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|
include <imhdr.h>
include <ctype.h>
include <gset.h>
include "psfmatch.h"
define HELPFILE "immatch$src/psfmatch/psfmatch.key"
# Define the plot functions
define PM_PPOWER 1
define PM_PKERNEL 2
# Define the plot types
define PM_PCONTOUR 1
define PM_PLINE 2
define PM_PCOL 3
# RG_PISFM -- Procedure to compute the shifts interactively.
int procedure rg_pisfm (pm, imr, reglist, impsf, im1, imk, imp, im2, gd, id)
pointer pm #I pointer to the psfmatch structure
pointer imr #I/O pointer to the reference image/psf
pointer reglist #I/O pointer to the regions list
pointer impsf #I/O pointer to the input psf
pointer im1 #I/O pointer to the input image
pointer imp #I/O pointer to the fourier spectrum image
pointer imk #I/O pointer to the kernel image
pointer im2 #I/O pointer to the output image
pointer gd #I graphics stream pointer
pointer id #I display stream pointer
int newref, newimage, newfourier, newfilter, plotfunc, plottype, wcs, key
int newplot, ncolr, nliner, ip
pointer sp, cmd
real wx, wy
int rg_pstati(), rg_psfm(), clgcur(), rg_pgqverify(), rg_pgtverify()
int ctoi(), rg_pregions()
pointer rg_pstatp()
begin
call smark (sp)
call salloc (cmd, SZ_LINE, TY_CHAR)
newref = YES
newimage = YES
newfourier = YES
newfilter = YES
ncolr = INDEFI
nliner = INDEFI
plotfunc = PM_PKERNEL
plottype = PM_PCONTOUR
# Compute the convolution kernel for the current image.
if (rg_pstati (pm, CONVOLUTION) == PM_CONIMAGE && rg_pstati (pm,
NREGIONS) <= 0) {
call gclear (gd)
call gflush (gd)
call printf ("The objects list is empty\n")
} else {
if (rg_psfm (pm, imr, im1, impsf, imk, newref) == OK) {
call rg_pplot (gd, pm, ncolr, nliner, plotfunc, plottype)
newref = NO
newimage = NO
newfourier = NO
newfilter = NO
} else {
call gclear (gd)
call gflush (gd)
call rg_pstats (pm, IMAGE, Memc[cmd], SZ_FNAME)
call printf ("Error computing kernel for image %s\n")
call pargstr (Memc[cmd])
}
}
newplot = NO
# Loop over the cursor commands.
while (clgcur ("gcommands", wx, wy, wcs, key, Memc[cmd], SZ_LINE) !=
EOF) {
switch (key) {
# Print the help page.
case '?':
call gpagefile (gd, HELPFILE, "")
# Quit the task gracefully.
case 'q':
if (rg_pgqverify ("psfmatch", pm, imk, key) == YES) {
call sfree (sp)
return (rg_pgtverify (key))
}
# Process colon commands.
case ':':
for (ip = 1; IS_WHITE(Memc[cmd+ip-1]); ip = ip + 1)
;
switch (Memc[cmd+ip-1]) {
case 'x':
if (Memc[cmd+ip] != EOS && Memc[cmd+ip] != ' ') {
call rg_pcolon (gd, pm, imr, reglist, impsf, im1, imk,
NULL, im2, Memc[cmd], newref, newimage,
newfourier, newfilter)
} else {
ip = ip + 1
if (ctoi (Memc[cmd], ip, ncolr) <= 0) {
switch (plotfunc) {
case PM_PPOWER:
ncolr = rg_pstati (pm, NXFFT) / 2 + 1
case PM_PKERNEL:
ncolr = rg_pstati (pm, KNX) / 2 + 1
default:
ncolr = rg_pstati (pm, KNX) / 2 + 1
}
}
plottype = PM_PCOL
newplot = YES
}
case 'y':
if (Memc[cmd+ip] != EOS && Memc[cmd+ip] != ' ') {
call rg_pcolon (gd, pm, imr, reglist, impsf, im1, imk,
NULL, im2, Memc[cmd], newref, newimage,
newfourier, newfilter)
} else {
ip = ip + 1
if (ctoi (Memc[cmd], ip, nliner) <= 0) {
switch (plotfunc) {
case PM_PPOWER:
nliner = rg_pstati (pm, NYFFT) / 2 + 1
case PM_PKERNEL:
nliner = rg_pstati (pm, KNY) / 2 + 1
default:
nliner = rg_pstati (pm, KNY) / 2 + 1
}
}
plottype = PM_PLINE
newplot = YES
}
default:
call rg_pcolon (gd, pm, imr, reglist, impsf, im1, imk, NULL,
im2, Memc[cmd], newref, newimage, newfourier,
newfilter)
