qcsrc/common/vehicles/vehicle/racer_weapon.qc

   1 #include "racer_weapon.qh"
   2
   3 #ifdef SVQC
   4
   5 void racer_fire_rocket(entity player, vector org, vector dir, entity trg);
   6 METHOD(RacerAttack, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
   7 {
   8         bool isPlayer = IS_PLAYER(actor);
   9         entity player = isPlayer ? actor : actor.owner;
  10         entity veh = player.vehicle;
  11         if (fire & 1) {
  12                 if (weapon_prepareattack(thiswep, player, weaponentity, false, autocvar_g_vehicle_racer_cannon_refire)) {
  13                         if (veh) {
  14                                 veh.vehicle_energy -= autocvar_g_vehicle_racer_cannon_cost;
  15                                 veh.wait = time;
  16                         }
  17                         if (isPlayer) { W_SetupShot_Dir(player, weaponentity, v_forward, false, 0, SND_Null, CH_WEAPON_B, 0); }
  18                         vector org = w_shotorg;
  19                         vector dir = w_shotdir;
  20                         entity bolt = vehicles_projectile(veh, EFFECT_RACER_MUZZLEFLASH.eent_eff_name, SND_LASERGUN_FIRE,
  21                                 org, normalize(v_forward + randomvec() * autocvar_g_vehicle_racer_cannon_spread) * autocvar_g_vehicle_racer_cannon_speed,
  22                                 autocvar_g_vehicle_racer_cannon_damage, autocvar_g_vehicle_racer_cannon_radius, autocvar_g_vehicle_racer_cannon_force,  0,
  23                                 DEATH_VH_WAKI_GUN.m_id, PROJECTILE_WAKICANNON, 0, true, true, player);
  24                         bolt.velocity = normalize(dir) * autocvar_g_vehicle_racer_cannon_speed;
  25                         weapon_thinkf(player, weaponentity, WFRAME_FIRE1, 0, w_ready);
  26                 }
  27         }
  28         if (fire & 2) {
  29                 if (!isPlayer || weapon_prepareattack(thiswep, actor, weaponentity, false, 0.2)) {
  30                         if (isPlayer) { W_SetupShot_Dir(actor, weaponentity, v_forward, false, 0, SND_Null, CH_WEAPON_B, 0); }
  31                         racer_fire_rocket(player, w_shotorg, w_shotdir, NULL);
  32                         weapon_thinkf(actor, weaponentity, WFRAME_FIRE2, 0, w_ready);
  33                 }
  34         }
  35 }
  36
  37 METHOD(RacerAttack, wr_checkammo1, bool(RacerAttack thiswep, entity actor, .entity weaponentity))
  38 {
  39         bool isPlayer = IS_PLAYER(actor);
  40         entity player = isPlayer ? actor : actor.owner;
  41         entity veh = player.vehicle;
  42         return isPlayer || veh.vehicle_energy >= autocvar_g_vehicle_racer_cannon_cost;
  43 }
  44
  45 void racer_rocket_tracker(entity this);
  46 void racer_rocket_groundhugger(entity this);
  47
  48 void racer_fire_rocket(entity player, vector org, vector dir, entity trg)
  49 {
  50         entity rocket = vehicles_projectile(player.vehicle, EFFECT_RACER_ROCKETLAUNCH.eent_eff_name, SND_ROCKET_FIRE,
  51                 org, dir * autocvar_g_vehicle_racer_rocket_speed,
  52                 autocvar_g_vehicle_racer_rocket_damage, autocvar_g_vehicle_racer_rocket_radius, autocvar_g_vehicle_racer_rocket_force, 3,
  53                 DEATH_VH_WAKI_ROCKET.m_id, PROJECTILE_WAKIROCKET, 20, false, false, player);
  54
  55         rocket.lip            = autocvar_g_vehicle_racer_rocket_accel * sys_frametime;
  56         rocket.wait          = autocvar_g_vehicle_racer_rocket_turnrate;
  57         rocket.nextthink        = time;
  58         rocket.enemy            = trg;
  59         rocket.cnt            = time + 15;
  60
  61         if (trg) {
  62                 setthink(rocket, racer_rocket_tracker);
  63         } else {
  64                 setthink(rocket, racer_rocket_groundhugger);
