Added "ToSilhuette" function

Assets/Materials/SilhouetteMaterial.mat

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Assets/Materials/SilhouetteMaterial.mat.meta

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Assets/Scenes/TowerPlacement.unity

@@ -171,6 +171,7 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   DebugTowerPrefab: {fileID: 1927189479841411320, guid: 60899c8a0efa6f74393d369a109d82c3,
     type: 3}
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Assets/Scripts/PlacementSystem/PlacementManager.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
+using System.Linq;
 using Unity.VisualScripting;
 using UnityEngine;
 
@@ -18,6 +19,8 @@ public class TowerPlacementManager : MonoBehaviour
     // Section: Debug
     public GameObject DebugTowerPrefab;
 
+    private bool IsPlacing = true; // Show silluette or nothing
+
     private void Start()
     {
         if (Singleton != this)
@@ -25,6 +28,8 @@ public class TowerPlacementManager : MonoBehaviour
         Singleton = this;
 
         OnSpawnGridRequested?.Invoke(this);
+
+        ToSilhouette(DebugTowerPrefab);
     }
 
     public void OnSlotClicked(SlotManager slot, GridManager grid, int x, int y)
@@ -56,4 +61,38 @@ public class TowerPlacementManager : MonoBehaviour
     {
         Instantiate(towerPrefab, CurrentSelected.transform);
     }
+
+    public void OnSlotHovered()
+    {
+
+    }
+
+    [Space(10)]
+    public Material SilhouetteMaterial;
+    public GameObject ToSilhouette(GameObject obj)
+    {
+        // if prefab, then spawn it
+        if (obj.scene.name == null)
+            obj = Instantiate(obj);
+
+        Component[] objScripts = obj.GetComponents<Component>();
+        objScripts = objScripts.Concat(obj.GetComponentsInChildren<Component>()).ToArray();
+
+        for (int i = 0; i < objScripts.Length; i++)
+        {
+            var comp = objScripts[i];
+
+            if (comp is not Renderer && comp is not Transform && comp is not MeshFilter)
+            {
+                Destroy(comp);
+            }
+            else if (typeof(Renderer).IsAssignableFrom(comp))
+            {
+                var renderer = comp as Renderer;
+                renderer.material = SilhouetteMaterial;
+            }
+        }
+
+        return obj;
+    }
 }