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Diffstat (limited to 'math/nlfit/nlvector.gx')
| -rw-r--r-- | math/nlfit/nlvector.gx | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/math/nlfit/nlvector.gx b/math/nlfit/nlvector.gx new file mode 100644 index 00000000..f33d063c --- /dev/null +++ b/math/nlfit/nlvector.gx @@ -0,0 +1,27 @@ +include <math/nlfit.h> +$if (datatype == r) +include "nlfitdefr.h" +$else +include "nlfitdefd.h" +$endif + +define VAR (($1 - 1) * $2 + 1) + +# NLVECTOR -- Evaluate the fit for a series of data points. + +procedure nlvector$t (nl, x, zfit, npts, nvars) + +pointer nl # pointer to nl fitting structure +PIXEL x[ARB] # independent variables (npts * nvars) +PIXEL zfit[ARB] # function values (npts) +int npts # number of points +int nvars # number of independent variables + +int i + +begin + # Compute the fitted function. + do i = 1, npts + call zcall5 (NL_FUNC(nl), x[VAR (i, nvars)], nvars, + PARAM(NL_PARAM(nl)), NL_NPARAMS(nl), zfit[i]) +end |