 cur_fly_speed -= frame_accel;
603 if (Endlevel_sequence==EL_OUTSIDE) {
606 vm_vec_sub(&tvec,&ConsoleObject->pos,&mine_side_exit_point);
608 if (vm_vec_dot(&tvec,&mine_exit_orient.fvec) > 0) {
613 tobj = object_create_explosion(exit_segnum,&mine_side_exit_point,i2f(50),VCLIP_BIG_PLAYER_EXPLOSION);
616 external_explosion = *tobj;
618 tobj->flags |= OF_SHOULD_BE_DEAD;
620 flash_scale = 0; //kill lights in mine
622 ext_expl_halflife = tobj->lifeleft;
624 ext_expl_playing = 1;
627 digi_link_sound_to_pos( SOUND_BIG_ENDLEVEL_EXPLOSION, exit_segnum, 0, &mine_side_exit_point, 0, i2f(3)/4 );
631 //do explosions chasing player
632 if ((explosion_wait1-=FrameTime) < 0) {
636 static int sound_count;
638 vm_vec_scale_add(&tpnt,&ConsoleObject->pos,&ConsoleObject->orient.fvec,-ConsoleObject->size*5);
639 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*15);
640 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*15);
642 segnum = find_point_seg(&tpnt,ConsoleObject->segnum);
645 expl = object_create_explosion(segnum,&tpnt,i2f(20),VCLIP_BIG_PLAYER_EXPLOSION);
646 if (d_rand()<10000 || ++sound_count==7) { //pseudo-random
647 digi_link_sound_to_pos( SOUND_TUNNEL_EXPLOSION, segnum, 0, &tpnt, 0, F1_0 );
652 explosion_wait1 = 0x2000 + d_rand()/4;
657 //do little explosions on walls
658 if (Endlevel_sequence >= EL_FLYTHROUGH && Endlevel_sequence < EL_OUTSIDE)
659 if ((explosion_wait2-=FrameTime) < 0) {
664 //create little explosion on wall
666 vm_vec_copy_scale(&tpnt,&ConsoleObject->orient.rvec,(d_rand()-RAND_MAX/2)*100);
667 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.uvec,(d_rand()-RAND_MAX/2)*100);
668 vm_vec_add2(&tpnt,&ConsoleObject->pos);
670 if (Endlevel_sequence == EL_FLYTHROUGH)
671 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*200);
673 vm_vec_scale_add2(&tpnt,&ConsoleObject->orient.fvec,d_rand()*60);
675 //find hit point on wall
677 fq.p0 = &ConsoleObject->pos;
679 fq.startseg = ConsoleObject->segnum;
682 fq.ignore_obj_list = NULL;
685 find_vector_intersection(&fq,&hit_data);
687 if (hit_data.hit_type==HIT_WALL && hit_data.hit_seg!=-1)
688 object_create_explosion(hit_data.hit_seg,&hit_data.hit_pnt,i2f(3)+d_rand()*6,VCLIP_SMALL_EXPLOSION);
690 explosion_wait2 = (0xa00 + d_rand()/8)/2;
693 switch (Endlevel_sequence) {
697 case EL_FLYTHROUGH: {
699 do_endlevel_flythrough(0);
701 if (ConsoleObject->segnum == transition_segnum) {
703 if (start_endlevel_movie() != MOVIE_NOT_PLAYED)
704 stop_endlevel_sequence();
708 //songs_play_song( SONG_ENDLEVEL, 0 );
710 Endlevel_sequence = EL_LOOKBACK;
712 objnum = obj_create(OBJ_CAMERA, 0,
713 ConsoleObject->segnum,&ConsoleObject->pos,&ConsoleObject->orient,0,
714 CT_NONE,MT_NONE,RT_NONE);
716 if (objnum == -1) { //can't get object, so abort
717 mprintf((1, "Can't get object for endlevel sequence. Aborting endlevel sequence.\n"));
718 stop_endlevel_sequence();
722 Viewer = endlevel_camera = &Objects[objnum];
724 select_cockpit(CM_LETTERBOX);
726 fly_objects[1] = fly_objects[0];
727 fly_objects[1].obj = endlevel_camera;
728 fly_objects[1].speed = (5*cur_fly_speed)/4;
729 fly_objects[1].offset_frac = 0x4000;
731 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,i2f(7));
744 do_endlevel_flythrough(0);
