qcsrc/common/weapons/weapon/arc.qc

   1 #ifndef IMPLEMENTATION
   2 CLASS(Arc, Weapon)
   3 /* ammotype  */ ATTRIB(Arc, ammo_field, .int, ammo_cells)
   4 /* impulse   */ ATTRIB(Arc, impulse, int, 3)
   5 /* flags     */ ATTRIB(Arc, spawnflags, int, WEP_FLAG_NORMAL);
   6 /* rating    */ ATTRIB(Arc, bot_pickupbasevalue, float, BOT_PICKUP_RATING_HIGH);
   7 /* color     */ ATTRIB(Arc, wpcolor, vector, '1 1 1');
   8 /* modelname */ ATTRIB(Arc, mdl, string, "arc");
   9 #ifndef MENUQC
  10 /* model     */ ATTRIB(Arc, m_model, Model, MDL_ARC_ITEM);
  11 #endif
  12 /* crosshair */ ATTRIB(Arc, w_crosshair, string, "gfx/crosshairhlac");
  13 /* crosshair */ ATTRIB(Arc, w_crosshair_size, float, 0.7);
  14 /* wepimg    */ ATTRIB(Arc, model2, string, "weaponarc");
  15 /* refname   */ ATTRIB(Arc, netname, string, "arc");
  16 /* wepname   */ ATTRIB(Arc, m_name, string, _("Arc"));
  17
  18 #define X(BEGIN, P, END, class, prefix) \
  19         BEGIN(class) \
  20                 P(class, prefix, bolt, float, NONE) \
  21                 P(class, prefix, bolt_ammo, float, NONE) \
  22         P(class, prefix, bolt_damageforcescale, float, NONE) \
  23         P(class, prefix, bolt_damage, float, NONE) \
  24         P(class, prefix, bolt_edgedamage, float, NONE) \
  25         P(class, prefix, bolt_force, float, NONE) \
  26         P(class, prefix, bolt_health, float, NONE) \
  27         P(class, prefix, bolt_lifetime, float, NONE) \
  28         P(class, prefix, bolt_radius, float, NONE) \
  29         P(class, prefix, bolt_refire, float, NONE) \
  30         P(class, prefix, bolt_speed, float, NONE) \
  31         P(class, prefix, bolt_spread, float, NONE) \
  32                 P(class, prefix, beam_ammo, float, NONE) \
  33         P(class, prefix, beam_animtime, float, NONE) \
  34         P(class, prefix, beam_botaimlifetime, float, NONE) \
  35         P(class, prefix, beam_botaimspeed, float, NONE) \
  36         P(class, prefix, beam_damage, float, NONE) \
  37         P(class, prefix, beam_degreespersegment, float, NONE) \
  38         P(class, prefix, beam_distancepersegment, float, NONE) \
  39         P(class, prefix, beam_falloff_halflifedist, float, NONE) \
  40         P(class, prefix, beam_falloff_maxdist, float, NONE) \
  41         P(class, prefix, beam_falloff_mindist, float, NONE) \
  42         P(class, prefix, beam_force, float, NONE) \
  43         P(class, prefix, beam_healing_amax, float, NONE) \
  44         P(class, prefix, beam_healing_aps, float, NONE) \
  45         P(class, prefix, beam_healing_hmax, float, NONE) \
  46         P(class, prefix, beam_healing_hps, float, NONE) \
  47         P(class, prefix, beam_heat, float, NONE) /* heat increase per second (primary) */ \
  48         P(class, prefix, beam_maxangle, float, NONE) \
  49         P(class, prefix, beam_nonplayerdamage, float, NONE) \
  50         P(class, prefix, beam_range, float, NONE) \
  51         P(class, prefix, beam_refire, float, NONE) \
  52         P(class, prefix, beam_returnspeed, float, NONE) \
  53         P(class, prefix, beam_tightness, float, NONE) \
  54         P(class, prefix, burst_ammo, float, NONE) \
  55         P(class, prefix, burst_damage, float, NONE) \
  56         P(class, prefix, burst_healing_aps, float, NONE) \
  57         P(class, prefix, burst_healing_hps, float, NONE) \
  58         P(class, prefix, burst_heat, float, NONE) /* heat increase per second (secondary) */ \
  59         P(class, prefix, cooldown, float, NONE) /* heat decrease per second when resting */ \
  60         P(class, prefix, cooldown_release, float, NONE) /* delay weapon re-use when releasing button */ \
  61         P(class, prefix, overheat_max, float, NONE) /* maximum heat before jamming */ \
  62         P(class, prefix, overheat_min, float, NONE) /* minimum heat to wait for cooldown */ \
  63         P(class, prefix, switchdelay_drop, float, NONE) \
  64         P(class, prefix, switchdelay_raise, float, NONE) \
  65         P(class, prefix, weaponreplace, string, NONE) \
  66         P(class, prefix, weaponstartoverride, float, NONE) \
  67         P(class, prefix, weaponstart, float, NONE) \
  68         P(class, prefix, weaponthrowable, float, NONE) \
  69     END()
  70     W_PROPS(X, Arc, arc)
  71 #undef X
  72
  73 ENDCLASS(Arc)
  74 REGISTER_WEAPON(ARC, arc, NEW(Arc));
  75
  76
  77 #ifndef MENUQC
  78 const float ARC_MAX_SEGMENTS = 20;
  79 vector arc_shotorigin[4];
  80 .vector beam_start;
  81 .vector beam_dir;
  82 .vector beam_wantdir;
  83 .int beam_type;
  84
  85 const int ARC_BT_MISS =        0x00;
  86 const int ARC_BT_WALL =        0x01;
  87 const int ARC_BT_HEAL =        0x02;
  88 const int ARC_BT_HIT =         0x03;
  89 const int ARC_BT_BURST_MISS =  0x10;
  90 const int ARC_BT_BURST_WALL =  0x11;
  91 const int ARC_BT_BURST_HEAL =  0x12;
  92 const int ARC_BT_BURST_HIT =   0x13;
  93 const int ARC_BT_BURSTMASK =   0x10;
  94
  95 const int ARC_SF_SETTINGS =    BIT(0);
  96 const int ARC_SF_START =       BIT(1);
  97 const int ARC_SF_WANTDIR =     BIT(2);
  98 const int ARC_SF_BEAMDIR =     BIT(3);
  99 const int ARC_SF_BEAMTYPE =    BIT(4);
 100 const int ARC_SF_LOCALMASK =   ARC_SF_START | ARC_SF_WANTDIR | ARC_SF_BEAMDIR;
 101 #endif
 102 #ifdef SVQC
 103 .entity arc_beam;
 104 .bool arc_BUTTON_ATCK_prev; // for better animation control
 105 .float beam_prev;
 106 .float beam_initialized;
 107 .float beam_bursting;
 108 .float beam_teleporttime;
 109 .float beam_heat; // (beam) amount of heat produced
 110 .float arc_overheat; // (dropped arc/player) time during which it's too hot
 111 .float arc_cooldown; // (dropped arc/player) cooling speed
 112 .float arc_heat_percent = _STAT(ARC_HEAT);
 113 .float arc_smoke_sound;
 114 #endif
 115 #ifdef CSQC
 116
 117 .vector beam_color;
 118 .float beam_alpha;
 119 .float beam_thickness;
 120 .entity beam_traileffect;
 121 .entity beam_hiteffect;
 122 .float beam_hitlight[4]; // 0: radius, 123: rgb
 123 .entity beam_muzzleeffect;
 124 .float beam_muzzlelight[4]; // 0: radius, 123: rgb
 125 .string beam_image;
 126
 127 .entity beam_muzzleentity;
 128
 129 .float beam_degreespersegment;
 130 .float beam_distancepersegment;
 131 .float beam_usevieworigin;
 132 .float beam_initialized;
 133 .float beam_maxangle;
 134 .float beam_range;
 135 .float beam_returnspeed;
 136 .float beam_tightness;
 137 .vector beam_shotorigin;
 138
 139 entity Draw_ArcBeam_callback_entity;
 140 float Draw_ArcBeam_callback_last_thickness;
 141 vector Draw_ArcBeam_callback_last_top; // NOTE: in same coordinate system as player.
 142 vector Draw_ArcBeam_callback_last_bottom; // NOTE: in same coordinate system as player.
 143 #endif
 144 #endif
 145 #ifdef IMPLEMENTATION
 146 #ifdef SVQC
 147 spawnfunc(weapon_arc) { weapon_defaultspawnfunc(this, WEP_ARC); }
 148
 149 bool W_Arc_Beam_Send(entity this, entity to, int sf)
 150 {
 151         WriteHeader(MSG_ENTITY, ENT_CLIENT_ARC_BEAM);
 152
 153         // Truncate information when this beam is displayed to the owner client
 154         // - The owner client has no use for beam start position or directions,
 155         //    it always figures this information out for itself with csqc code.
