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No commits in common. "91cdfc1754d316eb9a4e267c89b433c572bc1bc5" and "352a45bce0aedeb0c3fa3518dba89794e4157ad1" have entirely different histories.

34 changed files with 601 additions and 1667 deletions

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@ -7,10 +7,6 @@ set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
include(CMakeDependentOption)
function(toAbsolutePath SETVAR PATHS)
set(PATHS ${PATHS} ${ARGN})
set(RET_VAL "")
@ -32,42 +28,12 @@ if(CMAKE_BUILD_TYPE STREQUAL "Release")
message(STATUS "Targeting Release build")
elseif(CMAKE_BUILD_TYPE STREQUAL "Debug")
message(STATUS "Targeting Debug build")
set(NB_DEBUG_BUILD ON)
set(NB_LOGGING ON)
set(NB_BUILD_TESTS ON)
set(NB_BUILD_DOCS ON)
add_compile_definitions(_NB_BUILD_DEBUG)
endif()
cmake_dependent_option(NB_LOGGING
"Creates a default logger and automatically logs with code locations."
ON
NB_DEBUG_BUILD
OFF
)
cmake_dependent_option(NB_BUILD_TESTS
"Build unit tests"
ON
NB_DEBUG_BUILD
OFF
)
cmake_dependent_option(NB_BUILD_DOCS
"Build documentation"
ON
NB_DEBUG_BUILD
OFF
)
cmake_dependent_option(NBENGINE_INSTALL
"Install NBEngine"
ON
NB_DEBUG_BUILD
OFF
)
cmake_dependent_option(NB_MONITOR_OPENGL_CALLS
"Monitors every OpenGL call for errors"
ON
NB_DEBUG_BUILD
OFF
)
if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
message(STATUS "Building for Windows")
set(NB_TARGET_WINDOWS ON)
@ -82,31 +48,35 @@ if(NB_BUILD_TESTS)
include(FetchContent)
FetchContent_Declare(
gtest
URL https://github.com/google/googletest/archive/refs/heads/main.zip
URL https://github.com/google/googletest/archive/refs/tags/release-1.12.1.zip
)
if (WIN32)
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
FetchContent_MakeAvailable(gtest)
endif()
include(GoogleTest)
set(GTEST_COLOR ON)
set(GLFW_BUILD_TESTS ON CACHE BOOL "" FORCE)
endif()
if (NB_LOGGING)
message(STATUS "Building with automatic logging")
add_compile_definitions(_NB_AUTOLOG)
add_compile_definitions(_NB_CODE_ERROR_LOCATIONS)
endif()
if (NB_TARGET_WINDOWS)
add_compile_definitions(_NB_TARGET_WINDOWS)
endif()
if(NB_TARGET_LINUX)
elseif (NB_TARGET_LINUX)
add_compile_definitions(_NB_TARGET_LINUX)
endif()
get_filename_component(NBENGINE_ROOT ${CMAKE_CURRENT_LIST_DIR} ABSOLUTE)
# External Dep paths
set(GLFW_PATH ../glfw/)
set(GLAD_PATH ../glad/)
get_filename_component(GLFW_PATH ${GLFW_PATH} ABSOLUTE)
get_filename_component(GLAD_PATH ${GLAD_PATH} ABSOLUTE)
add_subdirectory(./engine ${PROJECT_BINARY_DIR}/${CMAKE_BUILD_TYPE})
add_subdirectory(./engine)
# Toggle
set(NB_REBUILD_DOCS)
@ -114,24 +84,3 @@ set(NB_REBUILD_DOCS)
if (NB_BUILD_DOCS)
add_subdirectory(./docs)
endif()
include(CMakePackageConfigHelpers)
configure_package_config_file(
"NBEngineConfig.cmake.in"
"${PROJECT_BINARY_DIR}/cmake/NBEngineConfig.cmake"
INSTALL_DESTINATION ${CMAKE_INSTALL_PREFIX}/cmake
PATH_VARS CMAKE_INSTALL_LIBDIR
)
write_basic_package_version_file(
"${PROJECT_BINARY_DIR}/cmake/NBEngineConfigVersion.cmake"
COMPATIBILITY AnyNewerVersion
)
if (NBENGINE_INSTALL)
include(GNUInstallDirs)
install(FILES
"${PROJECT_BINARY_DIR}/cmake/NBEngineConfig.cmake"
"${PROJECT_BINARY_DIR}/cmake/NBEngineConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_PREFIX}/cmake"
)
endif()

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@ -1,8 +0,0 @@
@PACKAGE_INIT@
set(NBENGINE_PACKAGES
NBCore
NBGraphics
)
foreach(NBENGINE_LIB ${NBENGINE_PACKAGES})
include("${CMAKE_CURRENT_LIST_DIR}/${NBENGINE_LIB}Config.cmake")
endforeach()

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@ -1,30 +1,18 @@
include_directories(./.)
add_subdirectory(./NBCore)
get_target_property(NBCORE_INTERFACE_INCLUDES NBCore INTERFACE_INCLUDE_DIRECTORIES)
include_directories(${NBCORE_INTERFACE_INCLUDES})
#add_subdirectory(./NBEvents)
add_subdirectory(./NBEvents)
add_subdirectory(./NBGraphics)
add_subdirectory(./NBData)
if (NB_CORE_SOURCE OR NB_EVENTS_SOURCE OR NB_GRAPHICS_SOURCE OR NB_DATA_SOURCE)
if (NB_CORE_SOURCE OR NB_EVENTS_SOURCE OR NB_GRAPHICS_SOURCE)
set(NB_SOURCE_FILES "")
list(APPEND NB_SOURCE_FILES
${NB_CORE_SOURCE}
${NB_GRAPHICS_SOURCE}
${NB_EVENTS_SOURCE}
${NB_DATA_SOURCE}
)
list(APPEND NB_SOURCE_FILES ${NB_CORE_SOURCE} ${NB_GRAPHICS_SOURCE} ${NB_EVENTS_SOURCE})
set(NB_SOURCE_FILES ${NB_SOURCE_FILES} PARENT_SCOPE)
endif()
if (NB_CORE_INCLUDE OR NB_EVENTS_INCLUDE OR NB_GRAPHICS_INCLUDE OR NB_DATA_INCLUDE)
if (NB_CORE_INCLUDE OR NB_EVENTS_INCLUDE OR NB_GRAPHICS_INCLUDE)
set(NB_INCLUDE_FILES "")
list(APPEND NB_INCLUDE_FILES
${NB_CORE_INCLUDE}
${NB_GRAPHICS_INCLUDE}
${NB_EVENTS_INCLUDE}
${NB_DATA_INCLUDE}
)
list(APPEND NB_INCLUDE_FILES ${NB_CORE_INCLUDE} ${NB_GRAPHICS_INCLUDE} ${NB_EVENTS_INCLUDE})
set(NB_INCLUDE_FILES ${NB_INCLUDE_FILES} PARENT_SCOPE)
endif()

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@ -2,10 +2,16 @@
#ifndef _NB_ANSI_TERM
#define _NB_ANSI_TERM
#include <array>
#include <cmath>
#include <iomanip>
#include <iostream>
#include <string>
#include <tuple>
#include <type_traits>
#include "TypeTraits.hpp"
/*
----------- TECH DEBT ------------
Idk wtf to do here. This was originally to allow me to print

