refactor: logger

modules/engine/include/engine/base/base.hpp

@@ -38,43 +38,74 @@ constexpr std::unique_ptr<t> make_scope(t *rawPointer)
 
 } // namespace Light
 
-//========== PLATFORM ==========//
 #define lt_win(x) // windows
 #define lt_lin(x) // linux
 #define lt_mac(x) // mac
 
+
+enum class Platform : uint8_t
+{
+	windows,
+
+	/** Named like so because "linux" is a built-in identifier. */
+	gnu,
+
+	mac,
+};
+
+
+namespace constants {
+
 #if defined(LIGHT_PLATFORM_WINDOWS)
-	#define LT_BUILD_PLATFORM "Windows"
 	#define lt_win(x) x
+constexpr auto platform = Platform::windows;
+constexpr auto platform_name = "windows";
 
 #elif defined(LIGHT_PLATFORM_LINUX)
-	#define LT_BUILD_PLATFORM "Linux"
 	#define lt_lin(x) x
+constexpr auto platform = Platform::gnu;
+constexpr auto platform_name = "linux";
 
 #elif defined(LIGHT_PLATFORM_MAC)
-	#error "Unsupported platform: MAC"
 	#define lt_mac(x) x
+constexpr auto platform = Platform::mac;
+constexpr auto platform_name = "mac";
 
 #else
 	#error "Unsupported platform: Unknown"
-#endif
-//========== PLATFORM ==========//
 
-//====================================================================== OPERATIONS
+#endif
-//======================================================================//
+
-/* assertions */
+
+} // namespace constants
+
+template<typename T = void>
+concept is_linux = true;
+
+auto linux_only(auto value)
+    requires is_linux<void>
+{
+	if constexpr (is_linux)
+	{
+		return value;
+	}
+}
+
 #define lt_assert(x, ...)                                       \
 	{                                                           \
 		if (!(x))                                               \
 		{                                                       \
-			lt_log(critical, __VA_ARGS__);                         \
+			log_crt(__VA_ARGS__);                      \
 			lt_debug_trap();                                    \
 			throw ::Light::FailedAssertion(__FILE__, __LINE__); \
 		}                                                       \
 	}
 
 /* bit-wise */
-#define bit(x) 1 << x
+constexpr auto bit(auto x)
+{
+	return 1 << x;
+}
 
 /* token */
 #define lt_pair_token_value_to_name(token) { token, #token }

modules/engine/include/engine/base/entrypoint.hpp

@@ -5,12 +5,12 @@
 	#include <engine/engine.hpp>
 
 // to be defined in client project
-extern Light::Application *Light::create_application();
+extern auto Light::create_application() -> Light::Scope<Light::Application>;
 
 // #todo: use windows specific stuff
 int main(int argc, char *argv[])
 {
-	Light::Application *application = nullptr;
+	auto application = Light::Scope<Light::Application> {};
 	int exitCode = 0;
 
 	std::vector<std::string> args;
@@ -24,26 +24,26 @@ int main(int argc, char *argv[])
 		lt_assert(application, "Light::Application is not intialized");
 
 		for (int i = 0; i < argc; i++)
-			lt_log(info, "argv[{}]: {}", i, argv[i]);
+			log_inf("argv[{}]: {}", i, argv[i]);
 
 		application->game_loop();
 	}
 	// failed engine assertion
 	catch (Light::FailedAssertion)
 	{
-		lt_log(critical, "Terminating due to unhandled 'FailedEngineAssertion'");
+		log_crt("Terminating due to unhandled 'FailedEngineAssertion'");
 		exitCode = -1;
 	}
 	// gl exception
 	catch (Light::glException)
 	{
-		lt_log(critical, "Terminating due to unhandled 'glException'");
+		log_crt("Terminating due to unhandled 'glException'");
 		exitCode = -3;
 	}
 	// dx exception
 	catch (Light::dxException)
 	{
-		lt_log(critical, "Terminating due to unhandled 'dxException'");
+		log_crt("Terminating due to unhandled 'dxException'");
 		exitCode = -4;
 	}
 
@@ -56,12 +56,12 @@ int main(int argc, char *argv[])
 	#include <engine/engine.hpp>
 
 // to be defined in client project
-extern Light::Application *Light::create_application();
+extern auto Light::create_application() -> Light::Scope<Light::Application>;
 
 // #todo: use linux specific stuff
 int main(int argc, char *argv[])
 {
-	Light::Application *application = nullptr;
+	auto application = Light::Scope<Light::Application> {};
 	int exitCode = 0;
 
 	try
@@ -74,17 +74,16 @@ int main(int argc, char *argv[])
 	// failed engine assertion
 	catch (Light::FailedAssertion)
 	{
-		lt_log(critical, "Exitting due to unhandled 'FailedEngineAssertion'");
+		log_crt("Exitting due to unhandled 'FailedEngineAssertion'");
 		exitCode = -1;
 	}
 	// gl exception
 	catch (Light::glException)
 	{
-		lt_log(critical, "main: exitting due to unhandled 'glException'");
+		log_crt("main: exitting due to unhandled 'glException'");
 		exitCode = -3;
 	}
 
