qcsrc/common/weapons/weapon/arc.qc

   1 #ifndef IMPLEMENTATION
   2 REGISTER_WEAPON(
   3 /* WEP_##id  */ ARC,
   4 /* function  */ W_Arc,
   5 /* ammotype  */ ammo_cells,
   6 /* impulse   */ 3,
   7 /* flags     */ WEP_FLAG_NORMAL,
   8 /* rating    */ BOT_PICKUP_RATING_HIGH,
   9 /* color     */ '1 1 1',
  10 /* modelname */ "arc",
  11 /* simplemdl */ "foobar",
  12 /* crosshair */ "gfx/crosshairhlac 0.7",
  13 /* wepimg    */ "weaponarc",
  14 /* refname   */ "arc",
  15 /* wepname   */ _("Arc")
  16 );
  17
  18 #define ARC_SETTINGS(w_cvar,w_prop) ARC_SETTINGS_LIST(w_cvar, w_prop, ARC, arc)
  19 #define ARC_SETTINGS_LIST(w_cvar,w_prop,id,sn) \
  20         w_cvar(id, sn, NONE, beam_ammo) \
  21         w_cvar(id, sn, NONE, beam_animtime) \
  22         w_cvar(id, sn, NONE, beam_botaimspeed) \
  23         w_cvar(id, sn, NONE, beam_botaimlifetime) \
  24         w_cvar(id, sn, NONE, beam_damage) \
  25         w_cvar(id, sn, NONE, beam_degreespersegment) \
  26         w_cvar(id, sn, NONE, beam_distancepersegment) \
  27         w_cvar(id, sn, NONE, beam_falloff_halflifedist) \
  28         w_cvar(id, sn, NONE, beam_falloff_maxdist) \
  29         w_cvar(id, sn, NONE, beam_falloff_mindist) \
  30         w_cvar(id, sn, NONE, beam_force) \
  31         w_cvar(id, sn, NONE, beam_healing_amax) \
  32         w_cvar(id, sn, NONE, beam_healing_aps) \
  33         w_cvar(id, sn, NONE, beam_healing_hmax) \
  34         w_cvar(id, sn, NONE, beam_healing_hps) \
  35         w_cvar(id, sn, NONE, beam_maxangle) \
  36         w_cvar(id, sn, NONE, beam_nonplayerdamage) \
  37         w_cvar(id, sn, NONE, beam_range) \
  38         w_cvar(id, sn, NONE, beam_refire) \
  39         w_cvar(id, sn, NONE, beam_returnspeed) \
  40         w_cvar(id, sn, NONE, beam_tightness) \
  41         w_cvar(id, sn, NONE, burst_ammo) \
  42         w_cvar(id, sn, NONE, burst_damage) \
  43         w_cvar(id, sn, NONE, burst_healing_aps) \
  44         w_cvar(id, sn, NONE, burst_healing_hps) \
  45         w_cvar(id, sn, NONE, overheat_max)/* maximum heat before jamming */ \
  46         w_cvar(id, sn, NONE, overheat_min)/* minimum heat to wait for cooldown */ \
  47         w_cvar(id, sn, NONE, beam_heat)   /* heat increase per second (primary) */ \
  48         w_cvar(id, sn, NONE, burst_heat)  /* heat increase per second (secondary) */ \
  49         w_cvar(id, sn, NONE, cooldown)    /* heat decrease per second when resting */ \
  50         w_prop(id, sn, float,  switchdelay_raise, switchdelay_raise) \
  51         w_prop(id, sn, float,  switchdelay_drop, switchdelay_drop) \
  52         w_prop(id, sn, string, weaponreplace, weaponreplace) \
  53         w_prop(id, sn, float,  weaponstart, weaponstart) \
  54         w_prop(id, sn, float,  weaponstartoverride, weaponstartoverride) \
  55         w_prop(id, sn, float,  weaponthrowable, weaponthrowable)
  56
  57 #ifndef MENUQC
  58 const float ARC_MAX_SEGMENTS = 20;
  59 vector arc_shotorigin[4];
  60 .vector beam_start;
  61 .vector beam_dir;
  62 .vector beam_wantdir;
  63 .int beam_type;
  64
  65 const int ARC_BT_MISS =        0x00;
  66 const int ARC_BT_WALL =        0x01;
  67 const int ARC_BT_HEAL =        0x02;
  68 const int ARC_BT_HIT =         0x03;
  69 const int ARC_BT_BURST_MISS =  0x10;
  70 const int ARC_BT_BURST_WALL =  0x11;
  71 const int ARC_BT_BURST_HEAL =  0x12;
  72 const int ARC_BT_BURST_HIT =   0x13;
  73 const int ARC_BT_BURSTMASK =   0x10;
  74
  75 const int ARC_SF_SETTINGS =    1;
  76 const int ARC_SF_START =       2;
  77 const int ARC_SF_WANTDIR =     4;
  78 const int ARC_SF_BEAMDIR =     8;
  79 const int ARC_SF_BEAMTYPE =    16;
  80 const int ARC_SF_LOCALMASK =   14;
  81 #endif
  82 #ifdef SVQC
  83 ARC_SETTINGS(WEP_ADD_CVAR, WEP_ADD_PROP)
  84 .entity arc_beam;
  85 .float arc_BUTTON_ATCK_prev; // for better animation control
  86 .float beam_prev;
  87 .float beam_initialized;
  88 .float beam_bursting;
  89 .float beam_teleporttime;
  90 .float beam_heat; // (beam) amount of heat produced
  91 .float arc_overheat; // (dropped arc/player) time during which it's too hot
  92 .float arc_cooldown; // (dropped arc/player) cooling speed
  93 .float arc_heat_percent; // (player) arc heat in [0,1] (stat)
  94 .float arc_smoke_sound;
  95 #endif
  96 #ifdef CSQC
  97 void Ent_ReadArcBeam(float isnew);
  98
  99 .vector beam_color;
 100 .float beam_alpha;
 101 .float beam_thickness;
 102 .float beam_traileffect;
 103 .float beam_hiteffect;
 104 .float beam_hitlight[4]; // 0: radius, 123: rgb
 105 .float beam_muzzleeffect;
 106 .float beam_muzzlelight[4]; // 0: radius, 123: rgb
 107 .string beam_image;
 108
 109 .entity beam_muzzleentity;
 110
 111 .float beam_degreespersegment;
 112 .float beam_distancepersegment;
 113 .float beam_usevieworigin;
 114 .float beam_initialized;
 115 .float beam_maxangle;
 116 .float beam_range;
 117 .float beam_returnspeed;
 118 .float beam_tightness;
 119 .vector beam_shotorigin;
 120
 121 entity Draw_ArcBeam_callback_entity;
 122 float Draw_ArcBeam_callback_last_thickness;
 123 vector Draw_ArcBeam_callback_last_top; // NOTE: in same coordinate system as player.
 124 vector Draw_ArcBeam_callback_last_bottom; // NOTE: in same coordinate system as player.
 125 #endif
 126 #endif
 127 #ifdef IMPLEMENTATION
 128 #ifdef SVQC
 129 void spawnfunc_weapon_arc(void) { weapon_defaultspawnfunc(WEP_ARC.m_id); }
 130
 131 float W_Arc_Beam_Send(entity to, int sf)
 132 {SELFPARAM();
 133         WriteByte(MSG_ENTITY, ENT_CLIENT_ARC_BEAM);
 134
 135         // Truncate information when this beam is displayed to the owner client
 136         // - The owner client has no use for beam start position or directions,
 137         //    it always figures this information out for itself with csqc code.
 138         // - Spectating the owner also truncates this information.
