qcsrc/client/weapons/projectile.qc

   1 #include "../../common/constants.qh"
   2 #include "../../common/nades.qh"
   3 #include "../../common/util.qh"
   4 #include "../../csqcmodellib/interpolate.qh"
   5 #include "../../warpzonelib/anglestransform.qh"
   6 #include "../autocvars.qh"
   7 #include "../defs.qh"
   8 #include "../main.qh"
   9 #include "../movetypes.qh"
  10 #include "projectile.qh"
  11
  12 .float alpha;
  13 .float scale;
  14 .vector colormod;
  15
  16 void SUB_Stop()
  17 {
  18         self.move_velocity = self.move_avelocity = '0 0 0';
  19         self.move_movetype = MOVETYPE_NONE;
  20 }
  21
  22 void Projectile_ResetTrail(vector to)
  23 {
  24         self.trail_oldorigin = to;
  25         self.trail_oldtime = time;
  26 }
  27
  28 void Projectile_DrawTrail(vector to)
  29 {
  30         vector from;
  31         float t0;
  32
  33         from = self.trail_oldorigin;
  34         t0 = self.trail_oldtime;
  35         self.trail_oldorigin = to;
  36         self.trail_oldtime = time;
  37
  38         // force the effect even for stationary firemine
  39         if(self.cnt == PROJECTILE_FIREMINE)
  40                 if(from == to)
  41                         from.z += 1;
  42
  43         if (self.traileffect)
  44         {
  45                 particles_alphamin = particles_alphamax = particles_fade = sqrt(self.alpha);
  46                 boxparticles(self.traileffect, self, from, to, self.velocity, self.velocity, 1, PARTICLES_USEALPHA | PARTICLES_USEFADE | PARTICLES_DRAWASTRAIL);
  47         }
  48 }
  49
  50 void Projectile_Draw()
  51 {
  52         vector rot;
  53         vector trailorigin;
  54         int f;
  55         bool drawn;
  56         float t;
  57         float a;
  58
  59         f = self.move_flags;
  60
  61         if(self.count & 0x80)
  62         {
  63                 //self.move_flags &= ~FL_ONGROUND;
  64                 if(self.move_movetype == MOVETYPE_NONE || self.move_movetype == MOVETYPE_FLY)
  65                         Movetype_Physics_NoMatchServer();
  66                         // the trivial movetypes do not have to match the
  67                         // server's ticrate as they are ticrate independent
  68                         // NOTE: this assumption is only true if MOVETYPE_FLY
  69                         // projectiles detonate on impact. If they continue
  70                         // moving, we might still be ticrate dependent.
  71                 else
  72                         Movetype_Physics_MatchServer(autocvar_cl_projectiles_sloppy);
  73                 if(!(self.move_flags & FL_ONGROUND))
  74                         if(self.velocity != '0 0 0')
  75                                 self.move_angles = self.angles = vectoangles(self.velocity);
  76         }
  77         else
  78         {
  79                 InterpolateOrigin_Do();
  80         }
  81
  82         if(self.count & 0x80)
  83         {
  84                 drawn = (time >= self.spawntime - 0.02);
  85                 t = max(time, self.spawntime);
  86         }
  87         else
  88         {
  89                 drawn = (self.iflags & IFLAG_VALID);
  90                 t = time;
  91         }
  92
  93         if(!(f & FL_ONGROUND))
  94         {
  95                 rot = '0 0 0';
  96                 switch(self.cnt)
  97                 {
  98                         /*
  99                         case PROJECTILE_GRENADE:
 100                                 rot = '-2000 0 0'; // forward
 101                                 break;
 102                         */
 103                         case PROJECTILE_GRENADE_BOUNCING:
 104                                 rot = '0 -1000 0'; // sideways
 105                                 break;