-	delete application;
 	return exitCode;
 }
 

modules/engine/include/engine/base/portables/debug_trap.hpp

@@ -127,7 +127,7 @@ static inline void lt_debug_trap(void)
 		#elif defined(LIGHT_DIST)
 			#ifdef _MSC_VER
 				#define lt_debug_trap()                                    \
-					lt_log(critical,                                          \
+					log_crt(                                         \
 					    "DEBUG_TRAP REQUESTED AT: {}, FILE: {}, LINE: {}", \
 					    __FUNCSIG__,                                       \
 					    __FILE__,                                          \
@@ -135,13 +135,13 @@ static inline void lt_debug_trap(void)
 
 			#else
 				#define lt_debug_trap() \
-					lt_log(critical, "DEBUG_TRAP REQUESTED AT: {}", __PRETTY_FUNCTION__)
+					log_crt("DEBUG_TRAP REQUESTED AT: {}", __PRETTY_FUNCTION__)
 
 			#endif
 		#else /* !defined(LIGHT_DIST) */
 			#ifdef _MSC_VER
 				#define lt_debug_trap()                                    \
-					lt_log(critical,                                          \
+					log_crt(                                         \
 					    "DEBUG_TRAP REQUESTED AT: {}, FILE: {}, LINE: {}", \
 					    __FUNCSIG__,                                       \
 					    __FILE__,                                          \
@@ -149,7 +149,7 @@ static inline void lt_debug_trap(void)
 
 			#else
 				#define lt_debug_trap() \
-					lt_log(critical, "DEBUG_TRAP REQUESTED AT: {}", __PRETTY_FUNCTION__)
+					log_crt("DEBUG_TRAP REQUESTED AT: {}", __PRETTY_FUNCTION__)
 
 			#endif
 		#endif

modules/engine/include/engine/core/application.hpp

@@ -31,9 +31,11 @@ protected:
 	Scope<Window> m_window;
 
 private:
-	static Application *s_context;
+	void on_event(const Event &event);
 
-	Scope<logger> m_logger;
+	void log_debug_data();
+
+	static Application *s_context;
 
 	Scope<Instrumentor> m_instrumentor;
 
@@ -42,12 +44,8 @@ private:
 	Scope<Input> m_input;
 
 	Scope<ResourceManager> m_resource_manager;
-
-	void on_event(const Event &event);
-
-	void log_debug_data();
 };
 
-extern Application *create_application();
+extern Light::Scope<Application> create_application();
 
 } // namespace Light

modules/engine/include/engine/debug/logger.hpp

@@ -1,57 +1,101 @@
 #pragma once
-#ifndef LIGHT_LOGGER_H
-	#define LIGHT_LOGGER_H
 
-	#include <engine/base/base.hpp>
+#include <any>
+#include <format>
+#include <memory>
+#include <spdlog/sinks/basic_file_sink.h>
+#include <spdlog/sinks/stdout_color_sinks.h>
 #include <spdlog/spdlog.h>
 
-	#define LT_LOG_FILE_LOCATION "Logs/logger.txt"
+/** @brief Severity of a log message.
-
+ *
-	#ifndef LIGHT_DIST
+ * @note Values reflect spdlog::lvl
-		#define lt_log(logLevel, ...)                 \
+ */
-			SPDLOG_LOGGER_CALL(                       \
+enum class LogLvl : uint8_t
-			    ::Light::logger::get_engine_logger(), \
-			    spdlog::level::logLevel,              \
-			    __VA_ARGS__                           \
-			)
-	#else
-		#define lt_log(logLevel, ...)               \
-			SPDLOG_LOGGER_CALL(                     \
-			    ::Light::logger::get_file_logger(), \
-			    spdlog::level::logLevel,            \
-			    __VA_ARGS__                         \
-			)
-	#endif
-
-namespace Light {
-
-class logger
 {
-public:
+	/** Lowest and most vebose log level, for tracing execution paths and events */
-	static Scope<logger> create();
+	trace = 0,
 
-	static auto get_engine_logger() -> Ref<spdlog::logger>
+	/** Vebose log level, for enabling temporarily to debug */
-	{
+	debug = 1,
-		return s_context->m_engine_logger;
-	}
 
-	static auto get_file_logger() -> Ref<spdlog::logger>
+	/** General information */
-	{
+	info = 2,
-		return s_context->m_file_logger;
-	}
 
-	void log_debug_data();
+	/** Things we should to be aware of and edge cases */
+	warn = 3,
 
-private:
+	/** Defects, bugs and undesired behaviour */
-	static logger *s_context;
+	error = 4,
 
-	Ref<spdlog::logger> m_engine_logger, m_file_logger;
+	/** Unrecoverable errors */
+	critical = 5,
 
-	std::string m_log_file_path;
+	/** No logging */
-
+	off = 6,
-	logger();
 };
 
