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when tossing keys after gibbing, use a minimum angle of 45 degrees upwards so they...
[divverent/nexuiz.git] / data / qcsrc / server / keyhunt.qc
1 string STR_ITEM_KH_KEY = "item_kh_key";
2 #define FOR_EACH_KH_KEY(v) for(v = world; (v = find(v, classname, STR_ITEM_KH_KEY)); )
3
4 typedef void(void) kh_Think_t;
5 var kh_Think_t kh_Controller_Thinkfunc;
6 string kh_Controller_Waitmsg;
7
8 float kh_Team_ByID(float t)
9 {
10         if(t == 0) return COLOR_TEAM1;
11         if(t == 1) return COLOR_TEAM2;
12         if(t == 2) return COLOR_TEAM3;
13         if(t == 3) return COLOR_TEAM4;
14         return 0;
15 }
16
17 entity kh_controller;
18 float kh_tracking_enabled;
19 float kh_teams;
20 float kh_interferemsg_time, kh_interferemsg_team;
21 .entity kh_next, kh_prev; // linked list
22 .float kh_droptime;
23
24 string kh_sound_capture = "sound/ctf/capture.wav";
25 string kh_sound_destroy = "sound/ctf/return.wav";
26 string kh_sound_drop = "sound/misc/mouseclick.wav";
27 string kh_sound_collect = "sound/ctf/take.wav";
28
29 float kh_sprite_dropped, kh_sprite_finish, kh_sprite_red, kh_sprite_blue, kh_sprite_pink, kh_sprite_yellow, kh_sprite_friend;
30
31 float kh_GetCarrierSprite(float t, float e)
32 {
33         if(t == e)           return kh_sprite_friend;
34         if(t == COLOR_TEAM1) return kh_sprite_red;
35         if(t == COLOR_TEAM2) return kh_sprite_blue;
36         if(t == COLOR_TEAM3) return kh_sprite_yellow;
37         if(t == COLOR_TEAM4) return kh_sprite_pink;
38         return 0;
39 }
40
41 void kh_Controller_SetThink(float t, string msg, kh_Think_t func)
42 {
43         kh_Controller_Thinkfunc = func;
44         kh_controller.cnt = t;
45         if(kh_Controller_Waitmsg != "")
46                 strunzone(kh_Controller_Waitmsg);
47         if(msg == "")
48                 kh_Controller_Waitmsg = "";
49         else
50                 kh_Controller_Waitmsg = strzone(msg);
51         if(t == 0)
52                 kh_controller.nextthink = time; // force
53 }
54
55 void kh_Controller_Think()
56 {
57         entity e;
58         if(intermission_running)
59                 return;
60         if(self.cnt > 0)
61         {
62                 if(kh_Controller_Waitmsg != "")
63                 {
64                         string s;
65                         if(substring(kh_Controller_Waitmsg, strlen(kh_Controller_Waitmsg)-1, 1) == " ")
66                                 s = strcat(kh_Controller_Waitmsg, ftos(self.cnt));
67                         else
68                                 s = kh_Controller_Waitmsg;
69
70                         dprint(s, "\n");
71
72                         FOR_EACH_PLAYER(e)
73                                 if(clienttype(e) == CLIENTTYPE_REAL)
74                                         centerprint_atprio(e, CENTERPRIO_SPAM, s);
75                 }
76                 self.cnt -= 1;
77         }
78         else if(self.cnt == 0)
79         {
80                 self.cnt -= 1;
81                 kh_Controller_Thinkfunc();
82         }
83         self.nextthink = time + 1;
84 }
85
86 void kh_Log()
87 {
88         string s;
89         if(!cvar("sv_eventlog"))
90                 return;
91         // TODO ...
