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MemProfiler.cpp
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MemProfiler.cpp
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#include "../include/MANMON/MemProfiler.h"
#if defined(_WIN32)
#include <windows.h>
#include <psapi.h>
#include <dxgi.h>
#include <iostream>
#include <vector>
#include <utility>
#endif
#if defined(__APPLE__)
#include <sys/sysctl.h>
#include <mach/mach.h>
#include <mach/mach_host.h>
#include <mach/mach_init.h>
#include <mach/mach_error.h>
#include <mach/task_info.h>
#include <IOKit/IOKitLib.h>
#include <CoreFoundation/CFNumber.h>
#endif
/**
* @brief Construct a new MemProfiler object
*/
MemProfiler::MemProfiler()
{
#if defined(_WIN32)
profiler = std::make_unique<WinMemProfiler>();
#elif defined(__APPLE__)
profiler = std::make_unique<MacMemProfiler>();
#else
throw std::runtime_error("Platform not supported.");
#endif
}
/**
* @brief Get the memory usage of the process
* @return A vector of pairs containing the memory usage information
*/
std::vector<std::pair<std::string, size_t>> WinMemProfiler::getMemoryUsage()
{
std::vector<std::pair<std::string, size_t>> memoryUsage;
#if defined(_WIN32)
PROCESS_MEMORY_COUNTERS pmc;
HANDLE hProcess = GetCurrentProcess();
if (GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)))
{
memoryUsage.emplace_back(std::make_pair("Pagefile usage", pmc.PagefileUsage));
memoryUsage.emplace_back(std::make_pair("Peak working set size", pmc.PeakWorkingSetSize));
memoryUsage.emplace_back(std::make_pair("Working set size", pmc.WorkingSetSize));
}
else
{
std::cerr << "Failed to retrieve process memory info." << std::endl;
}
#endif
return memoryUsage;
}
/**
* @brief Get the RAM usage of the system
* @return A vector of pairs containing the RAM usage information
*/
std::vector<std::pair<std::string, size_t>> WinMemProfiler::getRAMUsage()
{
std::vector<std::pair<std::string, size_t>> ramUsage;
#if defined(_WIN32)
MEMORYSTATUSEX memInfo;
memInfo.dwLength = sizeof(memInfo);
if (GlobalMemoryStatusEx(&memInfo))
{
ramUsage.emplace_back(std::make_pair("Total physical memory", memInfo.ullTotalPhys));
ramUsage.emplace_back(std::make_pair("Physical memory currently available", memInfo.ullAvailPhys));
ramUsage.emplace_back(std::make_pair("Total virtual memory", memInfo.ullTotalVirtual));
ramUsage.emplace_back(std::make_pair("Virtual memory currently available", memInfo.ullAvailVirtual));
}
else
{
std::cerr << "Failed to retrieve memory status." << std::endl;
}
#endif
return ramUsage;
}
/**
* @brief Get the VRAM usage of the system
* @return A vector of pairs containing the VRAM usage information
*/
std::vector<std::pair<std::string, size_t>> WinMemProfiler::getVRAMUsage()
{
std::vector<std::pair<std::string, size_t>> vramUsage;
#if defined(_WIN32)
IDXGIFactory* pFactory = nullptr;
HRESULT hr = CreateDXGIFactory(__uuidof(IDXGIFactory), (void**)&pFactory);
if (SUCCEEDED(hr))
{
IDXGIAdapter* pAdapter = nullptr;
if (pFactory->EnumAdapters(0, &pAdapter) != DXGI_ERROR_NOT_FOUND)
{
DXGI_ADAPTER_DESC adapterDesc;
pAdapter->GetDesc(&adapterDesc);
vramUsage.emplace_back(std::make_pair("Dedicated video memory", adapterDesc.DedicatedVideoMemory));
vramUsage.emplace_back(std::make_pair("Dedicated system memory", adapterDesc.DedicatedSystemMemory));
vramUsage.emplace_back(std::make_pair("Shared system memory", adapterDesc.SharedSystemMemory));
pAdapter->Release();
}
pFactory->Release();
}
#endif
return vramUsage;
}
/**
* @brief Get the memory usage of the process
* @return A vector of pairs containing the memory usage information
*/
std::vector<std::pair<std::string, size_t>> MacMemProfiler::getMemoryUsage()
{
std::vector<std::pair<std::string, size_t>> memoryUsage;
#if defined(__APPLE__)
auto task = mach_task_self();
struct task_basic_info t_info{};
mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
if (task_info(task, TASK_BASIC_INFO, (task_info_t)&t_info, &t_info_count) == KERN_SUCCESS)
{
memoryUsage.emplace_back("Virtual size", t_info.virtual_size);
