qcsrc/common/effects/qc/damageeffects.qc

   1 #include "damageeffects.qh"
   2
   3 REGISTER_NET_LINKED(ENT_CLIENT_DAMAGEINFO)
   4
   5 #ifdef SVQC
   6
   7 bool Damage_DamageInfo_SendEntity(entity this, entity to, int sf)
   8 {
   9         vector org = vec3(floor(this.origin.x), floor(this.origin.y), floor(this.origin.z));
  10         WriteHeader(MSG_ENTITY, ENT_CLIENT_DAMAGEINFO);
  11         WriteShort(MSG_ENTITY, this.projectiledeathtype);
  12         WriteVector(MSG_ENTITY, org);
  13         WriteByte(MSG_ENTITY, bound(1, this.dmg, 255));
  14         WriteByte(MSG_ENTITY, bound(0, this.dmg_radius, 255));
  15         WriteByte(MSG_ENTITY, bound(1, this.dmg_edge, 255));
  16         WriteShort(MSG_ENTITY, this.oldorigin.x);
  17         WriteByte(MSG_ENTITY, this.species);
  18         return true;
  19 }
  20
  21 void Damage_DamageInfo(vector org, float coredamage, float edgedamage, float rad, vector force, int deathtype, float bloodtype, entity dmgowner)
  22 {
  23         // TODO maybe call this from non-edgedamage too?
  24         // TODO maybe make the client do the particle effects for the weapons and the impact sounds using this info?
  25
  26         entity e;
  27
  28         if(!sound_allowed(MSG_BROADCAST, dmgowner))
  29                 deathtype |= 0x8000;
  30
  31         e = new_pure(damageinfo);
  32         // origin is just data to be sent
  33         //setorigin(e, org);
  34         e.origin = org;
  35         e.projectiledeathtype = deathtype;
  36         e.dmg = coredamage;
  37         e.dmg_edge = edgedamage;
  38         e.dmg_radius = rad;
  39         e.dmg_force = vlen(force);
  40         e.velocity = force;
  41         e.oldorigin_x = compressShortVector(e.velocity);
  42         e.species = bloodtype;
  43
  44         Net_LinkEntity(e, false, 0.2, Damage_DamageInfo_SendEntity);
  45 }
  46
  47 #endif
  48
  49 #ifdef CSQC
  50
  51 /** number of effects which currently are attached to a player */
  52 .int total_damages;
  53
  54 .entity tag_entity;
  55
  56 .float cnt;
  57 .int state;
  58
  59 .bool silent;
  60
  61 void DamageEffect_Think(entity this)
  62 {
  63         // if particle distribution is enabled, slow ticrate by total number of damages
  64         if(autocvar_cl_damageeffect_distribute)
  65                 this.nextthink = time + autocvar_cl_damageeffect_ticrate * this.owner.total_damages;
  66         else
  67                 this.nextthink = time + autocvar_cl_damageeffect_ticrate;
  68
  69         if(time >= this.cnt || !this.owner || !this.owner.modelindex || !this.owner.drawmask)
  70         {
  71                 // time is up or the player got gibbed / disconnected
  72                 this.owner.total_damages = max(0, this.owner.total_damages - 1);
  73                 delete(this);
  74                 return;
  75         }
  76         if(this.state && !this.owner.csqcmodel_isdead)
  77         {
  78                 // if the player was dead but is now alive, it means he respawned
  79                 // if so, clear his damage effects, or damages from his dead body will be copied back
  80                 this.owner.total_damages = max(0, this.owner.total_damages - 1);
  81                 delete(this);
  82                 return;
  83         }
  84         this.state = this.owner.csqcmodel_isdead;
  85         if((this.owner.isplayermodel & ISPLAYER_LOCAL) && !autocvar_chase_active)
  86                 return; // if we aren't using a third person camera, hide our own effects
  87
  88         // now generate the particles
  89         vector org = gettaginfo(this, 0); // origin at attached location
  90         __pointparticles(this.team, org, '0 0 0', 1);
  91 }
  92
  93 string species_prefix(int specnum)
  94 {
  95         switch(specnum)
  96         {
  97                 case SPECIES_HUMAN:       return "";
  98                 case SPECIES_ALIEN:       return "alien_";
  99                 case SPECIES_ROBOT_SHINY: return "robot_";
