public Vector2 GetPosition()
{
if (TargetObject == null)
{
return(TargetPosition);
}
else
{
return(TargetObject.getPosition());
}
}
protected virtual bool AIFireGuns(GameTime gameTime)
{
NoShootTime -= gameTime.ElapsedGameTime.Milliseconds;
if (NoShootTime < 1 && Guns != null && CurrentAttackTarget != null && Vector2.Distance(Position.get(), CurrentAttackTarget.Position.get()) < GetEngagementDistance())
{
Vector2 CurrentAttackTargetPosition = CurrentAttackTarget.getPosition();
/*
* if (CurrentAttackTarget.GetType().IsSubclassOf(typeof(UnitBasic)))
* {
* UnitBasic b = (UnitBasic)CurrentAttackTarget;
* CurrentAttackTargetPosition += Vector2.Distance(CurrentAttackTarget.getPosition(), getPosition()) / Guns[0].GetFireSpeed() *
* b.Speed * (b.MaxDragTime - b.DragTime) / b.MaxDragTime * gameTime.ElapsedGameTime.Milliseconds * 60 / 1000;
* }
*/
float TargetRotation = Logic.ToAngle(CurrentAttackTargetPosition - Position.get());
foreach (GunBasic g in Guns)
{
if (g != null)
{
g.SetRotation(TargetRotation);
}
}
foreach (GunBasic g in Guns)
{
if (g != null)
{
g.AutoFire(gameTime);
if (!g.HasAmmo())
{
MaxEngagementDistance = -1;
}
}
}
return(true);
}
return(false);
}
private void AIGuns(GameTime gameTime)
{
if (!WaveStepState.WeaponsFree || Guns == null)
{
return;
}
if (VirusTime < 1)
{
if (CurrentAttackTarget == null)
{
return;
}
Vector2 CurrentAttackTargetPosition = CurrentAttackTarget.getPosition();
float TargetRotation = Logic.ToAngle(CurrentAttackTargetPosition - getPosition());
if (Rotation.get() != TargetRotation)
{
Rotation.set(MathHelper.ToDegrees(Logic.Clerp(Rotation.getAsRadians(), TargetRotation, MathHelper.ToRadians(RotationSpeed) * gameTime.ElapsedGameTime.Milliseconds / 1000 * 60)));
RotationMatrix = Matrix.CreateFromYawPitchRoll(Rotation.getAsRadians() + RotationOffset.X, RotationOffset.Y, RotationOffset.Z);
}
}
else
{
Rotation.set(Rotation.get() + MathHelper.ToRadians(gameTime.ElapsedGameTime.Milliseconds * 20));
RotationMatrix = Matrix.CreateFromYawPitchRoll(Rotation.getAsRadians() + RotationOffset.X, RotationOffset.Y, RotationOffset.Z);
}
foreach (GunBasic g in Guns)
{
g.SetRotation(Rotation.getAsRadians());
}
AutoFire(gameTime);
}
public bool CheckCircle(BasicShipGameObject g, Vector2 StartPosition, Vector2 EndPosition, float LineWidth)
{
return(Logic.DistanceLineSegmentToPoint(StartPosition, EndPosition, g.getPosition()) < (g.getSize().X + AttackLineWidth) / 2);
}
private void AIMove(GameTime gameTime)
{
MoveChangeTime += gameTime.ElapsedGameTime.Milliseconds;
if (MoveChangeTime > MaxMoveChangeTime)
{
MoveChangeTime -= MaxMoveChangeTime;
TargetPosition = Position.get();
if (!DodgesBullets || BulletToDodge == null || BulletToDodge.TimeAlive > BulletToDodge.LifeTime)
{
if (BulletToDodge != null)
{
BulletToDodge = null;
}
if (CurrentAttackTarget != null)
{
float d = Vector2.Distance(CurrentAttackTarget.getPosition(), getPosition());
if (!RunningAway)
{
if (d > MinEngagementDistance)
{
TargetPosition = CurrentAttackTarget.getPosition();
}
else if (d < MinEngagementDistance)
{
TargetPosition = Position.get();
}
}
else
{
TargetPosition = Position.get() + (Position.get() - CurrentAttackTarget.getPosition());
}
DisplacedFromPath = true;
}
else
{
if (TargetNode == null)
{
TargetNode = PathFindingNode.GetBestNode(Position.get());
DisplacedFromPath = false;
}
else
{
DisplaceTime += gameTime.ElapsedGameTime.Milliseconds;
if (DisplaceTime > MaxDisplaceTime)
{
DisplaceTime -= MaxDisplaceTime;
DisplacedFromPath = true;
}
if (DisplacedFromPath)
{
if (PathFindingManager.CollisionLine(Position.get(), TargetNode.Position.get()))
{
TargetNode = PathFindingNode.GetBestNode(Position.get());
}
DisplacedFromPath = false;
}
}
TargetPosition = TargetNode.Position.get();
if (TargetNode.GetNext() != null && !PathFindingManager.CollisionLine(Position.get(), TargetNode.GetNext().Position.get()) ||
(Vector2.Distance(getPosition(), TargetPosition) < 16))
{
TargetNode = TargetNode.GetNext();
}
}
}
else
{
Vector2 bPos = BulletToDodge.getPosition();
bPos += BulletToDodge.Speed / BulletToDodge.Speed.Length() * Vector2.Distance(bPos, Position.get());
TargetPosition = (Position.get() - (bPos - Position.get()));
BulletDodgeTime -= gameTime.ElapsedGameTime.Milliseconds;
if (BulletDodgeTime < 0)
{
TargetPosition = CurrentMoveTarget == null ? TargetPosition : CurrentMoveTarget.getPosition();
BulletToDodge = null;
}
DisplacedFromPath = true;
}
}
if (Vector2.Distance(getPosition(), TargetPosition) > 16)
{
Accelerate(gameTime, TargetPosition - getPosition());
}
else if (CurrentAttackTarget != null)
{
Rotation.set(MathHelper.ToDegrees(Logic.Clerp(Rotation.getAsRadians(), Logic.ToAngle(CurrentAttackTarget.Position.get() - Position.get()), RotationSpeed * gameTime.ElapsedGameTime.Milliseconds * 60.0f / 1000.0f)));
RotationMatrix = Matrix.CreateFromYawPitchRoll(Rotation.getAsRadians() + RotationOffset.X, RotationOffset.Y, RotationOffset.Z);
}
}