qcsrc/common/turrets/turret/hk_weapon.qc

   1 #include "hk_weapon.qh"
   2
   3 #ifdef IMPLEMENTATION
   4
   5 #ifdef SVQC
   6
   7 float autocvar_g_turrets_unit_hk_shot_speed;
   8 float autocvar_g_turrets_unit_hk_shot_speed_accel;
   9 float autocvar_g_turrets_unit_hk_shot_speed_accel2;
  10 float autocvar_g_turrets_unit_hk_shot_speed_decel;
  11 float autocvar_g_turrets_unit_hk_shot_speed_max;
  12 float autocvar_g_turrets_unit_hk_shot_speed_turnrate;
  13
  14 void turret_hk_missile_think(entity this);
  15 SOUND(HunterKillerAttack_FIRE, W_Sound("electro_fire"));
  16 METHOD(HunterKillerAttack, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
  17 {
  18         bool isPlayer = IS_PLAYER(actor);
  19         if (fire & 1)
  20         if (!isPlayer || weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR_PRI(electro, refire))) {
  21                 if (isPlayer) {
  22             turret_initparams(actor);
  23             W_SetupShot_Dir(actor, weaponentity, v_forward, false, 0, SND_HunterKillerAttack_FIRE, CH_WEAPON_B, 0);
  24             actor.tur_shotdir_updated = w_shotdir;
  25             actor.tur_shotorg = w_shotorg;
  26             actor.tur_head = actor;
  27             weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR_PRI(electro, animtime), w_ready);
  28         }
  29         entity missile = turret_projectile(actor, SND_ROCKET_FIRE, 6, 10, DEATH_TURRET_HK.m_id, PROJECTILE_ROCKET, false, false);
  30         te_explosion (missile.origin);
  31
  32         setthink(missile, turret_hk_missile_think);
  33         missile.nextthink = time + 0.25;
  34         set_movetype(missile, MOVETYPE_BOUNCEMISSILE);
  35         missile.velocity = actor.tur_shotdir_updated * (actor.shot_speed * 0.75);
  36         missile.angles = vectoangles(missile.velocity);
  37         missile.cnt = time + 30;
  38         missile.ticrate = max(autocvar_sys_ticrate, 0.05);
  39         missile.missile_flags = MIF_SPLASH | MIF_PROXY | MIF_GUIDED_AI;
  40
  41         if (!isPlayer)
  42         if (actor.tur_head.frame == 0)
  43             actor.tur_head.frame = actor.tur_head.frame + 1;
  44         }
  45 }
  46
  47 bool hk_is_valid_target(entity this, entity e_target);
  48 void turret_hk_missile_think(entity this)
  49 {
  50     vector vu, vd, vf, vl, vr, ve;  // Vector (direction)
  51     float  fu, fd, ff, fl, fr, fe;  // Fraction to solid
  52     vector olddir,wishdir,newdir;   // Final direction
  53     float lt_for;   // Length of Trace FORwrad
  54     float lt_seek;  // Length of Trace SEEK (left, right, up down)
  55     float pt_seek;  // Pitch of Trace SEEK (How mutch to angele left, right up, down trace towards v_forward)
  56     vector pre_pos;
  57     float myspeed;
  58     entity e;
  59     float ad,edist;
  60
  61     this.nextthink = time + this.ticrate;
  62
  63     //if (this.cnt < time)
  64     //  turret_hk_missile_explode();
  65
  66     if (IS_DEAD(this.enemy))
  67         this.enemy = NULL;
  68
  69     // Pick the closest valid target.
  70     if (!this.enemy)
  71     {
  72         e = findradius(this.origin, 5000);
  73         while (e)
  74         {
  75             if (hk_is_valid_target(this, e))
  76             {
  77                 if (!this.enemy)
  78                     this.enemy = e;
  79                 else
  80                     if (vlen2(this.origin - e.origin) < vlen2(this.origin - this.enemy.origin))
  81                         this.enemy = e;
  82             }
  83             e = e.chain;
  84         }
  85     }
  86
  87     this.angles = vectoangles(this.velocity);
  88     this.angles_x = this.angles_x * -1;
  89     makevectors(this.angles);
  90     this.angles_x = this.angles_x * -1;
  91
  92     if (this.enemy)
  93     {
  94         edist = vlen(this.origin - this.enemy.origin);
  95         // Close enougth to do decent damage?
