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| Original file line number | Diff line number | Diff line change |
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| #pragma once | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Includes | ||
| //----------------------------------------------------------------------------- | ||
| #pragma region | ||
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| #include "script\system_usage_script.hpp" | ||
| #include "system\system.hpp" | ||
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| #pragma endregion | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Declarations | ||
| //----------------------------------------------------------------------------- | ||
| namespace mage { | ||
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| const double SystemUsageScript::resource_fetch_period = 0.25; | ||
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| void SystemUsageScript::Update(double elapsed_time, const Scene &scene) { | ||
| UNUSED(elapsed_time); | ||
| UNUSED(scene); | ||
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| m_time += elapsed_time; | ||
| if (m_time > SystemUsageScript::resource_fetch_period) { | ||
| const uint32_t cpu_usage = static_cast<uint32_t>(GetProcessorUsage()); | ||
| const uint32_t ram_usage = static_cast<uint32_t>(GetPhysicalMemoryUsage() >> 20); | ||
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| m_cpu_usage = (cpu_usage) ? cpu_usage : m_cpu_usage; | ||
| m_ram_usage = (ram_usage) ? ram_usage : m_ram_usage; | ||
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| m_time = 0.0; | ||
| } | ||
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| wchar_t buffer[32]; | ||
| _snwprintf_s(buffer, _countof(buffer), L"CPU: %u %%\nRAM: %u MB", m_cpu_usage, m_ram_usage); | ||
| const wstring text = buffer; | ||
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| m_text->SetText(text); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,64 @@ | ||
| #pragma once | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Includes | ||
| //----------------------------------------------------------------------------- | ||
| #pragma region | ||
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| #include "scripting\behavior_script.hpp" | ||
| #include "text\sprite_text.hpp" | ||
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| #pragma endregion | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Declarations | ||
| //----------------------------------------------------------------------------- | ||
| namespace mage { | ||
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| class SystemUsageScript final : public BehaviorScript { | ||
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| public: | ||
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| //--------------------------------------------------------------------- | ||
| // Class Member Variables | ||
| //--------------------------------------------------------------------- | ||
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| static const double resource_fetch_period; | ||
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| //--------------------------------------------------------------------- | ||
| // Constructors and Destructors | ||
| //--------------------------------------------------------------------- | ||
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| explicit SystemUsageScript(SharedPtr< SpriteText > text) | ||
| : BehaviorScript(), m_time(0.0), | ||
| m_cpu_usage(0), m_ram_usage(0), | ||
| m_text(text) {} | ||
| SystemUsageScript(const SystemUsageScript &script) = delete; | ||
| SystemUsageScript(SystemUsageScript &&script) = default; | ||
| virtual ~SystemUsageScript() = default; | ||
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| //--------------------------------------------------------------------- | ||
| // Assignment Operators | ||
| //--------------------------------------------------------------------- | ||
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| SystemUsageScript &operator=(const SystemUsageScript &script) = delete; | ||
| SystemUsageScript &operator=(SystemUsageScript &&script) = delete; | ||
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| //--------------------------------------------------------------------- | ||
| // Member Methods | ||
| //--------------------------------------------------------------------- | ||
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| virtual void Update(double elapsed_time, const Scene &scene) override; | ||
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| private: | ||
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| //--------------------------------------------------------------------- | ||
| // Member Variables | ||
| //--------------------------------------------------------------------- | ||
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| double m_time; | ||
| uint32_t m_cpu_usage; | ||
| uint32_t m_ram_usage; | ||
| SharedPtr< SpriteText > m_text; | ||
| }; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,108 @@ | ||
| //----------------------------------------------------------------------------- | ||
| // Engine Includes | ||
| //----------------------------------------------------------------------------- | ||
| #pragma region | ||
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| #include "platform\windows.hpp" | ||
| #include "system\system.hpp" | ||
| #include "parallel\parallel.hpp" | ||
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| #pragma endregion | ||
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| //----------------------------------------------------------------------------- | ||
| // System Includes | ||
| //----------------------------------------------------------------------------- | ||
| #pragma region | ||
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| #include <psapi.h> | ||
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| #pragma endregion | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Declarations and Definitions | ||
