com.ridgesoft.robotics
Interface RangeFinder

All Known Implementing Classes:

DevantechSRF04, DevantechSRF08, ParallaxPing, SharpGP2D12, SharpGP2Y0A02, SharpGP2Y0A21, SonarRangeFinder

public interface RangeFinder

Generic interface to a range finding sensor.

Method Summary

float	getDistanceCm() Gets the distance to the nearest object in centimeters.
float	getDistanceInches() Gets the distance to the nearest object in inches.
void	ping() Generates a ping if the sensor requires it.

Method Detail

getDistanceCm

float getDistanceCm()

Gets the distance to the nearest object in centimeters.

Returns:

distance in centimeters or -1.0 if no data

getDistanceInches

float getDistanceInches()

Gets the distance to the nearest object in inches.

Returns:

distance in inches or -1.0 if no data

ping

void ping()

Generates a ping if the sensor requires it.