113 lines
3.8 KiB
C#
113 lines
3.8 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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namespace BNG {
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/// <summary>
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/// Controls collision state of Hand Model.
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/// </summary>
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public class HandCollision : MonoBehaviour {
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/// <summary>
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/// Used to determine if pointing or gripping
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/// </summary>
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public HandController HandControl;
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/// <summary>
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/// Used to determine if Grabbing something
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/// </summary>
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public Grabber HandGrabber;
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/// <summary>
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/// If false we will not check for Hand Collision at all
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/// </summary>
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public bool EnableHandCollision = true;
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/// <summary>
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/// Should we enable hand colliders when pointing
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/// </summary>
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public bool EnableCollisionOnPoint = true;
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/// <summary>
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/// Should we enable hand colliders when making a fist
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/// </summary>
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public bool EnableCollisionOnFist = true;
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/// <summary>
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/// Should we enable hand colliders at all times (still respects EnableCollisionDuringGrab)
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/// </summary>
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public bool EnableCollisionOnAllPoses = false;
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/// <summary>
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/// Set to false to Disable Hand Colliders during grab or remote grab
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/// </summary>
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public bool EnableCollisionDuringGrab = false;
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public float PointAmount;
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public float GripAmount;
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public bool MakingFist;
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// Colliders to keep track of
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List<Collider> handColliders;
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void Start() {
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handColliders = new List<Collider>();
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var tempColliders = GetComponentsInChildren<Collider>(true);
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// Only accept non-trigger colliders.
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foreach(var c in tempColliders) {
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if(!c.isTrigger) {
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handColliders.Add(c);
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}
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}
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}
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void Update() {
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if(!EnableHandCollision) {
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return;
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}
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bool grabbing = HandGrabber != null && HandGrabber.HoldingItem;
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bool makingFist = HandControl != null && HandControl.GripAmount > 0.9f && (HandControl.PointAmount < 0.1 || HandControl.PointAmount > 1);
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MakingFist = makingFist;
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PointAmount = HandControl != null ? HandControl.PointAmount : 0;
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GripAmount = HandControl != null ? HandControl.GripAmount : 0;
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bool pointing = HandControl != null && HandControl.PointAmount > 0.9f && HandControl.GripAmount > 0.9f;
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for (int x = 0; x < handColliders.Count; x++) {
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Collider col = handColliders[x];
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// Immediately disable collider if no collision on grab
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if (EnableCollisionDuringGrab == false && grabbing) {
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col.enabled = false;
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continue;
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}
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// Immediately disable collider if we just released an item.
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// This is so we don't enable the collider right when we are trying to drop something
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if(HandGrabber != null && (Time.time - HandGrabber.LastDropTime < 0.5f )) {
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col.enabled = false;
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continue;
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}
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bool enableCollider = false;
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if (EnableCollisionDuringGrab && grabbing) {
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enableCollider = true;
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}
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else if (EnableCollisionOnPoint && pointing) {
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enableCollider = true;
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}
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else if (EnableCollisionOnFist && makingFist) {
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enableCollider = true;
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}
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else if (EnableCollisionOnAllPoses) {
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enableCollider = true;
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}
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col.enabled = enableCollider;
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}
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}
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}
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}
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