edu.wpi.first.wpilibj

Class CircularBuffer

java.lang.Object

edu.wpi.first.wpilibj.CircularBuffer

public class CircularBuffer
extends java.lang.Object

This is a simple circular buffer so we don't need to "bucket brigade" copy old values.

Constructor Summary

Constructors

Constructor and Description
CircularBuffer(int size)

Method Summary

Modifier and Type	Method and Description
double	get(int index)
double	popBack() Pop value at back of buffer.
double	popFront() Pop value at front of buffer.
void	pushBack(double value) Push new value onto back of the buffer.
void	pushFront(double value) Push new value onto front of the buffer.
void	reset() Sets internal buffer contents to zero.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CircularBuffer

public CircularBuffer(int size)

Parameters:

size - The size of the circular buffer.

Method Detail

pushFront

public void pushFront(double value)

Push new value onto front of the buffer. The value at the back is overwritten if the buffer is full.

pushBack

public void pushBack(double value)

Push new value onto back of the buffer. The value at the front is overwritten if the buffer is full.

popFront

public double popFront()

Pop value at front of buffer.

Returns:

value at front of buffer

popBack

public double popBack()

Pop value at back of buffer.

reset

public void reset()

Sets internal buffer contents to zero.

get

public double get(int index)

Returns:

Element at index starting from front of buffer.