92         GameLogEcho(s, FALSE);
93 }
94
95 // frags f: take from cvar * f
96 // frags 0: no frags
97 void kh_Scores_Event(entity player, entity key, string what, float frags_player, float frags_owner)
98 {
99         float basefrags;
100         basefrags = cvar(strcat("g_balance_keyhunt_score_", what));
101
102         if(frags_player)
103                 player.frags = player.frags + floor(0.5 + basefrags * frags_player);
104         if(frags_owner)
105                 key.owner.frags = key.owner.frags + floor(0.5 + basefrags * frags_owner);
106 }
107
108 void kh_Key_Attach(entity key)
109 {
110         setattachment(key, key.owner, "");
111         setorigin(key, '0 0 -15'); // x/y fixed later in think, z has to be -15 to make the key fit even in the crouchbox
112         key.angles = key.angles - '0 1 0' * key.owner.angles_y;
113         key.flags = 0;
114         key.solid = SOLID_NOT;
115         key.movetype = MOVETYPE_NONE;
116         key.team = key.owner.team;
117         key.nextthink = time;
118         key.damageforcescale = 0;
119 }
120
121 vector kh_AttachedOrigin(entity e)
122 {
123         if(e.tag_entity)
124         {
125                 makevectors(e.tag_entity.angles);
126                 return e.tag_entity.origin + e.origin_x * v_forward - e.origin_y * v_right + e.origin_z * v_up;
127         }
128         else
129                 return e.origin;
130 }
131
132 void kh_Key_Detach(entity key)
133 {
134         setorigin(key, key.owner.origin + key.origin_z * '0 0 1');
135         setattachment(key, world, "");
136         key.angles_y = key.owner.angles_y;
137         key.aiment = world;
138         key.flags = FL_ITEM;
139         key.solid = SOLID_TRIGGER;
140         key.movetype = MOVETYPE_TOSS;
141         key.pain_finished = time + cvar("g_balance_keyhunt_delay_return");
142         key.damageforcescale = cvar("g_balance_keyhunt_damageforcescale");
143         // let key.team stay
144 }
145
146 void kh_Key_AssignTo(entity key, entity player)
147 {
148         if(key.owner == player)
149                 return;
150
151         if(key.owner)
152         {
153                 kh_Key_Detach(key);
154
155                 // remove from linked list
156                 if(key.kh_next)
157                         key.kh_next.kh_prev = key.kh_prev;
158                 key.kh_prev.kh_next = key.kh_next;
159                 key.kh_next = world;
160                 key.kh_prev = world;
161
162                 if(key.owner.kh_next == world)
163                 {
164                         // No longer a key carrier
165                         WaypointSprite_DetachCarrier(key.owner);
166                 }
167         }
168
169         key.owner = player;
170
171         if(player)
172         {
173                 // insert into linked list
174                 key.kh_next = player.kh_next;
175                 key.kh_prev = player;
176                 player.kh_next = key;
177                 if(key.kh_next)
178                         key.kh_next.kh_prev = key;
179
180                 kh_Key_Attach(key);
181
182                 if(key.kh_next == world)
183                 {
184                         // player is now a key carrier
185                         WaypointSprite_AttachCarrier("", player);
186                         player.waypointsprite_attachedforcarrier.waypointsprite_for_player = kh_KeyCarrier_waypointsprite_for_player;
187                         player.waypointsprite_attachedforcarrier.team = player.team;
188                 }
189         }
190
191         key.pusher = world;
192 }
193
194 void kh_Key_Damage(entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector force)
195 {
196         if(self.owner)
197                 return;
198         if(vlen(force) <= 0)
199                 return;
200         if(time > self.pushltime)
201                 if(attacker.classname == "player")
202                         self.team = attacker.team;
203 }
204
205 void kh_Key_Spawn(entity initial_owner, float angle)
206 {
207         entity key;
208         key = spawn();
209         key.classname = STR_ITEM_KH_KEY;
210         key.touch = kh_Key_Touch;
211         key.think = kh_Key_Think;
212         key.nextthink = time;
213         key.items = IT_KEY1 | IT_KEY2;
214         key.cnt = angle;
215         key.angles = '0 360 0' * random();
216         key.event_damage = kh_Key_Damage;
