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 == self.owner) || ((to.enemy == self.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, self.beam_start.x);
 177                 WriteCoord(MSG_ENTITY, self.beam_start.y);
 178                 WriteCoord(MSG_ENTITY, self.beam_start.z);
 179         }
 180         if(sf & ARC_SF_WANTDIR) // want/aim direction
 181         {
 182                 WriteCoord(MSG_ENTITY, self.beam_wantdir.x);
 183                 WriteCoord(MSG_ENTITY, self.beam_wantdir.y);
 184                 WriteCoord(MSG_ENTITY, self.beam_wantdir.z);
 185         }
 186         if(sf & ARC_SF_BEAMDIR) // beam direction
 187         {
 188                 WriteCoord(MSG_ENTITY, self.beam_dir.x);
 189                 WriteCoord(MSG_ENTITY, self.beam_dir.y);
 190                 WriteCoord(MSG_ENTITY, self.beam_dir.z);
 191         }
 192         if(sf & ARC_SF_BEAMTYPE) // beam type
 193         {
 194                 WriteByte(MSG_ENTITY, self.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()
 235 {SELFPARAM();
 236         self.event_damage = func_null;
 237         RadiusDamage(self, self.realowner, WEP_CVAR(arc, bolt_damage), WEP_CVAR(arc, bolt_edgedamage), WEP_CVAR(arc, bolt_radius), world, world, WEP_CVAR(arc, bolt_force), self.projectiledeathtype, other);
 238
 239         remove(self);
 240 }
 241
 242 void W_Arc_Bolt_Explode_use(entity this, entity actor, entity trigger)
 243 {
 244         WITHSELF(this, W_Arc_Bolt_Explode());
 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, this.think);
 260 }
 261
 262 void W_Arc_Bolt_Touch()
 263 {SELFPARAM();
 264         PROJECTILE_TOUCH;
 265         self.use1(this, NULL, NULL);
 266 }
 267
 268 void W_Arc_Attack_Bolt(Weapon thiswep)
 269 {SELFPARAM();
 270         entity missile;
 271
 272         W_DecreaseAmmo(thiswep, self, WEP_CVAR(arc, bolt_ammo));
 273
 274         W_SetupShot(self, 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 = self;
 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         missile.touch = W_Arc_Bolt_Touch;
 290         missile.use1 = W_Arc_Bolt_Explode_use;
 291         missile.think = 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         missile.movetype = 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, self, missile);
 308 }
 309
 310 void W_Arc_Beam_Think()
 311 {SELFPARAM();
 312         if(self != self.owner.arc_beam)
 313         {
 314                 remove(self);
 315                 return;
 316         }
 317
 318
 319         float burst = 0;
 320         if( (PHYS_INPUT_BUTTON_ATCK2(self.owner) && !WEP_CVAR(arc, bolt)) || self.beam_bursting)
 321         {
 322                 if(!self.beam_bursting)
 323                         self.beam_bursting = true;
 324                 burst = ARC_BT_BURSTMASK;
 325         }
 326
 327         Weapon thiswep = WEP_ARC;
 328
 329         if(
 330                 !IS_PLAYER(self.owner)
 331                 ||
 332                 (self.owner.(thiswep.ammo_field) <= 0 && !(self.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 333                 ||
 334                 IS_DEAD(self.owner)
 335                 ||
 336                 gameover
 337                 ||
 338                 (!PHYS_INPUT_BUTTON_ATCK(self.owner) && !burst )
 339                 ||
 340                 STAT(FROZEN, self.owner)
 341                 ||
 342                 self.owner.vehicle
 343                 ||
 344                 (WEP_CVAR(arc, overheat_max) > 0 && self.beam_heat >= WEP_CVAR(arc, overheat_max))
 345         )
 346         {
 347                 if ( WEP_CVAR(arc, cooldown) > 0 )
 348                 {
 349                         float cooldown_speed = 0;
 350                         if ( self.beam_heat > WEP_CVAR(arc, overheat_min) && WEP_CVAR(arc, cooldown) > 0 )
 351                         {
 352                                 cooldown_speed = WEP_CVAR(arc, cooldown);
 353                         }
 354                         else if ( !burst )
 355                         {
 356                                 cooldown_speed = self.beam_heat / WEP_CVAR(arc, beam_refire);
 357                         }
 358
 359                         if ( cooldown_speed )
 360                         {
 361                                 if ( WEP_CVAR(arc, cooldown_release) || (WEP_CVAR(arc, overheat_max) > 0 && self.beam_heat >= WEP_CVAR(arc, overheat_max)) )
 362                                         self.owner.arc_overheat = time + self.beam_heat / cooldown_speed;
 363                                 self.owner.arc_cooldown = cooldown_speed;
 364                         }
 365
 366                         if ( WEP_CVAR(arc, overheat_max) > 0 && self.beam_heat >= WEP_CVAR(arc, overheat_max) )
 367                         {
 368                                 Send_Effect(EFFECT_ARC_OVERHEAT,
 369                                         self.beam_start, self.beam_wantdir, 1 );
 370                                 sound(self, CH_WEAPON_A, SND_ARC_STOP, VOL_BASE, ATTN_NORM);
 371                         }
 372                 }
 373
 374                 if(self == self.owner.arc_beam) { self.owner.arc_beam = world; }
 375                 setself(self.owner);
 376                 Weapon w = WEP_ARC;
 377                 if(!w.wr_checkammo1(w) && !w.wr_checkammo2(w))
 378                 if(!(self.items & IT_UNLIMITED_WEAPON_AMMO))
 379                 {
 380                         // note: this doesn't force the switch
 381                         W_SwitchToOtherWeapon(self);
 382                 }
 383                 setself(this);
 384                 remove(self);
 385                 return;
 386         }
 387
 388         // decrease ammo
 389         float coefficient = frametime;
 390         if(!(self.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 391         {
 392                 float rootammo;
 393                 if(burst)
 394                         { rootammo = WEP_CVAR(arc, burst_ammo); }
 395                 else
 396                         { rootammo = WEP_CVAR(arc, beam_ammo); }
 397
 398                 if(rootammo)
 399                 {
 400                         coefficient = min(coefficient, self.owner.(thiswep.ammo_field) / rootammo);
 401                         self.owner.(thiswep.ammo_field) = max(0, self.owner.(thiswep.ammo_field) - (rootammo * frametime));
 402                 }
 403         }
 404         float heat_speed = burst ? WEP_CVAR(arc, burst_heat) : WEP_CVAR(arc, beam_heat);
 405         self.beam_heat = min( WEP_CVAR(arc, overheat_max), self.beam_heat + heat_speed*frametime );
 406
 407         makevectors(self.owner.v_angle);
 408
 409         W_SetupShot_Range(
 410                 self.owner,
 411                 true,
 412                 0,
 413                 SND_Null,
 414                 0,
 415                 WEP_CVAR(arc, beam_damage) * coefficient,
 416                 WEP_CVAR(arc, beam_range)
 417         );
 418
 419         // After teleport, "lock" the beam until the teleport is confirmed.
