Unreal Wiki:Scratchpad

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//See Timer function for relevant code. Entire class is provided for context purposes.
 
class EONSScorpionEnergyProjectileRed extends Projectile;
 
#exec AUDIO IMPORT FILE="Sounds\DP_Explode.wav" NAME="DP_Explode" GROUP="Scorpion"
 
var vector initialDir;
var float FlyingDamageRadius;
var class<Emitter>  ProjectileEffectClass< SEMI >
var Emitter         ProjectileEffect;
var class<xEmitter> HitEmitterClass< SEMI >
var class<Emitter>  ExplosionEmitterClass< SEMI >
var bool bZap, bEffects;
var byte Team;
 
 
replication
{
  reliable if(bNetDirty && Role==ROLE_Authority)
     bZap, Team;
}
 
 
simulated function PostBeginPlay()
{
    local Rotator R;
 
    if (Level.NetMode != NM_DedicatedServer)
    {
        ProjectileEffect = spawn(ProjectileEffectClass, self,, Location, Rotation);
        ProjectileEffect.SetBase(self);
    }
 
    Super.PostBeginPlay();
 
    Velocity = Speed * Vector(Rotation);
    R = Rotation;
    R.Roll = 32768;
    SetRotation(R);
    Velocity.z += TossZ;
    initialDir = Velocity;
 
    Team = Instigator.GetTeamNum();
 
    //Use the timer for electromagnetic shocks while travelling
    SetTimer(0.05, True);      //Was 0.05, upping to 0.20 to see if it reduces lag
    bEffects = false;
}
 
 
simulated function Destroyed()
{
    //If we didn't zap someone, and destroy got called before we hit something (our lifetime probably expired), then explode
    if (!bZap)
    {
       if ( Role == ROLE_Authority )
       {
          HurtRadius(Damage, DamageRadius, MyDamageType, MomentumTransfer, Location);
       }
    }
 
    //If the explosion effects weren't previously called, we can call them now so our projectile always explodes a the end of its life
    if (!bEffects)
       SpawnEffects(vect(0,0,0),vect(0,0,0));
 
    if (ProjectileEffect != None)
        ProjectileEffect.Destroy();
 
    Super.Destroyed();
}
 
 
simulated function ProcessTouch(Actor Other, Vector HitLocation)
{
    if ( Other != Instigator )
    {
        SpawnEffects(HitLocation, -1 * Normal(Velocity) );
        bEffects = true;
        Explode(HitLocation,Normal(HitLocation-Other.Location));
    }
}
 
 
simulated function SpawnEffects( vector HitLocation, vector HitNormal )
{
    if ( EffectIsRelevant(Location,false) )
    {
        if (bZap)
        {
           spawn(class'xEffects.GoopSparks',,,Location);
           PlaySound(sound'WeaponSounds.BioRifle.BioRifleGoo1',,8*TransientSoundVolume);
        }
        else
        {
           PlaySound(ImpactSound,,8*TransientSoundVolume);
        }
 
        spawn(ExplosionEmitterClass,,,Location);
        spawn(class'ONSPlasmaHitGreen',,,Location);
 
        if ( (ExplosionDecal != None) && (Level.NetMode != NM_DedicatedServer) )
            Spawn(ExplosionDecal,self,,HitLocation, rotator(-HitNormal));
    }
}
 
 
simulated function Landed( vector HitNormal )
{
    SpawnEffects( Location, HitNormal );
    bEffects = true;
    Explode(Location,HitNormal);
}
 
 
simulated function HitWall (vector HitNormal, actor Wall)
{
    Landed(HitNormal);
}
 
 
simulated function Explode(vector HitLocation, vector HitNormal)
{
    Destroy();
}
 
 
simulated function Timer()
{
    local Vehicle Other;
    local Controller C, NextC;
    local xEmitter HitEmitter;
    local int TempDamage;
 
    bZap = false;
 
    C = Level.ControllerList;
 
    //Instead of using ForEach VisibleCollidingActors, lets traverse the Controller List, it may be faster    //ForEach VisibleCollidingActors(class'Vehicle',Other,FlyingDamageRadius)
    while (C != None)
    {
       NextC = C.NextController;
 
       if (C.Pawn != None && Vehicle(C.Pawn) != None)
          log("C.Pawn != None && Vehicle(C.Pawn) != None is true. C.Pawn is a "$C.Pawn.class);
       else log("C.Pawn != None && Vehicle(C.Pawn) != None is false. C.Pawn is a "$C.Pawn.class);
 
       //if (Vehicle(C.Pawn) != None)
       //   log("Vehicle(C.Pawn) != None is true");
       //else log("Vehicle(C.Pawn) != None is false");
 
       //if (C.Pawn != Instigator)
       //   log("C.Pawn != Instigator is true");
       //else log("C.Pawn != Instigator is false");
 
