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AP_HAL: added generic perf counter

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simple wrapper around PX4 API, but ready for use by other HALs
This commit is contained in:
Andrew Tridgell 2015-10-20 16:41:52 +11:00
parent 3f9d62d6b4
commit 28fa05c965
1 changed files with 14 additions and 0 deletions
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14
libraries/AP_HAL/Util.h
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@ -84,6 +84,20 @@ public:
/* Support for an imu heating system */
virtual void set_imu_temp(float current) {}
/*
performance counter calls - wrapper around original PX4 interface
*/
enum perf_counter_type {
PC_COUNT, /**< count the number of times an event occurs */
PC_ELAPSED, /**< measure the time elapsed performing an event */
PC_INTERVAL /**< measure the interval between instances of an event */
};
typedef void *perf_counter_t;
virtual perf_counter_t perf_alloc(perf_counter_type t, const char *name) { return NULL; }
virtual void perf_begin(perf_counter_t h) {}
virtual void perf_end(perf_counter_t h) {}
virtual void perf_count(perf_counter_t h) {}
protected:
// we start soft_armed false, so that actuators don't send any
// values until the vehicle code has fully started