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