memoryUsage.emplace_back("Resident size", t_info.resident_size);
}
struct vm_statistics64 vm_stat{};
mach_msg_type_number_t vm_stat_count = HOST_VM_INFO64_COUNT;
if (host_statistics64(mach_host_self(), HOST_VM_INFO64, (host_info64_t)&vm_stat, &vm_stat_count) == KERN_SUCCESS)
{
memoryUsage.emplace_back("Free memory", vm_stat.free_count * vm_page_size);
memoryUsage.emplace_back("Active memory", vm_stat.active_count * vm_page_size);
memoryUsage.emplace_back("Inactive memory", vm_stat.inactive_count * vm_page_size);
memoryUsage.emplace_back("Wired memory", vm_stat.wire_count * vm_page_size);
}
#endif
return memoryUsage;
}
/**
* @brief Get the RAM usage of the system
* @return A vector of pairs containing the RAM usage information
*/
std::vector<std::pair<std::string, size_t>> MacMemProfiler::getRAMUsage()
{
std::vector<std::pair<std::string, size_t>> ramUsage;
#if defined(__APPLE__)
int mib[2] = {CTL_HW, HW_MEMSIZE};
int64_t physicalMemory;
size_t length = sizeof(physicalMemory);
if (sysctl(mib, 2, &physicalMemory, &length, nullptr, 0) == 0)
{
ramUsage.emplace_back("Physical memory", physicalMemory);
}
else
{
std::cerr << "Failed to retrieve RAM info." << std::endl;
}
#endif
return ramUsage;
}
/**
* @brief Get the VRAM usage of the system
* @return A vector of pairs containing the VRAM usage information
*/
std::vector<std::pair<std::string, size_t>> MacMemProfiler::getVRAMUsage()
{
std::vector<std::pair<std::string, size_t>> vramUsage;
#if defined(__APPLE__)
io_service_t device = IOServiceGetMatchingService(kIOMainPortDefault, IOServiceMatching("IOAccelerator"));
if (device)
{
uint64_t vram;
auto vramNumber = (CFNumberRef)IORegistryEntryCreateCFProperty(device, CFSTR("VRAMTotal"), kCFAllocatorDefault, 0);
if (vramNumber)
{
CFNumberGetValue(vramNumber, kCFNumberSInt64Type, &vram);
vramUsage.emplace_back("Total VRAM", vram);
CFRelease(vramNumber);
}
IOObjectRelease(device);
}
#endif
return vramUsage;
}
/**
* @brief Populate the memory usage information
*/
void MemProfiler::populateMemoryUsage()
{
memoryUsage = profiler->getMemoryUsage();
}
/**
* @brief Populate the RAM usage information
*/
void MemProfiler::populateRAMUsage()
{
ramUsage = profiler->getRAMUsage();
}
/**
* @brief Populate the VRAM usage information
*/
void MemProfiler::populateVRAMUsage()
{
vramUsage = profiler->getVRAMUsage();
}
/**
* @brief Get the total memory usage
* @return The total memory usage
*/
size_t MemProfiler::getTotalMemoryUsage()
{
size_t totalMemoryUsage = 0;
for (const auto& usage : memoryUsage)
{
totalMemoryUsage += usage.second;
}
return totalMemoryUsage;
}
/**
* @brief Get the total RAM usage
* @return The total RAM usage
*/
size_t MemProfiler::getTotalRAMUsage()
{
size_t totalRAMUsage = 0;
for (const auto& usage : ramUsage)
{
totalRAMUsage += usage.second;
}
return totalRAMUsage;
}
/**
* @brief Get the total VRAM usage
* @return The total VRAM usage
*/
size_t MemProfiler::getTotalVRAMUsage()
{
size_t totalVRAMUsage = 0;
for (const auto& usage : vramUsage)
{
totalVRAMUsage += usage.second;
}
return totalVRAMUsage;
}
/**
* @brief Print the memory usage information
*/
void MemProfiler::printMemoryUsage()
{
std::cout << "Memory usage:" << std::endl;
for (const auto& usage : memoryUsage)
{
std::cout << " " << usage.first << ": " << usage.second << " bytes" << std::endl;
}
std::cout << "Total memory usage: " << getTotalMemoryUsage() << " bytes" << std::endl;
}
/**
* @brief Print the RAM usage information
*/
void MemProfiler::printRAMUsage()
{
std::cout << "RAM usage:" << std::endl;
for (const auto& usage : ramUsage)
{
std::cout << " " << usage.first << ": " << usage.second << " bytes" << std::endl;
}
std::cout << "Total RAM usage: " << getTotalRAMUsage() << " bytes" << std::endl;
}
/**
* @brief Print the VRAM usage information
*/
void MemProfiler::printVRAMUsage()
{
std::cout << "VRAM usage:" << std::endl;
for (const auto& usage : vramUsage)
{
std::cout << " " << usage.first << ": " << usage.second << " bytes" << std::endl;
}
std::cout << "Total VRAM usage: " << getTotalVRAMUsage() << " bytes" << std::endl;
}