 420         if (time < self.beam_teleporttime + ANTILAG_LATENCY(self.owner)) {
 421                 w_shotdir = self.beam_dir;
 422         }
 423
 424         // network information: shot origin and want/aim direction
 425         if(self.beam_start != w_shotorg)
 426         {
 427                 self.SendFlags |= ARC_SF_START;
 428                 self.beam_start = w_shotorg;
 429         }
 430         if(self.beam_wantdir != w_shotdir)
 431         {
 432                 self.SendFlags |= ARC_SF_WANTDIR;
 433                 self.beam_wantdir = w_shotdir;
 434         }
 435
 436         if(!self.beam_initialized)
 437         {
 438                 self.beam_dir = w_shotdir;
 439                 self.beam_initialized = true;
 440         }
 441
 442         // WEAPONTODO: Detect player velocity so that the beam curves when moving too
 443         // idea: blend together self.beam_dir with the inverted direction the player is moving in
 444         // might have to make some special accomodation so that it only uses view_right and view_up
 445
 446         // note that if we do this, it'll always be corrected to a maximum angle by beam_maxangle handling
 447
 448         float segments;
 449         if(self.beam_dir != w_shotdir)
 450         {
 451                 // calculate how much we're going to move the end of the beam to the want position
 452                 // WEAPONTODO (server and client):
 453                 // blendfactor never actually becomes 0 in this situation, which is a problem
 454                 // regarding precision... this means that self.beam_dir and w_shotdir approach
 455                 // eachother, however they never actually become the same value with this method.
 456                 // Perhaps we should do some form of rounding/snapping?
 457                 float angle = vlen(w_shotdir - self.beam_dir) * RAD2DEG;
 458                 if(angle && (angle > WEP_CVAR(arc, beam_maxangle)))
 459                 {
 460                         // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
 461                         float blendfactor = bound(
 462                                 0,
 463                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 464                                 min(WEP_CVAR(arc, beam_maxangle) / angle, 1)
 465                         );
 466                         self.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 467                 }
 468                 else
 469                 {
 470                         // the radius is not too far yet, no worries :D
 471                         float blendfactor = bound(
 472                                 0,
 473                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 474                                 1
 475                         );
 476                         self.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 477                 }
 478
 479                 // network information: beam direction
 480                 self.SendFlags |= ARC_SF_BEAMDIR;
 481
 482                 // calculate how many segments are needed
 483                 float max_allowed_segments;
 484
 485                 if(WEP_CVAR(arc, beam_distancepersegment))
 486                 {
 487                         max_allowed_segments = min(
 488                                 ARC_MAX_SEGMENTS,
 489                                 1 + (vlen(w_shotdir / WEP_CVAR(arc, beam_distancepersegment)))
 490                         );
 491                 }
 492                 else { max_allowed_segments = ARC_MAX_SEGMENTS; }
 493
 494                 if(WEP_CVAR(arc, beam_degreespersegment))
 495                 {
 496                         segments = bound(
 497                                 1,
 498                                 (
 499                                         min(
 500                                                 angle,
 501                                                 WEP_CVAR(arc, beam_maxangle)
 502                                         )
 503                                         /
 504                                         WEP_CVAR(arc, beam_degreespersegment)
 505                                 ),
 506                                 max_allowed_segments
 507                         );
 508                 }
 509                 else { segments = 1; }
 510         }
 511         else { segments = 1; }
 512
 513         vector beam_endpos = (w_shotorg + (self.beam_dir * WEP_CVAR(arc, beam_range)));
 514         vector beam_controlpoint = w_shotorg + w_shotdir * (WEP_CVAR(arc, beam_range) * (1 - WEP_CVAR(arc, beam_tightness)));
 515
 516         float i;
 517         float new_beam_type = 0;
 518         vector last_origin = w_shotorg;
 519         for(i = 1; i <= segments; ++i)
 520         {
 521                 // WEAPONTODO (client):
 522                 // In order to do nice fading and pointing on the starting segment, we must always
 523                 // have that drawn as a separate triangle... However, that is difficult to do when
 524                 // keeping in mind the above problems and also optimizing the amount of segments
 525                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
 526
 527                 vector new_origin = bezier_quadratic_getpoint(
 528                         w_shotorg,
 529                         beam_controlpoint,
 530                         beam_endpos,
 531                         i / segments);
 532                 vector new_dir = normalize(new_origin - last_origin);
 533
 534                 WarpZone_traceline_antilag(
 535                         self.owner,
 536                         last_origin,
 537                         new_origin,
 538                         MOVE_NORMAL,
 539                         self.owner,
 540                         ANTILAG_LATENCY(self.owner)
 541                 );
 542
 543                 // Do all the transforms for warpzones right now, as we already
 544                 // "are" in the post-trace system (if we hit a player, that's
 545                 // always BEHIND the last passed wz).
 546                 last_origin = trace_endpos;
 547                 w_shotorg = WarpZone_TransformOrigin(WarpZone_trace_transform, w_shotorg);
 548                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
 549                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
 550                 new_dir = WarpZone_TransformVelocity(WarpZone_trace_transform, new_dir);
 551
 552                 float is_player = (
 553                         IS_PLAYER(trace_ent)
 554                         ||
 555                         trace_ent.classname == "body"
 556                         ||
 557                         IS_MONSTER(trace_ent)
 558                 );
 559
 560                 if(trace_ent && trace_ent.takedamage && (is_player || WEP_CVAR(arc, beam_nonplayerdamage)))
 561                 {
 562                         // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 563                         // NO. trace_endpos should be just fine. If not,
 564                         // that's an engine bug that needs proper debugging.