 156         // - Spectating the owner also truncates this information.
 157         float drawlocal = ((to == this.owner) || ((to.enemy == this.owner) && IS_SPEC(to)));
 158         if(drawlocal) { sf &= ~ARC_SF_LOCALMASK; }
 159
 160         WriteByte(MSG_ENTITY, sf);
 161
 162         if(sf & ARC_SF_SETTINGS) // settings information
 163         {
 164                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_degreespersegment));
 165                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_distancepersegment));
 166                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_maxangle));
 167                 WriteCoord(MSG_ENTITY, WEP_CVAR(arc, beam_range));
 168                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_returnspeed));
 169                 WriteByte(MSG_ENTITY, WEP_CVAR(arc, beam_tightness) * 10);
 170
 171                 WriteByte(MSG_ENTITY, drawlocal);
 172                 WriteByte(MSG_ENTITY, etof(this.owner));
 173         }
 174         if(sf & ARC_SF_START) // starting location
 175         {
 176                 WriteCoord(MSG_ENTITY, this.beam_start.x);
 177                 WriteCoord(MSG_ENTITY, this.beam_start.y);
 178                 WriteCoord(MSG_ENTITY, this.beam_start.z);
 179         }
 180         if(sf & ARC_SF_WANTDIR) // want/aim direction
 181         {
 182                 WriteCoord(MSG_ENTITY, this.beam_wantdir.x);
 183                 WriteCoord(MSG_ENTITY, this.beam_wantdir.y);
 184                 WriteCoord(MSG_ENTITY, this.beam_wantdir.z);
 185         }
 186         if(sf & ARC_SF_BEAMDIR) // beam direction
 187         {
 188                 WriteCoord(MSG_ENTITY, this.beam_dir.x);
 189                 WriteCoord(MSG_ENTITY, this.beam_dir.y);
 190                 WriteCoord(MSG_ENTITY, this.beam_dir.z);
 191         }
 192         if(sf & ARC_SF_BEAMTYPE) // beam type
 193         {
 194                 WriteByte(MSG_ENTITY, this.beam_type);
 195         }
 196
 197         return true;
 198 }
 199
 200 void Reset_ArcBeam(entity player, vector forward)
 201 {
 202         if (!player.arc_beam) {
 203                 return;
 204         }
 205         player.arc_beam.beam_dir = forward;
 206         player.arc_beam.beam_teleporttime = time;
 207 }
 208
 209 float Arc_GetHeat_Percent(entity player)
 210 {
 211         if ( WEP_CVAR(arc, overheat_max) <= 0 ||  WEP_CVAR(arc, overheat_max) <= 0 )
 212         {
 213                 player.arc_overheat = 0;
 214                 return 0;
 215         }
 216
 217         if ( player.arc_beam )
 218                 return player.arc_beam.beam_heat/WEP_CVAR(arc, overheat_max);
 219
 220         if ( player.arc_overheat > time )
 221         {
 222                 return (player.arc_overheat-time) / WEP_CVAR(arc, overheat_max)
 223                         * player.arc_cooldown;
 224         }
 225
 226         return 0;
 227 }
 228 void Arc_Player_SetHeat(entity player)
 229 {
 230         player.arc_heat_percent = Arc_GetHeat_Percent(player);
 231         //dprint("Heat: ",ftos(player.arc_heat_percent*100),"%\n");
 232 }
 233
 234 void W_Arc_Bolt_Explode(entity this, entity directhitentity)
 235 {
 236         this.event_damage = func_null;
 237         RadiusDamage(this, this.realowner, WEP_CVAR(arc, bolt_damage), WEP_CVAR(arc, bolt_edgedamage), WEP_CVAR(arc, bolt_radius), NULL, NULL, WEP_CVAR(arc, bolt_force), this.projectiledeathtype, directhitentity);
 238
 239         remove(this);
 240 }
 241
 242 void W_Arc_Bolt_Explode_use(entity this, entity actor, entity trigger)
 243 {
 244         W_Arc_Bolt_Explode(this, trigger);
 245 }
 246
 247 void W_Arc_Bolt_Damage(entity this, entity inflictor, entity attacker, float damage, int deathtype, vector hitloc, vector force)
 248 {
 249         if(this.health <= 0)
 250                 return;
 251
 252         if(!W_CheckProjectileDamage(inflictor.realowner, this.realowner, deathtype, -1))
 253                 return; // g_projectiles_damage says to halt
 254
 255         this.health = this.health - damage;
 256         this.angles = vectoangles(this.velocity);
 257
 258         if(this.health <= 0)
 259                 W_PrepareExplosionByDamage(this, attacker, getthink(this));
 260 }
 261
 262 void W_Arc_Bolt_Touch(entity this, entity toucher)
 263 {
 264         PROJECTILE_TOUCH(this, toucher);
 265         this.use(this, NULL, toucher);
 266 }
 267
 268 void W_Arc_Attack_Bolt(Weapon thiswep, entity actor)
 269 {
 270         entity missile;
 271
 272         W_DecreaseAmmo(thiswep, actor, WEP_CVAR(arc, bolt_ammo));
 273
 274         W_SetupShot(actor, false, 2, SND_LASERGUN_FIRE, CH_WEAPON_A, WEP_CVAR(arc, bolt_damage));
 275
 276         Send_Effect(EFFECT_ARC_MUZZLEFLASH, w_shotorg, w_shotdir * 1000, 1);
 277
 278         missile = new(missile);
 279         missile.owner = missile.realowner = actor;
 280         missile.bot_dodge = true;
 281         missile.bot_dodgerating = WEP_CVAR(arc, bolt_damage);
 282
 283         missile.takedamage = DAMAGE_YES;
 284         missile.health = WEP_CVAR(arc, bolt_health);
 285         missile.damageforcescale = WEP_CVAR(arc, bolt_damageforcescale);
 286         missile.event_damage = W_Arc_Bolt_Damage;
 287         missile.damagedbycontents = true;
 288
 289         settouch(missile, W_Arc_Bolt_Touch);
 290         missile.use = W_Arc_Bolt_Explode_use;
 291         setthink(missile, adaptor_think2use_hittype_splash);
 292         missile.nextthink = time + WEP_CVAR(arc, bolt_lifetime);
 293         PROJECTILE_MAKETRIGGER(missile);
 294         missile.projectiledeathtype = WEP_ARC.m_id | HITTYPE_SECONDARY;
 295         setorigin(missile, w_shotorg);
 296         setsize(missile, '0 0 0', '0 0 0');
 297
 298         set_movetype(missile, MOVETYPE_FLY);
 299         W_SetupProjVelocity_PRE(missile, arc, bolt_);
 300
 301         missile.angles = vectoangles(missile.velocity);
 302         missile.flags = FL_PROJECTILE;
 303         missile.missile_flags = MIF_SPLASH;
 304
 305         CSQCProjectile(missile, true, PROJECTILE_ARC_BOLT, true);
 306
 307         MUTATOR_CALLHOOK(EditProjectile, actor, missile);
 308 }
 309
 310 void W_Arc_Beam_Think(entity this)
 311 {
 312         if(this != this.owner.arc_beam)
 313         {
 314                 remove(this);
 315                 return;
 316         }
 317
 318
 319         float burst = 0;
 320         if( (PHYS_INPUT_BUTTON_ATCK2(this.owner) && !WEP_CVAR(arc, bolt)) || this.beam_bursting)
 321         {
 322                 if(!this.beam_bursting)
 323                         this.beam_bursting = true;
 324                 burst = ARC_BT_BURSTMASK;
 325         }
 326
 327         Weapon thiswep = WEP_ARC;
 328
 329         if(
 330                 !IS_PLAYER(this.owner)
 331                 ||
 332                 (this.owner.(thiswep.ammo_field) <= 0 && !(this.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 333                 ||
 334                 IS_DEAD(this.owner)
 335                 ||
 336                 forbidWeaponUse(this.owner)
 337                 ||
 338                 (!PHYS_INPUT_BUTTON_ATCK(this.owner) && !burst )
 339                 ||
 340                 this.owner.vehicle
 341                 ||
 342                 (WEP_CVAR(arc, overheat_max) > 0 && this.beam_heat >= WEP_CVAR(arc, overheat_max))
 343         )
 344         {
 345                 if ( WEP_CVAR(arc, cooldown) > 0 )
 346                 {
 347                         float cooldown_speed = 0;
 348                         if ( this.beam_heat > WEP_CVAR(arc, overheat_min) && WEP_CVAR(arc, cooldown) > 0 )
 349                         {
 350                                 cooldown_speed = WEP_CVAR(arc, cooldown);
 351                         }
 352                         else if ( !burst )
 353                         {
 354                                 cooldown_speed = this.beam_heat / WEP_CVAR(arc, beam_refire);
 355                         }
 356
 357                         if ( cooldown_speed )
 358                         {
 359                                 if ( WEP_CVAR(arc, cooldown_release) || (WEP_CVAR(arc, overheat_max) > 0 && this.beam_heat >= WEP_CVAR(arc, overheat_max)) )
 360                                         this.owner.arc_overheat = time + this.beam_heat / cooldown_speed;
 361                                 this.owner.arc_cooldown = cooldown_speed;
 362                         }
 363
 364                         if ( WEP_CVAR(arc, overheat_max) > 0 && this.beam_heat >= WEP_CVAR(arc, overheat_max) )
 365                         {
 366                                 Send_Effect(EFFECT_ARC_OVERHEAT,
 367                                         this.beam_start, this.beam_wantdir, 1 );
 368                                 sound(this, CH_WEAPON_A, SND_ARC_STOP, VOL_BASE, ATTN_NORM);
 369                         }
 370                 }
 371
 372                 if(this == this.owner.arc_beam) { this.owner.arc_beam = NULL; }
 373                 entity own = this.owner;