 100                 case SPECIES_ROBOT_RUSTY: return "robot_"; // use the same effects, only different gibs
 101                 case SPECIES_ROBOT_SOLID: return "robot_"; // use the same effects, only different gibs
 102                 case SPECIES_ANIMAL:      return "animal_";
 103                 case SPECIES_RESERVED:    return "reserved_";
 104                 default:         return "";
 105         }
 106 }
 107
 108 void DamageEffect(entity this, vector hitorg, float thedamage, int type, int specnum)
 109 {
 110         // particle effects for players and objects damaged by weapons (eg: flames coming out of victims shot with rockets)
 111
 112         int nearestbone = 0;
 113         float life;
 114         string effectname;
 115         entity e, wep;
 116
 117         if(!autocvar_cl_damageeffect || autocvar_cl_gentle || autocvar_cl_gentle_damage)
 118                 return;
 119         if(!this || !this.modelindex || !this.drawmask)
 120                 return;
 121
 122         // if this is a rigged mesh, the effect will show on the bone where damage was dealt
 123         // we do this by choosing the skeletal bone closest to the impact, and attaching our entity to it
 124         // if there's no skeleton, object origin will automatically be selected
 125         FOR_EACH_TAG(this)
 126         {
 127                 if(!tagnum)
 128                         continue; // skip empty bones
 129                 // blacklist bones positioned outside the mesh, or the effect will be floating
 130                 // TODO: Do we have to do it this way? Why do these bones exist at all?
 131                 if(gettaginfo_name == "master" || gettaginfo_name == "knee_L" || gettaginfo_name == "knee_R" || gettaginfo_name == "leg_L" || gettaginfo_name == "leg_R")
 132                         continue; // player model bone blacklist
 133
 134                 // now choose the bone closest to impact origin
 135                 if(nearestbone == 0 || vlen2(hitorg - gettaginfo(this, tagnum)) <= vlen2(hitorg - gettaginfo(this, nearestbone)))
 136                         nearestbone = tagnum;
 137         }
 138         gettaginfo(this, nearestbone); // set gettaginfo_name
 139
 140         // return if we reached our damage effect limit or damages are disabled
 141         // TODO: When the limit is reached, it would be better if the oldest damage was removed instead of not adding a new one
 142         if(nearestbone)
 143         {
 144                 if(this.total_damages >= autocvar_cl_damageeffect_bones)
 145                         return; // allow multiple damages on skeletal models
 146         }
 147         else
 148         {
 149                 if(autocvar_cl_damageeffect < 2 || this.total_damages)
 150                         return; // allow a single damage on non-skeletal models
 151         }
 152
 153         life = bound(autocvar_cl_damageeffect_lifetime_min, thedamage * autocvar_cl_damageeffect_lifetime, autocvar_cl_damageeffect_lifetime_max);
 154
 155         wep = DEATH_WEAPONOF(type);
 156         effectname = strcat("damage_", wep.netname);
 157         if((wep.spawnflags & WEP_FLAG_BLEED))
 158         {
 159                 // if this weapon induces bleeding, use the effect name with the proper species prefix (blood type)
 160                 if((this.isplayermodel & ISPLAYER_MODEL))
 161                 {
 162                         string specstr = species_prefix(specnum);
 163                         effectname = strcat(specstr, effectname);
 164                 }
 165                 else { return; } // objects don't bleed
 166         }
 167
 168         e = new(damage);
 169         setmodel(e, MDL_Null); // necessary to attach and read origin
 170         setattachment(e, this, gettaginfo_name); // attach to the given bone
 171         e.owner = this;
 172         e.cnt = time + life;
 173         e.team = _particleeffectnum(effectname);
 174         setthink(e, DamageEffect_Think);
 175         e.nextthink = time;
 176         this.total_damages += 1;
 177 }
 178