 565                         vector hitorigin = trace_endpos;
 566
 567                         float falloff = ExponentialFalloff(
 568                                 WEP_CVAR(arc, beam_falloff_mindist),
 569                                 WEP_CVAR(arc, beam_falloff_maxdist),
 570                                 WEP_CVAR(arc, beam_falloff_halflifedist),
 571                                 vlen(WarpZone_UnTransformOrigin(WarpZone_trace_transform, hitorigin) - w_shotorg)
 572                         );
 573
 574                         if(is_player && SAME_TEAM(self.owner, trace_ent))
 575                         {
 576                                 float roothealth, rootarmor;
 577                                 if(burst)
 578                                 {
 579                                         roothealth = WEP_CVAR(arc, burst_healing_hps);
 580                                         rootarmor = WEP_CVAR(arc, burst_healing_aps);
 581                                 }
 582                                 else
 583                                 {
 584                                         roothealth = WEP_CVAR(arc, beam_healing_hps);
 585                                         rootarmor = WEP_CVAR(arc, beam_healing_aps);
 586                                 }
 587
 588                                 if(trace_ent.health <= WEP_CVAR(arc, beam_healing_hmax) && roothealth)
 589                                 {
 590                                         trace_ent.health = min(
 591                                                 trace_ent.health + (roothealth * coefficient),
 592                                                 WEP_CVAR(arc, beam_healing_hmax)
 593                                         );
 594                                 }
 595                                 if(trace_ent.armorvalue <= WEP_CVAR(arc, beam_healing_amax) && rootarmor)
 596                                 {
 597                                         trace_ent.armorvalue = min(
 598                                                 trace_ent.armorvalue + (rootarmor * coefficient),
 599                                                 WEP_CVAR(arc, beam_healing_amax)
 600                                         );
 601                                 }
 602
 603                                 // stop rot, set visual effect
 604                                 if(roothealth || rootarmor)
 605                                 {
 606                                         trace_ent.pauserothealth_finished = max(
 607                                                 trace_ent.pauserothealth_finished,
 608                                                 time + autocvar_g_balance_pause_health_rot
 609                                         );
 610                                         trace_ent.pauserotarmor_finished = max(
 611                                                 trace_ent.pauserotarmor_finished,
 612                                                 time + autocvar_g_balance_pause_armor_rot
 613                                         );
 614                                         new_beam_type = ARC_BT_HEAL;
 615                                 }
 616                         }
 617                         else
 618                         {
 619                                 float rootdamage;
 620                                 if(is_player)
 621                                 {
 622                                         if(burst)
 623                                                 { rootdamage = WEP_CVAR(arc, burst_damage); }
 624                                         else
 625                                                 { rootdamage = WEP_CVAR(arc, beam_damage); }
 626                                 }
 627                                 else
 628                                         { rootdamage = WEP_CVAR(arc, beam_nonplayerdamage); }
 629
 630                                 if(accuracy_isgooddamage(self.owner, trace_ent))
 631                                 {
 632                                         accuracy_add(
 633                                                 self.owner,
 634                                                 WEP_ARC.m_id,
 635                                                 0,
 636                                                 rootdamage * coefficient * falloff
 637                                         );
 638                                 }
 639
 640                                 Damage(
 641                                         trace_ent,
 642                                         self.owner,
 643                                         self.owner,
 644                                         rootdamage * coefficient * falloff,
 645                                         WEP_ARC.m_id,
 646                                         hitorigin,
 647                                         WEP_CVAR(arc, beam_force) * new_dir * coefficient * falloff
 648                                 );
 649
 650                                 new_beam_type = ARC_BT_HIT;
 651                         }
 652                         break;
 653                 }
 654                 else if(trace_fraction != 1)
 655                 {
 656                         // we collided with geometry
 657                         new_beam_type = ARC_BT_WALL;
 658                         break;
 659                 }
 660         }
 661
 662         // te_explosion(trace_endpos);
 663
 664         // if we're bursting, use burst visual effects
 665         new_beam_type |= burst;
 666
 667         // network information: beam type
 668         if(new_beam_type != self.beam_type)
 669         {
 670                 self.SendFlags |= ARC_SF_BEAMTYPE;
 671                 self.beam_type = new_beam_type;
 672         }
 673
 674         self.owner.beam_prev = time;
 675         self.nextthink = time;
 676 }
 677
 678 void W_Arc_Beam(float burst)
 679 {SELFPARAM();
 680
 681         // only play fire sound if 1 sec has passed since player let go the fire button
 682         if(time - self.beam_prev > 1)
 683                 sound(self, CH_WEAPON_A, SND_ARC_FIRE, VOL_BASE, ATTN_NORM);
 684
 685         entity beam = self.arc_beam = new(W_Arc_Beam);
 686         beam.solid = SOLID_NOT;
 687         beam.think = W_Arc_Beam_Think;
 688         beam.owner = self;
 689         beam.movetype = MOVETYPE_NONE;
 690         beam.bot_dodge = true;
 691         beam.bot_dodgerating = WEP_CVAR(arc, beam_damage);
 692         beam.beam_bursting = burst;
 693         Net_LinkEntity(beam, false, 0, W_Arc_Beam_Send);
 694
 695         WITHSELF(beam, beam.think());
 696 }
 697
 698 void Arc_Smoke()
 699 {SELFPARAM();
 700         makevectors(self.v_angle);
 701         W_SetupShot_Range(self,true,0,SND_Null,0,0,0);
 702
 703         vector smoke_origin = w_shotorg + self.velocity*frametime;
 704         if ( self.arc_overheat > time )
 705         {
 706                 if ( random() < self.arc_heat_percent )
 707                         Send_Effect(EFFECT_ARC_SMOKE, smoke_origin, '0 0 0', 1 );
 708                 if ( PHYS_INPUT_BUTTON_ATCK(self) || PHYS_INPUT_BUTTON_ATCK2(self) )
 709                 {
 710                         Send_Effect(EFFECT_ARC_OVERHEAT_FIRE, smoke_origin, w_shotdir, 1 );
 711                         if ( !self.arc_smoke_sound )
