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Small cleanups and comment changes
[voretournament/voretournament.git] / data / qcsrc / server / vore.qc
1 .float regurgitate_prepare;\r
2 .float system_delay, swallow_delay, digest_button_delay_time, regurgitate_button_delay_time;\r
3 .float complain_vore;\r
4 .float vore_oldmovetype, vore_oldsolid, vore_oldstomachload;\r
5 \r
6 const float system_delay_time = 0.1;\r
7 const float complain_delay_time = 1;\r
8 const float button_delay_time = 0.5;\r
9 const float steptime = 0.1;\r
10 \r
11 entity Swallow_player_check()\r
12 {\r
13         // check if we can swallow a player instead of firing our weapon\r
14 \r
15         vector w_shotorg, w_shotdir;\r
16         w_shotorg = self.origin + self.view_ofs;\r
17         w_shotdir = v_forward;\r
18 \r
19         WarpZone_traceline_antilag(self, w_shotorg, w_shotorg + w_shotdir * cvar("g_balance_vore_swallow_range"), FALSE, self, ANTILAG_LATENCY(self));\r
20         if(trace_fraction < 1)\r
21         if(trace_ent.classname == "player")\r
22                 return trace_ent;\r
23         return world;\r
24 }\r
25 \r
26 float Swallow_condition_check(entity prey)\r
27 {\r
28         // checks the necessary conditions for swallowing a player\r
29 \r
30         if(prey != self)\r
31         if(prey.classname == "player" && prey.predator.classname != "player" && prey.deadflag == DEAD_NO) // we can't swallow someone who's already in someone else's stomach\r
32         if(self.classname == "player" && self.predator.classname != "player" && self.deadflag == DEAD_NO) // we can't swallow players while inside someone's stomach ourselves\r
33         if(!self.BUTTON_REGURGITATE && self.swallow_delay < time)\r
34         if not(vlen(self.velocity) > cvar("g_balance_vore_regurgitate_speedcap"))\r
35         {\r
36                 if(teams_matter && prey.team == self.team && !cvar("g_vore_teamvore"))\r
37                 {\r
38                         if(time > self.complain_vore)\r
39                         {\r
40                                 play2(self, "misc/unavailable.wav");\r
41                                 sprint(self, "You cannot swallow your team mates\n");\r
42                                 self.complain_vore = time + complain_delay_time;\r
43                         }\r
44                         return FALSE;\r
45                 }\r
46 \r
47                 if(self.stomach_load >= cvar("g_balance_vore_swallow_limit"))\r
48                 {\r
49                         if(time > self.complain_vore)\r
50                         {\r
51                                 play2(self, "misc/unavailable.wav");\r
52                                 sprint(self, strcat("You cannot swallow more than ^2", cvar_string("g_balance_vore_swallow_limit"), "^7 players at a time\n"));\r
53                                 self.complain_vore = time + complain_delay_time;\r
54                         }\r
55                         return FALSE;\r
56                 }\r
57 \r
58                 if(cvar("g_vore_biggergut"))\r
59                 if(prey.stomach_load > self.stomach_load)\r
60                 {\r
61                         if(time > self.complain_vore)\r
62                         {\r
63                                 play2(self, "misc/unavailable.wav");\r
64                                 sprint(self, "You cannot swallow someone with a bigger stomach than yours\n");\r
65                                 self.complain_vore = time + complain_delay_time;\r
66                         }\r
67                         return FALSE;\r
68                 }\r
69 \r
70                 return TRUE;\r
71         }\r
72         return FALSE;\r
73 }\r
74 \r
75 float Vore_CanLeave()\r
76 {\r
77         if(self.predator.classname == "player")\r
78         {\r
79                 if(!cvar("g_vore_kick")) // you are defenseless in the stomach if you can't kick, so allow leaving\r
80                         return TRUE;\r
81                 if(teams_matter && self.team == self.predator.team)\r
82                         return TRUE;\r
83                 if(g_rpg && cvar("g_rpg_canleave"))\r
84                         return TRUE;\r
85         }\r