 374                 Weapon w = WEP_ARC;
 375                 if(!w.wr_checkammo1(w, own) && !w.wr_checkammo2(w, own))
 376                 if(!(own.items & IT_UNLIMITED_WEAPON_AMMO))
 377                 {
 378                         // note: this doesn't force the switch
 379                         W_SwitchToOtherWeapon(own);
 380                 }
 381                 remove(this);
 382                 return;
 383         }
 384
 385         // decrease ammo
 386         float coefficient = frametime;
 387         if(!(this.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 388         {
 389                 float rootammo;
 390                 if(burst)
 391                         { rootammo = WEP_CVAR(arc, burst_ammo); }
 392                 else
 393                         { rootammo = WEP_CVAR(arc, beam_ammo); }
 394
 395                 if(rootammo)
 396                 {
 397                         coefficient = min(coefficient, this.owner.(thiswep.ammo_field) / rootammo);
 398                         this.owner.(thiswep.ammo_field) = max(0, this.owner.(thiswep.ammo_field) - (rootammo * frametime));
 399                 }
 400         }
 401         float heat_speed = burst ? WEP_CVAR(arc, burst_heat) : WEP_CVAR(arc, beam_heat);
 402         this.beam_heat = min( WEP_CVAR(arc, overheat_max), this.beam_heat + heat_speed*frametime );
 403
 404         makevectors(this.owner.v_angle);
 405
 406         W_SetupShot_Range(
 407                 this.owner,
 408                 true,
 409                 0,
 410                 SND_Null,
 411                 0,
 412                 WEP_CVAR(arc, beam_damage) * coefficient,
 413                 WEP_CVAR(arc, beam_range)
 414         );
 415
 416         // After teleport, "lock" the beam until the teleport is confirmed.
 417         if (time < this.beam_teleporttime + ANTILAG_LATENCY(this.owner)) {
 418                 w_shotdir = this.beam_dir;
 419         }
 420
 421         // network information: shot origin and want/aim direction
 422         if(this.beam_start != w_shotorg)
 423         {
 424                 this.SendFlags |= ARC_SF_START;
 425                 this.beam_start = w_shotorg;
 426         }
 427         if(this.beam_wantdir != w_shotdir)
 428         {
 429                 this.SendFlags |= ARC_SF_WANTDIR;
 430                 this.beam_wantdir = w_shotdir;
 431         }
 432
 433         if(!this.beam_initialized)
 434         {
 435                 this.beam_dir = w_shotdir;
 436                 this.beam_initialized = true;
 437         }
 438
 439         // WEAPONTODO: Detect player velocity so that the beam curves when moving too
 440         // idea: blend together this.beam_dir with the inverted direction the player is moving in
 441         // might have to make some special accomodation so that it only uses view_right and view_up
 442
 443         // note that if we do this, it'll always be corrected to a maximum angle by beam_maxangle handling
 444
 445         float segments;
 446         if(this.beam_dir != w_shotdir)
 447         {
 448                 // calculate how much we're going to move the end of the beam to the want position
 449                 // WEAPONTODO (server and client):
 450                 // blendfactor never actually becomes 0 in this situation, which is a problem
 451                 // regarding precision... this means that this.beam_dir and w_shotdir approach
 452                 // eachother, however they never actually become the same value with this method.
 453                 // Perhaps we should do some form of rounding/snapping?
 454                 float angle = vlen(w_shotdir - this.beam_dir) * RAD2DEG;
 455                 if(angle && (angle > WEP_CVAR(arc, beam_maxangle)))
 456                 {
 457                         // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
 458                         float blendfactor = bound(
 459                                 0,
 460                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 461                                 min(WEP_CVAR(arc, beam_maxangle) / angle, 1)
 462                         );
 463                         this.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
 464                 }
 465                 else
 466                 {
 467                         // the radius is not too far yet, no worries :D
 468                         float blendfactor = bound(
 469                                 0,
 470                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 471                                 1
 472                         );
 473                         this.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
 474                 }
 475
 476                 // network information: beam direction
 477                 this.SendFlags |= ARC_SF_BEAMDIR;
 478
 479                 // calculate how many segments are needed
 480                 float max_allowed_segments;
 481
 482                 if(WEP_CVAR(arc, beam_distancepersegment))
 483                 {
 484                         max_allowed_segments = min(
 485                                 ARC_MAX_SEGMENTS,
 486                                 1 + (vlen(w_shotdir / WEP_CVAR(arc, beam_distancepersegment)))
 487                         );
 488                 }
 489                 else { max_allowed_segments = ARC_MAX_SEGMENTS; }
 490
 491                 if(WEP_CVAR(arc, beam_degreespersegment))
 492                 {
 493                         segments = bound(
 494                                 1,
 495                                 (
 496                                         min(
 497                                                 angle,
 498                                                 WEP_CVAR(arc, beam_maxangle)
 499                                         )
 500                                         /
 501                                         WEP_CVAR(arc, beam_degreespersegment)
 502                                 ),
 503                                 max_allowed_segments
 504                         );
 505                 }
 506                 else { segments = 1; }
 507         }
 508         else { segments = 1; }
 509
 510         vector beam_endpos = (w_shotorg + (this.beam_dir * WEP_CVAR(arc, beam_range)));
 511         vector beam_controlpoint = w_shotorg + w_shotdir * (WEP_CVAR(arc, beam_range) * (1 - WEP_CVAR(arc, beam_tightness)));
 512
 513         float i;
 514         float new_beam_type = 0;
 515         vector last_origin = w_shotorg;
 516         for(i = 1; i <= segments; ++i)
 517         {
 518                 // WEAPONTODO (client):
 519                 // In order to do nice fading and pointing on the starting segment, we must always
 520                 // have that drawn as a separate triangle... However, that is difficult to do when
 521                 // keeping in mind the above problems and also optimizing the amount of segments
 522                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
 523
 524                 vector new_origin = bezier_quadratic_getpoint(
 525                         w_shotorg,
 526                         beam_controlpoint,
 527                         beam_endpos,
 528                         i / segments);
 529                 vector new_dir = normalize(new_origin - last_origin);
 530
 531                 WarpZone_traceline_antilag(
 532                         this.owner,
 533                         last_origin,
 534                         new_origin,
 535                         MOVE_NORMAL,
 536                         this.owner,
 537                         ANTILAG_LATENCY(this.owner)
 538                 );
 539
 540                 // Do all the transforms for warpzones right now, as we already
 541                 // "are" in the post-trace system (if we hit a player, that's
 542                 // always BEHIND the last passed wz).
 543                 last_origin = trace_endpos;
 544                 w_shotorg = WarpZone_TransformOrigin(WarpZone_trace_transform, w_shotorg);
 545                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
 546                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
 547                 new_dir = WarpZone_TransformVelocity(WarpZone_trace_transform, new_dir);
 548
 549                 float is_player = (
 550                         IS_PLAYER(trace_ent)
 551                         ||
 552                         trace_ent.classname == "body"
 553                         ||
 554                         IS_MONSTER(trace_ent)
 555                 );
 556
 557                 if(trace_ent && trace_ent.takedamage && (is_player || WEP_CVAR(arc, beam_nonplayerdamage)))
 558                 {
 559                         // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 560                         // NO. trace_endpos should be just fine. If not,
 561                         // that's an engine bug that needs proper debugging.
