Vector Game Engine

// PlayerController.cs
using UnityEngine;

public class PlayerController : MonoBehaviour
{
    public float moveSpeed = 5f;
    public float jumpForce = 10f;
    private Rigidbody rb;
    private bool isGrounded;

    void Start()
    {
        rb = GetComponent<Rigidbody>();
    }

    void Update()
    {
        // Check if the player is on the ground
        isGrounded = Physics.Raycast(transform.position, Vector3.down, 1.1f);

        // Player movement
        float moveHorizontal = Input.GetAxis("Horizontal");
        float moveVertical = Input.GetAxis("Vertical");
        Vector3 movement = new Vector3(moveHorizontal, 0.0f, moveVertical);
        transform.Translate(movement * moveSpeed * Time.deltaTime, Space.World);

        // Player jump
        if (isGrounded && Input.GetButtonDown("Jump"))
        {
            rb.AddForce(new Vector3(0.0f, jumpForce, 0.0f), ForceMode.Impulse);
        }
    }
}