From a5149adafb7d8fe52e4a2f867571eb96dbc23271 Mon Sep 17 00:00:00 2001
From: milerius <rmscastle@gmail.com>
Date: Sun, 27 Oct 2019 11:57:24 +0100
Subject: [PATCH] feat(ecs): add post_update functionality

---
 modules/scenes/antara/gaming/scenes/base.scene.hpp    | 1 +
 modules/scenes/antara/gaming/scenes/scene.manager.cpp | 7 +++++++
 modules/scenes/antara/gaming/scenes/scene.manager.hpp | 2 ++
 3 files changed, 10 insertions(+)

diff --git a/modules/scenes/antara/gaming/scenes/base.scene.hpp b/modules/scenes/antara/gaming/scenes/base.scene.hpp
index 84af3268..85076954 100644
--- a/modules/scenes/antara/gaming/scenes/base.scene.hpp
+++ b/modules/scenes/antara/gaming/scenes/base.scene.hpp
@@ -33,6 +33,7 @@ namespace antara::gaming::scenes
         base_scene(entt::registry &entity_registry) noexcept;
 
         virtual void update() noexcept = 0;
+        virtual void post_update() noexcept {};
 
         virtual bool on_key_pressed(const event::key_pressed &) noexcept
         { return true; };
diff --git a/modules/scenes/antara/gaming/scenes/scene.manager.cpp b/modules/scenes/antara/gaming/scenes/scene.manager.cpp
index 2c224a00..7ec5a876 100644
--- a/modules/scenes/antara/gaming/scenes/scene.manager.cpp
+++ b/modules/scenes/antara/gaming/scenes/scene.manager.cpp
@@ -113,4 +113,11 @@ namespace antara::gaming::scenes
         this->dispatcher_.sink<event::change_scene>().disconnect<&manager::receive_change_scene>(*this);
     }
 
+    void manager::post_update() noexcept
+    {
+        if (not scenes_.empty()) {
+            scenes_.top()->post_update();
+        }
+    }
+
 }
diff --git a/modules/scenes/antara/gaming/scenes/scene.manager.hpp b/modules/scenes/antara/gaming/scenes/scene.manager.hpp
index 2046f681..0889199e 100644
--- a/modules/scenes/antara/gaming/scenes/scene.manager.hpp
+++ b/modules/scenes/antara/gaming/scenes/scene.manager.hpp
@@ -44,6 +44,8 @@ namespace antara::gaming::scenes
         //!
         void update() noexcept final;
 
+        void post_update() noexcept final;
+
         //! Public member function
         void change_scene(scene_ptr &&scene, bool just_push_scene = false) noexcept;