 106                         case PROJECTILE_HOOKBOMB:
 107                                 rot = '1000 0 0'; // forward
 108                                 break;
 109                         default:
 110                                 break;
 111                 }
 112
 113                 if(Nade_IDFromProjectile(self.cnt) != 0)
 114                         rot = self.avelocity;
 115
 116                 self.angles = AnglesTransform_ToAngles(AnglesTransform_Multiply(AnglesTransform_FromAngles(self.angles), rot * (t - self.spawntime)));
 117         }
 118
 119         vector ang;
 120         ang = self.angles;
 121         ang.x = -ang.x;
 122         makevectors(ang);
 123
 124         a = 1 - (time - self.fade_time) * self.fade_rate;
 125         self.alpha = bound(0, self.alphamod * a, 1);
 126         if(self.alpha <= 0)
 127                 drawn = 0;
 128         self.renderflags = 0;
 129
 130         trailorigin = self.origin;
 131         switch(self.cnt)
 132         {
 133                 case PROJECTILE_GRENADE:
 134                 case PROJECTILE_GRENADE_BOUNCING:
 135                         trailorigin += v_right * 1 + v_forward * -10;
 136                         break;
 137                 default:
 138                         break;
 139         }
 140
 141         if(Nade_IDFromProjectile(self.cnt) != 0)
 142                 trailorigin += v_up * 4;
 143
 144         if(drawn)
 145                 Projectile_DrawTrail(trailorigin);
 146         else
 147                 Projectile_ResetTrail(trailorigin);
 148
 149         self.drawmask = 0;
 150
 151         if(!drawn)
 152                 return;
 153
 154         switch(self.cnt)
 155         {
 156                 // Possibly add dlights here.
 157                 default:
 158                         break;
 159         }
 160
 161         self.drawmask = MASK_NORMAL;
 162 }
 163
 164 void loopsound(entity e, int ch, string samp, float vol, float attn)
 165 {
 166         if(self.silent)
 167                 return;
 168
 169         sound(e, ch, samp, vol, attn);
 170         e.snd_looping = ch;
 171 }
 172
 173 void Ent_RemoveProjectile()
 174 {
 175         if(self.count & 0x80)
 176         {
 177                 tracebox(self.origin, self.mins, self.maxs, self.origin + self.velocity * 0.05, MOVE_NORMAL, self);
 178                 Projectile_DrawTrail(trace_endpos);
 179         }
 180 }
 181
 182 void Ent_Projectile()
 183 {
 184         int f;
 185
 186         // projectile properties:
 187         //   kind (interpolated, or clientside)
 188         //
 189         //   modelindex
 190         //   origin
 191         //   scale
 192         //   if clientside:
 193         //     velocity
 194         //     gravity
 195         //   soundindex (hardcoded list)
 196         //   effects
 197         //
 198         // projectiles don't send angles, because they always follow the velocity
 199
 200         f = ReadByte();
 201         self.count = (f & 0x80);
 202         self.iflags = (self.iflags & IFLAG_INTERNALMASK) | IFLAG_AUTOANGLES | IFLAG_ANGLES | IFLAG_ORIGIN;
 203         self.solid = SOLID_TRIGGER;
 204         //self.effects = EF_NOMODELFLAGS;
 205
 206         // this should make collisions with bmodels more exact, but it leads to
 207         // projectiles no longer being able to lie on a bmodel
 208         self.move_nomonsters = MOVE_WORLDONLY;
 209         if(f & 0x40)
 210                 self.move_flags |= FL_ONGROUND;
 211         else
 212                 self.move_flags &= ~FL_ONGROUND;
 213
 214         if(!self.move_time)
 215         {
 216                 // for some unknown reason, we don't need to care for
 217                 // sv_gameplayfix_delayprojectiles here.
