qcsrc/client/projectile.qc

   1 .vector iorigin1, iorigin2;
   2 .float spawntime;
   3 .vector trail_oldorigin;
   4 .float trail_oldtime;
   5 .float fade_time, fade_rate;
   6
   7 void SUB_Stop()
   8 {
   9         self.move_velocity = self.move_avelocity = '0 0 0';
  10         self.move_movetype = MOVETYPE_NONE;
  11 }
  12
  13 .float alphamod;
  14 .float count; // set if clientside projectile
  15 .float cnt; // sound index
  16 .float gravity;
  17 .float snd_looping;
  18 .float silent;
  19
  20 void Projectile_ResetTrail(vector to)
  21 {
  22         self.trail_oldorigin = to;
  23         self.trail_oldtime = time;
  24 }
  25
  26 void Projectile_DrawTrail(vector to)
  27 {
  28         vector from;
  29         float t0;
  30
  31         from = self.trail_oldorigin;
  32         t0 = self.trail_oldtime;
  33         self.trail_oldorigin = to;
  34         self.trail_oldtime = time;
  35
  36         // force the effect even for stationary firemine
  37         if(self.cnt == PROJECTILE_FIREMINE)
  38                 if(from == to)
  39                         from_z += 1;
  40
  41         if (self.traileffect)
  42         {
  43                 particles_alphamin = particles_alphamax = sqrt(self.alpha);
  44                 boxparticles(self.traileffect, self, from, to, self.velocity, self.velocity, sqrt(self.alpha), PARTICLES_USEALPHA);
  45         }
  46 }
  47
  48 void Projectile_Draw()
  49 {
  50         vector rot;
  51         vector trailorigin;
  52         float f;
  53         float drawn;
  54         float t;
  55         float a;
  56
  57         f = self.move_flags;
  58
  59         if(self.count & 0x80)
  60         {
  61                 //self.move_flags &~= FL_ONGROUND;
  62                 if(self.move_movetype == MOVETYPE_NONE || self.move_movetype == MOVETYPE_FLY)
  63                         Movetype_Physics_NoMatchServer();
  64                         // the trivial movetypes do not have to match the
  65                         // server's ticrate as they are ticrate independent
  66                         // NOTE: this assumption is only true if MOVETYPE_FLY
  67                         // projectiles detonate on impact. If they continue
  68                         // moving, we might still be ticrate dependent.
  69                 else
  70                         Movetype_Physics_MatchServer(autocvar_cl_projectiles_sloppy);
  71                 if(!(self.move_flags & FL_ONGROUND))
  72                         if(self.velocity != '0 0 0')
  73                                 self.move_angles = self.angles = vectoangles(self.velocity);
  74         }
  75         else
  76         {
  77                 InterpolateOrigin_Do();
  78         }
  79
  80         if(self.count & 0x80)
  81         {
  82                 drawn = (time >= self.spawntime - 0.02);
  83                 t = max(time, self.spawntime);
  84         }
  85         else
  86         {
  87                 drawn = (self.iflags & IFLAG_VALID);
  88                 t = time;
  89         }
  90
  91         if(!(f & FL_ONGROUND))
  92         {
  93                 rot = '0 0 0';
  94                 switch(self.cnt)
  95                 {
  96                         /*
  97                         case PROJECTILE_GRENADE:
  98                                 rot = '-2000 0 0'; // forward
  99                                 break;
 100                         */
 101                         case PROJECTILE_GRENADE_BOUNCING:
 102                                 rot = '0 -1000 0'; // sideways
 103                                 break;
 104                         case PROJECTILE_HOOKBOMB:
