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[xonotic/xonotic-data.pk3dir.git] / qcsrc / server / vehicles / spiderbot.qc
1 const vector SPIDERBOT_MIN = '-75 -75 10';
2 const vector SPIDERBOT_MAX  = '75 75 125';
3
4 #ifdef SVQC
5 float autocvar_g_vehicle_spiderbot;
6
7 float autocvar_g_vehicle_spiderbot_respawntime;
8
9 float autocvar_g_vehicle_spiderbot_speed_stop;
10 float autocvar_g_vehicle_spiderbot_speed_strafe;
11 float autocvar_g_vehicle_spiderbot_speed_walk;
12 float autocvar_g_vehicle_spiderbot_turnspeed;
13 float autocvar_g_vehicle_spiderbot_turnspeed_strafe;
14 float autocvar_g_vehicle_spiderbot_movement_inertia;
15
16 float autocvar_g_vehicle_spiderbot_springlength;
17 float autocvar_g_vehicle_spiderbot_springup;
18 float autocvar_g_vehicle_spiderbot_springblend;
19 float autocvar_g_vehicle_spiderbot_tiltlimit;
20
21 float autocvar_g_vehicle_spiderbot_head_pitchlimit_down;
22 float autocvar_g_vehicle_spiderbot_head_pitchlimit_up;
23 float autocvar_g_vehicle_spiderbot_head_turnlimit;
24 float autocvar_g_vehicle_spiderbot_head_turnspeed;
25
26 //float autocvar_g_vehicle_spiderbot_energy;
27 //float autocvar_g_vehicle_spiderbot_energy_regen;
28 //float autocvar_g_vehicle_spiderbot_energy_regen_pause;
29
30 float autocvar_g_vehicle_spiderbot_health;
31 float autocvar_g_vehicle_spiderbot_health_regen;
32 float autocvar_g_vehicle_spiderbot_health_regen_pause;
33
34 float autocvar_g_vehicle_spiderbot_shield;
35 float autocvar_g_vehicle_spiderbot_shield_regen;
36 float autocvar_g_vehicle_spiderbot_shield_regen_pause;
37
38 float autocvar_g_vehicle_spiderbot_minigun_damage;
39 float autocvar_g_vehicle_spiderbot_minigun_refire;
40 float autocvar_g_vehicle_spiderbot_minigun_spread;
41 float autocvar_g_vehicle_spiderbot_minigun_ammo_cost;
42 float autocvar_g_vehicle_spiderbot_minigun_ammo_max;
43 float autocvar_g_vehicle_spiderbot_minigun_ammo_regen;
44 float autocvar_g_vehicle_spiderbot_minigun_ammo_regen_pause;
45 float autocvar_g_vehicle_spiderbot_minigun_force;
46 float autocvar_g_vehicle_spiderbot_minigun_speed;
47 float autocvar_g_vehicle_spiderbot_minigun_bulletconstant;
48
49 float autocvar_g_vehicle_spiderbot_rocket_damage;
50 float autocvar_g_vehicle_spiderbot_rocket_force;
51 float autocvar_g_vehicle_spiderbot_rocket_radius;
52 float autocvar_g_vehicle_spiderbot_rocket_speed;
53 float autocvar_g_vehicle_spiderbot_rocket_spread;
54 float autocvar_g_vehicle_spiderbot_rocket_refire;
55 float autocvar_g_vehicle_spiderbot_rocket_refire2;
56 float autocvar_g_vehicle_spiderbot_rocket_reload;
57 float autocvar_g_vehicle_spiderbot_rocket_health;
58 float autocvar_g_vehicle_spiderbot_rocket_noise;
59 float autocvar_g_vehicle_spiderbot_rocket_turnrate;
60 float autocvar_g_vehicle_spiderbot_rocket_lifetime;
61
62 vector autocvar_g_vehicle_spiderbot_bouncepain;
63
64
65 void spiderbot_exit(float eject);
66 void spiderbot_enter();
67 void spiderbot_spawn(float);
68 #define SBRM_FIRST 0
69 #define SBRM_VOLLY 0
70 #define SBRM_GUIDE 1
71 #define SBRM_ARTILLERY 2
72 #define SBRM_LAST 2
73
74 void spiderbot_rocket_artillery()
75 {
76     self.nextthink  = time;
77     UpdateCSQCProjectile(self);
78 }
79
80 void spiderbot_rocket_unguided()
81 {
82     vector newdir, olddir;
83
84     self.nextthink  = time;
85
86     olddir = normalize(self.velocity);
87     newdir = normalize(self.pos1 - self.origin) + randomvec() * autocvar_g_vehicle_spiderbot_rocket_noise;
88     self.velocity = normalize(olddir + newdir * autocvar_g_vehicle_spiderbot_rocket_turnrate) * autocvar_g_vehicle_spiderbot_rocket_speed;
89
90     UpdateCSQCProjectile(self);
91
92     if (self.owner.deadflag != DEAD_NO || self.cnt < time || vlen(self.pos1 - self.origin) < 16)
93         self.use();
94 }
95
96 void spiderbot_rocket_guided()
97 {
98     vector newdir, olddir;
99
100     self.nextthink  = time;
101
102     if not (self.realowner.vehicle)
103         self.think = spiderbot_rocket_unguided;
104
105     crosshair_trace(self.realowner);
106     olddir = normalize(self.velocity);
107     newdir = normalize(trace_endpos - self.origin) + randomvec() * autocvar_g_vehicle_spiderbot_rocket_noise;
108     self.velocity = normalize(olddir + newdir * autocvar_g_vehicle_spiderbot_rocket_turnrate) * autocvar_g_vehicle_spiderbot_rocket_speed;
109
110     UpdateCSQCProjectile(self);
111
112     if (self.owner.deadflag != DEAD_NO || self.cnt < time)
113         self.use();
114 }
115
116 void spiderbot_guide_release()
117 {
118     entity rkt;
119     rkt = findchainentity(realowner, self.owner);
120     if not (rkt)
121         return;
122
123     crosshair_trace(self.owner);
124     while(rkt)
125     {
126         if(rkt.think == spiderbot_rocket_guided)
127         {
128             rkt.pos1 = trace_endpos;
