Adding "Generate collision data" from Model context menu.

Source/Editor/Content/Proxy/CollisionDataProxy.cs

@@ -1,6 +1,7 @@
 // Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
 
 using System;
+using System.Threading.Tasks;
 using FlaxEditor.Windows;
 using FlaxEditor.Windows.Assets;
 using FlaxEngine;
@@ -40,5 +41,29 @@ namespace FlaxEditor.Content
             if (Editor.CreateAsset(Editor.NewAssetType.CollisionData, outputPath))
                 throw new Exception("Failed to create new asset.");
         }
+
+        /// <summary>
+        /// Create collision data from model.
+        /// </summary>
+        /// <param name="model">The associated model.</param>
+        public void CreateCollisionDataFromModel(Model model)
+        {
+            Action<ContentItem> created = contentItem =>
+            {
+                var ai = (AssetItem)contentItem;
+                var cd = FlaxEngine.Content.LoadAsync<CollisionData>(ai.ID);
+                if (cd == null || cd.WaitForLoaded())
+                {
+                    Editor.LogError("Failed to load created collision data.");
+                    return;
+                }
+
+                Task.Run(() =>
+                {
+                    Editor.CookMeshCollision(ai.Path, CollisionDataType.TriangleMesh, model);
+                }); 
+            };
+            Editor.Instance.Windows.ContentWin.NewItem(this, null, created);
+        }
     }
 }