217         setmodel(key, "models/keyhunt/key3.md3");
218         setsize(key, '-8 -8 -8', '8 8 40');
219
220         switch(initial_owner.team)
221         {
222                 case COLOR_TEAM1:
223                         key.netname = "^1red key";
224                         key.colormod = '1.73 0.10 0.10';
225                         break;
226                 case COLOR_TEAM2:
227                         key.netname = "^4blue key";
228                         key.colormod = '0.10 0.10 1.73';
229                         break;
230                 case COLOR_TEAM3:
231                         key.netname = "^3yellow key";
232                         key.colormod = '1.22 1.22 0.10';
233                         break;
234                 case COLOR_TEAM4:
235                         key.netname = "^6pink key";
236                         key.colormod = '1.22 0.10 1.22';
237                         break;
238                 default:
239                         key.netname = "NETGIER key";
240                         key.colormod = '1.00 1.00 1.00';
241                         break;
242         }
243
244         sprint(initial_owner, strcat("You got the ^2", key.netname, "\n"));
245
246         WaypointSprite_AttachCarrier("", key);
247         key.waypointsprite_attachedforcarrier.waypointsprite_for_player = kh_Key_waypointsprite_for_player;
248
249         kh_Key_AssignTo(key, initial_owner);
250 }
251
252 void kh_Key_Remove(entity key)
253 {
254         entity o;
255         o = key.owner;
256         kh_Key_AssignTo(key, world);
257         if(o) // it was attached
258                 WaypointSprite_Kill(key.waypointsprite_attachedforcarrier);
259         else // it was dropped
260                 WaypointSprite_DetachCarrier(key);
261
262         remove(key);
263 }
264
265 // -1 when no team completely owns all keys yet
266 float kh_Key_AllOwnedByWhichTeam()
267 {
268         entity key;
269         float teem;
270
271         teem = -1;
272         FOR_EACH_KH_KEY(key)
273         {
274                 if(!key.owner)
275                         return -1;
276                 if(teem == -1)
277                         teem = key.team;
278                 else if(teem != key.team)
279                         return -1;
280         }
281         return teem;
282 }
283
284 void kh_Key_Collect(entity key, entity player)
285 {
286         sound(key, CHAN_AUTO, kh_sound_collect, 1, ATTN_NORM);
287
288         kh_Scores_Event(player, key, "collect", 1, 0);
289         bprint(player.netname, "^7 collected the ", key.netname, "\n");
290         kh_Key_AssignTo(key, player);
291
292         if(kh_Key_AllOwnedByWhichTeam() != -1)
293         {
294                 kh_interferemsg_time = time + 0.2;
295                 kh_interferemsg_team = player.team;
296         }
297 }
298
299 void kh_Key_DropAll(entity player)
300 {
301         entity key;
302         entity mypusher;
303         if(player.kh_next)
304         {
305                 mypusher = world;
306                 if(player.pusher)
307                         if(time < player.pushltime)
308                                 mypusher = player.pusher;
309                 while((key = player.kh_next))
310                 {
311                         kh_Scores_Event(player, key, "losekey", 0, 0);
312                         bprint(player.netname, "^7 lost the ", key.netname, "\n");
313                         kh_Key_AssignTo(key, world);
314                         makevectors('-1 0 0' * (45 + 45 * random()) + '0 360 0' * random());
315                         key.velocity = W_CalculateProjectileVelocity(player.velocity, cvar("g_balance_keyhunt_dropvelocity") * v_forward);
316                         key.pusher = mypusher;
317                         key.pushltime = time + cvar("g_balance_keyhunt_protecttime");
318                 }
319                 sound(player, CHAN_AUTO, kh_sound_drop, 1, ATTN_NORM);
320         }
321 }
322
323 void kh_Key_Touch()
324 {
325         if(self.owner) // already carried
326                 return;
327         if(other.classname != "player")
328                 return;
329         if(other.deadflag != DEAD_NO)
330                 return;
331         if(other == self.enemy)
332                 if(time < self.kh_droptime + cvar("g_balance_keyhunt_delay_collect"))
333                         return; // you just dropped it!