86         return FALSE;\r
87 }\r
88 \r
89 // make the camera smoothly lower itself when we get swallowed\r
90 // our aim is going from the normal view offset to half of the view offset (because half is the best positioning for the stomach model)\r
91 .float cameraeffect_current, cameraeffect_target;\r
92 void Vore_CameraEffect_Set(entity e)\r
93 {\r
94         e.cameraeffect_current = 1;\r
95         e.cameraeffect_target = 2;\r
96 }\r
97 void Vore_CameraEffect_Apply()\r
98 {\r
99         if(self.predator.classname != "player")\r
100                 return;\r
101 \r
102         if(self.cvar_cl_vore_cameraspeed)\r
103         {\r
104                 local float step;\r
105                 step = self.cvar_cl_vore_cameraspeed * frametime;\r
106 \r
107                 // not sure if these maths are good, as the effect should be smoother\r
108                 if(self.cameraeffect_current >= self.cameraeffect_target + step)\r
109                         self.cameraeffect_current -= step;\r
110                 else if(self.cameraeffect_current <= self.cameraeffect_target - step)\r
111                         self.cameraeffect_current += step;\r
112         }\r
113         else\r
114                 self.cameraeffect_current = self.cameraeffect_target;\r
115 \r
116         self.view_ofs_z = PL_VIEW_OFS_z / self.cameraeffect_current;\r
117 }\r
118 \r
119 .float gurgle_oldstomachload;\r
120 void Vore_Gurglesound()\r
121 {\r
122         if(time > self.gurglesound_finished || self.gurgle_oldstomachload != self.stomach_load)\r
123         {\r
124                 GlobalSound(self.playersound_gurgle, CHAN_TRIGGER, VOICETYPE_GURGLE);\r
125 \r
126                 self.gurglesound_finished = time + 11; // yes, hard coded sound length. I know it's bad but what can I do?\r
127                 self.gurgle_oldstomachload = self.stomach_load;\r
128         }\r
129 }\r
130 \r
131 void Vore_Weight_apply(entity e)\r
132 {\r
133         // apply stomach weight that makes you heavier the more you eat\r
134         // slowing the player is done in cl_physics.qc\r
135 \r
136         if(e.stomach_load != e.vore_oldstomachload)\r
137                 e.gravity += 1 + (e.stomach_load * cvar("g_balance_vore_weight_gravity") - e.vore_oldstomachload);\r
138         if(e.gravity == 0)\r
139                 e.gravity = 0.00001; // 0 becomes 1 for gravity, so do this to allow 0 gravity\r
140         e.vore_oldstomachload = e.stomach_load;\r
141 }\r
142 \r
143 .entity pusher;\r
144 .float pushltime;\r
145 void Vore_Swallow(entity e)\r
146 {\r
147         // this player is being swallowed by another player, apply the proper changes\r
148 \r
149         e.vore_oldmovetype = e.movetype;\r
150         e.vore_oldsolid = e.solid;\r
151 \r
152         e.predator = self;\r
153         setorigin(e, e.predator.origin);\r
154         e.velocity = '0 0 0';\r
155         e.movetype = MOVETYPE_FOLLOW;\r
156         e.solid = SOLID_NOT;\r
157         e.alpha = -1; // best way of hiding the eaten player\r
158         e.aiment = e.predator; // follow the predator, automatically unset when regurgitated\r
159 \r
160         // drop keys (KH) and flags (CTF) when we get swallowed\r
161         kh_Key_DropAll(e, FALSE);\r
162         if(e.flagcarried)\r
163                 DropFlag(e.flagcarried, world, e.predator);\r
164 \r
165         Vore_CameraEffect_Set(e);\r
166 \r
167         if(stov(cvar_string("g_vore_regurgitatecolor_release")))\r
168                 e.colormod = stov(cvar_string("g_vore_regurgitatecolor_release"));\r
169 \r
170         if(teams_matter && e.team == e.predator.team)\r
171         {\r
172                 centerprint(e, "^3You have been swallowed by a team mate, don't kick!");\r
173                 centerprint(e.predator, "^3You have swallowed a team mate, use caution!");\r
174         }\r
175 \r
176         PlayerSound(e.predator, playersound_swallow, CHAN_PAIN, VOICETYPE_PLAYERSOUND);\r
177         setanim(e.predator, e.predator.anim_pain1, FALSE, TRUE, TRUE); // looks good for swallowing / regurgitating\r
178         e.predator.punchangle_x -= e.predator.cvar_cl_vore_punchangle;\r
179         e.predator.stomach_load += 1;\r
180         e.predator.regurgitate_prepare = 0;\r
