the whole game

src/platform/time.h

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+#ifndef TIME_H__
+#define TIME_H__
+
+#include <string>
+#include <map>
+#include "log.h"
+
+float getTimeS();
+int getTimeMs();
+int getRawTimeS();
+int getEpochTimeS();
+
+void sleepMs(int ms);
+
+class Stopwatch {
+public:
+    Stopwatch();
+    virtual ~Stopwatch() {}
+
+    void start();
+	/** Returns the total number of seconds and stops the clock */
+    virtual float stop();
+	/* Returns the total number of seconds, but wont stop the clock */
+	virtual float stopContinue();
+	/** Returns the last measured time interval in seconds */
+	float getLast();
+	/** Returns the total measured time in seconds */
+	float getTotal();
+	/** Returns the maximum time between start() and stop() */
+	float getMax();
+	/** Returns the number of times the watch has been started and stopped */
+	int getCount();
+
+	void reset();
+	void printEvery(int n, const std::string& prepend = "");
+	virtual void print(const std::string& prepend = "");
+private:
+    float _st;
+    float _tt;
+	float _last;
+	float _max;
+	int _count;
+	int _printcounter;
+};
+
+class SwStartStopper {
+public:
+	SwStartStopper(Stopwatch& stopwatch)
+	:   _stopwatch(stopwatch)
+	{
+		_stopwatch.start();
+	}
+
+	~SwStartStopper() {
+		_stopwatch.stop();
+	}
+private:
+	Stopwatch& _stopwatch;
+};
+
+class SwStopper {
+public:
+	SwStopper(Stopwatch& stopwatch)
+	:   _stopwatch(stopwatch)
+	{}
+
+	~SwStopper() {
+		_stopwatch.stop();
+	}
+private:
+	Stopwatch& _stopwatch;
+};
+
+class StopwatchHandler {
+typedef std::map<std::string, Stopwatch*> Map;
+public:
+    StopwatchHandler()
+	:	_printcounter(0)
+	{}
+	~StopwatchHandler() {
+		clearAll();
+    }
+	Stopwatch& get(const std::string& s);
+	void clear(const std::string& s);
+	void clearAll();
+	void print();
+	void printEvery(int n);
+
+private:
+    Map _map;
+	int _printcounter;
+};
+
+class StopwatchNLast: public Stopwatch {
+public:
+	StopwatchNLast(int numMeasurements);
+	~StopwatchNLast();
+
+	float stop();
+
+	virtual void print(const std::string& prepend = "");
+private:
+	int n;
+	int k;
+	float* t;
+	float sum;
+
+	Stopwatch sw;
+};
+
+#endif /*TIME_H__*/