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fdjac2 is not needed anymore

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This commit is contained in:
Thomas Capricelli 2009-09-28 03:49:23 +02:00
parent d3850641a1
commit d912034565
2 changed files with 0 additions and 36 deletions
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1
unsupported/Eigen/NonLinear
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@ -45,7 +45,6 @@ namespace Eigen {
#include "src/NonLinear/r1mpyq.h" #include "src/NonLinear/r1mpyq.h"
#include "src/NonLinear/rwupdt.h" #include "src/NonLinear/rwupdt.h"
#include "src/NonLinear/qrfac.h" #include "src/NonLinear/qrfac.h"
#include "src/NonLinear/fdjac2.h"
#include "src/NonLinear/fdjac1.h" #include "src/NonLinear/fdjac1.h"
#include "src/NonLinear/qform.h" #include "src/NonLinear/qform.h"
#include "src/NonLinear/lmpar.h" #include "src/NonLinear/lmpar.h"

35
unsupported/Eigen/src/NonLinear/fdjac2.h
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@ -1,35 +0,0 @@
template<typename FunctorType, typename Scalar>
int ei_fdjac2(
const FunctorType &Functor,
Matrix< Scalar, Dynamic, 1 > &x,
Matrix< Scalar, Dynamic, 1 > &fvec,
Matrix< Scalar, Dynamic, Dynamic > &fjac,
Scalar epsfcn)
{
/* Local variables */
Scalar h, temp;
int iflag;
/* Function Body */
const Scalar epsmch = epsilon<Scalar>();
const int n = x.size();
const Scalar eps = ei_sqrt((std::max(epsfcn,epsmch)));
Matrix< Scalar, Dynamic, 1 > wa(fvec.size());
for (int j = 0; j < n; ++j) {
temp = x[j];
h = eps * ei_abs(temp);
if (h == 0.) {
h = eps;
}
x[j] = temp + h;
iflag = Functor(x, wa);
if (iflag < 0)
return iflag;
x[j] = temp;
fjac.col(j) = (wa-fvec)/h;
}
return iflag;
}