IEnumerator Attack()
{
currentState = State.Attacking;
pathFinder.enabled = false;
Vector3 originalPosition = transform.position;
Vector3 dirToTarget = (target.position - transform.position).normalized;
Vector3 attackPosition = target.position - dirToTarget * (myCollisionRadius);
float attackSpeed = 3;
float percent = 0;
skinMaterial.color = Color.red;
bool hasAppliedDamage = false;
while (percent <= 1)
{
if (percent >= .5f && !hasAppliedDamage)
{
hasAppliedDamage = true;
targetEntity.TakeDamage(damage);
}
percent += Time.deltaTime * attackSpeed;
float interpolation = (-Mathf.Pow(percent, 2) + percent) * 4;
transform.position = Vector3.Lerp(originalPosition, attackPosition, interpolation);
yield return(null);
}
skinMaterial.color = originalColor;
currentState = State.Chasing;
pathFinder.enabled = true;
}
public override void ProcessNodeHit(Player player, LiveEntity target, RaycastHit2D collision)
{
if (!target.invincible)
{
target.TakeDamage(player.Stats["damage"] / 2);
Transform t = target.attachedObject.transform;
Vector2 knockback = (-collision.normal + player.hookVelocity).normalized / 2 * player.hookKnockback * Mathf.Clamp(player.hookVelocity.magnitude, 1, 2) * player.hookMass;
//Vector2 knockback = collision.normal * -hookKnockback;
target.ApplyKnockback(knockback, 0.15f, 0.03f, 0.1f);
}
}
IEnumerator Attack()
{
Material material = GetComponent <Renderer>().material;
Color originalColor = material.color;
state = State.Attacking;
pathFinder.enabled = false;
Vector3 originalPosition = transform.position;
Vector3 directionToTarget = (target.position - transform.position).normalized;
Vector3 attackPosition = target.position - directionToTarget * collisionRadius;
const float attackSpeed = 3.0f;
float percentCompleted = 0.0f;
material.color = Color.red;
bool hasAppliedDamage = false;
while (percentCompleted <= 1)
{
if (percentCompleted > 0.5f && !hasAppliedDamage)
{
hasAppliedDamage = true;
targetEntity.TakeDamage(attackDamage);
}
percentCompleted += Time.deltaTime * attackSpeed;
// `interpolation` is a point on a porabola. Since the enemy will lunge forward and then
// receed, we need to increase a value gradually from zero and then decrease it back to zero.
// This is expressable as the equation `y = 4(-x^2 + x)`.
float interpolation = (-Mathf.Pow(percentCompleted, 2) + percentCompleted) * 4;
transform.position = Vector3.Lerp(originalPosition, attackPosition, interpolation);
yield return(null);
}
material.color = originalColor;
state = State.Chasing;
pathFinder.enabled = true;
}