data/qcsrc/server/w_rocketlauncher.qc

   1
   2 .float rl_sound;
   3 .float rl_detonate_later;
   4
   5 void W_Rocket_Explode (void)
   6 {
   7         vector  org2;
   8         sound (self, CHAN_PROJECTILE, "weapons/rocket_impact.wav", VOL_BASE, ATTN_NORM);
   9         org2 = findbetterlocation (self.origin, 16);
  10
  11         pointparticles(particleeffectnum("rocket_explode"), org2, '0 0 0', 1);
  12
  13         //effect (org2, "models/sprites/rockexpl.spr", 0, 12, 35);
  14         self.event_damage = SUB_Null;
  15         RadiusDamage (self, self.owner, cvar("g_balance_rocketlauncher_damage"), cvar("g_balance_rocketlauncher_edgedamage"), cvar("g_balance_rocketlauncher_radius"), world, cvar("g_balance_rocketlauncher_force"), IT_ROCKET_LAUNCHER);
  16
  17         if (self.owner.weapon == WEP_ROCKET_LAUNCHER)
  18         {
  19                 if(self.owner.ammo_rockets < cvar("g_balance_rocketlauncher_ammo"))
  20                 {
  21                         self.owner.cnt = WEP_ROCKET_LAUNCHER;
  22                         ATTACK_FINISHED(self.owner) = time;
  23                         self.owner.switchweapon = w_getbestweapon(self.owner);
  24                 }
  25                 if(g_laserguided_missile)
  26                         ATTACK_FINISHED(self.owner) = time + cvar("g_balance_rocketlauncher_refire");
  27         }
  28         remove (self);
  29 }
  30
  31 entity FindLaserTarget(entity e, float dist_variance, float dot_variance)
  32 {
  33         entity head, selected;
  34         vector dir;
  35         float dist, maxdist,// bestdist,
  36                 dot,// bestdot,
  37                 points, bestpoints;
  38         //bestdist = 9999;
  39         //bestdot = -2;
  40         bestpoints = 0;
  41         maxdist = 800;
  42         selected = world;
  43
  44         makevectors(e.angles);
  45
  46         head = find(world, classname, "laser_target");
  47         while(head)
  48         {
  49                 points = 0;
  50                 dir = normalize(head.origin - self.origin);
  51                 dot = dir * v_forward;
  52                 dist = vlen(head.origin - self.origin);
  53                 if(dist > maxdist)
  54                         dist = maxdist;
  55
  56                 // gain points for being in front
  57                 points = points + ((dot+1)*0.5) * 500
  58                         * (1 + crandom()*dot_variance);
  59                 // gain points for being close away
  60                 points = points + (1 - dist/maxdist) * 1000
  61                         * (1 + crandom()*dot_variance);
  62
  63                 traceline(e.origin, head.origin, TRUE, self);
  64                 if(trace_fraction < 1)
  65                 {
  66                         points = 0;
  67                 }
  68
  69                 if(points > bestpoints)//random() > 0.5)//
  70                 {
  71                         bestpoints = points;
  72                         selected = head;
  73                 }
  74
  75                 head = find(head, classname, "laser_target");
  76         }
  77
  78         //bprint(selected.owner.netname);
  79         //bprint("\n");
  80         return selected;
  81 }
  82
  83 void W_Rocket_RemoteExplode()
  84 {
  85         if(self.owner.deadflag == DEAD_NO)
  86         {
  87                 if((self.spawnshieldtime >= 0)
  88                         ? (time >= self.spawnshieldtime) // timer
  89                         : (vlen(NearestPointOnBox(self.owner, self.origin) - self.origin) > cvar("g_balance_rocketlauncher_radius")) // safety device
  90                 )
  91                 {
  92                         W_Rocket_Explode ();
  93                 }
  94                 else
  95                 {
  96                 }
  97         }
  98 }
  99
 100 void W_Rocket_Think (void)
 101 {
 102         entity e;
 103         vector desireddir, olddir, newdir;
 104         float turnrate, velspeed;
 105         self.nextthink = time;
 106         if (time > self.cnt)
 107         {
 108                 W_Rocket_Explode ();
 109                 return;
 110         }
 111
 112         if(g_laserguided_missile)
 113         {
 114                 // accelerate
 115                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0');
 116                 velspeed = cvar("g_balance_rocketlauncher_laserguided_speed") - (self.velocity * v_forward);
 117                 if (velspeed > 0)