 712                         {
 713                                 self.arc_smoke_sound = 1;
 714                                 sound(self, CH_SHOTS_SINGLE, SND_ARC_LOOP_OVERHEAT, VOL_BASE, ATTN_NORM);
 715                         }
 716                 }
 717         }
 718         else if ( self.arc_beam && WEP_CVAR(arc, overheat_max) > 0 &&
 719                         self.arc_beam.beam_heat > WEP_CVAR(arc, overheat_min) )
 720         {
 721                 if ( random() < (self.arc_beam.beam_heat-WEP_CVAR(arc, overheat_min)) /
 722                                 ( WEP_CVAR(arc, overheat_max)-WEP_CVAR(arc, overheat_min) ) )
 723                         Send_Effect(EFFECT_ARC_SMOKE, smoke_origin, '0 0 0', 1 );
 724         }
 725
 726         if (  self.arc_smoke_sound && ( self.arc_overheat <= time ||
 727                 !( PHYS_INPUT_BUTTON_ATCK(self) || PHYS_INPUT_BUTTON_ATCK2(self) ) ) || PS(self).m_switchweapon != WEP_ARC )
 728         {
 729                 self.arc_smoke_sound = 0;
 730                 sound(self, CH_SHOTS_SINGLE, SND_Null, VOL_BASE, ATTEN_NORM);
 731         }
 732 }
 733
 734 METHOD(Arc, wr_aim, void(entity thiswep))
 735 {
 736     SELFPARAM();
 737     if(WEP_CVAR(arc, beam_botaimspeed))
 738     {
 739         PHYS_INPUT_BUTTON_ATCK(self) = bot_aim(
 740                 self,
 741             WEP_CVAR(arc, beam_botaimspeed),
 742             0,
 743             WEP_CVAR(arc, beam_botaimlifetime),
 744             false
 745         );
 746     }
 747     else
 748     {
 749         PHYS_INPUT_BUTTON_ATCK(self) = bot_aim(
 750                 self,
 751             1000000,
 752             0,
 753             0.001,
 754             false
 755         );
 756     }
 757 }
 758 METHOD(Arc, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
 759 {
 760     Arc_Player_SetHeat(actor);
 761     Arc_Smoke();
 762
 763     bool beam_fire2 = ((fire & 2) && !WEP_CVAR(arc, bolt));
 764
 765     if (time >= actor.arc_overheat)
 766     if ((fire & 1) || beam_fire2 || actor.arc_beam.beam_bursting)
 767     {
 768
 769         if(actor.arc_BUTTON_ATCK_prev)
 770         {
 771             #if 0
 772             if(actor.animstate_startframe == actor.anim_shoot.x && actor.animstate_numframes == actor.anim_shoot.y)
 773                 weapon_thinkf(actor, weaponentity, WFRAME_DONTCHANGE, autocvar_g_balance_arc_primary_animtime, w_ready);
 774             else
 775             #endif
 776                 weapon_thinkf(actor, weaponentity, WFRAME_DONTCHANGE, WEP_CVAR(arc, beam_animtime), w_ready);
 777         }
 778
 779         if((!actor.arc_beam) || wasfreed(actor.arc_beam))
 780         {
 781             if(weapon_prepareattack(thiswep, actor, weaponentity, boolean(beam_fire2), 0))
 782             {
 783                 W_Arc_Beam(boolean(beam_fire2));
 784
 785                 if(!actor.arc_BUTTON_ATCK_prev)
 786                 {
 787                     weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 788                     actor.arc_BUTTON_ATCK_prev = true;
 789                 }
 790             }
 791         }
 792
 793         return;
 794     }
 795     else if(fire & 2)
 796     {
 797         if(weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR(arc, bolt_refire)))
 798         {
 799             W_Arc_Attack_Bolt(thiswep);
 800             weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, bolt_refire), w_ready);
 801         }
 802     }
 803
 804     if(actor.arc_BUTTON_ATCK_prev)
 805     {
 806         sound(actor, CH_WEAPON_A, SND_ARC_STOP, VOL_BASE, ATTN_NORM);
 807         weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 808         int slot = weaponslot(weaponentity);
 809         ATTACK_FINISHED(actor, slot) = time + WEP_CVAR(arc, beam_refire) * W_WeaponRateFactor();
 810     }
 811     actor.arc_BUTTON_ATCK_prev = false;
 812
 813     #if 0
 814     if(fire & 2)
 815     if(weapon_prepareattack(thiswep, actor, weaponentity, true, autocvar_g_balance_arc_secondary_refire))
 816     {
 817         W_Arc_Attack2();
 818         actor.arc_count = autocvar_g_balance_arc_secondary_count;
 819         weapon_thinkf(actor, weaponentity, WFRAME_FIRE2, autocvar_g_balance_arc_secondary_animtime, w_arc_checkattack);
 820         actor.arc_secondarytime = time + autocvar_g_balance_arc_secondary_refire2 * W_WeaponRateFactor();
 821     }
 822     #endif
 823 }
 824 METHOD(Arc, wr_init, void(entity thiswep))
 825 {
 826     if(!arc_shotorigin[0])
 827     {
 828         arc_shotorigin[0] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 1);
 829         arc_shotorigin[1] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 2);
 830         arc_shotorigin[2] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 3);
 831         arc_shotorigin[3] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 4);
 832     }
 833 }
 834 METHOD(Arc, wr_checkammo1, bool(entity thiswep))
 835 {
 836     SELFPARAM();
 837     return ((!WEP_CVAR(arc, beam_ammo)) || (self.(thiswep.ammo_field) > 0));
 838 }
 839 METHOD(Arc, wr_checkammo2, bool(entity thiswep))
 840 {
 841     SELFPARAM();
 842     if(WEP_CVAR(arc, bolt))
 843     {
 844         float ammo_amount = self.(thiswep.ammo_field) >= WEP_CVAR(arc, bolt_ammo);
 845         ammo_amount += self.(weapon_load[WEP_ARC.m_id]) >= WEP_CVAR(arc, bolt_ammo);
 846         return ammo_amount;
 847     }
 848     else
 849         return WEP_CVAR(arc, overheat_max) > 0 &&
 850             ((!WEP_CVAR(arc, burst_ammo)) || (self.(thiswep.ammo_field) > 0));
 851 }
 852 METHOD(Arc, wr_killmessage, Notification(entity thiswep))
 853 {
 854     if(w_deathtype & HITTYPE_SECONDARY)
 855         return WEAPON_ARC_MURDER_SPRAY;
 856     else
 857         return WEAPON_ARC_MURDER;
 858 }
 859 METHOD(Arc, wr_drop, void(entity thiswep))
 860 {
 861     SELFPARAM();
 862     weapon_dropevent_item.arc_overheat = self.arc_overheat;
 863     weapon_dropevent_item.arc_cooldown = self.arc_cooldown;
 864     self.arc_overheat = 0;
 865     self.arc_cooldown = 0;
 866 }
 867 METHOD(Arc, wr_pickup, void(entity thiswep))
 868 {
 869     SELFPARAM();
 870     if ( !client_hasweapon(self, thiswep, false, false) &&
 871         weapon_dropevent_item.arc_overheat > time )
 872     {
 873         self.arc_overheat = weapon_dropevent_item.arc_overheat;
 874         self.arc_cooldown = weapon_dropevent_item.arc_cooldown;
 875     }
 876 }
 877 #endif
 878 #ifdef CSQC
 879 bool autocvar_cl_arcbeam_teamcolor = true;
 880
 881 METHOD(Arc, wr_impacteffect, void(entity thiswep))
 882 {
 883     SELFPARAM();
 884     if(w_deathtype & HITTYPE_SECONDARY)
 885     {
 886         vector org2;
 887         org2 = w_org + w_backoff * 6;
 888         pointparticles(EFFECT_ARC_BOLT_EXPLODE, org2, w_backoff * 1000, 1);
 889         if(!w_issilent) { sound(self, CH_SHOTS, SND_LASERIMPACT, VOL_BASE, ATTN_NORM); }
 890     }
 891 }
 892
 893 void Draw_ArcBeam_callback(vector start, vector hit, vector end)
 894 {
 895         entity beam = Draw_ArcBeam_callback_entity;
 896         vector transformed_view_org;
 897         transformed_view_org = WarpZone_TransformOrigin(WarpZone_trace_transform, view_origin);
 898
 899         // Thickdir shall be perpendicular to the beam and to the view-to-beam direction (WEAPONTODO: WHY)
 900         // WEAPONTODO: Wouldn't it be better to be perpendicular to the beam and to the view FORWARD direction?