-} // namespace Light
+namespace spdlog {
+class logger;
+}
 
-#endif
+/** Responsible for logging */
+class Logger
+{
+public:
+	void static show_imgui_window();
+
+	template<typename... Args>
+	void static log(LogLvl lvl, std::format_string<Args...> fmt, Args &&...args)
+	{
+		instance().spd_logger->log(
+		    (spdlog::level::level_enum)lvl,
+		    std::format(fmt, std::forward<Args>(args)...)
+		);
+	}
+
+private:
+	Logger();
+
+	~Logger();
+
+	auto static instance() -> Logger &;
+
+	std::shared_ptr<spdlog::logger> spd_logger;
+};
+
+template<typename... Args>
+void log_trc(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::trace, fmt, std::forward<Args>(args)...);
+}
+
+template<typename... Args>
+void log_dbg(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::debug, fmt, std::forward<Args>(args)...);
+}
+
+template<typename... Args>
+void log_inf(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::info, fmt, std::forward<Args>(args)...);
+}
+
+template<typename... Args>
+void log_wrn(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::warn, fmt, std::forward<Args>(args)...);
+}
+
+template<typename... Args>
+void log_err(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::error, fmt, std::forward<Args>(args)...);
+}
+
+template<typename... Args>
+void log_crt(std::format_string<Args...> fmt, Args &&...args)
+{
+	Logger::log(LogLvl::critical, fmt, std::forward<Args>(args)...);
+}

modules/engine/src/core/application.cpp

@@ -8,6 +8,7 @@
 #include <engine/layer/layer.hpp>
 #include <engine/time/timer.hpp>
 #include <engine/user_interface/user_interface.hpp>
+#include <ranges>
 
 namespace Light {
 
@@ -22,7 +23,6 @@ Application::Application()
 	lt_assert(!s_context, "Repeated singleton construction");
 	s_context = this;
 
-	m_logger = logger::create();
 	log_debug_data();
 
 	m_instrumentor = Instrumentor::create();
@@ -38,8 +38,8 @@ Application::Application()
 
 Application::~Application()
 {
-	lt_log(trace, "Application::~Application()");
+	log_trc("Application::~Application()");
-	m_instrumentor->end_session(); // ProfileResults_Termination //
+	m_instrumentor->end_session();
 }
 
 void Application::game_loop()
@@ -48,14 +48,13 @@ void Application::game_loop()
 	lt_assert(!m_layer_stack->is_empty(), "layer_stack is empty");
 
 	// log debug data
-	m_logger->log_debug_data();
 	m_window->get_graphics_context()->log_debug_data();
 	m_window->get_graphics_context()->get_user_interface()->log_debug_data();
 
 	// reveal window
 	m_window->set_visibility(true);
 
-	m_instrumentor->end_session(); // ProfileResults_GameLoop //
+	m_instrumentor->end_session();
 	m_instrumentor->begin_session("Logs/ProfileResults_GameLoop.json");
 
 	/* game loop */
@@ -102,7 +101,7 @@ void Application::game_loop()
 		delta_timer.update();
 	}
 
-	m_instrumentor->end_session(); // ProfileResults_GameLoop //
+	m_instrumentor->end_session();
 	m_instrumentor->begin_session("Logs/ProfileResults_Termination.json");
 }
 
@@ -129,25 +128,30 @@ void Application::on_event(const Event &event)
 	{
 		m_input->on_event(event);
 
-		if (!m_input->is_receiving_game_events()) // return if the event is an input event and
+		if (!m_input->is_receiving_game_events())
-		                                          // 'Input' has disabled the game events
+		{
 			return;
 		}
+	}
 
-	/* layers */
+	for (auto &it : std::ranges::reverse_view(*m_layer_stack))
-	for (auto it = m_layer_stack->rbegin(); it != m_layer_stack->rend(); it++)
+	{
-		if ((*it)->on_event(event))
+		if (it->on_event(event))
+		{
 			return;
 		}
+	}
+}
 
 void Application::log_debug_data()
 {
 	// #todo: log more information
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
-	lt_log(info, "Platform::");
+	log_inf("Platform::");
-	lt_log(info, "        OS: {}", LT_BUILD_PLATFORM);
+	log_inf("       Platform name: {}", constants::platform_name);
-	lt_log(info, "       DIR: {}", std::filesystem::current_path().generic_string());
+	log_inf("       Platform identifier: {}", std::to_underlying(constants::platform));
-	lt_log(info, "________________________________________");
+	log_inf("       CWD: {}", std::filesystem::current_path().generic_string());
+	log_inf("________________________________________");
 }
 