 179 NET_HANDLE(ENT_CLIENT_DAMAGEINFO, bool isNew)
 180 {
 181         float thedamage, rad, edge, thisdmg;
 182         bool hitplayer = false;
 183         int species, forcemul;
 184         vector force, thisforce;
 185
 186         w_deathtype = ReadShort();
 187         w_issilent = (w_deathtype & 0x8000);
 188         w_deathtype = (w_deathtype & 0x7FFF);
 189
 190         w_org = ReadVector();
 191
 192         thedamage = ReadByte();
 193         rad = ReadByte();
 194         edge = ReadByte();
 195         force = decompressShortVector(ReadShort());
 196         species = ReadByte();
 197
 198         return = true;
 199
 200         if (!isNew)
 201                 return;
 202
 203         if(rad < 0)
 204         {
 205                 rad = -rad;
 206                 forcemul = -1;
 207         }
 208         else
 209                 forcemul = 1;
 210
 211     FOREACH_ENTITY_RADIUS(w_org, rad + MAX_DAMAGEEXTRARADIUS, !it.tag_entity, {
 212                 vector nearest = NearestPointOnBox(it, w_org);
 213                 if (rad)
 214                 {
 215                         thisdmg = ((vlen (nearest - w_org) - bound(MIN_DAMAGEEXTRARADIUS, it.damageextraradius, MAX_DAMAGEEXTRARADIUS)) / rad);
 216                         if(thisdmg >= 1)
 217                                 continue;
 218                         if(thisdmg < 0)
 219                                 thisdmg = 0;
 220                         if(thedamage)
 221                         {
 222                                 thisdmg = thedamage + (edge - thedamage) * thisdmg;
 223                                 thisforce = forcemul * vlen(force) * (thisdmg / thedamage) * normalize(it.origin - w_org);
 224                         }
 225                         else
 226                         {
 227                                 thisdmg = 0;
 228                                 thisforce = forcemul * vlen(force) * normalize(it.origin - w_org);
 229                         }
 230                 }
 231                 else
 232                 {
 233                         if(vdist((nearest - w_org), >, bound(MIN_DAMAGEEXTRARADIUS, it.damageextraradius, MAX_DAMAGEEXTRARADIUS)))
 234                                 continue;
 235
 236                         thisdmg = thedamage;
 237                         thisforce = forcemul * force;
 238                 }
 239
 240                 if(it.damageforcescale)
 241                         if(vdist(thisforce, !=, 0))
 242                         {
 243                                 it.velocity = it.velocity + damage_explosion_calcpush(it.damageforcescale * thisforce, it.velocity, damagepush_speedfactor);
 244                                 UNSET_ONGROUND(it);
 245                         }
 246
 247                 if(w_issilent)
 248                         it.silent = 1;
 249
 250                 if(it.event_damage)
 251                         it.event_damage(it, thisdmg, w_deathtype, w_org, thisforce);
 252
 253                 DamageEffect(it, w_org, thisdmg, w_deathtype, species);
 254
 255                 if((it.isplayermodel & ISPLAYER_MODEL))
 256                         hitplayer = true; // this impact damaged a player
 257         });
 258
 259         if(DEATH_ISVEHICLE(w_deathtype))
 260         {
 261                 traceline(w_org - normalize(force) * 16, w_org + normalize(force) * 16, MOVE_NOMONSTERS, NULL);
 262                 if(trace_plane_normal != '0 0 0')
 263                         w_backoff = trace_plane_normal;
 264                 else
 265                         w_backoff = -1 * normalize(w_org - (w_org + normalize(force) * 16));
 266
 267                 setorigin(this, w_org + w_backoff * 2); // for sound() calls
 268
 269                 switch(DEATH_ENT(w_deathtype))
 270                 {
 271                         case DEATH_VH_CRUSH:
 272                                 break;
 273
 274                         // spiderbot
 275                         case DEATH_VH_SPID_MINIGUN:
