int
main(int argc, char *argv[])
{
char **av, *in_fname,fname[STRLEN],hemi[10], path[STRLEN],
name[STRLEN],*cp ;
int ac, nargs, nhandles ;
MRI_SURFACE *mris ;
double ici, fi, var ;
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_curvature.c,v 1.31 2011/03/02 00:04:30 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
{
exit (0);
}
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 2)
{
usage_exit() ;
}
in_fname = argv[1] ;
FileNamePath(in_fname, path) ;
FileNameOnly(in_fname, name) ;
cp = strchr(name, '.') ;
if (!cp)
ErrorExit(ERROR_BADPARM, "%s: could not scan hemisphere from '%s'",
Progname, fname) ;
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
if (patch_flag) /* read the orig surface, then the patch file */
{
sprintf(fname, "%s/%s.orig", path, hemi) ;
mris = MRISfastRead(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_fname) ;
if (Gdiag & DIAG_SHOW)
{
fprintf(stderr, "reading patch file %s...\n", in_fname) ;
}
if (MRISreadPatch(mris, in_fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read patch file %s",
Progname, in_fname) ;
}
else /* just read the surface normally */
{
mris = MRISread(in_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_fname) ;
}
MRISsetNeighborhoodSize(mris, nbrs) ;
if (nbhd_size > 0)
{
MRISsampleAtEachDistance(mris, nbhd_size, nbrs_per_distance) ;
}
if (max_mm > 0)
{
float ratio ;
MRISstoreMetricProperties(mris) ;
if (MRISreadCanonicalCoordinates(mris, "sphere") != NO_ERROR)
{
ErrorExit(ERROR_NOFILE,
"%s: could not read canonical coordinates from ?h.sphere",
Progname);
}
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
ratio = mris->orig_area / M_PI * mris->radius * mris->radius * 4.0 ;
ratio = mris->orig_area / mris->total_area ;
MRISscaleBrain(mris, mris, sqrt(ratio)) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeNeighbors(mris, max_mm) ;
}
if (param_file)
{
MRI_SP *mrisp ;
mrisp = MRISPread(param_file) ;
if (normalize_param)
{
MRISnormalizeFromParameterization(mrisp, mris, param_no) ;
}
else
{
MRISfromParameterization(mrisp, mris, param_no) ;
}
MRISPfree(&mrisp) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.param", path,name,suffix) ;
fprintf(stderr, "writing parameterized curvature to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
else
{
MRIScomputeSecondFundamentalFormThresholded(mris, cthresh) ;
nhandles = nint(1.0 - mris->Ktotal / (4.0*M_PI)) ;
fprintf(stderr, "total integrated curvature = %2.3f*4pi (%2.3f) --> "
"%d handles\n", (float)(mris->Ktotal/(4.0f*M_PI)),
(float)mris->Ktotal, nhandles) ;
#if 0
fprintf(stderr, "0: k1 = %2.3f, k2 = %2.3f, H = %2.3f, K = %2.3f\n",
mris->vertices[0].k1, mris->vertices[0].k2,
mris->vertices[0].H, mris->vertices[0].K) ;
fprintf(stderr, "0: vnum = %d, v2num = %d, total=%d, area=%2.3f\n",
mris->vertices[0].vnum, mris->vertices[0].v2num,
mris->vertices[0].vtotal,mris->vertices[0].area) ;
#endif
MRIScomputeCurvatureIndices(mris, &ici, &fi);
var = MRIStotalVariation(mris) ;
fprintf(stderr,"ICI = %2.1f, FI = %2.1f, variation=%2.3f\n", ici, fi, var);
if (diff_flag)
{
MRISuseCurvatureDifference(mris) ;
MRISaverageCurvatures(mris, navgs) ;
sprintf(fname, "%s/%s%s.diff", path,name,suffix) ;
fprintf(stderr, "writing curvature difference to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (ratio_flag)
{
MRISuseCurvatureRatio(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.ratio", path,name,suffix) ;
fprintf(stderr, "writing curvature ratio to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (contrast_flag)
{
MRISuseCurvatureContrast(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.contrast", path,name,suffix) ;
fprintf(stderr, "writing curvature contrast to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (neg_flag)
{
int neg ;
if (mris->patch)
{
mris->status = MRIS_PLANE ;
}
MRIScomputeMetricProperties(mris) ;
neg = MRIScountNegativeTriangles(mris) ;
MRISuseNegCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
sprintf(fname, "%s/%s%s.neg", path,name,suffix) ;
fprintf(stderr, "writing negative vertex curvature to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "%d negative triangles\n", neg) ;
fprintf(stderr, "done.\n") ;
{
int vno, fno ;
VERTEX *v ;
FACE *f ;
for (vno = 0 ; vno < mris->nvertices ; vno++)
{
v = &mris->vertices[vno] ;
if (v->ripflag)
{
continue ;
}
neg = 0 ;
for (fno = 0 ; fno < v->num ; fno++)
{
f = &mris->faces[v->f[fno]] ;
if (f->area < 0.0f)
{
neg = 1 ;
}
}
if (neg)
{
fprintf(stdout, "%d\n", vno) ;
}
}
}
}
if (max_flag)
{
MRISuseCurvatureMax(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.max", path,name,suffix) ;
fprintf(stderr, "writing curvature maxima to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (min_flag)
{
MRISuseCurvatureMin(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.min", path,name,suffix) ;
fprintf(stderr, "writing curvature minima to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (stretch_flag)
{
MRISreadOriginalProperties(mris, NULL) ;
MRISuseCurvatureStretch(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.stretch", path,name,suffix) ;
fprintf(stderr, "writing curvature stretch to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
if (write_flag)
{
MRISuseGaussianCurvature(mris) ;
if (cthresh > 0)
{
MRIShistoThresholdCurvature(mris, cthresh) ;
}
MRISaverageCurvatures(mris, navgs) ;
sprintf(fname, "%s/%s%s.K", path,name, suffix) ;
fprintf(stderr, "writing Gaussian curvature to %s...", fname) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
MRISwriteCurvature(mris, fname) ;
MRISuseMeanCurvature(mris) ;
if (cthresh > 0)
{
MRIShistoThresholdCurvature(mris, cthresh) ;
}
MRISaverageCurvatures(mris, navgs) ;
if (normalize)
{
MRISnormalizeCurvature(mris,which_norm) ;
}
sprintf(fname, "%s/%s%s.H", path,name, suffix) ;
fprintf(stderr, "done.\nwriting mean curvature to %s...", fname) ;
MRISwriteCurvature(mris, fname) ;
fprintf(stderr, "done.\n") ;
}
}
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char *in_fname, *out_fname, **av, *xform_fname, fname[STRLEN] ;
MRI *mri_in, *mri_tmp ;
int ac, nargs, msec, minutes, seconds;
int input, ninputs ;
struct timeb start ;
TRANSFORM *transform = NULL ;
char cmdline[CMD_LINE_LEN], line[STRLEN], *cp, subject[STRLEN], sdir[STRLEN], base_name[STRLEN] ;
FILE *fp ;
make_cmd_version_string
(argc, argv,
"$Id: mri_fuse_intensity_images.c,v 1.2 2011/06/02 14:05:10 fischl Exp $",
"$Name: $", cmdline);
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mri_fuse_intensity_images.c,v 1.2 2011/06/02 14:05:10 fischl Exp $",
"$Name: $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
