public AttackTask(Weapon weapon, Vec3 target)
{
this.taskTime = 0f;
this.weapon = weapon;
this.targetPosition = target;
this.targetEntity = null;
}
public AttackTask(Weapon weapon, Dynamic target)
{
this.taskTime = 0f;
this.weapon = weapon;
this.targetPosition = new Vec3(float.NaN, float.NaN, float.NaN);
this.targetEntity = target;
}
/// <summary>Overridden from <see cref="Engine.EntitySystem.Entity.OnDeleteSubscribedToDeletionEvent(Entity)"/></summary>
protected override void OnDeleteSubscribedToDeletionEvent(Entity entity)
{
base.OnDeleteSubscribedToDeletionEvent(entity);
if (targetTask == entity)
targetTask = null;
//remove deleted weapon
Weapon weapon = entity as Weapon;
if (weapon != null)
unitWeapons.Remove(weapon);
}
private void ControlledObject_Damage(Dynamic entity, MapObject prejudicial, Vec3 pos, float damage)
{
if (generalTaskType != GeneralTaskTypes.Battle && prejudicial != null)
{
Unit sourceUnit = null;
Bullet bullet = prejudicial as Bullet;
if (bullet != null)
sourceUnit = bullet.SourceUnit;
Explosion explosion = prejudicial as Explosion;
if (explosion != null)
sourceUnit = explosion.SourceUnit;
if (sourceUnit != null)
{
Intellect unitIntellect = sourceUnit.Intellect as Intellect;
if (unitIntellect != null && unitIntellect.Faction != Faction)
{
//do battle task
DoGeneralTask(GeneralTaskTypes.Battle, null);
//move to enemy
DoMoveTask(sourceUnit.Position);
//notify allies
NotifyAlliesOnEnemy(sourceUnit.Position);
}
}
}
}
private void DoAttackTask(Weapon weapon, Dynamic target)
{
AttackTask task = attackTasks.Find(delegate(AttackTask t)
{
return t.Weapon == weapon;
});
if (task != null && task.TargetEntity == target)
return;
if (task != null)
ResetAttackTask(task);
task = new AttackTask(weapon, target);
AddRelationship(target);
attackTasks.Add(task);
}
public AttackTask(MechUnitAI owner, Weapon weapon, Vec3 target)
{
this.owner = owner;
this.taskTime = 0f;
this.weapon = weapon;
this.targetPosition = target;
this.targetEntity = null;
}
void UpdateTask()
{
Unit newTarget = null;
float newTargetPriority = 0;
//find target
{
float radius = ControlledObject.ViewRadius;
Map.Instance.GetObjects( new Sphere( ControlledObject.Position, radius ),
MapObjectSceneGraphGroups.UnitGroupMask, delegate( MapObject mapObject )
{
Unit obj = (Unit)mapObject;
//check by distance
Vec3 diff = obj.Position - ControlledObject.Position;
float objDistance = diff.Length();
if( objDistance > radius )
return;
float priority = GetAttackObjectPriority( obj );
if( priority != 0 && priority > newTargetPriority )
{
newTarget = obj;
newTargetPriority = priority;
}
} );
}
//update targetTask
if( newTarget != targetTask )
{
if( targetTask != null )
UnsubscribeToDeletionEvent( targetTask );
targetTask = newTarget;
if( targetTask != null )
SubscribeToDeletionEvent( targetTask );
}
}
void DoAttackTask( Weapon weapon, Dynamic target )
{
AttackTask task = attackTasks.Find( delegate( AttackTask t )
{
return t.Weapon == weapon;
} );
if( task != null && task.TargetEntity == target )
return;
if( task != null )
ResetAttackTask( task );
task = new AttackTask( weapon, target );
SubscribeToDeletionEvent( target );
attackTasks.Add( task );
}
// NH & KEEN - a function to calculate the angle to target
private Radian CalculateAngleToTarget(Dynamic target)
{
Vec3 needDirection = (target.GetInterpolatedPosition() - Position).GetNormalize();
Vec3 weaponDirection = Rotation.GetForward();
Radian angle = Math.Abs(MathFunctions.ACos(Vec3.Dot(needDirection, weaponDirection)));
return angle;
}
/// <summary>Overridden from <see cref="Engine.EntitySystem.Entity.OnDeleteSubscribedToDeletionEvent(Entity)"/></summary>
protected override void OnDeleteSubscribedToDeletionEvent(Entity entity)