 901         vector thickdir = normalize(cross(normalize(start - hit), transformed_view_org - start));
 902
 903         vector hitorigin;
 904
 905         // draw segment
 906         #if 0
 907         if(trace_fraction != 1)
 908         {
 909                 // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 910                 hitorigin = start + (Draw_ArcBeam_callback_new_dir * Draw_ArcBeam_callback_segmentdist * trace_fraction);
 911                 hitorigin = WarpZone_TransformOrigin(WarpZone_trace_transform, hitorigin);
 912         }
 913         else
 914         {
 915                 hitorigin = hit;
 916         }
 917         #else
 918         hitorigin = hit;
 919         #endif
 920
 921         // decide upon thickness
 922         float thickness = beam.beam_thickness;
 923
 924         // draw primary beam render
 925         vector top    = hitorigin + (thickdir * thickness);
 926         vector bottom = hitorigin - (thickdir * thickness);
 927
 928         vector last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
 929         vector last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
 930
 931         R_BeginPolygon(beam.beam_image, DRAWFLAG_NORMAL); // DRAWFLAG_ADDITIVE
 932         R_PolygonVertex(
 933                 top,
 934                 '0 0.5 0' + ('0 0.5 0' * (thickness / beam.beam_thickness)),
 935                 beam.beam_color,
 936                 beam.beam_alpha
 937         );
 938         R_PolygonVertex(
 939                 last_top,
 940                 '0 0.5 0' + ('0 0.5 0' * (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 941                 beam.beam_color,
 942                 beam.beam_alpha
 943         );
 944         R_PolygonVertex(
 945                 last_bottom,
 946                 '0 0.5 0' * (1 - (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 947                 beam.beam_color,
 948                 beam.beam_alpha
 949         );
 950         R_PolygonVertex(
 951                 bottom,
 952                 '0 0.5 0' * (1 - (thickness / beam.beam_thickness)),
 953                 beam.beam_color,
 954                 beam.beam_alpha
 955         );
 956         R_EndPolygon();
 957
 958         // draw trailing particles
 959         // NOTES:
 960         //  - Don't use spammy particle counts here, use a FEW small particles around the beam
 961         //  - We're not using WarpZone_TrailParticles here because we will handle warpzones ourselves.
 962         if(beam.beam_traileffect)
 963         {
 964                 trailparticles(beam, beam.beam_traileffect, start, hitorigin);
 965         }
 966
 967         // set up for the next
 968         Draw_ArcBeam_callback_last_thickness = thickness;
 969         Draw_ArcBeam_callback_last_top = WarpZone_UnTransformOrigin(WarpZone_trace_transform, top);
 970         Draw_ArcBeam_callback_last_bottom = WarpZone_UnTransformOrigin(WarpZone_trace_transform, bottom);
 971 }
 972
 973 void Reset_ArcBeam()
 974 {
 975         entity e;
 976         for (e = world; (e = findfloat(e, beam_usevieworigin, 1)); ) {
 977                 e.beam_initialized = false;
 978         }
 979         for (e = world; (e = findfloat(e, beam_usevieworigin, 2)); ) {
 980                 e.beam_initialized = false;
 981         }
 982 }
 983
 984 void Draw_ArcBeam(entity this)
 985 {
 986         float dt = time - this.move_time;
 987         this.move_time = time;
 988         if(dt <= 0) { return; }
 989
 990         if(!this.beam_usevieworigin)
 991         {
 992                 InterpolateOrigin_Do(this);
 993         }
 994
 995         // origin = beam starting origin
 996         // v_angle = wanted/aim direction
 997         // angles = current direction of beam
 998
 999         vector start_pos;
1000         vector wantdir; //= view_forward;
1001         vector beamdir; //= this.beam_dir;
1002
1003         float segments;
1004         if(this.beam_usevieworigin)
1005         {
1006                 // WEAPONTODO:
1007                 // Currently we have to replicate nearly the same method of figuring
1008                 // out the shotdir that the server does... Ideally in the future we
1009                 // should be able to acquire this from a generalized function built
1010                 // into a weapon system for client code.
1011
1012                 // find where we are aiming
1013                 makevectors(warpzone_save_view_angles);
1014                 vector forward = v_forward;
1015                 vector right = v_right;
1016                 vector up = v_up;
1017
1018                 // decide upon start position
1019                 if(this.beam_usevieworigin == 2)
1020                         { start_pos = warpzone_save_view_origin; }
1021                 else
1022                         { start_pos = this.origin; }
1023
1024                 // trace forward with an estimation
1025                 WarpZone_TraceLine(
1026                         start_pos,
1027                         start_pos + forward * this.beam_range,
1028                         MOVE_NOMONSTERS,
1029                         this
1030                 );
1031
1032                 // untransform in case our trace went through a warpzone
1033                 vector end_pos = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos);
1034
1035                 // un-adjust trueaim if shotend is too close
1036                 if(vdist(end_pos - start_pos, <, g_trueaim_minrange))
1037                         end_pos = start_pos + (forward * g_trueaim_minrange);
1038
1039                 // move shot origin to the actual gun muzzle origin
1040                 vector origin_offset =
1041                           right * -this.beam_shotorigin.y
1042                         + up * this.beam_shotorigin.z;
1043
1044                 start_pos = start_pos + origin_offset;
1045
1046                 // Move it also forward, but only as far as possible without hitting anything. Don't poke into walls!
1047                 traceline(start_pos, start_pos + forward * this.beam_shotorigin.x, MOVE_NORMAL, this);
1048                 start_pos = trace_endpos;
1049
1050                 // calculate the aim direction now
1051                 wantdir = normalize(end_pos - start_pos);
1052
1053                 if(!this.beam_initialized)
1054                 {
1055                         this.beam_dir = wantdir;
1056                         this.beam_initialized = true;
1057                 }
1058
1059                 if(this.beam_dir != wantdir)
1060                 {
1061                         // calculate how much we're going to move the end of the beam to the want position
1062                         // WEAPONTODO (server and client):
1063                         // blendfactor never actually becomes 0 in this situation, which is a problem
1064                         // regarding precision... this means that this.beam_dir and w_shotdir approach
1065                         // eachother, however they never actually become the same value with this method.
1066                         // Perhaps we should do some form of rounding/snapping?
1067                         float angle = vlen(wantdir - this.beam_dir) * RAD2DEG;
1068                         if(angle && (angle > this.beam_maxangle))
1069                         {
1070                                 // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
1071                                 float blendfactor = bound(
1072                                         0,
1073                                         (1 - (this.beam_returnspeed * frametime)),
1074                                         min(this.beam_maxangle / angle, 1)
1075                                 );
1076                                 this.beam_dir = normalize((wantdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
1077                         }
1078                         else
1079                         {
1080                                 // the radius is not too far yet, no worries :D
1081                                 float blendfactor = bound(
1082                                         0,
1083                                         (1 - (this.beam_returnspeed * frametime)),
1084                                         1
1085                                 );
1086                                 this.beam_dir = normalize((wantdir * (1 - blendfactor)) + (this.beam_dir * blendfactor));
1087                         }
1088
1089                         // calculate how many segments are needed
1090                         float max_allowed_segments;
1091
1092                         if(this.beam_distancepersegment)
1093                         {
1094                                 max_allowed_segments = min(
1095                                         ARC_MAX_SEGMENTS,
1096                                         1 + (vlen(wantdir / this.beam_distancepersegment))
1097                                 );
1098                         }
1099                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
1100
1101                         if(this.beam_degreespersegment)
1102                         {
1103                                 segments = bound(
1104                                         1,
1105                                         (
1106                                                 min(
1107                                                         angle,
1108                                                         this.beam_maxangle
1109                                                 )
1110                                                 /
1111                                                 this.beam_degreespersegment
1112                                         ),
1113                                         max_allowed_segments
1114                                 );
1115                         }
1116                         else { segments = 1; }
1117                 }
1118                 else { segments = 1; }
1119
1120                 // set the beam direction which the rest of the code will refer to
1121                 beamdir = this.beam_dir;
1122
1123                 // finally, set this.angles to the proper direction so that muzzle attachment points in proper direction
1124                 this.angles = fixedvectoangles2(forward, up); // TODO(Samual): is this == warpzone_save_view_angles?
