155 lines
4.1 KiB
C#
155 lines
4.1 KiB
C#
using UnityEngine;
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public class PlayerHeadController : MonoBehaviour
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{
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[Header("Head")]
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public Transform Head;
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public Transform CameraTransform;
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public Transform BodyTransform;
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public float ThrowForce;
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public float PickupDistance;
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public bool isHoldingHead;
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[Header("Grabbable")]
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public Transform HandTransform; // in teh future hand maybe grab items but for now its an empty object
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public float ItemThrowForce = 10f;
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public float ItemPickupDistance = 5f;
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private bool isHoldingItem;
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private Rigidbody m_itemRigidbody;
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private Collider m_itemCollider;
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private Transform m_currentItem;
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private Rigidbody m_headRigidbody;
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private Vector3 m_headInitialLocalPos;
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private Quaternion m_headInitialLocalRot;
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private Animator animator;
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private PlayerInputController input;
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private void Awake()
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{
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animator = GetComponent<Animator>();
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input = GetComponent<PlayerInputController>();
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}
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void Start()
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{
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Cursor.lockState = CursorLockMode.Locked;
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Vector3 offset = new Vector3(0f, -0.5f, 0.5f);
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m_headInitialLocalPos = BodyTransform.localPosition + offset;
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m_headInitialLocalRot = BodyTransform.localRotation;
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m_headRigidbody = Head.GetComponent<Rigidbody>();
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Head.SetParent(null);
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}
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void Update()
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{
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if (input.HeadInteractionPressed)
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InteractHead();
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if (input.ThrowPressed && isHoldingHead)
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ThrowHead();
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if (input.InteractPressed)
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{
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if (!isHoldingItem)
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TryPickupItem();
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else
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DropItem();
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}
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if (input.ThrowPressed && isHoldingItem)
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ThrowItem();
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}
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private void InteractHead()
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{
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if (!isHoldingHead)
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TryPickupHead();
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else
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DropHead();
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}
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private void TryPickupHead()
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{
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if (isHoldingHead || isHoldingItem)
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return;
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if (Vector3.Distance(transform.position, Head.position) <= PickupDistance)
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PickupHead();
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}
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private void PickupHead()
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{
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isHoldingHead = true;
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if (m_headRigidbody != null)
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Destroy(m_headRigidbody);
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Head.SetParent(transform);
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Head.localPosition = m_headInitialLocalPos;
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Head.localRotation = m_headInitialLocalRot;
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}
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private void DropHead()
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{
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animator.SetTrigger("Throw");
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isHoldingHead = false;
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Head.SetParent(null);
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m_headRigidbody = Head.gameObject.AddComponent<Rigidbody>();
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m_headRigidbody.mass = 1f;
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m_headRigidbody.constraints =
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RigidbodyConstraints.FreezeRotationX |
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RigidbodyConstraints.FreezeRotationZ |
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RigidbodyConstraints.FreezeRotationY;
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}
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private void ThrowHead()
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{
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DropHead();
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m_headRigidbody.AddForce(CameraTransform.forward * ThrowForce, ForceMode.Impulse);
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}
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private void TryPickupItem()
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{
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if (isHoldingHead || isHoldingItem)
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return;
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int grabbableLayer = LayerMask.GetMask("Grabbable");
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Collider[] hits = Physics.OverlapSphere(transform.position, ItemPickupDistance, grabbableLayer);
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foreach (Collider hit in hits)
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{
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m_currentItem = hit.transform;
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m_itemRigidbody = hit.GetComponent<Rigidbody>();
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m_itemCollider = hit.GetComponent<Collider>();
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PickupItem();
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return;
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}
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}
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private void PickupItem()
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{
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isHoldingItem = true;
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m_itemRigidbody.isKinematic = true;
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m_itemCollider.enabled = false;
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m_currentItem.SetParent(HandTransform);
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m_currentItem.localPosition = Vector3.zero;
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m_currentItem.localRotation = Quaternion.identity;
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}
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private void DropItem()
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{
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isHoldingItem = false;
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m_currentItem.SetParent(null);
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m_itemRigidbody.isKinematic = false;
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m_itemCollider.enabled = true;
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m_currentItem = null;
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}
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private void ThrowItem()
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{
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DropItem();
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m_itemRigidbody.AddForce(BodyTransform.forward * ItemThrowForce, ForceMode.Impulse);
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}
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} |