94 lines
2.8 KiB
C#
94 lines
2.8 KiB
C#
using UnityEngine;
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[RequireComponent(typeof(CharacterController))]
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public class SimpleFPSController : MonoBehaviour
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{
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[Header("Movement")]
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public float walkSpeed = 4f;
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public float runSpeed = 7f;
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public float mouseSensitivity = 2f;
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public float gravity = -20f;
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[Header("References")]
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public CharacterController characterController;
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public Camera playerCamera;
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public Vector3 PlanarVelocity { get; private set; }
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public bool HasMovementInput { get; private set; }
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public bool IsRunning { get; private set; }
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public float CurrentMoveSpeed { get; private set; }
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public float SpeedScale { get; set; } = 1f;
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public bool AllowRunning { get; set; } = true;
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private float verticalVelocity;
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private float cameraPitch;
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private void Awake()
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{
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characterController = characterController != null ? characterController : GetComponent<CharacterController>();
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playerCamera = playerCamera != null ? playerCamera : GetComponentInChildren<Camera>();
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}
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private void Start()
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{
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LockCursor(true);
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}
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private void OnApplicationFocus(bool hasFocus)
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{
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LockCursor(hasFocus);
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}
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private void Update()
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{
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HandleMouseLook();
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HandleMovement();
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}
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private void HandleMouseLook()
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{
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float mouseX = Input.GetAxis("Mouse X") * mouseSensitivity;
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float mouseY = Input.GetAxis("Mouse Y") * mouseSensitivity;
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transform.Rotate(0f, mouseX, 0f);
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cameraPitch -= mouseY;
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cameraPitch = Mathf.Clamp(cameraPitch, -80f, 80f);
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if (playerCamera != null)
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{
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playerCamera.transform.localRotation = Quaternion.Euler(cameraPitch, 0f, 0f);
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}
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}
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private void HandleMovement()
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{
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Vector2 input = new Vector2(Input.GetAxisRaw("Horizontal"), Input.GetAxisRaw("Vertical"));
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input = Vector2.ClampMagnitude(input, 1f);
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HasMovementInput = input.sqrMagnitude > 0.001f;
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IsRunning = AllowRunning && HasMovementInput && Input.GetKey(KeyCode.LeftShift);
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CurrentMoveSpeed = (IsRunning ? runSpeed : walkSpeed) * Mathf.Max(0.01f, SpeedScale);
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Vector3 moveDirection = (transform.right * input.x + transform.forward * input.y).normalized;
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PlanarVelocity = moveDirection * (HasMovementInput ? CurrentMoveSpeed : 0f);
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if (characterController.isGrounded && verticalVelocity < 0f)
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{
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verticalVelocity = -2f;
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}
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verticalVelocity += gravity * Time.deltaTime;
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Vector3 motion = PlanarVelocity;
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motion.y = verticalVelocity;
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characterController.Move(motion * Time.deltaTime);
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}
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private static void LockCursor(bool shouldLock)
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{
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Cursor.lockState = shouldLock ? CursorLockMode.Locked : CursorLockMode.None;
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Cursor.visible = !shouldLock;
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}
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}
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