181         e.predator.spawnshieldtime = 0; // lose spawn shield when we vore\r
182         Vore_Weight_apply(e.predator);\r
183 \r
184         // block firing for a small amount of time, or we'll be firing the next frame after we swallow\r
185         e.predator.weapon_delay = time + button_delay_time;\r
186         e.predator.swallow_delay = time + cvar("g_balance_vore_swallow_delay");\r
187         e.system_delay = e.predator.system_delay = time + system_delay_time;\r
188 }\r
189 \r
190 void Vore_Regurgitate(entity e)\r
191 {\r
192         // this player is being regurgitated by their predator, apply the proper changes\r
193 \r
194         e.movetype = e.vore_oldmovetype;\r
195         if(e.health > 0) // leave SOLID_NOT for dead bodies\r
196                 e.solid = e.vore_oldsolid;\r
197         e.view_ofs_z = PL_VIEW_OFS_z;\r
198         e.alpha = default_player_alpha;\r
199 \r
200         // apply velocities\r
201         local vector oldforward, oldright, oldup;\r
202         oldforward = v_forward;\r
203         oldright = v_right;\r
204         oldup = v_up;\r
205         makevectors(e.predator.v_angle);\r
206         e.velocity = v_forward * cvar("g_balance_vore_regurgitate_force");\r
207         e.predator.velocity += -v_forward * cvar("g_balance_vore_regurgitate_predatorforce");\r
208         v_forward = oldforward;\r
209         v_right = oldright;\r
210         v_up = oldup;\r
211 \r
212         e.pusher = e.predator; // allows us to frag players by regurgitating them in deadly pits\r
213         e.pushltime = time + cvar("g_maxpushtime");\r
214 \r
215         PlayerSound(e.predator, playersound_regurgitate, CHAN_PAIN, VOICETYPE_PLAYERSOUND);\r
216         setanim(e.predator, e.predator.anim_pain1, FALSE, TRUE, TRUE); // looks good for swallowing / regurgitating\r
217         pointparticles(particleeffectnum("regurgitate"), e.predator.origin, '0 0 0', 1);\r
218         e.predator.punchangle_x += e.predator.cvar_cl_vore_punchangle;\r
219         e.predator.stomach_load -= 1;\r
220         e.predator.regurgitate_prepare = 0;\r
221         e.predator.swallow_delay = time + cvar("g_balance_vore_swallow_delay");\r
222         Vore_Weight_apply(e.predator);\r
223 \r
224         // block firing for a small amount of time, or we'll be firing the next frame\r
225         e.weapon_delay = time + button_delay_time;\r
226         e.system_delay = e.predator.system_delay = time + system_delay_time;\r
227         e.predator = world;\r
228 }\r
229 \r
230 void Vore_DeadPrey_Configure(entity e)\r
231 {\r
232         // ran when the fulldigest feature is enabled and prey stays inside the stomach after dying\r
233 \r
234         if(e.fakepredator.classname == "player" || e.predator.classname != "player") // already configured\r
235                 return;\r
236 \r
237         // this entity is like e.predator but for dead prey, to avoid conflicts\r
238         e.fakepredator = e.predator;\r
239 \r
240         // first release the prey from the predator, as dead prey needs to be attached differently\r
241         // the predator's stomach load is also decreased, as dead prey doesn't count any more\r
242         e.predator.stomach_load -= 1;\r
243         Vore_Weight_apply(e.predator);\r
244         e.predator = world;\r
245 \r
246         // now put our dead prey inside the predator's stomach, but only as an effect\r
247         e.movetype = MOVETYPE_FOLLOW;\r
248         e.takedamage = DAMAGE_NO;\r
249         e.solid = SOLID_NOT;\r
250         e.aiment = e.fakepredator;\r
251 \r
252         // completely remove the dead body\r
253         e.alpha = -1;\r
254         setmodel(e, "");\r
255 }\r
256 \r
257 void Vore_DeadPrey_Detach(entity e)\r
258 {\r
259         // ran when dead prey must be detached from the stomach (eg: they are respawning)\r
260         // should only execute after Vore_DeadPrey_Configure has ran first\r
261 \r
262         if not(cvar("g_vore_fulldigest"))\r
263                 return;\r
264 \r
265         e.fakepredator = world;\r
266         e.aiment = world;\r
267 }\r
268 \r
269 void Vore_PreyRelease(entity e)\r
270 {\r
271         // if the fulldigest feature is on, don't spit a dead prey's carcass out\r