 105                                 rot = '1000 0 0'; // forward
 106                                 break;
 107                         default:
 108                                 break;
 109                 }
 110                 self.angles = AnglesTransform_ToAngles(AnglesTransform_Multiply(AnglesTransform_FromAngles(self.angles), rot * (t - self.spawntime)));
 111         }
 112
 113         vector ang;
 114         ang = self.angles;
 115         ang_x = -ang_x;
 116         makevectors(ang);
 117
 118         a = 1 - (time - self.fade_time) * self.fade_rate;
 119         self.alpha = bound(0, self.alphamod * a, 1);
 120         if(self.alpha <= 0)
 121                 drawn = 0;
 122         self.renderflags = 0;
 123
 124         trailorigin = self.origin;
 125         switch(self.cnt)
 126         {
 127                 case PROJECTILE_GRENADE:
 128                 case PROJECTILE_GRENADE_BOUNCING:
 129                         trailorigin += v_right * 1 + v_forward * -10;
 130                         break;
 131                 default:
 132                         break;
 133         }
 134         if(drawn)
 135                 Projectile_DrawTrail(trailorigin);
 136         else
 137                 Projectile_ResetTrail(trailorigin);
 138
 139         self.drawmask = 0;
 140
 141         if(!drawn)
 142                 return;
 143
 144         switch(self.cnt)
 145         {
 146                 case PROJECTILE_BULLET_GLOWING:
 147                 case PROJECTILE_BULLET_GLOWING_TRACER:
 148                         adddynamiclight(self.origin, 50 * a, '1 1 0');
 149                         break;
 150                 default:
 151                         break;
 152         }
 153
 154         self.drawmask = MASK_NORMAL;
 155 }
 156
 157 void loopsound(entity e, float ch, string samp, float vol, float attn)
 158 {
 159         if(self.silent)
 160                 return;
 161
 162         sound(e, ch, samp, vol, attn);
 163         e.snd_looping = ch;
 164 }
 165
 166 void Ent_RemoveProjectile()
 167 {
 168         if(self.count & 0x80)
 169         {
 170                 tracebox(self.origin, self.mins, self.maxs, self.origin + self.velocity * 0.05, MOVE_NORMAL, self);
 171                 Projectile_DrawTrail(trace_endpos);
 172         }
 173 }
 174
 175 void Ent_Projectile()
 176 {
 177         float f;
 178
 179         // projectile properties:
 180         //   kind (interpolated, or clientside)
 181         //
 182         //   modelindex
 183         //   origin
 184         //   scale
 185         //   if clientside:
 186         //     velocity
 187         //     gravity
 188         //   soundindex (hardcoded list)
 189         //   effects
 190         //
 191         // projectiles don't send angles, because they always follow the velocity
 192
 193         f = ReadByte();
 194         self.count = (f & 0x80);
 195         self.iflags = (self.iflags & IFLAG_INTERNALMASK) | IFLAG_AUTOANGLES | IFLAG_ANGLES;
 196         self.solid = SOLID_TRIGGER;
 197         //self.effects = EF_NOMODELFLAGS;
 198
 199         // this should make collisions with bmodels more exact, but it leads to
 200         // projectiles no longer being able to lie on a bmodel
 201         self.move_nomonsters = MOVE_WORLDONLY;
 202         if(f & 0x40)
 203                 self.move_flags |= FL_ONGROUND;
 204         else
 205                 self.move_flags &~= FL_ONGROUND;
 206
 207         if(!self.move_time)
 208         {
 209                 // for some unknown reason, we don't need to care for
 210                 // sv_gameplayfix_delayprojectiles here.
