mirror of https://github.com/ArduPilot/ardupilot
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
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#ifndef __AP_INERTIAL_SENSOR_L3G4200D_H__
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#define __AP_INERTIAL_SENSOR_L3G4200D_H__
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#include <AP_HAL.h>
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#if CONFIG_HAL_BOARD == HAL_BOARD_LINUX
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#include <AP_Progmem.h>
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#include "AP_InertialSensor.h"
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#include <Filter.h>
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#include <LowPassFilter2p.h>
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class AP_InertialSensor_L3G4200D : public AP_InertialSensor
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{
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public:
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AP_InertialSensor_L3G4200D();
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/* Concrete implementation of AP_InertialSensor functions: */
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bool update();
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float get_delta_time() const;
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float get_gyro_drift_rate();
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bool wait_for_sample(uint16_t timeout_ms);
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private:
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uint16_t _init_sensor( Sample_rate sample_rate );
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void _accumulate(void);
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bool _sample_available();
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uint64_t _last_update_usec;
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Vector3f _accel_filtered;
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Vector3f _gyro_filtered;
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uint32_t _sample_period_usec;
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uint32_t _last_sample_time;
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volatile uint32_t _gyro_samples_available;
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volatile uint8_t _gyro_samples_needed;
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// support for updating filter at runtime
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uint8_t _last_filter_hz;
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uint8_t _default_filter_hz;
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void _set_filter_frequency(uint8_t filter_hz);
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// Low Pass filters for gyro and accel
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LowPassFilter2p _accel_filter_x;
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LowPassFilter2p _accel_filter_y;
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LowPassFilter2p _accel_filter_z;
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LowPassFilter2p _gyro_filter_x;
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LowPassFilter2p _gyro_filter_y;
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LowPassFilter2p _gyro_filter_z;
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};
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#endif
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#endif // __AP_INERTIAL_SENSOR_L3G4200D_H__
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