 118                         self.velocity = self.velocity + v_forward * min(cvar("g_balance_rocketlauncher_laserguided_speedaccel") * frametime, velspeed);
 119         }
 120         else
 121         {
 122                 // accelerate
 123                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0');
 124                 velspeed = cvar("g_balance_rocketlauncher_speed") - (self.velocity * v_forward);
 125                 if (velspeed > 0)
 126                         self.velocity = self.velocity + v_forward * min(cvar("g_balance_rocketlauncher_speedaccel") * frametime, velspeed);
 127         }
 128
 129         // laser guided, or remote detonation
 130         if (self.owner.weapon == WEP_ROCKET_LAUNCHER)
 131         {
 132                 if(g_laserguided_missile)
 133                 {
 134                         if(!self.owner.BUTTON_ATCK)
 135                                 self.ltime = -1; // indicate that the player has let go of the button
 136
 137
 138                         if(self.owner.deadflag == DEAD_NO)
 139                         if (self.owner.BUTTON_ATCK && self.ltime < 0) // if the player let go of the button and then pushed it again
 140                                 self.rl_detonate_later = TRUE;
 141                         if(self.rl_detonate_later)
 142                                 W_Rocket_RemoteExplode();
 143
 144                         if(cvar("g_balance_rocketlauncher_laserguided_allow_steal"))
 145                         {
 146                                 if(self.owner.laser_on)
 147                                 {
 148                                         if(self.attack_finished_single < time)
 149                                         {
 150                                                 self.attack_finished_single = time + 0.2 + random()*0.3;
 151                                                 self.enemy = FindLaserTarget(self, 0.7, 0.7);
 152                                         }
 153
 154                                         if(!self.enemy)
 155                                                 self.enemy = self.owner.weaponentity.lasertarget;
 156                                 }
 157                                 else self.enemy = world;
 158                         }
 159                         else // don't allow stealing: always target my owner's laser (if it exists)
 160                                 self.enemy = self.owner.weaponentity.lasertarget;
 161
 162                         if(self.enemy != world)
 163                         {
 164                                 //bprint("Targeting ", self.enemy.owner.netname, "'s laser\n");
 165                                 velspeed = vlen(self.velocity);
 166                                 e = self.enemy;//self.owner.weaponentity.lasertarget;
 167                                 turnrate = cvar("g_balance_rocketlauncher_laserguided_turnrate");//0.65;                                                // how fast to turn
 168                                 desireddir = normalize(e.origin - self.origin);         // get direction from my position to the laser target
 169                                 olddir = normalize(self.velocity);                                      // get my current direction
 170                                 newdir = normalize((olddir + desireddir * turnrate) * 0.5);     // take the average of the 2 directions; not the best method but simple & easy
 171                                 self.velocity = newdir * velspeed;                                      // make me fly in the new direction at my flight speed
 172                                 self.angles = vectoangles(self.velocity);                       // turn model in the new flight direction
 173
 174                                 ATTACK_FINISHED(self.owner) = time + 0.2;
 175                         }
 176                 }
 177                 else
 178                 {
 179                         if (self.owner.BUTTON_ATCK2)
 180                                 self.rl_detonate_later = TRUE;
 181                         if(self.rl_detonate_later)
 182                                 W_Rocket_RemoteExplode();
 183                 }
 184         }
 185 }
 186
 187 void W_Rocket_Touch (void)
 188 {
 189         if(self.owner && self.owner.lastrocket == self)
 190                 self.owner.lastrocket = world;
 191         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
 192         {
 193                 sound (self, CHAN_PROJECTILE, "misc/null.wav", VOL_BASE, ATTN_NORM);