334         kh_Key_Collect(self, other);
335 }
336
337 void kh_Key_Think()
338 {
339         entity head;
340
341         self.angles_y = math_mod(self.angles_y + 0.05 * 135, 360);
342
343         if(self.owner)
344         {
345                 makevectors('0 1 0' * (self.cnt + math_mod(time, 360) * 45));
346                 setorigin(self, v_forward * 24 + '0 0 1' * self.origin_z);
347
348                 if(self.owner.buttonuse)
349                 if(time >= self.owner.kh_droptime + cvar("g_balance_keyhunt_delay_drop"))
350                 {
351                         self.owner.kh_droptime = time;
352                         self.kh_droptime = time; // prevent collecting this one for some time
353                         self.enemy = self.owner;
354                         self.pusher = world;
355                         kh_Scores_Event(self.owner, self, "dropkey", 0, 0);
356                         bprint(self.owner.netname, "^7 dropped the ", self.netname, "\n");
357                         sound(self.owner, CHAN_AUTO, kh_sound_drop, 1, ATTN_NORM);
358                         makevectors(self.owner.v_angle);
359                         self.velocity = W_CalculateProjectileVelocity(self.owner.velocity, cvar("g_balance_keyhunt_throwvelocity") * v_forward);
360                         kh_Key_AssignTo(self, world);
361                         self.pushltime = time + cvar("g_balance_keyhunt_protecttime");
362                 }
363         }
364
365         // if in nodrop or time over, end the round
366         if(!self.owner)
367                 if(time > self.pain_finished)
368                         kh_LoserTeam(self.team, self);
369         
370         if(self.owner)
371         if(kh_Key_AllOwnedByWhichTeam() != -1)
372         {
373                 entity key;
374                 vector p;
375                 p = self.owner.origin;
376                 FOR_EACH_KH_KEY(key)
377                         if(vlen(key.owner.origin - p) > cvar("g_balance_keyhunt_maxdist"))
378                                 goto not_winning;
379                 kh_WinnerTeam(self.team);
380 :not_winning
381         }
382
383         if(kh_interferemsg_time && time > kh_interferemsg_time)
384         {
385                 kh_interferemsg_time = 0;
386                 FOR_EACH_PLAYER(head)
387                 {
388                         if(head.team == kh_interferemsg_team)
389                                 if(head.kh_next)
390                                         centerprint(head, "All keys are in your team's hands!\n\nMeet the other key carriers ^1NOW^7!\n");
391                                 else
392                                         centerprint(head, "All keys are in your team's hands!\n\nHelp the key carriers to meet!\n");
393                         else
394                                 centerprint(head, "All keys are in the enemy's hands!\n\nInterfere ^1NOW^7!\n");
395                 }
396         }
397
398         self.nextthink = time + 0.05;
399 }
400
401 void kh_WinnerTeam(float teem)
402 {
403         // all key carriers get some points
404         vector firstorigin, lastorigin;
405         float first;
406         entity key;
407         float score;
408         score = (kh_teams - 1) / kh_teams;
409         // twice the score for 3 team games, three times the score for 4 team games!
410         // note: for a win by destroying the key, this should NOT be applied
411         first = TRUE;
412         FOR_EACH_KH_KEY(key)
413         {
414                 kh_Scores_Event(key.owner, key, "capture", score, 0);
415                 if(key.owner.kh_next == key)
416                 {
417                         if(!first)
418                                 bprint("^7, ");
419                         bprint(key.owner.netname);
420                         first = FALSE;
421                 }
422         }
423
424         first = TRUE;
425         FOR_EACH_KH_KEY(key)
426         {
427                 vector thisorigin;
428
429                 thisorigin = kh_AttachedOrigin(key);
430
431                 if(!first)
432                         te_lightning2(world, lastorigin, thisorigin);
433                 lastorigin = thisorigin;
434                 if(first)
435                         firstorigin = thisorigin;
436                 first = FALSE;
437         }
438         if(kh_teams > 2)
439         {
440                 te_lightning2(world, lastorigin, firstorigin);
441         }
442
443         bprint("^7 captured the keys for the ", ColoredTeamName(teem), "\n");
444         sound(world, CHAN_AUTO, kh_sound_capture, 1, ATTN_NONE);
445         kh_FinishRound();
446 }
447
448 void kh_LoserTeam(float teem, entity lostkey)
449 {
450         entity player, key, attacker;
451         float players;
452         float keys;
453         float score;
454
455         attacker = world;
456         if(lostkey.pusher)
457                 if(lostkey.pusher.team != teem)
458                         if(lostkey.pusher.classname == "player")
459                                 attacker = lostkey.pusher;
460
461         players = keys = 0;
462
463         if(attacker)
464         {
465                 kh_Scores_Event(attacker, world, "push", 1, 0);
466                 centerprint(attacker, "Your push is the best!\n\n\n");
