ardupilot/libraries/AP_Scheduler/examples/Scheduler_test/Scheduler_test.cpp

110 lines
2.2 KiB
C++

//
// Simple test for the AP_Scheduler interface
//
#include <AP_HAL/AP_HAL.h>
#include <AP_InertialSensor/AP_InertialSensor.h>
#include <AP_Scheduler/AP_Scheduler.h>
#include <AP_BoardConfig/AP_BoardConfig.h>
const AP_HAL::HAL& hal = AP_HAL::get_HAL();
class SchedTest {
public:
void setup();
void loop();
private:
AP_InertialSensor ins;
AP_Scheduler scheduler;
uint32_t ins_counter;
static const AP_Scheduler::Task scheduler_tasks[];
void ins_update(void);
void one_hz_print(void);
void five_second_call(void);
};
static AP_BoardConfig board_config;
static SchedTest schedtest;
#define SCHED_TASK(func, _interval_ticks, _max_time_micros) SCHED_TASK_CLASS(SchedTest, &schedtest, func, _interval_ticks, _max_time_micros)
/*
scheduler table - all regular tasks are listed here, along with how
often they should be called (in 20ms units) and the maximum time
they are expected to take (in microseconds)
*/
const AP_Scheduler::Task SchedTest::scheduler_tasks[] = {
SCHED_TASK(ins_update, 50, 1000),
SCHED_TASK(one_hz_print, 1, 1000),
SCHED_TASK(five_second_call, 0.2, 1800),
};
void SchedTest::setup(void)
{
board_config.init();
ins.init(scheduler.get_loop_rate_hz());
// initialise the scheduler
scheduler.init(&scheduler_tasks[0], ARRAY_SIZE(scheduler_tasks));
}
void SchedTest::loop(void)
{
// wait for an INS sample
ins.wait_for_sample();
// tell the scheduler one tick has passed
scheduler.tick();
// run all tasks that fit in 20ms
scheduler.run(20000);
}
/*
update inertial sensor, reading data
*/
void SchedTest::ins_update(void)
{
ins_counter++;
ins.update();
}
/*
print something once a second
*/
void SchedTest::one_hz_print(void)
{
hal.console->printf("one_hz: t=%lu\n", (unsigned long)AP_HAL::millis());
}
/*
print something every 5 seconds
*/
void SchedTest::five_second_call(void)
{
hal.console->printf("five_seconds: t=%lu ins_counter=%u\n", (unsigned long)AP_HAL::millis(), ins_counter);
}
/*
compatibility with old pde style build
*/
void setup(void);
void loop(void);
void setup(void)
{
schedtest.setup();
}
void loop(void)
{
schedtest.loop();
}
AP_HAL_MAIN();