 218                 self.move_time = time;
 219                 self.spawntime = time;
 220         }
 221         else
 222                 self.move_time = max(self.move_time, time);
 223
 224         if(!(self.count & 0x80))
 225                 InterpolateOrigin_Undo();
 226
 227         if(f & 1)
 228         {
 229                 self.origin_x = ReadCoord();
 230                 self.origin_y = ReadCoord();
 231                 self.origin_z = ReadCoord();
 232                 setorigin(self, self.origin);
 233                 if(self.count & 0x80)
 234                 {
 235                         self.velocity_x = ReadCoord();
 236                         self.velocity_y = ReadCoord();
 237                         self.velocity_z = ReadCoord();
 238                         if(f & 0x10)
 239                                 self.gravity = ReadCoord();
 240                         else
 241                                 self.gravity = 0; // none
 242                         self.move_origin = self.origin;
 243                         self.move_velocity = self.velocity;
 244                 }
 245
 246                 if(time == self.spawntime || (self.count & 0x80) || (f & 0x08))
 247                 {
 248                         self.trail_oldorigin = self.origin;
 249                         if(!(self.count & 0x80))
 250                                 InterpolateOrigin_Reset();
 251                 }
 252
 253                 if(f & 0x20)
 254                 {
 255                         self.fade_time = time + ReadByte() * ticrate;
 256                         self.fade_rate = 1 / (ReadByte() * ticrate);
 257                 }
 258                 else
 259                 {
 260                         self.fade_time = 0;
 261                         self.fade_rate = 0;
 262                 }
 263
 264                 self.team = ReadByte() - 1;
 265         }
 266
 267         if(f & 2)
 268         {
 269                 self.cnt = ReadByte();
 270
 271                 self.silent = (self.cnt & 0x80);
 272                 self.cnt = (self.cnt & 0x7F);
 273
 274                 self.scale = 1;
 275                 self.traileffect = 0;
 276                 switch(self.cnt)
 277                 {
 278                         case PROJECTILE_ELECTRO: setmodel(self, "models/ebomb.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 279                         case PROJECTILE_ROCKET: setmodel(self, "models/rocket.md3");self.traileffect = particleeffectnum("TR_ROCKET"); self.scale = 2; break;
 280                         case PROJECTILE_CRYLINK: setmodel(self, "models/plasmatrail.mdl");self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 281                         case PROJECTILE_CRYLINK_BOUNCING: setmodel(self, "models/plasmatrail.mdl");self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 282                         case PROJECTILE_ELECTRO_BEAM: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 283                         case PROJECTILE_GRENADE: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 284                         case PROJECTILE_GRENADE_BOUNCING: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 285                         case PROJECTILE_MINE: setmodel(self, "models/mine.md3");self.traileffect = particleeffectnum("TR_GRENADE"); break;
 286                         case PROJECTILE_BLASTER: setmodel(self, "models/laser.mdl");self.traileffect = particleeffectnum(""); break;
 287                         case PROJECTILE_HLAC: setmodel(self, "models/hlac_bullet.md3");self.traileffect = particleeffectnum(""); break;
 288                         case PROJECTILE_PORTO_RED: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_WIZSPIKE"); self.scale = 4; break;
 289                         case PROJECTILE_PORTO_BLUE: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_WIZSPIKE"); self.scale = 4; break;
 290                         case PROJECTILE_HOOKBOMB: setmodel(self, "models/grenademodel.md3");self.traileffect = particleeffectnum("TR_KNIGHTSPIKE"); break;
 291                         case PROJECTILE_HAGAR: setmodel(self, "models/hagarmissile.mdl");self.traileffect = particleeffectnum("tr_hagar"); self.scale = 0.75; break;
 292                         case PROJECTILE_HAGAR_BOUNCING: setmodel(self, "models/hagarmissile.mdl");self.traileffect = particleeffectnum("tr_hagar"); self.scale = 0.75; break;
 293                         case PROJECTILE_NAPALM_FOUNTAIN: //self.model = ""; self.modelindex = 0; self.traileffect = particleeffectnum("torch_small"); break;
