ardupilot/libraries/AP_InertialSensor/AP_InertialSensor_SITL.h

65 lines
1.6 KiB
C++

#pragma once
#include "AP_InertialSensor.h"
#if AP_SIM_INS_ENABLED
#include "AP_InertialSensor_Backend.h"
// simulated sensor rates in Hz. This matches a pixhawk1
const uint16_t INS_SITL_SENSOR_A[] = { 1000, 1000 };
const uint16_t INS_SITL_SENSOR_B[] = { 760, 800 };
#include <SITL/SITL.h>
class AP_InertialSensor_SITL : public AP_InertialSensor_Backend
{
public:
AP_InertialSensor_SITL(AP_InertialSensor &imu, const uint16_t sample_rates[]);
/* update accel and gyro state */
bool update() override;
void start() override;
// detect the sensor
static AP_InertialSensor_Backend *detect(AP_InertialSensor &imu, const uint16_t sample_rates[]);
private:
bool init_sensor(void);
void timer_update();
float gyro_drift(void) const;
void generate_accel();
void generate_gyro();
float get_temperature(void);
void update_file();
#if AP_SIM_INS_FILE_ENABLED
void read_gyro(const float* buf, uint8_t nsamples);
void read_gyro_from_file();
void write_gyro_to_file(const Vector3f& gyro);
void read_accel(const float* buf, uint8_t nsamples);
void read_accel_from_file();
void write_accel_to_file(const Vector3f& accel);
#endif
SITL::SIM *sitl;
const uint16_t gyro_sample_hz;
const uint16_t accel_sample_hz;
uint8_t gyro_instance;
uint8_t accel_instance;
uint64_t next_gyro_sample;
uint64_t next_accel_sample;
float gyro_time;
float accel_time;
float gyro_motor_phase[32];
float accel_motor_phase[32];
uint32_t temp_start_ms;
#if AP_SIM_INS_FILE_ENABLED
int gyro_fd = -1;
int accel_fd = -1;
#endif
static uint8_t bus_id;
};
#endif // AP_SIM_INS_ENABLED