 } // namespace Light

modules/engine/src/debug/exceptions.cpp

@@ -10,25 +10,25 @@ namespace Light {
 
 FailedAssertion::FailedAssertion(const char *file, int line)
 {
-	lt_log(critical, "Assertion failed in: {} (line {})", file, line);
+	log_crt("Assertion failed in: {} (line {})", file, line);
 }
 
 glException::glException(unsigned int source, unsigned int type, unsigned int id, const char *msg)
 {
 	// #todo: improve
-	lt_log(critical, "________________________________________");
+	log_crt("________________________________________");
-	lt_log(critical, "glException::glException::");
+	log_crt("glException::glException::");
-	// lt_log(critical, "        Severity: {}",
+	// log_crt("        Severity: {}",
 	// Stringifier::glDebugMsgSeverity(GL_DEBUG_SEVERITY_HIGH));
-	lt_log(critical, "        Source  : {}", Stringifier::glDebugMsgSource(source));
+	log_crt("        Source  : {}", Stringifier::glDebugMsgSource(source));
-	lt_log(critical, "        Type    : {}", Stringifier::glDebugMsgType(type));
+	log_crt("        Type    : {}", Stringifier::glDebugMsgType(type));
-	lt_log(critical, "        ID      : {}", id);
+	log_crt("        ID      : {}", id);
-	// lt_log(critical, "        Vendor  : {}", glGetString(GL_VENDOR));
+	// log_crt("        Vendor  : {}", glGetString(GL_VENDOR));
-	// lt_log(critical, "        renderer: {}", glGetString(GL_RENDERER));
+	// log_crt("        renderer: {}", glGetString(GL_RENDERER));
-	// lt_log(critical, "        Version : {}", glGetString(GL_VERSION));
+	// log_crt("        Version : {}", glGetString(GL_VERSION));
-	// lt_log(critical, "        critical, SVersion: {}", glGetString(GL_SHADING_LANGUAGE_VERSION));
+	// log_crt("        critical, SVersion: {}", glGetString(GL_SHADING_LANGUAGE_VERSION));
-	lt_log(critical, "        {}", msg);
+	log_crt("        {}", msg);
-	lt_log(critical, "________________________________________");
+	log_crt("________________________________________");
 }
 
 #ifdef LIGHT_PLATFORM_WINDOWS
@@ -46,11 +46,11 @@ dxException::dxException(long hr, const char *file, int line)
 	);
 
 	// #todo: improve
-	lt_log(critical, "________________________________________");
+	log_crt("________________________________________");
-	lt_log(critical, "dxException::dxException::");
+	log_crt("dxException::dxException::");
-	lt_log(critical, "        File: {}, Line: {}", file, line);
+	log_crt("        File: {}, Line: {}", file, line);
-	lt_log(critical, "        {}", message);
+	log_crt("        {}", message);
-	lt_log(critical, "________________________________________");
+	log_crt("________________________________________");
 
 	LocalFree(message);
 }

modules/engine/src/debug/instrumentor.cpp

@@ -30,7 +30,7 @@ void Instrumentor::begin_session_impl(const std::string &outputPath)
 void Instrumentor::end_session_impl()
 {
 	if (m_current_session_count == 0u)
-		lt_log(warn, "0 profiling for the ended session");
+		log_wrn("0 profiling for the ended session");
 
 	m_current_session_count = 0u;
 

modules/engine/src/debug/logger.cpp

@@ -1,54 +1,21 @@
 #include <engine/debug/logger.hpp>
 #include <spdlog/sinks/basic_file_sink.h>
 #include <spdlog/sinks/stdout_color_sinks.h>
+#include <spdlog/spdlog.h>
 
-namespace Light {
+Logger::Logger(): spd_logger(spdlog::stdout_color_mt("Logger"))
-
-logger *logger::s_context = nullptr;
-
-auto logger::create() -> Scope<logger>
 {
-	return make_scope<logger>(new logger());
+	spd_logger->set_pattern("%^%v%$");
+	spd_logger->set_level(spdlog::level::level_enum::trace);
 }
 
-logger::logger()
+Logger::~Logger()
-    : m_engine_logger(nullptr)
-    , m_file_logger(nullptr)
-    , m_log_file_path(LT_LOG_FILE_LOCATION)
 {
-	lt_assert(!s_context, "An instance of 'logger' already exists, do not construct this class!");
+	spdlog::drop_all();
-	s_context = this;
-
-	// set spdlog pattern
-	// create loggers
-	spdlog::set_pattern("%^[%H:%M:%S]%g@%! ==> %v%$");
-#ifndef LIGHT_DIST
-	spdlog::set_pattern("%^[%H:%M:%S]%! ==> %v%$");
-	m_engine_logger = spdlog::stdout_color_mt("Engine");
-#endif
-
-	m_file_logger = spdlog::basic_logger_mt("File", m_log_file_path);
-	m_file_logger->set_pattern("%^[%M:%S:%e] <%l>: %v%$");
-
-	// set level
-#if defined(LIGHT_DEBUG)
-	m_engine_logger->set_level(spdlog::level::trace);
-	m_client_logger->set_level(spdlog::level::trace);
-#elif defined(LIGHT_RELEASE)
-	s_EngineLogger->set_level(spdlog::level::info);
-	s_ClientLogger->set_level(spdlog::level::info);
-#endif
 }
 
