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, DEATH_VH_WAKI_GUN.m_id);
  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     if (fire & 2)
  28     if (!isPlayer || weapon_prepareattack(thiswep, actor, weaponentity, false, 0.2)) {
  29         if (isPlayer) W_SetupShot_Dir(actor, weaponentity, v_forward, false, 0, SND_Null, CH_WEAPON_B, 0, DEATH_VH_WAKI_ROCKET.m_id);
  30         racer_fire_rocket(player, w_shotorg, w_shotdir, NULL);
  31         weapon_thinkf(actor, weaponentity, WFRAME_FIRE2, 0, w_ready);
  32     }
  33 }
  34
  35 METHOD(RacerAttack, wr_checkammo1, bool(RacerAttack thiswep, entity actor, .entity weaponentity))
  36 {
  37     bool isPlayer = IS_PLAYER(actor);
  38     entity player = isPlayer ? actor : actor.owner;
  39     entity veh = player.vehicle;
  40     return isPlayer || veh.vehicle_energy >= autocvar_g_vehicle_racer_cannon_cost;
  41 }
  42
  43 void racer_rocket_tracker(entity this);
  44 void racer_rocket_groundhugger(entity this);
  45
  46 void racer_fire_rocket(entity player, vector org, vector dir, entity trg)
  47 {
  48     entity rocket = vehicles_projectile(player.vehicle, EFFECT_RACER_ROCKETLAUNCH.eent_eff_name, SND_ROCKET_FIRE,
  49                            org, dir * autocvar_g_vehicle_racer_rocket_speed,
  50                            autocvar_g_vehicle_racer_rocket_damage, autocvar_g_vehicle_racer_rocket_radius, autocvar_g_vehicle_racer_rocket_force, 3,
  51                            DEATH_VH_WAKI_ROCKET.m_id, PROJECTILE_WAKIROCKET, 20, false, false, player);
  52
  53     rocket.lip                    = autocvar_g_vehicle_racer_rocket_accel * sys_frametime;
  54     rocket.wait                  = autocvar_g_vehicle_racer_rocket_turnrate;
  55     rocket.nextthink            = time;
  56     rocket.enemy                        = trg;
  57     rocket.cnt                    = time + 15;
  58
  59     if(trg)
  60         setthink(rocket, racer_rocket_tracker);
  61     else
  62         setthink(rocket, racer_rocket_groundhugger);
  63 }
  64
  65 void racer_rocket_tracker(entity this)
  66 {
  67     vector olddir, newdir;
  68     float oldvel, newvel;
  69
  70     this.nextthink  = time;
  71
  72     if (IS_DEAD(this.owner) || this.cnt < time)
  73     {
  74         this.use(this, NULL, NULL);
  75         return;
  76     }
  77
  78     if(!this.realowner.vehicle)
  79     {
  80         UpdateCSQCProjectile(this);
  81         return;
  82     }
  83
  84     olddir = normalize(this.velocity);
  85     oldvel = vlen(this.velocity);
  86     newvel = oldvel + this.lip;
  87     makevectors(vectoangles(olddir));
  88
  89     float time_to_impact = min(vlen(this.enemy.origin - this.origin) / vlen(this.velocity), 1);
  90     vector predicted_origin = this.enemy.origin + this.enemy.velocity * time_to_impact;
  91
  92     traceline(this.origin, this.origin + v_forward * 64 - '0 0 32', MOVE_NORMAL, this);
  93     newdir = normalize(predicted_origin - this.origin);
  94
  95     //vector
  96     float height_diff = predicted_origin_z - this.origin_z;
  97
  98     if(vdist(newdir - v_forward, >, autocvar_g_vehicle_racer_rocket_locked_maxangle))
  99     {
 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     this.velocity = normalize(olddir + newdir * autocvar_g_vehicle_racer_rocket_turnrate) * newvel;
 110     this.velocity_z -= 800 * sys_frametime;
 111     this.velocity_z += max(height_diff, autocvar_g_vehicle_racer_rocket_climbspeed) * sys_frametime ;
 112
 113     UpdateCSQCProjectile(this);
 114     return;
 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     {
 126         this.use(this, NULL, NULL);
 127         return;
 128     }
 129
 130     if(!this.realowner.vehicle)
 131     {
 132         UpdateCSQCProjectile(this);
 133         return;
 134     }
 135
 136     olddir = normalize(this.velocity);
 137     oldvel = vlen(this.velocity);
 138     newvel = oldvel + this.lip;
 139
 140     tracebox(this.origin, this.mins, this.maxs, this.origin + olddir * 64, MOVE_WORLDONLY,this);
 141     if(trace_fraction <= 0.5)
 142     {
 143         // Hitting somethign soon, just speed ahead
 144         this.velocity = olddir * newvel;
 145         UpdateCSQCProjectile(this);
 146         return;
 147     }
 148
 149     traceline(trace_endpos, trace_endpos - '0 0 64', MOVE_NORMAL, this);
 150     if(trace_fraction != 1.0)
 151     {
 152         newdir = normalize(trace_endpos + '0 0 64' - this.origin) * autocvar_g_vehicle_racer_rocket_turnrate;
 153         this.velocity = normalize(olddir + newdir) * newvel;
 154     }
 155     else
 156     {
 157         this.velocity = olddir * newvel;
 158         this.velocity_z -= 1600 * sys_frametime; // 2x grav looks better for this one
 159     }
 160
 161     int cont = pointcontents(this.origin - '0 0 32');
 162     if(cont == CONTENT_WATER || cont == CONTENT_LAVA || cont == CONTENT_SLIME)
 163         this.velocity_z += 200;
 164
 165     UpdateCSQCProjectile(this);
 166     return;
 167 }
 168
 169 #endif