setRandomSeed(-1L) ;
Progname = argv[0] ;
DiagInit(NULL, NULL, NULL) ;
ErrorInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 5)
ErrorExit
(ERROR_BADPARM,
"usage: %s [<options>] <longitudinal time point file> <in vol> <transform file> <out vol> \n",
Progname) ;
in_fname = argv[2] ;
xform_fname = argv[3] ;
out_fname = argv[4] ;
transform = TransformRead(xform_fname) ;
if (transform == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read transform from %s", Progname, xform_fname) ;
TimerStart(&start) ;
FileNamePath(argv[1], sdir) ;
cp = strrchr(sdir, '/') ;
if (cp)
{
strcpy(base_name, cp+1) ;
*cp = 0 ; // remove last component of path, which is base subject name
}
ninputs = 0 ;
fp = fopen(argv[1], "r") ;
if (fp == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read time point file %s", Progname, argv[1]) ;
do
{
cp = fgetl(line, STRLEN-1, fp) ;
if (cp != NULL && strlen(cp) > 0)
{
subjects[ninputs] = (char *)calloc(strlen(cp)+1, sizeof(char)) ;
strcpy(subjects[ninputs], cp) ;
ninputs++ ;
}
} while (cp != NULL && strlen(cp) > 0) ;
fclose(fp) ;
printf("processing %d timepoints in SUBJECTS_DIR %s...\n", ninputs, sdir) ;
for (input = 0 ; input < ninputs ; input++)
{
sprintf(subject, "%s.long.%s", subjects[input], base_name) ;
printf("reading subject %s - %d of %d\n", subject, input+1, ninputs) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, in_fname) ;
mri_tmp = MRIread(fname) ;
if (!mri_tmp)
ErrorExit(ERROR_NOFILE, "%s: could not read input MR volume from %s",
Progname, fname) ;
MRImakePositive(mri_tmp, mri_tmp) ;
if (input == 0)
{
mri_in =
MRIallocSequence(mri_tmp->width, mri_tmp->height, mri_tmp->depth,
mri_tmp->type, ninputs) ;
if (!mri_in)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate input volume %dx%dx%dx%d",
mri_tmp->width,mri_tmp->height,mri_tmp->depth,ninputs) ;
MRIcopyHeader(mri_tmp, mri_in) ;
}
if (mask_fname)
{
int i ;
MRI *mri_mask ;
mri_mask = MRIread(mask_fname) ;
if (!mri_mask)
ErrorExit(ERROR_NOFILE, "%s: could not open mask volume %s.\n",
Progname, mask_fname) ;
for (i = 1 ; i < WM_MIN_VAL ; i++)
MRIreplaceValues(mri_mask, mri_mask, i, 0) ;
MRImask(mri_tmp, mri_mask, mri_tmp, 0, 0) ;
MRIfree(&mri_mask) ;
}
MRIcopyFrame(mri_tmp, mri_in, 0, input) ;
MRIfree(&mri_tmp) ;
}
MRIaddCommandLine(mri_in, cmdline) ;
// try to bring the images closer to each other at each voxel where they seem to come from the same distribution
{
MRI *mri_frame1, *mri_frame2 ;
double rms_after ;
mri_frame1 = MRIcopyFrame(mri_in, NULL, 0, 0) ;
mri_frame2 = MRIcopyFrame(mri_in, NULL, 1, 0) ;
rms_after = MRIrmsDiff(mri_frame1, mri_frame2) ;
printf("RMS before intensity cohering = %2.2f\n", rms_after) ;
MRIfree(&mri_frame1) ; MRIfree(&mri_frame2) ;
if (0)
normalize_timepoints(mri_in, 2.0, cross_time_sigma) ;
else
normalize_timepoints_with_parzen_window(mri_in, cross_time_sigma) ;
mri_frame1 = MRIcopyFrame(mri_in, NULL, 0, 0) ;
mri_frame2 = MRIcopyFrame(mri_in, NULL, 1, 0) ;
rms_after = MRIrmsDiff(mri_frame1, mri_frame2) ;
MRIfree(&mri_frame1) ; MRIfree(&mri_frame2) ;
printf("RMS after intensity cohering = %2.2f (sigma=%2.2f)\n", rms_after, cross_time_sigma) ;
}
for (input = 0 ; input < ninputs ; input++)
{
sprintf(fname, "%s/%s.long.%s/mri/%s", sdir, subjects[input], base_name, out_fname) ;
printf("writing normalized volume to %s...\n", fname) ;
if (MRIwriteFrame(mri_in, fname, input) != NO_ERROR)
ErrorExit(ERROR_BADFILE, "%s: could not write normalized volume to %s",Progname, fname);
}
MRIfree(&mri_in) ;
printf("done.\n") ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
printf("normalization took %d minutes and %d seconds.\n",
minutes, seconds) ;
if (diag_fp)
fclose(diag_fp) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[]) {
char **av, *avg_surf_name, *canon_surf_name, fname[STRLEN],
*mdir, ico_fname[STRLEN], *hemi, *out_sname ;
int ac, nargs, i, vno, n ;
VERTEX *v ;
MRI_SURFACE *mris_ico ;
MRI_SP *mrisp_total ;
LTA *lta ;
VOL_GEOM vg;
float average_surface_area = 0.0 ;
MATRIX *XFM=NULL;
GCA_MORPH *gcam=NULL;
memset((void *) &vg, 0, sizeof (VOL_GEOM));
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_make_average_surface.c,v 1.29 2011/03/02 00:04:33 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
mdir = getenv("FREESURFER_HOME") ;
if (!mdir)
ErrorExit(ERROR_BADPARM,
"%s: no FREESURFER_HOME in environment.\n",Progname);
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (sdir == NULL) {
sdir = getenv("SUBJECTS_DIR");
if (!sdir)
ErrorExit(ERROR_BADPARM,
"%s: no SUBJECTS_DIR in environment.\n",Progname);
}
if (sdirout == NULL) sdirout = sdir;
if (argc < 6) usage_exit() ;
hemi = argv[1] ;
avg_surf_name = argv[2] ;
canon_surf_name = argv[3] ;
out_sname = argv[4] ;
printf("---------------------------------------------------\n");
printf("hemi = %s\n",hemi);
printf("avg_surf_name = %s\n",avg_surf_name);
printf("canon_surf_name = %s\n",canon_surf_name);
printf("out_sname = %s\n",out_sname);
printf("xform = %s\n",xform_name);
printf("---------------------------------------------------\n");
printf("\n\n");
fflush(stdout);
#define SCALE 1
mrisp_total = MRISPalloc(SCALE, 3) ;
for (n = 0, i = 5 ; i < argc ; i++) {
MRI *mri;
MRI_SURFACE *mris;
MRI_SP *mrisp;
printf("\n---------------------------------------------------\n");
printf("#@# processing subject %d/%d %s...\n", i-4,argc-5,argv[i]) ;
fflush(stdout);
// read sphere.reg
sprintf(fname, "%s/%s/surf/%s.%s", sdir, argv[i], hemi, canon_surf_name) ;
printf(" Reading %s\n",fname);
fflush(stdout);
mris = MRISread(fname) ;
if (!mris) {
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
exit(1);
}
// get "pial" surface vertex into ->origx, origy, origz
if (MRISreadOriginalProperties(mris, orig_name) != NO_ERROR)
ErrorExit(ERROR_BADFILE,"%s: could not read orig file for %s.\n",
Progname, argv[1]);
// read transform
if (0) {
sprintf(fname, "%s/%s/mri/transforms/%s", sdir, argv[i], xform_name) ;
lta = LTAreadEx(fname) ;
if (!lta)
ErrorExit(ERROR_BADPARM,
"%s: could not read transform from %s", Progname, fname) ;
}
// read T1 volume
sprintf(fname, "%s/%s/mri/T1.mgz", sdir, argv[i]) ;
if (fio_FileExistsReadable(fname)) mri = MRIreadHeader(fname,MRI_MGH_FILE);
else {
sprintf(fname, "%s/%s/mri/T1", sdir, argv[i]) ;
mri = MRIreadHeader(fname, MRI_UCHAR); // MRI_CORONAL_SLICE_DIRECTORY) ;
}
printf(" Read %s\n",fname);
fflush(stdout);
if (!mri)
ErrorExit(ERROR_BADPARM,
"%s: could not read reference MRI volume from %s",
Progname, fname) ;
// save current vertex position into ->cx
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
// get the vertex position from ->origx, ...
