Exemplo n.º 1
0
	void savePrefab(const Path& path) override
	{
		auto& selected_entities = m_editor.getSelectedEntities();
		if (selected_entities.size() != 1) return;

		Entity entity = selected_entities[0];
		u64 prefab = getPrefab(entity);
		if (prefab != 0) entity = getPrefabRoot(entity);

		FS::OsFile file;
		if (!file.open(path.c_str(), FS::Mode::CREATE_AND_WRITE))
		{
			g_log_error.log("Editor") << "Failed to create " << path.c_str();
			return;
		}

		Array<Entity> entities(m_editor.getAllocator());
		gatherHierarchy(entity, true, entities);
		OutputBlob blob(m_editor.getAllocator());
		SaveEntityGUIDMap entity_map(entities);
		TextSerializer serializer(blob, entity_map);

		serializePrefab(m_universe, entities[0], path, serializer);

		file.write(blob.getData(), blob.getPos());

		file.close();

		if (prefab == 0)
		{
			m_editor.beginCommandGroup(crc32("save_prefab"));

			Transform tr = m_universe->getTransform(entity);
			m_editor.destroyEntities(&entities[0], entities.size());
			auto* resource_manager = m_editor.getEngine().getResourceManager().get(PrefabResource::TYPE);
			auto* res = (PrefabResource*)resource_manager->load(path);
			FS::FileSystem& fs = m_editor.getEngine().getFileSystem();
			while (fs.hasWork()) fs.updateAsyncTransactions();
			instantiatePrefab(*res, tr.pos, tr.rot, tr.scale);

			m_editor.endCommandGroup();
		}
	}
Exemplo n.º 2
0
Engine* Engine::create(FS::FileSystem* fs, IAllocator& allocator)
{
	g_log_info.log("engine") << "Creating engine...";
	Profiler::setThreadName("Main");
	installUnhandledExceptionHandler();

	g_is_error_file_opened = g_error_file.open("error.log", FS::Mode::CREATE | FS::Mode::WRITE, allocator);

	g_log_error.getCallback().bind<logErrorToFile>();
	g_log_info.getCallback().bind<showLogInVS>();
	g_log_warning.getCallback().bind<showLogInVS>();
	g_log_error.getCallback().bind<showLogInVS>();

	EngineImpl* engine = LUMIX_NEW(allocator, EngineImpl)(fs, allocator);
	if (!engine->create())
	{
		g_log_error.log("engine") << "Failed to create engine.";
		LUMIX_DELETE(allocator, engine);
		return nullptr;
	}
	g_log_info.log("engine") << "Engine created.";
	return engine;
}
Exemplo n.º 3
0
bool Settings::save()
{
	auto& actions = m_app.getActions();
	FS::OsFile file;
	if (!file.open(SETTINGS_PATH, FS::Mode::CREATE_AND_WRITE)) return false;

	file << "window = { x = " << m_window.x 
		<< ", y = " << m_window.y 
		<< ", w = " << m_window.w
		<< ", h = " << m_window.h << " }\n";

	file << "maximized = " << (m_is_maximized ? "true" : "false") << "\n";

	auto writeBool = [&file](const char* name, bool value) {
		file << name << " = " << (value ? "true\n" : "false\n");
	};

	writeBool("settings_opened", m_is_open);
	writeBool("asset_browser_opened", m_is_asset_browser_open);
	writeBool("entity_list_opened", m_is_entity_list_open);
	writeBool("entity_template_list_opened", m_is_entity_template_list_open);
	writeBool("log_opened", m_is_log_open);
	writeBool("profiler_opened", m_is_profiler_open);
	writeBool("properties_opened", m_is_properties_open);
	writeBool("error_reporting_enabled", m_is_crash_reporting_enabled);
	file << "mouse_sensitivity_x = " << m_mouse_sensitivity.x << "\n";
	file << "mouse_sensitivity_y = " << m_mouse_sensitivity.y << "\n";
	file << "font_size = " << m_font_size << "\n";
	file << "asset_browser_left_column_width = " << m_asset_browser_left_column_width << "\n";
	
	saveStyle(file);

	file << "data_dir = \"";
	const char* c = m_data_dir;
	while (*c)
	{
		if (*c == '\\') file << "\\\\";
		else file << *c;
		++c;
	}
	file << "\"\n";

	file << "custom = {\n";
	lua_getglobal(m_state, "custom");
	lua_pushnil(m_state);
	bool first = true;
	while (lua_next(m_state, -2))
	{
		if (!first) file << ",\n";
		const char* name = lua_tostring(m_state, -2);
		switch (lua_type(m_state, -1))
		{
			case LUA_TBOOLEAN:
				file << name << " = " << (lua_toboolean(m_state, -1) != 0 ? "true" : "false");
				break;
			case LUA_TNUMBER:
				file << name << " = " << (int)lua_tonumber(m_state, -1);
				break;
			default:
				ASSERT(false);
				break;
		}
		lua_pop(m_state, 1);
		first = false;
	}
	lua_pop(m_state, 1);
	file << "}\n";