 139         float drawlocal = ((to == self.owner) || ((to.enemy == self.owner) && IS_SPEC(to)));
 140         if(drawlocal) { sf &= ~ARC_SF_LOCALMASK; }
 141
 142         WriteByte(MSG_ENTITY, sf);
 143
 144         if(sf & ARC_SF_SETTINGS) // settings information
 145         {
 146                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_degreespersegment));
 147                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_distancepersegment));
 148                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_maxangle));
 149                 WriteCoord(MSG_ENTITY, WEP_CVAR(arc, beam_range));
 150                 WriteShort(MSG_ENTITY, WEP_CVAR(arc, beam_returnspeed));
 151                 WriteByte(MSG_ENTITY, WEP_CVAR(arc, beam_tightness) * 10);
 152
 153                 WriteByte(MSG_ENTITY, drawlocal);
 154         }
 155         if(sf & ARC_SF_START) // starting location
 156         {
 157                 WriteCoord(MSG_ENTITY, self.beam_start.x);
 158                 WriteCoord(MSG_ENTITY, self.beam_start.y);
 159                 WriteCoord(MSG_ENTITY, self.beam_start.z);
 160         }
 161         if(sf & ARC_SF_WANTDIR) // want/aim direction
 162         {
 163                 WriteCoord(MSG_ENTITY, self.beam_wantdir.x);
 164                 WriteCoord(MSG_ENTITY, self.beam_wantdir.y);
 165                 WriteCoord(MSG_ENTITY, self.beam_wantdir.z);
 166         }
 167         if(sf & ARC_SF_BEAMDIR) // beam direction
 168         {
 169                 WriteCoord(MSG_ENTITY, self.beam_dir.x);
 170                 WriteCoord(MSG_ENTITY, self.beam_dir.y);
 171                 WriteCoord(MSG_ENTITY, self.beam_dir.z);
 172         }
 173         if(sf & ARC_SF_BEAMTYPE) // beam type
 174         {
 175                 WriteByte(MSG_ENTITY, self.beam_type);
 176         }
 177
 178         return true;
 179 }
 180
 181 void Reset_ArcBeam(entity player, vector forward)
 182 {
 183         if (!player.arc_beam) {
 184                 return;
 185         }
 186         player.arc_beam.beam_dir = forward;
 187         player.arc_beam.beam_teleporttime = time;
 188 }
 189
 190 float Arc_GetHeat_Percent(entity player)
 191 {
 192         if ( WEP_CVAR(arc, overheat_max) <= 0 ||  WEP_CVAR(arc, overheat_max) <= 0 )
 193         {
 194                 player.arc_overheat = 0;
 195                 return 0;
 196         }
 197
 198         if ( player.arc_beam )
 199                 return player.arc_beam.beam_heat/WEP_CVAR(arc, overheat_max);
 200
 201         if ( player.arc_overheat > time )
 202         {
 203                 return (player.arc_overheat-time) / WEP_CVAR(arc, overheat_max)
 204                         * player.arc_cooldown;
 205         }
 206
 207         return 0;
 208 }
 209 void Arc_Player_SetHeat(entity player)
 210 {
 211         player.arc_heat_percent = Arc_GetHeat_Percent(player);
 212         //dprint("Heat: ",ftos(player.arc_heat_percent*100),"%\n");
 213 }
 214
 215 void W_Arc_Beam_Think(void)
 216 {SELFPARAM();
 217         if(self != self.owner.arc_beam)
 218         {
 219                 remove(self);
 220                 return;
 221         }
 222
 223
 224         float burst = 0;
 225         if( self.owner.BUTTON_ATCK2 || self.beam_bursting)
 226         {
 227                 if(!self.beam_bursting)
 228                         self.beam_bursting = true;
 229                 burst = ARC_BT_BURSTMASK;
 230         }
 231
 232         if(
 233                 !IS_PLAYER(self.owner)
 234                 ||
 235                 (self.owner.WEP_AMMO(ARC) <= 0 && !(self.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 236                 ||
 237                 self.owner.deadflag != DEAD_NO
 238                 ||
 239                 (!self.owner.BUTTON_ATCK && !burst )
 240                 ||
 241                 self.owner.frozen
 242                 ||
 243                 self.owner.vehicle
 244                 ||
 245                 (WEP_CVAR(arc, overheat_max) > 0 && self.beam_heat >= WEP_CVAR(arc, overheat_max))
 246         )
 247         {
 248                 if ( WEP_CVAR(arc, cooldown) > 0 )
 249                 {
 250                         float cooldown_speed = 0;
 251                         if ( self.beam_heat > WEP_CVAR(arc, overheat_min) && WEP_CVAR(arc, cooldown) > 0 )
 252                         {
 253                                 cooldown_speed = WEP_CVAR(arc, cooldown);
 254                         }
 255                         else if ( !burst )
 256                         {
 257                                 cooldown_speed = self.beam_heat / WEP_CVAR(arc, beam_refire);
 258                         }
 259
 260                         if ( cooldown_speed )
 261                         {
 262                                 self.owner.arc_overheat = time + self.beam_heat / cooldown_speed;
 263                                 self.owner.arc_cooldown = cooldown_speed;
 264                         }
 265
 266                         if ( WEP_CVAR(arc, overheat_max) > 0 && self.beam_heat >= WEP_CVAR(arc, overheat_max) )
 267                         {
 268                                 Send_Effect_("arc_overheat",
 269                                         self.beam_start, self.beam_wantdir, 1 );
 270                                 sound(self, CH_WEAPON_A, W_Sound("arc_stop"), VOL_BASE, ATTN_NORM);
 271                         }
 272                 }
 273
 274                 if(self == self.owner.arc_beam) { self.owner.arc_beam = world; }
 275                 entity oldself = self;
 276                 setself(self.owner);
 277                 if(!WEP_ACTION(WEP_ARC.m_id, WR_CHECKAMMO1) && !WEP_ACTION(WEP_ARC.m_id, WR_CHECKAMMO2))
 278                 if(!(self.items & IT_UNLIMITED_WEAPON_AMMO))
 279                 {
 280                         // note: this doesn't force the switch
 281                         W_SwitchToOtherWeapon(self);
 282                 }
 283                 setself(oldself);
 284                 remove(self);
 285                 return;
 286         }
 287
 288         // decrease ammo
 289         float coefficient = frametime;
 290         if(!(self.owner.items & IT_UNLIMITED_WEAPON_AMMO))
 291         {
 292                 float rootammo;
 293                 if(burst)
 294                         { rootammo = WEP_CVAR(arc, burst_ammo); }
 295                 else
 296                         { rootammo = WEP_CVAR(arc, beam_ammo); }
 297
 298                 if(rootammo)
 299                 {
 300                         coefficient = min(coefficient, self.owner.WEP_AMMO(ARC) / rootammo);
 301                         self.owner.WEP_AMMO(ARC) = max(0, self.owner.WEP_AMMO(ARC) - (rootammo * frametime));
 302                 }
 303         }
 304         float heat_speed = burst ? WEP_CVAR(arc, burst_heat) : WEP_CVAR(arc, beam_heat);
 305         self.beam_heat = min( WEP_CVAR(arc, overheat_max), self.beam_heat + heat_speed*frametime );
 306
 307         makevectors(self.owner.v_angle);
 308
 309         W_SetupShot_Range(
 310                 self.owner,
 311                 true,
 312                 0,
 313                 "",
 314                 0,
 315                 WEP_CVAR(arc, beam_damage) * coefficient,
 316                 WEP_CVAR(arc, beam_range)
 317         );
 318
 319         // After teleport, "lock" the beam until the teleport is confirmed.
 320         if (time < self.beam_teleporttime + ANTILAG_LATENCY(self.owner)) {
 321                 w_shotdir = self.beam_dir;
 322         }
 323
 324         // network information: shot origin and want/aim direction
 325         if(self.beam_start != w_shotorg)
 326         {
 327                 self.SendFlags |= ARC_SF_START;
 328                 self.beam_start = w_shotorg;
 329         }
 330         if(self.beam_wantdir != w_shotdir)
 331         {
 332                 self.SendFlags |= ARC_SF_WANTDIR;
 333                 self.beam_wantdir = w_shotdir;
 334         }
 335
 336         if(!self.beam_initialized)
 337         {
 338                 self.beam_dir = w_shotdir;
 339                 self.beam_initialized = true;
 340         }
 341
 342         // WEAPONTODO: Detect player velocity so that the beam curves when moving too
 343         // idea: blend together self.beam_dir with the inverted direction the player is moving in
 344         // might have to make some special accomodation so that it only uses view_right and view_up
 345
 346         // note that if we do this, it'll always be corrected to a maximum angle by beam_maxangle handling
 347
 348         float segments;
 349         if(self.beam_dir != w_shotdir)
 350         {
 351                 // calculate how much we're going to move the end of the beam to the want position
 352                 // WEAPONTODO (server and client):
 353                 // blendfactor never actually becomes 0 in this situation, which is a problem
 354                 // regarding precision... this means that self.beam_dir and w_shotdir approach
 355                 // eachother, however they never actually become the same value with this method.