745 do_endlevel_flythrough(1);
751 if (timer < 0) //reduce speed
752 fly_objects[1].speed = fly_objects[0].speed;
755 if (endlevel_camera->segnum == exit_segnum) {
756 vms_angvec cam_angles,exit_seg_angles;
758 Endlevel_sequence = EL_OUTSIDE;
762 vm_vec_negate(&endlevel_camera->orient.fvec);
763 vm_vec_negate(&endlevel_camera->orient.rvec);
765 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
766 vm_extract_angles_matrix(&exit_seg_angles,&mine_exit_orient);
767 bank_rate = (-exit_seg_angles.b - cam_angles.b)/2;
769 ConsoleObject->control_type = endlevel_camera->control_type = CT_NONE;
772 slew_obj = endlevel_camera;
781 vms_angvec cam_angles;
784 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
786 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,-2*cur_fly_speed));
787 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.uvec,fixmul(FrameTime,-cur_fly_speed/10));
789 vm_extract_angles_matrix(&cam_angles,&endlevel_camera->orient);
790 cam_angles.b += fixmul(bank_rate,FrameTime);
791 vm_angles_2_matrix(&endlevel_camera->orient,&cam_angles);
798 Endlevel_sequence = EL_STOPPED;
800 vm_extract_angles_matrix(&player_angles,&ConsoleObject->orient);
811 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
812 chase_angles(&player_angles,&player_dest_angles);
813 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
815 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
822 slew_obj = endlevel_camera;
823 _do_slew_movement(endlevel_camera,1,1);
824 timer += FrameTime; //make time stop
828 #ifdef SHORT_SEQUENCE
830 stop_endlevel_sequence();
833 Endlevel_sequence = EL_PANNING;
835 vm_extract_angles_matrix(&camera_cur_angles,&endlevel_camera->orient);
840 if (Game_mode & GM_MULTI) { // try to skip part of the seq if multiplayer
841 stop_endlevel_sequence();
845 //mprintf((0,"Switching to pan...\n"));
846 #endif //SHORT_SEQUENCE
853 #ifndef SHORT_SEQUENCE
859 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
860 chase_angles(&player_angles,&player_dest_angles);
861 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
862 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
865 _do_slew_movement(endlevel_camera,1,1);
868 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
869 mask = chase_angles(&camera_cur_angles,&camera_desired_angles);
870 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
876 Endlevel_sequence = EL_CHASING;
878 vm_vec_normalized_dir_quick(&tvec,&station_pos,&ConsoleObject->pos);
879 vm_vector_2_matrix(&ConsoleObject->orient,&tvec,&surface_orient.uvec,NULL);
881 desired_fly_speed *= 2;
883 //mprintf((0,"Switching to chase...\n"));
895 _do_slew_movement(endlevel_camera,1,1);
898 get_angs_to_object(&camera_desired_angles,&ConsoleObject->pos,&endlevel_camera->pos);
899 chase_angles(&camera_cur_angles,&camera_desired_angles);
902 vm_angles_2_matrix(&endlevel_camera->orient,&camera_cur_angles);
905 d = vm_vec_dist_quick(&ConsoleObject->pos,&endlevel_camera->pos);
907 speed_scale = fixdiv(d,i2f(0x20));
910 get_angs_to_object(&player_dest_angles,&station_pos,&ConsoleObject->pos);
911 chase_angles(&player_angles,&player_dest_angles);
912 vm_angles_2_matrix(&ConsoleObject->orient,&player_angles);
914 vm_vec_scale_add2(&ConsoleObject->pos,&ConsoleObject->orient.fvec,fixmul(FrameTime,cur_fly_speed));