	file << "actions = {\n";
	for (int i = 0; i < actions.size(); ++i)
	{
		file << "\t" << actions[i]->name << " = {" 
			<< actions[i]->shortcut[0] << ", "
			<< actions[i]->shortcut[1] << ", " 
			<< actions[i]->shortcut[2] << "},\n";
	}
	file << "}\n";

	file << "toolbar = {\n";
	for (auto* action : m_app.getToolbarActions())
	{
		file << "\t\"" << action->name << "\",\n";
	}
	file << "}\n";

	ImGui::SaveDock(file);

	file.close();

	return true;
}
Exemplo n.º 4
0
void Engine::destroy(Engine* engine, IAllocator& allocator)
{
	LUMIX_DELETE(allocator, engine);

	g_error_file.close();
}
Exemplo n.º 5
0
static void logErrorToFile(const char*, const char* message)
{
	if (!g_is_error_file_opened) return;
	g_error_file.write(message, stringLength(message));
	g_error_file.flush();
}
Exemplo n.º 6
0
namespace Lumix
{

static const uint32 SERIALIZED_ENGINE_MAGIC = 0x5f4c454e; // == '_LEN'
static const uint32 HIERARCHY_HASH = crc32("hierarchy");


enum class SerializedEngineVersion : int32
{
	BASE,
	SPARSE_TRANFORMATIONS,
	FOG_PARAMS,
	SCENE_VERSION,
	HIERARCHY_COMPONENT,
	SCENE_VERSION_CHECK,

	LATEST // must be the last one
};


#pragma pack(1)
class SerializedEngineHeader
{
public:
	uint32 m_magic;
	SerializedEngineVersion m_version;
	uint32 m_reserved; // for crc
};
#pragma pack()


IScene* UniverseContext::getScene(uint32 hash) const
{
	for (auto* scene : m_scenes)
	{
		if (crc32(scene->getPlugin().getName()) == hash)
		{
			return scene;
		}
	}
	return nullptr;
}


class EngineImpl : public Engine
{
public:
	EngineImpl(FS::FileSystem* fs, IAllocator& allocator)
		: m_allocator(allocator)
		, m_resource_manager(m_allocator)
		, m_mtjd_manager(nullptr)
		, m_fps(0)
		, m_is_game_running(false)
		, m_component_types(m_allocator)
		, m_last_time_delta(0)
		, m_path_manager(m_allocator)
	{
		m_mtjd_manager = MTJD::Manager::create(m_allocator);
		if (!fs)
		{
			m_file_system = FS::FileSystem::create(m_allocator);

			m_mem_file_device = LUMIX_NEW(m_allocator, FS::MemoryFileDevice)(m_allocator);
			m_disk_file_device = LUMIX_NEW(m_allocator, FS::DiskFileDevice)(m_allocator);

			m_file_system->mount(m_mem_file_device);
			m_file_system->mount(m_disk_file_device);
			m_file_system->setDefaultDevice("memory:disk");
			m_file_system->setSaveGameDevice("memory:disk");
		}
		else
		{
			m_file_system = fs;
			m_mem_file_device = nullptr;
			m_disk_file_device = nullptr;
		}

		m_resource_manager.create(*m_file_system);

		m_timer = Timer::create(m_allocator);
		m_fps_timer = Timer::create(m_allocator);
		m_fps_frame = 0;
	}

	bool create()
	{
		m_plugin_manager = PluginManager::create(*this);
		if (!m_plugin_manager)
		{
			return false;
		}
		
		HierarchyPlugin* hierarchy = LUMIX_NEW(m_allocator, HierarchyPlugin)(m_allocator);
		m_plugin_manager->addPlugin(hierarchy);
		
		m_input_system = InputSystem::create(m_allocator);
		if (!m_input_system)
		{
			return false;
		}

		return true;
	}


	~EngineImpl()
	{
		Timer::destroy(m_timer);
		Timer::destroy(m_fps_timer);
		PluginManager::destroy(m_plugin_manager);
		if (m_input_system) InputSystem::destroy(*m_input_system);
		if (m_disk_file_device)
		{
			FS::FileSystem::destroy(m_file_system);
			LUMIX_DELETE(m_allocator, m_mem_file_device);
			LUMIX_DELETE(m_allocator, m_disk_file_device);
		}

		m_resource_manager.destroy();
		MTJD::Manager::destroy(*m_mtjd_manager);
	}


	void setPlatformData(const PlatformData& data) override
	{
		m_platform_data = data;
	}