 276                                 sound(this, CH_SHOTS, SND_RIC_RANDOM(), VOL_BASE, ATTEN_NORM);
 277                                 pointparticles(EFFECT_SPIDERBOT_MINIGUN_IMPACT, this.origin, w_backoff * 1000, 1);
 278                                 break;
 279                         case DEATH_VH_SPID_ROCKET:
 280                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_NORM);
 281                                 pointparticles(EFFECT_SPIDERBOT_ROCKET_EXPLODE, this.origin, w_backoff * 1000, 1);
 282                                 break;
 283                         case DEATH_VH_SPID_DEATH:
 284                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_LOW);
 285                                 pointparticles(EFFECT_EXPLOSION_BIG, this.origin, w_backoff * 1000, 1);
 286                                 break;
 287
 288                         case DEATH_VH_WAKI_GUN:
 289                                 sound(this, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTEN_NORM);
 290                                 pointparticles(EFFECT_RACER_IMPACT, this.origin, w_backoff * 1000, 1);
 291                                 break;
 292                         case DEATH_VH_WAKI_ROCKET:
 293                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_NORM);
 294                                 pointparticles(EFFECT_RACER_ROCKET_EXPLODE, this.origin, w_backoff * 1000, 1);
 295                                 break;
 296                         case DEATH_VH_WAKI_DEATH:
 297                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_LOW);
 298                                 pointparticles(EFFECT_EXPLOSION_BIG, this.origin, w_backoff * 1000, 1);
 299                                 break;
 300
 301                         case DEATH_VH_RAPT_CANNON:
 302                                 sound(this, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTEN_NORM);
 303                                 pointparticles(EFFECT_RAPTOR_CANNON_IMPACT, this.origin, w_backoff * 1000, 1);
 304                                 break;
 305                         case DEATH_VH_RAPT_FRAGMENT:
 306                                 float i;
 307                                 vector ang, vel;
 308                                 for(i = 1; i < 4; ++i)
 309                                 {
 310                                         vel = normalize(w_org - (w_org + normalize(force) * 16)) + randomvec() * 128;
 311                                         ang = vectoangles(vel);
 312                                         RaptorCBShellfragToss(w_org, vel, ang + '0 0 1' * (120 * i));
 313                                 }
 314                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_NORM);
 315                                 pointparticles(EFFECT_RAPTOR_BOMB_SPREAD, this.origin, w_backoff * 1000, 1);
 316                                 break;
 317                         case DEATH_VH_RAPT_BOMB:
 318                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_NORM);
 319                                 pointparticles(EFFECT_RAPTOR_BOMB_IMPACT, this.origin, w_backoff * 1000, 1);
 320                                 break;
 321                         case DEATH_VH_RAPT_DEATH:
 322                                 sound(this, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTEN_LOW);
 323                                 pointparticles(EFFECT_EXPLOSION_BIG, this.origin, w_backoff * 1000, 1);
 324                                 break;
 325                         case DEATH_VH_BUMB_GUN:
 326                                 sound(this, CH_SHOTS, SND_FIREBALL_IMPACT2, VOL_BASE, ATTEN_NORM);
 327                                 pointparticles(EFFECT_BIGPLASMA_IMPACT, this.origin, w_backoff * 1000, 1);
 328                                 break;
 329                 }
 330         }
 331
 332
 333         if(DEATH_ISTURRET(w_deathtype))
 334         {
 335                 traceline(w_org - normalize(force) * 16, w_org + normalize(force) * 16, MOVE_NOMONSTERS, NULL);