 562                         vector hitorigin = trace_endpos;
 563
 564                         float falloff = ExponentialFalloff(
 565                                 WEP_CVAR(arc, beam_falloff_mindist),
 566                                 WEP_CVAR(arc, beam_falloff_maxdist),
 567                                 WEP_CVAR(arc, beam_falloff_halflifedist),
 568                                 vlen(WarpZone_UnTransformOrigin(WarpZone_trace_transform, hitorigin) - w_shotorg)
 569                         );
 570
 571                         if(is_player && SAME_TEAM(this.owner, trace_ent))
 572                         {
 573                                 float roothealth, rootarmor;
 574                                 if(burst)
 575                                 {
 576                                         roothealth = WEP_CVAR(arc, burst_healing_hps);
 577                                         rootarmor = WEP_CVAR(arc, burst_healing_aps);
 578                                 }
 579                                 else
 580                                 {
 581                                         roothealth = WEP_CVAR(arc, beam_healing_hps);
 582                                         rootarmor = WEP_CVAR(arc, beam_healing_aps);
 583                                 }
 584
 585                                 if(trace_ent.health <= WEP_CVAR(arc, beam_healing_hmax) && roothealth)
 586                                 {
 587                                         trace_ent.health = min(
 588                                                 trace_ent.health + (roothealth * coefficient),
 589                                                 WEP_CVAR(arc, beam_healing_hmax)
 590                                         );
 591                                 }
 592                                 if(trace_ent.armorvalue <= WEP_CVAR(arc, beam_healing_amax) && rootarmor)
 593                                 {
 594                                         trace_ent.armorvalue = min(
 595                                                 trace_ent.armorvalue + (rootarmor * coefficient),
 596                                                 WEP_CVAR(arc, beam_healing_amax)
 597                                         );
 598                                 }
 599
 600                                 // stop rot, set visual effect
 601                                 if(roothealth || rootarmor)
 602                                 {
 603                                         trace_ent.pauserothealth_finished = max(
 604                                                 trace_ent.pauserothealth_finished,
 605                                                 time + autocvar_g_balance_pause_health_rot
 606                                         );
 607                                         trace_ent.pauserotarmor_finished = max(
 608                                                 trace_ent.pauserotarmor_finished,
 609                                                 time + autocvar_g_balance_pause_armor_rot
 610                                         );
 611                                         new_beam_type = ARC_BT_HEAL;
 612                                 }
 613                         }
 614                         else
 615                         {
 616                                 float rootdamage;
 617                                 if(is_player)
 618                                 {
 619                                         if(burst)
 620                                                 { rootdamage = WEP_CVAR(arc, burst_damage); }
 621                                         else
 622                                                 { rootdamage = WEP_CVAR(arc, beam_damage); }
 623                                 }
 624                                 else
 625                                         { rootdamage = WEP_CVAR(arc, beam_nonplayerdamage); }
 626
 627                                 if(accuracy_isgooddamage(this.owner, trace_ent))
 628                                 {
 629                                         accuracy_add(
 630                                                 this.owner,
 631                                                 WEP_ARC.m_id,
 632                                                 0,
 633                                                 rootdamage * coefficient * falloff
 634                                         );
 635                                 }
 636
 637                                 Damage(
 638                                         trace_ent,
 639                                         this.owner,
 640                                         this.owner,
 641                                         rootdamage * coefficient * falloff,
 642                                         WEP_ARC.m_id,
 643                                         hitorigin,
 644                                         WEP_CVAR(arc, beam_force) * new_dir * coefficient * falloff
 645                                 );
 646
 647                                 new_beam_type = ARC_BT_HIT;
 648                         }
 649                         break;
 650                 }
 651                 else if(trace_fraction != 1)
 652                 {
 653                         // we collided with geometry
 654                         new_beam_type = ARC_BT_WALL;
 655                         break;
 656                 }
 657         }
 658
 659         // te_explosion(trace_endpos);
 660
 661         // if we're bursting, use burst visual effects
 662         new_beam_type |= burst;
 663
 664         // network information: beam type
 665         if(new_beam_type != this.beam_type)
 666         {
 667                 this.SendFlags |= ARC_SF_BEAMTYPE;
 668                 this.beam_type = new_beam_type;
 669         }
 670
 671         this.owner.beam_prev = time;
 672         this.nextthink = time;
 673 }
 674
 675 void W_Arc_Beam(float burst, entity actor)
 676 {
 677
 678         // only play fire sound if 1 sec has passed since player let go the fire button
 679         if(time - actor.beam_prev > 1)
 680                 sound(actor, CH_WEAPON_A, SND_ARC_FIRE, VOL_BASE, ATTN_NORM);
 681
 682         entity beam = actor.arc_beam = new(W_Arc_Beam);
 683         beam.solid = SOLID_NOT;
 684         setthink(beam, W_Arc_Beam_Think);
 685         beam.owner = actor;
 686         set_movetype(beam, MOVETYPE_NONE);
 687         beam.bot_dodge = true;
 688         beam.bot_dodgerating = WEP_CVAR(arc, beam_damage);
 689         beam.beam_bursting = burst;
 690         Net_LinkEntity(beam, false, 0, W_Arc_Beam_Send);
 691
 692         getthink(beam)(beam);
 693 }
 694 void Arc_Smoke(entity actor)
 695 {
 696         makevectors(actor.v_angle);
 697         W_SetupShot_Range(actor,true,0,SND_Null,0,0,0);
 698
 699         vector smoke_origin = w_shotorg + actor.velocity*frametime;
 700         if ( actor.arc_overheat > time )
 701         {
 702                 if ( random() < actor.arc_heat_percent )
 703                         Send_Effect(EFFECT_ARC_SMOKE, smoke_origin, '0 0 0', 1 );
 704                 if ( PHYS_INPUT_BUTTON_ATCK(actor) || PHYS_INPUT_BUTTON_ATCK2(actor) )
 705                 {
 706                         Send_Effect(EFFECT_ARC_OVERHEAT_FIRE, smoke_origin, w_shotdir, 1 );
 707                         if ( !actor.arc_smoke_sound )
 708                         {
 709                                 actor.arc_smoke_sound = 1;
 710                                 sound(actor, CH_SHOTS_SINGLE, SND_ARC_LOOP_OVERHEAT, VOL_BASE, ATTN_NORM);
 711                         }
 712                 }
 713         }
 714         else if ( actor.arc_beam && WEP_CVAR(arc, overheat_max) > 0 &&
 715                         actor.arc_beam.beam_heat > WEP_CVAR(arc, overheat_min) )
 716         {
 717                 if ( random() < (actor.arc_beam.beam_heat-WEP_CVAR(arc, overheat_min)) /
 718                                 ( WEP_CVAR(arc, overheat_max)-WEP_CVAR(arc, overheat_min) ) )
 719                         Send_Effect(EFFECT_ARC_SMOKE, smoke_origin, '0 0 0', 1 );
 720         }
 721
 722         if (  actor.arc_smoke_sound && ( actor.arc_overheat <= time ||
 723                 !( PHYS_INPUT_BUTTON_ATCK(actor) || PHYS_INPUT_BUTTON_ATCK2(actor) ) ) || PS(actor).m_switchweapon != WEP_ARC )
 724         {
 725                 actor.arc_smoke_sound = 0;
 726                 sound(actor, CH_SHOTS_SINGLE, SND_Null, VOL_BASE, ATTEN_NORM);
 727         }
 728 }
 729
 730 METHOD(Arc, wr_aim, void(entity thiswep, entity actor))
 731 {
 732     if(WEP_CVAR(arc, beam_botaimspeed))
 733     {
 734         PHYS_INPUT_BUTTON_ATCK(actor) = bot_aim(
 735                 actor,
 736             WEP_CVAR(arc, beam_botaimspeed),
 737             0,
 738             WEP_CVAR(arc, beam_botaimlifetime),