// (get the "pial" vertex position)
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
printf(" Surface area: %2.1f cm^2\n", mris->total_area/100) ;
fflush(stdout);
average_surface_area += mris->total_area ;
// this means that we transform "pial" surface
if (xform_name)
{
if (!strcmp(xform_name,"talairach.xfm")) {
printf(" Applying linear transform\n");
fflush(stdout);
XFM = DevolveXFMWithSubjectsDir(argv[i], NULL, "talairach.xfm", sdir);
if (XFM == NULL) exit(1);
MRISmatrixMultiply(mris, XFM);
MatrixFree(&XFM);
} else if (!strcmp(xform_name,"talairach.m3z")) {
printf(" Applying GCA Morph\n");
fflush(stdout);
sprintf(fname, "%s/%s/mri/transforms/talairach.m3z", sdir, argv[i]) ;
gcam = GCAMreadAndInvert(fname);
if (gcam == NULL) exit(1);
GCAMmorphSurf(mris, gcam);
GCAMfree(&gcam);
} else {
printf("ERROR: don't know what to do with %s\n",xform_name);
exit(1);
}
}
// save transformed position in ->orig
// (store "pial" vertices position in orig)
MRIScomputeMetricProperties(mris) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
// get the vertex position from ->cx
// (note that this is not transformed) sphere.reg vertices
MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
// mris contains sphere.reg in vertex and pial vertices in orig
// map to a theta-phi space and accumulate values
mrisp = MRIScoordsToParameterization(mris, NULL, SCALE, ORIGINAL_VERTICES) ;
MRISPaccumulate(mrisp, mrisp_total, 0) ;
MRISPaccumulate(mrisp, mrisp_total, 1) ;
MRISPaccumulate(mrisp, mrisp_total, 2) ;
MRISPfree(&mrisp) ;
MRISfree(&mris) ;
MRIfree(&mri) ;
//LTAfree(<a) ;
fflush(stdout);
n++ ;
}
printf("Finished loading all data\n");
average_surface_area /= (float)n ;
printf("Avg surf area = %g cm\n",average_surface_area/100.0);
fflush(stdout);
// mrisp_total lost info on the modified surface
sprintf(ico_fname, "%s/lib/bem/ic%d.tri", mdir, ico_no) ;
printf("Reading icosahedron from %s...\n", ico_fname) ;
mris_ico = ICOread(ico_fname) ;
if (!mris_ico)
ErrorExit(ERROR_NOFILE, "%s: could not read icosahedron file %s\n",
Progname,ico_fname) ;
MRISscaleBrain(mris_ico, mris_ico,
DEFAULT_RADIUS/MRISaverageRadius(mris_ico)) ;
// save current ico position to ->cx, cy, cz
MRISsaveVertexPositions(mris_ico, CANONICAL_VERTICES) ;
// using mrisp_total to calculate position into ->origx, origy, origz
// (orig is the "pial" vertices)
MRIScoordsFromParameterization(mrisp_total, mris_ico, ORIGINAL_VERTICES) ;
// copy geometry info
memcpy((void *) &mris_ico->vg, (void *) &vg, sizeof (VOL_GEOM));
if (Gdiag_no >= 0 && Gdiag_no < mris_ico->nvertices) {
int n ;
VERTEX *vn ;
v = &mris_ico->vertices[Gdiag_no] ;
printf( "v %d: x = (%2.2f, %2.2f, %2.2f)\n",
Gdiag_no, v->origx, v->origy, v->origz) ;
for (n = 0 ; n < v->vnum ; n++) {
vn = &mris_ico->vertices[v->v[n]] ;
printf( "v %d: x = (%2.2f, %2.2f, %2.2f)\n",
v->v[n], vn->origx, vn->origy, vn->origz) ;
}
}
// write *h.sphere.reg
sprintf(fname, "%s/%s/surf/%s.%s",
sdirout, out_sname, hemi, canon_surf_name) ;
if (Gdiag & DIAG_SHOW)
printf("writing average canonical surface to %s\n", fname);
MRISwrite(mris_ico, fname) ;
// get "pial vertices" from orig
MRISrestoreVertexPositions(mris_ico, ORIG_VERTICES);
for (vno = 0 ; vno < mris_ico->nvertices ; vno++) {
v = &mris_ico->vertices[vno] ;
// n = number of subjects
v->x /= (float)n ;
v->y /= (float)n ;
v->z /= (float)n ;
}
if (normalize_area) {
MRIScomputeMetricProperties(mris_ico) ;
printf("setting group surface area to be %2.1f cm^2 (scale=%2.2f)\n",
average_surface_area/100.0,
sqrt(average_surface_area/mris_ico->total_area)) ;
#if 0
MRISscaleBrain(mris_ico, mris_ico,
sqrt(average_surface_area/mris_ico->total_area)) ;
#else
mris_ico->group_avg_surface_area = average_surface_area ;
#endif
MRIScomputeMetricProperties(mris_ico) ;
}
sprintf(fname, "%s/%s/surf/%s.%s", sdirout,out_sname, hemi, avg_surf_name) ;
printf("writing average %s surface to %s\n", avg_surf_name, fname);
MRISwrite(mris_ico, fname) ;
if (0) {
char path[STRLEN] ;
LTA *lta ;
FileNamePath(fname, path) ;
lta = LTAalloc(1, NULL) ;
// write to a different location
sprintf(fname, "%s/../mri/transforms/%s", path,xform_name) ;
LTAwriteEx(lta, fname) ;
LTAfree(<a) ;
}
MRISfree(&mris_ico) ;
MRISPfree(&mrisp_total) ;
printf("mris_make_average_surface done\n");
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char **av, *source_fname, *target_fname, *out_fname, fname[STRLEN] ;
int ac, nargs, new_transform = 0, pad ;
MRI *mri_target, *mri_source, *mri_orig_source ;
MRI_REGION box ;
struct timeb start ;
int msec, minutes, seconds ;
GCA_MORPH *gcam ;
MATRIX *m_L/*, *m_I*/ ;
LTA *lta ;
/* initialize the morph params */
memset(&mp, 0, sizeof(GCA_MORPH_PARMS));
/* for nonlinear morph */
mp.l_jacobian = 1 ;
mp.min_sigma = 0.4 ;
mp.l_distance = 0 ;
mp.l_log_likelihood = .025 ;
mp.dt = 0.005 ;
mp.noneg = True ;
mp.exp_k = 20 ;
mp.diag_write_snapshots = 1 ;
mp.momentum = 0.9 ;
if (FZERO(mp.l_smoothness))
mp.l_smoothness = 2 ;
mp.sigma = 8 ;
mp.relabel_avgs = -1 ;
mp.navgs = 256 ;
mp.levels = 6 ;
mp.integration_type = GCAM_INTEGRATE_BOTH ;
mp.nsmall = 1 ;
mp.reset_avgs = -1 ;
mp.npasses = 3 ;
mp.regrid = regrid? True : False ;
mp.tol = 0.1 ;
mp.niterations = 1000 ;
TimerStart(&start) ;
setRandomSeed(-1L) ;
DiagInit(NULL, NULL, NULL) ;
ErrorInit(NULL, NULL, NULL) ;
Progname = argv[0] ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 4)
usage_exit(1) ;
source_fname = argv[1] ;
target_fname = argv[2] ;
out_fname = argv[3] ;
FileNameOnly(out_fname, fname) ;
FileNameRemoveExtension(fname, fname) ;
strcpy(mp.base_name, fname) ;
mri_source = MRIread(source_fname) ;
if (!mri_source)
ErrorExit(ERROR_NOFILE, "%s: could not read source label volume %s",
Progname, source_fname) ;
if (mri_source->type == MRI_INT)
{
MRI *mri_tmp = MRIchangeType(mri_source, MRI_FLOAT, 0, 1, 1) ;
MRIfree(&mri_source); mri_source = mri_tmp ;
}
mri_target = MRIread(target_fname) ;
if (!mri_target)
ErrorExit(ERROR_NOFILE, "%s: could not read target label volume %s",
Progname, target_fname) ;
if (mri_target->type == MRI_INT)
{
MRI *mri_tmp = MRIchangeType(mri_target, MRI_FLOAT, 0, 1, 1) ;
MRIfree(&mri_target); mri_target = mri_tmp ;
}
if (erosions > 0)
{
int n ;
for (n = 0 ; n < erosions ; n++)
{
MRIerodeZero(mri_target, mri_target) ;
MRIerodeZero(mri_source, mri_source) ;
}
}
if (scale_values > 0)
{
MRIscalarMul(mri_source, mri_source, scale_values) ;
MRIscalarMul(mri_target, mri_target, scale_values) ;
}