 356                 // Perhaps we should do some form of rounding/snapping?
 357                 float angle = vlen(w_shotdir - self.beam_dir) * RAD2DEG;
 358                 if(angle && (angle > WEP_CVAR(arc, beam_maxangle)))
 359                 {
 360                         // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
 361                         float blendfactor = bound(
 362                                 0,
 363                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 364                                 min(WEP_CVAR(arc, beam_maxangle) / angle, 1)
 365                         );
 366                         self.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 367                 }
 368                 else
 369                 {
 370                         // the radius is not too far yet, no worries :D
 371                         float blendfactor = bound(
 372                                 0,
 373                                 (1 - (WEP_CVAR(arc, beam_returnspeed) * frametime)),
 374                                 1
 375                         );
 376                         self.beam_dir = normalize((w_shotdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 377                 }
 378
 379                 // network information: beam direction
 380                 self.SendFlags |= ARC_SF_BEAMDIR;
 381
 382                 // calculate how many segments are needed
 383                 float max_allowed_segments;
 384
 385                 if(WEP_CVAR(arc, beam_distancepersegment))
 386                 {
 387                         max_allowed_segments = min(
 388                                 ARC_MAX_SEGMENTS,
 389                                 1 + (vlen(w_shotdir / WEP_CVAR(arc, beam_distancepersegment)))
 390                         );
 391                 }
 392                 else { max_allowed_segments = ARC_MAX_SEGMENTS; }
 393
 394                 if(WEP_CVAR(arc, beam_degreespersegment))
 395                 {
 396                         segments = bound(
 397                                 1,
 398                                 (
 399                                         min(
 400                                                 angle,
 401                                                 WEP_CVAR(arc, beam_maxangle)
 402                                         )
 403                                         /
 404                                         WEP_CVAR(arc, beam_degreespersegment)
 405                                 ),
 406                                 max_allowed_segments
 407                         );
 408                 }
 409                 else { segments = 1; }
 410         }
 411         else { segments = 1; }
 412
 413         vector beam_endpos = (w_shotorg + (self.beam_dir * WEP_CVAR(arc, beam_range)));
 414         vector beam_controlpoint = w_shotorg + w_shotdir * (WEP_CVAR(arc, beam_range) * (1 - WEP_CVAR(arc, beam_tightness)));
 415
 416         float i;
 417         float new_beam_type = 0;
 418         vector last_origin = w_shotorg;
 419         for(i = 1; i <= segments; ++i)
 420         {
 421                 // WEAPONTODO (client):
 422                 // In order to do nice fading and pointing on the starting segment, we must always
 423                 // have that drawn as a separate triangle... However, that is difficult to do when
 424                 // keeping in mind the above problems and also optimizing the amount of segments
 425                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
 426
 427                 vector new_origin = bezier_quadratic_getpoint(
 428                         w_shotorg,
 429                         beam_controlpoint,
 430                         beam_endpos,
 431                         i / segments);
 432                 vector new_dir = normalize(new_origin - last_origin);
 433
 434                 WarpZone_traceline_antilag(
 435                         self.owner,
 436                         last_origin,
 437                         new_origin,
 438                         MOVE_NORMAL,
 439                         self.owner,
 440                         ANTILAG_LATENCY(self.owner)
 441                 );
 442
 443                 // Do all the transforms for warpzones right now, as we already
 444                 // "are" in the post-trace system (if we hit a player, that's
 445                 // always BEHIND the last passed wz).
 446                 last_origin = trace_endpos;
 447                 w_shotorg = WarpZone_TransformOrigin(WarpZone_trace_transform, w_shotorg);
 448                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
 449                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
 450                 new_dir = WarpZone_TransformVelocity(WarpZone_trace_transform, new_dir);
 451
 452                 float is_player = (
 453                         IS_PLAYER(trace_ent)
 454                         ||
 455                         trace_ent.classname == "body"
 456                         ||
 457                         IS_MONSTER(trace_ent)
 458                 );
 459
 460                 if(trace_ent && trace_ent.takedamage && (is_player || WEP_CVAR(arc, beam_nonplayerdamage)))
 461                 {
 462                         // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 463                         // NO. trace_endpos should be just fine. If not,
 464                         // that's an engine bug that needs proper debugging.
 465                         vector hitorigin = trace_endpos;
 466
 467                         float falloff = ExponentialFalloff(
 468                                 WEP_CVAR(arc, beam_falloff_mindist),
 469                                 WEP_CVAR(arc, beam_falloff_maxdist),
 470                                 WEP_CVAR(arc, beam_falloff_halflifedist),
 471                                 vlen(WarpZone_UnTransformOrigin(WarpZone_trace_transform, hitorigin) - w_shotorg)
 472                         );
 473
 474                         if(is_player && SAME_TEAM(self.owner, trace_ent))
 475                         {
 476                                 float roothealth, rootarmor;
 477                                 if(burst)
 478                                 {
 479                                         roothealth = WEP_CVAR(arc, burst_healing_hps);
 480                                         rootarmor = WEP_CVAR(arc, burst_healing_aps);
 481                                 }
 482                                 else
 483                                 {
 484                                         roothealth = WEP_CVAR(arc, beam_healing_hps);
 485                                         rootarmor = WEP_CVAR(arc, beam_healing_aps);
 486                                 }
 487
 488                                 if(trace_ent.health <= WEP_CVAR(arc, beam_healing_hmax) && roothealth)
 489                                 {
 490                                         trace_ent.health = min(
 491                                                 trace_ent.health + (roothealth * coefficient),
 492                                                 WEP_CVAR(arc, beam_healing_hmax)
 493                                         );
 494                                 }
 495                                 if(trace_ent.armorvalue <= WEP_CVAR(arc, beam_healing_amax) && rootarmor)
 496                                 {
 497                                         trace_ent.armorvalue = min(
 498                                                 trace_ent.armorvalue + (rootarmor * coefficient),
 499                                                 WEP_CVAR(arc, beam_healing_amax)
 500                                         );
 501                                 }
 502
 503                                 // stop rot, set visual effect
 504                                 if(roothealth || rootarmor)
 505                                 {
 506                                         trace_ent.pauserothealth_finished = max(
 507                                                 trace_ent.pauserothealth_finished,
 508                                                 time + autocvar_g_balance_pause_health_rot
 509                                         );
 510                                         trace_ent.pauserotarmor_finished = max(
 511                                                 trace_ent.pauserotarmor_finished,
 512                                                 time + autocvar_g_balance_pause_armor_rot
 513                                         );
 514                                         new_beam_type = ARC_BT_HEAL;
 515                                 }
 516                         }
 517                         else
 518                         {
 519                                 float rootdamage;
 520                                 if(is_player)
 521                                 {
 522                                         if(burst)
 523                                                 { rootdamage = WEP_CVAR(arc, burst_damage); }
 524                                         else
 525                                                 { rootdamage = WEP_CVAR(arc, beam_damage); }
 526                                 }
 527                                 else