129             rkt.think = spiderbot_rocket_unguided;
130         }
131         rkt = rkt.chain;
132     }
133 }
134
135 float spiberbot_calcartillery_flighttime;  
136 vector spiberbot_calcartillery(vector org, vector tgt, float ht)
137 {
138         float grav, sdist, zdist, vs, vz, jumpheight;
139         vector sdir;
140         
141         grav  = autocvar_sv_gravity;
142         zdist = tgt_z - org_z;
143         sdist = vlen(tgt - org - zdist * '0 0 1');
144         sdir  = normalize(tgt - org - zdist * '0 0 1');
145
146         // how high do we need to go?
147         jumpheight = fabs(ht);
148         if(zdist > 0)
149                 jumpheight = jumpheight + zdist;
150
151         // push so high...
152         vz = sqrt(2 * grav * jumpheight); // NOTE: sqrt(positive)!
153
154         // we start with downwards velocity only if it's a downjump and the jump apex should be outside the jump!
155         if(ht < 0)
156                 if(zdist < 0)
157                         vz = -vz;
158
159         vector solution;
160         solution = solve_quadratic(0.5 * grav, -vz, zdist); // equation "z(ti) = zdist"
161         // ALWAYS solvable because jumpheight >= zdist
162         if(!solution_z)
163                 solution_y = solution_x; // just in case it is not solvable due to roundoff errors, assume two equal solutions at their center (this is mainly for the usual case with ht == 0)
164         if(zdist == 0)
165                 solution_x = solution_y; // solution_x is 0 in this case, so don't use it, but rather use solution_y (which will be sqrt(0.5 * jumpheight / grav), actually)
166
167         if(zdist < 0)
168         {
169                 // down-jump
170                 if(ht < 0)
171                 {
172                         // almost straight line type
173                         // jump apex is before the jump
174                         // we must take the larger one
175                         spiberbot_calcartillery_flighttime = solution_y;
176                 }
177                 else
178                 {
179                         // regular jump
180                         // jump apex is during the jump
181                         // we must take the larger one too
182                         spiberbot_calcartillery_flighttime = solution_y;
183                 }
184         }
185         else
186         {
187                 // up-jump
188                 if(ht < 0)
189                 {
190                         // almost straight line type
191                         // jump apex is after the jump
192                         // we must take the smaller one
193                         spiberbot_calcartillery_flighttime = solution_x;
194                 }
195                 else
196                 {
197                         // regular jump
198                         // jump apex is during the jump
199                         // we must take the larger one
200                         spiberbot_calcartillery_flighttime = solution_y;
201                 }
202         }
203         vs = sdist / spiberbot_calcartillery_flighttime;
204
205         // finally calculate the velocity
206         return sdir * vs + '0 0 1' * vz;
207 }
208
209 void spiderbot_rocket_do()
210 {
211
212     vector v;
213     entity rocket;
214
215     if (self.wait != -10)
216     {        
217         if (self.owner.BUTTON_ATCK2 && self.vehicle_weapon2mode == SBRM_GUIDE)
218         {
219             if (self.wait == 1)
220             if (self.tur_head.frame == 9 || self.tur_head.frame == 1)
221             {
222                 if(self.gun2.cnt < time && self.tur_head.frame == 9)
223                     self.tur_head.frame = 1;
224
225                 return;
226             }
227             self.wait = 1;
228         }
229         else
230         {
231             if(self.wait)
232                 spiderbot_guide_release();
233
234             self.wait = 0;
235         }
236     }
237     
238     if(self.gun2.cnt > time)
239         return;
240
241     if (self.tur_head.frame >= 9)
242     {
243         self.tur_head.frame = 1;
244         self.wait = 0;
245     }
246         
247     if (self.wait != -10)
248         if not (self.owner.BUTTON_ATCK2)
249             return;
250
251
252     v = gettaginfo(self.tur_head,gettagindex(self.tur_head,"tag_fire"));
253     
254     switch(self.vehicle_weapon2mode)
255     {
256         case SBRM_VOLLY:
257             rocket = vehicles_projectile("spiderbot_rocket_launch", "weapons/rocket_fire.wav",
258                                    v, normalize(randomvec() * autocvar_g_vehicle_spiderbot_rocket_spread + v_forward) * autocvar_g_vehicle_spiderbot_rocket_speed,
