pastemyst | i have a parkour game but my character keeps flying into the celing

i have a parkour game but my character keeps flying into the celing

C#copy raw

cs using UnityEngine;

[RequireComponent(typeof(Rigidbody))]
public class PlayerController : MonoBehaviour
{
    public float moveSpeed = 5f;    // Speed of player movement
    public float jumpForce = 5f;   // Force applied when jumping

private Rigidbody rb;

void Start()
    {
        rb = GetComponent<Rigidbody>();
        rb.useGravity = true; // Ensure Unity's gravity is applied
    }

void Update()
    {
        Move();

if (Input.GetKeyDown(KeyCode.Space) && IsGrounded())
        {
            Jump();
        }
    }

void Move()
    {
        float moveX = Input.GetAxis("Horizontal");
        float moveZ = Input.GetAxis("Vertical");

Vector3 moveDirection = new Vector3(moveX, 0, moveZ).normalized;

Vector3 moveVelocity = moveDirection * moveSpeed;
        rb.linearVelocity = new Vector3(moveVelocity.x, rb.linearVelocity.y, moveVelocity.z);
    }

void Jump()
    {
        rb.linearVelocity = new Vector3(rb.linearVelocity.x, jumpForce, rb.linearVelocity.z);
    }

bool IsGrounded()
    {
        // Check for grounding to prevent floating or upward dragging
        return Physics.Raycast(transform.position, Vector3.down, 1.1f);
    }

void FixedUpdate()
    {
        // Extra safeguard to force Rigidbody's velocity in case of erratic behavior
        if (rb.linearVelocity.y > 0 && !Input.GetKey(KeyCode.Space))
        {
            rb.linearVelocity = new Vector3(rb.linearVelocity.x, 0, rb.linearVelocity.z);
        }
    }
}

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