916 vm_vec_scale_add2(&endlevel_camera->pos,&endlevel_camera->orient.fvec,fixmul(FrameTime,fixmul(speed_scale,cur_fly_speed)));
918 if (vm_vec_dist(&ConsoleObject->pos,&station_pos) < i2f(10))
919 stop_endlevel_sequence();
925 #endif //ifdef SHORT_SEQUENCE
933 //find which side to fly out of
934 int find_exit_side(object *obj)
937 vms_vector prefvec,segcenter,sidevec;
940 segment *pseg = &Segments[obj->segnum];
944 vm_vec_normalized_dir_quick(&prefvec,&obj->pos,&obj->last_pos);
946 compute_segment_center(&segcenter,pseg);
949 for (i=MAX_SIDES_PER_SEGMENT;--i >= 0;) {
952 if (pseg->children[i]!=-1) {
954 compute_center_point_on_side(&sidevec,pseg,i);
955 vm_vec_normalized_dir_quick(&sidevec,&sidevec,&segcenter);
956 d = vm_vec_dotprod(&sidevec,&prefvec);
958 if (labs(d) < MIN_D) d=0;
960 if (d > best_val) {best_val=d; best_side=i;}
965 Assert(best_side!=-1);
970 extern fix Render_zoom; //the player's zoom factor
972 extern vms_vector Viewer_eye; //valid during render
974 void draw_exit_model()
976 vms_vector model_pos;
979 vm_vec_scale_add(&model_pos,&mine_exit_point,&mine_exit_orient.fvec,i2f(f));
980 vm_vec_scale_add2(&model_pos,&mine_exit_orient.uvec,i2f(u));
982 draw_polygon_model(&model_pos,&mine_exit_orient,NULL,(mine_destroyed)?destroyed_exit_modelnum:exit_modelnum,0,f1_0,NULL,NULL);
986 int exit_point_bmx,exit_point_bmy;
988 fix satellite_size = i2f(400);
990 #define SATELLITE_DIST i2f(1024)
991 #define SATELLITE_WIDTH satellite_size
992 #define SATELLITE_HEIGHT ((satellite_size*9)/4) //((satellite_size*5)/2)
994 void render_external_scene(fix eye_offset)
997 Viewer_eye = Viewer->pos;
1000 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1002 g3_set_view_matrix(&Viewer->pos,&Viewer->orient,Render_zoom);
1004 //g3_draw_horizon(BM_XRGB(0,0,0),BM_XRGB(16,16,16)); //,-1);
1005 gr_clear_canvas(BM_XRGB(0,0,0));
1007 g3_start_instance_matrix(&vmd_zero_vector,&surface_orient);
1014 g3s_point p,top_pnt;
1016 g3_rotate_point(&p,&satellite_pos);
1017 g3_rotate_delta_vec(&delta,&satellite_upvec);
1019 g3_add_delta_vec(&top_pnt,&p,&delta);
1021 if (! (p.p3_codes & CC_BEHIND)) {
1022 int save_im = Interpolation_method;
1023 //p.p3_flags &= ~PF_PROJECTED;
1024 //g3_project_point(&p);
1025 if (! (p.p3_flags & PF_OVERFLOW)) {
1026 Interpolation_method = 0;
1027 //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1028 g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1029 Interpolation_method = save_im;
1034 #ifdef STATION_ENABLED
1035 draw_polygon_model(&station_pos,&vmd_identity_matrix,NULL,station_modelnum,0,f1_0,NULL,NULL);
1038 render_terrain(&mine_ground_exit_point,exit_point_bmx,exit_point_bmy);
1041 if (ext_expl_playing)
1042 draw_fireball(&external_explosion);
1045 render_object(ConsoleObject);
1049 #define MAX_STARS 500
1051 vms_vector stars[MAX_STARS];
1053 void generate_starfield()
1057 for (i=0;i<MAX_STARS;i++) {
1059 stars[i].x = (d_rand() - RAND_MAX/2) << 14;
1060 stars[i].z = (d_rand() - RAND_MAX/2) << 14;
1061 stars[i].y = (d_rand()/2) << 14;
1072 for (i=0;i<MAX_STARS;i++) {
1075 gr_setcolor(BM_XRGB(intensity,intensity,intensity));
1079 //g3_rotate_point(&p,&stars[i]);
1080 g3_rotate_delta_vec(&p.p3_vec,&stars[i]);