 739             false
 740         );
 741     }
 742     else
 743     {
 744         PHYS_INPUT_BUTTON_ATCK(actor) = bot_aim(
 745                 actor,
 746             1000000,
 747             0,
 748             0.001,
 749             false
 750         );
 751     }
 752 }
 753 METHOD(Arc, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
 754 {
 755     Arc_Player_SetHeat(actor);
 756     Arc_Smoke(actor);
 757
 758     bool beam_fire2 = ((fire & 2) && !WEP_CVAR(arc, bolt));
 759
 760     if (time >= actor.arc_overheat)
 761     if ((fire & 1) || beam_fire2 || actor.arc_beam.beam_bursting)
 762     {
 763
 764         if(actor.arc_BUTTON_ATCK_prev)
 765         {
 766             #if 0
 767             if(actor.animstate_startframe == actor.anim_shoot.x && actor.animstate_numframes == actor.anim_shoot.y)
 768                 weapon_thinkf(actor, weaponentity, WFRAME_DONTCHANGE, autocvar_g_balance_arc_primary_animtime, w_ready);
 769             else
 770             #endif
 771                 weapon_thinkf(actor, weaponentity, WFRAME_DONTCHANGE, WEP_CVAR(arc, beam_animtime), w_ready);
 772         }
 773
 774         if((!actor.arc_beam) || wasfreed(actor.arc_beam))
 775         {
 776             if(weapon_prepareattack(thiswep, actor, weaponentity, boolean(beam_fire2), 0))
 777             {
 778                 W_Arc_Beam(boolean(beam_fire2), actor);
 779
 780                 if(!actor.arc_BUTTON_ATCK_prev)
 781                 {
 782                     weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 783                     actor.arc_BUTTON_ATCK_prev = true;
 784                 }
 785             }
 786         }
 787
 788         return;
 789     }
 790     else if(fire & 2)
 791     {
 792         if(weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR(arc, bolt_refire)))
 793         {
 794             W_Arc_Attack_Bolt(thiswep, actor);
 795             weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, bolt_refire), w_ready);
 796         }
 797     }
 798
 799     if(actor.arc_BUTTON_ATCK_prev)
 800     {
 801         sound(actor, CH_WEAPON_A, SND_ARC_STOP, VOL_BASE, ATTN_NORM);
 802         weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 803         int slot = weaponslot(weaponentity);
 804         ATTACK_FINISHED(actor, slot) = time + WEP_CVAR(arc, beam_refire) * W_WeaponRateFactor(actor);
 805     }
 806     actor.arc_BUTTON_ATCK_prev = false;
 807
 808     #if 0
 809     if(fire & 2)
 810     if(weapon_prepareattack(thiswep, actor, weaponentity, true, autocvar_g_balance_arc_secondary_refire))
 811     {
 812         W_Arc_Attack2();
 813         actor.arc_count = autocvar_g_balance_arc_secondary_count;
 814         weapon_thinkf(actor, weaponentity, WFRAME_FIRE2, autocvar_g_balance_arc_secondary_animtime, w_arc_checkattack);
 815         actor.arc_secondarytime = time + autocvar_g_balance_arc_secondary_refire2 * W_WeaponRateFactor(actor);
 816     }
 817     #endif
 818 }
 819 METHOD(Arc, wr_init, void(entity thiswep))
 820 {
 821     if(!arc_shotorigin[0])
 822     {
 823         arc_shotorigin[0] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 1);
 824         arc_shotorigin[1] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 2);
 825         arc_shotorigin[2] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 3);
 826         arc_shotorigin[3] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 4);
 827     }
 828 }
 829 METHOD(Arc, wr_checkammo1, bool(entity thiswep, entity actor))
 830 {
 831     return ((!WEP_CVAR(arc, beam_ammo)) || (actor.(thiswep.ammo_field) > 0));
 832 }
 833 METHOD(Arc, wr_checkammo2, bool(entity thiswep, entity actor))
 834 {
 835     if(WEP_CVAR(arc, bolt))
 836     {
 837         float ammo_amount = actor.(thiswep.ammo_field) >= WEP_CVAR(arc, bolt_ammo);
 838         ammo_amount += actor.(weapon_load[WEP_ARC.m_id]) >= WEP_CVAR(arc, bolt_ammo);
 839         return ammo_amount;
 840     }
 841     else
 842         return WEP_CVAR(arc, overheat_max) > 0 &&
 843             ((!WEP_CVAR(arc, burst_ammo)) || (actor.(thiswep.ammo_field) > 0));
 844 }
 845 METHOD(Arc, wr_killmessage, Notification(entity thiswep))
 846 {
 847     if(w_deathtype & HITTYPE_SECONDARY)
 848         return WEAPON_ARC_MURDER_SPRAY;
 849     else
 850         return WEAPON_ARC_MURDER;
 851 }
 852 METHOD(Arc, wr_drop, void(entity thiswep, entity actor))
 853 {
 854     weapon_dropevent_item.arc_overheat = actor.arc_overheat;
 855     weapon_dropevent_item.arc_cooldown = actor.arc_cooldown;
 856     actor.arc_overheat = 0;
 857     actor.arc_cooldown = 0;
 858     actor.arc_BUTTON_ATCK_prev = false;
 859 }
 860 METHOD(Arc, wr_pickup, void(entity thiswep, entity actor))
 861 {
 862     if ( !client_hasweapon(actor, thiswep, false, false) &&
 863         weapon_dropevent_item.arc_overheat > time )
 864     {
 865         actor.arc_overheat = weapon_dropevent_item.arc_overheat;
 866         actor.arc_cooldown = weapon_dropevent_item.arc_cooldown;
 867     }
 868 }
 869 METHOD(Arc, wr_resetplayer, void(entity thiswep, entity actor))
 870 {
 871     actor.arc_overheat = 0;
 872     actor.arc_cooldown = 0;
 873     actor.arc_BUTTON_ATCK_prev = false;
 874 }
 875 METHOD(Arc, wr_playerdeath, void(entity thiswep, entity actor))
 876 {
 877     actor.arc_overheat = 0;
 878     actor.arc_cooldown = 0;
 879     actor.arc_BUTTON_ATCK_prev = false;
 880 }
 881 #endif
 882 #ifdef CSQC
 883 bool autocvar_cl_arcbeam_teamcolor = true;
 884
 885 METHOD(Arc, wr_impacteffect, void(entity thiswep, entity actor))
 886 {
 887     if(w_deathtype & HITTYPE_SECONDARY)
 888     {
 889         vector org2;
 890         org2 = w_org + w_backoff * 6;
 891         pointparticles(EFFECT_ARC_BOLT_EXPLODE, org2, w_backoff * 1000, 1);
 892         if(!w_issilent) { sound(actor, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTN_NORM); }
 893     }
 894 }
 895
 896 void Draw_ArcBeam_callback(vector start, vector hit, vector end)
 897 {
 898         entity beam = Draw_ArcBeam_callback_entity;
 899         vector transformed_view_org;
 900         transformed_view_org = WarpZone_TransformOrigin(WarpZone_trace_transform, view_origin);
 901
 902         // Thickdir shall be perpendicular to the beam and to the view-to-beam direction (WEAPONTODO: WHY)
 903         // WEAPONTODO: Wouldn't it be better to be perpendicular to the beam and to the view FORWARD direction?
 904         vector thickdir = normalize(cross(normalize(start - hit), transformed_view_org - start));
 905
 906         vector hitorigin;
 907
 908         // draw segment
 909         #if 0
 910         if(trace_fraction != 1)
 911         {
 912                 // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 913                 hitorigin = start + (Draw_ArcBeam_callback_new_dir * Draw_ArcBeam_callback_segmentdist * trace_fraction);
 914                 hitorigin = WarpZone_TransformOrigin(WarpZone_trace_transform, hitorigin);
 915         }
 916         else
 917         {
 918                 hitorigin = hit;
 919         }
 920         #else
 921         hitorigin = hit;
 922         #endif
 923
 924         // decide upon thickness
 925         float thickness = beam.beam_thickness;
 926
 927         // draw primary beam render
 928         vector top    = hitorigin + (thickdir * thickness);
 929         vector bottom = hitorigin - (thickdir * thickness);
 930
 931         vector last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
 932         vector last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
 933
 934         R_BeginPolygon(beam.beam_image, DRAWFLAG_NORMAL); // DRAWFLAG_ADDITIVE
 935         R_PolygonVertex(
 936                 top,
 937                 '0 0.5 0' + ('0 0.5 0' * (thickness / beam.beam_thickness)),
 938                 beam.beam_color,
 939                 beam.beam_alpha
 940         );
 941         R_PolygonVertex(
 942                 last_top,
 943                 '0 0.5 0' + ('0 0.5 0' * (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 944                 beam.beam_color,
 945                 beam.beam_alpha
 946         );
 947         R_PolygonVertex(
 948                 last_bottom,
 949                 '0 0.5 0' * (1 - (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 950                 beam.beam_color,
 951                 beam.beam_alpha
 952         );
 953         R_PolygonVertex(
 954                 bottom,
 955                 '0 0.5 0' * (1 - (thickness / beam.beam_thickness)),
 956                 beam.beam_color,
 957                 beam.beam_alpha
 958         );
 959         R_EndPolygon();
 960
 961         // draw trailing particles
 962         // NOTES:
 963         //  - Don't use spammy particle counts here, use a FEW small particles around the beam
 964         //  - We're not using WarpZone_TrailParticles here because we will handle warpzones ourselves.