 194                 remove(self);
 195                 return;
 196         }
 197         W_Rocket_Explode ();
 198 }
 199
 200 void W_Rocket_Damage (entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector force)
 201 {
 202         self.health = self.health - damage;
 203         self.angles = vectoangles(self.velocity);
 204         if (self.health <= 0)
 205         {
 206                 self.owner = attacker;
 207                 W_Rocket_Explode();
 208         }
 209 }
 210
 211 void W_Rocket_Attack (void)
 212 {
 213         local entity missile;
 214         local entity flash, flash2;
 215
 216         if (cvar("g_use_ammunition") && !g_rocketarena)
 217                 self.ammo_rockets = self.ammo_rockets - cvar("g_balance_rocketlauncher_ammo");
 218
 219         W_SetupShot (self, '25 3 -4', FALSE, 5, "weapons/rocket_fire.wav");
 220         //W_SetupShot (self, '25 8 -8', FALSE, 5, "weapons/rocket_fire.wav"); // TODO: move model to the right a little
 221         pointparticles(particleeffectnum("rocketlauncher_muzzleflash"), w_shotorg, w_shotdir * 1000, 1);
 222
 223         missile = spawn ();
 224         missile.owner = self;
 225         self.lastrocket = missile;
 226         if(cvar("g_balance_rocketlauncher_detonatedelay") >= 0)
 227                 missile.spawnshieldtime = time + cvar("g_balance_rocketlauncher_detonatedelay");
 228         else
 229                 missile.spawnshieldtime = -1;
 230         missile.classname = "missile";
 231         missile.bot_dodge = TRUE;
 232         missile.bot_dodgerating = cvar("g_balance_rocketlauncher_primary_damage") * 2; // * 2 because it can be detonated inflight which makes it even more dangerous
 233
 234         missile.takedamage = DAMAGE_YES;
 235         missile.damageforcescale = 4;
 236         missile.health = 30;
 237         missile.event_damage = W_Rocket_Damage;
 238
 239         missile.movetype = MOVETYPE_FLY;
 240         missile.solid = SOLID_BBOX;
 241         setmodel (missile, "models/rocket.md3"); // precision set below
 242         setsize (missile, '-3 -3 -3', '3 3 3'); // give it some size so it can be shot
 243
 244         setorigin (missile, w_shotorg - v_forward * 3); // move it back so it hits the wall at the right point
 245         if(g_laserguided_missile && self.laser_on)
 246                 missile.velocity = w_shotdir * cvar("g_balance_rocketlauncher_laserguided_speedstart");
 247         else
 248                 missile.velocity = w_shotdir * cvar("g_balance_rocketlauncher_speedstart");
 249         W_SetupProjectileVelocity(missile);
 250         missile.angles = vectoangles (missile.velocity);
 251
 252         missile.touch = W_Rocket_Touch;
 253         missile.think = W_Rocket_Think;
 254         missile.nextthink = time;
 255         missile.cnt = time + cvar("g_balance_rocketlauncher_lifetime");
 256         missile.effects = EF_LOWPRECISION;
 257         sound (missile, CHAN_PROJECTILE, "weapons/rocket_fly.wav", 0.4 * VOL_BASE, ATTN_NORM);
 258         missile.flags = FL_PROJECTILE;
 259
 260         // muzzle flash for 1st person view
 261         flash = spawn ();
 262         flash.scale = 1.2;
 263         flash.angles_z = 180;
 264         flash.owner = self;
 265         flash.viewmodelforclient = self;
 266         flash.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;
 267         setorigin (flash, '35 8 0');
 268         setmodel (flash, "models/flash.md3"); // precision set below
 269         setattachment(flash, self.weaponentity, "bone01");
 270         SUB_SetFade (flash, time, 0.4);
 271
 272         // muzzle flash for 3rd person view
 273         flash2 = spawn ();
 274         flash2.scale = 0.8;
 275         flash2.angles_y = 180;
 276         flash2.angles_z = 90;
 277         setorigin (flash2, '42 0 5');
 278         setmodel (flash2, "models/flash.md3"); // precision set below
 279         setattachment(flash2, self.exteriorweaponentity, "");
 280         SUB_SetFade (flash2, time, 0.4);
 281
 282         // common properties
 283         flash.effects = flash2.effects = EF_ADDITIVE | EF_FULLBRIGHT | EF_LOWPRECISION;
 284 }
 285
 286 float w_rlauncher(float req)
 287 {
 288         if (req == WR_AIM)
 289         {
 290                 // aim and decide to fire if appropriate
 291                 self.BUTTON_ATCK = bot_aim(cvar("g_balance_rocketlauncher_speed"), 0, cvar("g_balance_rocketlauncher_lifetime"), FALSE);
 292                 if(skill >= 2) // skill 0 and 1 bots won't detonate rockets!