1083 if (p.p3_codes == 0) {
1085 p.p3_flags &= ~PF_PROJECTED;
1087 g3_project_point(&p);
1089 gr_pixel(f2i(p.p3_sx),f2i(p.p3_sy));
1094 //@@ vms_vector delta;
1095 //@@ g3s_point top_pnt;
1097 //@@ g3_rotate_point(&p,&satellite_pos);
1098 //@@ g3_rotate_delta_vec(&delta,&satellite_upvec);
1100 //@@ g3_add_delta_vec(&top_pnt,&p,&delta);
1102 //@@ if (! (p.p3_codes & CC_BEHIND)) {
1103 //@@ int save_im = Interpolation_method;
1104 //@@ Interpolation_method = 0;
1105 //@@ //p.p3_flags &= ~PF_PROJECTED;
1106 //@@ g3_project_point(&p);
1107 //@@ if (! (p.p3_flags & PF_OVERFLOW))
1108 //@@ //gr_bitmapm(f2i(p.p3_sx)-32,f2i(p.p3_sy)-32,satellite_bitmap);
1109 //@@ g3_draw_rod_tmap(satellite_bitmap,&p,SATELLITE_WIDTH,&top_pnt,SATELLITE_WIDTH,f1_0);
1110 //@@ Interpolation_method = save_im;
1116 void endlevel_render_mine(fix eye_offset)
1120 Viewer_eye = Viewer->pos;
1122 if (Viewer->type == OBJ_PLAYER )
1123 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.fvec,(Viewer->size*3)/4);
1126 vm_vec_scale_add2(&Viewer_eye,&Viewer->orient.rvec,eye_offset);
1129 if (Function_mode==FMODE_EDITOR)
1130 Viewer_eye = Viewer->pos;
1133 if (Endlevel_sequence >= EL_OUTSIDE) {
1135 start_seg_num = exit_segnum;
1138 start_seg_num = find_point_seg(&Viewer_eye,Viewer->segnum);
1140 if (start_seg_num==-1)
1141 start_seg_num = Viewer->segnum;
1144 if (Endlevel_sequence == EL_LOOKBACK) {
1145 vms_matrix headm,viewm;
1146 vms_angvec angles = {0,0,0x7fff};
1148 vm_angles_2_matrix(&headm,&angles);
1149 vm_matrix_x_matrix(&viewm,&Viewer->orient,&headm);
1150 g3_set_view_matrix(&Viewer_eye,&viewm,Render_zoom);
1153 g3_set_view_matrix(&Viewer_eye,&Viewer->orient,Render_zoom);
1155 render_mine(start_seg_num,eye_offset, 0);
1158 void render_endlevel_frame(fix eye_offset)
1163 if (Endlevel_sequence < EL_OUTSIDE)
1164 endlevel_render_mine(eye_offset);
1166 render_external_scene(eye_offset);
1173 ///////////////////////// copy of flythrough code for endlevel
1176 #define MAX_FLY_OBJECTS 2
1178 flythrough_data fly_objects[MAX_FLY_OBJECTS];
1180 flythrough_data *flydata;
1182 int matt_find_connect_side(int seg0,int seg1);
1184 void compute_segment_center(vms_vector *vp,segment *sp);
1186 fixang delta_ang(fixang a,fixang b);
1187 fixang interp_angle(fixang dest,fixang src,fixang step);
1189 #define DEFAULT_SPEED i2f(16)
1193 //if speed is zero, use default speed
1194 void start_endlevel_flythrough(int n,object *obj,fix speed)
1196 flydata = &fly_objects[n];
1200 flydata->first_time = 1;
1202 flydata->speed = speed?speed:DEFAULT_SPEED;
1204 flydata->offset_frac = 0;
1207 static vms_angvec *angvec_add2_scale(vms_angvec *dest,vms_vector *src,fix s)
1209 dest->p += fixmul(src->x,s);
1210 dest->b += fixmul(src->z,s);
1211 dest->h += fixmul(src->y,s);
1216 #define MAX_ANGSTEP 0x4000 //max turn per second
1218 #define MAX_SLIDE_PER_SEGMENT 0x10000
1220 void do_endlevel_flythrough(int n)
1226 flydata = &fly_objects[n];
1229 old_player_seg = obj->segnum;
1231 //move the player for this frame
1233 if (!flydata->first_time) {
1235 vm_vec_scale_add2(&obj->pos,&flydata->step,FrameTime);
1236 angvec_add2_scale(&flydata->angles,&flydata->angstep,FrameTime);
1238 vm_angles_2_matrix(&obj->orient,&flydata->angles);