 211                 self.move_time = time;
 212                 self.spawntime = time;
 213         }
 214         else
 215                 self.move_time = max(self.move_time, time);
 216
 217         if(!(self.count & 0x80))
 218                 InterpolateOrigin_Undo();
 219
 220         if(f & 1)
 221         {
 222                 self.origin_x = ReadCoord();
 223                 self.origin_y = ReadCoord();
 224                 self.origin_z = ReadCoord();
 225                 if(self.count & 0x80)
 226                 {
 227                         self.velocity_x = ReadCoord();
 228                         self.velocity_y = ReadCoord();
 229                         self.velocity_z = ReadCoord();
 230                         if(f & 0x10)
 231                                 self.gravity = ReadCoord();
 232                         else
 233                                 self.gravity = 0; // none
 234                         self.move_origin = self.origin;
 235                         self.move_velocity = self.velocity;
 236                 }
 237
 238                 if(time == self.spawntime || (self.count & 0x80) || (f & 0x08))
 239                 {
 240                         self.trail_oldorigin = self.origin;
 241                         if(!(self.count & 0x80))
 242                                 InterpolateOrigin_Reset();
 243                 }
 244
 245                 if(f & 0x20)
 246                 {
 247                         self.fade_time = time + ReadByte() * ticrate;
 248                         self.fade_rate = 1 / (ReadByte() * ticrate);
 249                 }
 250                 else
 251                 {
 252                         self.fade_time = 0;
 253                         self.fade_rate = 0;
 254                 }
 255         }
 256
 257         if(f & 2)
 258         {
 259                 self.cnt = ReadByte();
 260
 261                 self.silent = (self.cnt & 0x80);
 262                 self.cnt = (self.cnt & 0x7F);
 263
 264                 self.scale = 1;
 265                 self.traileffect = 0;
 266                 switch(self.cnt)
 267                 {
 268                         case PROJECTILE_ELECTRO: setmodel(self, "models/ebomb.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 269                         case PROJECTILE_ROCKET: setmodel(self, "models/rocket.md3");self.traileffect = particleeffectnum("TR_ROCKET"); self.scale = 2; break;
 270                         case PROJECTILE_BULLET: setmodel(self, "models/tracer.mdl");self.traileffect = particleeffectnum("tr_bullet"); break;
 271                         case PROJECTILE_BULLET_GLOWING: setmodel(self, "models/tracer.mdl");self.traileffect = particleeffectnum("tr_rifle_weak"); break;
 272                         case PROJECTILE_BULLET_GLOWING_TRACER: setmodel(self, "models/tracer.mdl");self.traileffect = particleeffectnum("tr_rifle"); break;
 273                         case PROJECTILE_CRYLINK: setmodel(self, "models/plasmatrail.mdl");self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 274                         case PROJECTILE_CRYLINK_BOUNCING: setmodel(self, "models/plasmatrail.mdl");self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 275                         case PROJECTILE_ELECTRO_BEAM: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 276                         case PROJECTILE_GRENADE: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 277                         case PROJECTILE_GRENADE_BOUNCING: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 278                         case PROJECTILE_MINE: setmodel(self, "models/mine.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 279                         case PROJECTILE_LASER: setmodel(self, "models/laser.mdl");self.traileffect = particleeffectnum(""); break;
 280                         case PROJECTILE_HLAC: setmodel(self, "models/hlac_bullet.md3");self.traileffect = particleeffectnum(""); break;
 281                         case PROJECTILE_PORTO_RED: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_WIZSPIKE"); self.scale = 4; break;
 282                         case PROJECTILE_PORTO_BLUE: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_WIZSPIKE"); self.scale = 4; break;
 283                         case PROJECTILE_HOOKBOMB: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_KNIGHTSPIKE"); break;
 284                         case PROJECTILE_HAGAR: setmodel(self, "models/hagarmissile.mdl");self.traileffect = particleeffectnum("tr_hagar"); self.scale = 0.75; break;
 285                         case PROJECTILE_HAGAR_BOUNCING: setmodel(self, "models/hagarmissile.mdl");self.traileffect = particleeffectnum("tr_hagar"); self.scale = 0.75; break;
 286                         case PROJECTILE_FIREBALL: self.model = ""; self.modelindex = 0; self.traileffect = particleeffectnum("fireball"); break; // particle effect is good enough
 287                         case PROJECTILE_FIREMINE: self.model = ""; self.modelindex = 0; self.traileffect = particleeffectnum("firemine"); break; // particle effect is good enough
 288                         case PROJECTILE_TAG: setmodel(self, "models/laser.mdl"); self.traileffect = particleeffectnum("TR_ROCKET"); break;
