init

Assets/Scripts/PlayerController.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class PlayerController : MonoBehaviour{
+
+    [HideInInspector]
+    public Vector2 lastCheckpoint;
+
+    public SpriteRenderer[] deathDisable;
+
+    public float speed;
+    public float airSpeed;
+    [HideInInspector]
+    public bool grappled;
+    [HideInInspector]
+    public bool ableToGrapple;
+
+    [Header("Jump")]
+    public float jumpForce;
+    public float groundDetectionRadius;
+    public LayerMask whatIsGround;
+    [Space(10)]
+    public GameObject death;
+    public Transform gun;
+    public Transform firePos;
+    LineRenderer line;
+
+    bool dead;
+    bool moving;
+    bool jump;
+    bool isGrounded;
+    Rigidbody2D rb2d;
+    Shoot shoot;
+
+    // Start is called before the first frame update
+    void Start(){
+        AudioManager.instance.Play("Theme");
+        shoot = GetComponent<Shoot>();
+        rb2d = GetComponent<Rigidbody2D>();
+        line = GetComponent<LineRenderer>();
+        lastCheckpoint = transform.position;
+    }
+
+    // Update is called once per frame
+    void Update(){
+        if (!dead){
+            Vector2 mousePos = Camera.main.ScreenToWorldPoint(Input.mousePosition) - transform.position;
+            float rotZ = Mathf.Atan2(mousePos.y, mousePos.x) * Mathf.Rad2Deg;
+            gun.transform.rotation = Quaternion.Euler(0f, 0f, rotZ);
+
+            isGrounded = Physics2D.OverlapCircle(transform.position, groundDetectionRadius, whatIsGround);
+
+            if (Input.GetKeyDown(KeyCode.Space) && isGrounded)
+                jump = true;
+        }
+    }
+
+    void LateUpdate(){
+        line.SetPosition(0, firePos.position);
+    }
+
+    private void OnDrawGizmosSelected(){
+        Gizmos.DrawWireSphere(transform.position, groundDetectionRadius);
+    }
+
+    void FixedUpdate(){
+        if (!dead){
+            if (!moving && isGrounded){
+                float fixedVelocity = rb2d.angularVelocity;
+                fixedVelocity *= .98f;
+                rb2d.angularVelocity = fixedVelocity;
+            }
+
+            float h = Input.GetAxisRaw("Horizontal");
+            if (h != 0){
+                moving = true;
+            }else{
+                moving = false;
+            }
+
+            if (isGrounded && !grappled){
+                rb2d.AddForce(Vector2.right * speed * h);
+                float limitedSpeed = Mathf.Clamp(rb2d.velocity.x, -speed, speed);
+                rb2d.velocity = new Vector2(limitedSpeed, rb2d.velocity.y);
+            }else if (!grappled){
+                rb2d.AddForce(Vector2.right * airSpeed * h);
+                float limitedSpeed = Mathf.Clamp(rb2d.velocity.x, -airSpeed, airSpeed);
+                rb2d.velocity = new Vector2(limitedSpeed, rb2d.velocity.y);
+            }
+
+            if (Input.GetMouseButton(0) && !ableToGrapple){
+                shoot.Fire();
+            }
+
+            if (jump){
+                rb2d.velocity = new Vector2(rb2d.velocity.x, 0);
+                rb2d.AddForce(Vector2.up * jumpForce, ForceMode2D.Impulse);
+                jump = false;
+            }
+        }
+    }
+
+    void OnParticleCollision(GameObject col){
+        Instantiate(death, transform.position, Quaternion.identity);
+        Die();
+    }
+    void OnCollisionEnter2D(Collision2D col){
+        if(col.gameObject.tag == "Death"){
+            Instantiate(death, transform.position, Quaternion.identity);
+            Die();
+        }    
+    }
+
+    void Die(){
+        foreach(SpriteRenderer s in deathDisable){
+            s.enabled = false;
+        }
+        GetComponent<CapsuleCollider2D>().isTrigger = true;
+        Invoke("Respawn", 2f);
+        dead = true;
+        rb2d.bodyType = RigidbodyType2D.Static;
+    }
+
+    void Respawn(){
+        transform.position = lastCheckpoint;
+        foreach (SpriteRenderer s in deathDisable){
+            s.enabled = true;
+        }
+        GetComponent<CapsuleCollider2D>().isTrigger = false;
+        rb2d.bodyType = RigidbodyType2D.Dynamic;
+        rb2d.velocity = Vector2.zero;
+        dead = false;
+    }
+}