Method LoadScene

Engine/source/EtFramework/SceneGraph/UnifiedScene.cpp:105–175

------------------------- UnifiedScene::LoadScene

// UnifiedScene::LoadScene
//
void UnifiedScene::LoadScene(core::HashString const assetId)
{
	// preparation
	//-------------

	// notification before beginning the process so systems can prepare (splash screen, loading bar, timer etc)
	m_EventDispatcher.Notify(E_SceneEvent::SceneSwitch, new SceneEventData(this));

	if (m_CurrentScene != 0u)
	{
		UnloadScene();
	}

	// timer etc
	core::ContextManager::GetInstance()->SetActiveContext(&m_Context);

	m_PhysicsWorld.Initialize();

	m_CurrentScene = assetId;

	// load scene descriptor and translate into ECS
	//----------------------------------------------
	AssetPtr<SceneDescriptor> const sceneDesc = core::ResourceManager::Instance()->GetAssetData<SceneDescriptor>(m_CurrentScene);
	ET_ASSERT(sceneDesc != nullptr);

	for (EntityDescriptor const& entDesc : sceneDesc->entities)
	{
		AddEntity(entDesc, INVALID_ENTITY_ID);
	}

	// while adding entities all entity links should be resolved, so we can now reset the link resolver
	EntityLinkResolver::Instance().Clear();

	// render settings
	if (!(sceneDesc->skybox.IsEmpty()))
	{
		m_RenderScene.SetSkyboxMap(sceneDesc->skybox);
	}

	if (!(sceneDesc->starfield.IsEmpty()))
	{
		m_RenderScene.SetStarfield(sceneDesc->starfield);
	}

	m_ActiveCamera = sceneDesc->activeCamera.id;
	ET_ASSERT(m_ActiveCamera != INVALID_ENTITY_ID);

	m_RenderScene.SetPostProcessingSettings(sceneDesc->postprocessing);

	// audio settings
	m_AudioListener = sceneDesc->audioListener.id;
	if (m_AudioListener != INVALID_ENTITY_ID)
	{
		ET_ASSERT(m_Scene.HasComponent<AudioListenerComponent>(m_AudioListener));
		m_Scene.AddComponents(m_AudioListener, ActiveAudioListenerComponent());
	}

	// physics settings