-void logger::log_debug_data()
+auto Logger::instance() -> Logger &
 {
-	// #todo: improve
+	static auto logger = Logger {};
-	lt_log(info, "________________________________________");
+	return logger;
-	lt_log(info, "logger::");
-	lt_log(info, "        EngineLevel : {}", Stringifier::spdlogLevel(m_engine_logger->level()));
-	lt_log(info, "        FileLevel   : {}", Stringifier::spdlogLevel(m_file_logger->level()));
-	lt_log(info, "        DefaultLevel: {}", Stringifier::spdlogLevel(spdlog::get_level()));
-	lt_log(info, "________________________________________");
 }
-
-} // namespace Light

modules/engine/src/graphics/framebuffer.cpp

@@ -23,14 +23,15 @@ auto Framebuffer::create(
 		lt_win(return create_ref<dxFramebuffer>(
 		                  specification,
 		                  std::static_pointer_cast<dxSharedContext>(sharedContext)
-		);)
+		););
 
-		    default
+	default:
-		    : lt_assert(
+		lt_assert(
 		    false,
 		    "Invalid/unsupported 'GraphicsAPI' {}",
 		    static_cast<uint32_t>(GraphicsContext::get_graphics_api())
 		);
+
 		return nullptr;
 	}
 }

modules/engine/src/graphics/renderer.cpp

@@ -120,7 +120,7 @@ void Renderer::draw_quad_impl(const glm::mat4 &transform, const glm::vec4 &tint)
 	// advance
 	if (!m_quad_renderer.advance())
 	{
-		lt_log(warn, "Exceeded LT_MAX_QUAD_RENDERER_VERTICES: {}", LT_MAX_QUAD_RENDERER_VERTICES);
+		log_wrn("Exceeded LT_MAX_QUAD_RENDERER_VERTICES: {}", LT_MAX_QUAD_RENDERER_VERTICES);
 		flush_scene();
 	}
 }
@@ -155,11 +155,7 @@ void Renderer::draw_quad_impl(const glm::mat4 &transform, Ref<Texture> texture)
 	// advance
 	if (!m_texture_renderer.advance())
 	{
-		lt_log(
+		log_wrn("Exceeded LT_MAX_TEXTURE_RENDERER_VERTICES: {}", LT_MAX_TEXTURE_RENDERER_VERTICES);
-		    warn,
-		    "Exceeded LT_MAX_TEXTURE_RENDERER_VERTICES: {}",
-		    LT_MAX_TEXTURE_RENDERER_VERTICES
-		);
 		flush_scene();
 	}
 }
@@ -201,11 +197,7 @@ void Renderer::draw_quad_impl(
 	// advance
 	if (!m_tinted_texture_renderer.advance())
 	{
-		lt_log(
+		log_wrn("Exceeded LT_MAX_TEXTURE_RENDERER_VERTICES: {}", LT_MAX_TEXTURE_RENDERER_VERTICES);
-		    warn,
-		    "Exceeded LT_MAX_TEXTURE_RENDERER_VERTICES: {}",
-		    LT_MAX_TEXTURE_RENDERER_VERTICES
-		);
 		flush_scene();
 	}
 }

modules/engine/src/graphics/renderer_programs/quad.cpp

@@ -44,7 +44,7 @@ auto QuadRendererProgram::advance() -> bool
 
 	if (m_map_current >= m_map_end)
 	{
-		lt_log(warn, "'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
+		log_wrn("'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
 		return false;
 	}
 

modules/engine/src/graphics/renderer_programs/texture.cpp

@@ -45,7 +45,7 @@ auto TextureRendererProgram::advance() -> bool
 {
 	if (m_map_current + 4 >= m_map_end)
 	{
-		lt_log(warn, "'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
+		log_wrn("'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
 		return false;
 	}
 

modules/engine/src/graphics/renderer_programs/tinted_texture.cpp

@@ -49,7 +49,7 @@ auto TintedTextureRendererProgram::advance() -> bool
 
 	if (m_map_current >= m_map_end)
 	{
-		lt_log(warn, "'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
+		log_wrn("'VertexBuffer' map went beyond 'MaxVertices': {}", m_max_vertices);
 		return false;
 	}
 

modules/engine/src/graphics/shader.cpp

@@ -26,10 +26,10 @@ auto Shader::create(
 		                  vertexFile,
 		                  pixelFile,
 		                  std::static_pointer_cast<dxSharedContext>(sharedContext)
-		);)
+		););
 
-		    default
+	default:
-		    : lt_assert(
+		lt_assert(
 		    false,
 		    "Invalid/unsupported 'GraphicsAPI' {}",
 		    static_cast<uint32_t>(GraphicsContext::get_graphics_api())

modules/engine/src/layer/layer_stack.cpp

@@ -36,7 +36,7 @@ void LayerStack::attach_layer_impl(Layer *layer)
 	m_begin = m_layers.begin();
 	m_end = m_layers.end();
 
-	lt_log(trace, "Attached [{}]", layer->get_name());
+	log_trc("Attached [{}]", layer->get_name());
 }
 
 void LayerStack::detach_layer_impl(Layer *layer)
@@ -46,7 +46,7 @@ void LayerStack::detach_layer_impl(Layer *layer)
 	m_begin = m_layers.begin();
 	m_end = m_layers.end();
 