}
# Write the parameters to the parameter file.
case 'w':
call rg_pppars (pm)
# Recompute the convolution kernel function.
case 'f':
if (rg_pstati(pm,CONVOLUTION) == PM_CONIMAGE) {
if (newref == YES)
if (rg_pregions (reglist, imr, pm, 1, YES) > 0)
;
else if (newimage == YES)
call rg_pindefr (pm)
}
if (rg_pstati (pm, NREGIONS) > 0 || rg_pstati (pm,
CONVOLUTION) != PM_CONIMAGE) {
if (newfourier == YES) {
call printf (
"\nRecomputing convolution kernel ...\n")
if (rg_psfm (pm, imr, im1, impsf, imk,
newref) == OK) {
ncolr = INDEFI
nliner = INDEFI
call rg_pplot (gd, pm, ncolr, nliner, plotfunc,
plottype)
newref = NO
newimage = NO
newfourier = NO
newfilter = NO
newplot = NO
} else
call printf (
"\nError computing new kernel ...\n")
}
if (newfilter == YES) {
if (Memr[rg_pstatp(pm,FFT)] != NULL) {
call rg_pfilter (pm)
ncolr = INDEFI
nliner = INDEFI
call rg_pplot (gd, pm, ncolr, nliner, plotfunc,
plottype)
newfilter = NO
newplot = NO
} else
call printf (
"The kernel fourier spectrum is undefined\n")
}
} else
call printf ("The objects list is empty\n")
# Draw a contour plot of the kernel.
case 'k':
if (plotfunc != PM_PKERNEL)
newplot = YES
if (plottype != PM_PCONTOUR)
newplot = YES
plotfunc = PM_PKERNEL
plottype = PM_PCONTOUR
ncolr = (1 + rg_pstati (pm, KNX)) / 2
nliner = (1 + rg_pstati (pm, KNY)) / 2
# Draw a contour plot of the fourier spectrum.
case 'p':
if (plotfunc != PM_PPOWER)
newplot = YES
if (plottype != PM_PCONTOUR)
newplot = YES
plotfunc = PM_PPOWER
plottype = PM_PCONTOUR
ncolr = (1 + rg_pstati (pm, NXFFT)) / 2
nliner = (1 + rg_pstati (pm, NYFFT)) / 2
# Plot a line of the current plot.
case 'x':
if (plottype != PM_PCOL)
newplot = YES
if (plottype == PM_PCONTOUR) {
ncolr = nint (wx)
nliner = nint (wy)
} else if (plottype == PM_PLINE) {
ncolr = nint (wx)
}
plottype = PM_PCOL
# Plot a line of the current plot.
case 'y':
if (plottype != PM_PLINE)
newplot = YES
if (plottype == PM_PCONTOUR) {
ncolr = nint (wx)
nliner = nint (wy)
} else if (plottype == PM_PCOL) {
ncolr = nint (wx)
}
plottype = PM_PLINE
# Redraw the current plot.
case 'r':
newplot = YES
# Do nothing gracefully.
default:
;
}
if (newplot == YES) {
if (rg_pstati (pm, CONVOLUTION) == PM_CONIMAGE &&
rg_pstati (pm, NREGIONS) <= 0) {
call printf ("Warning: The objects list is empty\n")
} else if (newref == YES || newimage == YES ||
newfourier == YES || newfilter == YES) {
call printf (
"Warning: Convolution kernel should be refit\n")
} else if (rg_pstatp (pm, CONV) != NULL) {
call rg_pplot (gd, pm, ncolr, nliner, plotfunc, plottype)
newplot = NO
} else {
call printf (
"Warning: The convolution kernel is undefined\n")
}
}
}
call sfree (sp)
end
define QUERY "[Hit return to continue, n next image, q quit, w quit and update parameters]"