272         if(e.health <= 0 && cvar("g_vore_fulldigest"))\r
273         {\r
274                 Vore_DeadPrey_Configure(e);\r
275 \r
276                 // if fulldigest is enabled and the predator is dead or disconnected, detach the dead prey from him\r
277                 if(self.fakepredator.classname != "player" || self.fakepredator.deadflag != DEAD_NO)\r
278                         Vore_DeadPrey_Detach(self);\r
279         }\r
280         else\r
281                 Vore_Regurgitate(e);\r
282 }\r
283 \r
284 void Vore_Disconnect()\r
285 {\r
286         // frees prey from their predators when someone disconnects or goes spectating, or in other circumstances\r
287 \r
288         // prey disconnects or goes spectating while inside someone's belly\r
289         if(self.predator.classname == "player")\r
290                 Vore_PreyRelease(self);\r
291 \r
292         // pred disconnects or goes spectating with players in their belly\r
293         else if(self.stomach_load > 0)\r
294         {\r
295                 entity head;\r
296                 FOR_EACH_PLAYER(head)\r
297                 {\r
298                         if(head.predator == self)\r
299                                 Vore_PreyRelease(head);\r
300                 }\r
301                 Vore_Gurglesound(); // stop the gurgling sound\r
302         }\r
303 \r
304         self.stomach_load = self.gravity = 0; // prevents a bug\r
305 }\r
306 \r
307 .float digestion_step;\r
308 void Vore_Digest()\r
309 {\r
310         // apply digestion to prey\r
311 \r
312         if(time > self.predator.digestion_step)\r
313         {\r
314                 Damage(self, self.predator, self.predator, cvar("g_balance_vore_digestion_damage"), DEATH_DIGESTION, self.origin, '0 0 0');\r
315                 if(cvar("g_balance_vore_digestion_vampire") && self.predator.health < cvar("g_balance_vore_digestion_vampire_stable"))\r
316                         self.predator.health += cvar("g_balance_vore_digestion_vampire");\r
317 \r
318                 if (self.predator.digestsound_finished < time)\r
319                 {\r
320                         PlayerSound (self.predator, playersound_digest, CHAN_PLAYER, VOICETYPE_PLAYERSOUND);\r
321                         self.predator.digestsound_finished = time + 0.5;\r
322                 }\r
323                 self.predator.digestion_step = time + steptime;\r
324         }\r
325 \r
326         if(self.health <= 0)\r
327         if(stov(cvar_string("g_vore_regurgitatecolor_digest")))\r
328                 self.colormod = stov(cvar_string("g_vore_regurgitatecolor_digest"));\r
329 }\r
330 \r
331 .float teamheal_step;\r
332 void Vore_Teamheal()\r
333 {\r
334         // apply teamheal\r
335 \r
336         if(cvar("g_balance_vore_teamheal") && self.health < cvar("g_balance_vore_teamheal_stable"))\r
337         if(time > self.teamheal_step)\r
338         {\r
339                 self.health += cvar("g_balance_vore_teamheal");\r
340                 self.teamheal_step = time + steptime;\r
341         }\r
342 }\r
343 \r
344 .float stomachkick_delay;\r
345 void Vore_StomachKick()\r
346 {\r
347         // allows prey to kick the predator's stomach and do some damage or attempt to escape\r
348 \r
349         if(time > self.stomachkick_delay)\r
350         {\r
351                 float damage;\r
352                 damage = ceil(random() * (cvar("g_balance_vore_kick_damage_max") - cvar("g_balance_vore_kick_damage_min")) + cvar("g_balance_vore_kick_damage_min"));\r
353                 Damage(self.predator, self, self, damage, DEATH_STOMACHKICK, self.predator.origin, v_forward * cvar("g_balance_vore_kick_force"));\r
354                 sound(self.predator, CHAN_PROJECTILE, "weapons/stomachkick.ogg", VOL_BASE, ATTN_NORM);\r
355 \r
356                 if(random() < cvar("g_balance_vore_kick_escapeprobability"))\r
357                         Vore_Regurgitate(self);\r
358 \r
359                 self.stomachkick_delay = time + cvar("g_balance_vore_kick_delay");\r
360         }\r
361 }\r
362 \r
363 void Vore_StomachLeave()\r
364 {\r
365         // allows players to get out of their predator at will in some circumstances, such as team mates\r
366 \r