 289                         case PROJECTILE_FLAC: setmodel(self, "models/hagarmissile.mdl"); self.scale = 0.4; self.traileffect = particleeffectnum("TR_SEEKER"); break;
 290                         case PROJECTILE_SEEKER: setmodel(self, "models/tagrocket.md3"); self.traileffect = particleeffectnum("TR_SEEKER"); break;
 291
 292                         case PROJECTILE_RAPTORBOMB:    setmodel(self, "models/vehicles/clusterbomb.md3"); self.gravity = 1; self.avelocity = '0 0 180'; self.traileffect = particleeffectnum(""); break;
 293                         case PROJECTILE_RAPTORBOMBLET: setmodel(self, "models/vehicles/bomblet.md3");     self.gravity = 1; self.avelocity = '0 0 180'; self.traileffect = particleeffectnum(""); break;
 294                         case PROJECTILE_RAPTORCANNON:  setmodel(self, "models/plasmatrail.mdl"); self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 295
 296                         case PROJECTILE_SPIDERROCKET: setmodel(self, "models/vehicles/rocket02.md3"); self.traileffect = particleeffectnum("spiderbot_rocket_thrust"); break;
 297                         case PROJECTILE_WAKIROCKET:   setmodel(self, "models/vehicles/rocket01.md3");  self.traileffect = particleeffectnum("wakizashi_rocket_thrust"); break;
 298                         case PROJECTILE_WAKICANNON:   setmodel(self, "models/laser.mdl");  self.traileffect = particleeffectnum(""); break;
 299
 300                         case PROJECTILE_BUMBLE_GUN: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 301                         case PROJECTILE_BUMBLE_BEAM: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 302
 303                         default:
 304                                 error("Received invalid CSQC projectile, can't work with this!");
 305                                 break;
 306                 }
 307
 308                 self.mins = '0 0 0';
 309                 self.maxs = '0 0 0';
 310                 self.colormod = '0 0 0';
 311                 self.move_touch = SUB_Stop;
 312                 self.move_movetype = MOVETYPE_TOSS;
 313                 self.alphamod = 1;
 314
 315                 switch(self.cnt)
 316                 {
 317                         case PROJECTILE_ELECTRO:
 318                                 // only new engines support sound moving with object
 319                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/electro_fly.wav", VOL_BASE, ATTN_NORM);
 320                                 self.mins = '0 0 -4';
 321                                 self.maxs = '0 0 -4';
 322                                 self.move_movetype = MOVETYPE_BOUNCE;
 323                                 self.move_touch = func_null;
 324                                 self.move_bounce_factor = g_balance_electro_secondary_bouncefactor;
 325                                 self.move_bounce_stopspeed = g_balance_electro_secondary_bouncestop;
 326                                 break;
 327                         case PROJECTILE_ROCKET:
 328                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/rocket_fly.wav", VOL_BASE, ATTN_NORM);
 329                                 self.mins = '-3 -3 -3';
 330                                 self.maxs = '3 3 3';
 331                                 break;
 332                         case PROJECTILE_GRENADE:
 333                                 self.mins = '-3 -3 -3';
 334                                 self.maxs = '3 3 3';
 335                                 break;
 336                         case PROJECTILE_GRENADE_BOUNCING:
 337                                 self.mins = '-3 -3 -3';
 338                                 self.maxs = '3 3 3';
 339                                 self.move_movetype = MOVETYPE_BOUNCE;
 340                                 self.move_touch = func_null;
 341                                 self.move_bounce_factor = g_balance_grenadelauncher_bouncefactor;
 342                                 self.move_bounce_stopspeed = g_balance_grenadelauncher_bouncestop;
 343                                 break;
 344                         case PROJECTILE_MINE:
 345                                 self.mins = '-4 -4 -4';
 346                                 self.maxs = '4 4 4';
 347                                 break;
 348                         case PROJECTILE_PORTO_RED:
 349                                 self.colormod = '2 1 1';
 350                                 self.alphamod = 0.5;
 351                                 self.move_movetype = MOVETYPE_BOUNCE;
 352                                 self.move_touch = func_null;
 353                                 break;
 354                         case PROJECTILE_PORTO_BLUE:
 355                                 self.colormod = '1 1 2';
 356                                 self.alphamod = 0.5;
 357                                 self.move_movetype = MOVETYPE_BOUNCE;
 358                                 self.move_touch = func_null;
 359                                 break;
 360                         case PROJECTILE_HAGAR_BOUNCING:
 361                                 self.move_movetype = MOVETYPE_BOUNCE;
 362                                 self.move_touch = func_null;
 363                                 break;
 364                         case PROJECTILE_CRYLINK_BOUNCING:
