Assets/Prefabs/UI/Panel_ObjectDistance.prefab.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: e34354bad51342e4ca9569fd37c9b8dd
+PrefabImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Studio/AssetTool/CustomAssetRenderObject.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using UnityEngine; 
 using UnityEngine.EventSystems;
 using System.Linq;
+using static XED.UI.Panel_ObjectDistance;
 
 namespace XED.Util
 {
@@ -24,6 +25,8 @@ namespace XED.Util
         public bool isCollided = false;
         private float zFightingOffset = 1.0001f;
 
+        LayerMask twinObjectMask;
+
         private void Awake()
         {
             objectRenderer = GetComponentInChildren<MeshRenderer>(); 
@@ -32,6 +35,9 @@ namespace XED.Util
             matCubeShow = Resources.Load<Material>("Materials/Mat_CubeShow");
             matCubeSelected = Resources.Load<Material>("Materials/Mat_CubeSelected");
             matCubeCollided = Resources.Load<Material>("Materials/Mat_CubeCollided");
+
+            boxCollider.gameObject.layer = LayerMask.NameToLayer("TwinObject");
+            twinObjectMask = LayerMask.GetMask("TwinObject");
         }
         // Start is called once before the first execution of Update after the MonoBehaviour is created
         void Start()
@@ -230,5 +236,13 @@ namespace XED.Util
             if (renderObject == null) return null;
             return new KDTree(renderObject);
         }
+
+        public RaycastHit GetObjectHit(Vector3 direction)
+        {
+            RaycastHit hitInfo;
+            Physics.BoxCast(boxCollider.bounds.center, boxCollider.bounds.size / 2.0f, direction, out hitInfo, transform.rotation, Mathf.Infinity, twinObjectMask);
+            
+            return hitInfo;
+        }
     }
 }

Assets/Scripts/Studio/TwinObject/TwinObject.cs

@@ -1,5 +1,4 @@
 using Newtonsoft.Json;
-using System;
 using UnityEngine;
 using XED.Attributes;
 using XED.UI;
@@ -30,8 +29,9 @@ namespace XED
             physics.Init(this);
             metaData.Init(this);
 
-            panel_InterferedObjectList = FindSingle<Panel_InterferedObjectList>();
+            panel_InterferedObjectList = FindSingle<Panel_InterferedObjectList>(); 
         }
+
         public void Binding(IEntity entity)
         {
             this.entity = entity;
@@ -80,6 +80,5 @@ namespace XED
 
             panel_InterferedObjectList.RemoveContentButton(this, contracter);
         }
-
     }
 }

Assets/Scripts/Studio/UI/Canvas/Canvas_Popup.cs

@@ -25,6 +25,7 @@ namespace XED
         public Panel_DragHandler panel_draghandler;
         public Panel_AssetEdit panel_assetedit;
         public Panel_Thumbnail panel_thumbnail;
+        public Panel_ObjectDistance panel_objectdistance;
 
         public override void AfterAwake()
         {

Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs

@@ -0,0 +1,88 @@
+using System.Collections.Generic;
+using TMPro;
+using UnityEngine;
+using XED.Util;
+using XRLib.UI;
+
+namespace XED.UI
+{
+    public class Panel_ObjectDistance : PanelBase
+    {
+        RectTransform Distance_up;
+        RectTransform Distance_down;
+        RectTransform Distance_left;
+        RectTransform Distance_right;
+        RectTransform Distance_foward;
+        RectTransform Distance_back;
+
+        CustomAssetRenderObject selectedObject;
+
+        private void Update()
+        {
+            if (selectedObject == null)
+                return;
+
+            UpdateDistance(Distance_up);
+            UpdateDistance(Distance_down);
+            UpdateDistance(Distance_left);
+            UpdateDistance(Distance_right);
+            UpdateDistance(Distance_foward);
+            UpdateDistance(Distance_back);
+        }
+
+        public void Activate(string name, List<GameObject> objects)
+        {
+            if (objects.Count != 1)
+            {
+                Deactivate();
+                return;
+            }
+
+            selectedObject = objects[0].GetComponent<CustomAssetRenderObject>();
+            SetActive(true);
+        }
+
+        public void Deactivate()
+        {
+            SetActive(false);
+        }
+
+        void UpdateDistance(RectTransform rect)
+        {
+            Vector3 direction;
+
+            if (rect == Distance_up)
+                direction = selectedObject.transform.up;
+            else if (rect == Distance_down)
+                direction = -selectedObject.transform.up;
+            else if (rect == Distance_left)
+                direction = -selectedObject.transform.right;
+            else if (rect == Distance_right)
+                direction = selectedObject.transform.right;
+            else if (rect == Distance_foward)
+                direction = selectedObject.transform.forward;
+            else if (rect == Distance_back)
+                direction = -selectedObject.transform.forward;
+            else return;
+
+            RaycastHit hit = selectedObject.GetObjectHit(direction);
+            float distance = hit.distance;
+
+            if (distance > 0) 
+            {
+                rect.GetComponentInChildren<TextMeshProUGUI>().text = distance.ToString();
+
+                Vector3 hitPoint = hit.point;
+                Vector3 distanceCenterPoint = hitPoint - (direction * distance / 2);
+                Vector2 screenPoint = Camera.main.WorldToScreenPoint(distanceCenterPoint);
+                rect.transform.position = screenPoint;
+
+                rect.gameObject.SetActive(true);
+            }
+            else
+            {
+                rect.gameObject.SetActive(false);
+            }
+        }
+    }
+}

Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: ba071beb1c8293e49a8b25d46f91a7bf

ProjectSettings/TagManager.asset

@@ -18,7 +18,7 @@ TagManager:
   - Voxel
   - obstacle
   - objectSnap
-  - 
+  - TwinObject
   - 
   - 
   -