{
base.OnDeleteSubscribedToDeletionEvent(entity);
if (sourceUnit == entity)
sourceUnit = null;
if (reasonObject == entity)
reasonObject = null;
}
public DamageItem(Dynamic dynamic, Vec3 position, float damage)
{
this.dynamic = dynamic;
this.position = position;
this.damage = damage;
}
public Task( Types type, Dynamic entity )
{
this.type = type;
this.position = new Vec3( float.NaN, float.NaN, float.NaN );
this.entityType = null;
this.entity = entity;
}
public Task( Types type, Vec3 position, DynamicType entityType )
{
this.type = type;
this.position = position;
this.entityType = entityType;
this.entity = null;
}
public Task( Types type, Vec3 position )
{
this.type = type;
this.position = position;
this.entityType = null;
this.entity = null;
}
public Task( Types type )
{
this.type = type;
this.position = new Vec3( float.NaN, float.NaN, float.NaN );
this.entityType = null;
this.entity = null;
}
public AttackTask(Weapon weapon, Dynamic target)
{
this.taskTime = 0f;
this.weapon = weapon;
if (target != null)
{
this.targetPosition = target.Position;
}
else
{
this.targetPosition = new Vec3(float.NaN, float.NaN, float.NaN);
}
this.targetEntity = target;
}
protected override void OnTick()
{
base.OnTick();
if (target == null) return;
if (firstTick)
{
startDistance = (target.Position - Position).Length();
firstTick = false;
// NH & KEEN - if our target is a unit, select a random bodypart to target, otherwise check if there is a physics body to follow
AKunit targetUnit = target as AKunit;
if (targetUnit != null)
{
if (targetUnit.PhysicsModel != null && targetUnit.PhysicsModel.Bodies.Length != 0)
{
string targetBodyName = targetUnit.Type.BodyParts[World.Instance.Random.Next(0, targetUnit.Type.BodyParts.Count)].PhysicsShape;
FindTargetShape(targetUnit, targetBodyName, out targetBody, out targetShape);
}
}
else
{
if (target.PhysicsModel != null && target.PhysicsModel.Bodies.Length != 0)
{
targetBody = target.PhysicsModel.Bodies[0];
}
}
}
if (currentDelay < Type.HomingDelay)
{
currentDelay += TickDelta;
return;
}
// NH & KEEN - lose target if it is out of our view angle (stops missiles from doing endless circles around the target)
if (Type.HomingAngle < 360.0f)
{
float homingAngle = Type.HomingAngle / 2;
if (CalculateAngleToTarget(target) > new Degree(homingAngle).InRadians())
{
target = null;
return;
}
}
// NH & KEEN - explode if we get closer than proximityDistance to the target (used for Bluestreak Missiles)
if ((target.Position - Position).Length() < Type.ProximityDistance)
{
HitObjects_Create();
Die();
}
if (Type.HomingCorrection > 0)
{
MomentaryTurnToPositionUpdate(target.Position);
}
Vec3 velocity = Rotation.GetForward().GetNormalize() * Type.Velocity;
base.Velocity = velocity;
}
void CopyInfluencesToObject( Dynamic destination )
{
foreach( Entity child in Children )
{
if( child.IsSetForDeletion )
continue;
Influence influence = child as Influence;
if( influence == null )
continue;
Influence i = (Influence)Entities.Instance.Create( influence.Type, destination );
i.RemainingTime = influence.RemainingTime;
i.PostCreate();
}
}
// NH & KEEN - searches all bodies of the target for a certain shape (used for bodypart targetting)
private void FindTargetShape(Dynamic target, string targetShapeName, out Body targetBody, out Shape targetShape)
{
foreach (Body body in target.PhysicsModel.Bodies)
{
Shape shape = body.GetShape(targetShapeName);
if (shape != null)
{
targetBody = body;
targetShape = shape;
return;
}
}
targetBody = null;
targetShape = null;
return;
}
void GameBillboard_Damage( Dynamic entity, MapObject prejudicial, Vec3 pos, float damage )
{
if( gameTime == 0 )
GameStart();
}