throttler.h

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#ifndef THROTTLER_H
#define THROTTLER_H
 
#include <epicsTime.h>
 
class Throttler {
 
public:
    Throttler(double limit=0.0);
    void reset(double limit);
    double refill();
    bool tryTake(double tokens);
 
private:
    double limit_;              // Max tokens per second
    double available_;          // Available tokens
    double refillAmount_;       // How much to refill every msec
    epicsTimeStamp lastRefill_; // When did the last refill happen
};
 
#endif