367         if(Vore_CanLeave())\r
368                 Vore_Regurgitate(self);\r
369         else if(time > self.complain_vore)\r
370         {\r
371                 play2(self, "misc/unavailable.wav");\r
372                 sprint(self, strcat("You cannot get out of ", self.predator.netname, "\n"));\r
373                 self.complain_vore = time + complain_delay_time;\r
374         }\r
375 }\r
376 \r
377 void Vore()\r
378 {\r
379         // main vore code, this is where it all happens\r
380 \r
381         if(!cvar("g_vore")) // the vore system is disabled\r
382         {\r
383                 Vore_Disconnect();\r
384                 return;\r
385         }\r
386 \r
387         // wash the goo away from players once they leave the stomach\r
388         if(self.predator.classname != "player")\r
389         if(stov(cvar_string("g_vore_regurgitatecolor_release")))\r
390         if(self.colormod)\r
391         if(cvar("g_vore_regurgitatecolor_release_fade"))\r
392         {\r
393                 self.colormod_x += cvar("g_vore_regurgitatecolor_release_fade") * frametime;\r
394                 if(self.colormod_x > 1)\r
395                         self.colormod_x = 1;\r
396                 self.colormod_y += cvar("g_vore_regurgitatecolor_release_fade") * frametime;\r
397                 if(self.colormod_y > 1)\r
398                         self.colormod_y = 1;\r
399                 self.colormod_z += cvar("g_vore_regurgitatecolor_release_fade") * frametime;\r
400                 if(self.colormod_z > 1)\r
401                         self.colormod_z = 1;\r
402         }\r
403 \r
404         // set all vore related stats\r
405         if(self.predator.classname == "player")\r
406         {\r
407                 self.stat_stomachload = self.predator.stomach_load; // necessary for the stomach board\r
408                 self.stat_digesting = self.predator.digesting; // necessary for the stomach board\r
409                 self.stat_eaten = num_for_edict(self.predator);\r
410         }\r
411         else\r
412         {\r
413                 self.stat_stomachload = self.stomach_load;\r
414                 self.stat_digesting = self.digesting;\r
415                 self.stat_eaten = 0;\r
416         }\r
417         self.stat_canleave = Vore_CanLeave();\r
418 \r
419         // don't allow a player inside a player inside another player :)\r
420         // prevent this by checking if such has happened, and taking the proper measures\r
421         // this code has a high priority and must not be stopped by any delay, so run it here\r
422         if(self.predator.predator.classname == "player")\r
423         {\r
424                 entity target_predator, target_predator_predator, oldself;\r
425                 target_predator = self.predator;\r
426                 target_predator_predator = self.predator.predator;\r
427 \r
428                 Vore_Regurgitate(self);\r
429 \r
430                 // now steal our prey's prey if this probability applies\r
431                 if(random() < cvar("g_balance_vore_swallow_stealprey"))\r
432                 {\r
433                         oldself = self;\r
434                         self = target_predator_predator;\r
435                         if(Swallow_condition_check(oldself))\r
436                         if not(teams_matter && self.team == target_predator.team) // don't steal a team mate's prey\r
437                         if not(teams_matter && self.team == oldself.team) // if the prey we would be stealing is a team mate, don't do it\r
438                                 Vore_Swallow(oldself);\r
439                         self = oldself;\r
440                 }\r
441         }\r
442 \r
443         // apply delays and skip the vore system under some circumstances\r
444         if(time < game_starttime || (time < warmup && !inWarmupStage)) // don't allow vore before a round begins\r
445         {\r
446                 Vore_Disconnect();\r
447                 return;\r
448         }\r
449         if(self.spectatee_status)\r
450                 return;\r
451         if(time < self.system_delay)\r
452                 return;\r
453 \r
454 // --------------------------------\r