 528                                         { rootdamage = WEP_CVAR(arc, beam_nonplayerdamage); }
 529
 530                                 if(accuracy_isgooddamage(self.owner, trace_ent))
 531                                 {
 532                                         accuracy_add(
 533                                                 self.owner,
 534                                                 WEP_ARC.m_id,
 535                                                 0,
 536                                                 rootdamage * coefficient * falloff
 537                                         );
 538                                 }
 539
 540                                 Damage(
 541                                         trace_ent,
 542                                         self.owner,
 543                                         self.owner,
 544                                         rootdamage * coefficient * falloff,
 545                                         WEP_ARC.m_id,
 546                                         hitorigin,
 547                                         WEP_CVAR(arc, beam_force) * new_dir * coefficient * falloff
 548                                 );
 549
 550                                 new_beam_type = ARC_BT_HIT;
 551                         }
 552                         break;
 553                 }
 554                 else if(trace_fraction != 1)
 555                 {
 556                         // we collided with geometry
 557                         new_beam_type = ARC_BT_WALL;
 558                         break;
 559                 }
 560         }
 561
 562         // te_explosion(trace_endpos);
 563
 564         // if we're bursting, use burst visual effects
 565         new_beam_type |= burst;
 566
 567         // network information: beam type
 568         if(new_beam_type != self.beam_type)
 569         {
 570                 self.SendFlags |= ARC_SF_BEAMTYPE;
 571                 self.beam_type = new_beam_type;
 572         }
 573
 574         self.owner.beam_prev = time;
 575         self.nextthink = time;
 576 }
 577
 578 void W_Arc_Beam(float burst)
 579 {SELFPARAM();
 580
 581         // only play fire sound if 1 sec has passed since player let go the fire button
 582         if(time - self.beam_prev > 1)
 583                 sound(self, CH_WEAPON_A, W_Sound("arc_fire"), VOL_BASE, ATTN_NORM);
 584
 585         entity beam = self.arc_beam = spawn();
 586         beam.classname = "W_Arc_Beam";
 587         beam.solid = SOLID_NOT;
 588         beam.think = W_Arc_Beam_Think;
 589         beam.owner = self;
 590         beam.movetype = MOVETYPE_NONE;
 591         beam.bot_dodge = true;
 592         beam.bot_dodgerating = WEP_CVAR(arc, beam_damage);
 593         beam.beam_bursting = burst;
 594         Net_LinkEntity(beam, false, 0, W_Arc_Beam_Send);
 595
 596         SELFCALL(beam, beam.think());
 597         SELFCALL_DONE();
 598 }
 599
 600 void Arc_Smoke()
 601 {SELFPARAM();
 602         makevectors(self.v_angle);
 603         W_SetupShot_Range(self,true,0,"",0,0,0);
 604
 605         vector smoke_origin = w_shotorg + self.velocity*frametime;
 606         if ( self.arc_overheat > time )
 607         {
 608                 if ( random() < self.arc_heat_percent )
 609                         Send_Effect_("arc_smoke", smoke_origin, '0 0 0', 1 );
 610                 if ( self.BUTTON_ATCK || self.BUTTON_ATCK2 )
 611                 {
 612                         Send_Effect_("arc_overheat_fire", smoke_origin, w_shotdir, 1 );
 613                         if ( !self.arc_smoke_sound )
 614                         {
 615                                 self.arc_smoke_sound = 1;
 616                                 sound(self, CH_SHOTS_SINGLE, W_Sound("arc_loop_overheat"), VOL_BASE, ATTN_NORM);
 617                         }
 618                 }
 619         }
 620         else if ( self.arc_beam && WEP_CVAR(arc, overheat_max) > 0 &&
 621                         self.arc_beam.beam_heat > WEP_CVAR(arc, overheat_min) )
 622         {
 623                 if ( random() < (self.arc_beam.beam_heat-WEP_CVAR(arc, overheat_min)) /
 624                                 ( WEP_CVAR(arc, overheat_max)-WEP_CVAR(arc, overheat_min) ) )
 625                         Send_Effect_("arc_smoke", smoke_origin, '0 0 0', 1 );
 626         }
 627
 628         if (  self.arc_smoke_sound && ( self.arc_overheat <= time ||
 629                 !( self.BUTTON_ATCK || self.BUTTON_ATCK2 ) ) || self.switchweapon != WEP_ARC.m_id )
 630         {
 631                 self.arc_smoke_sound = 0;
 632                 sound(self, CH_SHOTS_SINGLE, "misc/null.wav", VOL_BASE, ATTEN_NORM);
 633         }
 634 }
 635
 636 bool W_Arc(int req)
 637 {SELFPARAM();
 638         switch(req)
 639         {
 640                 case WR_AIM:
 641                 {
 642                         if(WEP_CVAR(arc, beam_botaimspeed))
 643                         {
 644                                 self.BUTTON_ATCK = bot_aim(
 645                                         WEP_CVAR(arc, beam_botaimspeed),
 646                                         0,
 647                                         WEP_CVAR(arc, beam_botaimlifetime),
 648                                         false
 649                                 );
 650                         }
 651                         else
 652                         {
 653                                 self.BUTTON_ATCK = bot_aim(
 654                                         1000000,
 655                                         0,
 656                                         0.001,
 657                                         false
 658                                 );
 659                         }
 660                         return true;
 661                 }
 662                 case WR_THINK:
 663                 {
 664                         Arc_Player_SetHeat(self);
 665                         Arc_Smoke();
 666
 667                         if ( self.arc_overheat <= time )
 668                         if(self.BUTTON_ATCK || self.BUTTON_ATCK2 || self.arc_beam.beam_bursting )
 669                         {
 670
 671                                 if(self.arc_BUTTON_ATCK_prev)
 672                                 {
 673                                         #if 0
 674                                         if(self.animstate_startframe == self.anim_shoot.x && self.animstate_numframes == self.anim_shoot.y)
 675                                                 weapon_thinkf(WFRAME_DONTCHANGE, autocvar_g_balance_arc_primary_animtime, w_ready);
 676                                         else
 677                                         #endif
 678                                                 weapon_thinkf(WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 679                                 }
 680
 681                                 if((!self.arc_beam) || wasfreed(self.arc_beam))
 682                                 {
 683                                         if(weapon_prepareattack(!!self.BUTTON_ATCK2, 0))
 684                                         {
 685                                                 W_Arc_Beam(!!self.BUTTON_ATCK2);
 686
 687                                                 if(!self.arc_BUTTON_ATCK_prev)
 688                                                 {
 689                                                         weapon_thinkf(WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 690                                                         self.arc_BUTTON_ATCK_prev = 1;
 691                                                 }
 692                                         }
 693                                 }
 694
 695                                 return true;
 696                         }
 697
 698                         if(self.arc_BUTTON_ATCK_prev != 0)
 699                         {
 700                                 sound(self, CH_WEAPON_A, W_Sound("arc_stop"), VOL_BASE, ATTN_NORM);
 701                                 weapon_thinkf(WFRAME_FIRE1, WEP_CVAR(arc, beam_animtime), w_ready);
 702                                 ATTACK_FINISHED(self) = time + WEP_CVAR(arc, beam_refire) * W_WeaponRateFactor();
 703                         }
 704                         self.arc_BUTTON_ATCK_prev = 0;
 705
 706                         #if 0
 707                         if(self.BUTTON_ATCK2)
 708                         if(weapon_prepareattack(1, autocvar_g_balance_arc_secondary_refire))
 709                         {
 710                                 W_Arc_Attack2();
 711                                 self.arc_count = autocvar_g_balance_arc_secondary_count;
 712                                 weapon_thinkf(WFRAME_FIRE2, autocvar_g_balance_arc_secondary_animtime, w_arc_checkattack);
 713                                 self.arc_secondarytime = time + autocvar_g_balance_arc_secondary_refire2 * W_WeaponRateFactor();
 714                         }
 715                         #endif
 716
 717                         return true;
 718                 }
 719                 case WR_INIT:
 720                 {
 721                         precache_model(W_Model("g_arc.md3"));
 722                         precache_model(W_Model("v_arc.md3"));
 723                         precache_model(W_Model("h_arc.iqm"));
