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|
include <gset.h>
include <error.h>
include <pkg/inlfit.h>
# List of colon commands.
define CMDS "|show|low_reject|high_reject|nreject|grow|errors|vshow|constant|\
fit|tolerance|maxiter|variables|data|page|results|"
define SHOW 1 # Show fit information
define LOW_REJECT 2 # Set or show lower rejection factor
define HIGH_REJECT 3 # Set or show upper rejection factor
define NREJECT 4 # Set or show rejection iterations
define GROW 5 # Set or show rejection growing radius
define ERRORS 6 # Show fit errors
define VSHOW 7 # Show verbose information
define CONSTANT 8 # Set constant parameter
define FIT 9 # Set fitting parameter
define TOL 10 # Set or show fitting tolerance
define MAXITER 11 # Set or show max number of iterations
define VARIABLES 12 # List the variables
define DATA 13 # List of data
define PAGE 14 # Page through a file
define RESULTS 15 # List the results of the fit
# ING_COLON -- Processes colon commands. The common flags and newgraph
# signal changes in fitting parameters or the need to redraw the graph.
procedure ing_colond (in, cmdstr, gp, gt, nl, x, y, wts, names, npts, nvars,
len_name, newgraph)
pointer in # INLFIT pointer
char cmdstr[ARB] # Command string
pointer gp # GIO pointer
pointer gt # GTOOLS pointer
pointer nl # NLFIT pointer for error listing
double x[ARB] # Independent variabels (npts * nvars)
double y[npts] # dependent variables
double wts[npts] # Weights
char names[ARB] # Object names
int npts # Number of data points
int nvars # Number of variables
int len_name # Length of object name
int newgraph # New graph ?
int ncmd, ival
double fval
pointer sp, cmd
int nscan(), strdic()
int in_geti()
double in_getd()
begin
# Allocate string space.
call smark (sp)
call salloc (cmd, SZ_LINE, TY_CHAR)
# Use formated scan to parse the command string.
# The first word is the command and it may be minimum match
# abbreviated with the list of commands.
call sscan (cmdstr)
call gargwrd (Memc[cmd], SZ_LINE)
ncmd = strdic (Memc[cmd], Memc[cmd], SZ_LINE, CMDS)
# Branch on command code.
switch (ncmd) {
case SHOW: # :show - Show the values of the fitting parameters.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_title (in, "STDOUT", gt)
call ing_showd (in, "STDOUT")
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_title (in, Memc[cmd], gt)
call ing_showd (in, Memc[cmd])
} then
call erract (EA_WARN)
}
case LOW_REJECT: # :low_reject - List or set lower rejection factor.
call gargd (fval)
if (nscan() == 1) {
call printf ("low_reject = %g\n")
call pargd (in_getd (in, INLLOW))
} else
call in_putd (in, INLLOW, fval)
case HIGH_REJECT: # :high_reject - List or set high rejection factor.
call gargd (fval)
if (nscan() == 1) {
call printf ("high_reject = %g\n")
call pargd (in_getd (in, INLHIGH))
} else
call in_putd (in, INLHIGH, fval)
case NREJECT: # :nreject - List or set the rejection iterations.
call gargi (ival)
if (nscan() == 1) {
call printf ("nreject = %d\n")
call pargi (in_geti (in, INLNREJECT))
} else
call in_puti (in, INLNREJECT, ival)
case GROW: # :grow - List or set the rejection growing.
call gargd (fval)
if (nscan() == 1) {
call printf ("grow = %g\n")
call pargd (in_getd (in, INLGROW))
} else
call in_putd (in, INLGROW, fval)
case ERRORS: # :errors - print errors analysis of fit
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_title (in, "STDOUT", gt)
call ing_showd (in, "STDOUT")
call ing_errorsd (in, "STDOUT", nl, x, y, wts, npts, nvars)
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_title (in, Memc[cmd], gt)
call ing_showd (in, Memc[cmd])
call ing_errorsd (in, Memc[cmd], nl, x, y, wts, npts,
nvars)
} then
call erract (EA_WARN)
}
case VSHOW: # Verbose list of the fitting parameters and results.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_vshowd (in, "STDOUT", nl, x, y, wts, names, npts,
nvars, len_name, gt)
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_vshowd (in, Memc[cmd], nl, x, y, wts, names,
npts, nvars, len_name, gt)
} then
call erract (EA_WARN)
}
case CONSTANT: # Set constant parameter.
call ing_changed (in, CONSTANT)
case FIT: # Set fitting parameter.
call ing_changed (in, FIT)
case TOL: # Set or show tolerance.
call gargd (fval)
if (nscan() == 1) {
call printf ("tol = %g\n")
call pargd (in_getd (in, INLTOLERANCE))
} else
call in_putd (in, INLTOLERANCE, fval)
case MAXITER: # Set or show max number of iterations.
