org.apache.commons.nabla.algorithmic.forward.functions
Class HypotTransformer2

java.lang.Object
  org.apache.commons.nabla.algorithmic.forward.functions.HypotTransformer2

All Implemented Interfaces:

MathInvocationTransformer

public class HypotTransformer2
extends Object
implements MathInvocationTransformer

Differentiation transformer for the hypot function invocation instructions.

Field Summary

Fields inherited from interface org.apache.commons.nabla.algorithmic.forward.functions.MathInvocationTransformer

D_RETURN_D_DESCRIPTOR, DD_RETURN_D_DESCRIPTOR

Constructor Summary

HypotTransformer2()

Method Summary

org.objectweb.asm.tree.InsnList

getReplacementList(String owner, MethodDifferentiator methodDifferentiator) Get the replacement list for an invocation instruction.

Methods inherited from class java.lang.Object

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

Constructor Detail

HypotTransformer2

public HypotTransformer2()

Method Detail

getReplacementList

public org.objectweb.asm.tree.InsnList getReplacementList(String owner,
                                                          MethodDifferentiator methodDifferentiator)
                                                   throws DifferentiationException

Get the replacement list for an invocation instruction.

Specified by:

getReplacementList in interface MathInvocationTransformer

Parameters:

owner - owner of the method (typically Math or StrictMath)

methodDifferentiator - method differentiator driving this transformer

Returns:

replacement list

Throws:

DifferentiationException - if the method differentiator cannot provide a temporary variable