if (transform && transform->type == MORPH_3D_TYPE)
TransformRas2Vox(transform, mri_source,NULL) ;
if (use_aseg == 0)
{
if (match_peak_intensity_ratio)
MRImatchIntensityRatio(mri_source, mri_target, mri_source, .8, 1.2,
100, 125) ;
else if (match_mean_intensity)
MRImatchMeanIntensity(mri_source, mri_target, mri_source) ;
MRIboundingBox(mri_source, 0, &box) ;
pad = (int)ceil(PADVOX *
MAX(mri_target->xsize,MAX(mri_target->ysize,mri_target->zsize)) /
MIN(mri_source->xsize,MIN(mri_source->ysize,mri_source->zsize)));
#if 0
{ MRI *mri_tmp ;
if (pad < 1)
pad = 1 ;
printf("padding source with %d voxels...\n", pad) ;
mri_tmp = MRIextractRegionAndPad(mri_source, NULL, &box, pad) ;
if ((Gdiag & DIAG_WRITE) && DIAG_VERBOSE_ON)
MRIwrite(mri_tmp, "t.mgz") ;
MRIfree(&mri_source) ;
mri_source = mri_tmp ;
}
#endif
}
mri_orig_source = MRIcopy(mri_source, NULL) ;
mp.max_grad = 0.3*mri_source->xsize ;
if (transform == NULL)
transform = TransformAlloc(LINEAR_VOXEL_TO_VOXEL, NULL) ;
if (transform->type != MORPH_3D_TYPE) // initializing m3d from a linear transform
{
new_transform = 1 ;
lta = ((LTA *)(transform->xform)) ;
if (lta->type != LINEAR_VOX_TO_VOX)
{
printf("converting ras xform to voxel xform\n") ;
m_L = MRIrasXformToVoxelXform(mri_source, mri_target, lta->xforms[0].m_L, NULL) ;
MatrixFree(<a->xforms[0].m_L) ;
lta->type = LINEAR_VOX_TO_VOX ;
}
else
{
printf("using voxel xform\n") ;
m_L = lta->xforms[0].m_L ;
}
#if 0
if (Gsx >= 0) // update debugging coords
{
VECTOR *v1, *v2 ;
v1 = VectorAlloc(4, MATRIX_REAL) ;
Gsx -= (box.x-pad) ;
Gsy -= (box.y-pad) ;
Gsz -= (box.z-pad) ;
V3_X(v1) = Gsx ; V3_Y(v1) = Gsy ; V3_Z(v1) = Gsz ;
VECTOR_ELT(v1,4) = 1.0 ;
v2 = MatrixMultiply(m_L, v1, NULL) ;
Gsx = nint(V3_X(v2)) ; Gsy = nint(V3_Y(v2)) ; Gsz = nint(V3_Z(v2)) ;
MatrixFree(&v2) ; MatrixFree(&v1) ;
printf("mapping by transform (%d, %d, %d) --> (%d, %d, %d) for rgb writing\n",
Gx, Gy, Gz, Gsx, Gsy, Gsz) ;
}
#endif
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
write_snapshot(mri_target, mri_source, m_L, &mp, 0, 1, "linear_init");
lta->xforms[0].m_L = m_L ;
printf("initializing GCAM with vox->vox matrix:\n") ;
MatrixPrint(stdout, m_L) ;
gcam = GCAMcreateFromIntensityImage(mri_source, mri_target, transform) ;
#if 0
gcam->gca = gcaAllocMax(1, 1, 1,
mri_target->width, mri_target->height,
mri_target->depth,
0, 0) ;
#endif
GCAMinitVolGeom(gcam, mri_source, mri_target) ;
if (use_aseg)
{
if (ribbon_name)
{
char fname[STRLEN], path[STRLEN], *str, *hemi ;
int h, s, label ;
MRI_SURFACE *mris_white, *mris_pial ;
MRI *mri ;
for (s = 0 ; s <= 1 ; s++) // source and target
{
if (s == 0)
{
str = source_surf ;
mri = mri_source ;
FileNamePath(mri->fname, path) ;
strcat(path, "/../surf") ;
}
else
{
mri = mri_target ;
FileNamePath(mri->fname, path) ;
strcat(path, "/../elastic") ;
str = target_surf ;
}
// sorry - these values come from FreeSurferColorLUT.txt
MRIreplaceValueRange(mri, mri, 1000, 1034, Left_Cerebral_Cortex) ;
MRIreplaceValueRange(mri, mri, 1100, 1180, Left_Cerebral_Cortex) ;
MRIreplaceValueRange(mri, mri, 2000, 2034, Right_Cerebral_Cortex) ;
MRIreplaceValueRange(mri, mri, 2100, 2180, Right_Cerebral_Cortex) ;
for (h = LEFT_HEMISPHERE ; h <= RIGHT_HEMISPHERE ; h++)
{
if (h == LEFT_HEMISPHERE)
{
hemi = "lh" ;
label = Left_Cerebral_Cortex ;
}
else
{
label = Right_Cerebral_Cortex ;
hemi = "rh" ;
}
sprintf(fname, "%s/%s%s.white", path, hemi, str) ;
mris_white = MRISread(fname) ;
if (mris_white == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read surface %s", Progname, fname) ;
MRISsaveVertexPositions(mris_white, WHITE_VERTICES) ;
sprintf(fname, "%s/%s%s.pial", path, hemi, str) ;
mris_pial = MRISread(fname) ;
if (mris_pial == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read surface %s", Progname, fname) ;
MRISsaveVertexPositions(mris_pial, PIAL_VERTICES) ;
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
{
sprintf(fname, "sb.mgz") ;
MRIwrite(mri_source, fname) ;
sprintf(fname, "tb.mgz") ;
MRIwrite(mri_target, fname) ;
}
insert_ribbon_into_aseg(mri, mri, mris_white, mris_pial, h) ;
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
{
sprintf(fname, "sa.mgz") ;
MRIwrite(mri_source, fname) ;
sprintf(fname, "ta.mgz") ;
MRIwrite(mri_target, fname) ;
}
MRISfree(&mris_white) ; MRISfree(&mris_pial) ;
}
}
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
{
sprintf(fname, "s.mgz") ;
MRIwrite(mri_source, fname) ;
sprintf(fname, "t.mgz") ;
MRIwrite(mri_target, fname) ;
}
}
GCAMinitLabels(gcam, mri_target) ;
GCAMsetVariances(gcam, 1.0) ;
mp.mri_dist_map = create_distance_transforms(mri_source, mri_target, NULL, 40.0, gcam) ;
}
}
else /* use a previously create morph and integrate it some more */
{
printf("using previously create gcam...\n") ;
gcam = (GCA_MORPH *)(transform->xform) ;
GCAMrasToVox(gcam, mri_source) ;
if (use_aseg)
{
GCAMinitLabels(gcam, mri_target) ;
GCAMsetVariances(gcam, 1.0) ;
mp.mri_dist_map = create_distance_transforms(mri_source, mri_target, NULL, 40.0, gcam) ;
}
else
GCAMaddIntensitiesFromImage(gcam, mri_target) ;
}
if (gcam->width != mri_source->width ||
gcam->height != mri_source->height ||
gcam->depth != mri_source->depth)
ErrorExit(ERROR_BADPARM, "%s: warning gcam (%d, %d, %d), doesn't match source vol (%d, %d, %d)",
Progname, gcam->width, gcam->height, gcam->depth,
mri_source->width, mri_source->height, mri_source->depth) ;
mp.mri_diag = mri_source ;
mp.diag_morph_from_atlas = 0 ;
mp.diag_write_snapshots = 1 ;
mp.diag_sample_type = use_aseg ? SAMPLE_NEAREST : SAMPLE_TRILINEAR ;
mp.diag_volume = use_aseg ? GCAM_LABEL : GCAM_MEANS ;
if (renormalize)
GCAMnormalizeIntensities(gcam, mri_target) ;
if (mp.write_iterations != 0)
{
char fname[STRLEN] ;
MRI *mri_gca ;
if (getenv("DONT_COMPRESS"))
sprintf(fname, "%s_target.mgh", mp.base_name) ;
else
sprintf(fname, "%s_target.mgz", mp.base_name) ;
if (mp.diag_morph_from_atlas == 0)
{
printf("writing target volume to %s...\n", fname) ;
MRIwrite(mri_target, fname) ;
sprintf(fname, "%s_target", mp.base_name) ;
MRIwriteImageViews(mri_target, fname, IMAGE_SIZE) ;
}
else
{
if (use_aseg)
mri_gca = GCAMwriteMRI(gcam, NULL, GCAM_LABEL) ;
else
{
mri_gca = MRIclone(mri_source, NULL) ;
GCAMbuildMostLikelyVolume(gcam, mri_gca) ;
}
printf("writing target volume to %s...\n", fname) ;
MRIwrite(mri_gca, fname) ;
sprintf(fname, "%s_target", mp.base_name) ;
MRIwriteImageViews(mri_gca, fname, IMAGE_SIZE) ;
MRIfree(&mri_gca) ;
}
}
if (nozero)
{