1125         }
1126         else
1127         {
1128                 // set the values from the provided info from the networked entity
1129                 start_pos = this.origin;
1130                 wantdir = this.v_angle;
1131                 beamdir = this.angles;
1132
1133                 if(beamdir != wantdir)
1134                 {
1135                         float angle = vlen(wantdir - beamdir) * RAD2DEG;
1136
1137                         // calculate how many segments are needed
1138                         float max_allowed_segments;
1139
1140                         if(this.beam_distancepersegment)
1141                         {
1142                                 max_allowed_segments = min(
1143                                         ARC_MAX_SEGMENTS,
1144                                         1 + (vlen(wantdir / this.beam_distancepersegment))
1145                                 );
1146                         }
1147                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
1148
1149                         if(this.beam_degreespersegment)
1150                         {
1151                                 segments = bound(
1152                                         1,
1153                                         (
1154                                                 min(
1155                                                         angle,
1156                                                         this.beam_maxangle
1157                                                 )
1158                                                 /
1159                                                 this.beam_degreespersegment
1160                                         ),
1161                                         max_allowed_segments
1162                                 );
1163                         }
1164                         else { segments = 1; }
1165                 }
1166                 else { segments = 1; }
1167         }
1168
1169         setorigin(this, start_pos);
1170         this.beam_muzzleentity.angles_z = random() * 360; // WEAPONTODO: use avelocity instead?
1171
1172         vector beam_endpos = (start_pos + (beamdir * this.beam_range));
1173         vector beam_controlpoint = start_pos + wantdir * (this.beam_range * (1 - this.beam_tightness));
1174
1175         Draw_ArcBeam_callback_entity = this;
1176         Draw_ArcBeam_callback_last_thickness = 0;
1177         Draw_ArcBeam_callback_last_top = start_pos;
1178         Draw_ArcBeam_callback_last_bottom = start_pos;
1179
1180         vector last_origin = start_pos;
1181         vector original_start_pos = start_pos;
1182
1183         float i;
1184         for(i = 1; i <= segments; ++i)
1185         {
1186                 // WEAPONTODO (client):
1187                 // In order to do nice fading and pointing on the starting segment, we must always
1188                 // have that drawn as a separate triangle... However, that is difficult to do when
1189                 // keeping in mind the above problems and also optimizing the amount of segments
1190                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
1191
1192                 vector new_origin = bezier_quadratic_getpoint(
1193                         start_pos,
1194                         beam_controlpoint,
1195                         beam_endpos,
1196                         i / segments);
1197
1198                 WarpZone_TraceBox_ThroughZone(
1199                         last_origin,
1200                         '0 0 0',
1201                         '0 0 0',
1202                         new_origin,
1203                         MOVE_NORMAL,
1204                         world,
1205                         world,
1206                         Draw_ArcBeam_callback
1207                 );
1208
1209                 // Do all the transforms for warpzones right now, as we already "are" in the post-trace
1210                 // system (if we hit a player, that's always BEHIND the last passed wz).
1211                 last_origin = trace_endpos;
1212                 start_pos = WarpZone_TransformOrigin(WarpZone_trace_transform, start_pos);
1213                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
1214                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
1215                 beamdir = WarpZone_TransformVelocity(WarpZone_trace_transform, beamdir);
1216                 Draw_ArcBeam_callback_last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
1217                 Draw_ArcBeam_callback_last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
1218
1219                 if(trace_fraction < 1) { break; }
1220         }
1221
1222         // visual effects for startpoint and endpoint
1223         if(this.beam_hiteffect)
1224         {
1225                 // FIXME we really should do this on the server so it actually
1226                 // matches gameplay. What this client side stuff is doing is no
1227                 // more than guesswork.
1228                 if((trace_ent || trace_fraction < 1) && !(trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT))
1229                 pointparticles(
1230                         this.beam_hiteffect,
1231                         last_origin,
1232                         beamdir * -1,
1233                         frametime * 2
1234                 );
1235         }
1236         if(this.beam_hitlight[0])
1237         {
1238                 adddynamiclight(
1239                         last_origin,
1240                         this.beam_hitlight[0],
1241                         vec3(
1242                                 this.beam_hitlight[1],
1243                                 this.beam_hitlight[2],
1244                                 this.beam_hitlight[3]
1245                         )
1246                 );
1247         }
1248         if(this.beam_muzzleeffect)
1249         {
1250                 pointparticles(
1251                         this.beam_muzzleeffect,
1252                         original_start_pos + wantdir * 20,
1253                         wantdir * 1000,
1254                         frametime * 0.1
1255                 );
1256         }
1257         if(this.beam_muzzlelight[0])
1258         {
1259                 adddynamiclight(
1260                         original_start_pos + wantdir * 20,
1261                         this.beam_muzzlelight[0],
1262                         vec3(
1263                                 this.beam_muzzlelight[1],
1264                                 this.beam_muzzlelight[2],
1265                                 this.beam_muzzlelight[3]
1266                         )
1267                 );
1268         }
1269
1270         // cleanup
1271         Draw_ArcBeam_callback_entity = world;
1272         Draw_ArcBeam_callback_last_thickness = 0;
1273         Draw_ArcBeam_callback_last_top = '0 0 0';
1274         Draw_ArcBeam_callback_last_bottom = '0 0 0';
1275 }
1276
1277 void Remove_ArcBeam(entity this)
1278 {
1279         remove(this.beam_muzzleentity);
1280         sound(this, CH_SHOTS_SINGLE, SND_Null, VOL_BASE, ATTEN_NORM);
1281 }
1282
1283 NET_HANDLE(ENT_CLIENT_ARC_BEAM, bool isnew)
1284 {
1285         int sf = ReadByte();
1286         entity flash;
1287
1288         if(isnew)
1289         {
1290                 int gunalign = W_GetGunAlignment(world);
1291
1292                 self.beam_shotorigin = arc_shotorigin[gunalign];
1293
1294                 // set other main attributes of the beam
1295                 self.draw = Draw_ArcBeam;
1296                 self.entremove = Remove_ArcBeam;
1297                 self.move_time = time;
1298                 loopsound(self, CH_SHOTS_SINGLE, SND(ARC_LOOP), VOL_BASE, ATTEN_NORM);
1299
1300                 flash = spawn();
1301                 flash.owner = self;
1302                 flash.effects = EF_ADDITIVE | EF_FULLBRIGHT;
1303                 flash.drawmask = MASK_NORMAL;
1304                 flash.solid = SOLID_NOT;
1305                 flash.avelocity_z = 5000;
1306                 setattachment(flash, self, "");
1307                 setorigin(flash, '0 0 0');
1308
1309                 self.beam_muzzleentity = flash;
1310         }
1311         else
1312         {
1313                 flash = self.beam_muzzleentity;
1314         }
1315
1316         if(sf & ARC_SF_SETTINGS) // settings information
1317         {
1318                 self.beam_degreespersegment = ReadShort();
1319                 self.beam_distancepersegment = ReadShort();
1320                 self.beam_maxangle = ReadShort();
1321                 self.beam_range = ReadCoord();
1322                 self.beam_returnspeed = ReadShort();
1323                 self.beam_tightness = (ReadByte() / 10);
1324
1325                 if(ReadByte())
1326                 {
1327                         if(autocvar_chase_active)
1328                                 { self.beam_usevieworigin = 1; }
1329                         else // use view origin
1330                                 { self.beam_usevieworigin = 2; }
1331                 }
1332                 else
1333                 {
1334                         self.beam_usevieworigin = 0;
1335                 }
1336
1337                 self.sv_entnum = ReadByte();
1338         }
1339
1340         if(!self.beam_usevieworigin)
1341         {
1342                 // self.iflags = IFLAG_ORIGIN | IFLAG_ANGLES | IFLAG_V_ANGLE; // why doesn't this work?
