#ifndef AP_RangeFinder_SharpGP2Y_H #define AP_RangeFinder_SharpGP2Y_H #include "RangeFinder.h" #define AP_RANGEFINDER_SHARPEGP2Y_MIN_DISTANCE 20 #define AP_RANGEFINDER_SHARPEGP2Y_MAX_DISTANCE 150 class AP_RangeFinder_SharpGP2Y : public RangeFinder { public: AP_RangeFinder_SharpGP2Y(AP_AnalogSource *source, FilterInt16 *filter); int convert_raw_to_distance(int _raw_value) { if( _raw_value == 0 ) return max_distance; else return 14500/_raw_value; } // read value from analog port and return distance in cm }; #endif