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