com.kuka.graph.cost
Class CostFunctions

java.lang.Object
  com.kuka.graph.cost.CostFunctions

public final class CostFunctions
extends Object

A collection of predefined cost filter implementations.

Method Summary

static <N,E extends Edge<N>> CostFunction<N,E>	constant(double cost) Cost function unconditionally returning the specified weight.
static <N,E extends Edge<N>> CostFunction<N,E>	one() Cost function unconditionally returning the weight 1.
static <N,E extends Edge<N>> CostFunction<N,E>	zero() Cost function unconditionally returning the weight 0.

Methods inherited from class java.lang.Object

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

Method Detail

zero

public static <N,E extends Edge<N>> CostFunction<N,E> zero()

Cost function unconditionally returning the weight 0.

Type Parameters:

N - the node type

E - the edge type

Returns:

the cost function

one

public static <N,E extends Edge<N>> CostFunction<N,E> one()

Cost function unconditionally returning the weight 1.

Type Parameters:

N - the node type

E - the edge type

Returns:

the cost function

constant

public static <N,E extends Edge<N>> CostFunction<N,E> constant(double cost)

Cost function unconditionally returning the specified weight.

Type Parameters:

N - the node type

E - the edge type

Parameters:

cost - the constant cost to return for each edge

Returns:

the cost function