1241 //check new player seg
1243 update_object_seg(obj);
1244 pseg = &Segments[obj->segnum];
1246 if (flydata->first_time || obj->segnum != old_player_seg) { //moved into new seg
1247 vms_vector curcenter,nextcenter;
1248 fix step_size,seg_time;
1249 short entry_side,exit_side = -1;//what sides we entry and leave through
1250 vms_vector dest_point; //where we are heading (center of exit_side)
1251 vms_angvec dest_angles; //where we want to be pointing
1252 vms_matrix dest_orient;
1257 //find new exit side
1259 if (!flydata->first_time) {
1261 entry_side = matt_find_connect_side(obj->segnum,old_player_seg);
1262 exit_side = Side_opposite[entry_side];
1265 if (flydata->first_time || entry_side==-1 || pseg->children[exit_side]==-1)
1266 exit_side = find_exit_side(obj);
1268 { //find closest side to align to
1269 fix d,largest_d=-f1_0;
1275 get_side_normal(pseg, i, 0, &v1 );
1276 d = vm_vec_dot(&v1,&flydata->obj->orient.uvec);
1278 d = vm_vec_dot(&pseg->sides[i].normals[0],&flydata->obj->orient.uvec);
1280 if (d > largest_d) {largest_d = d; up_side=i;}
1285 //update target point & angles
1287 compute_center_point_on_side(&dest_point,pseg,exit_side);
1289 //update target point and movement points
1291 //offset object sideways
1292 if (flydata->offset_frac) {
1298 if (i!=entry_side && i!=exit_side && i!=up_side && i!=Side_opposite[up_side])
1306 compute_center_point_on_side(&s0p,pseg,s0);
1307 compute_center_point_on_side(&s1p,pseg,s1);
1308 dist = fixmul(vm_vec_dist(&s0p,&s1p),flydata->offset_frac);
1310 if (dist-flydata->offset_dist > MAX_SLIDE_PER_SEGMENT)
1311 dist = flydata->offset_dist + MAX_SLIDE_PER_SEGMENT;
1313 flydata->offset_dist = dist;
1315 vm_vec_scale_add2(&dest_point,&obj->orient.rvec,dist);
1319 vm_vec_sub(&flydata->step,&dest_point,&obj->pos);
1320 step_size = vm_vec_normalize_quick(&flydata->step);
1321 vm_vec_scale(&flydata->step,flydata->speed);
1323 compute_segment_center(&curcenter,pseg);
1324 compute_segment_center(&nextcenter,&Segments[pseg->children[exit_side]]);
1325 vm_vec_sub(&flydata->headvec,&nextcenter,&curcenter);
1330 get_side_normal(pseg, up_side, 0, &_v1 );
1331 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&_v1,NULL);
1334 vm_vector_2_matrix(&dest_orient,&flydata->headvec,&pseg->sides[up_side].normals[0],NULL);
1336 vm_extract_angles_matrix(&dest_angles,&dest_orient);
1338 if (flydata->first_time)
1339 vm_extract_angles_matrix(&flydata->angles,&obj->orient);
1341 seg_time = fixdiv(step_size,flydata->speed); //how long through seg
1344 flydata->angstep.x = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.p,dest_angles.p),seg_time)));
1345 flydata->angstep.z = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.b,dest_angles.b),seg_time)));
1346 flydata->angstep.y = max(-MAX_ANGSTEP,min(MAX_ANGSTEP,fixdiv(delta_ang(flydata->angles.h,dest_angles.h),seg_time)));
1350 flydata->angles = dest_angles;
1351 flydata->angstep.x = flydata->angstep.y = flydata->angstep.z = 0;
1355 flydata->first_time=0;
1359 #define ROT_SPEED 8 //rate of rotation while key held down
1360 #define VEL_SPEED (15) //rate of acceleration while key held down
1362 extern short old_joy_x,old_joy_y; //position last time around
