Public release of the DLU server code!

Have fun!

dCommon/Metrics.hpp

@@ -0,0 +1,61 @@
+#pragma once
+
+#include "dCommonVars.h"
+#include <vector>
+#include <map>
+#include <unordered_map>
+#include <chrono>
+
+#define MAX_MEASURMENT_POINTS 1024
+
+enum class MetricVariable : int32_t
+{
+    GameLoop,
+    PacketHandling,
+    UpdateEntities,
+    UpdateSpawners,
+    Physics,
+    UpdateReplica,
+    Ghosting,
+    CPUTime,
+    Sleep,
+    Frame,
+};
+
+struct Metric
+{
+    int64_t measurements[MAX_MEASURMENT_POINTS] = {};
+    size_t measurementIndex = 0;
+    size_t measurementSize = 0;
+    int64_t max = -1;
+    int64_t min = -1;
+    int64_t average = 0;
+    std::chrono::time_point<std::chrono::high_resolution_clock> activeMeasurement;
+};
+
+class Metrics
+{
+public:
+    ~Metrics();
+
+    static void AddMeasurement(MetricVariable variable, int64_t value);
+    static void AddMeasurement(Metric* metric, int64_t value);
+    static const Metric* GetMetric(MetricVariable variable);
+    static void StartMeasurement(MetricVariable variable);
+    static void EndMeasurement(MetricVariable variable);
+    static float ToMiliseconds(int64_t nanoseconds);
+    static std::string MetricVariableToString(MetricVariable variable);
+    static const std::vector<MetricVariable>& GetAllMetrics();
+
+    static size_t GetPeakRSS();
+    static size_t GetCurrentRSS();
+    static size_t GetProcessID();
+
+    static void Clear();
+
+private:
+    Metrics();
+
+    static std::unordered_map<MetricVariable, Metric*> m_Metrics;
+    static std::vector<MetricVariable> m_Variables;
+};