455 // Code that addresses predators:\r
456 // --------------------------------\r
457 \r
458         entity prey;\r
459         prey = Swallow_player_check();\r
460 \r
461         // attempt to swallow our new prey if we pressed the attack button, and there's any in range\r
462         if(self.BUTTON_ATCK)\r
463         if(Swallow_condition_check(prey))\r
464                 Vore_Swallow(prey);\r
465 \r
466         // toggle digestion, if the player has someone in their stomach\r
467         if(self.BUTTON_DIGEST && cvar("g_vore_digestion"))\r
468         {\r
469                 if(self.stomach_load)\r
470                 {\r
471                         if(time > self.digest_button_delay_time)\r
472                         {\r
473                                 self.digesting = !self.digesting;\r
474                                 self.digest_button_delay_time = time + button_delay_time;\r
475                         }\r
476                 }\r
477                 else if(time > self.complain_vore)\r
478                 {\r
479                         play2(self, "misc/unavailable.wav");\r
480                         sprint(self, "There is nothing to digest\n");\r
481                         self.complain_vore = time + complain_delay_time;\r
482                 }\r
483         }\r
484         if(!self.stomach_load || !cvar("g_vore_digestion"))\r
485                 self.digesting = FALSE;\r
486 \r
487         // predator wishes to regurgitate his prey\r
488         if(self.BUTTON_REGURGITATE)\r
489         {\r
490                 if(self.stomach_load)\r
491                 {\r
492                         if(time > self.regurgitate_button_delay_time)\r
493                         {\r
494                                 self.regurgitate_prepare = time + cvar("g_balance_vore_regurgitate_delay");\r
495                                 PlayerSound(self, playersound_regurgitate_prepare, CHAN_VOICE, VOICETYPE_PLAYERSOUND);\r
496                                 self.regurgitate_button_delay_time = time + button_delay_time;\r
497                         }\r
498                 }\r
499                 else if(time > self.complain_vore)\r
500                 {\r
501                         play2(self, "misc/unavailable.wav");\r
502                         sprint(self, "There is nothing to regurgitate\n");\r
503                         self.complain_vore = time + complain_delay_time;\r
504                 }\r
505         }\r
506 \r
507         if(cvar("g_vore_gurglesound"))\r
508                 Vore_Gurglesound();\r
509 \r
510 // --------------------------------\r
511 // Code that addresses the prey:\r
512 // --------------------------------\r
513 \r
514         if(self.deadflag)\r
515         {\r
516                 Vore_PreyRelease(self);\r
517                 return;\r
518         }\r
519 \r
520         if(self.predator.classname != "player")\r
521                 return;\r
522 \r
523         if(self.predator.deadflag)\r
524                 Vore_Regurgitate(self);\r
525         else if(vlen(self.predator.velocity) > cvar("g_balance_vore_regurgitate_speedcap"))\r
526                 Vore_Regurgitate(self);\r
527 \r
528         // apply delayed regurgitating if it was scheduled\r
529         if(self.predator.regurgitate_prepare && time > self.predator.regurgitate_prepare)\r
530         {\r
531                 self.predator.regurgitate_prepare = 0;\r
532                 self.predator.complain_vore = time + complain_delay_time; // prevent complaining the next frame if this empties our stomach\r
533                 Vore_Regurgitate(self);\r
534         }\r
535 \r
536         // execute digesting and team healing\r
537         if(self.predator.digesting == TRUE)\r
538                 Vore_Digest();\r
539         if(teams_matter && self.team == self.predator.team)\r
540         if(cvar("g_balance_vore_teamheal") && cvar("g_vore_teamvore"))\r
541                 Vore_Teamheal();\r
542 \r
543         // execute prey commands\r
544         if(self.BUTTON_ATCK && cvar("g_vore_kick"))\r
545                 Vore_StomachKick();\r
546         if(self.BUTTON_JUMP)\r
547                 Vore_StomachLeave();\r
548 \r
549         Vore_CameraEffect_Apply();\r
550 }