	const PlatformData& getPlatformData() override
	{
		return m_platform_data;
	}



	IAllocator& getAllocator() override { return m_allocator; }


	UniverseContext& createUniverse() override
	{
		UniverseContext* context = LUMIX_NEW(m_allocator, UniverseContext)(m_allocator);
		context->m_universe = LUMIX_NEW(m_allocator, Universe)(m_allocator);
		const Array<IPlugin*>& plugins = m_plugin_manager->getPlugins();
		for (auto* plugin : plugins)
		{
			IScene* scene = plugin->createScene(*context);
			if (scene)
			{
				context->m_scenes.push(scene);
			}
		}

		return *context;
	}


	MTJD::Manager& getMTJDManager() override { return *m_mtjd_manager; }


	void destroyUniverse(UniverseContext& context) override
	{
		for (int i = context.m_scenes.size() - 1; i >= 0; --i)
		{
			context.m_scenes[i]->getPlugin().destroyScene(context.m_scenes[i]);
		}
		LUMIX_DELETE(m_allocator, context.m_universe);

		LUMIX_DELETE(m_allocator, &context);
		m_resource_manager.removeUnreferenced();
	}


	PluginManager& getPluginManager() override
	{
		return *m_plugin_manager;
	}


	FS::FileSystem& getFileSystem() override { return *m_file_system; }


	void startGame(UniverseContext& context) override
	{
		ASSERT(!m_is_game_running);
		m_is_game_running = true;
		for (auto* scene : context.m_scenes)
		{
			scene->startGame();
		}
	}


	void stopGame(UniverseContext& context) override
	{
		ASSERT(m_is_game_running);
		m_is_game_running = false;
		for (auto* scene : context.m_scenes)
		{
			scene->stopGame();
		}
	}


	void update(UniverseContext& context) override
	{
		PROFILE_FUNCTION();
		float dt;
		++m_fps_frame;
		if (m_fps_timer->getTimeSinceTick() > 0.5f)
		{
			m_fps = m_fps_frame / m_fps_timer->tick();
			m_fps_frame = 0;
		}
		dt = m_timer->tick();
		m_last_time_delta = dt;
		{
			PROFILE_BLOCK("update scenes");
			for (int i = 0; i < context.m_scenes.size(); ++i)
			{
				context.m_scenes[i]->update(dt);
			}
		}
		m_plugin_manager->update(dt);
		m_input_system->update(dt);
		getFileSystem().updateAsyncTransactions();
	}


	InputSystem& getInputSystem() override { return *m_input_system; }


	ResourceManager& getResourceManager() override
	{
		return m_resource_manager;
	}


	float getFPS() const override { return m_fps; }


	void serializerSceneVersions(OutputBlob& serializer, UniverseContext& ctx)
	{
		serializer.write(ctx.m_scenes.size());
		for (auto* scene : ctx.m_scenes)
		{
			serializer.write(crc32(scene->getPlugin().getName()));
			serializer.write(scene->getVersion());
		}
	}


	void serializePluginList(OutputBlob& serializer)
	{
		serializer.write((int32)m_plugin_manager->getPlugins().size());
		for (auto* plugin : m_plugin_manager->getPlugins())
		{
			serializer.writeString(plugin->getName());
		}
	}


	bool hasSupportedSceneVersions(InputBlob& serializer, UniverseContext& ctx)
	{
		int32 count;
		serializer.read(count);
		for (int i = 0; i < count; ++i)
		{
			uint32 hash;
			serializer.read(hash);
			auto* scene = ctx.getScene(hash);
			int version;
			serializer.read(version);
			if (version > scene->getVersion())
			{
				g_log_error.log("engine") << "Plugin " << scene->getPlugin().getName() << " is too old";
				return false;
			}
		}
		return true;
	}


	bool hasSerializedPlugins(InputBlob& serializer)
	{
		int32 count;
		serializer.read(count);
		for (int i = 0; i < count; ++i)
		{
			char tmp[32];
			serializer.readString(tmp, sizeof(tmp));
			if (!m_plugin_manager->getPlugin(tmp))
			{
				g_log_error.log("engine") << "Missing plugin " << tmp;
				return false;
			}
		}
		return true;
	}


	uint32 serialize(UniverseContext& ctx, OutputBlob& serializer) override
	{
		SerializedEngineHeader header;
		header.m_magic = SERIALIZED_ENGINE_MAGIC; // == '_LEN'
		header.m_version = SerializedEngineVersion::LATEST;
		header.m_reserved = 0;
		serializer.write(header);
		serializePluginList(serializer);
		serializerSceneVersions(serializer, ctx);
		m_path_manager.serialize(serializer);
		int pos = serializer.getSize();
		ctx.m_universe->serialize(serializer);
		m_plugin_manager->serialize(serializer);
		serializer.write((int32)ctx.m_scenes.size());
		for (int i = 0; i < ctx.m_scenes.size(); ++i)
		{
			serializer.writeString(ctx.m_scenes[i]->getPlugin().getName());
			serializer.write(ctx.m_scenes[i]->getVersion());
			ctx.m_scenes[i]->serialize(serializer);
		}
		uint32 crc = crc32((const uint8*)serializer.getData() + pos,
							 serializer.getSize() - pos);
		return crc;
	}