 294                         case PROJECTILE_FIREBALL: self.model = ""; self.modelindex = 0; self.traileffect = particleeffectnum("fireball"); break; // particle effect is good enough
 295                         case PROJECTILE_FIREMINE: self.model = ""; self.modelindex = 0; self.traileffect = particleeffectnum("firemine"); break; // particle effect is good enough
 296                         case PROJECTILE_TAG: setmodel(self, "models/laser.mdl"); self.traileffect = particleeffectnum("TR_ROCKET"); break;
 297                         case PROJECTILE_FLAC: setmodel(self, "models/hagarmissile.mdl"); self.scale = 0.4; self.traileffect = particleeffectnum("TR_SEEKER"); break;
 298                         case PROJECTILE_SEEKER: setmodel(self, "models/tagrocket.md3"); self.traileffect = particleeffectnum("TR_SEEKER"); break;
 299
 300                         case PROJECTILE_MAGE_SPIKE: setmodel(self, "models/ebomb.mdl"); self.traileffect = particleeffectnum("TR_VORESPIKE"); break;
 301                         case PROJECTILE_SHAMBLER_LIGHTNING: setmodel(self, "models/ebomb.mdl"); self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 302
 303                         case PROJECTILE_RAPTORBOMB:    setmodel(self, "models/vehicles/clusterbomb.md3"); self.gravity = 1; self.avelocity = '0 0 180'; self.traileffect = particleeffectnum(""); break;
 304                         case PROJECTILE_RAPTORBOMBLET: setmodel(self, "models/vehicles/bomblet.md3");     self.gravity = 1; self.avelocity = '0 0 180'; self.traileffect = particleeffectnum(""); break;
 305                         case PROJECTILE_RAPTORCANNON:  setmodel(self, "models/plasmatrail.mdl"); self.traileffect = particleeffectnum("TR_CRYLINKPLASMA"); break;
 306
 307                         case PROJECTILE_SPIDERROCKET: setmodel(self, "models/vehicles/rocket02.md3"); self.traileffect = particleeffectnum("spiderbot_rocket_thrust"); break;
 308                         case PROJECTILE_WAKIROCKET:   setmodel(self, "models/vehicles/rocket01.md3");  self.traileffect = particleeffectnum("wakizashi_rocket_thrust"); break;
 309                         case PROJECTILE_WAKICANNON:   setmodel(self, "models/laser.mdl");  self.traileffect = particleeffectnum(""); break;
 310
 311                         case PROJECTILE_BUMBLE_GUN: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 312                         case PROJECTILE_BUMBLE_BEAM: setmodel(self, "models/elaser.mdl");self.traileffect = particleeffectnum("TR_NEXUIZPLASMA"); break;
 313
 314                         case PROJECTILE_RPC: setmodel(self, "models/weapons/ok_rocket.md3");self.traileffect = particleeffectnum("TR_ROCKET"); break;
 315
 316                         default:
 317                                 if(Nade_IDFromProjectile(self.cnt) != 0) { setmodel(self, "models/weapons/v_ok_grenade.md3");self.traileffect = particleeffectnum(Nade_TrailEffect(self.cnt, self.team)); break; }
 318                                 error("Received invalid CSQC projectile, can't work with this!");
 319                                 break;
 320                 }
 321
 322                 self.mins = '0 0 0';
 323                 self.maxs = '0 0 0';
 324                 self.colormod = '0 0 0';
 325                 self.move_touch = SUB_Stop;
 326                 self.move_movetype = MOVETYPE_TOSS;
 327                 self.alphamod = 1;
 328
 329                 switch(self.cnt)
 330                 {
 331                         case PROJECTILE_ELECTRO:
 332                                 // only new engines support sound moving with object
 333                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/electro_fly.wav", VOL_BASE, ATTEN_NORM);
 334                                 self.mins = '0 0 -4';
 335                                 self.maxs = '0 0 -4';
 336                                 self.move_movetype = MOVETYPE_BOUNCE;
 337                                 self.move_touch = func_null;
 338                                 self.move_bounce_factor = g_balance_electro_secondary_bouncefactor;
 339                                 self.move_bounce_stopspeed = g_balance_electro_secondary_bouncestop;
 340                                 break;
 341                         case PROJECTILE_RPC:
 342                         case PROJECTILE_ROCKET:
 343                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/rocket_fly.wav", VOL_BASE, ATTEN_NORM);
 344                                 self.mins = '-3 -3 -3';
