# Copyright (C) 2008-2009 - INRIA - Michael Baudin
# Copyright (C) 2009-2010 - DIGITEO - Michael Baudin
# Copyright (C) 2010-$year$ - Sebastien Bihorel
#
# This file must be used under the terms of the CeCILL.
# This source file is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at
# http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
#
# This source code is a R port of the neldermead component
# originally written by Michael Baudin for Scilab :
# "Nelder-Mead User's Manual", 2010, Consortium Scilab - Digiteo,
# Michael Baudin, http://wiki.scilab.org/The_Nelder-Mead_Component
neldermead.storehistory <- function(this=NULL,n=NULL,fopt=NULL,xopt=NULL,
fv=NULL,xcoords=NULL){
storehistory <- optimbase.get(this=this$optbase,key='storehistory')
iterations <- optimbase.get(this=this$optbase,key='iterations')
verbose <- neldermead.get(this=this,key='verbose')
nbve <- neldermead.get(this=this,key='simplex0')$nbve
if (storehistory){
this$optbase <- optimbase.histset(this=this$optbase,
iter=iterations,
key='historyfopt',
value=fopt)
this$optbase <- optimbase.histset(this=this$optbase,
iter=iterations,
key='historyxopt',
value=xopt[1:n])
this$historysimplex[[iterations]] <- osimplex(verbose=verbose,
x=xcoords[1:nbve,1:n,drop=FALSE],
fv=fv,
n=n,
nbve=nbve)
}
return(this)
}
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