 293                 {
 294                         // decide whether to detonate rockets
 295                         local entity missile, targetlist, targ;
 296                         local float edgedamage, coredamage, edgeradius, recipricoledgeradius, d;
 297                         local float selfdamage, teamdamage, enemydamage;
 298                         edgedamage = cvar("g_balance_rocketlauncher_edgedamage");
 299                         coredamage = cvar("g_balance_rocketlauncher_damage");
 300                         edgeradius = cvar("g_balance_rocketlauncher_radius");
 301                         recipricoledgeradius = 1 / edgeradius;
 302                         selfdamage = 0;
 303                         teamdamage = 0;
 304                         enemydamage = 0;
 305                         targetlist = findchainfloat(bot_attack, TRUE);
 306                         missile = find(world, classname, "missile");
 307                         while (missile)
 308                         {
 309                                 if (missile.owner != self)
 310                                 {
 311                                         missile = find(missile, classname, "missile");
 312                                         continue;
 313                                 }
 314                                 targ = targetlist;
 315                                 while (targ)
 316                                 {
 317                                         d = vlen(targ.origin + (targ.mins + targ.maxs) * 0.5 - missile.origin);
 318                                         d = bound(0, edgedamage + (coredamage - edgedamage) * sqrt(1 - d * recipricoledgeradius), 10000);
 319                                         // count potential damage according to type of target
 320                                         if (targ == self)
 321                                                 selfdamage = selfdamage + d;
 322                                         else if (targ.team == self.team && teamplay)
 323                                                 teamdamage = teamdamage + d;
 324                                         else if (bot_shouldattack(targ))
 325                                                 enemydamage = enemydamage + d;
 326                                         targ = targ.chain;
 327                                 }
 328                                 missile = find(missile, classname, "missile");
 329                         }
 330                         local float desirabledamage;
 331                         desirabledamage = enemydamage;
 332                         if (teamplay != 1 && time > self.invincible_finished && time > self.spawnshieldtime)
 333                                 desirabledamage = desirabledamage - selfdamage * cvar("g_balance_selfdamagepercent");
 334                         if (self.team && teamplay == 2)
 335                                 desirabledamage = desirabledamage - teamdamage;
 336
 337                         missile = find(world, classname, "missile");
 338                         while (missile)
 339                         {
 340                                 if (missile.owner != self)
 341                                 {
 342                                         missile = find(missile, classname, "missile");
 343                                         continue;
 344                                 }
 345                                 makevectors(missile.v_angle);
 346                                 targ = targetlist;
 347                                 if (skill > 9) // normal players only do this for the target they are tracking
 348                                 {
 349                                         targ = targetlist;
 350                                         while (targ)
 351                                         {
 352                                                 if (
 353                                                         (v_forward * normalize(missile.origin - targ.origin)< 0.1)
 354                                                         && desirabledamage > 0.1*coredamage
 355                                                 )self.BUTTON_ATCK2 = TRUE;
 356                                                 targ = targ.chain;
 357                                         }
 358                                 }else{
 359                                         local float distance; distance= bound(300,vlen(self.origin-self.enemy.origin),30000);
 360                                         //As the distance gets larger, a correct detonation gets near imposible
 361                                         //Bots are assumed to use the rocket spawnfunc_light to see if the rocket gets near a player
 362                                         if(v_forward * normalize(missile.origin - self.enemy.origin)< 0.1)
 363                                                 if(self.enemy.classname == "player")
 364                                                         if(desirabledamage >= 0.1*coredamage)
 365                                                                 if(random()/distance*300 > frametime*bound(0,(10-skill)*0.2,1))
 366                                                                         self.BUTTON_ATCK2 = TRUE;
 367                                 //      dprint(ftos(random()/distance*300),">");dprint(ftos(frametime*bound(0,(10-skill)*0.2,1)),"\n");
 368                                 }
 369
 370                                 missile = find(missile, classname, "missile");
 371                         }
 372                         // if we would be doing at X percent of the core damage, detonate it
 373                         // but don't fire a new shot at the same time!
