Changing player movements

Assets/Script/PlayerMovement.cs

@@ -5,12 +5,18 @@ public class PlayerMovement : MonoBehaviour
 {
     [SerializeField] private int speed = 10;
     [SerializeField] private int airSpeed = 5;
-    [SerializeField] private int jumpForce = 400;
+    [SerializeField] private int jumpForce = 8;
+    [SerializeField] private int smallJump = 4;
+    [SerializeField] private float gravity = 8.5f;
+
+    [Space]
+    [SerializeField] private LayerMask groundMask;
+    [SerializeField] private LayerMask wallMask;
 
-    private float jumpDelay = 0;
     private bool isGrounded = true;
-    private bool airControl = false;
+    private bool canWallJump = false;
     private float jumpDirection;
+    private bool airControl = false;
 
     private Rigidbody rb;
     
@@ -20,8 +26,19 @@ public class PlayerMovement : MonoBehaviour
         rb = GetComponent<Rigidbody>();
     }
 
-    private void Update ()
+    private void FixedUpdate()
     {
+        if (Physics.OverlapSphere(rb.position, 1.5f, groundMask).Length > 0)
+            isGrounded = true;
+        else
+            isGrounded = false;
+
+        if (Physics.OverlapSphere(rb.position, 1, wallMask).Length > 0)
+            canWallJump = true;
+        else
+            canWallJump = false;
+
+
         if (!isGrounded)
         {
             if (jumpDirection > 0)
@@ -40,32 +57,25 @@ public class PlayerMovement : MonoBehaviour
             }
         }
 
-        rb.MovePosition(rb.position + new Vector3(Input.GetAxis("Horizontal"), 0, 0) * (airControl ?  airSpeed : speed) * Time.deltaTime);
-
-        if(jumpDelay == 0)
-        {
-            RaycastHit hit;
-            if (Physics.Raycast(rb.position, Vector3.down, out hit, 1))
-            {
-                if(hit.collider.tag != "Player" || hit.collider.tag != "Projectile")
-                    isGrounded = true;
-            }
-        }
-        else
-        {
-            jumpDelay--;
-        }
+        rb.MovePosition(rb.position + new Vector3(Input.GetAxis("Horizontal"), 0, 0) * (airControl ? airSpeed : speed) * Time.fixedDeltaTime);
+        airControl = false;
 
 
-        if (Input.GetAxis("Jump") > 0 && isGrounded)
+        if (Input.GetButtonDown("Jump") && isGrounded)
         {
-            print(Input.GetAxis("Jump"));
             jumpDirection = Input.GetAxis("Horizontal");
             isGrounded = false;
-            jumpDelay = Mathf.Round(750 * Time.deltaTime);
-            rb.AddForce(new Vector3(0, jumpForce * Input.GetAxis("Jump"), 0), ForceMode.Acceleration);
+            rb.velocity = new Vector3(0, jumpForce, 0);
+        }
+        if(Input.GetButtonUp("Jump") && !isGrounded && rb.velocity.y > smallJump)
+        {
+            rb.velocity = new Vector3(0, smallJump, 0);
         }
 
-        airControl = false;
-	}
+
+        if (rb.velocity.y < 1)
+        {
+            rb.velocity = new Vector3(0, rb.velocity.y - gravity * Time.fixedDeltaTime, 0);
+        }
+    }
 }