98 lines
1.9 KiB
C#
98 lines
1.9 KiB
C#
using System.Collections;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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public class DamageHandler : MonoBehaviour
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{
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private Rigidbody2D rb;
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public float threshold = 2.5f;
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public float multiplier = 0.5f;
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public float maxHealth = 1f;
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public float health;
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public float minSize = 0.4f;
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private float lastYVelocity;
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private bool falling;
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private float fallTime;
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public float maxFallingTime = 2f;
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private void Awake()
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{
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rb = GetComponent<Rigidbody2D>();
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}
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private void Start()
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{
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threshold = 10f;
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multiplier = 0.1f;
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maxHealth = 1f;
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minSize = 0.8f;
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health = maxHealth;
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}
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private void FixedUpdate()
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{
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float currentVelocity = rb.linearVelocityY;
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if (lastYVelocity >= 0 && currentVelocity < 0)
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{
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falling = true;
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Debug.Log("Started falling");
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fallTime = 0f;
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}
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else if(lastYVelocity < 0 && currentVelocity < 0)
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{
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if (fallTime >= maxFallingTime)
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{
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Die();
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}
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fallTime += Time.deltaTime;
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} else if(currentVelocity >= 0)
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{
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Debug.Log("Not falling");
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falling = false;
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}
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lastYVelocity = currentVelocity;
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}
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private void OnCollisionEnter2D(Collision2D other)
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{
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if (other.collider.CompareTag("Minidrop")){
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UpdateHealth(0.2f);
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}
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//on collision check fall damage
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float fallSpeed = lastYVelocity;
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if (fallSpeed < -threshold)
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{
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float fallDamage = (-fallSpeed - threshold) * multiplier;
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UpdateHealth(health - fallDamage);
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}
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}
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public void UpdateHealth(float health)
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{
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this.health = health;
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if (health > maxHealth) this.health = maxHealth;
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Transform transform = GetComponent<Transform>();
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float healthScaling = minSize + (1 - minSize) * (this.health / maxHealth);
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//adjust size based on health
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transform.localScale = new Vector3(healthScaling,healthScaling,healthScaling);
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if(this.health <= 0f)
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{
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Die();
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}
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}
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public void Die()
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{
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SceneManager.LoadScene(3, LoadSceneMode.Single);
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Destroy(gameObject);
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}
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}
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