 345                                 self.maxs = '3 3 3';
 346                                 break;
 347                         case PROJECTILE_GRENADE:
 348                                 self.mins = '-3 -3 -3';
 349                                 self.maxs = '3 3 3';
 350                                 break;
 351                         case PROJECTILE_GRENADE_BOUNCING:
 352                                 self.mins = '-3 -3 -3';
 353                                 self.maxs = '3 3 3';
 354                                 self.move_movetype = MOVETYPE_BOUNCE;
 355                                 self.move_touch = func_null;
 356                                 self.move_bounce_factor = g_balance_mortar_bouncefactor;
 357                                 self.move_bounce_stopspeed = g_balance_mortar_bouncestop;
 358                                 break;
 359                         case PROJECTILE_SHAMBLER_LIGHTNING:
 360                                 self.mins = '-8 -8 -8';
 361                                 self.maxs = '8 8 8';
 362                                 self.scale = 2.5;
 363                                 self.avelocity = randomvec() * 720;
 364                                 break;
 365                         case PROJECTILE_MINE:
 366                                 self.mins = '-4 -4 -4';
 367                                 self.maxs = '4 4 4';
 368                                 break;
 369                         case PROJECTILE_PORTO_RED:
 370                                 self.colormod = '2 1 1';
 371                                 self.alphamod = 0.5;
 372                                 self.move_movetype = MOVETYPE_BOUNCE;
 373                                 self.move_touch = func_null;
 374                                 break;
 375                         case PROJECTILE_PORTO_BLUE:
 376                                 self.colormod = '1 1 2';
 377                                 self.alphamod = 0.5;
 378                                 self.move_movetype = MOVETYPE_BOUNCE;
 379                                 self.move_touch = func_null;
 380                                 break;
 381                         case PROJECTILE_HAGAR_BOUNCING:
 382                                 self.move_movetype = MOVETYPE_BOUNCE;
 383                                 self.move_touch = func_null;
 384                                 break;
 385                         case PROJECTILE_CRYLINK_BOUNCING:
 386                                 self.move_movetype = MOVETYPE_BOUNCE;
 387                                 self.move_touch = func_null;
 388                                 break;
 389                         case PROJECTILE_NAPALM_FOUNTAIN:
 390                         case PROJECTILE_FIREBALL:
 391                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/fireball_fly2.wav", VOL_BASE, ATTEN_NORM);
 392                                 self.mins = '-16 -16 -16';
 393                                 self.maxs = '16 16 16';
 394                                 break;
 395                         case PROJECTILE_FIREMINE:
 396                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/fireball_fly.wav", VOL_BASE, ATTEN_NORM);
 397                                 self.move_movetype = MOVETYPE_BOUNCE;
 398                                 self.move_touch = func_null;
 399                                 self.mins = '-4 -4 -4';
 400                                 self.maxs = '4 4 4';
 401                                 break;
 402                         case PROJECTILE_TAG:
 403                                 self.mins = '-2 -2 -2';
 404                                 self.maxs = '2 2 2';
 405                                 break;
 406                         case PROJECTILE_FLAC:
 407                                 self.mins = '-2 -2 -2';
 408                                 self.maxs = '2 2 2';
 409                                 break;
 410                         case PROJECTILE_SEEKER:
 411                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTEN_NORM);
 412                                 self.mins = '-4 -4 -4';
 413                                 self.maxs = '4 4 4';
 414                                 break;
 415             case PROJECTILE_RAPTORBOMB:
 416                                 self.mins = '-3 -3 -3';
 417                                 self.maxs = '3 3 3';
 418                                 break;
 419             case PROJECTILE_RAPTORBOMBLET:
