Added workaround for enabling lights in SceneEntityInstances

Author: Sang Hak Chun

include/polycode/core/PolySceneEntityInstance.h

@@ -42,6 +42,7 @@ class SceneEntityInstanceResourceEntry;
 class SceneEntityInstance : public Entity {
 	public:
 
+        SceneEntityInstance(Core *core, Scene* parentScene, const String& fileName);
 		SceneEntityInstance(Core *core, const String& fileName);
 		SceneEntityInstance(Core *core);
 		explicit SceneEntityInstance();
@@ -77,7 +78,6 @@ class SceneEntityInstance : public Entity {
 		SceneEntityInstanceLayer *getLayerAtIndex(unsigned int index) const;
 		void removeLayer(SceneEntityInstanceLayer *layer);
 
-	
 		SceneEntityInstanceLayer *createNewLayer(String name);
 
 		String getFileName() const;
@@ -88,6 +88,7 @@ class SceneEntityInstance : public Entity {
 	protected:
 
         Core *core;
+        Scene* parentScene;
 
 		std::vector<SceneEntityInstanceLayer*> layers;
 		void rebuildResourceLinks();

src/core/PolySceneEntityInstance.cpp

@@ -60,15 +60,22 @@ SceneEntityInstance *SceneEntityInstance::BlankSceneEntityInstance() {
 	return new SceneEntityInstance();
 }
 
-SceneEntityInstance::SceneEntityInstance(Core *core, const String& fileName) : core(core) {
-	createNewLayer("default");
-	resourceEntry = std::make_shared<SceneEntityInstanceResourceEntry>(this);
-	topLevelResourcePool = core->getResourceManager()->getGlobalPool();
-	loadFromFile(fileName);
-	resourceEntry->setResourceName(fileName);
-	resourceEntry->setResourcePath(fileName);
-	cloneUsingReload = false;
-	ownsChildren = true;
+SceneEntityInstance::SceneEntityInstance(Core *core, const String& fileName) : SceneEntityInstance(core, nullptr, fileName) {
+
+}
+
+SceneEntityInstance::SceneEntityInstance(Core *core, Scene *newParentScene, const String& fileName) : core(core) {
+    
+    parentScene = newParentScene;
+    
+    createNewLayer("default");
+    resourceEntry = std::make_shared<SceneEntityInstanceResourceEntry>(this);
+    topLevelResourcePool = core->getResourceManager()->getGlobalPool();
+    loadFromFile(fileName);
+    resourceEntry->setResourceName(fileName);
+    resourceEntry->setResourcePath(fileName);
+    cloneUsingReload = false;
+    ownsChildren = true;
 }
 
 SceneEntityInstance::SceneEntityInstance() : Entity() {
@@ -427,7 +434,10 @@ Entity *SceneEntityInstance::loadObjectEntryIntoEntity(ObjectEntry *entry, Entit
 					}
 				}
 
-				//parentScene->addLight(newLight);
+                if(parentScene) {
+                    parentScene->addLight(newLight);
+                }
+                
 				entity = newLight;
 			}
 		} else if(entityType->stringVal == "ScenePrimitive") {