printf("disabling zero nodes\n") ;
GCAMignoreZero(gcam, mri_target) ;
}
mp.mri = mri_target ;
if (mp.regrid == True && new_transform == 0)
GCAMregrid(gcam, mri_target, PAD, &mp, &mri_source) ;
mp.write_fname = out_fname ;
GCAMregister(gcam, mri_source, &mp) ; // atlas is target, morph target into register with it
if (apply_transform)
{
MRI *mri_aligned ;
char fname[STRLEN] ;
FileNameRemoveExtension(out_fname, fname) ;
strcat(fname, ".mgz") ;
mri_aligned = GCAMmorphToAtlas(mp.mri, gcam, NULL, -1, mp.diag_sample_type) ;
printf("writing transformed output volume to %s...\n", fname) ;
MRIwrite(mri_aligned, fname) ;
MRIfree(&mri_aligned) ;
}
printf("writing warp vector field to %s\n", out_fname) ;
GCAMvoxToRas(gcam) ;
GCAMwrite(gcam, out_fname) ;
GCAMrasToVox(gcam, mri_source) ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
printf("registration took %d minutes and %d seconds.\n",
minutes, seconds) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[]) {
char **av, *in_fname, *out_fname, path[STRLEN], fname[STRLEN],
hemi[STRLEN], *cp ;
int ac, nargs ;
MRI_SURFACE *mris ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_reverse.c,v 1.10 2011/03/02 00:04:33 nicks Exp $", "$Name: $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 3)
usage_exit() ;
in_fname = argv[1] ;
out_fname = argv[2] ;
if (patch_flag) {
FileNamePath(in_fname, path) ;
FileNameOnly(in_fname, hemi) ;
cp = strchr(hemi, '.') ;
if (cp)
*cp = 0 ;
else
ErrorExit(ERROR_BADPARM, "%s: could not scan hemisphere from %s\n",
in_fname) ;
sprintf(fname, "%s/%s.%s", path, hemi, ORIG_NAME) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
if (MRISreadPatch(mris, in_fname) != NO_ERROR)
ErrorExit(Gerror, "%s: could not read patch\n", Progname) ;
} else {
mris = MRISread(in_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_fname) ;
}
FileNamePath(out_fname, path) ;
MRISreverse(mris, which, 1) ;
if (Gdiag & DIAG_SHOW)
fprintf(stderr, "writing reversed surface to %s\n", out_fname) ;
mris->type = MRIS_TRIANGULAR_SURFACE ;
if (patch_flag)
MRISwritePatch(mris, out_fname) ;
else
MRISwrite(mris, out_fname) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[]) {
char **av, in_surf_fname[STRLEN], *in_patch_fname, *out_patch_fname, hemi[STRLEN] ;
int ac, nargs;
char path[STRLEN], out_surf_fname[STRLEN], *cp ;
int msec, minutes, seconds ;
struct timeb start ;
MRI_SURFACE *mris_in, *mris_out ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_map_cuts.c,v 1.3 2011/03/02 00:04:33 nicks Exp $", "$Name: $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
TimerStart(&start) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 3)
usage_exit(1) ;
in_patch_fname = argv[1] ;
out_patch_fname = argv[2] ;
FileNamePath(in_patch_fname, path) ;
cp = strrchr(in_patch_fname, '/') ;
if (!cp)
cp = in_patch_fname ;
cp = strchr(cp, '.') ;
if (cp)
{
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
}
else
strcpy(hemi, "lh") ;
sprintf(in_surf_fname, "%s/%s.%s", path, hemi, orig_surf_name) ;
FileNamePath(out_patch_fname, path) ;
cp = strrchr(out_patch_fname, '/') ;
if (!cp)
cp = out_patch_fname ;
cp = strchr(cp, '.') ;
if (cp)
{
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
}
else
strcpy(hemi, "lh") ;
sprintf(out_surf_fname, "%s/%s.%s", path, hemi, orig_surf_name) ;
mris_in = MRISread(in_surf_fname) ;
mris_out = MRISread(out_surf_fname) ;
MRISsaveVertexPositions(mris_in, CANONICAL_VERTICES) ;
MRISsaveVertexPositions(mris_out, CANONICAL_VERTICES) ;
if (MRISreadVertexPositions(mris_out, inf_surf_name) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not inflated surface %s",
Progname, inf_surf_name) ;
if (MRISreadPatch(mris_in, in_patch_fname) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not read patch file %s",
Progname, in_patch_fname) ;
MRISmapCuts(mris_in, mris_out) ;
if (dilate)
{
printf("dilating patch %d times\n", dilate) ;
MRISdilateRipped(mris_out, dilate) ;
printf("%d valid vertices (%2.1f %% of total)\n",
MRISvalidVertices(mris_out), 100.0*MRISvalidVertices(mris_out)/mris_out->nvertices) ;
}
printf("writing output to %s\n", out_patch_fname) ;
MRISwritePatch(mris_out, out_patch_fname) ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
fprintf(stderr, "cut mapping took %d minutes"
" and %d seconds.\n", minutes, seconds) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[])
{
char *gca_fname, *in_fname, *out_fname, **av, *xform_fname, fname[STRLEN] ;
MRI *mri_in, *mri_norm = NULL, *mri_tmp, *mri_ctrl = NULL ;
GCA *gca ;
int ac, nargs, nsamples, msec, minutes, seconds;
int i, struct_samples, norm_samples = 0, n, input, ninputs ;
struct timeb start ;
GCA_SAMPLE *gcas, *gcas_norm = NULL, *gcas_struct ;
TRANSFORM *transform = NULL ;
char cmdline[CMD_LINE_LEN], line[STRLEN], *cp, subject[STRLEN], sdir[STRLEN], base_name[STRLEN] ;
FILE *fp ;
make_cmd_version_string
(argc, argv,
"$Id: mri_cal_normalize.c,v 1.2.2.1 2011/08/31 00:32:41 nicks Exp $",
"$Name: stable5 $", cmdline);
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mri_cal_normalize.c,v 1.2.2.1 2011/08/31 00:32:41 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
setRandomSeed(-1L) ;
Progname = argv[0] ;
DiagInit(NULL, NULL, NULL) ;
ErrorInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 6)
ErrorExit
(ERROR_BADPARM,
"usage: %s [<options>] <longitudinal time point file> <in vol> <atlas> <transform file> <out vol> \n",
Progname) ;
in_fname = argv[2] ;
gca_fname = argv[3] ;
xform_fname = argv[4] ;
out_fname = argv[5] ;
transform = TransformRead(xform_fname) ;
if (transform == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read transform from %s", Progname, xform_fname) ;
if (read_ctrl_point_fname)
{
mri_ctrl = MRIread(read_ctrl_point_fname) ;
if (mri_ctrl == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read precomputed control points from %s",
Progname, read_ctrl_point_fname) ;
}
TimerStart(&start) ;
printf("reading atlas from '%s'...\n", gca_fname) ;
fflush(stdout) ;
gca = GCAread(gca_fname) ;
if (gca == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not open GCA %s.\n",Progname, gca_fname) ;
GCAregularizeConditionalDensities(gca, .5) ;
FileNamePath(argv[1], sdir) ;
cp = strrchr(sdir, '/') ;
if (cp)
{
strcpy(base_name, cp+1) ;
*cp = 0 ; // remove last component of path, which is base subject name
}
ninputs = 0 ;
fp = fopen(argv[1], "r") ;
if (fp == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read time point file %s", argv[1]) ;
do