  96         if ( edist <= (this.owner.shot_radius * 0.25) )
  97         {
  98             turret_projectile_explode(this);
  99             return;
 100         }
 101
 102         // Get data on enemy position
 103         pre_pos = this.enemy.origin +
 104                   this.enemy.velocity *
 105                   min((vlen(this.enemy.origin - this.origin) / vlen(this.velocity)),0.5);
 106
 107         traceline(this.origin, pre_pos,true,this.enemy);
 108         ve = normalize(pre_pos - this.origin);
 109         fe = trace_fraction;
 110
 111     }
 112     else
 113     {
 114     edist = 0;
 115     ve = '0 0 0';
 116         fe = 0;
 117     }
 118
 119     if ((fe != 1) || (this.enemy == NULL) || (edist > 1000))
 120     {
 121         myspeed = vlen(this.velocity);
 122
 123         lt_for  = myspeed * 3;
 124         lt_seek = myspeed * 2.95;
 125
 126         // Trace forward
 127         traceline(this.origin, this.origin + v_forward * lt_for,false,this);
 128         vf = trace_endpos;
 129         ff = trace_fraction;
 130
 131         // Find angular offset
 132         ad = vlen(vectoangles(normalize(this.enemy.origin - this.origin)) - this.angles);
 133
 134         // To close to something, Slow down!
 135         if ( ((ff < 0.7) || (ad > 4)) && (myspeed > (autocvar_g_turrets_unit_hk_shot_speed)) )
 136             myspeed = max(myspeed * (autocvar_g_turrets_unit_hk_shot_speed_decel), (autocvar_g_turrets_unit_hk_shot_speed));
 137
 138         // Failry clear, accelerate.
 139         if ( (ff > 0.7) && (myspeed < (autocvar_g_turrets_unit_hk_shot_speed_max)) )
 140             myspeed = min(myspeed * (autocvar_g_turrets_unit_hk_shot_speed_accel), (autocvar_g_turrets_unit_hk_shot_speed_max));
 141
 142         // Setup trace pitch
 143         pt_seek = 1 - ff;
 144         pt_seek = bound(0.15,pt_seek,0.8);
 145         if (ff < 0.5) pt_seek = 1;
 146
 147         // Trace left
 148         traceline(this.origin, this.origin + (-1 * (v_right * pt_seek) + (v_forward * ff)) * lt_seek,false,this);
 149         vl = trace_endpos;
 150         fl = trace_fraction;
 151
 152         // Trace right
 153         traceline(this.origin,  this.origin + ((v_right * pt_seek) + (v_forward * ff)) * lt_seek ,false,this);
 154         vr = trace_endpos;
 155         fr = trace_fraction;
 156
 157         // Trace up
 158         traceline(this.origin,  this.origin + ((v_up * pt_seek) + (v_forward * ff)) * lt_seek ,false,this);
 159         vu = trace_endpos;
 160         fu = trace_fraction;
 161
 162         // Trace down
 163         traceline(this.origin,  this.origin + (-1 * (v_up * pt_seek) + (v_forward * ff)) * lt_seek ,false,this);
 164         vd = trace_endpos;
 165         fd = trace_fraction;
 166
 167         vl = normalize(vl - this.origin);
 168         vr = normalize(vr - this.origin);
 169         vu = normalize(vu - this.origin);
 170         vd = normalize(vd - this.origin);
 171
 172         // Panic tresh passed, find a single direction and turn as hard as we can
 173         if (pt_seek == 1)
 174         {
 175             wishdir = v_right;
 176             if (fl > fr) wishdir = -1 * v_right;
 177             if (fu > fl) wishdir = v_up;
 178             if (fd > fu) wishdir = -1 * v_up;
 179         }
 180         else
 181         {
 182             // Normalize our trace vectors to make a smooth path
 183             wishdir = normalize( (vl * fl) + (vr * fr) +  (vu * fu) +  (vd * fd) );
 184         }
 185
 186         if (this.enemy)
 187         {
 188             if (fe < 0.1) fe = 0.1; // Make sure we always try to move sligtly towards our target
 189             wishdir = (wishdir * (1 - fe)) + (ve * fe);
 190         }
 191     }
 192     else
 193     {
 194         // Got a clear path to target, speed up fast (if not at full speed) and go straight for it.