1367 #ifdef SLEW_ON //this is a special routine for slewing around external scene
1368 int _do_slew_movement(object *obj, int check_keys, int check_joy )
1371 vms_vector svel, movement; //scaled velocity (per this frame)
1372 vms_matrix rotmat,new_pm;
1373 int joy_x,joy_y,btns;
1374 int joyx_moved,joyy_moved;
1377 if (keyd_pressed[KEY_PAD5])
1378 vm_vec_zero(&obj->phys_info.velocity);
1381 obj->phys_info.velocity.x += VEL_SPEED * (key_down_time(KEY_PAD9) - key_down_time(KEY_PAD7));
1382 obj->phys_info.velocity.y += VEL_SPEED * (key_down_time(KEY_PADMINUS) - key_down_time(KEY_PADPLUS));
1383 obj->phys_info.velocity.z += VEL_SPEED * (key_down_time(KEY_PAD8) - key_down_time(KEY_PAD2));
1385 rotang.pitch = (key_down_time(KEY_LBRACKET) - key_down_time(KEY_RBRACKET))/ROT_SPEED;
1386 rotang.bank = (key_down_time(KEY_PAD1) - key_down_time(KEY_PAD3))/ROT_SPEED;
1387 rotang.head = (key_down_time(KEY_PAD6) - key_down_time(KEY_PAD4))/ROT_SPEED;
1390 rotang.pitch = rotang.bank = rotang.head = 0;
1392 //check for joystick movement
1394 if (check_joy && joy_present) {
1395 joy_get_pos(&joy_x,&joy_y);
1396 btns=joy_get_btns();
1398 joyx_moved = (abs(joy_x - old_joy_x)>JOY_NULL);
1399 joyy_moved = (abs(joy_y - old_joy_y)>JOY_NULL);
1401 if (abs(joy_x) < JOY_NULL) joy_x = 0;
1402 if (abs(joy_y) < JOY_NULL) joy_y = 0;
1405 if (!rotang.pitch) rotang.pitch = fixmul(-joy_y * 512,FrameTime); else;
1407 if (joyy_moved) obj->phys_info.velocity.z = -joy_y * 8192;
1409 if (!rotang.head) rotang.head = fixmul(joy_x * 512,FrameTime);
1411 if (joyx_moved) old_joy_x = joy_x;
1412 if (joyy_moved) old_joy_y = joy_y;
1415 moved = rotang.pitch | rotang.bank | rotang.head;
1417 vm_angles_2_matrix(&rotmat,&rotang);
1418 vm_matrix_x_matrix(&new_pm,&obj->orient,&rotmat);
1419 obj->orient = new_pm;
1420 vm_transpose_matrix(&new_pm); //make those columns rows
1422 moved |= obj->phys_info.velocity.x | obj->phys_info.velocity.y | obj->phys_info.velocity.z;
1424 svel = obj->phys_info.velocity;
1425 vm_vec_scale(&svel,FrameTime); //movement in this frame
1426 vm_vec_rotate(&movement,&svel,&new_pm);
1428 vm_vec_add2(&obj->pos,&movement);
1430 moved |= (movement.x || movement.y || movement.z);
1439 #define STATION_DIST i2f(1024)
1441 int convert_ext( char *dest, char *ext )
1445 t = strchr(dest,'.');
1447 if (t && (t-dest <= 8)) {
1457 //called for each level to load & setup the exit sequence
1458 void load_endlevel_data(int level_num)
1461 char line[LINE_LEN],*p;
1463 int var,segnum,sidenum;
1465 int have_binary = 0;
1467 endlevel_data_loaded = 0; //not loaded yet
1472 if (level_num<0) //secret level
1473 strcpy(filename,Secret_level_names[-level_num-1]);
1475 strcpy(filename,Level_names[level_num-1]);
1477 if (!convert_ext(filename,"END"))
1478 Error("Error converting filename <%s> for endlevel data\n",filename);
1480 ifile = cfopen(filename,"rb");
1484 convert_ext(filename,"txb");
1486 ifile = cfopen(filename,"rb");
1490 con_printf(CON_DEBUG, "Cannot load file text of binary version of <%s>\n",filename);
1502 //ok...this parser is pretty simple. It ignores comments, but
1503 //everything else must be in the right place
1507 while (cfgets(line,LINE_LEN,ifile)) {
1510 for (i = 0; i < strlen(line); i++) {