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@ -1,85 +1,26 @@
cmake_minimum_required(VERSION 3.10)
project(NBCore VERSION 0.1)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
include_directories(./.)
toAbsolutePath(NB_CORE_SOURCE
./src/ErrorsImpl.cpp
./src/Logger.cpp
./src/Errors.cpp
./src/Processes.cpp
./src/StringUtils.cpp
./src/Utils.cpp
./src/Logger.cpp
)
toAbsolutePath(NB_CORE_INCLUDE
./include/NBCore/ANSITerm.hpp
./include/NBCore/DataSink.hpp
./include/NBCore/Errors.hpp
./include/NBCore/ErrorsImpl.hpp
./include/NBCore/Logger.hpp
./include/NBCore/Printer.hpp
./include/NBCore/Processes.hpp
./include/NBCore/StringUtils.hpp
./include/NBCore/ThreadsafeQueue.hpp
./include/NBCore/Types.hpp
./include/NBCore/TypeTraits.hpp
./include/NBCore/Utils.hpp
./ANSITerm.hpp
./DataSink.hpp
./Errors.hpp
./Logger.hpp
./Processes.hpp
./ThreadsafeQueue.hpp
./Types.hpp
./TypeTraits.hpp
)
set(NB_CORE_SOURCE ${NB_CORE_SOURCE} PARENT_SCOPE)
set(NB_CORE_INCLUDE ${NB_CORE_INCLUDE} PARENT_SCOPE)
add_library(NBCore ${NB_CORE_SOURCE})
add_library(NBEngine::Core ALIAS NBCore)
target_include_directories(NBCore
PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
PUBLIC "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
)
export(
TARGETS NBCore
FILE "${CMAKE_BINARY_DIR}/cmake/NBCoreTargets.cmake"
NAMESPACE NBEngine::
)
configure_package_config_file(
"NBCoreConfig.cmake.in"
"${CMAKE_BINARY_DIR}/cmake/NBCoreConfig.cmake"
INSTALL_DESTINATION "${CMAKE_INSTALL_PREFIX}/cmake"
PATH_VARS CMAKE_INSTALL_LIBDIR
)
write_basic_package_version_file(
"${CMAKE_BINARY_DIR}/cmake/NBCoreConfigVersion.cmake"
COMPATIBILITY AnyNewerVersion
)
if (NBENGINE_INSTALL)
message("Installing NBCore to ${CMAKE_INSTALL_PREFIX}")
install(
TARGETS NBCore
EXPORT NBCoreTargets
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib
INCLUDES DESTINATION include
)
install(
DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/include/NBCore"
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
FILES_MATCHING PATTERN "*.h" PATTERN "*.hpp"
)
install(
EXPORT NBCoreTargets
DESTINATION "${CMAKE_INSTALL_PREFIX}/cmake"
NAMESPACE NBEngine::
)
install(FILES
"${CMAKE_BINARY_DIR}/cmake/NBCoreConfig.cmake"
"${CMAKE_BINARY_DIR}/cmake/NBCoreConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_PREFIX}/CMake"
)
endif()
if (NB_BUILD_TESTS)
add_subdirectory(./tests)

133
engine/NBCore/DataSink.hpp Normal file
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@ -0,0 +1,133 @@
#pragma once
#ifndef _NB_DATASINK
#define _NB_DATASINK
#include <thread>
#include "ThreadSafeQueue.hpp"
namespace nb {
template<typename DataType>
class DataSink {
public:
DataSink(const DataSink&) = delete;
DataSink(DataSink&&) = delete;
DataSink& operator=(const DataSink&) = delete;
virtual bool isRunning() const noexcept {
return _running;
}
virtual bool stop() noexcept = 0;
virtual bool run() = 0;
virtual bool in(const DataType&) = 0;
protected:
DataSink() = default;
std::atomic<bool> _running;
};
template<typename DataType, typename BufferType, typename ProcessorType>
class BufferedDataProcessor : public DataSink<DataType> {
using Base = DataSink<DataType>;
public:
using Base::Base;
bool stop() noexcept { return type_ptr->stop(); }
bool run() { return type_ptr->run(); }
bool in(const DataType& val) { return type_ptr->in(val); }
protected:
unsigned int count() const {
return type_ptr->count();
}
void push(const DataType& val) {
type_ptr->push(val);
}
DataType pop() {
return type_ptr->pop();
}
void flush() {
type_ptr->flush();
}
void clear() {
type_ptr->clear();
}
bool process(const DataType& val) {
return type_ptr->process(val);
}
using Base::_running;
BufferType _buffer;
private:
ProcessorType* const type_ptr = static_cast<ProcessorType*>(this);
};
template<typename DataType, typename ProcessorType>
class MultithreadedDataProcessor
: public BufferedDataProcessor<DataType, ThreadsafeQueue<DataType>, ProcessorType> {
using Base = BufferedDataProcessor<DataType, ThreadsafeQueue<DataType>, ProcessorType>;
public:
~MultithreadedDataProcessor() { type_ptr->stop(); }
bool isRunning() const noexcept override {
return this->_running && (_runningThread!=nullptr);
}
bool run() {
if (!type_ptr->isRunning()) {
this->_running = true;
_runningThread = std::make_shared<std::thread>([&]{
while(type_ptr->isRunning()) {
flush();
}
});
}
return this->isRunning();
}
bool stop() noexcept override {
if (type_ptr->isRunning()) {
this->_running = false;
_runningThread->join();
_runningThread = nullptr;
}
return !type_ptr->isRunning();
}
protected:
using Base::Base;
unsigned int count() const {
return this->_buffer.size();
}
void push(const DataType& val) {
this->_buffer.push(val);
};
DataType pop() {
std::shared_ptr<DataType> event;
this->_buffer.pop(event);
this->process(*event);
return *event;
}
void flush() {
while(type_ptr->count()) {
pop();
}
}
void clear() {
this->_buffer.empty();
}
std::shared_ptr<std::thread> _runningThread;
private:
ProcessorType* type_ptr = static_cast<ProcessorType*>(this);
};
} // namespace nb
#endif // _NB_DATASINK

139
engine/NBCore/Errors.hpp Normal file
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@ -0,0 +1,139 @@
#pragma once
#ifndef _NB_ERROR
#define _NB_ERROR
#include <exception>
#include <memory>
#include <string>
#include <type_traits>
#include <unordered_map>
#ifndef THROW_WITH_INFO
#ifdef CODE_ERROR_LOCATIONS
#define THROW_WITH_INFO(type, ...) throw type(__VA_ARGS__, __LINE__, __FILE__)
#else
#define THROW_WITH_INFO(type, ...) throw type(__VA_ARGS__)
#endif // CODE_ERROR_LOCATIONS
#endif // THROW_WITH_INFO
#ifndef THROW
#ifdef LOGGING
#define THROW_WTIH_INFO(type, ...) throw type(__VA_ARGS__, __LINE__, __FILE__)
#else
#define THROW(...) THROW_WITH_INFO(__VA_ARGS__)
#endif // LOGGING
#endif // THROW
namespace nb {
typedef std::unordered_map<unsigned int, const char*> ErrorCodeMap;
template<class ErrorType>
class ErrorBase : public std::exception {
public:
ErrorBase(
const unsigned int code,
unsigned int line=0,
std::string filename=""
) noexcept : ErrorBase(
code,
ErrorBase<ErrorType>::lookup(code),
line,
filename
) {}
ErrorBase(
const unsigned int code,
const std::exception& trace,
unsigned int line=0,
std::string filename=""
) noexcept : ErrorBase(
code,
ErrorBase<ErrorType>::lookup(code),
trace,
line,
filename
) {}
static std::string lookup(unsigned int);
unsigned int code() const noexcept {
return static_cast<const ErrorType*>(this)->_code;
};
virtual const char* what() const noexcept override final { return _msg.c_str(); };
protected:
ErrorBase() = default;
ErrorBase(
const unsigned int code,
std::string msg,
unsigned int line=0,
std::string filename=""
) noexcept : _code{code}, _msg{""} {
static_assert(std::is_same<const std::unordered_map<unsigned int, const char*>, decltype(ErrorType::ErrorMessages)>::value,
"const std::unordered_map<unsigned int, const char*> ErrorMessages must be "
"a class member."
);
static_assert(std::is_enum_v<typename ErrorType::ErrorCodes>, "enum ErrorCodes must be a class member.");
static_assert(std::is_same<std::underlying_type_t<typename ErrorType::ErrorCodes>, unsigned int>::value,
"enum ErrorCodes must be of underlying type unsigned int."
);
static_assert(std::is_same<const std::string, decltype(ErrorType::type)>::value,
"const std::string type must be a class member."
);
_msg += std::string(ErrorType::type);
_msg += "[" + std::to_string(_code) + "]";
if (line && filename.size()) {
_msg += " in \'" + filename + "\':" + std::to_string(line);
}
_msg += "\n " + msg;
}
ErrorBase(
const unsigned int code,
std::string msg,
const std::exception& trace,
unsigned int line=0,
std::string filename=""
) noexcept : ErrorBase(code, msg, line, filename) {
std::string what_msg(trace.what());
std::string::size_type newline_pos=-1;
while((newline_pos=what_msg.find("\n", newline_pos+1))!= std::string::npos) {
what_msg.replace(newline_pos, 1, "\n ");
}
_msg += "\n Trace - " + what_msg;
}
unsigned int _code;
std::string _msg;
};
class Error : public ErrorBase<Error> {
public:
enum ErrorCodes : unsigned int {
GENERAL, UNDEFINED, BADERRORCODE
};
using ErrorBase<Error>::ErrorBase;
friend ErrorBase<Error>;
protected:
static const std::string type;
static const ErrorCodeMap ErrorMessages;
};
template<class ErrorType>
std::string ErrorBase<ErrorType>::lookup(unsigned int code) {
for (auto kv : ErrorType::ErrorMessages) {
if (kv.first==code) {
return std::string(kv.second);
}
}
throw Error(Error::ErrorCodes::BADERRORCODE);
}
} // namespace nb
#endif // _NB_ERROR

