data/qcsrc/server/gamec/w_rocketlauncher.c

   1 void() rlauncher_ready_01;
   2 void() rlauncher_fire1_01;
   3 void() rlauncher_deselect_01;
   4 void() rlauncher_select_01;
   5 .float rl_sound;
   6
   7 float() rlauncher_check =
   8 {
   9         if ((self.attack_finished > time && self.weapon == WEP_ROCKET_LAUNCHER)  // don't switch while guiding a missile
  10                 || self.ammo_rockets >= cvar("g_balance_rocketlauncher_ammo"))
  11                 return TRUE;
  12         return FALSE;
  13 };
  14
  15 void(float req) w_rlauncher =
  16 {
  17         if (req == WR_IDLE)
  18                 rlauncher_ready_01();
  19         else if (req == WR_FIRE1)
  20                 weapon_prepareattack(rlauncher_check, rlauncher_check, rlauncher_fire1_01, cvar("g_balance_rocketlauncher_refire"));
  21         else if (req == WR_FIRE2)
  22         {
  23                 if(time > self.rl_sound)
  24                 {
  25                         self.rl_sound = time + 1;
  26                         sound (self, CHAN_BODY, "weapons/rocket_det.ogg", 0.5, ATTN_NORM);
  27                 }
  28                 if(cvar("g_laserguided_missile"))
  29                 if(self.exteriorweaponentity.attack_finished < time)
  30                 {
  31                         self.exteriorweaponentity.attack_finished = time + 0.4;
  32                         self.laser_on = !self.laser_on;
  33                         sound (self, CHAN_AUTO, "weapons/tink1.ogg", 1, ATTN_NORM);
  34                 }
  35         }
  36         else if (req == WR_RAISE)
  37                 rlauncher_select_01();
  38         else if (req == WR_UPDATECOUNTS)
  39                 self.currentammo = self.ammo_rockets;
  40         else if (req == WR_DROP)
  41                 rlauncher_deselect_01();
  42         else if (req == WR_SETUP)
  43                 weapon_setup(WEP_ROCKET_LAUNCHER, "w_rl.zym", IT_ROCKETS);
  44         else if (req == WR_CHECKAMMO)
  45                 weapon_hasammo = rlauncher_check();
  46 };
  47
  48
  49 void W_Rocket_Explode (void)
  50 {
  51         vector  org2;
  52         sound (self, CHAN_BODY, "weapons/rocket_impact.ogg", 1, ATTN_NORM);
  53         org2 = findbetterlocation (self.origin);
  54         te_explosion (org2);
  55         effect (org2, "models/sprites/rockexpl.spr", 0, 12, 35);
  56         self.event_damage = SUB_Null;
  57         RadiusDamage (self, self.owner, cvar("g_balance_rocketlauncher_damage"), cvar("g_balance_rocketlauncher_edgedamage"), cvar("g_balance_rocketlauncher_radius"), world, cvar("g_balance_rocketlauncher_force"), IT_ROCKET_LAUNCHER);
  58
  59         if (self.owner.weapon == WEP_ROCKET_LAUNCHER)
  60         {
  61                 if(self.owner.ammo_rockets < cvar("g_balance_rocketlauncher_ammo"))
  62                 {
  63                         self.owner.cnt = WEP_ROCKET_LAUNCHER;
  64                         self.owner.attack_finished = time;
  65                         self.owner.switchweapon = w_getbestweapon(self.owner);
  66                 }
  67                 if(cvar("g_laserguided_missile"))
  68                                   self.owner.attack_finished = time + cvar("g_balance_rocketlauncher_refire");
  69         }
  70         remove (self);
  71 }
  72
  73 entity FindLaserTarget(entity e, float dist_variance, float dot_variance)
  74 {
  75         entity head, selected;
  76         vector dir;
  77         float dist, maxdist,// bestdist,
  78                 dot,// bestdot,
  79                 points, bestpoints;
  80         //bestdist = 9999;
  81         //bestdot = -2;
  82         bestpoints = 0;
  83         maxdist = 800;
  84         selected = world;
  85
  86         makevectors(e.angles);
  87
  88         head = find(world, classname, "laser_target");
  89         while(head)
  90         {
  91                 points = 0;
  92                 dir = normalize(head.origin - self.origin);
  93                 dot = dir * v_forward;
  94                 dist = vlen(head.origin - self.origin);
  95                 if(dist > maxdist)
  96                         dist = maxdist;
  97
  98                 // gain points for being in front
  99                 points = points + ((dot+1)*0.5) * 500
 100                         * (1 + crandom()*dot_variance);
 101                 // gain points for being close away
 102                 points = points + (1 - dist/maxdist) * 1000