1511 encode_rotate_left(&(line[i]));
1512 line[i] = line[i] ^ BITMAP_TBL_XOR;
1513 encode_rotate_left(&(line[i]));
1518 if ((p=strchr(line,';'))!=NULL)
1519 *p = 0; //cut off comment
1521 for (p=line+strlen(line)-1;p>line && isspace(*p);*p--=0);
1522 for (p=line;isspace(*p);p++);
1524 if (!*p) //empty line
1529 case 0: { //ground terrain
1533 if (terrain_bm_instance.bm_data)
1534 d_free(terrain_bm_instance.bm_data);
1536 Assert(terrain_bm_instance.bm_data == NULL);
1538 iff_error = iff_read_bitmap(p,&terrain_bm_instance,BM_LINEAR,pal);
1539 if (iff_error != IFF_NO_ERROR) {
1540 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1541 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1544 terrain_bitmap = &terrain_bm_instance;
1546 gr_remap_bitmap_good( terrain_bitmap, pal, iff_transparent_color, -1);
1551 case 1: //height map
1559 sscanf(p,"%d,%d",&exit_point_bmx,&exit_point_bmy);
1562 case 3: //exit heading
1564 exit_angles.h = i2f(atoi(p))/360;
1567 case 4: { //planet bitmap
1571 if (satellite_bm_instance.bm_data)
1572 d_free(satellite_bm_instance.bm_data);
1574 iff_error = iff_read_bitmap(p,&satellite_bm_instance,BM_LINEAR,pal);
1575 if (iff_error != IFF_NO_ERROR) {
1576 mprintf((1, "File %s - IFF error: %s",p,iff_errormsg(iff_error)));
1577 Error("File %s - IFF error: %s",p,iff_errormsg(iff_error));
1580 satellite_bitmap = &satellite_bm_instance;
1581 gr_remap_bitmap_good( satellite_bitmap, pal, iff_transparent_color, -1);
1587 case 7: { //station pos
1592 sscanf(p,"%d,%d",&head,&pitch);
1594 ta.h = i2f(head)/360;
1595 ta.p = -i2f(pitch)/360;
1598 vm_angles_2_matrix(&tm,&ta);
1601 satellite_pos = tm.fvec;
1602 //vm_vec_copy_scale(&satellite_pos,&tm.fvec,SATELLITE_DIST);
1604 station_pos = tm.fvec;
1609 case 6: //planet size
1610 satellite_size = i2f(atoi(p));
1618 Assert(var == NUM_VARS);
1621 // OK, now the data is loaded. Initialize everything
1623 //find the exit sequence by searching all segments for a side with
1626 for (segnum=0,exit_segnum=-1;exit_segnum==-1 && segnum<=Highest_segment_index;segnum++)
1627 for (sidenum=0;sidenum<6;sidenum++)
1628 if (Segments[segnum].children[sidenum] == -2) {
1629 exit_segnum = segnum;
1630 exit_side = sidenum;
1634 Assert(exit_segnum!=-1);
1636 compute_segment_center(&mine_exit_point,&Segments[exit_segnum]);
1637 extract_orient_from_segment(&mine_exit_orient,&Segments[exit_segnum]);
1638 compute_center_point_on_side(&mine_side_exit_point,&Segments[exit_segnum],exit_side);
1640 vm_vec_scale_add(&mine_ground_exit_point,&mine_exit_point,&mine_exit_orient.uvec,-i2f(20));
1642 //compute orientation of surface
1645 vms_matrix exit_orient,tm;
1647 vm_angles_2_matrix(&exit_orient,&exit_angles);
1648 vm_transpose_matrix(&exit_orient);
1649 vm_matrix_x_matrix(&surface_orient,&mine_exit_orient,&exit_orient);
1651 vm_copy_transpose_matrix(&tm,&surface_orient);
1652 vm_vec_rotate(&tv,&station_pos,&tm);
1653 vm_vec_scale_add(&station_pos,&mine_exit_point,&tv,STATION_DIST);
1655 vm_vec_rotate(&tv,&satellite_pos,&tm);
1656 vm_vec_scale_add(&satellite_pos,&mine_exit_point,&tv,SATELLITE_DIST);
1658 vm_vector_2_matrix(&tm,&tv,&surface_orient.uvec,NULL);
1659 vm_vec_copy_scale(&satellite_upvec,&tm.uvec,SATELLITE_HEIGHT);
1666 endlevel_data_loaded = 1;