private void StrafeTarget()
{
if (AttackTarget == null)
{
return;
}
if (strafeState == StrafeState.Strafing)
{
Throttle = .8f;
bool shouldExtend = AttackTarget.DistanceFromAllColliders(ownTarget.Position) < 200f;
if (shouldExtend)
{
extendPosition = ownTarget.Up * 1000f + AttackTarget.Position;
strafeState = StrafeState.Extending;
IsFiring = false;
}
else
{
var attackPoint = AttackTarget.GetLocalToWorldPoint(strafeTargetOffset);
attackPoint = GunMaths.ComputeGunLead(
attackPoint,
AttackTarget.Velocity,
ownTarget.Position,
Vector3.zero,
ownShip.Specs.Weapons.MuzzleVelocity);
TurnTowards(AttackTarget.Transform.TransformPoint(strafeTargetOffset));
// Fire when within parameters.
var angleToAttack = Vector3.Angle(ownTarget.Forward, attackPoint - ownTarget.Position);
var distanceToAttack = Vector3.Distance(attackPoint, ownTarget.Position);
IsFiring = angleToAttack < 5f && distanceToAttack < 500f;
}
}
else
{
Throttle = 1f;
IsFiring = false;
var distanceToExtend = Vector3.Distance(extendPosition, ownTarget.Position);
if (distanceToExtend < 100f)
{
strafeState = StrafeState.Strafing;
strafeTargetOffset = AttackTarget.GetRandomPointOnTarget();
}
else
{
TurnTowards(extendPosition);
}
}
}
public static BaseState CreateBaseState(EnemyAIStateType stateType, EnemyMovement controller)
{
BaseState returnState = null;
switch (stateType)
{
case EnemyAIStateType.AvoidBullet:
returnState = new AvoidBulletState(controller);
break;
case EnemyAIStateType.Search:
returnState = new SearchState(controller);
break;
case EnemyAIStateType.Strafe:
returnState = new StrafeState(controller);
break;
}
return(returnState);
}