       //if (C.Pawn.Health > 0)
       //   log("C.Pawn.Health > 0 is true");
       //else log("C.Pawn.Health > 0 is false");
 
       if (!C.SameTeamAs(Instigator.Controller))
          log("This target is on the opposite team");
       else log("This target is on the same team.");
 
       if (VSize(C.Pawn.Location - Instigator.Location) < FlyingDamageRadius)
          log("This target is within the zap distance.");
       else log("This target is outside the zap distance.");
 
       if (FastTrace(C.Pawn.Location, Instigator.Location))
          log("There is a clear shot to this target.");
       else log("There is not a clear shot to this target.");
 
       if ((Vehicle(C.Pawn).IsA('ONSHoverBike') || Vehicle(C.Pawn).IsA('ONSAttackCraft') || Vehicle(C.Pawn).IsA('ONSDualAttackCraft') || Vehicle(C.Pawn).IsA('ONSHoverCraft') ))
          log("This is one of our target vehicles.");
       else log("This is not one of our target vehicles.");
 
 
       //If the vehicle is not on our team, is being driven, has a clear trace between the projectile and the vehicle, and is of a specified type, then we proceed
       if ( C.Pawn != None && Vehicle(C.Pawn) != None && C.Pawn != Instigator && C.Pawn.Health > 0 && !C.SameTeamAs(Instigator.Controller) && VSize(C.Pawn.Location - Instigator.Location) < FlyingDamageRadius && FastTrace(C.Pawn.Location, Instigator.Location) && (Vehicle(C.Pawn).IsA('ONSHoverBike') || Vehicle(C.Pawn).IsA('ONSAttackCraft') || Vehicle(C.Pawn).IsA('ONSDualAttackCraft') || Vehicle(C.Pawn).IsA('ONSHoverCraft') ) )
       {
 
          //
          log("Success!!!");
 
          if ( Role == ROLE_Authority )
			    {
			       if (Other.Health < 100 && Other.Health > 25)
			       {
                TempDamage = Max(1,(Other.Health - 25));
                Other.TakeDamage( TempDamage, Instigator, Other.Location, Normal(Location-Other.Location), MyDamageType);
                Other.DriverRadiusDamage( (TempDamage/3)+Rand(10), DamageRadius, Instigator.Controller, MyDamageType, MomentumTransfer, (Other.Location + VRand()*30) ); //We may need to change Hitlocation to Other.Location
                Other.EjectDriver();
                bZap = true;
             }
             else
             {
				        Other.TakeDamage(Damage, Instigator, Other.Location, Normal(Location-Other.Location), MyDamageType);
                Other.DriverRadiusDamage( (Damage/3)+Rand(10), DamageRadius, Instigator.Controller, MyDamageType, MomentumTransfer, Other.Location );
                bZap = true;
             }
 
             //Log("Applying damage to nearby vehicle: "$(FlyingDamageRadius-(VSize(Location-Other.Location))) * Default.FlyingDamage/FlyingDamageRadius);
          }
 
          //Once this projectile has zapped something, draw the zap and then the projectile goes away.
          if (bZap)
          {
             HitEmitter = spawn(HitEmitterClass,,, Self.Location, rotator(Other.Location - Self.Location));
				     if (HitEmitter != None)
					      HitEmitter.mSpawnVecA = Other.Location;
					   Other.PlaySound(ImpactSound,,8*TransientSoundVolume);
             Self.Destroy();
          }
       }
 
       C = NextC;
	  }
 
	  if (Velocity.Z > -1000)
	  {
       Velocity.Z -= 30;
	  }
}
 
 
defaultproperties
{
     Speed=4500.000000              //4500/5000/4000
     Damage=80.000000
     DamageRadius=275.000000        //275/220
     FlyingDamageRadius=1000.000000  //Because we reduced the frequency of the checks from .05 to .20, we increase the range here simply to increase the odds of it triggering successfully. Was 575/500/525/440
     MomentumTransfer=50000.000000
     LifeSpan=2.000000              //1.6
 
     ProjectileEffectClass=class'EONSScorpionEnergyProjectileEffectRed'
     HitEmitterClass=class'EONSScorpionEnergyProjectileZapEmitter'
     ExplosionEmitterClass=class'ONSPlasmaHitRed'
     ExplosionDecal=class'LinkBoltScorch'
     DrawScale=0.3
     AmbientGlow=100
     CullDistance=+8000.0
 
     TossZ=+0.0                   //225.0
     bFixedRotationDir=True
     DesiredRotation=(Pitch=12000,Yaw=5666,Roll=2334)
 
     bProjTarget=True
     bNetTemporary=True
 
     ImpactSound=Sound'DP_Explode'
     AmbientSound=Sound'WeaponSounds.BTranslocatorHoverModule'
     SoundRadius=100
     SoundVolume=255
 
     ForceType=FT_Constant
     ForceScale=5.0
     ForceRadius=60.0
 
     MyDamageType=class'DamTypeEONSScorpionEnergyProjectile'
}