| //----------------------------------------------------------------------------- | ||
| namespace mage { | ||
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| uint64_t GetVirtualMemoryUsage() { | ||
| PROCESS_MEMORY_COUNTERS_EX memory_stats; | ||
| ZeroMemory(&memory_stats, sizeof(memory_stats)); | ||
| const BOOL result = GetProcessMemoryInfo(GetCurrentProcess(), (PROCESS_MEMORY_COUNTERS *)&memory_stats, sizeof(memory_stats)); | ||
| return (result == 0) ? 0 : static_cast< uint64_t >(memory_stats.PrivateUsage); | ||
| } | ||
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| uint64_t GetPhysicalMemoryUsage() { | ||
| PROCESS_MEMORY_COUNTERS_EX memory_stats; | ||
| ZeroMemory(&memory_stats, sizeof(memory_stats)); | ||
| const BOOL result = GetProcessMemoryInfo(GetCurrentProcess(), (PROCESS_MEMORY_COUNTERS *)&memory_stats, sizeof(memory_stats)); | ||
| return (result == 0) ? 0 : static_cast< uint64_t >(memory_stats.WorkingSetSize); | ||
| } | ||
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| static bool IsInitialized = false; | ||
| static ULARGE_INTEGER last_time; | ||
| static ULARGE_INTEGER last_kernel_mode_time; | ||
| static ULARGE_INTEGER last_user_mode_time; | ||
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| static void InitTimes() { | ||
| FILETIME ftime; | ||
| // Retrieves the current system date and time. | ||
| // The information is in Coordinated Universal Time (UTC) format. | ||
| GetSystemTimeAsFileTime(&ftime); | ||
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| memcpy(&last_time, &ftime, sizeof(FILETIME)); | ||
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| FILETIME kernel_mode_ftime; | ||
| FILETIME user_mode_ftime; | ||
| // Retrieves timing information for the specified process. | ||
| // 1. A handle to the process whose timing information is sought. | ||
| // 2. A pointer to a FILETIME structure that receives the creation time of the process. | ||
| // 3. A pointer to a FILETIME structure that receives the exit time of the process. | ||
| // 4. A pointer to a FILETIME structure that receives the amount of time that the process has executed in kernel mode. | ||
| // 5. A pointer to a FILETIME structure that receives the amount of time that the process has executed in user mode. | ||
| GetProcessTimes(GetCurrentProcess(), &ftime, &ftime, &kernel_mode_ftime, &user_mode_ftime); | ||
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| memcpy(&last_kernel_mode_time, &kernel_mode_ftime, sizeof(FILETIME)); | ||
| memcpy(&last_user_mode_time, &user_mode_ftime, sizeof(FILETIME)); | ||
| } | ||
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| double GetProcessorUsage() { | ||
| if (!IsInitialized) { | ||
| InitTimes(); | ||
| IsInitialized = true; | ||
| } | ||
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| FILETIME ftime; | ||
| // Retrieves the current system date and time. | ||
| // The information is in Coordinated Universal Time (UTC) format. | ||
| GetSystemTimeAsFileTime(&ftime); | ||
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| ULARGE_INTEGER now_time; | ||
| memcpy(&now_time, &ftime, sizeof(FILETIME)); | ||
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| FILETIME kernel_mode_ftime; | ||
| FILETIME user_mode_ftime; | ||
| // Retrieves timing information for the specified process. | ||
| // 1. A handle to the process whose timing information is sought. | ||
| // 2. A pointer to a FILETIME structure that receives the creation time of the process. | ||
| // 3. A pointer to a FILETIME structure that receives the exit time of the process. | ||
| // 4. A pointer to a FILETIME structure that receives the amount of time that the process has executed in kernel mode. | ||
| // 5. A pointer to a FILETIME structure that receives the amount of time that the process has executed in user mode. | ||
| const BOOL result = GetProcessTimes(GetCurrentProcess(), &ftime, &ftime, &kernel_mode_ftime, &user_mode_ftime); | ||
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| ULARGE_INTEGER kernel_mode_time; | ||
| memcpy(&kernel_mode_time, &kernel_mode_ftime, sizeof(FILETIME)); | ||
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| ULARGE_INTEGER user_mode_time; | ||
| memcpy(&user_mode_time, &user_mode_ftime, sizeof(FILETIME)); | ||
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| const double numerator = (kernel_mode_time.QuadPart - last_kernel_mode_time.QuadPart) + | ||
| (user_mode_time.QuadPart - last_user_mode_time.QuadPart); | ||
| const double denominator = (now_time.QuadPart - last_time.QuadPart) * NumberOfSystemCores(); | ||
| const double percentage = 100.0 * numerator / denominator; | ||
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| last_time = now_time; | ||
| last_kernel_mode_time = kernel_mode_time; | ||
| last_user_mode_time = user_mode_time; | ||
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| return (result == 0 || denominator == 0) ? 0 : percentage; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| #pragma once | ||
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| //----------------------------------------------------------------------------- | ||
| // System Includes | ||
| //----------------------------------------------------------------------------- | ||
| #pragma region | ||
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| #include <stdint.h> | ||
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| #pragma endregion | ||
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| //----------------------------------------------------------------------------- | ||
| // Engine Declarations | ||
| //----------------------------------------------------------------------------- | ||
| namespace mage { | ||
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| uint64_t GetVirtualMemoryUsage(); | ||
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| uint64_t GetPhysicalMemoryUsage(); | ||
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| double GetProcessorUsage(); | ||
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| } |