 724                         precache_sound(W_Sound("arc_fire"));
 725                         precache_sound(W_Sound("arc_loop"));
 726                         precache_sound(W_Sound("arc_stop"));
 727                         precache_sound(W_Sound("arc_loop_overheat"));
 728                         if(!arc_shotorigin[0])
 729                         {
 730                                 arc_shotorigin[0] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 1);
 731                                 arc_shotorigin[1] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 2);
 732                                 arc_shotorigin[2] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 3);
 733                                 arc_shotorigin[3] = shotorg_adjust_values(CL_Weapon_GetShotOrg(WEP_ARC.m_id), false, false, 4);
 734                         }
 735                         ARC_SETTINGS(WEP_SKIP_CVAR, WEP_SET_PROP);
 736                         return true;
 737                 }
 738                 case WR_CHECKAMMO1:
 739                 {
 740                         return ((!WEP_CVAR(arc, beam_ammo)) || (self.WEP_AMMO(ARC) > 0));
 741                 }
 742                 case WR_CHECKAMMO2:
 743                 {
 744                         return WEP_CVAR(arc, overheat_max) > 0 &&
 745                                 ((!WEP_CVAR(arc, burst_ammo)) || (self.WEP_AMMO(ARC) > 0));
 746                 }
 747                 case WR_CONFIG:
 748                 {
 749                         ARC_SETTINGS(WEP_CONFIG_WRITE_CVARS, WEP_CONFIG_WRITE_PROPS);
 750                         return true;
 751                 }
 752                 case WR_KILLMESSAGE:
 753                 {
 754                         return WEAPON_ARC_MURDER;
 755                 }
 756                 case WR_DROP:
 757                 {
 758                         weapon_dropevent_item.arc_overheat = self.arc_overheat;
 759                         weapon_dropevent_item.arc_cooldown = self.arc_cooldown;
 760                         self.arc_overheat = 0;
 761                         self.arc_cooldown = 0;
 762                         return true;
 763                 }
 764                 case WR_PICKUP:
 765                 {
 766                         if ( !client_hasweapon(self, WEP_ARC.m_id, false, false) &&
 767                                 weapon_dropevent_item.arc_overheat > time )
 768                         {
 769                                 self.arc_overheat = weapon_dropevent_item.arc_overheat;
 770                                 self.arc_cooldown = weapon_dropevent_item.arc_cooldown;
 771                         }
 772                         return true;
 773                 }
 774         }
 775         return false;
 776 }
 777 #endif
 778 #ifdef CSQC
 779 void Draw_ArcBeam_callback(vector start, vector hit, vector end)
 780 {
 781         entity beam = Draw_ArcBeam_callback_entity;
 782         vector transformed_view_org;
 783         transformed_view_org = WarpZone_TransformOrigin(WarpZone_trace_transform, view_origin);
 784
 785         // Thickdir shall be perpendicular to the beam and to the view-to-beam direction (WEAPONTODO: WHY)
 786         // WEAPONTODO: Wouldn't it be better to be perpendicular to the beam and to the view FORWARD direction?
 787         vector thickdir = normalize(cross(normalize(start - hit), transformed_view_org - start));
 788
 789         vector hitorigin;
 790
 791         // draw segment
 792         #if 0
 793         if(trace_fraction != 1)
 794         {
 795                 // calculate our own hit origin as trace_endpos tends to jump around annoyingly (to player origin?)
 796                 hitorigin = start + (Draw_ArcBeam_callback_new_dir * Draw_ArcBeam_callback_segmentdist * trace_fraction);
 797                 hitorigin = WarpZone_TransformOrigin(WarpZone_trace_transform, hitorigin);
 798         }
 799         else
 800         {
 801                 hitorigin = hit;
 802         }
 803         #else
 804         hitorigin = hit;
 805         #endif
 806
 807         // decide upon thickness
 808         float thickness = beam.beam_thickness;
 809
 810         // draw primary beam render
 811         vector top    = hitorigin + (thickdir * thickness);
 812         vector bottom = hitorigin - (thickdir * thickness);
 813
 814         vector last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
 815         vector last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
 816
 817         R_BeginPolygon(beam.beam_image, DRAWFLAG_NORMAL); // DRAWFLAG_ADDITIVE
 818         R_PolygonVertex(
 819                 top,
 820                 '0 0.5 0' + ('0 0.5 0' * (thickness / beam.beam_thickness)),
 821                 beam.beam_color,
 822                 beam.beam_alpha
 823         );
 824         R_PolygonVertex(
 825                 last_top,
 826                 '0 0.5 0' + ('0 0.5 0' * (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 827                 beam.beam_color,
 828                 beam.beam_alpha
 829         );
 830         R_PolygonVertex(
 831                 last_bottom,
 832                 '0 0.5 0' * (1 - (Draw_ArcBeam_callback_last_thickness / beam.beam_thickness)),
 833                 beam.beam_color,
 834                 beam.beam_alpha
 835         );
 836         R_PolygonVertex(
 837                 bottom,
 838                 '0 0.5 0' * (1 - (thickness / beam.beam_thickness)),
 839                 beam.beam_color,
 840                 beam.beam_alpha
 841         );
 842         R_EndPolygon();
 843
 844         // draw trailing particles
 845         // NOTES:
 846         //  - Don't use spammy particle counts here, use a FEW small particles around the beam
 847         //  - We're not using WarpZone_TrailParticles here because we will handle warpzones ourselves.
 848         if(beam.beam_traileffect)
 849         {
 850                 trailparticles(beam, beam.beam_traileffect, start, hitorigin);
 851         }
 852
 853         // set up for the next
 854         Draw_ArcBeam_callback_last_thickness = thickness;
 855         Draw_ArcBeam_callback_last_top = WarpZone_UnTransformOrigin(WarpZone_trace_transform, top);
 856         Draw_ArcBeam_callback_last_bottom = WarpZone_UnTransformOrigin(WarpZone_trace_transform, bottom);
 857 }
 858
 859 void Reset_ArcBeam(void)
 860 {
 861         entity e;
 862         for (e = world; (e = findfloat(e, beam_usevieworigin, 1)); ) {
 863                 e.beam_initialized = false;
 864         }
 865         for (e = world; (e = findfloat(e, beam_usevieworigin, 2)); ) {
 866                 e.beam_initialized = false;
 867         }
 868 }
 869
 870 void Draw_ArcBeam(void)
 871 {SELFPARAM();
 872         float dt = time - self.move_time;
 873         self.move_time = time;
 874         if(dt <= 0) { return; }
 875
 876         if(!self.beam_usevieworigin)
 877         {
 878                 InterpolateOrigin_Do();
 879         }
 880
 881         // origin = beam starting origin
 882         // v_angle = wanted/aim direction
 883         // angles = current direction of beam
 884
 885         vector start_pos;
 886         vector wantdir; //= view_forward;
 887         vector beamdir; //= self.beam_dir;
 888
 889         float segments;
 890         if(self.beam_usevieworigin)
 891         {
 892                 // WEAPONTODO:
 893                 // Currently we have to replicate nearly the same method of figuring
 894                 // out the shotdir that the server does... Ideally in the future we
 895                 // should be able to acquire this from a generalized function built
 896                 // into a weapon system for client code.
 897
 898                 // find where we are aiming
 899                 makevectors(warpzone_save_view_angles);
 900                 vector forward = v_forward;
 901                 vector right = v_right;
 902                 vector up = v_up;
 903
 904                 // decide upon start position
 905                 if(self.beam_usevieworigin == 2)
 906                         { start_pos = warpzone_save_view_origin; }
 907                 else
 908                         { start_pos = self.origin; }
 909
 910                 // trace forward with an estimation
 911                 WarpZone_TraceLine(
 912                         start_pos,
 913                         start_pos + forward * self.beam_range,
 914                         MOVE_NOMONSTERS,
 915                         self
 916                 );
 917
 918                 // untransform in case our trace went through a warpzone
 919                 vector end_pos = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos);
 920
 921                 // un-adjust trueaim if shotend is too close
 922                 if(vlen(end_pos - start_pos) < g_trueaim_minrange)
 923                         end_pos = start_pos + (forward * g_trueaim_minrange);
 924
 925                 // move shot origin to the actual gun muzzle origin
 926                 vector origin_offset =
 927                           right * -self.beam_shotorigin.y
 928                         + up * self.beam_shotorigin.z;
 929
 930                 start_pos = start_pos + origin_offset;
 931
 932                 // Move it also forward, but only as far as possible without hitting anything. Don't poke into walls!