-	lt_log(trace, "Detached [{}]", layer->get_name());
+	log_trc("Detached [{}]", layer->get_name());
 }
 
 } // namespace Light

modules/engine/src/platform/graphics/directx/buffers.cpp

@@ -118,7 +118,7 @@ dxIndexBuffer::dxIndexBuffer(
 		// check
 		if (count % 6 != 0)
 		{
-			lt_log(warn, "'indices' can only be null if count is multiple of 6");
+			log_wrn("'indices' can only be null if count is multiple of 6");
 			lt_log(
 			    warn,
 			    "Adding {} to 'count' -> {}",

modules/engine/src/platform/graphics/directx/framebuffers.cpp

@@ -78,7 +78,7 @@ void dxFramebuffer::bind_as_target(const glm::vec4 &clearColor)
 
 void dxFramebuffer::bind_as_resource()
 {
-	lt_log(err, "NO_IMPLEMENT");
+	log_err("NO_IMPLEMENT");
 }
 
 void dxFramebuffer::resize(const glm::uvec2 &size)

modules/engine/src/platform/graphics/directx/graphics_context.cpp

@@ -156,10 +156,10 @@ void dxGraphicsContext::log_debug_data()
 	DXGIAdapter->release();
 
 	// #todo: log more information
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
-	lt_log(info, "dxGraphicsContext:");
+	log_inf("dxGraphicsContext:");
-	lt_log(info, "        renderer: {}", adapterDesc);
+	log_inf("        renderer: {}", adapterDesc);
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
 }
 
 } // namespace Light

modules/engine/src/platform/graphics/directx/render_command.cpp

@@ -15,8 +15,8 @@ void dxRenderCommand::swap_buffers()
 	{
 		if (hr == DXGI_ERROR_DEVICE_REMOVED)
 		{
-			lt_log(critical, "dxRenderCommand::swap_buffers: DeviceRemoved:");
+			log_crt("dxRenderCommand::swap_buffers: DeviceRemoved:");
-			lt_log(critical, "        {}", m_context->get_device()->GetDeviceRemovedReason());
+			log_crt("        {}", m_context->get_device()->GetDeviceRemovedReason());
 			throw dxException(hr, __FILE__, __LINE__);
 		}
 	}

modules/engine/src/platform/graphics/directx/user_interface.cpp

@@ -55,12 +55,12 @@ void dxUserInterface::end()
 void dxUserInterface::log_debug_data()
 {
 	// #todo: improve
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
-	lt_log(info, "UserInterface::");
+	log_inf("UserInterface::");
-	lt_log(info, "       API    : ImGui");
+	log_inf("       API    : ImGui");
-	lt_log(info, "       Version: {}", ImGui::GetVersion());
+	log_inf("       Version: {}", ImGui::GetVersion());
-	lt_log(info, "  GraphicsAPI : DirectX");
+	log_inf("  GraphicsAPI : DirectX");
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
 }
 
 } // namespace Light

modules/engine/src/platform/graphics/opengl/buffers.cpp

@@ -80,13 +80,8 @@ glIndexBuffer::glIndexBuffer(unsigned int *indices, unsigned int count): m_buffe
 		// check
 		if (count % 6 != 0)
 		{
-			lt_log(warn, "'indices' can only be null if count is multiple of 6");
+			log_wrn("'indices' can only be null if count is multiple of 6");
-			lt_log(
+			log_wrn("Adding {} to 'count' -> {}", (6 - (count % 6)), count + (6 - (count % 6)));
-			    warn,
-			    "Adding {} to 'count' -> {}",
-			    (6 - (count % 6)),
-			    count + (6 - (count % 6))
-			);
 			count = count + (6 - (count % 6));
 		}
 

modules/engine/src/platform/graphics/opengl/framebuffers.cpp

@@ -32,7 +32,7 @@ void glFramebuffer::bind_as_target(const glm::vec4 &clearColor)
 
 void glFramebuffer::bind_as_resource()
 {
-	lt_log(err, "NO_IMPLEMENT!");
+	log_err("NO_IMPLEMENT!");
 }
 
 void glFramebuffer::resize(const glm::uvec2 &size)

modules/engine/src/platform/graphics/opengl/graphics_context.cpp

@@ -16,13 +16,8 @@ namespace Light {
 
 glGraphicsContext::glGraphicsContext(GLFWwindow *windowHandle): m_window_handle(windowHandle)
 {
-	// set 'GraphicsAPI'
 	m_graphics_api = GraphicsAPI::OpenGL;
-
-	// make context current
 	glfwMakeContextCurrent(windowHandle);
-
-	// load opengl (glad)
 	lt_assert(gladLoadGL(glfwGetProcAddress), "Failed to initialize opengl (glad)");
 
 	set_debug_message_callback();
@@ -30,13 +25,10 @@ glGraphicsContext::glGraphicsContext(GLFWwindow *windowHandle): m_window_handle(
 