259                                    autocvar_g_vehicle_spiderbot_rocket_damage, autocvar_g_vehicle_spiderbot_rocket_radius, autocvar_g_vehicle_spiderbot_rocket_force, 1,
260                                    DEATH_SBROCKET, PROJECTILE_SPIDERROCKET, autocvar_g_vehicle_spiderbot_rocket_health, FALSE, TRUE, self.owner);
261             crosshair_trace(self.owner);
262             float _dist = (random() * autocvar_g_vehicle_spiderbot_rocket_radius) + vlen(v - trace_endpos);
263             _dist -= (random() * autocvar_g_vehicle_spiderbot_rocket_radius) ;
264             rocket.nextthink  = time + (_dist / autocvar_g_vehicle_spiderbot_rocket_speed);
265             rocket.think     = vehicles_projectile_explode;
266
267             if(self.owner.BUTTON_ATCK2 && self.tur_head.frame == 1)
268                 self.wait = -10;
269             break;
270         case SBRM_GUIDE:
271             rocket = vehicles_projectile("spiderbot_rocket_launch", "weapons/rocket_fire.wav",
272                                    v, normalize(v_forward) * autocvar_g_vehicle_spiderbot_rocket_speed,
273                                    autocvar_g_vehicle_spiderbot_rocket_damage, autocvar_g_vehicle_spiderbot_rocket_radius, autocvar_g_vehicle_spiderbot_rocket_force, 1,
274                                    DEATH_SBROCKET, PROJECTILE_SPIDERROCKET, autocvar_g_vehicle_spiderbot_rocket_health, FALSE, FALSE, self.owner);
275             crosshair_trace(self.owner);
276             rocket.pos1       = trace_endpos;
277             rocket.nextthink  = time;
278             rocket.think      = spiderbot_rocket_guided;
279
280                 
281         break;
282         case SBRM_ARTILLERY:
283             rocket = vehicles_projectile("spiderbot_rocket_launch", "weapons/rocket_fire.wav",
284                                    v, normalize(v_forward) * autocvar_g_vehicle_spiderbot_rocket_speed,
285                                    autocvar_g_vehicle_spiderbot_rocket_damage, autocvar_g_vehicle_spiderbot_rocket_radius, autocvar_g_vehicle_spiderbot_rocket_force, 1,
286                                    DEATH_SBROCKET, PROJECTILE_SPIDERROCKET, autocvar_g_vehicle_spiderbot_rocket_health, FALSE, TRUE, self.owner);
287             
288             crosshair_trace(self.owner);
289             rocket.pos1       = trace_endpos + randomvec() * (0.75 * autocvar_g_vehicle_spiderbot_rocket_radius);
290             rocket.pos1_z       = trace_endpos_z;
291             traceline(v, v + '0 0 1' * MAX_SHOT_DISTANCE, MOVE_WORLDONLY, self);     
292             
293             rocket.velocity  = spiberbot_calcartillery(v, rocket.pos1, (0.75 * vlen(v - trace_endpos)));
294             rocket.movetype  = MOVETYPE_TOSS;            
295             rocket.gravity   = 1;
296             //rocket.think     = spiderbot_rocket_artillery;   
297         break;
298     }
299     rocket.classname  = "spiderbot_rocket";
300     
301     rocket.cnt = time + autocvar_g_vehicle_spiderbot_rocket_lifetime;
302     
303     self.tur_head.frame += 1;
304     if (self.tur_head.frame == 9)
305         self.attack_finished_single = autocvar_g_vehicle_spiderbot_rocket_reload;
306     else
307         self.attack_finished_single = ((self.vehicle_weapon2mode ==  SBRM_VOLLY) ? autocvar_g_vehicle_spiderbot_rocket_refire2 : autocvar_g_vehicle_spiderbot_rocket_refire);
308
309     self.gun2.cnt = time + self.attack_finished_single;
310 }
311
312 float spiderbot_aiframe()
313 {
314     return FALSE;
315 }
316
317 float spiderbot_frame()
318 {
319     vector ad, vf;
320     entity player, spider;
321     float ftmp;
322
323         if(intermission_running)
324                 return 1;
325                 
326     player = self;
327     spider = self.vehicle;
328     self   = spider;
329
330     vehicles_painframe();
331     
332     player.BUTTON_ZOOM      = 0;
333     player.BUTTON_CROUCH    = 0;
334     player.switchweapon     = 0;
335     
336
337 #if 1 // 0 to enable per-gun impact aux crosshairs
338     // Avarage gun impact point's -> aux cross
339     ad = gettaginfo(spider.tur_head, gettagindex(spider.tur_head, "tag_hardpoint01"));
340     vf = v_forward;
341     ad += gettaginfo(spider.tur_head, gettagindex(spider.tur_head, "tag_hardpoint02"));
342     vf += v_forward;
343     ad = ad * 0.5;
344     v_forward = vf * 0.5;
345     traceline(ad, ad + v_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, spider);
346     UpdateAuxiliaryXhair(player, trace_endpos, ('1 0 0' * player.vehicle_reload1) + ('0 1 0' * (1 - player.vehicle_reload1)), 0);
347 #else
348     ad = gettaginfo(spider.gun1, gettagindex(spider.gun1, "barrels"));
349     traceline(ad, ad + v_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, spider);
