ardupilot/libraries/AP_PerfMon/AP_PerfMon.h

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2012-12-20 00:45:04 -04:00
#ifndef AP_PERFMON_H
#define AP_PERFMON_H
// macros to make integrating into code easier
#define AP_PERFMON_REGISTER static uint8_t myFunc = AP_PerfMon::recordFunctionName(__func__); AP_PerfMon perfMon(myFunc);
#define AP_PERFMON_REGISTER_NAME(functionName) static uint8_t myFunc = AP_PerfMon::recordFunctionName(functionName); AP_PerfMon perfMon(myFunc);
#define PERFMON_MAX_FUNCTIONS 11
#define PERFMON_FUNCTION_NAME_LENGTH 10
#include <AP_Common.h>
#include "HardwareSerial.h"
class AP_PerfMon
{
public:
// static methods
static uint8_t recordFunctionName(const char funcName[]);
static void DisplayResults();
static void ClearAll();
static void DisplayAndClear(uint32_t display_after_seconds); // will display results after this many milliseconds. should be called regularly
// public methods
AP_PerfMon(uint8_t funcNum); // Constructor - records function start time
~AP_PerfMon(); // Destructor - records function end time
void stop(); // stops recording time spent in this function - meant to be called by a child.
void start(); // restarts recording time spent in this function
private:
// static variables
static uint8_t nextFuncNum;
static char functionNames[PERFMON_MAX_FUNCTIONS][PERFMON_FUNCTION_NAME_LENGTH];
static uint32_t time[PERFMON_MAX_FUNCTIONS];
static uint32_t numCalls[PERFMON_MAX_FUNCTIONS];
static uint32_t maxTime[PERFMON_MAX_FUNCTIONS];
static uint32_t allStartTime;
static uint32_t allEndTime;
static AP_PerfMon* lastCreated;
static bool _enabled;
// instance variables
uint8_t _funcNum;
unsigned long _startTime;
unsigned long _time_this_iteration;
AP_PerfMon* _parent;
};
#endif // AP_PERFMON_H