 void glGraphicsContext::log_debug_data()
 {
-	// #todo: log more information
+	log_inf("________________________________________");
-	lt_log(info, "________________________________________");
+	log_inf("GraphicsContext::");
-	lt_log(info, "GraphicsContext::");
+	log_inf("        API     : OpenGL");
-	lt_log(info, "        API     : OpenGL");
+	log_inf("________________________________________");
-	// lt_log(info, "        Version : {}", glGetString(GL_VERSION));
-	// lt_log(info, "        renderer: {}", glGetString(GL_RENDERER));
-	lt_log(info, "________________________________________");
 }
 
 void glGraphicsContext::set_debug_message_callback()
@@ -89,23 +81,25 @@ void glGraphicsContext::set_debug_message_callback()
 
 		    case GL_DEBUG_SEVERITY_MEDIUM:
 		    case GL_DEBUG_SEVERITY_LOW:
-			    lt_log(warn,
+			    log_wrn(
 			        "glMessageCallback: Severity: {} :: Source: {} :: Type: {} :: ID: {}",
 			        Stringifier::glDebugMsgSeverity(severity),
 			        Stringifier::glDebugMsgSource(source),
 			        Stringifier::glDebugMsgType(type),
-			        id);
+			        id
-			    lt_log(warn, "      {}", message);
+			    );
+			    log_wrn("      {}", message);
 			    return;
 
 		    case GL_DEBUG_SEVERITY_NOTIFICATION:
-			    lt_log(trace,
+			    log_wrn(
 			        "Severity: {} :: Source: {} :: Type: {} :: ID: {}",
 			        Stringifier::glDebugMsgSeverity(severity),
 			        Stringifier::glDebugMsgSource(source),
 			        Stringifier::glDebugMsgType(type),
-			        id);
+			        id
-			    lt_log(trace, "        {}", message);
+			    );
+			    log_trc("        {}", message);
 			    return;
 		    }
 	    },

modules/engine/src/platform/graphics/opengl/shader.cpp

@@ -61,8 +61,8 @@ void glShader::un_bind()
 // 	// log error
 // 	if (result.GetCompilationStatus() != shaderc_compilation_status_success)
 // 	{
-// 		lt_log(err, "Failed to compile {} shader at {}...", stage == Shader::Stage::VERTEX ?
+// 		log_err("Failed to compile {} shader at {}...", stage == Shader::Stage::VERTEX ?
-// "vertex" : "pixel", file.GetPath()); 		lt_log(err, "    {}", result.GetErrorMessage());
+// "vertex" : "pixel", file.GetPath()); 		log_err("    {}", result.GetErrorMessage());
 // 	}
 //
 // 	return result;
@@ -94,8 +94,7 @@ auto glShader::compile_shader(std::string source, Shader::Stage stage) -> unsign
 		auto *errorLog = (char *)alloca(logLength);
 		glGetShaderInfoLog(shader, logLength, &logLength, &errorLog[0]);
 
-		lt_log(
+		log_err(
-		    err,
 		    "glShader::glShader: failed to compile {} shader:\n        {}",
 		    stage == Shader::Stage::VERTEX ? "Vertex" : "Pixel",
 		    errorLog
@@ -114,7 +113,7 @@ auto glShader::compile_shader(std::string source, Shader::Stage stage) -> unsign
 			char *infoLog = (char *)alloca(logLength);
 			glGetShaderInfoLog(shader, logLength, &logLength, &infoLog[0]);
 
-			lt_log(warn, infoLog);
+			log_wrn("Shader info: {}", infoLog);
 		}
 	}
 #endif

modules/engine/src/platform/graphics/opengl/user_interface.cpp

@@ -51,12 +51,12 @@ void glUserInterface::end()
 void glUserInterface::log_debug_data()
 {
 	// #todo: improve
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
-	lt_log(info, "UserInterface::");
+	log_inf("UserInterface::");
-	lt_log(info, "       API    : ImGui");
+	log_inf("       API    : ImGui");
-	lt_log(info, "       Version: {}", ImGui::GetVersion());
+	log_inf("       Version: {}", ImGui::GetVersion());
-	lt_log(info, "  GraphicsAPI : OpenGL");
+	log_inf("  GraphicsAPI : OpenGL");
-	lt_log(info, "________________________________________");
+	log_inf("________________________________________");
 }
 
 } // namespace Light

modules/engine/src/scene/scene.cpp

@@ -93,12 +93,12 @@ auto Scene::get_entity_by_tag(const std::string &tag) -> Entity
 	});
 
 	if (entity.is_valid())
-		return entity;
-	else
 	{
-		lt_assert("Scene::get_entity_by_tag: failed to find entity by tag: {}", tag);
+		return entity;
-		return {};
 	}
+
+	lt_assert(false, "Scene::get_entity_by_tag: failed to find entity by tag: {}", tag);
+	return {};
 }
 
 auto Scene::create_entity_with_uuid(

modules/engine/src/utils/file_manager.cpp

@@ -39,9 +39,9 @@ auto FileManager::read_text_file(const std::string &path) -> BasicFileHandle
 	// check
 	if (!file)
 	{
-		lt_log(warn, "Failed to load text file: {}", path);
+		log_wrn("Failed to load text file: {}", path);
 		file.close();
-		return NULL;
+		return nullptr;
 	}
 