350     UpdateAuxiliaryXhair(player, trace_endpos, ('1 0 0' * player.vehicle_reload1) + ('0 1 0' * (1 - player.vehicle_reload1)), 0);
351     vf = ad;
352     ad = gettaginfo(spider.gun2, gettagindex(spider.gun2, "barrels"));
353     traceline(ad, ad + v_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, spider);
354     UpdateAuxiliaryXhair(player, trace_endpos, ('1 0 0' * player.vehicle_reload1) + ('0 1 0' * (1 - player.vehicle_reload1)), 1);
355     ad = 0.5 * (ad + vf);
356 #endif
357
358     crosshair_trace(player);
359     ad = vectoangles(normalize(trace_endpos - ad));
360     ad = AnglesTransform_ToAngles(AnglesTransform_LeftDivide(AnglesTransform_FromAngles(spider.angles), AnglesTransform_FromAngles(ad))) - spider.tur_head.angles;
361     ad = AnglesTransform_Normalize(ad, TRUE);
362     //UpdateAuxiliaryXhair(player, trace_endpos, ('1 0 0' * player.vehicle_reload2) + ('0 1 0' * (1 - player.vehicle_reload2)), 2);
363     
364     // Rotate head
365     ftmp = autocvar_g_vehicle_spiderbot_head_turnspeed * sys_frametime;    
366     ad_y = bound(-ftmp, ad_y, ftmp);
367     spider.tur_head.angles_y = bound(autocvar_g_vehicle_spiderbot_head_turnlimit * -1, spider.tur_head.angles_y + ad_y, autocvar_g_vehicle_spiderbot_head_turnlimit);
368
369     // Pitch head
370     ad_x = bound(ftmp * -1, ad_x, ftmp);
371     spider.tur_head.angles_x = bound(autocvar_g_vehicle_spiderbot_head_pitchlimit_down, spider.tur_head.angles_x + ad_x, autocvar_g_vehicle_spiderbot_head_pitchlimit_up);
372
373
374     //fixedmakevectors(spider.angles);
375     makevectors(spider.angles + '-2 0 0' * spider.angles_x);
376     
377     movelib_groundalign4point(autocvar_g_vehicle_spiderbot_springlength, autocvar_g_vehicle_spiderbot_springup, autocvar_g_vehicle_spiderbot_springblend, autocvar_g_vehicle_spiderbot_tiltlimit);
378
379     if(spider.flags & FL_ONGROUND)
380     {
381         if(spider.frame == 4 && self.tur_head.wait != 0)
382         {
383             sound (self, CH_TRIGGER_SINGLE, "vehicles/spiderbot_land.wav", VOL_VEHICLEENGINE, ATTN_NORM);
384             spider.frame = 5;            
385         }
386         
387         if(player.BUTTON_JUMP && self.tur_head.wait < time)
388         {        
389             sound (self, CH_TRIGGER_SINGLE, "vehicles/spiderbot_jump.wav", VOL_VEHICLEENGINE, ATTN_NORM);
390             //dprint("spiderbot_jump:", ftos(soundlength("vehicles/spiderbot_jump.wav")), "\n");
391             self.delay = 0;
392
393             self.tur_head.wait = time + 2;
394             player.BUTTON_JUMP = 0;
395             spider.velocity   = v_forward * 700 + v_up * 600;
396             spider.frame = 4;
397         }
398         else
399         {
400             if(vlen(player.movement) == 0)
401             {
402                 if(self.sound_nexttime < time || self.delay != 3)
403                 {                        
404                     self.delay = 3;
405                     self.sound_nexttime = time + 6.486500; //soundlength("vehicles/spiderbot_idle.wav");
406                     //dprint("spiderbot_idle:", ftos(soundlength("vehicles/spiderbot_idle.wav")), "\n");
407                     sound (self, CH_TRIGGER_SINGLE, "vehicles/spiderbot_idle.wav", VOL_VEHICLEENGINE, ATTN_NORM);
408                 }                
409                 movelib_beak_simple(autocvar_g_vehicle_spiderbot_speed_stop);
410                 spider.frame = 5;
411             }
412             else
413             {
414                 // Turn Body
415                 if(player.movement_x == 0 && player.movement_y != 0)
416                     ftmp = autocvar_g_vehicle_spiderbot_turnspeed_strafe * sys_frametime;
417                 else
418                     ftmp = autocvar_g_vehicle_spiderbot_turnspeed * sys_frametime;
419                 
420                 ftmp = bound(-ftmp, spider.tur_head.angles_y, ftmp);                
421                 spider.angles_y = anglemods(spider.angles_y + ftmp);
422                 spider.tur_head.angles_y -= ftmp;
423
424                 if(player.movement_x != 0)
425                 {
426                     if(player.movement_x > 0)
427                     {
428                         player.movement_x = 1;
429                         spider.frame = 0;
430                     }
431                     else if(player.movement_x < 0)
432                     {
433                         player.movement_x = -1;
434                         spider.frame = 1;
435                     }
436                     player.movement_y = 0;
437                     movelib_move_simple(normalize(v_forward * player.movement_x),autocvar_g_vehicle_spiderbot_speed_walk,autocvar_g_vehicle_spiderbot_movement_inertia);
438
439                     if(self.sound_nexttime < time || self.delay != 1)