 374                         if (desirabledamage >= 0.75 * coredamage) //this should do group damage in rare fortunate events
 375                                 self.BUTTON_ATCK2 = TRUE;
 376                         if ((skill > 6.5) && (selfdamage > self.health))
 377                                 self.BUTTON_ATCK2 = FALSE;
 378                         //if(self.BUTTON_ATCK2 == TRUE)
 379                         //      dprint(ftos(desirabledamage),"\n");
 380                         if (self.BUTTON_ATCK2 == TRUE) self.BUTTON_ATCK = FALSE;
 381                 }
 382         }
 383         else if (req == WR_THINK)
 384         {
 385                 if (self.BUTTON_ATCK)
 386                 if (weapon_prepareattack(0, cvar("g_balance_rocketlauncher_refire")))
 387                 {
 388                         W_Rocket_Attack();
 389                         weapon_thinkf(WFRAME_FIRE1, cvar("g_balance_rocketlauncher_animtime"), w_ready);
 390                 }
 391                 if (self.BUTTON_ATCK2)
 392                 if(time > self.rl_sound)
 393                 {
 394                         self.rl_sound = time + 1;
 395                         sound (self, CHAN_WEAPON, "weapons/rocket_det.wav", 0.5 * VOL_BASE, ATTN_NORM);
 396                 }
 397                 if (self.BUTTON_ATCK2)
 398                 if(g_laserguided_missile)
 399                 if(self.exteriorweaponentity.attack_finished_single < time)
 400                 {
 401                         self.exteriorweaponentity.attack_finished_single = time + 0.4;
 402                         self.laser_on = !self.laser_on;
 403                         sound (self, CHAN_WEAPON, "weapons/tink1.wav", VOL_BASE, ATTN_NORM);
 404                 }
 405         }
 406         else if (req == WR_PRECACHE)
 407         {
 408                 precache_model ("models/flash.md3");
 409                 precache_model ("models/rocket.md3");
 410                 precache_model ("models/weapons/g_rl.md3");
 411                 precache_model ("models/weapons/v_rl.md3");
 412                 precache_model ("models/weapons/w_rl.zym");
 413                 precache_sound ("weapons/rocket_det.wav");
 414                 precache_sound ("weapons/rocket_fire.wav");
 415                 precache_sound ("weapons/rocket_fly.wav");
 416                 precache_sound ("weapons/rocket_impact.wav");
 417                 if (g_laserguided_missile)
 418                         precache_model ("models/laser_dot.mdl"); // rocket launcher
 419         }
 420         else if (req == WR_SETUP)
 421                 weapon_setup(WEP_ROCKET_LAUNCHER, "rl", IT_ROCKETS);
 422         else if (req == WR_CHECKAMMO1)
 423         {
 424                 // don't switch while guiding a missile
 425                 if ((ATTACK_FINISHED(self) <= time || self.weapon != WEP_ROCKET_LAUNCHER)
 426                         && self.ammo_rockets < cvar("g_balance_rocketlauncher_ammo"))
 427                         return FALSE;
 428         }
 429         else if (req == WR_CHECKAMMO2)
 430                 return FALSE;
 431         else if (req == WR_REGISTER)
 432                 weapon_register(WEP_ROCKET_LAUNCHER, cvar("g_balance_rocketlauncher_ammo"));
 433         return TRUE;
 434 };