{
cp = fgetl(line, STRLEN-1, fp) ;
if (cp != NULL && strlen(cp) > 0)
{
subjects[ninputs] = (char *)calloc(strlen(cp)+1, sizeof(char)) ;
strcpy(subjects[ninputs], cp) ;
ninputs++ ;
}
} while (cp != NULL && strlen(cp) > 0) ;
fclose(fp) ;
printf("processing %d timepoints in SUBJECTS_DIR %s...\n", ninputs, sdir) ;
for (input = 0 ; input < ninputs ; input++)
{
sprintf(subject, "%s.long.%s", subjects[input], base_name) ;
printf("reading subject %s - %d of %d\n", subject, input+1, ninputs) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, in_fname) ;
mri_tmp = MRIread(fname) ;
if (!mri_tmp)
ErrorExit(ERROR_NOFILE, "%s: could not read input MR volume from %s",
Progname, fname) ;
MRImakePositive(mri_tmp, mri_tmp) ;
if (mri_tmp && ctrl_point_fname && !mri_ctrl)
{
mri_ctrl = MRIallocSequence(mri_tmp->width, mri_tmp->height,
mri_tmp->depth,MRI_FLOAT, nregions*2) ; // labels and means
MRIcopyHeader(mri_tmp, mri_ctrl) ;
}
if (input == 0)
{
mri_in =
MRIallocSequence(mri_tmp->width, mri_tmp->height, mri_tmp->depth,
mri_tmp->type, ninputs) ;
if (!mri_in)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate input volume %dx%dx%dx%d",
mri_tmp->width,mri_tmp->height,mri_tmp->depth,ninputs) ;
MRIcopyHeader(mri_tmp, mri_in) ;
}
if (mask_fname)
{
int i ;
MRI *mri_mask ;
mri_mask = MRIread(mask_fname) ;
if (!mri_mask)
ErrorExit(ERROR_NOFILE, "%s: could not open mask volume %s.\n",
Progname, mask_fname) ;
for (i = 1 ; i < WM_MIN_VAL ; i++)
MRIreplaceValues(mri_mask, mri_mask, i, 0) ;
MRImask(mri_tmp, mri_mask, mri_tmp, 0, 0) ;
MRIfree(&mri_mask) ;
}
MRIcopyFrame(mri_tmp, mri_in, 0, input) ;
MRIfree(&mri_tmp) ;
}
MRIaddCommandLine(mri_in, cmdline) ;
GCAhistoScaleImageIntensitiesLongitudinal(gca, mri_in, 1) ;
{
int j ;
gcas = GCAfindAllSamples(gca, &nsamples, NULL, 1) ;
printf("using %d sample points...\n", nsamples) ;
GCAcomputeSampleCoords(gca, mri_in, gcas, nsamples, transform) ;
if (sample_fname)
GCAtransformAndWriteSamples
(gca, mri_in, gcas, nsamples, sample_fname, transform) ;
for (j = 0 ; j < 1 ; j++)
{
for (n = 1 ; n <= nregions ; n++)
{
for (norm_samples = i = 0 ; i < NSTRUCTURES ; i++)
{
if (normalization_structures[i] == Gdiag_no)
DiagBreak() ;
printf("finding control points in %s....\n",
cma_label_to_name(normalization_structures[i])) ;
gcas_struct = find_control_points(gca, gcas, nsamples, &struct_samples, n,
normalization_structures[i], mri_in, transform, min_prior,
ctl_point_pct) ;
discard_unlikely_control_points(gca, gcas_struct, struct_samples, mri_in, transform,
cma_label_to_name(normalization_structures[i])) ;
if (mri_ctrl && ctrl_point_fname) // store the samples
copy_ctrl_points_to_volume(gcas_struct, struct_samples, mri_ctrl, n-1) ;
if (i)
{
GCA_SAMPLE *gcas_tmp ;
gcas_tmp = gcas_concatenate(gcas_norm, gcas_struct, norm_samples, struct_samples) ;
free(gcas_norm) ;
norm_samples += struct_samples ;
gcas_norm = gcas_tmp ;
}
else
{
gcas_norm = gcas_struct ; norm_samples = struct_samples ;
}
}
printf("using %d total control points "
"for intensity normalization...\n", norm_samples) ;
if (normalized_transformed_sample_fname)
GCAtransformAndWriteSamples(gca, mri_in, gcas_norm, norm_samples,
normalized_transformed_sample_fname,
transform) ;
mri_norm = GCAnormalizeSamplesAllChannels(mri_in, gca, gcas_norm, file_only ? 0 :norm_samples,
transform, ctl_point_fname, bias_sigma) ;
if (Gdiag & DIAG_WRITE)
{
char fname[STRLEN] ;
sprintf(fname, "norm%d.mgz", n) ;
printf("writing normalized volume to %s...\n", fname) ;
MRIwrite(mri_norm, fname) ;
sprintf(fname, "norm_samples%d.mgz", n) ;
GCAtransformAndWriteSamples(gca, mri_in, gcas_norm, norm_samples,
fname, transform) ;
}
MRIcopy(mri_norm, mri_in) ; /* for next pass through */
MRIfree(&mri_norm) ;
}
}
}
// now do cross-time normalization to bring each timepoint closer to the mean at each location
{
MRI *mri_frame1, *mri_frame2, *mri_tmp ;
double rms_before, rms_after ;
int i ;
mri_tmp = MRIcopy(mri_in, NULL) ;
mri_frame1 = MRIcopyFrame(mri_in, NULL, 0, 0) ;
mri_frame2 = MRIcopyFrame(mri_in, NULL, 1, 0) ;
rms_before = MRIrmsDiff(mri_frame1, mri_frame2) ;
printf("RMS before = %2.2f\n", rms_before) ;
MRIfree(&mri_frame1) ; MRIfree(&mri_frame2) ;
for (i = 50 ; i <= 50 ; i += 25)
{
MRIcopy(mri_tmp, mri_in) ;
normalize_timepoints_with_samples(mri_in, gcas_norm, norm_samples, i) ;
mri_frame1 = MRIcopyFrame(mri_in, NULL, 0, 0) ;
mri_frame2 = MRIcopyFrame(mri_in, NULL, 1, 0) ;
rms_after = MRIrmsDiff(mri_frame1, mri_frame2) ;
MRIfree(&mri_frame1) ; MRIfree(&mri_frame2) ;
printf("RMS after (%d) = %2.2f\n", i, rms_after) ;
}
}
{
MRI *mri_frame1, *mri_frame2 ;
double rms_after ;
int i ;
mri_tmp = MRIcopy(mri_in, NULL) ;
for (i = 10 ; i <= 10 ; i += 10)
{
MRIcopy(mri_tmp, mri_in) ;
normalize_timepoints(mri_in, 2.0, i) ;
mri_frame1 = MRIcopyFrame(mri_in, NULL, 0, 0) ;
mri_frame2 = MRIcopyFrame(mri_in, NULL, 1, 0) ;
rms_after = MRIrmsDiff(mri_frame1, mri_frame2) ;
MRIfree(&mri_frame1) ; MRIfree(&mri_frame2) ;
printf("RMS after intensity cohering = %2.2f\n", rms_after) ;
}
}
for (input = 0 ; input < ninputs ; input++)
{
sprintf(fname, "%s/%s.long.%s/mri/%s", sdir, subjects[input], base_name, out_fname) ;
printf("writing normalized volume to %s...\n", fname) ;
if (MRIwriteFrame(mri_in, fname, input) != NO_ERROR)
ErrorExit(ERROR_BADFILE, "%s: could not write normalized volume to %s",Progname, fname);
}
if (ctrl_point_fname)
{
printf("writing control points to %s\n", ctrl_point_fname) ;
MRIwrite(mri_ctrl, ctrl_point_fname) ;
MRIfree(&mri_ctrl) ;
}
MRIfree(&mri_in) ;
printf("freeing GCA...") ;
if (gca)
GCAfree(&gca) ;
printf("done.\n") ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
printf("normalization took %d minutes and %d seconds.\n",
minutes, seconds) ;
if (diag_fp)
fclose(diag_fp) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[])
{
char **av, *surf_fname, *template_fname, *out_fname, fname[STRLEN],*cp;
int ac, nargs,err, msec ;
MRI_SURFACE *mris ;
MRI_SP *mrisp_template ;
char cmdline[CMD_LINE_LEN] ;
struct timeb start ;
make_cmd_version_string
(argc, argv,
"$Id: mris_register.c,v 1.59 2011/03/02 00:04:33 nicks Exp $",
"$Name: stable5 $",
cmdline);
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_register.c,v 1.59 2011/03/02 00:04:33 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
{
exit (0);
}
argc -= nargs;
TimerStart(&start) ;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
memset(&parms, 0, sizeof(parms)) ;