143
engine/NBCore/Logger.hpp Normal file
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@ -0,0 +1,143 @@
#pragma once
#ifndef _NB_LOGGER
#define _NB_LOGGER
#include <atomic>
#include <chrono>
#include <iomanip>
#include <ostream>
#include <thread>
#include <type_traits>
#include <unordered_map>
#include <vector>
#include "DataSink.hpp"
#include "Processes.hpp"
#include "ThreadSafeQueue.hpp"
#include "TypeTraits.hpp"
namespace nb {
typedef std::chrono::time_point<
std::chrono::system_clock,
std::chrono::nanoseconds
> LoggerTimePoint;
struct LogEvent{
const LoggerTimePoint time;
const unsigned char lvl;
const std::string msg;
const std::thread::id tid;
const uint64_t pid;
};
typedef std::string (*LogProcessFunction)(const LoggerTimePoint&, const std::string&);
typedef std::unordered_map<uint8_t, LogProcessFunction> LogProcessFunctionMap;
template<typename LogType, typename Logger, typename ST=std::ostream*>
class LoggerBase
: public MultithreadedDataProcessor<LogType, Logger>{
using StreamType = ST;
using LoggerType = Logger;
using Base = MultithreadedDataProcessor<LogType, LoggerType>;
public:
bool run() {
if (!type_ptr->isRunning()) {
this->_running = true;
this->_runningThread = std::make_shared<std::thread>([&]{
while(type_ptr->isRunning()) {
type_ptr->flush();
}
type_ptr->flush();
});
}
return type_ptr->isRunning();
}
protected:
LoggerBase() = default;
StreamType _ostream;
private:
LoggerType* type_ptr = static_cast<LoggerType*>(this);
};
template <typename LT>
class DebugLogger : public LoggerBase<LogEvent, LT, std::vector<std::ostream*>>{
using StreamType = std::vector<std::ostream*>;
using LoggerType = LT;
using Base = LoggerBase<LogEvent, LoggerType, StreamType>;
public:
template<typename... ST>
DebugLogger(ST&... streams) : _ostream(nb::RefPackToPtrVec<std::ostream, ST...>(streams...).vec) {}
~DebugLogger() { type_ptr->stop(); }
void log(const std::string& msg, const uint8_t& lvl=0xFF) {
type_ptr->push(LogEvent{
std::chrono::system_clock::now(),
lvl,
msg,
std::this_thread::get_id(),
GetPID(),
});
}
template <size_t N>
void log(char const(&msg) [N], const uint8_t& lvl=0xFF) {
type_ptr->log(std::string(msg), lvl);
}
void log(const std::exception& err, const uint8_t& lvl=0xFF) {
type_ptr->log(err.what(), lvl);
}
template<typename U>
void warn(const U& val, const uint8_t& lvl=0x01) { type_ptr->log(val, lvl); }
template<typename U>
void error(const U& val) { type_ptr->log(val, 0xFF); }
protected:
std::vector<std::ostream*> _ostream;
private:
LoggerType* type_ptr = static_cast<LoggerType*>(this);
};
class DefaultDebugLogger : public DebugLogger<DefaultDebugLogger> {
using LoggerType = DefaultDebugLogger;
using Base = DebugLogger<DefaultDebugLogger>;
template <typename... Ts>
struct LogRow;
public:
using Base::Base;
~DefaultDebugLogger() { stop(); }
friend class BufferedDataProcessor<LogEvent, ThreadsafeQueue<LogEvent>, DefaultDebugLogger>;
template <typename STR, typename... Ts>
friend STR& operator<<(STR&, const DefaultDebugLogger::LogRow<Ts...>&);
protected:
using Base::_ostream;
bool process(const LogEvent& msg) {
for (const auto os : this->_ostream) {
*os << msg.lvl << "\t|\t" << msg.msg << "\n";
}
return true;
}
};
extern DefaultDebugLogger logger;
// Taking Charge of Adult ADHD by Russell Barkley
} // namespace nb
#endif // _NB_LOGGER

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@ -1,2 +0,0 @@
@PACKAGE_INIT@
include("${CMAKE_CURRENT_LIST_DIR}/NBCoreTargets.cmake")

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@ -7,8 +7,6 @@
namespace nb {
uint64_t GetPID();
uint64_t getTID();
} // namespace nb

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@ -0,0 +1,75 @@
#pragma once
#ifndef _NB_TYPE_TRAITS
#define _NB_TYPE_TRAITS
#include <type_traits>
namespace nb {
template<std::size_t N=0, typename Func, typename... Pack>
inline typename std::enable_if<N==sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>&, Func) {}
template<std::size_t N=0, typename Func, typename... Pack>
inline typename std::enable_if<N < sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>& tup, Func f) {
f(N, std::get<N>(tup));
ForEach<N+1, Func, Pack...>(tup, f);
}
template<std::size_t N=0, typename Func, typename Args, typename... Pack>
inline typename std::enable_if<N==sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>&, Func, const Args&) {}
template<std::size_t N=0, typename Func, typename Args, typename... Pack>
inline typename std::enable_if<N < sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>& tup, Func f, const Args& arg) {
f(N, std::get<N>(tup), arg);
ForEach<N+1, Func, Args, Pack...>(tup, f, arg);
}
template <typename T, typename Pack1, typename... Pack>
struct RefPackToPtrVec {
RefPackToPtrVec(std::vector<T*> _vec, Pack1& p1, Pack&... packs)
: vec(_vec) {
static_assert(std::is_base_of<T, Pack1>::value);
vec.push_back(&p1);
vec = RefPackToPtrVec<T, Pack...>(vec, packs...).vec;
}
RefPackToPtrVec(Pack1& p1, Pack&... packs)
: RefPackToPtrVec({}, p1, packs...) {}
std::vector<T*> vec;
};
template <typename T, typename Pack>
struct RefPackToPtrVec<T, Pack> {
RefPackToPtrVec(std::vector<T*> _vec, Pack& p1)
: vec(_vec) {
static_assert(std::is_base_of<T, Pack>::value);
vec.push_back(&p1);
}
RefPackToPtrVec(Pack& p1)
: RefPackToPtrVec({}, p1) {}
std::vector<T*> vec;
};
template <typename T, typename... Pack>
struct PackIsSameType;
template <typename T, typename PackType>
struct PackIsSameType<T, PackType> {
const bool value = std::is_base_of<T, PackType>::value;
};
template <typename T, typename FirstPack, typename... Pack>
struct PackIsSameType<T, FirstPack, Pack...> {
const bool value = std::is_base_of<T, FirstPack>::value && PackIsSameType<T, Pack...>::value;
};
} // namespace nb
#endif // _NB_TYPE_TRAITS

25
engine/NBCore/Types.hpp Normal file
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@ -0,0 +1,25 @@
#pragma once
#ifndef _NB_CORE_TYPES
#define _NB_CORE_TYPES
#include <vector>
namespace nb {
template<typename T>
T swapEndian(const T& val) {
T ret;
const int size = sizeof(T);
auto retLoc = static_cast<void*>(&ret);
auto valLoc = static_cast<const void*>(&val);
for (int i = 0; i < size; ++i) {
memcpy(retLoc+i, valLoc+(size-i-1), 1);
}
return ret;
}
using ByteVector = std::vector<uint8_t>;
} // namespace nb
#endif // _NB_CORE_TYPES