 420                                 break;
 421             case PROJECTILE_RAPTORCANNON:
 422                                 break;
 423             case PROJECTILE_SPIDERROCKET:
 424                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTEN_NORM);
 425                                 break;
 426             case PROJECTILE_WAKIROCKET:
 427                 loopsound(self, CH_SHOTS_SINGLE, "weapons/tag_rocket_fly.wav", VOL_BASE, ATTEN_NORM);
 428                                 break;
 429             /*
 430             case PROJECTILE_WAKICANNON:
 431                                 break;
 432                         case PROJECTILE_BUMBLE_GUN:
 433                                 // only new engines support sound moving with object
 434                                 loopsound(self, CH_SHOTS_SINGLE, "weapons/electro_fly.wav", VOL_BASE, ATTEN_NORM);
 435                                 self.mins = '0 0 -4';
 436                                 self.maxs = '0 0 -4';
 437                                 self.move_movetype = MOVETYPE_BOUNCE;
 438                                 self.move_touch = func_null;
 439                                 self.move_bounce_factor = g_balance_electro_secondary_bouncefactor;
 440                                 self.move_bounce_stopspeed = g_balance_electro_secondary_bouncestop;
 441                                 break;
 442                         */
 443                         default:
 444                                 break;
 445                 }
 446
 447                 if(Nade_IDFromProjectile(self.cnt) != 0)
 448                 {
 449                         int nade_type = Nade_IDFromProjectile(self.cnt);
 450                         self.mins = '-16 -16 -16';
 451                         self.maxs = '16 16 16';
 452                         self.colormod = Nade_Color(nade_type);
 453                         self.move_movetype = MOVETYPE_BOUNCE;
 454                         self.move_touch = func_null;
 455                         self.scale = 1.5;
 456                         self.avelocity = randomvec() * 720;
 457
 458                         if(nade_type == NADE_TYPE_TRANSLOCATE || nade_type == NADE_TYPE_SPAWN)
 459                                 self.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_PLAYERCLIP | DPCONTENTS_BOTCLIP;
 460                         else
 461                                 self.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY;
 462                 }
 463
 464                 setsize(self, self.mins, self.maxs);
 465         }
 466
 467         if(self.gravity)
 468         {
 469                 if(self.move_movetype == MOVETYPE_FLY)
 470                         self.move_movetype = MOVETYPE_TOSS;
 471                 if(self.move_movetype == MOVETYPE_BOUNCEMISSILE)
 472                         self.move_movetype = MOVETYPE_BOUNCE;
 473         }
 474         else
 475         {
 476                 if(self.move_movetype == MOVETYPE_TOSS)
 477                         self.move_movetype = MOVETYPE_FLY;
 478                 if(self.move_movetype == MOVETYPE_BOUNCE)
 479                         self.move_movetype = MOVETYPE_BOUNCEMISSILE;
 480         }
 481
 482         if(!(self.count & 0x80))
 483                 InterpolateOrigin_Note();
 484
 485         self.draw = Projectile_Draw;
 486         self.entremove = Ent_RemoveProjectile;
 487 }
 488
 489 void Projectile_Precache()
 490 {
 491         precache_model("models/ebomb.mdl");
 492         precache_model("models/elaser.mdl");
 493         precache_model("models/grenademodel.md3");
 494         precache_model("models/mine.md3");
 495         precache_model("models/hagarmissile.mdl");
 496         precache_model("models/hlac_bullet.md3");
 497         precache_model("models/laser.mdl");
 498         precache_model("models/plasmatrail.mdl");
 499         precache_model("models/rocket.md3");
 500         precache_model("models/tagrocket.md3");
 501         precache_model("models/tracer.mdl");
 502         precache_model("models/sphere/sphere.md3");
 503
 504         precache_model("models/weapons/v_ok_grenade.md3");
 505         precache_model("models/weapons/ok_rocket.md3");
 506
 507         precache_sound("weapons/electro_fly.wav");
 508         precache_sound("weapons/rocket_fly.wav");
 509         precache_sound("weapons/fireball_fly.wav");
 510         precache_sound("weapons/fireball_fly2.wav");
 511         precache_sound("weapons/tag_rocket_fly.wav");
 512
 513 }