parms.projection = PROJECT_SPHERE ;
parms.flags |= IP_USE_CURVATURE ;
parms.tol = 0.5 ; // was 1e-0*2.5
parms.min_averages = 0 ;
parms.l_area = 0.0 ;
parms.l_parea = 0.1f ; // used to be 0.2
parms.l_dist = 5.0 ; // used to be 0.5, and before that 0.1
parms.l_corr = 1.0f ;
parms.l_nlarea = 1 ;
parms.l_pcorr = 0.0f ;
parms.niterations = 25 ;
parms.n_averages = 1024 ; // used to be 256
parms.write_iterations = 100 ;
parms.dt_increase = 1.01 /* DT_INCREASE */;
parms.dt_decrease = 0.99 /* DT_DECREASE*/ ;
parms.error_ratio = 1.03 /*ERROR_RATIO */;
parms.dt_increase = 1.0 ;
parms.dt_decrease = 1.0 ;
parms.l_external = 10000 ; /* in case manual label is specified */
parms.error_ratio = 1.1 /*ERROR_RATIO */;
parms.integration_type = INTEGRATE_ADAPTIVE ;
parms.integration_type = INTEGRATE_MOMENTUM /*INTEGRATE_LINE_MINIMIZE*/ ;
parms.integration_type = INTEGRATE_LINE_MINIMIZE ;
parms.dt = 0.9 ;
parms.momentum = 0.95 ;
parms.desired_rms_height = -1.0 ;
parms.nbhd_size = -10 ;
parms.max_nbrs = 10 ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (nsigmas > 0)
{
MRISsetRegistrationSigmas(sigmas, nsigmas) ;
}
parms.which_norm = which_norm ;
if (argc < 4)
{
usage_exit() ;
}
printf("%s\n", vcid) ;
printf(" %s\n",MRISurfSrcVersion());
fflush(stdout);
surf_fname = argv[1] ;
template_fname = argv[2] ;
out_fname = argv[3] ;
if (parms.base_name[0] == 0)
{
FileNameOnly(out_fname, fname) ;
cp = strchr(fname, '.') ;
if (cp)
{
strcpy(parms.base_name, cp+1) ;
}
else
{
strcpy(parms.base_name, "sphere") ;
}
}
fprintf(stderr, "reading surface from %s...\n", surf_fname) ;
mris = MRISread(surf_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
if (parms.var_smoothness)
{
parms.vsmoothness = (float *)calloc(mris->nvertices, sizeof(float)) ;
if (parms.vsmoothness == NULL)
{
ErrorExit(ERROR_NOMEMORY, "%s: could not allocate vsmoothness array",
Progname) ;
}
parms.dist_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
if (parms.dist_error == NULL)
{
ErrorExit(ERROR_NOMEMORY, "%s: could not allocate dist_error array",
Progname) ;
}
parms.area_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
if (parms.area_error == NULL)
{
ErrorExit(ERROR_NOMEMORY, "%s: could not allocate area_error array",
Progname) ;
}
parms.geometry_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
if (parms.geometry_error == NULL)
{
ErrorExit(ERROR_NOMEMORY, "%s: could not allocate geometry_error array",
Progname) ;
}
}
MRISresetNeighborhoodSize(mris, 1) ;
if (annot_name)
{
if (MRISreadAnnotation(mris, annot_name) != NO_ERROR)
ErrorExit(ERROR_BADPARM,
"%s: could not read annot file %s",
Progname, annot_name) ;
MRISripMedialWall(mris) ;
}
MRISsaveVertexPositions(mris, TMP2_VERTICES) ;
MRISaddCommandLine(mris, cmdline) ;
if (!FZERO(dalpha) || !FZERO(dbeta) || !FZERO(dgamma))
MRISrotate(mris, mris, RADIANS(dalpha), RADIANS(dbeta),
RADIANS(dgamma)) ;
if (curvature_fname[0])
{
fprintf(stderr, "reading source curvature from %s\n",curvature_fname) ;
MRISreadCurvatureFile(mris, curvature_fname) ;
}
if (single_surf)
{
char fname[STRLEN], *cp, surf_dir[STRLEN], hemi[10] ;
MRI_SURFACE *mris_template ;
int sno, tnbrs=3 ;
FileNamePath(template_fname, surf_dir) ;
cp = strrchr(template_fname, '/') ;
if (cp == NULL) // no path - start from beginning of file name
{
cp = template_fname ;
}
cp = strchr(cp, '.') ;
if (cp == NULL)
ErrorExit(ERROR_NOFILE,
"%s: could no scan hemi from %s",
Progname, template_fname) ;
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
fprintf(stderr, "reading spherical surface %s...\n", template_fname) ;
mris_template = MRISread(template_fname) ;
if (mris_template == NULL)
{
ErrorExit(ERROR_NOFILE, "") ;
}
#if 0
if (reverse_flag)
{
MRISreverse(mris_template, REVERSE_X, 1) ;
}
#endif
MRISsaveVertexPositions(mris_template, CANONICAL_VERTICES) ;
MRIScomputeMetricProperties(mris_template) ;
MRISstoreMetricProperties(mris_template) ;
if (noverlays > 0)
{
mrisp_template = MRISPalloc(scale, IMAGES_PER_SURFACE*noverlays);
for (sno = 0; sno < noverlays ; sno++)
{
sprintf(fname, "%s/../label/%s.%s", surf_dir, hemi, overlays[sno]) ;
if (MRISreadValues(mris_template, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE,
"%s: could not read overlay from %s",
Progname, fname) ;
MRIScopyValuesToCurvature(mris_template) ;
MRISaverageCurvatures(mris_template, navgs) ;
MRISnormalizeCurvature(mris_template, which_norm) ;
fprintf(stderr,
"computing parameterization for overlay %s...\n",
fname);
MRIStoParameterization(mris_template, mrisp_template, scale, sno*3) ;
MRISPsetFrameVal(mrisp_template, sno*3+1, 1.0) ;
}
}
else
{
mrisp_template = MRISPalloc(scale, PARAM_IMAGES);
for (sno = 0; sno < SURFACES ; sno++)
{
if (curvature_names[sno]) /* read in precomputed curvature file */
{
sprintf(fname, "%s/%s.%s", surf_dir, hemi, curvature_names[sno]) ;
if (MRISreadCurvatureFile(mris_template, fname) != NO_ERROR)
ErrorExit(Gerror,
"%s: could not read curvature file '%s'\n",
Progname, fname) ;
/* the two next lines were not in the original code */
MRISaverageCurvatures(mris_template, navgs) ;
MRISnormalizeCurvature(mris_template, which_norm) ;
}
else /* compute curvature of surface */
{
sprintf(fname, "%s/%s.%s", surf_dir, hemi, surface_names[sno]) ;
if (MRISreadVertexPositions(mris_template, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE,
"%s: could not read surface file %s",
Progname, fname) ;
if (tnbrs > 1)
{
MRISresetNeighborhoodSize(mris_template, tnbrs) ;
}
MRIScomputeMetricProperties(mris_template) ;
MRIScomputeSecondFundamentalForm(mris_template) ;
MRISuseMeanCurvature(mris_template) ;
MRISaverageCurvatures(mris_template, navgs) ;
MRISrestoreVertexPositions(mris_template, CANONICAL_VERTICES) ;
MRISnormalizeCurvature(mris_template, which_norm) ;
}
fprintf(stderr,
"computing parameterization for surface %s...\n",
fname);
MRIStoParameterization(mris_template, mrisp_template, scale, sno*3) ;
MRISPsetFrameVal(mrisp_template, sno*3+1, 1.0) ;
}
}
}
else
{
fprintf(stderr, "reading template parameterization from %s...\n",
template_fname) ;
mrisp_template = MRISPread(template_fname) ;
if (!mrisp_template)
ErrorExit(ERROR_NOFILE, "%s: could not open template file %s",
Progname, template_fname) ;
if (noverlays > 0)
{
if (mrisp_template->Ip->num_frame != IMAGES_PER_SURFACE*noverlays)
ErrorExit(ERROR_BADPARM,
"template frames (%d) doesn't match input (%d x %d) = %d\n",
mrisp_template->Ip->num_frame, IMAGES_PER_SURFACE,noverlays,
IMAGES_PER_SURFACE*noverlays) ;