# RG_PGQVERIFY -- Print a message in the status line asking the user if they
# really want to quit, returning YES if they really want to quit, NO otherwise.
int procedure rg_pgqverify (task, pm, imk, ch)
char task[ARB] # task name
pointer pm # pointer to psfmatch structure
pointer imk # pointer to kernel image
int ch # character keystroke command
int wcs, stat
pointer sp, cmd
real wx, wy
bool streq()
int clgcur(), rg_pstati()
begin
call smark (sp)
call salloc (cmd, SZ_LINE, TY_CHAR)
# Print the status line query in reverse video and get the keystroke.
call printf (QUERY)
if (clgcur ("gcommands", wx, wy, wcs, ch, Memc[cmd], SZ_LINE) == EOF)
;
# Process the command.
if (ch == 'q') {
if (rg_pstati (pm, CONVOLUTION) != PM_CONKERNEL)
call rg_pwrite (pm, imk, NULL)
stat = YES
} else if (ch == 'w') {
if (rg_pstati (pm, CONVOLUTION) != PM_CONKERNEL)
call rg_pwrite (pm, imk, NULL)
if (streq ("psfmatch", task))
call rg_pppars (pm)
stat = YES
} else if (ch == 'n') {
if (rg_pstati (pm, CONVOLUTION) != PM_CONKERNEL)
call rg_pwrite (pm, imk, NULL)
stat = YES
} else {
stat = NO
}
call sfree (sp)
return (stat)
end
# RG_PGTVERIFY -- Verify whether or not the user truly wishes to quit the
# task.
int procedure rg_pgtverify (ch)
int ch #I the input keystroke command
begin
if (ch == 'q') {
return (YES)
} else if (ch == 'w') {
return (YES)
} else if (ch == 'n') {
return (NO)
} else {
return (NO)
}
end
# RG_PPLOT -- Draw the default plot of the kernel fourier spectrum or the
# kernel itself.
procedure rg_pplot (gd, pm, col, line, plotfunc, plottype)
pointer gd #I pointer to the graphics stream
pointer pm #I pointer to the psfmatch structure
int col #I column of cross-correlation function to plot
int line #I line of cross-correlation function to plot
int plotfunc #I the default plot function type
int plottype #I the default plot type
int nx, ny
pointer sp, title, str, data
int rg_pstati(), strlen()
pointer rg_pstatp()
begin
if (gd == NULL)
return
# Allocate working space.
call smark (sp)
call salloc (title, SZ_LINE, TY_CHAR)
call salloc (str, SZ_LINE, TY_CHAR)
# Initialize the plot title and data.
switch (plotfunc) {
case PM_PPOWER:
call sprintf (Memc[title], SZ_LINE,
"Fourier Spectrum for Reference: %s Image: %s")
call rg_pstats (pm, REFIMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
call rg_pstats (pm, IMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
data = rg_pstatp (pm, ASFFT)
nx = rg_pstati (pm, NXFFT)
ny = rg_pstati (pm, NYFFT)
case PM_PKERNEL:
call sprintf (Memc[title], SZ_LINE,
"Convolution Kernel for Reference: %s Image: %s")
call rg_pstats (pm, REFIMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
call rg_pstats (pm, IMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
data = rg_pstatp (pm, CONV)
nx = rg_pstati (pm, KNX)
ny = rg_pstati (pm, KNY)
default:
call sprintf (Memc[title], SZ_LINE,
"Convolution Kernel for Reference: %s Image: %s")
call rg_pstats (pm, REFIMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
call rg_pstats (pm, IMAGE, Memc[str], SZ_FNAME)
call pargstr (Memc[str])
data = rg_pstatp (pm, CONV)
nx = rg_pstati (pm, KNX)
nx = rg_pstati (pm, KNY)
}
if (IS_INDEFI(col))
col = 1 + nx / 2
if (IS_INDEFI(line))
