Add LateFixedUpdate event for C# scripts

Source/Engine/Level/Scene/SceneTicking.cpp

@@ -121,6 +121,19 @@ void SceneTicking::LateUpdateTickData::TickScripts(const Array<Script*>& scripts
     }
 }
 
+SceneTicking::LateFixedUpdateTickData::LateFixedUpdateTickData()
+    : TickData(64)
+{
+}
+
+void SceneTicking::LateFixedUpdateTickData::TickScripts(const Array<Script*>& scripts)
+{
+    for (auto* script : scripts)
+    {
+        script->OnLateFixedUpdate();
+    }
+}
+
 void SceneTicking::AddScript(Script* obj)
 {
     ASSERT_LOW_LAYER(obj && obj->GetParent() && obj->GetParent()->GetScene());
@@ -130,6 +143,9 @@ void SceneTicking::AddScript(Script* obj)
         Update.AddScript(obj);
     if (obj->_tickLateUpdate)
         LateUpdate.AddScript(obj);
+    if (obj->_tickLateFixedUpdate)
+        LateFixedUpdate.AddScript(obj);
+    
 }
 
 void SceneTicking::RemoveScript(Script* obj)
@@ -141,6 +157,8 @@ void SceneTicking::RemoveScript(Script* obj)
         Update.RemoveScript(obj);
     if (obj->_tickLateUpdate)
         LateUpdate.RemoveScript(obj);
+    if (obj->_tickLateFixedUpdate)
+        LateFixedUpdate.RemoveScript(obj);
 }
 
 void SceneTicking::Clear()
@@ -148,4 +166,5 @@ void SceneTicking::Clear()
     FixedUpdate.Clear();
     Update.Clear();
     LateUpdate.Clear();
+    LateFixedUpdate.Clear();
 }

Source/Engine/Level/Scene/SceneTicking.h

@@ -109,6 +109,13 @@ public:
         void TickScripts(const Array<Script*>& scripts) override;
     };
 
+    class FLAXENGINE_API LateFixedUpdateTickData : public TickData
+    {
+    public:
+        LateFixedUpdateTickData();
+        void TickScripts(const Array<Script*>& scripts) override;
+    };
+
 public:
     /// <summary>
     /// Adds the script to scene ticking system.
@@ -142,4 +149,9 @@ public:
     /// The late update tick function.
     /// </summary>
     LateUpdateTickData LateUpdate;
+
+    /// <summary>
+    /// The late fixed update tick function.
+    /// </summary>
+    LateFixedUpdateTickData LateFixedUpdate;
 };