1343                 self.iflags = IFLAG_ORIGIN;
1344
1345                 InterpolateOrigin_Undo(self);
1346         }
1347
1348         if(sf & ARC_SF_START) // starting location
1349         {
1350                 self.origin_x = ReadCoord();
1351                 self.origin_y = ReadCoord();
1352                 self.origin_z = ReadCoord();
1353         }
1354         else if(self.beam_usevieworigin) // infer the location from player location
1355         {
1356                 if(self.beam_usevieworigin == 2)
1357                 {
1358                         // use view origin
1359                         self.origin = view_origin;
1360                 }
1361                 else
1362                 {
1363                         // use player origin so that third person display still works
1364                         self.origin = entcs_receiver(player_localnum).origin + ('0 0 1' * STAT(VIEWHEIGHT));
1365                 }
1366         }
1367
1368         setorigin(self, self.origin);
1369
1370         if(sf & ARC_SF_WANTDIR) // want/aim direction
1371         {
1372                 self.v_angle_x = ReadCoord();
1373                 self.v_angle_y = ReadCoord();
1374                 self.v_angle_z = ReadCoord();
1375         }
1376
1377         if(sf & ARC_SF_BEAMDIR) // beam direction
1378         {
1379                 self.angles_x = ReadCoord();
1380                 self.angles_y = ReadCoord();
1381                 self.angles_z = ReadCoord();
1382         }
1383
1384         if(sf & ARC_SF_BEAMTYPE) // beam type
1385         {
1386                 self.beam_type = ReadByte();
1387
1388                 vector beamcolor = ((autocvar_cl_arcbeam_teamcolor) ? colormapPaletteColor(stof(getplayerkeyvalue(self.sv_entnum - 1, "colors")) & 0x0F, true) : '1 1 1');
1389                 switch(self.beam_type)
1390                 {
1391                         case ARC_BT_MISS:
1392                         {
1393                                 self.beam_color = beamcolor;
1394                                 self.beam_alpha = 0.5;
1395                                 self.beam_thickness = 8;
1396                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1397                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1398                                 self.beam_hitlight[0] = 0;
1399                                 self.beam_hitlight[1] = 1;
1400                                 self.beam_hitlight[2] = 1;
1401                                 self.beam_hitlight[3] = 1;
1402                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1403                                 self.beam_muzzlelight[0] = 0;
1404                                 self.beam_muzzlelight[1] = 1;
1405                                 self.beam_muzzlelight[2] = 1;
1406                                 self.beam_muzzlelight[3] = 1;
1407                                 if(self.beam_muzzleeffect)
1408                                 {
1409                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1410                                         flash.alpha = self.beam_alpha;
1411                                         flash.colormod = self.beam_color;
1412                                         flash.scale = 0.5;
1413                                 }
1414                                 break;
1415                         }
1416                         case ARC_BT_WALL: // grenadelauncher_muzzleflash healray_muzzleflash
1417                         {
1418                                 self.beam_color = beamcolor;
1419                                 self.beam_alpha = 0.5;
1420                                 self.beam_thickness = 8;
1421                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1422                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1423                                 self.beam_hitlight[0] = 0;
1424                                 self.beam_hitlight[1] = 1;
1425                                 self.beam_hitlight[2] = 1;
1426                                 self.beam_hitlight[3] = 1;
1427                                 self.beam_muzzleeffect = NULL; // (EFFECT_GRENADE_MUZZLEFLASH);
1428                                 self.beam_muzzlelight[0] = 0;
1429                                 self.beam_muzzlelight[1] = 1;
1430                                 self.beam_muzzlelight[2] = 1;
1431                                 self.beam_muzzlelight[3] = 1;
1432                                 self.beam_image = "particles/lgbeam";
1433                                 if(self.beam_muzzleeffect)
1434                                 {
1435                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1436                                         flash.alpha = self.beam_alpha;
1437                                         flash.colormod = self.beam_color;
1438                                         flash.scale = 0.5;
1439                                 }
1440                                 break;
1441                         }
1442                         case ARC_BT_HEAL:
1443                         {
1444                                 self.beam_color = beamcolor;
1445                                 self.beam_alpha = 0.5;
1446                                 self.beam_thickness = 8;
1447                                 self.beam_traileffect = (EFFECT_ARC_BEAM_HEAL);
1448                                 self.beam_hiteffect = (EFFECT_ARC_BEAM_HEAL_IMPACT);
1449                                 self.beam_hitlight[0] = 0;
1450                                 self.beam_hitlight[1] = 1;
1451                                 self.beam_hitlight[2] = 1;
1452                                 self.beam_hitlight[3] = 1;
1453                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1454                                 self.beam_muzzlelight[0] = 0;
1455                                 self.beam_muzzlelight[1] = 1;
1456                                 self.beam_muzzlelight[2] = 1;
1457                                 self.beam_muzzlelight[3] = 1;
1458                                 self.beam_image = "particles/lgbeam";
1459                                 if(self.beam_muzzleeffect)
1460                                 {
1461                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1462                                         flash.alpha = self.beam_alpha;
1463                                         flash.colormod = self.beam_color;
1464                                         flash.scale = 0.5;
1465                                 }
1466                                 break;
1467                         }
1468                         case ARC_BT_HIT:
1469                         {
1470                                 self.beam_color = beamcolor;
1471                                 self.beam_alpha = 0.5;
1472                                 self.beam_thickness = 8;
1473                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1474                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1475                                 self.beam_hitlight[0] = 20;
1476                                 self.beam_hitlight[1] = 1;
1477                                 self.beam_hitlight[2] = 0;
1478                                 self.beam_hitlight[3] = 0;
1479                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1480                                 self.beam_muzzlelight[0] = 50;
1481                                 self.beam_muzzlelight[1] = 1;
1482                                 self.beam_muzzlelight[2] = 0;
1483                                 self.beam_muzzlelight[3] = 0;
1484                                 self.beam_image = "particles/lgbeam";
1485                                 if(self.beam_muzzleeffect)
1486                                 {
1487                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1488                                         flash.alpha = self.beam_alpha;
1489                                         flash.colormod = self.beam_color;
1490                                         flash.scale = 0.5;
1491                                 }
1492                                 break;
1493                         }
1494                         case ARC_BT_BURST_MISS:
