fsfw/globalfunctions/PeriodicOperationDivider.h

66 lines
1.6 KiB
C++

#ifndef FSFW_GLOBALFUNCTIONS_PERIODICOPERATIONDIVIDER_H_
#define FSFW_GLOBALFUNCTIONS_PERIODICOPERATIONDIVIDER_H_
#include <cstdint>
/**
* @brief Lightweight helper class to facilitate periodic operation with
* decreased frequencies.
* @details
* This class is useful to perform operations which have to be performed
* with a reduced frequency, like debugging printouts in high periodic tasks
* or low priority operations.
*/
class PeriodicOperationDivider {
public:
/**
* Initialize with the desired divider and specify whether the internal
* counter will be reset automatically.
* @param divider
* @param resetAutomatically
*/
PeriodicOperationDivider(uint32_t divider, bool resetAutomatically = true);
/**
* Check whether operation is necessary.
* If an operation is necessary and the class has been
* configured to be reset automatically, the counter will be reset.
*
* @return
* -@c true if the counter is larger or equal to the divider
* -@c false otherwise
*/
bool checkAndIncrement();
/**
* Checks whether an operation is necessary.
* This function will not increment the counter!
* @return
* -@c true if the counter is larger or equal to the divider
* -@c false otherwise
*/
bool check();
/**
* Can be used to reset the counter to 0 manually.
*/
void resetCounter();
uint32_t getCounter() const;
/**
* Can be used to set a new divider value.
* @param newDivider
*/
void setDivider(uint32_t newDivider);
uint32_t getDivider() const;
private:
bool resetAutomatically = true;
uint32_t counter = 0;
uint32_t divider = 0;
};
#endif /* FSFW_GLOBALFUNCTIONS_PERIODICOPERATIONDIVIDER_H_ */