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@ -1,184 +0,0 @@
#pragma once
#ifndef _NB_DATASINK
#define _NB_DATASINK
#include <atomic>
#include <thread>
#include <utility>
#include <NBCore/ThreadSafeQueue.hpp>
namespace nb {
template<typename DataType>
class DataSink {
public:
DataSink(const DataSink&) = delete;
DataSink(DataSink&&) = delete;
DataSink& operator=(const DataSink&) = delete;
virtual bool isRunning() const noexcept {
std::atomic_thread_fence(std::memory_order_acquire);
return _running.load(std::memory_order_acquire);
}
virtual bool stop() noexcept = 0;
virtual bool run() = 0;
virtual bool in(const DataType&) = 0;
protected:
DataSink() {
_running.store(false, std::memory_order_release);
}
std::atomic<bool> _running;
};
template<typename DataType, typename SinkTypes=DataSink<DataType>>
class MultiSink : public DataSink<DataType> {
protected:
using Base = DataSink<DataType>;
using SinkPtr = std::shared_ptr<SinkTypes>;
using Base::_running;
std::vector<SinkPtr> _sinks;
public:
MultiSink(std::vector<SinkPtr> sinks={}) : _sinks(sinks) {}
virtual void addSink(SinkPtr sink) {
_sinks.push_back(sink);
}
virtual std::vector<SinkPtr>& getSinks() { return _sinks; }
bool isRunning() const noexcept override {
return Base::isRunning();
}
bool stop() noexcept override {
_running.store(false, std::memory_order_release);
for (auto& sink : _sinks) {
sink->stop();
}
return isRunning();
}
bool run() override {
_running.store(true, std::memory_order_release);
for (auto& sink : _sinks) {
sink->run();
}
return isRunning();
}
bool in(const DataType& data) override {
if (isRunning()) {
bool success = true;
for (auto& sink : _sinks) {
success &= sink->in(data);
}
return success;
}
return false;
}
};
template<typename DataType, typename BufferType, typename ProcessorType>
class BufferedDataProcessor : public DataSink<DataType> {
private:
ProcessorType* const type_ptr = static_cast<ProcessorType*>(this);
protected:
using Base = DataSink<DataType>;
using Base::_running;
BufferType _buffer;
virtual unsigned int count() const {
return type_ptr->count();
}
virtual bool pop(std::shared_ptr<DataType> ret) {
return type_ptr->pop(ret);
}
virtual void flush() {
type_ptr->flush();
}
virtual void clear() {
type_ptr->clear();
}
virtual bool process(const DataType& val) = 0;
public:
using Base::Base;
virtual bool stop() noexcept override { return type_ptr->stop(); }
virtual bool run() override { return type_ptr->run(); }
virtual bool in(const DataType& val) override { return type_ptr->in(val); }
};
template<typename DataType, typename ProcessorType>
class MultithreadedDataProcessor
: public BufferedDataProcessor<DataType, ThreadsafeQueue<DataType>, ProcessorType> {
private:
ProcessorType* const type_ptr = static_cast<ProcessorType*>(this);
std::mutex _pause;
protected:
using Base = BufferedDataProcessor<DataType, ThreadsafeQueue<DataType>, ProcessorType>;
using Base::Base;
using Base::process;
using Base::_running;
std::shared_ptr<std::thread> _runningThread;
virtual unsigned int count() const override {
return type_ptr->_buffer.size();
}
virtual bool pop(std::shared_ptr<DataType> ret=nullptr) override {
type_ptr->_buffer.pop(ret);
return this->process(*ret);
}
virtual bool popBlock(std::shared_ptr<DataType> ret=nullptr) {
ret = type_ptr->_buffer.popBlock();
return this->process(*ret);
}
virtual void flush() override {
while(type_ptr->count()) {
type_ptr->pop();
}
}
virtual void clear() override {
type_ptr->_buffer.empty();
}
virtual std::unique_lock<std::mutex> pause() {
return std::move(std::unique_lock<std::mutex>(_pause));
}
public:
using Base::isRunning;
virtual ~MultithreadedDataProcessor() { type_ptr->stop(); }
bool run() override {
if (!type_ptr->isRunning()) {
_running.store(true, std::memory_order_release);
_runningThread = std::make_shared<std::thread>([&]{
while(type_ptr->isRunning()) {
std::lock_guard<std::mutex> lock(_pause);
type_ptr->flush();
}
type_ptr->flush();
type_ptr->stop();
});
}
return type_ptr->isRunning();
}
bool stop() noexcept override {
if (type_ptr->isRunning()) {
_running.store(false, std::memory_order_release);
if (_runningThread) {
_runningThread->join();
_runningThread = nullptr;
}
type_ptr->flush();
}
return !type_ptr->isRunning();
}
bool in(const DataType& val) override {
type_ptr->_buffer.push(val);
return type_ptr->isRunning();
}
};
} // namespace nb
#endif // _NB_DATASINK

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#pragma once
#ifndef _NB_ERROR
#define _NB_ERROR
#include <NBCore/ErrorsImpl.hpp>
#include <NBCore/Logger.hpp>
namespace nb {
#ifdef _NB_AUTOLOG
#ifndef LOG_W_CODE_LOC
#define LOG_W_CODE_LOC(file, line, args...) nb::logger.msg(args, file, line)
#endif // LOG_W_CODE_LOC
#ifndef WARN_W_CODE_LOC
#define WARN_W_CODE_LOC(file, line, args...) nb::logger.warn(args, file, line)
#endif // WARN_W_CODE_LOC
#ifndef ERROR_W_CODE_LOC
#define ERROR_W_CODE_LOC(file, line, args...) nb::logger.error(args, file, line)
#endif // ERROR_W_CODE_LOC
#ifdef _NB_CODE_ERROR_LOCATIONS
#ifndef LOG
#define LOG(arg) LOG_W_CODE_LOC(__FILE__, __LINE__, arg)
#endif // LOG
#ifndef WARN
#define WARN(args...) WARN_W_CODE_LOC(__FILE__, __LINE__, args)
#endif // WARN
#ifndef ERROR
#define ERROR(arg) ERROR_W_CODE_LOC(__FILE__, __LINE__, arg)
#endif // ERROR
#else
#ifndef LOG
#define LOG(args) nb::logger.msg(args)
#endif // LOG
#ifndef WARN
#define WARN(args...) nb::logger.warn(args)
#endif // WARN
#ifndef ERROR
#define ERROR(args) nb::logger.error(args)
#endif // ERROR
#endif // _NB_CODE_ERROR_LOCATIONS
#ifndef THROW_W_CODE_LOC
#define THROW_W_CODE_LOC(file, line, args...) ERROR_W_CODE_LOC(file, line, args); throw args
#endif // THROW_W_CODE_LOC
#else
#ifndef LOG
#define LOG(args)
#endif // LOG
#ifndef WARN
#define WARN(args...)
#endif // WARN
#ifndef ERROR
#define ERROR(args)
#endif // ERROR
#endif // _NB_AUTOLOG
#ifndef THROW
#ifdef _NB_AUTOLOG
#define THROW(args...) THROW_W_CODE_LOC(__FILE__, __LINE__, args)
#else
#define THROW(args...) throw args
#endif // _NB_AUTOLOG
#endif // THROW
} // namespace nb
#endif // _NB_ERROR

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#pragma once
#ifndef _NB_ERRORS_IMPL
#define _NB_ERRORS_IMPL
#include <exception>
#include <memory>
#include <string>
#include <type_traits>
#include <NBCore/StringUtils.hpp>
#include <NBCore/Utils.hpp>
namespace nb {
using ErrorCodeMap = ConstantMap<unsigned int, std::string>;
class ErrorBase {
protected:
public:
const unsigned int code;
const std::string msg;
const std::string type;
const std::shared_ptr<ErrorBase> trace;
ErrorBase(const ErrorBase&) = default;
ErrorBase(const std::exception&) noexcept;
virtual std::string what() const noexcept {
std::string ret = msg;
if (trace) {
std::string trace_msg = trace->what();
ret += NEWLINE + indent_strblock(
trace_msg,
TABOVER,
TABOVER+"Trace: "
);
}
return ret;
}
protected:
ErrorBase(
unsigned int code_,
std::string msg_,
std::string type_,
std::shared_ptr<ErrorBase> trace_
) noexcept :
code(code_),
msg(msg_),
type(type_),
trace{trace_}
{}
};
template <class ErrorType=NoneType>
class Error : public ErrorBase {
private:
void inline check_asserts() {
static_assert(std::is_same<const ErrorCodeMap, decltype(ErrorType::ErrorMessages)>::value,
"const std::unordered_map<unsigned int, const char*> ErrorMessages must be "
"a class member."
);
static_assert(std::is_enum_v<typename ErrorType::Codes>, "enum Codes must be a class member.");
static_assert(std::is_same<std::underlying_type_t<typename ErrorType::Codes>, unsigned int>::value,
"enum Codes must be of underlying type unsigned int."
);
static_assert(std::is_same<const std::string, decltype(ErrorType::type)>::value,
"const std::string type must be a class member."
);
}
public:
using ErrorBase::ErrorBase;
Error(
unsigned int code_,
const ErrorBase& trace_
) noexcept : ErrorBase(
code_,
ErrorType::ErrorMessages[code_],
ErrorType::type,
std::make_shared<ErrorBase>(trace_)
) { check_asserts(); }
Error(
std::string msg_,
const ErrorBase& trace_
) noexcept : ErrorBase(
ErrorType::Codes::UNDEFINED,
msg_,
ErrorType::type,
std::make_shared<ErrorBase>(trace_)
) { check_asserts(); }
Error(unsigned int code_) noexcept : ErrorBase(
code_,
ErrorType::ErrorMessages[code_],
ErrorType::type,
nullptr
) { check_asserts(); }
Error(std::string msg_) noexcept : ErrorBase(
ErrorType::Codes::UNDEFINED,
msg_,
ErrorType::type,
nullptr
) { check_asserts(); }
Error(
unsigned int code_,
const std::string& note_,
const ErrorBase& trace_
) noexcept : ErrorBase(
code_,
ErrorType::ErrorMessages[code_] + " (" + note_ + ")",
ErrorType::type,
std::make_shared<ErrorBase>(trace_)
) { check_asserts(); }
Error(unsigned int code_, const std::string& note_) noexcept : ErrorBase(
code_,
ErrorType::ErrorMessages[code_] + " (" + note_ + ")",
ErrorType::type,
nullptr
) { check_asserts(); }
using ErrorBase::what;
using ErrorBase::code;
using ErrorBase::msg;
using ErrorBase::trace;
using ErrorBase::type;
};
template<>
class Error<NoneType> : public Error<Error<NoneType>> {
protected:
using Base = Error<Error<NoneType>>;
public:
using Base::what;
using Base::code;
using Base::trace;
using Base::Base;
enum Codes : unsigned int {
STANDARD, UNDEFINED, OUT_OF_RANGE, VALUE_ERROR, OVERWRITE_ERROR
};
inline static const std::string type = "nb::Error";
inline static const ErrorCodeMap ErrorMessages = {
{STANDARD, "std::exception"},
{UNDEFINED, "Error"},
{OUT_OF_RANGE, "Out-of-range error"},
{VALUE_ERROR, "Invalid value"},
{OVERWRITE_ERROR, "Attempting to overwrite managed data"}
};
Error(unsigned int code_=1) noexcept : Base(code_) {}
Error(const std::exception& err) : Base(
STANDARD,
std::string(err.what()),
"std::exception",
nullptr
) {}
};
template<typename... Args>
Error(Args...) -> Error<NoneType>;
} // namespace nb
#endif // _NB_ERRORS_IMPL