 103                         * (1 + crandom()*dot_variance);
 104
 105                 traceline(e.origin, head.origin, TRUE, self);
 106                 if(trace_fraction < 1)
 107                 {
 108                         points = 0;
 109                 }
 110
 111                 if(points > bestpoints)//random() > 0.5)//
 112                 {
 113                         bestpoints = points;
 114                         selected = head;
 115                 }
 116
 117
 118                 /*
 119                 dot = dir * v_forward;
 120                 if(dot > bestdot * (1 + crandom()*dot_variance))
 121                 {
 122                         dist = vlen(head.origin - self.origin);
 123                         if(dist < bestdist * (1 + crandom()*dist_variance))
 124                         {
 125                                 traceline(e.origin, head.origin, TRUE, self);
 126                                 if(trace_fraction >= 1)
 127                                 {
 128                                 }
 129                         }
 130                 }
 131                 */
 132                 head = find(head, classname, "laser_target");
 133         }
 134
 135         //bprint(selected.owner.netname);
 136         //bprint("\n");
 137         return selected;
 138 }
 139
 140 void W_Rocket_Think (void)
 141 {
 142         entity e;
 143         vector desireddir, olddir, newdir;
 144         float turnrate;
 145         self.nextthink = time;
 146         if (time > self.cnt)
 147         {
 148                 W_Rocket_Explode ();
 149                 return;
 150         }
 151         if (self.owner.weapon == WEP_ROCKET_LAUNCHER)
 152         {
 153                 if(cvar("g_laserguided_missile"))
 154                 {
 155                         if(!self.owner.button0)
 156                                 self.ltime = -1; // indicate that the player has let go of the button
 157
 158
 159                         if (self.owner.button0 && self.ltime < 0) // if the player let go of the button and then pushed it again
 160                         {
 161                                   W_Rocket_Explode ();
 162                                   return;
 163                         }
 164
 165                         if(cvar("g_balance_rocketlauncher_laserguided_allow_steal"))
 166                         {
 167                                 if(self.owner.laser_on)
 168                                 {
 169                                         if(self.attack_finished < time)
 170                                         {
 171                                                 self.attack_finished = time + 0.2 + random()*0.3;
 172                                                 self.enemy = FindLaserTarget(self, 0.7, 0.7);
 173                                         }
 174
 175                                         if(!self.enemy)
 176                                                 self.enemy = self.owner.weaponentity.lasertarget;
 177                                 }
 178                                 else self.enemy = world;
 179                         }
 180                         else // don't allow stealing: always target my owner's laser (if it exists)
 181                                 self.enemy = self.owner.weaponentity.lasertarget;
 182
 183                         if(self.enemy != world)
 184                         {
 185                                 //bprint(strcat("Targeting ", self.enemy.owner.netname, "'s laser\n"));
 186                                 if(!self.speed)
 187                                         self.speed = vlen(self.velocity);
 188                                 e = self.enemy;//self.owner.weaponentity.lasertarget;
 189                                 turnrate = cvar("g_balance_rocketlauncher_laserguided_turnrate");//0.65;                                                // how fast to turn
 190                                 desireddir = normalize(e.origin - self.origin);         // get direction from my position to the laser target
 191                                 olddir = normalize(self.velocity);                              // get my current direction
 192                                 newdir = normalize((olddir + desireddir * turnrate) * 0.5);     // take the average of the 2 directions; not the best method but simple & easy