  65         }
  66 }
  67
  68 void racer_rocket_tracker(entity this)
  69 {
  70         vector olddir, newdir;
  71         float oldvel, newvel;
  72
  73         this.nextthink  = time;
  74
  75         if (IS_DEAD(this.owner) || this.cnt < time) {
  76                 this.use(this, NULL, NULL);
  77                 return;
  78         }
  79
  80         if (!this.realowner.vehicle) {
  81                 UpdateCSQCProjectile(this);
  82                 return;
  83         }
  84
  85         olddir = normalize(this.velocity);
  86         oldvel = vlen(this.velocity);
  87         newvel = oldvel + this.lip;
  88         makevectors(vectoangles(olddir));
  89
  90         float time_to_impact = min(vlen(this.enemy.origin - this.origin) / vlen(this.velocity), 1);
  91         vector predicted_origin = this.enemy.origin + this.enemy.velocity * time_to_impact;
  92
  93         traceline(this.origin, this.origin + v_forward * 64 - '0 0 32', MOVE_NORMAL, this);
  94         newdir = normalize(predicted_origin - this.origin);
  95
  96         // vector
  97         float height_diff = predicted_origin_z - this.origin_z;
  98
  99         if (vdist(newdir - v_forward, >, autocvar_g_vehicle_racer_rocket_locked_maxangle)) {
 100                 // bprint("Target lost!\n");
 101                 // dprint("OF:", ftos(vlen(newdir - v_forward)), "\n");
 102                 setthink(this, racer_rocket_groundhugger);
 103                 return;
 104         }
 105
 106         if (trace_fraction != 1.0 && trace_ent != this.enemy) {
 107                 newdir_z += 16 * sys_frametime;
 108         }
 109
 110         this.velocity = normalize(olddir + newdir * autocvar_g_vehicle_racer_rocket_turnrate) * newvel;
 111         this.velocity_z -= 800 * sys_frametime;
 112         this.velocity_z += max(height_diff, autocvar_g_vehicle_racer_rocket_climbspeed) * sys_frametime;
 113
 114         UpdateCSQCProjectile(this);
 115 }
 116
 117 void racer_rocket_groundhugger(entity this)
 118 {
 119         vector olddir, newdir;
 120         float oldvel, newvel;
 121
 122         this.nextthink  = time;
 123
 124         if (IS_DEAD(this.owner) || this.cnt < time) {
 125                 this.use(this, NULL, NULL);
 126                 return;
 127         }
 128
 129         if (!this.realowner.vehicle) {
 130                 UpdateCSQCProjectile(this);
 131                 return;
 132         }
 133
 134         olddir = normalize(this.velocity);
 135         oldvel = vlen(this.velocity);
 136         newvel = oldvel + this.lip;
 137
 138         tracebox(this.origin, this.mins, this.maxs, this.origin + olddir * 64, MOVE_WORLDONLY, this);
 139         if (trace_fraction <= 0.5) {
 140                 // Hitting somethign soon, just speed ahead
 141                 this.velocity = olddir * newvel;
 142                 UpdateCSQCProjectile(this);
 143                 return;
 144         }
 145
 146         traceline(trace_endpos, trace_endpos - '0 0 64', MOVE_NORMAL, this);
 147         if (trace_fraction != 1.0) {
 148                 newdir = normalize(trace_endpos + '0 0 64' - this.origin) * autocvar_g_vehicle_racer_rocket_turnrate;
 149                 this.velocity = normalize(olddir + newdir) * newvel;
 150         } else {
 151                 this.velocity = olddir * newvel;
 152                 this.velocity_z -= 1600 * sys_frametime; // 2x grav looks better for this one
 153         }
 154
 155         int cont = pointcontents(this.origin - '0 0 32');
 156         if (cont == CONTENT_WATER || cont == CONTENT_LAVA || cont == CONTENT_SLIME) {
 157                 this.velocity_z += 200;
 158         }
 159
 160         UpdateCSQCProjectile(this);
 161 }
 162
 163 #endif