 965         if(beam.beam_traileffect)
 966         {
 967                 trailparticles(beam, beam.beam_traileffect, start, hitorigin);
 968         }
 969
 970         // set up for the next
 971         Draw_ArcBeam_callback_last_thickness = thickness;
 972         Draw_ArcBeam_callback_last_top = WarpZone_UnTransformOrigin(WarpZone_trace_transform, top);
 973         Draw_ArcBeam_callback_last_bottom = WarpZone_UnTransformOrigin(WarpZone_trace_transform, bottom);
 974 }
 975
 976 void Reset_ArcBeam()
 977 {
 978         entity e;
 979         for (e = NULL; (e = findfloat(e, beam_usevieworigin, 1)); ) {
 980                 e.beam_initialized = false;
 981         }
 982         for (e = NULL; (e = findfloat(e, beam_usevieworigin, 2)); ) {
 983                 e.beam_initialized = false;
 984         }
 985 }
 986
 987 void Draw_ArcBeam(entity this)
 988 {
 989         float dt = time - this.move_time;
 990         this.move_time = time;
 991         if(dt <= 0) { return; }
 992
 993         if(!this.beam_usevieworigin)
 994         {
 995                 InterpolateOrigin_Do(this);
 996         }
 997
 998         // origin = beam starting origin
 999         // v_angle = wanted/aim direction
1000         // angles = current direction of beam
1001
1002         vector start_pos;
1003         vector wantdir; //= view_forward;
1004         vector beamdir; //= this.beam_dir;
1005
1006         float segments;
1007         if(this.beam_usevieworigin)
1008         {
1009                 // WEAPONTODO:
1010                 // Currently we have to replicate nearly the same method of figuring
1011                 // out the shotdir that the server does... Ideally in the future we
1012                 // should be able to acquire this from a generalized function built
1013                 // into a weapon system for client code.
1014
1015                 // find where we are aiming
1016                 makevectors(warpzone_save_view_angles);
1017                 vector forward = v_forward;
1018                 vector right = v_right;
1019                 vector up = v_up;
1020
1021                 // decide upon start position
1022                 if(this.beam_usevieworigin == 2)
1023                         { start_pos = warpzone_save_view_origin; }
1024                 else
1025                         { start_pos = this.origin; }
1026
1027                 // trace forward with an estimation
1028                 WarpZone_TraceLine(
1029                         start_pos,
1030                         start_pos + forward * this.beam_range,
1031                         MOVE_NOMONSTERS,
1032                         this
1033                 );
1034
1035                 // untransform in case our trace went through a warpzone
1036                 vector end_pos = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos);
1037
1038                 // un-adjust trueaim if shotend is too close
1039                 if(vdist(end_pos - start_pos, <, g_trueaim_minrange))
1040                         end_pos = start_pos + (forward * g_trueaim_minrange);
1041
1042                 // move shot origin to the actual gun muzzle origin
1043                 vector origin_offset =
1044                           right * -this.beam_shotorigin.y
1045                         + up * this.beam_shotorigin.z;
1046
1047                 start_pos = start_pos + origin_offset;
1048
1049                 // Move it also forward, but only as far as possible without hitting anything. Don't poke into walls!
1050                 traceline(start_pos, start_pos + forward * this.beam_shotorigin.x, MOVE_NORMAL, this);
1051                 start_pos = trace_endpos;
1052
1053                 // calculate the aim direction now
1054                 wantdir = normalize(end_pos - start_pos);
1055
1056                 if(!this.beam_initialized)
1057                 {
1058                         this.beam_dir = wantdir;
1059                         this.beam_initialized = true;
1060                 }
1061
1062                 if(this.beam_dir != wantdir)
1063                 {
1064                         // calculate how much we're going to move the end of the beam to the want position
1065                         // WEAPONTODO (server and client):
1066                         // blendfactor never actually becomes 0 in this situation, which is a problem
1067                         // regarding precision... this means that this.beam_dir and w_shotdir approach
1068                         // eachother, however they never actually become the same value with this method.
1069                         // Perhaps we should do some form of rounding/snapping?
1070                         float angle = vlen(wantdir - this.beam_dir) * RAD2DEG;
1071                         if(angle && (angle > this.beam_maxangle))
1072                         {
1073                                 // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
1074                                 float blendfactor = bound(
1075                                         0,
1076                                         (1 - (this.beam_returnspeed * frametime)),
1077                                         min(this.beam_maxangle / angle, 1)
1078                                 );
1079                                 this.beam_dir = normalize((wantdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
1080                         }
1081                         else
1082                         {
1083                                 // the radius is not too far yet, no worries :D
1084                                 float blendfactor = bound(
1085                                         0,
1086                                         (1 - (this.beam_returnspeed * frametime)),
1087                                         1
1088                                 );
1089                                 this.beam_dir = normalize((wantdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
1090                         }
1091
1092                         // calculate how many segments are needed
1093                         float max_allowed_segments;
1094
1095                         if(this.beam_distancepersegment)
1096                         {
1097                                 max_allowed_segments = min(
1098                                         ARC_MAX_SEGMENTS,
1099                                         1 + (vlen(wantdir / this.beam_distancepersegment))
1100                                 );
1101                         }
1102                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
1103
1104                         if(this.beam_degreespersegment)
1105                         {
1106                                 segments = bound(
1107                                         1,
1108                                         (
1109                                                 min(
1110                                                         angle,
1111                                                         this.beam_maxangle
1112                                                 )
1113                                                 /
1114                                                 this.beam_degreespersegment
1115                                         ),
1116                                         max_allowed_segments
1117                                 );
1118                         }
1119                         else { segments = 1; }
1120                 }
1121                 else { segments = 1; }
1122
1123                 // set the beam direction which the rest of the code will refer to
1124                 beamdir = this.beam_dir;
1125
1126                 // finally, set this.angles to the proper direction so that muzzle attachment points in proper direction
1127                 this.angles = fixedvectoangles2(forward, up); // TODO(Samual): is this == warpzone_save_view_angles?
1128         }
1129         else
1130         {
1131                 // set the values from the provided info from the networked entity
1132                 start_pos = this.origin;
1133                 wantdir = this.v_angle;
1134                 beamdir = this.angles;
1135
1136                 if(beamdir != wantdir)
1137                 {
1138                         float angle = vlen(wantdir - beamdir) * RAD2DEG;
1139
1140                         // calculate how many segments are needed
1141                         float max_allowed_segments;
1142
1143                         if(this.beam_distancepersegment)
1144                         {
1145                                 max_allowed_segments = min(
1146                                         ARC_MAX_SEGMENTS,
1147                                         1 + (vlen(wantdir / this.beam_distancepersegment))
1148                                 );
1149                         }
1150                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
1151
1152                         if(this.beam_degreespersegment)
1153                         {
1154                                 segments = bound(
1155                                         1,
1156                                         (
1157                                                 min(
1158                                                         angle,
1159                                                         this.beam_maxangle
1160                                                 )
1161                                                 /
1162                                                 this.beam_degreespersegment
1163                                         ),
1164                                         max_allowed_segments
1165                                 );
1166                         }
1167                         else { segments = 1; }
1168                 }
1169                 else { segments = 1; }
1170         }
1171
1172         setorigin(this, start_pos);
1173         this.beam_muzzleentity.angles_z = random() * 360; // WEAPONTODO: use avelocity instead?
1174
1175         vector beam_endpos = (start_pos + (beamdir * this.beam_range));
1176         vector beam_controlpoint = start_pos + wantdir * (this.beam_range * (1 - this.beam_tightness));
1177
1178         Draw_ArcBeam_callback_entity = this;
1179         Draw_ArcBeam_callback_last_thickness = 0;
1180         Draw_ArcBeam_callback_last_top = start_pos;
1181         Draw_ArcBeam_callback_last_bottom = start_pos;
1182
1183         vector last_origin = start_pos;
1184         vector original_start_pos = start_pos;
1185
1186         float i;
1187         for(i = 1; i <= segments; ++i)
1188         {
1189                 // WEAPONTODO (client):
1190                 // In order to do nice fading and pointing on the starting segment, we must always
1191                 // have that drawn as a separate triangle... However, that is difficult to do when
1192                 // keeping in mind the above problems and also optimizing the amount of segments
1193                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
1194
1195                 vector new_origin = bezier_quadratic_getpoint(
1196                         start_pos,
1197                         beam_controlpoint,
1198                         beam_endpos,
1199                         i / segments);
1200
1201                 WarpZone_TraceBox_ThroughZone(
1202                         last_origin,
1203                         '0 0 0',
1204                         '0 0 0',
1205                         new_origin,
1206                         MOVE_NORMAL,
1207                         NULL,
1208                         NULL,
1209                         Draw_ArcBeam_callback
1210                 );
1211
1212                 // Do all the transforms for warpzones right now, as we already "are" in the post-trace
1213                 // system (if we hit a player, that's always BEHIND the last passed wz).
