mirror of
https://github.com/ArduPilot/ardupilot
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f36ded2854
this removes the hacks that check for the ADC object, and instead choose the method of getting the analog sonar value via the AnalogSource API
47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
// -*- tab-width: 4; Mode: C++; c-basic-offset: 3; indent-tabs-mode: t -*-
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/*
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AP_RangeFinder.cpp - Arduino Library for Sharpe GP2Y0A02YK0F
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infrared proximity sensor
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Code by Jose Julio and Randy Mackay. DIYDrones.com
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This has the basic functions that all RangeFinders need implemented
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*/
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// AVR LibC Includes
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#include "WConstants.h"
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#include "RangeFinder.h"
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// Public Methods //////////////////////////////////////////////////////////////
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void RangeFinder::set_orientation(int x, int y, int z)
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{
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orientation_x = x;
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orientation_y = y;
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orientation_z = z;
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}
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// Read Sensor data - only the raw_value is filled in by this parent class
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int RangeFinder::read()
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{
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raw_value = _analog_source->read();
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raw_value = convert_raw_to_distance(raw_value);
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// convert analog value to distance in cm (using child implementation most likely)
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raw_value = convert_raw_to_distance(raw_value);
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// ensure distance is within min and max
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raw_value = constrain(raw_value, min_distance, max_distance);
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distance = _mode_filter->get_filtered_with_sample(raw_value);
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return distance;
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}
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