 933                 traceline(start_pos, start_pos + forward * self.beam_shotorigin.x, MOVE_NORMAL, self);
 934                 start_pos = trace_endpos;
 935
 936                 // calculate the aim direction now
 937                 wantdir = normalize(end_pos - start_pos);
 938
 939                 if(!self.beam_initialized)
 940                 {
 941                         self.beam_dir = wantdir;
 942                         self.beam_initialized = true;
 943                 }
 944
 945                 if(self.beam_dir != wantdir)
 946                 {
 947                         // calculate how much we're going to move the end of the beam to the want position
 948                         // WEAPONTODO (server and client):
 949                         // blendfactor never actually becomes 0 in this situation, which is a problem
 950                         // regarding precision... this means that self.beam_dir and w_shotdir approach
 951                         // eachother, however they never actually become the same value with this method.
 952                         // Perhaps we should do some form of rounding/snapping?
 953                         float angle = vlen(wantdir - self.beam_dir) * RAD2DEG;
 954                         if(angle && (angle > self.beam_maxangle))
 955                         {
 956                                 // if the angle is greater than maxangle, force the blendfactor to make this the maximum factor
 957                                 float blendfactor = bound(
 958                                         0,
 959                                         (1 - (self.beam_returnspeed * frametime)),
 960                                         min(self.beam_maxangle / angle, 1)
 961                                 );
 962                                 self.beam_dir = normalize((wantdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 963                         }
 964                         else
 965                         {
 966                                 // the radius is not too far yet, no worries :D
 967                                 float blendfactor = bound(
 968                                         0,
 969                                         (1 - (self.beam_returnspeed * frametime)),
 970                                         1
 971                                 );
 972                                 self.beam_dir = normalize((wantdir * (1 - blendfactor)) + (self.beam_dir * blendfactor));
 973                         }
 974
 975                         // calculate how many segments are needed
 976                         float max_allowed_segments;
 977
 978                         if(self.beam_distancepersegment)
 979                         {
 980                                 max_allowed_segments = min(
 981                                         ARC_MAX_SEGMENTS,
 982                                         1 + (vlen(wantdir / self.beam_distancepersegment))
 983                                 );
 984                         }
 985                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
 986
 987                         if(self.beam_degreespersegment)
 988                         {
 989                                 segments = bound(
 990                                         1,
 991                                         (
 992                                                 min(
 993                                                         angle,
 994                                                         self.beam_maxangle
 995                                                 )
 996                                                 /
 997                                                 self.beam_degreespersegment
 998                                         ),
 999                                         max_allowed_segments
1000                                 );
1001                         }
1002                         else { segments = 1; }
1003                 }
1004                 else { segments = 1; }
1005
1006                 // set the beam direction which the rest of the code will refer to
1007                 beamdir = self.beam_dir;
1008
1009                 // finally, set self.angles to the proper direction so that muzzle attachment points in proper direction
1010                 self.angles = fixedvectoangles2(forward, up); // TODO(Samual): is this == warpzone_save_view_angles?
1011         }
1012         else
1013         {
1014                 // set the values from the provided info from the networked entity
1015                 start_pos = self.origin;
1016                 wantdir = self.v_angle;
1017                 beamdir = self.angles;
1018
1019                 if(beamdir != wantdir)
1020                 {
1021                         float angle = vlen(wantdir - beamdir) * RAD2DEG;
1022
1023                         // calculate how many segments are needed
1024                         float max_allowed_segments;
1025
1026                         if(self.beam_distancepersegment)
1027                         {
1028                                 max_allowed_segments = min(
1029                                         ARC_MAX_SEGMENTS,
1030                                         1 + (vlen(wantdir / self.beam_distancepersegment))
1031                                 );
1032                         }
1033                         else { max_allowed_segments = ARC_MAX_SEGMENTS; }
1034
1035                         if(self.beam_degreespersegment)
1036                         {
1037                                 segments = bound(
1038                                         1,
1039                                         (
1040                                                 min(
1041                                                         angle,
1042                                                         self.beam_maxangle
1043                                                 )
1044                                                 /
1045                                                 self.beam_degreespersegment
1046                                         ),
1047                                         max_allowed_segments
1048                                 );
1049                         }
1050                         else { segments = 1; }
1051                 }
1052                 else { segments = 1; }
1053         }
1054
1055         setorigin(self, start_pos);
1056         self.beam_muzzleentity.angles_z = random() * 360; // WEAPONTODO: use avelocity instead?
1057
1058         vector beam_endpos = (start_pos + (beamdir * self.beam_range));
1059         vector beam_controlpoint = start_pos + wantdir * (self.beam_range * (1 - self.beam_tightness));
1060
1061         Draw_ArcBeam_callback_entity = self;
1062         Draw_ArcBeam_callback_last_thickness = 0;
1063         Draw_ArcBeam_callback_last_top = start_pos;
1064         Draw_ArcBeam_callback_last_bottom = start_pos;
1065
1066         vector last_origin = start_pos;
1067         vector original_start_pos = start_pos;
1068
1069         float i;
1070         for(i = 1; i <= segments; ++i)
1071         {
1072                 // WEAPONTODO (client):
1073                 // In order to do nice fading and pointing on the starting segment, we must always
1074                 // have that drawn as a separate triangle... However, that is difficult to do when
1075                 // keeping in mind the above problems and also optimizing the amount of segments
1076                 // drawn on screen at any given time. (Automatic beam quality scaling, essentially)
1077
1078                 vector new_origin = bezier_quadratic_getpoint(
1079                         start_pos,
1080                         beam_controlpoint,
1081                         beam_endpos,
1082                         i / segments);
1083
1084                 WarpZone_TraceBox_ThroughZone(
1085                         last_origin,
1086                         '0 0 0',
1087                         '0 0 0',
1088                         new_origin,
1089                         MOVE_NORMAL,
1090                         world,
1091                         world,
1092                         Draw_ArcBeam_callback
1093                 );
1094
1095                 // Do all the transforms for warpzones right now, as we already "are" in the post-trace
1096                 // system (if we hit a player, that's always BEHIND the last passed wz).
1097                 last_origin = trace_endpos;
1098                 start_pos = WarpZone_TransformOrigin(WarpZone_trace_transform, start_pos);
1099                 beam_controlpoint = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_controlpoint);
1100                 beam_endpos = WarpZone_TransformOrigin(WarpZone_trace_transform, beam_endpos);
1101                 beamdir = WarpZone_TransformVelocity(WarpZone_trace_transform, beamdir);
1102                 Draw_ArcBeam_callback_last_top = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_top);
1103                 Draw_ArcBeam_callback_last_bottom = WarpZone_TransformOrigin(WarpZone_trace_transform, Draw_ArcBeam_callback_last_bottom);
1104
1105                 if(trace_fraction < 1) { break; }
1106         }
1107
1108         // visual effects for startpoint and endpoint
1109         if(self.beam_hiteffect)
1110         {
1111                 // FIXME we really should do this on the server so it actually
1112                 // matches gameplay. What this client side stuff is doing is no
1113                 // more than guesswork.