1214                 last_origin = trace_endpos;
1215                 start_pos = WarpZone_TransformOrigin(WarpZone_trace_transform, start_pos);
1216                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
1217                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
1218                 beamdir = WarpZone_TransformVelocity(WarpZone_trace_transform, beamdir);
1219                 Draw_ArcBeam_callback_last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
1220                 Draw_ArcBeam_callback_last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
1221
1222                 if(trace_fraction < 1) { break; }
1223         }
1224
1225         // visual effects for startpoint and endpoint
1226         if(this.beam_hiteffect)
1227         {
1228                 // FIXME we really should do this on the server so it actually
1229                 // matches gameplay. What this client side stuff is doing is no
1230                 // more than guesswork.
1231                 if((trace_ent || trace_fraction < 1) && !(trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT))
1232                 pointparticles(
1233                         this.beam_hiteffect,
1234                         last_origin,
1235                         beamdir * -1,
1236                         frametime * 2
1237                 );
1238         }
1239         if(this.beam_hitlight[0])
1240         {
1241                 adddynamiclight(
1242                         last_origin,
1243                         this.beam_hitlight[0],
1244                         vec3(
1245                                 this.beam_hitlight[1],
1246                                 this.beam_hitlight[2],
1247                                 this.beam_hitlight[3]
1248                         )
1249                 );
1250         }
1251         if(this.beam_muzzleeffect)
1252         {
1253                 pointparticles(
1254                         this.beam_muzzleeffect,
1255                         original_start_pos + wantdir * 20,
1256                         wantdir * 1000,
1257                         frametime * 0.1
1258                 );
1259         }
1260         if(this.beam_muzzlelight[0])
1261         {
1262                 adddynamiclight(
1263                         original_start_pos + wantdir * 20,
1264                         this.beam_muzzlelight[0],
1265                         vec3(
1266                                 this.beam_muzzlelight[1],
1267                                 this.beam_muzzlelight[2],
1268                                 this.beam_muzzlelight[3]
1269                         )
1270                 );
1271         }
1272
1273         // cleanup
1274         Draw_ArcBeam_callback_entity = NULL;
1275         Draw_ArcBeam_callback_last_thickness = 0;
1276         Draw_ArcBeam_callback_last_top = '0 0 0';
1277         Draw_ArcBeam_callback_last_bottom = '0 0 0';
1278 }
1279
1280 void Remove_ArcBeam(entity this)
1281 {
1282         remove(this.beam_muzzleentity);
1283         sound(this, CH_SHOTS_SINGLE, SND_Null, VOL_BASE, ATTEN_NORM);
1284 }
1285
1286 NET_HANDLE(ENT_CLIENT_ARC_BEAM, bool isnew)
1287 {
1288         int sf = ReadByte();
1289         entity flash;
1290
1291         if(isnew)
1292         {
1293                 int gunalign = W_GetGunAlignment(NULL);
1294
1295                 this.beam_shotorigin = arc_shotorigin[gunalign];
1296
1297                 // set other main attributes of the beam
1298                 this.draw = Draw_ArcBeam;
1299                 IL_PUSH(g_drawables, this);
1300                 this.entremove = Remove_ArcBeam;
1301                 this.move_time = time;
1302                 loopsound(this, CH_SHOTS_SINGLE, SND(ARC_LOOP), VOL_BASE, ATTEN_NORM);
1303
1304                 flash = spawn();
1305                 flash.owner = this;
1306                 flash.effects = EF_ADDITIVE | EF_FULLBRIGHT;
1307                 flash.drawmask = MASK_NORMAL;
1308                 flash.solid = SOLID_NOT;
1309                 flash.avelocity_z = 5000;
1310                 setattachment(flash, this, "");
1311                 setorigin(flash, '0 0 0');
1312
1313                 this.beam_muzzleentity = flash;
1314         }
1315         else
1316         {
1317                 flash = this.beam_muzzleentity;
1318         }
1319
1320         if(sf & ARC_SF_SETTINGS) // settings information
1321         {
1322                 this.beam_degreespersegment = ReadShort();
1323                 this.beam_distancepersegment = ReadShort();
1324                 this.beam_maxangle = ReadShort();
1325                 this.beam_range = ReadCoord();
1326                 this.beam_returnspeed = ReadShort();
1327                 this.beam_tightness = (ReadByte() / 10);
1328
1329                 if(ReadByte())
1330                 {
1331                         if(autocvar_chase_active)
1332                                 { this.beam_usevieworigin = 1; }
1333                         else // use view origin
1334                                 { this.beam_usevieworigin = 2; }
1335                 }
1336                 else
1337                 {
1338                         this.beam_usevieworigin = 0;
1339                 }
1340
1341                 this.sv_entnum = ReadByte();
1342         }
1343
1344         if(!this.beam_usevieworigin)
1345         {
1346                 // this.iflags = IFLAG_ORIGIN | IFLAG_ANGLES | IFLAG_V_ANGLE; // why doesn't this work?
1347                 this.iflags = IFLAG_ORIGIN;
1348
1349                 InterpolateOrigin_Undo(this);
1350         }
1351
1352         if(sf & ARC_SF_START) // starting location
1353         {
1354                 this.origin_x = ReadCoord();
1355                 this.origin_y = ReadCoord();
1356                 this.origin_z = ReadCoord();
1357         }
1358         else if(this.beam_usevieworigin) // infer the location from player location
1359         {
1360                 if(this.beam_usevieworigin == 2)
1361                 {
1362                         // use view origin
1363                         this.origin = view_origin;
1364                 }
1365                 else
1366                 {
1367                         // use player origin so that third person display still works
1368                         this.origin = entcs_receiver(player_localnum).origin + ('0 0 1' * STAT(VIEWHEIGHT));
1369                 }
1370         }
1371
1372         setorigin(this, this.origin);
1373
1374         if(sf & ARC_SF_WANTDIR) // want/aim direction
1375         {
1376                 this.v_angle_x = ReadCoord();
1377                 this.v_angle_y = ReadCoord();
1378                 this.v_angle_z = ReadCoord();
1379         }
1380
1381         if(sf & ARC_SF_BEAMDIR) // beam direction
1382         {
1383                 this.angles_x = ReadCoord();
1384                 this.angles_y = ReadCoord();
1385                 this.angles_z = ReadCoord();
1386         }
1387
1388         if(sf & ARC_SF_BEAMTYPE) // beam type
1389         {
1390                 this.beam_type = ReadByte();
1391
1392                 vector beamcolor = ((autocvar_cl_arcbeam_teamcolor) ? colormapPaletteColor(stof(getplayerkeyvalue(this.sv_entnum - 1, "colors")) & 0x0F, true) : '1 1 1');
1393                 switch(this.beam_type)
1394                 {
1395                         case ARC_BT_MISS:
1396                         {
1397                                 this.beam_color = beamcolor;
1398                                 this.beam_alpha = 0.5;
1399                                 this.beam_thickness = 8;
1400                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1401                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1402                                 this.beam_hitlight[0] = 0;
1403                                 this.beam_hitlight[1] = 1;
1404                                 this.beam_hitlight[2] = 1;
1405                                 this.beam_hitlight[3] = 1;
1406                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1407                                 this.beam_muzzlelight[0] = 0;
1408                                 this.beam_muzzlelight[1] = 1;
1409                                 this.beam_muzzlelight[2] = 1;
1410                                 this.beam_muzzlelight[3] = 1;
1411                                 if(this.beam_muzzleeffect)
1412                                 {
1413                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1414                                         flash.alpha = this.beam_alpha;
1415                                         flash.colormod = this.beam_color;
1416                                         flash.scale = 0.5;
1417                                 }
1418                                 break;
1419                         }
1420                         case ARC_BT_WALL: // grenadelauncher_muzzleflash healray_muzzleflash
1421                         {
1422                                 this.beam_color = beamcolor;
1423                                 this.beam_alpha = 0.5;
1424                                 this.beam_thickness = 8;
1425                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1426                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1427                                 this.beam_hitlight[0] = 0;
1428                                 this.beam_hitlight[1] = 1;
1429                                 this.beam_hitlight[2] = 1;
1430                                 this.beam_hitlight[3] = 1;
1431                                 this.beam_muzzleeffect = NULL; // (EFFECT_GRENADE_MUZZLEFLASH);
1432                                 this.beam_muzzlelight[0] = 0;
1433                                 this.beam_muzzlelight[1] = 1;
1434                                 this.beam_muzzlelight[2] = 1;
1435                                 this.beam_muzzlelight[3] = 1;
1436                                 this.beam_image = "particles/lgbeam";
1437                                 if(this.beam_muzzleeffect)
1438                                 {
1439                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1440                                         flash.alpha = this.beam_alpha;
1441                                         flash.colormod = this.beam_color;
1442                                         flash.scale = 0.5;
1443                                 }
1444                                 break;
1445                         }
1446                         case ARC_BT_HEAL:
1447                         {
1448                                 this.beam_color = beamcolor;
1449                                 this.beam_alpha = 0.5;
1450                                 this.beam_thickness = 8;
1451                                 this.beam_traileffect = (EFFECT_ARC_BEAM_HEAL);
1452                                 this.beam_hiteffect = (EFFECT_ARC_BEAM_HEAL_IMPACT);
1453                                 this.beam_hitlight[0] = 0;