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#pragma once
#ifndef _NB_LOGGER
#define _NB_LOGGER
#include <chrono>
#include <thread>
#include <unordered_map>
#include <vector>
#include <NBCore/DataSink.hpp>
#include <NBCore/ErrorsImpl.hpp>
#include <NBCore/Printer.hpp>
#include <NBCore/Processes.hpp>
#include <NBCore/ThreadSafeQueue.hpp>
#include <NBCore/TypeTraits.hpp>
namespace nb {
class ErrorBase;
typedef std::chrono::time_point<
std::chrono::system_clock,
std::chrono::nanoseconds
> LoggerTimePoint;
typedef std::string (*LogProcessFunction)(const LoggerTimePoint&, const std::string&);
typedef std::unordered_map<uint8_t, LogProcessFunction> LogProcessFunctionMap;
template<typename LogType, typename Logger>
class LoggerBase : public MultithreadedDataProcessor<LogType, Logger>{
private:
Logger* const type_ptr = static_cast<LoggerType*>(this);
protected:
using LoggerType = Logger;
using Base = MultithreadedDataProcessor<LogType, LoggerType>;
using SinkType = DataSink<LogType>;
using Base::process;
std::shared_ptr<SinkType> _logsink;
LoggerBase(std::shared_ptr<SinkType> sink) : _logsink(sink) {}
public:
using Base::flush;
bool run() override {
_logsink->run();
return Base::run();
}
using Base::pause;
bool stop() noexcept override {
auto ret = Base::stop();
_logsink->stop();
return ret;
}
};
struct LogEvent{
const LoggerTimePoint time;
const unsigned char lvl;
const std::string msg;
const std::thread::id tid;
const uint64_t pid;
const std::string file="";
const unsigned int line=0;
};
class LogEventHandler : public DataSink<LogEvent> {
protected:
using Base = DataSink<LogEvent>;
using Base::_running;
std::atomic<uint8_t> _logLevel;
public:
using Base::isRunning;
LogEventHandler(uint8_t logging_level=0x01);
virtual uint8_t logLevel(uint8_t);
virtual uint8_t logLevel() const;
bool stop() noexcept override;
bool run() override;
};
template <typename LT>
class DebugLogger : public LoggerBase<LogEvent, LT>{
private:
LT* const type_ptr = static_cast<LT*>(this);
protected:
using LoggerType = LT;
using Base = LoggerBase<LogEvent, LoggerType>;
using SinkType = LogEventHandler;
using SinkPtr = std::shared_ptr<SinkType>;
using Distributor = MultiSink<LogEvent, LogEventHandler>;
using Base::_logsink;
using Base::process;
std::atomic<uint8_t> _loglvl;
virtual void write_message(
std::string msg,
uint8_t lvl=0x00,
std::string file="",
unsigned int line=0
) {
type_ptr->in(LogEvent{
std::chrono::system_clock::now(),
lvl,
msg,
std::this_thread::get_id(),
GetPID(),
file,
line
});
}
template <size_t N>
void write_message(
char const(&msg) [N],
uint8_t lvl=0x00,
std::string file="",
unsigned int line=0
) {
this->write_message(std::string(msg), lvl, file, line);
}
void write_message(
const ErrorBase& err,
uint8_t lvl=0x00,
std::string file="",
unsigned int line=0
) {
this->write_message(err.what(), lvl, file, line);
}
template<typename U>
std::enable_if_t<std::is_integral_v<U>, void> write_message(
const U& val,
uint8_t lvl=0x00,
std::string file="",
unsigned int line=0
) {
this->write_message(std::to_string(val), lvl, file, line);
}
public:
DebugLogger(std::vector<SinkPtr> sinks={}) : Base(
std::static_pointer_cast<DataSink<LogEvent>>(std::make_shared<Distributor>())
) {
for (auto sink : sinks) {
addLogHandler(sink);
}
}
~DebugLogger() { static_cast<LoggerType*>(this)->stop(); }
void addLogHandler(SinkPtr sink) {
auto multsink = std::static_pointer_cast<Distributor>(_logsink);
multsink->addSink(sink);
}
uint8_t minimalLogLevel() const {
return _loglvl.load(std::memory_order_acquire);
}
uint8_t minimalLogLevel(uint8_t level) {
_loglvl.store(level, std::memory_order_release);
auto multsink = std::static_pointer_cast<Distributor>(_logsink);
for (auto& sink : multsink->getSinks()) {
if (sink->logLevel() < level) {
sink->logLevel(level);
}
}
return minimalLogLevel();
}
template<typename U>
void msg(
U val,
std::string file="",
unsigned int line=0
) { this->write_message(val, 0x00, file, line); }
template<typename U>
void warn(
U val,
uint8_t lvl=0x01,
std::string file="",
unsigned int line=0
) { this->write_message(val, lvl, file, line); }
void error(
const ErrorBase& val,
std::string file="",
unsigned int line=0
) {
this->write_message(val, 0xFF, file, line);
auto lock = this->pause();
this->flush();
}
void error(
const std::string& val,
std::string file="",
unsigned int line=0
) {
this->write_message(Error<>(val), 0xFF, file, line);
auto lock = this->pause();
this->flush();
}
};
class DefaultTerminalLogEventPrinter : public LogEventHandler {
protected:
using Base = LogEventHandler;
using Base::_running;
public:
using Base::isRunning;
using Base::logLevel;
using Base::stop;
using Base::run;
using Base::Base;
bool in(const LogEvent&) override;
};
class DefaultDebugLogger : public DebugLogger<DefaultDebugLogger> {
protected:
using LoggerType = DefaultDebugLogger;
using Base = DebugLogger<DefaultDebugLogger>;
using MultiLogSink = MultiSink<LogEvent>;
using SinkPtr = std::shared_ptr<LogEventHandler>;
using Base::_logsink;
using Base::write_message;
virtual bool process(const LogEvent& msg) override;
public:
using Base::Base;
using Base::msg;
using Base::warn;
using Base::error;
using Base::addLogHandler;
using Base::minimalLogLevel;
DefaultDebugLogger(std::vector<SinkPtr> sinks={}) : Base(sinks) {}
~DefaultDebugLogger() { stop(); }
friend class BufferedDataProcessor<LogEvent, ThreadsafeQueue<LogEvent>, DefaultDebugLogger>;
};
extern const bool LOGGER_RUNNING;
extern const bool LOGGER_RUNNING;
#ifdef _NB_AUTOLOG
extern DefaultDebugLogger logger;
#endif // _NB_AUTOLOG
// Taking Charge of Adult ADHD by Russell Barkley
} // namespace nb
#endif // _NB_LOGGER