 365                                 self.move_movetype = MOVETYPE_BOUNCE;
 366                                 self.move_touch = func_null;
 367                                 break;
 368                         case PROJECTILE_FIREBALL:
 369                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/fireball_fly2.wav", VOL_BASE, ATTN_NORM);
 370                                 self.mins = '-16 -16 -16';
 371                                 self.maxs = '16 16 16';
 372                                 break;
 373                         case PROJECTILE_FIREMINE:
 374                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/fireball_fly.wav", VOL_BASE, ATTN_NORM);
 375                                 self.move_movetype = MOVETYPE_BOUNCE;
 376                                 self.move_touch = func_null;
 377                                 self.mins = '-4 -4 -4';
 378                                 self.maxs = '4 4 4';
 379                                 break;
 380                         case PROJECTILE_TAG:
 381                                 self.mins = '-2 -2 -2';
 382                                 self.maxs = '2 2 2';
 383                                 break;
 384                         case PROJECTILE_FLAC:
 385                                 self.mins = '-2 -2 -2';
 386                                 self.maxs = '2 2 2';
 387                                 break;
 388                         case PROJECTILE_SEEKER:
 389                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTN_NORM);
 390                                 self.mins = '-4 -4 -4';
 391                                 self.maxs = '4 4 4';
 392                                 break;
 393             case PROJECTILE_RAPTORBOMB:
 394                                 self.mins = '-3 -3 -3';
 395                                 self.maxs = '3 3 3';
 396                                 break;
 397             case PROJECTILE_RAPTORBOMBLET:
 398                                 break;
 399             case PROJECTILE_RAPTORCANNON:
 400                                 break;
 401             case PROJECTILE_SPIDERROCKET:
 402                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTN_NORM);
 403                                 break;
 404             case PROJECTILE_WAKIROCKET:
 405                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTN_NORM);
 406                                 break;
 407             /*
 408             case PROJECTILE_WAKICANNON:
 409                                 break;
 410                         case PROJECTILE_BUMBLE_GUN:
 411                                 // only new engines support sound moving with object
 412                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/electro_fly.wav", VOL_BASE, ATTN_NORM);
 413                                 self.mins = '0 0 -4';
 414                                 self.maxs = '0 0 -4';
 415                                 self.move_movetype = MOVETYPE_BOUNCE;
 416                                 self.move_touch = func_null;
 417                                 self.move_bounce_factor = g_balance_electro_secondary_bouncefactor;
 418                                 self.move_bounce_stopspeed = g_balance_electro_secondary_bouncestop;
 419                                 break;
 420                         */
 421                         default:
 422                                 break;
 423                 }
 424         }
 425
 426         if(self.gravity)
 427         {
 428                 if(self.move_movetype == MOVETYPE_FLY)
 429                         self.move_movetype = MOVETYPE_TOSS;
 430                 if(self.move_movetype == MOVETYPE_BOUNCEMISSILE)
 431                         self.move_movetype = MOVETYPE_BOUNCE;
 432         }
 433         else
 434         {
 435                 if(self.move_movetype == MOVETYPE_TOSS)
 436                         self.move_movetype = MOVETYPE_FLY;
 437                 if(self.move_movetype == MOVETYPE_BOUNCE)
 438                         self.move_movetype = MOVETYPE_BOUNCEMISSILE;
 439         }
 440
 441         if(!(self.count & 0x80))
 442                 InterpolateOrigin_Note();
 443
 444         self.draw = Projectile_Draw;
 445         self.entremove = Ent_RemoveProjectile;
 446 }
 447
 448 void Projectile_Precache()
 449 {
 450         precache_model("models/ebomb.mdl");
 451         precache_model("models/elaser.mdl");
 452         precache_model("models/grenademodel.md3");
 453         precache_model("models/mine.md3");
 454         precache_model("models/hagarmissile.mdl");
 455         precache_model("models/hlac_bullet.md3");
 456         precache_model("models/laser.mdl");
 457         precache_model("models/plasmatrail.mdl");
 458         precache_model("models/rocket.md3");
 459         precache_model("models/tagrocket.md3");
 460         precache_model("models/tracer.mdl");
 461
 462         precache_sound("weapons/electro_fly.wav");
 463         precache_sound("weapons/rocket_fly.wav");
 464         precache_sound("weapons/fireball_fly.wav");
 465         precache_sound("weapons/fireball_fly2.wav");
 466         precache_sound("weapons/tag_rocket_fly.wav");
 467
 468 }