SHADE_Engine/src/Events/SHEventDefines.h

@@ -18,4 +18,8 @@ constexpr SHEventIdentifier SH_PHYSICS_COLLIDER_REMOVED_EVENT { 9 };
 constexpr SHEventIdentifier SH_EDITOR_ON_PLAY_EVENT           { 10 };
 constexpr SHEventIdentifier SH_EDITOR_ON_PAUSE_EVENT          { 11 };
 constexpr SHEventIdentifier SH_EDITOR_ON_STOP_EVENT           { 12 };
+constexpr SHEventIdentifier SH_SCENE_INIT_PRE                 { 13 };
+constexpr SHEventIdentifier SH_SCENE_INIT_POST                { 14 }; 
+constexpr SHEventIdentifier SH_SCENE_EXIT_PRE                 { 15 }; 
+constexpr SHEventIdentifier SH_SCENE_EXIT_POST                { 16 }; 
 

SHADE_Engine/src/Scene/SHSceneEvents.h

@@ -12,6 +12,7 @@
 
 // Project Headers
 #include "SHSceneNode.h"
+#include "Assets/SHAssetMacros.h"
 
 namespace SHADE
 {
@@ -38,4 +39,10 @@ namespace SHADE
     SHSceneNode* childRemoved = nullptr;
   };
 
+
+  struct SHSceneInitExitEvent
+  {
+    AssetID sceneAssetID;
+  };
+
 } // namespace SHADE

SHADE_Engine/src/Scene/SHSceneGraph.cpp

@@ -204,7 +204,24 @@ namespace SHADE
     }
     ////////////////////////////////////////
 
-    return NODE_ITER->second->IsActive();
+    // Recurse up the tree until the root. If any parent is inactive, this node is inactive in the hierarchy.
+    const SHSceneNode* PARENT_NODE  = NODE_ITER->second->parent;
+
+    while (PARENT_NODE->GetEntityID() != root->GetEntityID())
+    {
+      if (!PARENT_NODE->IsActive())
+        return false;
+
+      if (!PARENT_NODE->parent)
+      {
+        SHLOGV_ERROR("Entity {}'s node that is not the root has no parent!", PARENT_NODE->GetEntityID())
+        return false;
+      }
+
+      PARENT_NODE = PARENT_NODE->parent;
+    }
+
+    return true;
   }
 
   /*-----------------------------------------------------------------------------------*/

SHADE_Engine/src/Scene/SHSceneManager.cpp

@@ -15,6 +15,8 @@
 //#include "Rendering/Window/SHRenderingWindow.h"
 #include "ECS_Base/Managers/SHEntityManager.h"
 #include "ECS_Base/Managers/SHSystemManager.h"
+#include "SHSceneEvents.h"
+#include "Events/SHEventManager.hpp"
 //#include "FRC/SHFrameRateController.h"
 //#include "ECS_Base/System/SHApplication.h"
 
@@ -54,9 +56,15 @@ namespace SHADE
 		{
 			if (currentScene)
 			{
+        SHSceneInitExitEvent exitEvent;
+        exitEvent.sceneAssetID = currentScene->sceneAssetID;
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(exitEvent, SH_SCENE_EXIT_PRE);
+
 				currentScene->Free();
 				currentScene->Unload();
 				SHEntityManager::DestroyAllEntity();
+
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(exitEvent, SH_SCENE_EXIT_POST);
 				delete currentScene;
 
 			}
@@ -82,27 +90,48 @@ namespace SHADE
 			nextSceneID = UINT32_MAX;
 			if (currentScene != nullptr)
 			{
+
 				currentScene->Load();
+        
+        SHSceneInitExitEvent initEvent;
+        initEvent.sceneAssetID = currentScene->sceneAssetID;
+
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(initEvent, SH_SCENE_INIT_PRE);
 				currentScene->Init();
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(initEvent, SH_SCENE_INIT_POST);
 			}
 		}
 		else // restarting scene
 		{
 			nextSceneID = UINT32_MAX;
 
+      SHSceneInitExitEvent exitEvent;
+      exitEvent.sceneAssetID = currentScene->sceneAssetID;
+      SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(exitEvent, SH_SCENE_EXIT_PRE);
+
 			currentScene->Free();
 			if (cleanReload == true)
 			{
 				cleanReload = false;
 				currentScene->Unload();
 				SHEntityManager::DestroyAllEntity();
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(exitEvent, SH_SCENE_EXIT_POST);
 				currentScene->sceneName = newSceneName;
 				currentScene->Load();
 			}
       else
+      {
+
 				SHEntityManager::DestroyAllEntity();
+        SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(exitEvent, SH_SCENE_EXIT_POST);
+      }
+
+      SHSceneInitExitEvent initEvent;
+      initEvent.sceneAssetID = currentScene->sceneAssetID;
+      SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(initEvent, SH_SCENE_INIT_PRE);
 
 			currentScene->Init();
+      SHEventManager::BroadcastEvent<SHSceneInitExitEvent>(initEvent, SH_SCENE_INIT_POST);
 		}
 	}
 

SHADE_Engine/src/Scene/SHSceneNode.cpp

@@ -133,11 +133,6 @@ namespace SHADE
   void SHSceneNode::SetActive(bool newActiveState) noexcept
   {
     active = newActiveState;
-
-    for (auto* child : children)
-    {
-      child->SetActive(newActiveState);
-    }
   }
 
 } // namespace SHADE