440                     {                        
441                         self.delay = 1;
442                         self.sound_nexttime = time + 6.486500; //soundlength("vehicles/spiderbot_walk.wav");
443                         sound (self, CH_TRIGGER_SINGLE, "vehicles/spiderbot_walk.wav", VOL_VEHICLEENGINE, ATTN_NORM);
444                         //dprint("spiderbot_walk:", ftos(soundlength("vehicles/spiderbot_walk.wav")), "\n");
445                     }
446                 }
447                 else if(player.movement_y != 0)
448                 {
449                     if(player.movement_y < 0)
450                     {
451                         player.movement_y = -1;
452                         spider.frame = 2;
453                     }
454                     else if(player.movement_y > 0)
455                     {
456                         player.movement_y = 1;
457                         spider.frame = 3;
458                     }
459                     movelib_move_simple(normalize(v_right * player.movement_y),autocvar_g_vehicle_spiderbot_speed_strafe,autocvar_g_vehicle_spiderbot_movement_inertia);
460                     if(self.sound_nexttime < time || self.delay != 2)
461                     {                        
462                         self.delay = 2;
463                         self.sound_nexttime = time + 6.486500; //soundlength("vehicles/spiderbot_strafe.wav");
464                         sound (self, CH_TRIGGER_SINGLE, "vehicles/spiderbot_strafe.wav", VOL_VEHICLEENGINE, ATTN_NORM);
465                         //dprint("spiderbot_strafe:", ftos(soundlength("vehicles/spiderbot_strafe.wav")), "\n");
466                     }
467                 }
468             }
469         }
470     }
471
472     self.angles_x = bound(-autocvar_g_vehicle_spiderbot_tiltlimit, self.angles_x, autocvar_g_vehicle_spiderbot_tiltlimit);
473     self.angles_z = bound(-autocvar_g_vehicle_spiderbot_tiltlimit, self.angles_z, autocvar_g_vehicle_spiderbot_tiltlimit);
474
475     if(player.BUTTON_ATCK)
476     {
477         spider.cnt = time;
478         if(spider.vehicle_ammo1 >= autocvar_g_vehicle_spiderbot_minigun_ammo_cost && spider.tur_head.attack_finished_single <= time)
479         {
480             entity gun;
481             vector v;
482             spider.misc_bulletcounter += 1;
483
484             self = player;
485
486             mod(spider.misc_bulletcounter, 2) ? gun = spider.gun1 : gun = spider.gun2;
487             v = gettaginfo(gun, gettagindex(gun, "barrels"));
488             v_forward = normalize(v_forward);
489             v += v_forward * 50;
490
491 //void fireBallisticBullet(vector start, vector dir, float spread, float pSpeed, float lifetime, float damage, float headshotbonus, float force, float dtype, float tracereffects, float gravityfactor, float bulletconstant)
492
493             fireBallisticBullet(v, v_forward, autocvar_g_vehicle_spiderbot_minigun_spread, autocvar_g_vehicle_spiderbot_minigun_speed,
494                                 5, autocvar_g_vehicle_spiderbot_minigun_damage, 0, autocvar_g_vehicle_spiderbot_minigun_force, DEATH_SBMINIGUN, 0, 1, autocvar_g_vehicle_spiderbot_minigun_bulletconstant);
495             endFireBallisticBullet();
496
497 //            fireBullet (v, v_forward, autocvar_g_vehicle_spiderbot_minigun_spread, autocvar_g_vehicle_spiderbot_minigun_damage,
498 //                autocvar_g_vehicle_spiderbot_minigun_spread, DEATH_SBMINIGUN, 0);
499
500             sound (gun, CH_WEAPON_A, "weapons/uzi_fire.wav", VOL_BASE, ATTN_NORM);
501             //trailparticles(self, particleeffectnum("spiderbot_minigun_trail"), v, trace_endpos);
502             pointparticles(particleeffectnum("spiderbot_minigun_muzzleflash"), v, v_forward * 2500, 1);
503
504             self = spider;
505
506             spider.vehicle_ammo1 -= autocvar_g_vehicle_spiderbot_minigun_ammo_cost;
507             spider.tur_head.attack_finished_single = time + autocvar_g_vehicle_spiderbot_minigun_refire;
508             player.vehicle_ammo1 = (spider.vehicle_ammo1 / autocvar_g_vehicle_spiderbot_minigun_ammo_max) * 100;
509             spider.gun1.angles_z += 45;
510             spider.gun2.angles_z -= 45;
511             if(spider.gun1.angles_z >= 360)
512             {
513                 spider.gun1.angles_z = 0;
514                 spider.gun2.angles_z = 0;
515             }
516         }
517     }
518     else
519         vehicles_regen(cnt, vehicle_ammo1, autocvar_g_vehicle_spiderbot_minigun_ammo_max,
520                                            autocvar_g_vehicle_spiderbot_minigun_ammo_regen_pause,
521                                            autocvar_g_vehicle_spiderbot_minigun_ammo_regen, frametime, FALSE);
