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1 files changed, 47 insertions, 0 deletions

diff --git a/pkg/xtools/inlfit/inguaxes.gx b/pkg/xtools/inlfit/inguaxes.gx
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+++ b/pkg/xtools/inlfit/inguaxes.gx
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+include	<math/nlfit.h>
+include	<pkg/inlfit.h>
+
+
+# ING_UAXES -- Set user axis
+
+procedure ing_uaxes$t (keynum, in, nl, x, y, z, npts, nvars)
+
+int	keynum				# Key number for axes
+pointer	in				# INLFIT pointer
+pointer	nl				# NLFIT pointer
+PIXEL	x[ARB]				# Independent variable
+PIXEL	y[npts]				# Dependent variable
+PIXEL	z[npts]				# Output values
+int	npts				# Number of points
+int	nvars				# Number of variables
+
+int	npars				# number of parameters
+int	uaxes				# user defined procedure
+pointer	params				# parameter values
+pointer	sp
+
+int	nlstati()
+int	in_geti()
+
+begin
+	# Check if equation is defined
+	uaxes = in_geti (in, INLUAXES)
+	if (!IS_INDEFI (uaxes)) {
+
+	    # Get number of parameters, allocate space
+	    # for parameter values, and get parameter values
+	    npars = nlstati (nl, NLNPARAMS)
+	    call smark (sp)
+	    call salloc (params, npars, TY_PIXEL)
+	    call nlpget$t (nl, Mem$t[params], npars)
+
+	    # Call user plot functions
+	    call zcall8 (uaxes, keynum, Mem$t[params], npars,
+			 x, y, z, npts, nvars)
+
+	    # Free memory
+	    call sfree (sp)
+
+	} else
+	    call eprintf ("Warning: User plot function not defined\n")
+end