52 lines
1.7 KiB
C#
52 lines
1.7 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class ItemGrabber : MonoBehaviour {
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public Transform CameraTransform;
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public Transform HandTransform;
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public CanvasGroup GrabHint;
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public LayerMask ItemLayer;
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public float Distance;
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public float ThrowVelocity;
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[Header("Runtime values")]
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public Item GrabbedItem;
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private void Awake() {
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if (GrabHint == null) {
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Debug.LogWarning("Player's GrabHint is not set, and pick ups will not be indicated.");
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}
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}
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private void Update() {
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Item Item = null;
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RaycastHit Hit;
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Vector3 From = CameraTransform.position;
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Vector3 Direction = CameraTransform.forward;
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if (GrabbedItem == null) {
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if (Physics.Raycast(From, Direction, out Hit, Distance, ItemLayer) &&
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Hit.collider.attachedRigidbody != null) {
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Item = Hit.collider.attachedRigidbody.GetComponent<Item>();
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}
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if (Item != null && Input.GetButtonDown("Grab")) {
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Item.PickUp(HandTransform);
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GrabbedItem = Item;
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}
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} else if (Input.GetButtonDown("Grab")) {
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Vector3 Forward = CameraTransform.forward;
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if (Physics.Raycast(From, Direction, out Hit, 10f)) {
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// Throw direction should be where we're pointign, but slightly upwards
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Forward = (Hit.point - From).normalized + Vector3.up;
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}
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GrabbedItem.Drop(Forward * ThrowVelocity);
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GrabbedItem = null;
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}
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if (GrabHint != null) {
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GrabHint.alpha = Mathf.Lerp(GrabHint.alpha, Item != null ? 1 : 0, 10f * Time.deltaTime);
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}
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}
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}
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