522         
523
524     spiderbot_rocket_do();
525
526     if(self.vehicle_flags  & VHF_SHIELDREGEN)
527         vehicles_regen(dmg_time, vehicle_shield, autocvar_g_vehicle_spiderbot_shield, autocvar_g_vehicle_spiderbot_shield_regen_pause, autocvar_g_vehicle_spiderbot_shield_regen, frametime, TRUE);
528
529     if(self.vehicle_flags  & VHF_HEALTHREGEN)
530         vehicles_regen(dmg_time, vehicle_health, autocvar_g_vehicle_spiderbot_health, autocvar_g_vehicle_spiderbot_health_regen_pause, autocvar_g_vehicle_spiderbot_health_regen, frametime, FALSE);
531
532     player.BUTTON_ATCK = player.BUTTON_ATCK2 = 0;
533     player.vehicle_ammo2 = spider.tur_head.frame;
534
535     if(spider.gun2.cnt <= time)
536         player.vehicle_reload2 = 100;
537     else
538         player.vehicle_reload2 = 100 - ((spider.gun2.cnt - time) / spider.attack_finished_single) * 100;
539
540     setorigin(player, spider.origin + '0 0 1' * SPIDERBOT_MAX_z);
541     player.velocity = spider.velocity;
542
543     VEHICLE_UPDATE_PLAYER(player, health, spiderbot);
544
545     if(self.vehicle_flags & VHF_HASSHIELD)
546         VEHICLE_UPDATE_PLAYER(player, shield, spiderbot);
547
548     self = player;
549     return 1;    
550 }
551 void spiderbot_think()
552 {
553     if(self.flags & FL_ONGROUND)
554         movelib_beak_simple(autocvar_g_vehicle_spiderbot_speed_stop);
555
556     self.nextthink = time;
557 }
558
559 void spiderbot_enter()
560 {
561     self.vehicle_weapon2mode = SBRM_GUIDE;
562     self.movetype   = MOVETYPE_WALK;
563     CSQCVehicleSetup(self.owner, 0);
564     self.owner.vehicle_health = (self.vehicle_health / autocvar_g_vehicle_spiderbot_health) * 100;
565     self.owner.vehicle_shield = (self.vehicle_shield / autocvar_g_vehicle_spiderbot_shield) * 100;
566
567     if(self.owner.flagcarried)
568     {
569         setattachment(self.owner.flagcarried, self.tur_head, ""); 
570         setorigin(self.owner.flagcarried, '-20 0 120'); 
571     }
572 }
573
574 void spiderbot_exit(float eject)
575 {
576     entity e;
577     vector spot;
578     
579     e = findchain(classname,"spiderbot_rocket");
580     while(e)
581     {
582         if(e.owner == self.owner)
583         {
584             e.realowner = self.owner;
585             e.owner = world;
586         }
587         e = e.chain;
588     }
589
590     //self.velocity   = '0 0 0';
591     self.think      = spiderbot_think;
592     self.nextthink  = time;
593     self.frame      = 5;
594     self.movetype   = MOVETYPE_WALK;
595     
596     if not (self.owner)
597         return;
598
599         makevectors(self.angles);
600         if(eject)
601         {
602             spot = self.origin + v_forward * 100 + '0 0 64';
603             spot = vehicles_findgoodexit(spot);
604             setorigin(self.owner , spot);
605             self.owner.velocity = (v_up + v_forward * 0.25) * 750;
606             self.owner.oldvelocity = self.owner.velocity;
607         }
608         else
609         {
610                 if(vlen(self.velocity) > autocvar_g_vehicle_spiderbot_speed_strafe)
611                 {
612                         self.owner.velocity = normalize(self.velocity) * vlen(self.velocity);
613                         self.owner.velocity_z += 200;
614                         spot = self.origin + v_forward * 128 + '0 0 64';
615                         spot = vehicles_findgoodexit(spot);
616                 }
617                 else
618                 {
619                         self.owner.velocity = self.velocity * 0.5;
620                         self.owner.velocity_z += 10;
621                         spot = self.origin + v_forward * 256 + '0 0 64';
622                         spot = vehicles_findgoodexit(spot);
623                 }
624             self.owner.oldvelocity = self.owner.velocity;
625             setorigin(self.owner , spot);
626         }
627         
628         antilag_clear(self.owner);
629     self.owner = world;
630 }
631
632 void spider_impact()
633 {
634     if(autocvar_g_vehicle_spiderbot_bouncepain_x)
635         vehilces_impact(autocvar_g_vehicle_spiderbot_bouncepain_x, autocvar_g_vehicle_spiderbot_bouncepain_y, autocvar_g_vehicle_spiderbot_bouncepain_z);    
636 }
637
638 void spiderbot_headfade()
639 {
640         self.think = spiderbot_headfade;
641         self.nextthink = self.fade_time;
642         self.alpha = 1 - (time - self.fade_time) * self.fade_rate;
643
644     if(self.cnt < time || self.alpha < 0.1)
645     {
646         if(self.alpha > 0.1)
647         {
648             sound (self, CH_SHOTS, "weapons/rocket_impact.wav", VOL_BASE, ATTN_NORM);
649             pointparticles(particleeffectnum("explosion_big"), self.origin + '0 0 100', '0 0 0', 1);
650         }
651         remove(self);
