lejos.robotics
Interface RangeFinder

All Known Implementing Classes:

OpticalDistanceSensor, UltrasonicSensor

public interface RangeFinder

Abstraction for a range finder sensor that returns the distance to the nearest object

Author:

Lawrie Griffiths

See Also:

RangeScanner

Method Summary

float	getRange() Get the range to the nearest object
float[]	getRanges() If the sensor is capable, this method returns multiple range values from a single scan.

Method Detail

getRange

float getRange()

Get the range to the nearest object

Returns:

the distance to the nearest object

getRanges

float[] getRanges()

If the sensor is capable, this method returns multiple range values from a single scan. Sensors that can only return a single value should return an array containing a single value.

Returns:

an array of ranges, ordered from closest to farthest.