1454                                 this.beam_hitlight[1] = 1;
1455                                 this.beam_hitlight[2] = 1;
1456                                 this.beam_hitlight[3] = 1;
1457                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1458                                 this.beam_muzzlelight[0] = 0;
1459                                 this.beam_muzzlelight[1] = 1;
1460                                 this.beam_muzzlelight[2] = 1;
1461                                 this.beam_muzzlelight[3] = 1;
1462                                 this.beam_image = "particles/lgbeam";
1463                                 if(this.beam_muzzleeffect)
1464                                 {
1465                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1466                                         flash.alpha = this.beam_alpha;
1467                                         flash.colormod = this.beam_color;
1468                                         flash.scale = 0.5;
1469                                 }
1470                                 break;
1471                         }
1472                         case ARC_BT_HIT:
1473                         {
1474                                 this.beam_color = beamcolor;
1475                                 this.beam_alpha = 0.5;
1476                                 this.beam_thickness = 8;
1477                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1478                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1479                                 this.beam_hitlight[0] = 20;
1480                                 this.beam_hitlight[1] = 1;
1481                                 this.beam_hitlight[2] = 0;
1482                                 this.beam_hitlight[3] = 0;
1483                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1484                                 this.beam_muzzlelight[0] = 50;
1485                                 this.beam_muzzlelight[1] = 1;
1486                                 this.beam_muzzlelight[2] = 0;
1487                                 this.beam_muzzlelight[3] = 0;
1488                                 this.beam_image = "particles/lgbeam";
1489                                 if(this.beam_muzzleeffect)
1490                                 {
1491                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1492                                         flash.alpha = this.beam_alpha;
1493                                         flash.colormod = this.beam_color;
1494                                         flash.scale = 0.5;
1495                                 }
1496                                 break;
1497                         }
1498                         case ARC_BT_BURST_MISS:
1499                         {
1500                                 this.beam_color = beamcolor;
1501                                 this.beam_alpha = 0.5;
1502                                 this.beam_thickness = 14;
1503                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1504                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1505                                 this.beam_hitlight[0] = 0;
1506                                 this.beam_hitlight[1] = 1;
1507                                 this.beam_hitlight[2] = 1;
1508                                 this.beam_hitlight[3] = 1;
1509                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1510                                 this.beam_muzzlelight[0] = 0;
1511                                 this.beam_muzzlelight[1] = 1;
1512                                 this.beam_muzzlelight[2] = 1;
1513                                 this.beam_muzzlelight[3] = 1;
1514                                 this.beam_image = "particles/lgbeam";
1515                                 if(this.beam_muzzleeffect)
1516                                 {
1517                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1518                                         flash.alpha = this.beam_alpha;
1519                                         flash.colormod = this.beam_color;
1520                                         flash.scale = 0.5;
1521                                 }
1522                                 break;
1523                         }
1524                         case ARC_BT_BURST_WALL:
1525                         {
1526                                 this.beam_color = beamcolor;
1527                                 this.beam_alpha = 0.5;
1528                                 this.beam_thickness = 14;
1529                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1530                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1531                                 this.beam_hitlight[0] = 0;
1532                                 this.beam_hitlight[1] = 1;
1533                                 this.beam_hitlight[2] = 1;
1534                                 this.beam_hitlight[3] = 1;
1535                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1536                                 this.beam_muzzlelight[0] = 0;
1537                                 this.beam_muzzlelight[1] = 1;
1538                                 this.beam_muzzlelight[2] = 1;
1539                                 this.beam_muzzlelight[3] = 1;
1540                                 this.beam_image = "particles/lgbeam";
1541                                 if(this.beam_muzzleeffect)
1542                                 {
1543                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1544                                         flash.alpha = this.beam_alpha;
1545                                         flash.colormod = this.beam_color;
1546                                         flash.scale = 0.5;
1547                                 }
1548                                 break;
1549                         }
1550                         case ARC_BT_BURST_HEAL:
1551                         {
1552                                 this.beam_color = beamcolor;
1553                                 this.beam_alpha = 0.5;
1554                                 this.beam_thickness = 14;
1555                                 this.beam_traileffect = (EFFECT_ARC_BEAM_HEAL);
1556                                 this.beam_hiteffect = (EFFECT_ARC_BEAM_HEAL_IMPACT2);
1557                                 this.beam_hitlight[0] = 0;
1558                                 this.beam_hitlight[1] = 1;
1559                                 this.beam_hitlight[2] = 1;
1560                                 this.beam_hitlight[3] = 1;
1561                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1562                                 this.beam_muzzlelight[0] = 0;
1563                                 this.beam_muzzlelight[1] = 1;
1564                                 this.beam_muzzlelight[2] = 1;
1565                                 this.beam_muzzlelight[3] = 1;
1566                                 this.beam_image = "particles/lgbeam";
1567                                 if(this.beam_muzzleeffect)
1568                                 {
1569                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1570                                         flash.alpha = this.beam_alpha;
1571                                         flash.colormod = this.beam_color;
1572                                         flash.scale = 0.5;
1573                                 }
1574                                 break;
1575                         }
1576                         case ARC_BT_BURST_HIT:
1577                         {
1578                                 this.beam_color = beamcolor;
1579                                 this.beam_alpha = 0.5;
1580                                 this.beam_thickness = 14;
1581                                 this.beam_traileffect = (EFFECT_ARC_BEAM);
1582                                 this.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1583                                 this.beam_hitlight[0] = 0;
1584                                 this.beam_hitlight[1] = 1;
1585                                 this.beam_hitlight[2] = 1;
1586                                 this.beam_hitlight[3] = 1;
1587                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1588                                 this.beam_muzzlelight[0] = 0;
1589                                 this.beam_muzzlelight[1] = 1;
1590                                 this.beam_muzzlelight[2] = 1;
1591                                 this.beam_muzzlelight[3] = 1;
1592                                 this.beam_image = "particles/lgbeam";
1593                                 if(this.beam_muzzleeffect)
1594                                 {
1595                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1596                                         flash.alpha = this.beam_alpha;
1597                                         flash.colormod = this.beam_color;
1598                                         flash.scale = 0.5;
1599                                 }
1600                                 break;
1601                         }
1602
1603                         // shouldn't be possible, but lets make it colorful if it does :D
1604                         default:
1605                         {
1606                                 this.beam_color = randomvec();
1607                                 this.beam_alpha = 1;
1608                                 this.beam_thickness = 8;
1609                                 this.beam_traileffect = NULL;
1610                                 this.beam_hiteffect = NULL;
1611                                 this.beam_hitlight[0] = 0;
1612                                 this.beam_hitlight[1] = 1;
1613                                 this.beam_hitlight[2] = 1;
1614                                 this.beam_hitlight[3] = 1;
1615                                 this.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1616                                 this.beam_muzzlelight[0] = 0;
1617                                 this.beam_muzzlelight[1] = 1;
1618                                 this.beam_muzzlelight[2] = 1;
1619                                 this.beam_muzzlelight[3] = 1;
1620                                 this.beam_image = "particles/lgbeam";
1621                                 if(this.beam_muzzleeffect)
1622                                 {
1623                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1624                                         flash.alpha = this.beam_alpha;
1625                                         flash.colormod = this.beam_color;
1626                                         flash.scale = 0.5;
1627                                 }
1628                                 break;
1629                         }
1630                 }
1631         }
1632
1633         if(!this.beam_usevieworigin)
1634         {
1635                 InterpolateOrigin_Note(this);
1636         }
1637         return true;
1638 }
1639
1640 #endif
1641 #endif