652     }
653 }
654
655 void spiderbot_blowup()
656 {
657     if(self.cnt > time)
658     {
659         if(random() < 0.1)
660         {
661             sound (self, CH_SHOTS, "weapons/rocket_impact.wav", VOL_BASE, ATTN_NORM);
662             pointparticles(particleeffectnum("explosion_small"), randomvec() * 80 + (self.origin + '0 0 100'), '0 0 0', 1);
663         }
664         self.nextthink = time + 0.1;
665         return;
666     }
667     
668     entity h, g1, g2, b;
669     b = spawn();
670     h = spawn();
671     g1 = spawn();
672     g2 = spawn();
673
674     setmodel(b,  "models/vehicles/spiderbot.dpm");
675     setmodel(h,  "models/vehicles/spiderbot_top.dpm");
676     setmodel(g1, "models/vehicles/spiderbot_barrels.dpm");
677     setmodel(g2, "models/vehicles/spiderbot_barrels.dpm");
678
679     setorigin(b, self.origin);
680     b.frame         = 11;
681     b.angles        = self.angles;
682     setsize(b, self.mins, self.maxs);
683
684     setorigin(h, gettaginfo(self, gettagindex(self, "tag_head")));
685     h.movetype      = MOVETYPE_BOUNCE;
686     h.solid         = SOLID_BBOX;
687     h.velocity      = v_up * (500 + random() * 500) + randomvec() * 128;
688     h.modelflags    = MF_ROCKET;
689     h.effects       = EF_FLAME | EF_LOWPRECISION;
690     h.avelocity     = randomvec() * 360;
691
692     h.alpha         = 1;
693     h.cnt           = time + (3.5 * random());
694     h.fade_rate     = 1 / min(autocvar_g_vehicle_spiderbot_respawntime, 10);
695     h.fade_time     = time;
696     h.think         = spiderbot_headfade;
697     h.nextthink     = time;
698
699     setorigin(g1, gettaginfo(self.tur_head, gettagindex(self.tur_head, "tag_hardpoint01")));
700     g1.movetype     = MOVETYPE_TOSS;
701     g1.solid        = SOLID_CORPSE;
702     g1.velocity     = v_forward * 700 + (randomvec() * 32);
703     g1.avelocity    = randomvec() * 180;
704
705     setorigin(g2, gettaginfo(self.tur_head, gettagindex(self.tur_head, "tag_hardpoint02")));
706     g2.movetype     = MOVETYPE_TOSS;
707     g2.solid        = SOLID_CORPSE;
708     g2.velocity     = v_forward * 700 + (randomvec() * 32);
709     g2.avelocity    = randomvec() * 180;
710
711     h.colormod = b.colormod = g1.colormod = g2.colormod = '-2 -2 -2';
712
713     SUB_SetFade(b,  time + 5, min(autocvar_g_vehicle_spiderbot_respawntime, 1));
714     //SUB_SetFade(h,  time, min(autocvar_g_vehicle_spiderbot_respawntime, 10));
715     SUB_SetFade(g1, time, min(autocvar_g_vehicle_spiderbot_respawntime, 10));
716     SUB_SetFade(g2, time, min(autocvar_g_vehicle_spiderbot_respawntime, 10));
717
718     RadiusDamage (self, self.enemy, 250, 15, 250, world, 250, DEATH_SBBLOWUP, world);
719
720     self.alpha = self.tur_head.alpha = self.gun1.alpha = self.gun2.alpha = -1;
721     self.movetype   = MOVETYPE_NONE;
722     self.deadflag   = DEAD_DEAD;
723     self.solid      = SOLID_NOT;
724     self.tur_head.effects  &~=  EF_FLAME;
725         self.vehicle_hudmodel.viewmodelforclient = self;
726 }
727
728 void spiderbot_die()
729 {
730     self.health             = 0;
731     self.event_damage       = SUB_Null;
732     self.takedamage         = DAMAGE_NO;
733     self.touch              = SUB_Null;
734     self.cnt                = 3.4 + time + random() * 2;
735     self.think              = spiderbot_blowup;
736     self.nextthink          = time;
737     self.deadflag           = DEAD_DYING;
738         self.frame              = 5;
739         self.tur_head.effects  |= EF_FLAME;
740         self.colormod           = self.tur_head.colormod = '-1 -1 -1';
741         self.frame              = 10;
742         self.movetype           = MOVETYPE_TOSS;
743 }
744
745 float spiderbot_impulse(float _imp)
746 {
747     switch(_imp)
748     {
749         case 10:
750         case 15:        
751         case 18:
752             self.vehicle.vehicle_weapon2mode += 1;
753             if(self.vehicle.vehicle_weapon2mode > SBRM_LAST)
754                 self.vehicle.vehicle_weapon2mode = SBRM_FIRST;
755             
756             //centerprint(self, strcat("Rocket mode is ", ftos(self.vehicle.vehicle_weapon2mode)));
757             CSQCVehicleSetup(self, 0);
758             return TRUE;
759         case 12:
760         case 16:
761         case 19:
762             self.vehicle.vehicle_weapon2mode -= 1;
763             if(self.vehicle.vehicle_weapon2mode < SBRM_FIRST)
764                 self.vehicle.vehicle_weapon2mode = SBRM_LAST;
765             
766             //centerprint(self, strcat("Rocket mode is ", ftos(self.vehicle.vehicle_weapon2mode)));
767             CSQCVehicleSetup(self, 0);
768             return TRUE;
769
770         /*                      
771         case 17: // toss gun, could be used to exit?