1114                 if((trace_ent || trace_fraction < 1) && !(trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT))
1115                 pointparticles(
1116                         self.beam_hiteffect,
1117                         last_origin,
1118                         beamdir * -1,
1119                         frametime * 2
1120                 );
1121         }
1122         if(self.beam_hitlight[0])
1123         {
1124                 adddynamiclight(
1125                         last_origin,
1126                         self.beam_hitlight[0],
1127                         vec3(
1128                                 self.beam_hitlight[1],
1129                                 self.beam_hitlight[2],
1130                                 self.beam_hitlight[3]
1131                         )
1132                 );
1133         }
1134         if(self.beam_muzzleeffect)
1135         {
1136                 pointparticles(
1137                         self.beam_muzzleeffect,
1138                         original_start_pos + wantdir * 20,
1139                         wantdir * 1000,
1140                         frametime * 0.1
1141                 );
1142         }
1143         if(self.beam_muzzlelight[0])
1144         {
1145                 adddynamiclight(
1146                         original_start_pos + wantdir * 20,
1147                         self.beam_muzzlelight[0],
1148                         vec3(
1149                                 self.beam_muzzlelight[1],
1150                                 self.beam_muzzlelight[2],
1151                                 self.beam_muzzlelight[3]
1152                         )
1153                 );
1154         }
1155
1156         // cleanup
1157         Draw_ArcBeam_callback_entity = world;
1158         Draw_ArcBeam_callback_last_thickness = 0;
1159         Draw_ArcBeam_callback_last_top = '0 0 0';
1160         Draw_ArcBeam_callback_last_bottom = '0 0 0';
1161 }
1162
1163 void Remove_ArcBeam(void)
1164 {SELFPARAM();
1165         remove(self.beam_muzzleentity);
1166         sound(self, CH_SHOTS_SINGLE, "misc/null.wav", VOL_BASE, ATTEN_NORM);
1167 }
1168
1169 void Ent_ReadArcBeam(float isnew)
1170 {SELFPARAM();
1171         int sf = ReadByte();
1172         entity flash;
1173
1174         if(isnew)
1175         {
1176                 // calculate shot origin offset from gun alignment
1177                 int gunalign = autocvar_cl_gunalign;
1178                 if(gunalign != 1 && gunalign != 2 && gunalign != 4)
1179                         gunalign = 3; // default value
1180                 --gunalign;
1181
1182                 self.beam_shotorigin = arc_shotorigin[gunalign];
1183
1184                 // set other main attributes of the beam
1185                 self.draw = Draw_ArcBeam;
1186                 self.entremove = Remove_ArcBeam;
1187                 self.move_time = time;
1188                 loopsound(self, CH_SHOTS_SINGLE, W_Sound("arc_loop"), VOL_BASE, ATTEN_NORM);
1189
1190                 flash = spawn();
1191                 flash.owner = self;
1192                 flash.effects = EF_ADDITIVE | EF_FULLBRIGHT;
1193                 flash.drawmask = MASK_NORMAL;
1194                 flash.solid = SOLID_NOT;
1195                 flash.avelocity_z = 5000;
1196                 setattachment(flash, self, "");
1197                 setorigin(flash, '0 0 0');
1198
1199                 self.beam_muzzleentity = flash;
1200         }
1201         else
1202         {
1203                 flash = self.beam_muzzleentity;
1204         }
1205
1206         if(sf & ARC_SF_SETTINGS) // settings information
1207         {
1208                 self.beam_degreespersegment = ReadShort();
1209                 self.beam_distancepersegment = ReadShort();
1210                 self.beam_maxangle = ReadShort();
1211                 self.beam_range = ReadCoord();
1212                 self.beam_returnspeed = ReadShort();
1213                 self.beam_tightness = (ReadByte() / 10);
1214
1215                 if(ReadByte())
1216                 {
1217                         if(autocvar_chase_active)
1218                                 { self.beam_usevieworigin = 1; }
1219                         else // use view origin
1220                                 { self.beam_usevieworigin = 2; }
1221                 }
1222                 else
1223                 {
1224                         self.beam_usevieworigin = 0;
1225                 }
1226         }
1227
1228         if(!self.beam_usevieworigin)
1229         {
1230                 // self.iflags = IFLAG_ORIGIN | IFLAG_ANGLES | IFLAG_V_ANGLE; // why doesn't this work?
1231                 self.iflags = IFLAG_ORIGIN;
1232
1233                 InterpolateOrigin_Undo();
1234         }
1235
1236         if(sf & ARC_SF_START) // starting location
1237         {
1238                 self.origin_x = ReadCoord();
1239                 self.origin_y = ReadCoord();
1240                 self.origin_z = ReadCoord();
1241         }
1242         else if(self.beam_usevieworigin) // infer the location from player location
1243         {
1244                 if(self.beam_usevieworigin == 2)
1245                 {
1246                         // use view origin
1247                         self.origin = view_origin;
1248                 }
1249                 else
1250                 {
1251                         // use player origin so that third person display still works
1252                         self.origin = getplayerorigin(player_localnum) + ('0 0 1' * getstati(STAT_VIEWHEIGHT));
1253                 }
1254         }
1255
1256         setorigin(self, self.origin);
1257
1258         if(sf & ARC_SF_WANTDIR) // want/aim direction
1259         {
1260                 self.v_angle_x = ReadCoord();
1261                 self.v_angle_y = ReadCoord();
1262                 self.v_angle_z = ReadCoord();
1263         }
1264
1265         if(sf & ARC_SF_BEAMDIR) // beam direction
1266         {
1267                 self.angles_x = ReadCoord();
1268                 self.angles_y = ReadCoord();
1269                 self.angles_z = ReadCoord();
1270         }
1271
1272         if(sf & ARC_SF_BEAMTYPE) // beam type
1273         {
1274                 self.beam_type = ReadByte();
1275                 switch(self.beam_type)
1276                 {
1277                         case ARC_BT_MISS:
1278                         {
1279                                 self.beam_color = '1 1 1';
1280                                 self.beam_alpha = 0.5;
1281                                 self.beam_thickness = 8;
1282                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1283                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1284                                 self.beam_hitlight[0] = 0;
1285                                 self.beam_hitlight[1] = 1;
1286                                 self.beam_hitlight[2] = 1;
1287                                 self.beam_hitlight[3] = 1;
1288                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1289                                 self.beam_muzzlelight[0] = 0;
1290                                 self.beam_muzzlelight[1] = 1;
1291                                 self.beam_muzzlelight[2] = 1;
1292                                 self.beam_muzzlelight[3] = 1;
1293                                 if(self.beam_muzzleeffect >= 0)
1294                                 {
1295                                         setmodel(flash, "models/flash.md3");
1296                                         flash.alpha = self.beam_alpha;
1297                                         flash.colormod = self.beam_color;
1298                                         flash.scale = 0.5;
1299                                 }
1300                                 break;
1301                         }
1302                         case ARC_BT_WALL: // grenadelauncher_muzzleflash healray_muzzleflash
1303                         {
1304                                 self.beam_color = '1 1 1';
1305                                 self.beam_alpha = 0.5;
1306                                 self.beam_thickness = 8;
1307                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1308                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1309                                 self.beam_hitlight[0] = 0;
1310                                 self.beam_hitlight[1] = 1;
1311                                 self.beam_hitlight[2] = 1;
1312                                 self.beam_hitlight[3] = 1;
1313                                 self.beam_muzzleeffect = -1; // particleeffectnum(EFFECT_GRENADE_MUZZLEFLASH);
1314                                 self.beam_muzzlelight[0] = 0;
1315                                 self.beam_muzzlelight[1] = 1;
1316                                 self.beam_muzzlelight[2] = 1;
1317                                 self.beam_muzzlelight[3] = 1;
1318                                 self.beam_image = "particles/lgbeam";
1319                                 if(self.beam_muzzleeffect >= 0)
1320                                 {
1321                                         setmodel(flash, "models/flash.md3");
1322                                         flash.alpha = self.beam_alpha;
1323                                         flash.colormod = self.beam_color;
1324                                         flash.scale = 0.5;
1325                                 }
1326                                 break;
1327                         }
1328                         case ARC_BT_HEAL:
1329                         {
1330                                 self.beam_color = '1 1 1';
1331                                 self.beam_alpha = 0.5;
1332                                 self.beam_thickness = 8;
1333                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM_HEAL);
1334                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_BEAM_HEAL_IMPACT);
1335                                 self.beam_hitlight[0] = 0;
1336                                 self.beam_hitlight[1] = 1;
1337                                 self.beam_hitlight[2] = 1;
1338                                 self.beam_hitlight[3] = 1;
1339                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1340                                 self.beam_muzzlelight[0] = 0;
1341                                 self.beam_muzzlelight[1] = 1;
1342                                 self.beam_muzzlelight[2] = 1;
1343                                 self.beam_muzzlelight[3] = 1;
1344                                 self.beam_image = "particles/lgbeam";
1345                                 if(self.beam_muzzleeffect >= 0)
1346                                 {
1347                                         setmodel(flash, "models/flash.md3");
1348                                         flash.alpha = self.beam_alpha;