1495                         {
1496                                 self.beam_color = beamcolor;
1497                                 self.beam_alpha = 0.5;
1498                                 self.beam_thickness = 14;
1499                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1500                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1501                                 self.beam_hitlight[0] = 0;
1502                                 self.beam_hitlight[1] = 1;
1503                                 self.beam_hitlight[2] = 1;
1504                                 self.beam_hitlight[3] = 1;
1505                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1506                                 self.beam_muzzlelight[0] = 0;
1507                                 self.beam_muzzlelight[1] = 1;
1508                                 self.beam_muzzlelight[2] = 1;
1509                                 self.beam_muzzlelight[3] = 1;
1510                                 self.beam_image = "particles/lgbeam";
1511                                 if(self.beam_muzzleeffect)
1512                                 {
1513                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1514                                         flash.alpha = self.beam_alpha;
1515                                         flash.colormod = self.beam_color;
1516                                         flash.scale = 0.5;
1517                                 }
1518                                 break;
1519                         }
1520                         case ARC_BT_BURST_WALL:
1521                         {
1522                                 self.beam_color = beamcolor;
1523                                 self.beam_alpha = 0.5;
1524                                 self.beam_thickness = 14;
1525                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1526                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1527                                 self.beam_hitlight[0] = 0;
1528                                 self.beam_hitlight[1] = 1;
1529                                 self.beam_hitlight[2] = 1;
1530                                 self.beam_hitlight[3] = 1;
1531                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1532                                 self.beam_muzzlelight[0] = 0;
1533                                 self.beam_muzzlelight[1] = 1;
1534                                 self.beam_muzzlelight[2] = 1;
1535                                 self.beam_muzzlelight[3] = 1;
1536                                 self.beam_image = "particles/lgbeam";
1537                                 if(self.beam_muzzleeffect)
1538                                 {
1539                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1540                                         flash.alpha = self.beam_alpha;
1541                                         flash.colormod = self.beam_color;
1542                                         flash.scale = 0.5;
1543                                 }
1544                                 break;
1545                         }
1546                         case ARC_BT_BURST_HEAL:
1547                         {
1548                                 self.beam_color = beamcolor;
1549                                 self.beam_alpha = 0.5;
1550                                 self.beam_thickness = 14;
1551                                 self.beam_traileffect = (EFFECT_ARC_BEAM_HEAL);
1552                                 self.beam_hiteffect = (EFFECT_ARC_BEAM_HEAL_IMPACT2);
1553                                 self.beam_hitlight[0] = 0;
1554                                 self.beam_hitlight[1] = 1;
1555                                 self.beam_hitlight[2] = 1;
1556                                 self.beam_hitlight[3] = 1;
1557                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1558                                 self.beam_muzzlelight[0] = 0;
1559                                 self.beam_muzzlelight[1] = 1;
1560                                 self.beam_muzzlelight[2] = 1;
1561                                 self.beam_muzzlelight[3] = 1;
1562                                 self.beam_image = "particles/lgbeam";
1563                                 if(self.beam_muzzleeffect)
1564                                 {
1565                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1566                                         flash.alpha = self.beam_alpha;
1567                                         flash.colormod = self.beam_color;
1568                                         flash.scale = 0.5;
1569                                 }
1570                                 break;
1571                         }
1572                         case ARC_BT_BURST_HIT:
1573                         {
1574                                 self.beam_color = beamcolor;
1575                                 self.beam_alpha = 0.5;
1576                                 self.beam_thickness = 14;
1577                                 self.beam_traileffect = (EFFECT_ARC_BEAM);
1578                                 self.beam_hiteffect = (EFFECT_ARC_LIGHTNING);
1579                                 self.beam_hitlight[0] = 0;
1580                                 self.beam_hitlight[1] = 1;
1581                                 self.beam_hitlight[2] = 1;
1582                                 self.beam_hitlight[3] = 1;
1583                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1584                                 self.beam_muzzlelight[0] = 0;
1585                                 self.beam_muzzlelight[1] = 1;
1586                                 self.beam_muzzlelight[2] = 1;
1587                                 self.beam_muzzlelight[3] = 1;
1588                                 self.beam_image = "particles/lgbeam";
1589                                 if(self.beam_muzzleeffect)
1590                                 {
1591                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1592                                         flash.alpha = self.beam_alpha;
1593                                         flash.colormod = self.beam_color;
1594                                         flash.scale = 0.5;
1595                                 }
1596                                 break;
1597                         }
1598
1599                         // shouldn't be possible, but lets make it colorful if it does :D
1600                         default:
1601                         {
1602                                 self.beam_color = randomvec();
1603                                 self.beam_alpha = 1;
1604                                 self.beam_thickness = 8;
1605                                 self.beam_traileffect = NULL;
1606                                 self.beam_hiteffect = NULL;
1607                                 self.beam_hitlight[0] = 0;
1608                                 self.beam_hitlight[1] = 1;
1609                                 self.beam_hitlight[2] = 1;
1610                                 self.beam_hitlight[3] = 1;
1611                                 self.beam_muzzleeffect = NULL; //(EFFECT_VORTEX_MUZZLEFLASH);
1612                                 self.beam_muzzlelight[0] = 0;
1613                                 self.beam_muzzlelight[1] = 1;
1614                                 self.beam_muzzlelight[2] = 1;
1615                                 self.beam_muzzlelight[3] = 1;
1616                                 self.beam_image = "particles/lgbeam";
1617                                 if(self.beam_muzzleeffect)
1618                                 {
1619                                         setmodel(flash, MDL_ARC_MUZZLEFLASH);
1620                                         flash.alpha = self.beam_alpha;
1621                                         flash.colormod = self.beam_color;
1622                                         flash.scale = 0.5;
1623                                 }
1624                                 break;
1625                         }
1626                 }
1627         }
1628
1629         if(!self.beam_usevieworigin)
1630         {
1631                 InterpolateOrigin_Note(this);
1632         }
1633         return true;
1634 }
1635
1636 #endif
1637 #endif