772             break;
773         case 20: // Manual minigun reload?
774             break;
775         */
776     }    
777     return FALSE;
778 }
779
780 void spiderbot_spawn(float _f)
781 {
782     if(!self.gun1)
783     {        
784         self.vehicles_impusle   = spiderbot_impulse;
785         self.gun1               = spawn();
786         self.gun2               = spawn();    
787         setmodel(self.gun1, "models/vehicles/spiderbot_barrels.dpm");
788         setmodel(self.gun2, "models/vehicles/spiderbot_barrels.dpm");
789         setattachment(self.gun1, self.tur_head, "tag_hardpoint01");
790         setattachment(self.gun2, self.tur_head, "tag_hardpoint02");
791         self.gravity            = 2;
792         self.mass               = 5000;
793     }
794
795     self.frame              = 5;
796     self.tur_head.frame     = 1;
797     self.think              = spiderbot_think;
798     self.nextthink          = time;
799     self.vehicle_health     = autocvar_g_vehicle_spiderbot_health;
800     self.vehicle_shield     = autocvar_g_vehicle_spiderbot_shield;
801     self.movetype           = MOVETYPE_WALK;
802     self.solid              = SOLID_SLIDEBOX;
803     self.alpha              = self.tur_head.alpha = self.gun1.alpha = self.gun2.alpha = 1;
804     self.tur_head.angles    = '0 0 0';
805
806     setorigin(self, self.pos1 + '0 0 128');
807     self.angles = self.pos2;
808     self.vehicle_impact = spider_impact;
809 }
810
811 void spawnfunc_vehicle_spiderbot()
812 {
813     if(!autocvar_g_vehicle_spiderbot)
814     {
815         remove(self);
816         return;
817     }        
818
819     self.vehicle_flags |= VHF_DMGSHAKE;
820     //self.vehicle_flags |= VHF_DMGROLL;
821     //self.vehicle_flags |= VHF_DMGHEADROLL;
822     
823     precache_model ( "models/vhshield.md3");
824     precache_model ( "models/vehicles/spiderbot.dpm");
825     precache_model ( "models/vehicles/spiderbot_top.dpm");
826     precache_model ( "models/vehicles/spiderbot_barrels.dpm");
827     precache_model ( "models/vehicles/spiderbot_cockpit.dpm");
828     precache_model ( "models/uziflash.md3");
829
830     precache_sound ( "weapons/uzi_fire.wav" );
831     precache_sound ( "weapons/rocket_impact.wav");
832     
833     precache_sound ( "vehicles/spiderbot_die.wav");
834     precache_sound ( "vehicles/spiderbot_idle.wav");
835     precache_sound ( "vehicles/spiderbot_jump.wav");
836     precache_sound ( "vehicles/spiderbot_strafe.wav");
837     precache_sound ( "vehicles/spiderbot_walk.wav");
838     precache_sound ( "vehicles/spiderbot_land.wav");
839
840     if(autocvar_g_vehicle_spiderbot_shield)
841         self.vehicle_flags |= VHF_HASSHIELD;
842
843     if(autocvar_g_vehicle_spiderbot_shield_regen)
844         self.vehicle_flags |= VHF_SHIELDREGEN;
845
846     if(autocvar_g_vehicle_spiderbot_health_regen)
847         self.vehicle_flags |= VHF_HEALTHREGEN;
848         
849     if not (vehicle_initialize(
850              "Spiderbot",
851              "models/vehicles/spiderbot.dpm",
852              "models/vehicles/spiderbot_top.dpm",
853              "models/vehicles/spiderbot_cockpit.dpm",
854              "tag_head", "tag_hud", "",
855              HUD_SPIDERBOT,
856              SPIDERBOT_MIN, SPIDERBOT_MAX,
857              FALSE,
858              spiderbot_spawn, autocvar_g_vehicle_spiderbot_respawntime,
859              spiderbot_frame,
860              spiderbot_enter, spiderbot_exit,
861              spiderbot_die,   spiderbot_think,
862              FALSE, 
863              autocvar_g_vehicle_spiderbot_health))
864     {
865         remove(self);
866         return;
867     }
868 }
869 #endif // SVQC