 193                                 self.velocity = newdir * self.speed;                    // make me fly in the new direction at my flight speed
 194                                 self.angles = vectoangles(self.velocity);                       // turn model in the new flight direction
 195
 196                                 self.owner.attack_finished = time + 0.2;
 197                         }
 198                 }
 199                 else
 200                 {
 201                         if (self.owner.button3)
 202                                   W_Rocket_Explode ();
 203                 }
 204         }
 205 }
 206
 207 void W_Rocket_Touch (void)
 208 {
 209         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
 210         {
 211                 sound (self, CHAN_BODY, "misc/null.wav", 1, ATTN_NORM);
 212                 remove(self);
 213                 return;
 214         }
 215         W_Rocket_Explode ();
 216 }
 217
 218 void W_Rocket_Damage (entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector force)
 219 {
 220         self.health = self.health - damage;
 221         if (self.health <= 0)
 222         {
 223                 self.owner = attacker;
 224                 W_Rocket_Explode();
 225         }
 226 }
 227
 228 void W_Rocket_Attack (void)
 229 {
 230         local entity missile;
 231         local entity flash;
 232         local vector org;
 233
 234         local vector trueaim;
 235         trueaim = W_TrueAim();
 236
 237         sound (self, CHAN_WEAPON, "weapons/rocket_fire.ogg", 1, ATTN_NORM);
 238         if (self.items & IT_STRENGTH)
 239                 sound (self, CHAN_AUTO, "weapons/strength_fire.ogg", 1, ATTN_NORM);
 240
 241         if (cvar("g_use_ammunition") && !cvar("g_rocketarena"))
 242                 self.ammo_rockets = self.ammo_rockets - cvar("g_balance_rocketlauncher_ammo");
 243         self.punchangle_x = -4;
 244
 245         org = W_MuzzleOrigin (self, '15 3 -11');
 246         te_smallflash(org);
 247
 248         missile = spawn ();
 249         missile.owner = self;
 250         missile.classname = "missile";
 251
 252         missile.takedamage = DAMAGE_YES;
 253         missile.damageforcescale = 4;
 254         missile.health = 30;
 255         missile.event_damage = W_Rocket_Damage;
 256
 257         missile.movetype = MOVETYPE_FLY;
 258         missile.solid = SOLID_BBOX;
 259         setmodel (missile, "models/rocket.md3");
 260         setsize (missile, '0 0 0', '0 0 0');
 261
 262         setorigin (missile, org);
 263         if(cvar("g_laserguided_missile") && self.laser_on)
 264                 missile.velocity = normalize(trueaim - org) * cvar("g_balance_rocketlauncher_laserguided_speed");
 265         else
 266                 missile.velocity = normalize(trueaim - org) * cvar("g_balance_rocketlauncher_speed");
 267         missile.angles = vectoangles (missile.velocity);
 268
 269         missile.touch = W_Rocket_Touch;
 270         missile.think = W_Rocket_Think;
 271         missile.nextthink = time;
 272         missile.cnt = time + cvar("g_balance_rocketlauncher_lifetime");
 273         missile.effects = EF_NOSHADOW;
 274         sound (missile, CHAN_BODY, "weapons/rocket_fly.wav", 0.4, ATTN_NORM);
 275
 276         flash = spawn ();
 277         setorigin (flash, org);
 278         setmodel (flash, "models/flash.md3");
 279         flash.velocity = v_forward * 20;
 280         flash.angles = vectoangles (flash.velocity);
 281         SUB_SetFade (flash, time, 0.4);
 282         flash.effects = flash.effects | EF_ADDITIVE | EF_FULLBRIGHT | EF_LOWPRECISION;
 283 }
 284
 285 // weapon frames
 286
 287 void()  rlauncher_ready_01 =    {weapon_thinkf(WFRAME_IDLE, 0.1, rlauncher_ready_01); self.weaponentity.state = WS_READY;};
 288 void()  rlauncher_select_01 =   {weapon_thinkf(-1, cvar("g_balance_weaponswitchdelay"), w_ready); weapon_boblayer1(PLAYER_WEAPONSELECTION_SPEED, '0 0 0'); self.laser_on = 1;};
 289 void()  rlauncher_deselect_01 = {weapon_thinkf(-1, cvar("g_balance_weaponswitchdelay"), w_clear); weapon_boblayer1(PLAYER_WEAPONSELECTION_SPEED, PLAYER_WEAPONSELECTION_RANGE);  self.laser_on = 0;};
 290 void()  rlauncher_fire1_01 =
 291 {
 292         weapon_doattack(rlauncher_check, rlauncher_check, W_Rocket_Attack);
 293         weapon_thinkf(WFRAME_FIRE1, cvar("g_balance_rocketlauncher_animtime"), rlauncher_ready_01);
 294 };