467                 bprint("The ", ColoredTeamName(teem), "^7 could not take care of the ", lostkey.netname, "\n");
468         }
469         else
470         {
471                 FOR_EACH_PLAYER(player)
472                         if(player.team != teem)
473                                 ++players;
474                 
475                 FOR_EACH_KH_KEY(key)
476                         if(key.owner && key.team != teem)
477                                 ++keys;
478
479                 score = 1.0 / max(1, keys * cvar("g_balance_keyhunt_score_destroyed_ownfactor") + players);
480
481                 FOR_EACH_PLAYER(player)
482                         if(player.team != teem)
483                                 kh_Scores_Event(player, world, "destroyed", score, 0);
484
485                 FOR_EACH_KH_KEY(key)
486                         if(key.owner && key.team != teem)
487                                 kh_Scores_Event(key.owner, world, "destroyed", score * cvar("g_balance_keyhunt_score_destroyed_ownfactor"), 0);
488
489                 bprint("The ", ColoredTeamName(teem), "^7 could not take care of the ", lostkey.netname, "\n");
490         }
491         sound(world, CHAN_AUTO, kh_sound_destroy, 1, ATTN_NONE);
492
493         kh_FinishRound();
494 }
495
496 void kh_FinishRound()
497 {
498         // prepare next round
499         kh_interferemsg_time = 0;
500         entity key;
501         FOR_EACH_KH_KEY(key)
502                 kh_Key_Remove(key);
503
504         kh_Controller_SetThink(cvar("g_balance_keyhunt_delay_round"), "Round starts in ", kh_StartRound);
505 }
506
507 float kh_EnoughPlayers()
508 {
509         float i, players, teem;
510         entity player;
511         
512         // find a random player per team
513         for(i = 0; i < kh_teams; ++i)
514         {
515                 teem = kh_Team_ByID(i);
516                 players = 0;
517                 FOR_EACH_PLAYER(player)
518                         if(player.deadflag == DEAD_NO)
519                                 if(player.team == teem)
520                                         ++players;
521                 if(players == 0)
522                         return FALSE;
523         }
524         return TRUE;
525 }
526
527 void kh_WaitForPlayers()
528 {
529         if(kh_EnoughPlayers())
530                 kh_Controller_SetThink(cvar("g_balance_keyhunt_delay_round"), "Round starts in ", kh_StartRound);
531         else
532                 kh_Controller_SetThink(1, "Waiting for players to join...", kh_WaitForPlayers);
533 }
534
535 void kh_StartRound()
536 {
537         float i, players, teem;
538         entity player;
539
540         if(!kh_EnoughPlayers())
541         {
542                 kh_Controller_SetThink(1, "Waiting for players to join...", kh_WaitForPlayers);
543                 return;
544         }
545
546         FOR_EACH_PLAYER(player)
547                 if(clienttype(player) == CLIENTTYPE_REAL)
548                         centerprint_expire(player, CENTERPRIO_SPAM);
549
550         for(i = 0; i < kh_teams; ++i)
551         {
552                 teem = kh_Team_ByID(i);
553                 players = 0;
554                 entity my_player;
555                 FOR_EACH_PLAYER(player)
556                         if(player.deadflag == DEAD_NO)
557                                 if(player.team == teem)
558                                 {
559                                         ++players;
560                                         if(random() * players <= 1)
561                                                 my_player = player;
562                                 }
563                 kh_Key_Spawn(my_player, 360 * i / kh_teams);
564         }
565
566         kh_tracking_enabled = FALSE;
567         kh_Controller_SetThink(cvar("g_balance_keyhunt_delay_tracking"), "Scanning frequency range...", kh_EnableTrackingDevice);
568 }
569
570 void kh_setstatus()
571 {
572         if(kh_teams)
573         {
574                 float kh_KEY;
575                 kh_KEY = (IT_RED_FLAG_TAKEN | IT_RED_FLAG_LOST | IT_BLUE_FLAG_TAKEN | IT_BLUE_FLAG_LOST); // the one impossible combination
576                 if(self.kh_next)
577                         self.items = self.items | kh_KEY;
578                 else
579                         self.items = self.items - (self.items & kh_KEY);
580         }
581 }
582
583 void kh_EnableTrackingDevice()
584 {
585         entity player;
586
587         FOR_EACH_PLAYER(player)
588                 if(clienttype(player) == CLIENTTYPE_REAL)
589                         centerprint_expire(player, CENTERPRIO_SPAM);
590
591         kh_tracking_enabled = TRUE;
592 }
593
594 float kh_Key_waypointsprite_for_player(entity e)
595 {
596         if(!kh_tracking_enabled)
597                 return 0;
598         if(!self.owner)
599                 return kh_sprite_dropped;
600         if(!self.owner.owner)
601                 return kh_sprite_dropped;
602         return 0; // draw only when key is not owned
603 }
604
605 float kh_KeyCarrier_waypointsprite_for_player(entity e)
606 {
607         if(e.classname != "player" || self.team != e.team)
608                 if(!kh_tracking_enabled)
609                         return 0;
610
611         // e is spectator? That's no team mate...
