Basic Recoil

Assets/Scripts/Weapons/ShootAnimation.cs

@@ -5,22 +5,61 @@ using UnityEngine;
 public class ShootAnimation : MonoBehaviour
 {
     private Animator anim;
-    [SerializeField]private GameObject gun;
+    [SerializeField] private GameObject gun;
+    private Transform startTransform;
+    Vector3 startPos;
+    Vector3 startRot;
+    [SerializeField]  float zOffset = 0f;
+    [SerializeField]  float returnForce = 0.06f;
+    [SerializeField]  float impulsForce = 0.2f;
+    [SerializeField] float maxRecoil = 0.5f;
+    private int recoilCounter = 0;
+
+    float zVelocity = 0f;
+
 
     public void OnSwitchWeapon(float fireRate)
     {
         //gun = newGun;
         anim = gun.GetComponent<Animator>();
         anim.SetFloat("ShootSpeed",1f/(60f/fireRate));
+        startPos = gun.transform.localPosition;
+        startRot = gun.transform.localRotation.eulerAngles;
+
     }
-    public void StartShootAnimation(float timeInSeconds) 
+
+
+    public void recoil(GameObject gun, float force)
     {
-        Debug.Log(anim.GetFloat("ShootSpeed"));
         anim.Play("Shoot");
+        recoilCounter++;
     }
-    // Update is called once per frame
-    void Update()
+
+
+    void FixedUpdate()
     {
-        
+        //Apply recoil based on the number of shots fired
+        for (int i = 0; i < recoilCounter; i++) 
+        {
+            zVelocity -= impulsForce * 0.9f + impulsForce * 0.1f  * Mathf.PerlinNoise(i,1f);
+        }
+        recoilCounter = 0;
+
+
+        zOffset += zVelocity;
+
+        if (zOffset > 0)
+        {
+            zOffset = 0f;
+            zVelocity = 0f;
+        }
+        else if (zOffset < 0)
+        {
+            zVelocity += returnForce * 0.9f + returnForce * 0.1f * Mathf.PerlinNoise(Time.time,1f);
+            
+        }
+        zOffset = Mathf.Clamp(zOffset,-maxRecoil * 0.5f + -maxRecoil * 0.5f * Mathf.PerlinNoise(Time.time * 1000,1),0);    
+        gun.transform.localPosition = startPos + new Vector3(0,0,zOffset);
+        gun.transform.localRotation = Quaternion.Euler(startRot.x,startRot.y,startRot.z + zOffset * 50f);
     }
 }