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#pragma once
#ifndef _NB_PRINTER
#define _NB_PRINTER
#include <condition_variable>
#include <iostream>
#include <memory>
#include <mutex>
namespace nb {
template<typename STREAM, typename PrinterType>
class Printer {
private:
PrinterType* const type_ptr = static_cast<PrinterType*>(this);
protected:
STREAM& _stream;
Printer(STREAM* const stream_) : _stream(stream_) {}
public:
template<typename T>
PrinterType& operator<<(const T& val_) {
(*type_ptr) << val_;
return type_ptr;
}
};
class Terminal : public Printer<decltype(std::cout), Terminal> {
private:
Terminal* const type_ptr = static_cast<Terminal*>(this);
using MutexLock = std::lock_guard<std::mutex>;
protected:
using Base = Printer<decltype(std::cout), Terminal>;
using Base::_stream;
std::mutex _mutex;
public:
using Base::Base;
template<typename T>
Terminal& operator<<(const T& val_) {
MutexLock lock(_mutex);
_stream << val_;
return *type_ptr;
}
};
} // namespace nb
#endif // _NB_PRINTER

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#pragma once
#ifndef _NB_STRING_UTILS
#define _NB_STRING_UTILS
#include <string>
#include <string_view>
#include <NBCore/TypeTraits.hpp>
namespace nb {
#ifdef _NB_TARGET_WINDOWS
inline static const std::string NEWLINE = "\n";
inline static const std::wstring WNEWLINE = L"\n";
#endif // _NB_TARGET_WINDOWS
#ifdef _NB_TARGET_LINUX
inline const std::string NEWLINE = "\n";
inline const std::wstring WNEWLINE = L"\n";
#endif // _NB_TARGET_LINUX
const std::string TABOVER = " ";
template <typename T = char>
std::basic_string<T> find_and_replace(
ExplicitType_t<std::basic_string<T>> original,
ExplicitType_t<std::basic_string_view<T>> find,
ExplicitType_t<std::basic_string_view<T>> replace
) {
using StringType = std::basic_string<T>;
StringType ret(original);
std::size_t find_len = find.length();
std::size_t replace_len = replace.length();
std::size_t currpos = 0;
while(true) {
currpos = ret.find(find, currpos);
if (currpos == StringType::npos) {
break;
}
ret = ret.erase(currpos, find_len);
ret = ret.insert(currpos, replace);
currpos += replace_len;
}
return ret;
}
std::string indent_strblock(
std::string block,
std::string prepend,
std::string topIndent
);
std::string indent_strblock(
std::string block,
std::string prepend
);
} // namespace nb
#endif // _NB_STRING_UTILS

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#pragma once
#ifndef _NB_TYPE_TRAITS
#define _NB_TYPE_TRAITS
#include <tuple>
#include <type_traits>
#include <vector>
namespace nb {
namespace detail {
template <
class Default,
class AlwaysVoid,
template <class...> class Op,
class... Args
>
struct detector {
using value = std::false_type;
using type = Default;
};
template <
class Default,
template <class...> class Op,
class... Args
>
struct detector<Default, std::void_t<Op<Args...>>, Op, Args...> {
using value = std::true_type;
using type = Op<Args...>;
};
} // namespace detail
struct NoneType{};
template<typename T, unsigned int Arg>
using Const_t = std::integral_constant<T, Arg>;
template <
template <class...> class Op,
class... Args
>
using is_detected = typename detail::detector<NoneType, void, Op, Args...>::value;
template <typename... Types>
struct ValidConversion;
template <typename To, typename A, typename B, typename... Rest>
struct ValidConversion<To, A, B, Rest...> {
typedef std::conjunction<
std::is_constructible<To, A>, std::is_constructible<To, A>, std::conjunction<std::is_constructible<To, Rest>...>
> value_type;
static constexpr bool value = value_type::value;
typedef std::enable_if_t<value, To> to;
};
template <typename To, typename From>
struct ValidConversion<To, From> {
typedef std::is_constructible<To, From> value_type;
static constexpr bool value = value_type::value;
typedef std::enable_if_t<value, To> to;
typedef std::enable_if_t<value, From> from;
};
template<typename... Types>
using ValidConversion_v = typename ValidConversion<Types...>::value;
template<typename... Types>
using ValidConversion_to = typename ValidConversion<Types...>::to;
template<typename To, typename From>
using ValidConversion_from = typename ValidConversion<To, From>::from;
template <typename T>
struct ExplicitType { using type=T; };
template <typename T>
using ExplicitType_t = typename ExplicitType<T>::type;
template <typename T>
T* NULLPTR = static_cast<T*>(nullptr);
template <typename Func, typename T>
struct RunAndOutput {
using type = T;
T value;
RunAndOutput(Func func, T val) : value(val) {
func();
}
};
template<typename A, typename B>
using SubtractType = decltype(std::declval<A>() - std::declval<B>());
template<typename A, typename B>
using MultiplyType = decltype(std::declval<A>() * std::declval<B>());
template<typename A, typename B>
using AdditionType = decltype(std::declval<A>() + std::declval<B>());
template<typename Func, std::size_t N=0, typename... Pack>
inline typename std::enable_if<N==sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>&, Func) {}
template<typename Func, std::size_t N=0, typename... Pack>
inline typename std::enable_if<N < sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>& tup, Func f) {
f(N, std::get<N>(tup));
ForEach<N+1, Func, Pack...>(tup, f);
}
template<std::size_t N=0, typename Func, typename Args, typename... Pack>
inline typename std::enable_if<N==sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>&, Func, const Args&) {}
template<std::size_t N=0, typename Func, typename Args, typename... Pack>
inline typename std::enable_if<N < sizeof...(Pack), void>::type
ForEach(std::tuple<Pack...>& tup, Func f, const Args& arg) {
f(N, std::get<N>(tup), arg);
ForEach<N+1, Func, Args, Pack...>(tup, f, arg);
}
template<typename T, typename... Pack>
struct Find;
template<typename T, typename U, typename... Pack>
struct Find<T, U, Pack...> {
protected:
using here = Find<T, U>;
static constexpr unsigned int downstream = std::conditional_t<
here::value,
Const_t<unsigned int, 0>,
Find<T, Pack...>
>::value;
public:
static constexpr unsigned int value = std::conditional_t<
here::value,
Const_t<unsigned int, 1>,
std::conditional_t<
downstream,
Const_t<unsigned int, 1+downstream>,
Const_t<unsigned int, 0>
>
>::value;
};
template<typename T, typename U>
struct Find<T, U> {
public:
static constexpr unsigned int value = std::conditional_t<
std::is_base_of<T, U>::value,
std::integral_constant<unsigned int, 1>,
std::integral_constant<unsigned int, 0>
>::value;
};
template <typename T, typename Pack1, typename... Pack>
struct RefPackToPtrVec {
RefPackToPtrVec(std::vector<T*> _vec, Pack1& p1, Pack&... packs)
: vec(_vec) {
static_assert(std::is_base_of<T, Pack1>::value);
vec.push_back(&p1);
vec = RefPackToPtrVec<T, Pack...>(vec, packs...).vec;
}
RefPackToPtrVec(Pack1& p1, Pack&... packs)
: RefPackToPtrVec({}, p1, packs...) {}
std::vector<T*> vec;
};
template <typename T, typename Pack>
struct RefPackToPtrVec<T, Pack> {
RefPackToPtrVec(std::vector<T*> _vec, Pack& p1)
: vec(_vec) {
static_assert(std::is_base_of<T, Pack>::value);
vec.push_back(&p1);
}
RefPackToPtrVec(Pack& p1)
: RefPackToPtrVec({}, p1) {}
std::vector<T*> vec;
};
template <typename T, typename... Pack>
struct PackIsSameType;
template <typename T, typename PackType>
struct PackIsSameType<T, PackType> {
const bool value = std::is_base_of<T, PackType>::value;
};
template <typename T, typename FirstPack, typename... Pack>
struct PackIsSameType<T, FirstPack, Pack...> {
const bool value = std::is_base_of<T, FirstPack>::value && PackIsSameType<T, Pack...>::value;
};
} // namespace nb
#endif // _NB_TYPE_TRAITS