	bool deserialize(UniverseContext& ctx, InputBlob& serializer) override
	{
		SerializedEngineHeader header;
		serializer.read(header);
		if (header.m_magic != SERIALIZED_ENGINE_MAGIC)
		{
			g_log_error.log("engine") << "Wrong or corrupted file";
			return false;
		}
		if (header.m_version > SerializedEngineVersion::LATEST)
		{
			g_log_error.log("engine") << "Unsupported version";
			return false;
		}
		if (!hasSerializedPlugins(serializer))
		{
			return false;
		}
		if (header.m_version > SerializedEngineVersion::SCENE_VERSION_CHECK &&
			!hasSupportedSceneVersions(serializer, ctx))
		{
			return false;
		}

		m_path_manager.deserialize(serializer);
		ctx.m_universe->deserialize(serializer);

		if (header.m_version <= SerializedEngineVersion::HIERARCHY_COMPONENT)
		{
			ctx.getScene(HIERARCHY_HASH)->deserialize(serializer, 0);
		}

		m_plugin_manager->deserialize(serializer);
		int32 scene_count;
		serializer.read(scene_count);
		for (int i = 0; i < scene_count; ++i)
		{
			char tmp[32];
			serializer.readString(tmp, sizeof(tmp));
			IScene* scene = ctx.getScene(crc32(tmp));
			int scene_version = -1;
			if (header.m_version > SerializedEngineVersion::SCENE_VERSION)
			{
				serializer.read(scene_version);
			}
			scene->deserialize(serializer, scene_version);
		}
		m_path_manager.clear();
		return true;
	}


	float getLastTimeDelta() override { return m_last_time_delta; }

private:
	struct ComponentType
	{
		ComponentType(IAllocator& allocator)
			: m_name(allocator)
			, m_id(allocator)
		{
		}

		string m_name;
		string m_id;

		uint32 m_id_hash;
		uint32 m_dependency;
	};

private:
	Debug::Allocator m_allocator;

	FS::FileSystem* m_file_system;
	FS::MemoryFileDevice* m_mem_file_device;
	FS::DiskFileDevice* m_disk_file_device;

	ResourceManager m_resource_manager;
	
	MTJD::Manager* m_mtjd_manager;

	Array<ComponentType> m_component_types;
	PluginManager* m_plugin_manager;
	InputSystem* m_input_system;
	Timer* m_timer;
	Timer* m_fps_timer;
	int m_fps_frame;
	float m_fps;
	float m_last_time_delta;
	bool m_is_game_running;
	PlatformData m_platform_data;
	PathManager m_path_manager;

private:
	void operator=(const EngineImpl&);
	EngineImpl(const EngineImpl&);
};


static void showLogInVS(const char* system, const char* message)
{
	Debug::debugOutput(system);
	Debug::debugOutput(" : ");
	Debug::debugOutput(message);
	Debug::debugOutput("\n");
}


static FS::OsFile g_error_file;
static bool g_is_error_file_opened = false;


static void logErrorToFile(const char*, const char* message)
{
	if (!g_is_error_file_opened) return;
	g_error_file.write(message, stringLength(message));
	g_error_file.flush();
}


Engine* Engine::create(FS::FileSystem* fs, IAllocator& allocator)
{
	g_log_info.log("engine") << "Creating engine...";
	Profiler::setThreadName("Main");
	installUnhandledExceptionHandler();

	g_is_error_file_opened = g_error_file.open("error.log", FS::Mode::CREATE | FS::Mode::WRITE, allocator);

	g_log_error.getCallback().bind<logErrorToFile>();
	g_log_info.getCallback().bind<showLogInVS>();
	g_log_warning.getCallback().bind<showLogInVS>();
	g_log_error.getCallback().bind<showLogInVS>();

	EngineImpl* engine = LUMIX_NEW(allocator, EngineImpl)(fs, allocator);
	if (!engine->create())
	{
		g_log_error.log("engine") << "Failed to create engine.";
		LUMIX_DELETE(allocator, engine);
		return nullptr;
	}
	g_log_info.log("engine") << "Engine created.";
	return engine;
}


void Engine::destroy(Engine* engine, IAllocator& allocator)
{
	LUMIX_DELETE(allocator, engine);

	g_error_file.close();
}


} // ~namespace Lumix