612         if(e.classname != "player")
613                 return kh_GetCarrierSprite(self.team, -1);
614         
615         // e is no key carrier: simple case...
616         if(!e.kh_next)
617                 return kh_GetCarrierSprite(self.team, e.team);
618         
619         // e is a key carrier: if any key is dropped or owned by another team, show
620         // the carrier sprite; otherwise show run here
621         if(kh_Key_AllOwnedByWhichTeam() == e.team)
622                 return kh_sprite_finish;
623
624         return kh_GetCarrierSprite(self.team, e.team);
625 }
626
627 float kh_HandleFrags(entity attacker, entity targ, float f)
628 {
629         float newfrags;
630
631         if(f <= 0)
632                 return f;
633         if(attacker == targ)
634                 return f;
635
636         if(targ.kh_next)
637                 f = f - 1 + cvar("g_balance_keyhunt_score_carrierfrag");
638
639         if(newfrags)
640                 f = f - 1 + newfrags;
641         return f;
642 }
643
644 void kh_init()
645 {
646         precache_sound(kh_sound_capture);
647         precache_sound(kh_sound_destroy);
648         precache_sound(kh_sound_drop);
649         precache_sound(kh_sound_collect);
650
651         precache_model("models/sprites/key-dropped.sp2");
652         precache_model("models/sprites/keycarrier-finish.sp2");
653         precache_model("models/sprites/keycarrier-friend.sp2");
654         precache_model("models/sprites/keycarrier-red.sp2");
655         precache_model("models/sprites/keycarrier-blue.sp2");
656         precache_model("models/sprites/keycarrier-yellow.sp2");
657         precache_model("models/sprites/keycarrier-pink.sp2");
658         precache_model("models/keyhunt/key3.md3");
659
660         // setup variables
661         kh_teams = cvar("g_keyhunt_teams_override");
662         if(kh_teams < 2)
663                 kh_teams = cvar("g_keyhunt_teams");
664         if(kh_teams < 2)
665                 kh_teams = 2;
666
667         // make a KH entity for controlling the game
668         kh_controller = spawn();
669         kh_controller.think = kh_Controller_Think;
670         kh_Controller_SetThink(0, "", kh_WaitForPlayers);
671
672         setmodel(kh_controller, "models/sprites/key-dropped.sp2");
673         kh_sprite_dropped = kh_controller.modelindex;
674         setmodel(kh_controller, "models/sprites/keycarrier-finish.sp2");
675         kh_sprite_finish = kh_controller.modelindex;
676         setmodel(kh_controller, "models/sprites/keycarrier-friend.sp2");
677         kh_sprite_friend = kh_controller.modelindex;
678         setmodel(kh_controller, "models/sprites/keycarrier-red.sp2");
679         kh_sprite_red = kh_controller.modelindex;
680         setmodel(kh_controller, "models/sprites/keycarrier-blue.sp2");
681         kh_sprite_blue = kh_controller.modelindex;
682         setmodel(kh_controller, "models/sprites/keycarrier-pink.sp2");
683         kh_sprite_pink = kh_controller.modelindex;
684         setmodel(kh_controller, "models/sprites/keycarrier-yellow.sp2");
685         kh_sprite_yellow = kh_controller.modelindex;
686         setmodel(kh_controller, "");
687 }
688
689 void kh_finalize()
690 {
691         // to be called before intermission
692         kh_FinishRound();
693         remove(kh_controller);
694         kh_controller = world;
695 }