 	// fetch file size
@@ -50,7 +50,9 @@ auto FileManager::read_text_file(const std::string &path) -> BasicFileHandle
 	file.seekg(0, std::ios::beg);
 
 	if (!size)
-		lt_log(warn, "Empty text file: {}", path);
+	{
+		log_wrn("Empty text file: {}", path);
+	}
 
 	// read file
 	auto *data = new uint8_t[size];
@@ -75,15 +77,18 @@ auto FileManager::read_image_file(const std::string &path, int32_t desiredCompon
 
 	// check
 	if (!pixels)
-		lt_log(warn, "Failed to load image file: <{}>", path);
+	{
+		log_wrn("Failed to load image file: <{}>", path);
+	}
 	else if (fetchedComponents != desiredComponents)
-		lt_log(
+	{
-		    warn,
+		log_wrn(
 		    "Mismatch of fetched/desired components: <{}> ({}/{})",
 		    name + '.' + extension,
 		    fetchedComponents,
 		    desiredComponents
 		);
+	}
 
 	return ImageFileHandle(
 	    pixels,

modules/engine/src/utils/resource_manager.cpp

@@ -77,7 +77,7 @@ void ResourceManager::release_texture_impl(const std::string &name)
 {
 	if (!m_textures[name])
 	{
-		lt_log(warn, "Failed to find texture named: {}", name);
+		log_wrn("Failed to find texture named: {}", name);
 		return;
 	}
 

modules/engine/src/utils/serializer.cpp

@@ -87,7 +87,9 @@ void SceneSerializer::serialize(const std::string &filePath)
 	{
 		auto entity = Entity { static_cast<entt::entity>(entityID), m_scene.get() };
 		if (!entity.is_valid())
+		{
 			return;
+		}
 
 		serialize_entity(out, entity);
 	};
@@ -98,30 +100,32 @@ void SceneSerializer::serialize(const std::string &filePath)
 
 	auto fout = std::ofstream { filePath };
 	if (!fout.is_open())
-		lt_log(trace, "Failed to create fout at: {}", filePath);
+	{
+		log_trc("Failed to create fout at: {}", filePath);
+	}
 
 	fout << out.c_str();
 }
 
-auto SceneSerializer::deserialize(const std::string &filePath) -> bool
+auto SceneSerializer::deserialize(const std::string &file_path) -> bool
 {
-	auto stream = std::ifstream { filePath };
+	auto stream = std::ifstream { file_path };
 	auto ss = std::stringstream {};
 	ss << stream.rdbuf();
 
 	auto data = YAML::Load(ss.str());
 	if (!data["Scene"])
+	{
 		return false;
+	}
 
 	auto sceneName = data["Scene"].as<std::string>();
-	lt_log(trace, "Deserializing scene: '{}'", sceneName);
+	log_trc("Deserializing scene: '{}'", sceneName);
 
 	auto entities = data["Entities"];
 	if (entities)
 	{
-		/* #TEMPORARY SOLUTION# */
 		auto texturePaths = std::unordered_set<std::string> {};
-		/* #TEMPORARY SOLUTION# */
 
 		for (auto entity : entities)
 		{
@@ -130,14 +134,16 @@ auto SceneSerializer::deserialize(const std::string &filePath) -> bool
 			auto name = std::string {};
 			auto tagComponent = entity["TagComponent"];
 			if (tagComponent)
+			{
 				name = tagComponent["Tag"].as<std::string>();
+			}
 
-			lt_log(trace, "Deserialized entity '{}' : '{}'", uuid, name);
+			log_trc("Deserialized entity '{}' : '{}'", uuid, name);
 
 			auto deserializedEntity = m_scene->create_entity_with_uuid(name, uuid);
 
 			auto gg = deserializedEntity.get_component<TagComponent>();
-			lt_log(trace, gg.tag);
+			log_trc("tag: {}", gg.tag);
 			auto transformComponent = entity["TransformComponent"];
 			if (transformComponent)
 			{
@@ -217,12 +223,12 @@ auto SceneSerializer::deserialize(const std::string &filePath) -> bool
 
 void SceneSerializer::serialize_binary(const std::string &filePath)
 {
-	lt_log(err, "NO_IMPLEMENT");
+	log_err("NO_IMPLEMENT");
 }
 
 auto SceneSerializer::deserialize_binary(const std::string &filePath) -> bool
 {
-	lt_log(err, "NO_IMPLEMENT");
+	log_err("NO_IMPLEMENT");
 	return false;
 }
 

modules/mirror/src/panel/asset_browser.cpp

@@ -113,7 +113,7 @@ void AssetBrowserPanel::on_user_interface_update()
 				    ))
 				{
 					auto serializer = SceneSerializer { m_active_scene };
-					lt_log(info, "Attempting to deserialize: {}", path.string());
+					log_inf("Attempting to deserialize: {}", path.string());
 					serializer.deserialize(path.string());
 				}
 				break;