 336                 if(trace_plane_normal != '0 0 0')
 337                         w_backoff = trace_plane_normal;
 338                 else
 339                         w_backoff = -1 * normalize(w_org - (w_org + normalize(force) * 16));
 340
 341                 setorigin(this, w_org + w_backoff * 2); // for sound() calls
 342
 343                 switch(DEATH_ENT(w_deathtype))
 344                 {
 345                          case DEATH_TURRET_EWHEEL:
 346                                 sound(this, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTEN_LOW);
 347                                 pointparticles(EFFECT_BLASTER_IMPACT, this.origin, w_backoff * 1000, 1);
 348                                 break;
 349
 350                          case DEATH_TURRET_FLAC:
 351                                 pointparticles(EFFECT_HAGAR_EXPLODE, w_org, '0 0 0', 1);
 352                                 sound(this, CH_SHOTS, SND_HAGEXP_RANDOM(), VOL_BASE, ATTEN_NORM);
 353                                 break;
 354
 355                          case DEATH_TURRET_MLRS:
 356                          case DEATH_TURRET_HK:
 357                          case DEATH_TURRET_WALK_ROCKET:
 358                          case DEATH_TURRET_HELLION:
 359                                 sound(this, CH_SHOTS, SND_ROCKET_IMPACT, VOL_BASE, ATTEN_LOW);
 360                                 pointparticles(EFFECT_ROCKET_EXPLODE, this.origin, w_backoff * 1000, 1);
 361                                 break;
 362
 363                          case DEATH_TURRET_MACHINEGUN:
 364                          case DEATH_TURRET_WALK_GUN:
 365                                 sound(this, CH_SHOTS, SND_RIC_RANDOM(), VOL_BASE, ATTEN_NORM);
 366                                 pointparticles(EFFECT_MACHINEGUN_IMPACT, this.origin, w_backoff * 1000, 1);
 367                                 break;
 368
 369                          case DEATH_TURRET_PLASMA:
 370                                 sound(this, CH_SHOTS, SND_ELECTRO_IMPACT, VOL_BASE, ATTEN_LOW);
 371                                 pointparticles(EFFECT_ELECTRO_IMPACT, this.origin, w_backoff * 1000, 1);
 372                                 break;
 373
 374                          case DEATH_TURRET_WALK_MELEE:
 375                                 sound(this, CH_SHOTS, SND_RIC_RANDOM(), VOL_BASE, ATTEN_LOW);
 376                                 pointparticles(EFFECT_TE_SPARK, this.origin, w_backoff * 1000, 1);
 377                                 break;
 378
 379                          case DEATH_TURRET_PHASER:
 380                                 break;
 381
 382                          case DEATH_TURRET_TESLA:
 383                                 te_smallflash(this.origin);
 384                                 break;
 385
 386                 }
 387         }
 388
 389         MUTATOR_CALLHOOK(DamageInfo, this, w_deathtype, w_org);
 390
 391         // TODO spawn particle effects and sounds based on w_deathtype
 392         if(!DEATH_ISSPECIAL(w_deathtype))
 393         if(!hitplayer || rad) // don't show ground impacts for hitscan weapons if a player was hit
 394         {
 395                 Weapon hitwep = DEATH_WEAPONOF(w_deathtype);
 396                 w_random = prandom();
 397
 398                 traceline(w_org - normalize(force) * 16, w_org + normalize(force) * 16, MOVE_NOMONSTERS, NULL);
 399                 if(trace_fraction < 1 && !(hitwep.spawnflags & WEP_TYPE_HITSCAN))
 400                         w_backoff = trace_plane_normal;
 401                 else
 402                         w_backoff = -1 * normalize(force);
 403                 setorigin(this, w_org + w_backoff * 2); // for sound() calls
 404
 405                 if(!(trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY))
 406                 {
 407                         if(!MUTATOR_CALLHOOK(Weapon_ImpactEffect, hitwep, this))
 408                                 hitwep.wr_impacteffect(hitwep, this);
 409                 }
 410         }
 411 }
 412
 413 #endif