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#pragma once
#ifndef _NB_CORE_TYPES
#define _NB_CORE_TYPES
#include <exception>
#include <memory>
#include <unordered_map>
#include <vector>
// #include <NBCore/Errors.hpp>
namespace nb {
template<typename A, typename B>
class ConstantMap : public std::unordered_map<A, B> {
using Base = std::unordered_map<A, B>;
public:
using Base::Base;
using Base::at;
const B& operator[](const A& key) const {
return at(key);
}
};
template<typename T>
using SharedVector = std::vector<std::shared_ptr<T>>;
template<typename T>
using RValueVector = std::vector<T&&>;
using ByteVector = std::vector<uint8_t>;
/* class ObjectManagerError : public Error<ObjectManagerError> {
using Base = Error<ObjectManagerError>;
public:
using Base::Base;
enum Codes : unsigned int {
UNDEFINED, NO_MANAGER, MANAGER_MISMATCH, LOCK_OVERFLOW, BAD_THREAD
};
static const std::string type;
static const ErrorCodeMap ErrorMessages;
}; */
template<typename T>
ByteVector vectorToBytes(const std::vector<T>& vec) {
unsigned int num_bytes = vec.size() * sizeof(T);
ByteVector ret(num_bytes);
memcpy(ret.data(), vec.data(), num_bytes);
return ret;
}
template<typename T, typename S>
ByteVector concatVectorBytes(const std::vector<T>& vec1, const std::vector<S>& vec2) {
ByteVector vec1_raw = vectorToBytes<T>(vec1);
ByteVector vec2_raw = vectorToBytes<S>(vec2);
unsigned int vec1_raw_size = vec1_raw.size();
unsigned int vec2_raw_size = vec2_raw.size();
ByteVector ret(vec1_raw_size + vec2_raw_size);
memcpy(ret.data(), vec1_raw.data(), vec1_raw_size);
memcpy(ret.data() + vec1_raw_size, vec2_raw.data(), vec2_raw_size);
return ret;
}
template<typename T>
std::vector<T> bytesToVector(const ByteVector& vec) {
if (vec.size() % sizeof(T) != 0) {
/* THROW(Error<NoneType>(
std::runtime_error("Data size does not align to std::vector<" + std::string(typeid(T).name()) + ">.")
)); */
throw "byyyyeeee";
}
unsigned int num_elmts = vec.size() / sizeof(T);
std::vector<T> ret(num_elmts);
memcpy(ret.data(), vec.data(), vec.size());
return ret;
}
/* template <typename T>
class ThreadsafeObjectLock;
template <typename T>
class ThreadsafeObject {
using Codes = ObjectManagerError::Codes;
public:
ThreadsafeObject(T&& obj)
: _obj(std::make_shared<T>(obj)) {}
ThreadsafeObjectLock<T> lock() {
return ThreadsafeObjectLock<T>(this);
}
friend ThreadsafeObjectLock<T>;
protected:
std::shared_ptr<T> _obj;
mutable std::recursive_mutex _mutex;
};
template <typename T>
class ThreadsafeObjectLock {
public:
ThreadsafeObjectLock(const ThreadsafeObjectLock&) = delete;
ThreadsafeObjectLock operator=(const ThreadsafeObjectLock&) = delete;
~ThreadsafeObjectLock() {
_manager->_mutex.unlock();
}
T* operator->() {
return _manager->_obj.get();
}
friend ThreadsafeObject<T>;
protected:
ThreadsafeObjectLock(
ThreadsafeObject<T>* const manager_
) : _manager(manager_) {
if (!_manager) {
using Codes = ObjectManagerError::Codes;
THROW(ObjectManagerError(Codes::NO_MANAGER));
}
_manager->_mutex.lock();
}
ThreadsafeObject<T>* const _manager;
}; */
} // namespace nb
#endif // _NB_CORE_TYPES

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@ -0,0 +1,12 @@
#include "Errors.hpp"
namespace nb {
const std::string Error::type = "Error";
const ErrorCodeMap Error::ErrorMessages = {
{ErrorCodes::GENERAL, "General std::exception."},
{ErrorCodes::UNDEFINED, "Undefined / general error."},
{ErrorCodes::BADERRORCODE, "Unrecognized error code."}
};
}

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@ -1,11 +0,0 @@
#include <NBCore/ErrorsImpl.hpp>
namespace nb {
//ErrorBase::
ErrorBase::ErrorBase(const std::exception& exception_) noexcept
: ErrorBase(Error(exception_)) {}
} // namespace nb

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@ -1,82 +1,15 @@
#include <iostream>
#include <sstream>
#include <NBCore/Logger.hpp>
#include <NBCore/StringUtils.hpp>
#include "Logger.hpp"
namespace nb {
static bool RUN_LOGGER(nb::DefaultDebugLogger& logger_) {
logger_.run();
return logger_.isRunning();
nb::DefaultDebugLogger logger(std::cout);
static bool RUN_LOGGER(nb::DefaultDebugLogger& log) {
return log.run();
}
#ifdef _NB_AUTOLOG
DefaultDebugLogger logger({std::static_pointer_cast<LogEventHandler>(
std::make_shared<DefaultTerminalLogEventPrinter>(0x0)
)});
const bool LOGGER_RUNNING = RUN_LOGGER(logger);
#else
const bool LOGGER_RUNNING = false;
#endif // _NB_AUTOLOG
// class LogEventHandler
LogEventHandler::LogEventHandler(uint8_t logging_level) {
_logLevel.store(logging_level, std::memory_order_release);
}
bool LogEventHandler::stop() noexcept {
_running.store(false, std::memory_order_release);
return isRunning();
}
bool LogEventHandler::run() {
_running.store(true, std::memory_order_release);
return isRunning();
}
uint8_t LogEventHandler::logLevel(uint8_t val) {
_logLevel.store(val, std::memory_order_release);
return logLevel();
}
uint8_t LogEventHandler::logLevel() const {
return _logLevel.load();
}
// class DefaultTerminalLogEventPrinter
bool DefaultTerminalLogEventPrinter::in(const LogEvent& msg) {
if (!isRunning()) {
return false;
}
if (msg.lvl < logLevel()) {
return false;
}
constexpr size_t level_field_width = 5;
constexpr size_t msg_prompt_length = level_field_width+7;
std::stringstream formatted_stream;
formatted_stream << "[";
formatted_stream.width(level_field_width);
formatted_stream << std::to_string(msg.lvl) << "] :: ";
std::string fileloc="";
if (!msg.file.empty()) {
fileloc += "(" + msg.file + ":" + std::to_string(msg.line) + ") - ";
}
formatted_stream << indent_strblock(
fileloc + msg.msg,
std::string(20 - msg_prompt_length, ' '),
""
) << nb::NEWLINE;
std::string formatted_string = formatted_stream.str();
std::cout << formatted_string << std::flush;
return true;
}
// class DefaultDebugLogger
bool DefaultDebugLogger::process(const LogEvent& msg) {
return _logsink->in(msg);
}
static const bool LOGGER_RUNNING = RUN_LOGGER(logger);
} // namespace nb

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@ -6,7 +6,8 @@
#include <unistd.h>
#endif // _NB_TARGET_LINUX
#include <NBCore/Processes.hpp>
#include "Processes.hpp"
#include "Types.hpp"
namespace nb {
@ -15,14 +16,7 @@ uint64_t GetPID() {
return GetCurrentProcessId();
}
#endif // _NB_TARGET_WINDOWS
#ifdef _NB_TARGET_LINUX
#endif // _NB_TARGET_LINUX
#ifdef _NB_TARGET_WINDOWS
uint64_t GetTID() {
return GetCurrentThreadId();
}
#endif // _NB_TARGET_WINDOWS
#ifdef _NB_TARGET_LINUX
#endif // _NB_TARGET_LINUX

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@ -1,29 +0,0 @@
#include <NBCore/StringUtils.hpp>
/* std::string nb::wstr_to_str(std::wstring in) {
std::size_t wstrlen = in.length();
char* c_str= new char[wstrlen];
std::wcstombs(c_str, in.c_str(), wstrlen);
std::string ret(c_str, wstrlen);
delete[] c_str;
return ret;
} */
std::string nb::indent_strblock(
std::string block,
std::string prepend,
std::string topIndent
) {
return topIndent + nb::find_and_replace(
block,
nb::NEWLINE,
nb::NEWLINE + prepend
);
}
std::string nb::indent_strblock(
std::string block,
std::string prepend
) {
return nb::indent_strblock(block, prepend, prepend);
}

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@ -1,27 +0,0 @@
#include <NBCore/Utils.hpp>
namespace nb {
/* using ObjectManagerCodes = ObjectManagerError::Codes;
const std::string ObjectManagerError::type = "nb::ObjectManagerError";
const ErrorCodeMap ObjectManagerError::ErrorMessages({
{ObjectManagerCodes::UNDEFINED, "Error"},
{
ObjectManagerCodes::NO_MANAGER,
"Attempting to create object lock without lock manager"
},
{
ObjectManagerCodes::MANAGER_MISMATCH,
"Attempting to delete object lock from mismatched lock manager"
},
{
ObjectManagerCodes::LOCK_OVERFLOW,
"Too many object locks allocated"
},
{
ObjectManagerCodes::BAD_THREAD,
"Attempting operation from a bad thread"
}
}); */
}; // namespace nb

