mirror of https://github.com/ArduPilot/ardupilot
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
#pragma once
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#include "AP_Proximity_config.h"
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#if AP_PROXIMITY_MR72_ENABLED
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#include "AP_Proximity.h"
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#include "AP_Proximity_Backend.h"
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#include <AP_HAL/AP_HAL.h>
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#include <AP_CANManager/AP_CANSensor.h>
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#define MR72_MAX_RANGE_M 50.0f // max range of the sensor in meters
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#define MR72_MIN_RANGE_M 0.2f // min range of the sensor in meters
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class MR72_MultiCAN;
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class AP_Proximity_MR72_CAN : public AP_Proximity_Backend {
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public:
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friend class MR72_MultiCAN;
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AP_Proximity_MR72_CAN(AP_Proximity &_frontend, AP_Proximity::Proximity_State &_state, AP_Proximity_Params& _params);
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void update() override;
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// handler for incoming frames. Return true if consumed
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bool handle_frame(AP_HAL::CANFrame &frame);
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// parse a distance message from CAN frame
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bool parse_distance_message(AP_HAL::CANFrame &frame);
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// get maximum and minimum distances (in meters) of sensor
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float distance_max() const override { return MR72_MAX_RANGE_M; }
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float distance_min() const override { return MR72_MIN_RANGE_M; }
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static const struct AP_Param::GroupInfo var_info[];
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AP_Proximity_Temp_Boundary _temp_boundary;
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private:
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uint32_t get_radar_id(uint32_t id) const { return ((id & 0xF0U) >> 4U); }
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uint32_t _object_count; // total number of objects to read
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uint32_t _current_object_index; // current object index
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uint32_t last_update_ms; // last update time in ms
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AP_Int32 receive_id; // ID of the sensor
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static MR72_MultiCAN *multican; // linked list
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AP_Proximity_MR72_CAN *next;
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};
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// a class to allow for multiple MR_72 backends with one
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// CANSensor driver
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class MR72_MultiCAN : public CANSensor {
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public:
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MR72_MultiCAN() : CANSensor("MR72") {
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register_driver(AP_CAN::Protocol::MR72);
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}
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// handler for incoming frames
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void handle_frame(AP_HAL::CANFrame &frame) override;
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HAL_Semaphore sem;
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AP_Proximity_MR72_CAN *drivers;
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};
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#endif // HAL_PROXIMITY_ENABLED
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