1349                                         flash.colormod = self.beam_color;
1350                                         flash.scale = 0.5;
1351                                 }
1352                                 break;
1353                         }
1354                         case ARC_BT_HIT:
1355                         {
1356                                 self.beam_color = '1 1 1';
1357                                 self.beam_alpha = 0.5;
1358                                 self.beam_thickness = 8;
1359                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1360                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1361                                 self.beam_hitlight[0] = 20;
1362                                 self.beam_hitlight[1] = 1;
1363                                 self.beam_hitlight[2] = 0;
1364                                 self.beam_hitlight[3] = 0;
1365                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1366                                 self.beam_muzzlelight[0] = 50;
1367                                 self.beam_muzzlelight[1] = 1;
1368                                 self.beam_muzzlelight[2] = 0;
1369                                 self.beam_muzzlelight[3] = 0;
1370                                 self.beam_image = "particles/lgbeam";
1371                                 if(self.beam_muzzleeffect >= 0)
1372                                 {
1373                                         setmodel(flash, "models/flash.md3");
1374                                         flash.alpha = self.beam_alpha;
1375                                         flash.colormod = self.beam_color;
1376                                         flash.scale = 0.5;
1377                                 }
1378                                 break;
1379                         }
1380                         case ARC_BT_BURST_MISS:
1381                         {
1382                                 self.beam_color = '1 1 1';
1383                                 self.beam_alpha = 0.5;
1384                                 self.beam_thickness = 14;
1385                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1386                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1387                                 self.beam_hitlight[0] = 0;
1388                                 self.beam_hitlight[1] = 1;
1389                                 self.beam_hitlight[2] = 1;
1390                                 self.beam_hitlight[3] = 1;
1391                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1392                                 self.beam_muzzlelight[0] = 0;
1393                                 self.beam_muzzlelight[1] = 1;
1394                                 self.beam_muzzlelight[2] = 1;
1395                                 self.beam_muzzlelight[3] = 1;
1396                                 self.beam_image = "particles/lgbeam";
1397                                 if(self.beam_muzzleeffect >= 0)
1398                                 {
1399                                         setmodel(flash, "models/flash.md3");
1400                                         flash.alpha = self.beam_alpha;
1401                                         flash.colormod = self.beam_color;
1402                                         flash.scale = 0.5;
1403                                 }
1404                                 break;
1405                         }
1406                         case ARC_BT_BURST_WALL:
1407                         {
1408                                 self.beam_color = '1 1 1';
1409                                 self.beam_alpha = 0.5;
1410                                 self.beam_thickness = 14;
1411                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1412                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1413                                 self.beam_hitlight[0] = 0;
1414                                 self.beam_hitlight[1] = 1;
1415                                 self.beam_hitlight[2] = 1;
1416                                 self.beam_hitlight[3] = 1;
1417                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1418                                 self.beam_muzzlelight[0] = 0;
1419                                 self.beam_muzzlelight[1] = 1;
1420                                 self.beam_muzzlelight[2] = 1;
1421                                 self.beam_muzzlelight[3] = 1;
1422                                 self.beam_image = "particles/lgbeam";
1423                                 if(self.beam_muzzleeffect >= 0)
1424                                 {
1425                                         setmodel(flash, "models/flash.md3");
1426                                         flash.alpha = self.beam_alpha;
1427                                         flash.colormod = self.beam_color;
1428                                         flash.scale = 0.5;
1429                                 }
1430                                 break;
1431                         }
1432                         case ARC_BT_BURST_HEAL:
1433                         {
1434                                 self.beam_color = '1 1 1';
1435                                 self.beam_alpha = 0.5;
1436                                 self.beam_thickness = 14;
1437                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM_HEAL);
1438                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_BEAM_HEAL_IMPACT2);
1439                                 self.beam_hitlight[0] = 0;
1440                                 self.beam_hitlight[1] = 1;
1441                                 self.beam_hitlight[2] = 1;
1442                                 self.beam_hitlight[3] = 1;
1443                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1444                                 self.beam_muzzlelight[0] = 0;
1445                                 self.beam_muzzlelight[1] = 1;
1446                                 self.beam_muzzlelight[2] = 1;
1447                                 self.beam_muzzlelight[3] = 1;
1448                                 self.beam_image = "particles/lgbeam";
1449                                 if(self.beam_muzzleeffect >= 0)
1450                                 {
1451                                         setmodel(flash, "models/flash.md3");
1452                                         flash.alpha = self.beam_alpha;
1453                                         flash.colormod = self.beam_color;
1454                                         flash.scale = 0.5;
1455                                 }
1456                                 break;
1457                         }
1458                         case ARC_BT_BURST_HIT:
1459                         {
1460                                 self.beam_color = '1 1 1';
1461                                 self.beam_alpha = 0.5;
1462                                 self.beam_thickness = 14;
1463                                 self.beam_traileffect = particleeffectnum(EFFECT_ARC_BEAM);
1464                                 self.beam_hiteffect = particleeffectnum(EFFECT_ARC_LIGHTNING);
1465                                 self.beam_hitlight[0] = 0;
1466                                 self.beam_hitlight[1] = 1;
1467                                 self.beam_hitlight[2] = 1;
1468                                 self.beam_hitlight[3] = 1;
1469                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1470                                 self.beam_muzzlelight[0] = 0;
1471                                 self.beam_muzzlelight[1] = 1;
1472                                 self.beam_muzzlelight[2] = 1;
1473                                 self.beam_muzzlelight[3] = 1;
1474                                 self.beam_image = "particles/lgbeam";
1475                                 if(self.beam_muzzleeffect >= 0)
1476                                 {
1477                                         setmodel(flash, "models/flash.md3");
1478                                         flash.alpha = self.beam_alpha;
1479                                         flash.colormod = self.beam_color;
1480                                         flash.scale = 0.5;
1481                                 }
1482                                 break;
1483                         }
1484
1485                         // shouldn't be possible, but lets make it colorful if it does :D
1486                         default:
1487                         {
1488                                 self.beam_color = randomvec();
1489                                 self.beam_alpha = 1;
1490                                 self.beam_thickness = 8;
1491                                 self.beam_traileffect = false;
1492                                 self.beam_hiteffect = false;
1493                                 self.beam_hitlight[0] = 0;
1494                                 self.beam_hitlight[1] = 1;
1495                                 self.beam_hitlight[2] = 1;
1496                                 self.beam_hitlight[3] = 1;
1497                                 self.beam_muzzleeffect = -1; //particleeffectnum(EFFECT_VORTEX_MUZZLEFLASH);
1498                                 self.beam_muzzlelight[0] = 0;
1499                                 self.beam_muzzlelight[1] = 1;
1500                                 self.beam_muzzlelight[2] = 1;
1501                                 self.beam_muzzlelight[3] = 1;
1502                                 self.beam_image = "particles/lgbeam";
1503                                 if(self.beam_muzzleeffect >= 0)
1504                                 {
1505                                         setmodel(flash, "models/flash.md3");
1506                                         flash.alpha = self.beam_alpha;
1507                                         flash.colormod = self.beam_color;
1508                                         flash.scale = 0.5;
1509                                 }
1510                                 break;
1511                         }
1512                 }
1513         }
1514
1515         if(!self.beam_usevieworigin)
1516         {
1517                 InterpolateOrigin_Note();
1518         }
1519 }
1520
1521 bool W_Arc(int req)
1522 {SELFPARAM();
1523         switch(req)
1524         {
1525                 case WR_IMPACTEFFECT:
1526                 {
1527                         // todo
1528                         return true;
1529                 }
1530                 case WR_INIT:
1531                 {
1532                         precache_sound(W_Sound("arc_loop"));
1533                         return true;
1534                 }
1535                 case WR_ZOOMRETICLE:
1536                 {
1537                         // no weapon specific image for this weapon
1538                         return false;
1539                 }
1540         }
1541         return false;
1542 }
1543 #endif
1544 #endif