line = 1 + ny / 2
# Draw the plot.
if (ny == 1) {
switch (plotfunc) {
case PM_PPOWER:
call sprintf (Memc[title+strlen(Memc[title])], SZ_LINE,
"\nLine %d")
call pargi (1)
call rg_pcpline (gd, Memc[title], Memr[rg_pstatp(pm,ASFFT)],
nx, ny, 1)
case PM_PKERNEL:
call sprintf (Memc[title+strlen(Memc[title])], SZ_LINE,
"\nLine %d")
call pargi (1)
call rg_pcpline (gd, Memc[title], Memr[rg_pstatp(pm,CONV)],
nx, ny, 1)
default:
call sprintf (Memc[title+strlen(Memc[title])], SZ_LINE,
"\nLine %d")
call pargi (1)
call rg_pcpline (gd, Memc[title], Memr[rg_pstatp(pm,CONV)],
nx, ny, 1)
}
} else {
switch (plottype) {
case PM_PCONTOUR:
call rg_contour (gd, Memc[title], "", Memr[data], nx, ny)
case PM_PLINE:
call sprintf (Memc[title+strlen(Memc[title])], SZ_LINE,
"\nLine %d")
call pargi (line)
call rg_pcpline (gd, Memc[title], Memr[data], nx, ny, line)
case PM_PCOL:
call sprintf (Memc[title+strlen(Memc[title])], SZ_LINE,
"\nColumn %d")
call pargi (col)
call rg_pcpcol (gd, Memc[title], Memr[data], nx, ny, col)
default:
call rg_contour (gd, Memc[title], "", Memr[data], nx, ny)
}
}
call sfree (sp)
end
# RG_PCPLINE -- Plot a line of a 2D function.
procedure rg_pcpline (gd, title, data, nx, ny, nline)
pointer gd #I pointer to the graphics stream
char title[ARB] #I title for the plot
real data[nx,ARB] #I the input data array
int nx, ny #I dimensions of the input data array
int nline #I the line number
int i
pointer sp, str, x
real ymin, ymax
begin
# Return if no graphics stream.
if (gd == NULL)
return
# Check for valid line number.
if (nline < 1 || nline > ny)
return
# Allocate some working space.
call smark (sp)
call salloc (str, SZ_LINE, TY_CHAR)
call salloc (x, nx, TY_REAL)
# Initialize the data.
do i = 1, nx
Memr[x+i-1] = i
call alimr (data[1,nline], nx, ymin, ymax)
# Set up the labels and the axes.
call gclear (gd)
call gswind (gd, 1.0, real (nx), ymin, ymax)
call glabax (gd, title, "X Lag", "X-Correlation Function")
# Plot the line profile.
call gseti (gd, G_PLTYPE, GL_SOLID)
call gpline (gd, Memr[x], data[1,nline], nx)
call gflush (gd)
call sfree (sp)
end
# RG_PCPCOL -- Plot a column of the cross-correlation function.
procedure rg_pcpcol (gd, title, data, nx, ny, ncol)
pointer gd #I pointer to the graphics stream
char title[ARB] #I title of the column plot
real data[nx,ARB] #I the input data array
int nx, ny #I the dimensions of the input data array
int ncol #I line number
int i
pointer sp, x, y
real ymin, ymax
begin
# Return if no graphics stream.
if (gd == NULL)
return
# Check for valid column number.
if (ncol < 1 || ncol > nx)
return
# Initialize.
call smark (sp)
call salloc (x, ny, TY_REAL)
call salloc (y, ny, TY_REAL)
# Get the data to be plotted.
do i = 1, ny {
Memr[x+i-1] = i
Memr[y+i-1] = data[ncol,i]
}
call alimr (Memr[y], ny, ymin, ymax)
# Set up the labels and the axes.
call gclear (gd)
call gswind (gd, 1.0, real (ny), ymin, ymax)
call glabax (gd, title, "Y Lag", "X-Correlation Function")
# Plot the profile.
call gseti (gd, G_PLTYPE, GL_SOLID)
call gpline (gd, Memr[x], Memr[y], ny)
call sfree (sp)
end
|