 195         myspeed = vlen(this.velocity);
 196         if (myspeed < (autocvar_g_turrets_unit_hk_shot_speed_max))
 197             myspeed = min(myspeed * (autocvar_g_turrets_unit_hk_shot_speed_accel2),(autocvar_g_turrets_unit_hk_shot_speed_max));
 198
 199         wishdir = ve;
 200     }
 201
 202     if ((myspeed > (autocvar_g_turrets_unit_hk_shot_speed)) && (this.cnt > time))
 203         myspeed = min(myspeed * (autocvar_g_turrets_unit_hk_shot_speed_accel2),(autocvar_g_turrets_unit_hk_shot_speed_max));
 204
 205     // Ranoutagazfish?
 206     if (this.cnt < time)
 207     {
 208         this.cnt = time + 0.25;
 209         this.nextthink = 0;
 210         set_movetype(this, MOVETYPE_BOUNCE);
 211         return;
 212     }
 213
 214     // Calculate new heading
 215     olddir = normalize(this.velocity);
 216     newdir = normalize(olddir + wishdir * (autocvar_g_turrets_unit_hk_shot_speed_turnrate));
 217
 218     // Set heading & speed
 219     this.velocity = newdir * myspeed;
 220
 221     // Align model with new heading
 222     this.angles = vectoangles(this.velocity);
 223
 224
 225 #ifdef TURRET_DEBUG_HK
 226     //if(this.atime < time) {
 227     if ((fe <= 0.99)||(edist > 1000))
 228     {
 229         te_lightning2(NULL,this.origin, this.origin + vr * lt_seek);
 230         te_lightning2(NULL,this.origin, this.origin + vl * lt_seek);
 231         te_lightning2(NULL,this.origin, this.origin + vu * lt_seek);
 232         te_lightning2(NULL,this.origin, this.origin + vd * lt_seek);
 233         te_lightning2(NULL,this.origin, vf);
 234     }
 235     else
 236     {
 237         te_lightning2(NULL,this.origin, this.enemy.origin);
 238     }
 239     bprint("Speed: ", ftos(rint(myspeed)), "\n");
 240     bprint("Trace to solid: ", ftos(rint(ff * 100)), "%\n");
 241     bprint("Trace to target:", ftos(rint(fe * 100)), "%\n");
 242     this.atime = time + 0.2;
 243     //}
 244 #endif
 245
 246     UpdateCSQCProjectile(this);
 247 }
 248
 249 bool hk_is_valid_target(entity this, entity e_target)
 250 {
 251     if (e_target == NULL)
 252         return false;
 253
 254     // If only this was used more..
 255     if (e_target.flags & FL_NOTARGET)
 256         return false;
 257
 258     // Cant touch this
 259     if ((e_target.takedamage == DAMAGE_NO) || (e_target.health < 0))
 260         return false;
 261
 262     // player
 263     if (IS_CLIENT(e_target))
 264     {
 265         if (this.owner.target_select_playerbias < 0)
 266             return false;
 267
 268         if (IS_DEAD(e_target))
 269             return false;
 270     }
 271
 272     // Missile
 273     if ((e_target.flags & FL_PROJECTILE) && (this.owner.target_select_missilebias < 0))
 274         return false;
 275
 276     // Team check
 277     if ((e_target.team == this.owner.team) || (this.owner.team == e_target.owner.team))
 278         return false;
 279
 280     return true;
 281 }
 282
 283 #endif
 284
 285 #endif