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@ -4,21 +4,12 @@ if (NB_BUILD_TESTS)
enable_testing()
include(GoogleTest)
add_executable(TestCore
./testErrors.cpp
#./testProcesses.cpp
./testUtils.cpp
testErrors.cpp
testProcesses.cpp
)
target_link_libraries(TestCore
NBCore
GTest::gtest_main
)
add_executable(LoggerTest
./testLogger.cpp
)
target_link_libraries(LoggerTest
NBCore
)
gtest_discover_tests(TestCore)
endif()

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@ -1,39 +1,38 @@
#define CODE_ERROR_LOCATIONS
#include "Errors.hpp"
#include <gtest/gtest.h>
#include <string>
#include <NBCore/Errors.hpp>
#include <iostream>
#include <sstream>
#include "Logger.hpp"
using namespace nb;
class TestError : public Error<TestError> {
using Base = Error<TestError>;
class TestError : public ErrorBase<TestError> {
public:
using Base::Base;
using Base::what;
using Base::code;
using Base::msg;
using Base::trace;
using ErrorBase<TestError>::ErrorBase;
enum Codes : unsigned int {
enum ErrorCodes : unsigned int {
A, B, C, D
};
static const std::string type;
static const nb::ErrorCodeMap ErrorMessages;
static const ErrorCodeMap ErrorMessages;
};
const std::string TestError::type="TestError";
const ErrorCodeMap TestError::ErrorMessages{
{TestError::Codes::A, "Hey!"},
{TestError::Codes::B, "How"},
{TestError::Codes::C, "You"},
{TestError::Codes::D, "Doin"}
{TestError::ErrorCodes::A, "Hey!"},
{TestError::ErrorCodes::B, "How"},
{TestError::ErrorCodes::C, "You"},
{TestError::ErrorCodes::D, "Doin"}
};
TEST(ErrorTest, Test) {
auto err = TestError(0, TestError(1, TestError(2, TestError(3, TestError(2)))));
ASSERT_STREQ(err.what().c_str(), "Hey!\n Trace: How\n Trace: You\n Trace: Doin\n Trace: You");
EXPECT_EQ(1, 1);
std::stringstream sstream;
ASSERT_TRUE(nb::logger.isRunning());
nb::logger.log("Hey!");
}

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@ -1,49 +0,0 @@
#define _NB_AUTOLOG
#include <exception>
#include <NBCore/Errors.hpp>
#include <NBCore/Logger.hpp>
class TestError : public nb::Error<TestError> {
using Base = Error<TestError>;
public:
using Base::Base;
using Base::what;
using Base::code;
using Base::msg;
using Base::trace;
enum Codes : unsigned int {
A, B, C, D
};
static const std::string type;
static const nb::ErrorCodeMap ErrorMessages;
};
const std::string TestError::type="TestError";
const nb::ErrorCodeMap TestError::ErrorMessages{
{TestError::Codes::A, "Hey!"},
{TestError::Codes::B, "How"},
{TestError::Codes::C, "You"},
{TestError::Codes::D, "Doin"}
};
int main() {
while(!nb::LOGGER_RUNNING) {}
nb::logger.minimalLogLevel(0x0);
nb::logger.msg("Whoop!");
try {
THROW(TestError(0, TestError(1, TestError(2, TestError(3, TestError(2))))));
} catch (TestError e){
nb::logger.msg("nb::Error was thrown!");
}
try {
THROW(std::exception());
} catch (std::exception e){
nb::logger.msg("std::exception was thrown!");
}
ERROR("hello there!");
return 0;
}

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@ -1,7 +1,9 @@
#define CODE_ERROR_LOCATIONS
#include <gtest/gtest.h>
#include <NBCore/Processes.hpp>
#include <iostream>
#include "Processes.hpp"
#include <Windows.h>
TEST(ProcessesTest, GetPID) {

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@ -1,148 +0,0 @@
#define CODE_ERROR_LOCATIONS
#include <gtest/gtest.h>
#include <string>
#include <NBCore/TypeTraits.hpp>
#include <NBCore/StringUtils.hpp>
namespace nb {
TEST(UtilsTest, TestFindAndReplace) {
ASSERT_STREQ(
find_and_replace("Jeff", "e", "efe").c_str(),
"Jefeff"
);
std::string tmp = find_and_replace("Naif", "a", "afa");
ASSERT_STREQ(
find_and_replace(tmp, "i", "ifi").c_str(),
"Nafaifif"
);
tmp = find_and_replace("aeiou", "a", "afa");
tmp = find_and_replace(tmp, "e", "efe");
tmp = find_and_replace(tmp, "i", "ifi");
tmp = find_and_replace(tmp, "o", "ofo");
tmp = find_and_replace(tmp, "u", "ufu");
ASSERT_STREQ(
tmp.c_str(),
"afaefeifiofoufu"
);
tmp = find_and_replace(tmp, "afa", "a");
tmp = find_and_replace(tmp, "efe", "e");
tmp = find_and_replace(tmp, "ifi", "i");
tmp = find_and_replace(tmp, "ofo", "o");
tmp = find_and_replace(tmp, "ufu", "u");
ASSERT_STREQ(
tmp.c_str(),
"aeiou"
);
}
TEST(UtilsTest, TestFindAndReplaceWstr) {
ASSERT_STREQ(
find_and_replace<wchar_t>(L"Jeff", L"e", L"efe").c_str(),
L"Jefeff"
);
std::wstring tmp = find_and_replace<wchar_t>(L"Naif", L"a", L"afa");
ASSERT_STREQ(
find_and_replace<wchar_t>(tmp, L"i", L"ifi").c_str(),
L"Nafaifif"
);
tmp = find_and_replace<wchar_t>(L"aeiou", L"a", L"afa");
tmp = find_and_replace<wchar_t>(tmp, L"e", L"efe");
tmp = find_and_replace<wchar_t>(tmp, L"i", L"ifi");
tmp = find_and_replace<wchar_t>(tmp, L"o", L"ofo");
tmp = find_and_replace<wchar_t>(tmp, L"u", L"ufu");
ASSERT_STREQ(
tmp.c_str(),
L"afaefeifiofoufu"
);
tmp = find_and_replace<wchar_t>(tmp, L"afa", L"a");
tmp = find_and_replace<wchar_t>(tmp, L"efe", L"e");
tmp = find_and_replace<wchar_t>(tmp, L"ifi", L"i");
tmp = find_and_replace<wchar_t>(tmp, L"ofo", L"o");
tmp = find_and_replace<wchar_t>(tmp, L"ufu", L"u");
ASSERT_STREQ(
tmp.c_str(),
L"aeiou"
);
}
/* TEST(UtilsTest, TestWstrToStr) {
ASSERT_STREQ(
nb::wstr_to_str(L"Hi!").c_str(),
"Hi!"
);
ASSERT_STREQ(
nb::wstr_to_str(L"Naif").c_str(),
"Naif"
);
ASSERT_STREQ(
nb::wstr_to_str(L"\r\r\r\n").c_str(),
"\r\r\r\n"
);
ASSERT_STREQ(
nb::wstr_to_str(L"Naif\ttalks\r\ra\t\nlot").c_str(),
"Naif\ttalks\r\ra\t\nlot"
);
} */
/* TEST(UtilsTest, TestStrToWstr) {
ASSERT_STREQ(
nb::str_to_wstr("Hi!").c_str(),
L"Hi!"
);
ASSERT_STREQ(
nb::str_to_wstr("Naif").c_str(),
L"Naif"
);
ASSERT_STREQ(
nb::str_to_wstr("\r\r\r\n").c_str(),
L"\r\r\r\n"
);
ASSERT_STREQ(
nb::str_to_wstr("Naif\ttalks\r\ra\t\nlot").c_str(),
L"Naif\ttalks\r\ra\t\nlot"
);
} */
struct A { bool x(); };
struct B { bool y(); };
struct C { bool x(); bool y; };
struct D : C {};
template <typename T>
using has_x = decltype(T::x);
template <typename T>
using has_y = decltype(T::y);
TEST(UtilsTest, TestIsDetected) {
auto ret = is_detected<has_x, A>::value;
ASSERT_TRUE(ret);
ret = is_detected<has_y, A>::value;
ASSERT_FALSE(ret);
ret = is_detected<has_y, B>::value;
ASSERT_TRUE(ret);
ret = is_detected<has_x, B>::value;
ASSERT_FALSE(ret);
ret = is_detected<has_x, C>::value;
ASSERT_TRUE(ret);
ret = is_detected<has_y, C>::value;
ASSERT_TRUE(ret);
ret = is_detected<has_x, D>::value;
ASSERT_TRUE(ret);
ret = is_detected<has_y, D>::value;
ASSERT_TRUE(ret);
}
} // namespace nb

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@ -1,4 +1,4 @@
#include <NBCore/Events.hpp>
#include "Events.hpp"
namespace NB {