call gargi (ival)
if (nscan() == 1) {
call printf ("maxiter = %d\n")
call pargi (in_geti (in, INLMAXITER))
} else
call in_puti (in, INLMAXITER, ival)
case VARIABLES: # Show the list of variables.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_title (in, "STDOUT", gt)
call ing_variablesd (in, "STDOUT", nvars)
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_title (in, Memc[cmd], gt)
call ing_variablesd (in, Memc[cmd], nvars)
} then
call erract (EA_WARN)
}
case DATA: # List the raw data.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_title (in, "STDOUT", gt)
call ing_datad (in, "STDOUT", x, names, npts, nvars, len_name)
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_title (in, Memc[cmd], gt)
call ing_datad (in, Memc[cmd], x, names, npts, nvars,
len_name)
} then
call erract (EA_WARN)
}
case PAGE: # Page through a file.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1)
call printf ("File to be paged is undefined\n")
else
call gpagefile (gp, Memc[cmd], "")
case RESULTS: # List the results of the fit.
call gargwrd (Memc[cmd], SZ_LINE)
if (nscan() == 1) {
call gdeactivate (gp, AW_CLEAR)
call ing_title (in, "STDOUT", gt)
call ing_resultsd (in, "STDOUT", nl, x, y, wts, names, npts,
nvars, len_name)
call greactivate (gp, AW_PAUSE)
} else {
iferr {
call ing_title (in, Memc[cmd], gt)
call ing_resultsd (in, Memc[cmd], nl, x, y, wts, names,
npts, nvars, len_name)
} then
call erract (EA_WARN)
}
default: # User definable action.
call ing_ucolond (in, gp, gt, nl, x, y, wts, npts, nvars, newgraph)
}
# Free memory
call sfree (sp)
end
# ING_CHANGE -- Change fitting parameter into constant parameter, and
# viceversa. Parameters can be specified either by a name, supplied in
# the parameter labels, or just by a sequence number.
procedure ing_changed (in, type)
pointer in # INLFIT descriptor
int type # parameter type (fit, constant)
bool isfit
int ip, pos, number, npars
double dval
pointer param, value, pname
pointer pvalues, plist, plabels
pointer sp
bool streq()
int ctoi(), ctod()
int strdic()
int in_geti()
pointer in_getp()
begin
# Allocate string space.
call smark (sp)
call salloc (param, SZ_LINE, TY_CHAR)
call salloc (value, SZ_LINE, TY_CHAR)
call salloc (pname, SZ_LINE, TY_CHAR)
call salloc (plabels, SZ_LINE, TY_CHAR)
# Get parameter name.
Memc[param] = EOS
call gargwrd (Memc[param], SZ_LINE)
if (streq (Memc[param], "")) {
call eprintf ("Parameter not specified\n")
call sfree (sp)
return
}
# Try to find the parameter name in the parameter labels.
call in_gstr (in, INLPLABELS, Memc[plabels], SZ_LINE)
number = strdic (Memc[param], Memc[pname], SZ_LINE, Memc[plabels])
# Try to find the parameter by number if it was not found
# by name in the dictionary.
if (number == 0) {
ip = 1
if (ctoi (Memc[param], ip, number) == 0) {
call eprintf ("Parameter not found (%s)\n")
call pargstr (Memc[param])
call sfree (sp)
return
}
}
# Test parameter number.
npars = in_geti (in, INLNPARAMS)
if (number < 1 || number > npars) {
call eprintf ("Parameter out of range (%d)\n")
call pargi (number)
call sfree (sp)
return
}
# Get pointers to parameter values and list.
pvalues = in_getp (in, INLPARAM)
plist = in_getp (in, INLPLIST)
# Get new value if specified. Otherwise assume
# old parameter value.
Memc[value] = EOS
call gargwrd (Memc[value], SZ_LINE)
if (streq (Memc[value], ""))
dval = Memd[pvalues + number - 1]
else {
ip = 1
if (ctod (Memc[value], ip, dval) == 0) {
call eprintf ("Bad parameter value (%s)\n")
call pargstr (Memc[value])
call sfree (sp)
return
}
}
# Update parameter value.
Memd[pvalues + number - 1] = dval
# Find the parameter position in the parameter list.
do pos = 1, npars {
if (Memi[plist + pos - 1] >= number ||
Memi[plist + pos - 1] == 0)
break
}
# Insert or remove parameter from the parameter list
# according with its type, i.e., with the type of change.
# The list is not changed if it's not necesary to do so.
if (type == FIT) {
if (Memi[plist + pos - 1] != number) {
do ip = npars, pos + 1, -1
Memi[plist + ip - 1] = Memi[plist + ip - 2]
Memi[plist + pos - 1] = number
call in_puti (in, INLNFPARAMS, in_geti (in, INLNFPARAMS) + 1)
}
isfit = true
} else {
if (Memi[plist + pos - 1] == number) {
do ip = pos, npars - 1
Memi[plist + ip - 1] = Memi[plist + ip]
Memi[plist + npars - 1] = 0
call in_puti (in, INLNFPARAMS, in_geti (in, INLNFPARAMS) - 1)
}
isfit = false
}
# Print setting.
call printf ("(%s) changed to %s parameter, with value=%g\n")
call pargstr (Memc[pname])
if (isfit)
call pargstr ("fitting")
else
call pargstr ("constant")
call pargd (dval)
# Free memory.
call sfree (sp)
end
|