}
}
if (use_defaults)
{
if (*IMAGEFseq_pix(mrisp_template->Ip, 0, 0, 2) <= 1.0) /* 1st time */
{
parms.l_dist = 5.0 ;
parms.l_corr = 1.0 ;
parms.l_parea = 0.2 ;
}
else /* subsequent alignments */
{
parms.l_dist = 5.0 ;
parms.l_corr = 1.0 ;
parms.l_parea = 0.2 ;
}
}
if (nbrs > 1)
{
MRISresetNeighborhoodSize(mris, nbrs) ;
}
MRISprojectOntoSphere(mris, mris, DEFAULT_RADIUS) ;
mris->status = MRIS_PARAMETERIZED_SPHERE ;
MRIScomputeMetricProperties(mris) ;
if (!FZERO(parms.l_dist))
{
MRISscaleDistances(mris, scale) ;
}
#if 0
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISzeroNegativeAreas(mris) ;
MRISstoreMetricProperties(mris) ;
#endif
MRISstoreMeanCurvature(mris) ; /* use curvature from file */
MRISsetOriginalFileName(orig_name) ;
if (inflated_name)
{
MRISsetInflatedFileName(inflated_name) ;
}
err = MRISreadOriginalProperties(mris, orig_name) ;
if (err != 0)
{
printf("ERROR %d from MRISreadOriginalProperties().\n",err);
exit(1);
}
if (MRISreadCanonicalCoordinates(mris, canon_name) != NO_ERROR)
ErrorExit(ERROR_BADFILE, "%s: could not read canon surface %s",
Progname, canon_name) ;
if (reverse_flag)
{
MRISreverse(mris, REVERSE_X, 1) ;
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
MRISreverse(mris, REVERSE_X, 0) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
}
#if 0
MRISsaveVertexPositions
(mris, CANONICAL_VERTICES) ; // uniform spherical positions
#endif
if (starting_reg_fname)
if (MRISreadVertexPositions(mris, starting_reg_fname) != NO_ERROR)
{
exit(Gerror) ;
}
if (multiframes)
{
if (use_initial_registration)
MRISvectorRegister(mris, mrisp_template, &parms, max_passes,
min_degrees, max_degrees, nangles) ;
parms.l_corr=parms.l_pcorr=0.0f;
#if 0
parms.l_dist = 0.0 ;
parms.l_corr = 0.0 ;
parms.l_parea = 0.0 ;
parms.l_area = 0.0 ;
parms.l_parea = 0.0f ;
parms.l_dist = 0.0 ;
parms.l_corr = 0.0f ;
parms.l_nlarea = 0.0f ;
parms.l_pcorr = 0.0f ;
#endif
MRISvectorRegister(mris,
mrisp_template,
&parms,
max_passes,
min_degrees,
max_degrees,
nangles) ;
}
else
{
double l_dist = parms.l_dist ;
if (multi_scale > 0)
{
int i ;
parms.l_dist = l_dist * pow(5.0, (multi_scale-1.0)) ;
parms.flags |= IPFLAG_NOSCALE_TOL ;
parms.flags &= ~IP_USE_CURVATURE ;
for (i = 0 ; i < multi_scale ; i++)
{
printf("*************** round %d, l_dist = %2.3f **************\n", i,
parms.l_dist) ;
MRISregister(mris, mrisp_template,
&parms, max_passes,
min_degrees, max_degrees, nangles) ;
parms.flags |= IP_NO_RIGID_ALIGN ;
parms.flags &= ~IP_USE_INFLATED ;
parms.l_dist /= 5 ;
}
if (parms.nbhd_size < 0)
{
parms.nbhd_size *= -1 ;
printf("**** starting 2nd epoch, with long-range distances *****\n");
parms.l_dist = l_dist * pow(5.0, (multi_scale-2.0)) ;
for (i = 1 ; i < multi_scale ; i++)
{
printf("*********** round %d, l_dist = %2.3f *************\n", i,
parms.l_dist) ;
MRISregister(mris, mrisp_template,
&parms, max_passes,
min_degrees, max_degrees, nangles) ;
parms.l_dist /= 5 ;
}
}
printf("****** final curvature registration ***************\n") ;
if (parms.nbhd_size > 0)
{
parms.nbhd_size *= -1 ; // disable long-range stuff
}
parms.l_dist *= 5 ;
parms.flags |= (IP_USE_CURVATURE | IP_NO_SULC);
MRISregister(mris, mrisp_template,
&parms, max_passes,
min_degrees, max_degrees, nangles) ;
}
else
MRISregister(mris, mrisp_template,
&parms, max_passes,
min_degrees, max_degrees, nangles) ;
}
if (remove_negative)
{
parms.niterations = 1000 ;
MRISremoveOverlapWithSmoothing(mris,&parms) ;
}
fprintf(stderr, "writing registered surface to %s...\n", out_fname) ;
MRISwrite(mris, out_fname) ;
if (jacobian_fname)
{
MRIScomputeMetricProperties(mris) ;
compute_area_ratios(mris) ; /* will put results in v->curv */
#if 0
MRISwriteArea(mris, jacobian_fname) ;
#else
MRISwriteCurvature(mris, jacobian_fname) ;
#endif
}
msec = TimerStop(&start) ;
if (Gdiag & DIAG_SHOW)
printf("registration took %2.2f hours\n",
(float)msec/(1000.0f*60.0f*60.0f));
MRISPfree(&mrisp_template) ;
MRISfree(&mris) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char **av, in_surf_fname[STRLEN], *in_patch_fname, *out_patch_fname,
fname[STRLEN], path[STRLEN], *cp, hemi[10] ;
int ac, nargs ;
MRI_SURFACE *mris ;
MRI *mri_vertices ;
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_flatten.c,v 1.42 2016/12/10 22:57:46 fischl Exp $",
"$Name: $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
Gdiag |= DIAG_SHOW ;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
Gdiag |= (DIAG_SHOW | DIAG_WRITE) ;
memset(&parms, 0, sizeof(parms)) ;
parms.dt = .1 ;
parms.projection = PROJECT_PLANE ;
parms.tol = 0.2 ;
parms.n_averages = 1024 ;
parms.l_dist = 1.0 ;
parms.l_nlarea = 1.0 ;
parms.niterations = 40 ;
parms.area_coef_scale = 1.0 ;
parms.dt_increase = 1.01 /* DT_INCREASE */;
parms.dt_decrease = 0.98 /* DT_DECREASE*/ ;
parms.error_ratio = 1.03 /*ERROR_RATIO */;
parms.integration_type = INTEGRATE_LINE_MINIMIZE ;
parms.momentum = 0.9 ;
parms.desired_rms_height = -1.0 ;
parms.base_name[0] = 0 ;
parms.nbhd_size = 7 ; /* out to 7-connected neighbors */
parms.max_nbrs = 12 ; /* 12 at each distance */
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 3)
print_help() ;
parms.base_dt = base_dt_scale * parms.dt ;
in_patch_fname = argv[1] ;
out_patch_fname = argv[2] ;
FileNamePath(in_patch_fname, path) ;
cp = strrchr(in_patch_fname, '/') ;
if (!cp)
cp = in_patch_fname ;
cp = strchr(cp, '.') ;
if (cp)
{
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
}
else
strcpy(hemi, "lh") ;
if (one_surf_flag)
sprintf(in_surf_fname, "%s", in_patch_fname) ;
else
sprintf(in_surf_fname, "%s/%s.%s", path, hemi, original_surf_name) ;
if (parms.base_name[0] == 0)
{
FileNameOnly(out_patch_fname, fname) ;
cp = strchr(fname, '.') ;
if (cp)
strcpy(parms.base_name, cp+1) ;
else
strcpy(parms.base_name, "flattened") ;
}
mris = MRISread(in_surf_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_surf_fname) ;
if (sphere_flag)
{
MRIScenter(mris, mris) ;
mris->radius = MRISaverageRadius(mris) ;
MRISstoreMetricProperties(mris) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
}
if (Gdiag_no >= 0)
{
int n ;
printf("vertex %d has %d nbrs before patch:\n",
Gdiag_no, mris->vertices[Gdiag_no].vnum) ;
for (n = 0 ; n < mris->vertices[Gdiag_no].vnum ; n++)
printf("\t%d\n", mris->vertices[Gdiag_no].v[n]) ;
}
if (one_surf_flag) /* only have the 1 surface - no patch file */
{
mris->patch = 1 ;
mris->status = MRIS_PATCH ;
if (!FEQUAL(rescale,1))
{
MRISscaleBrain(mris, mris, rescale) ;
MRIScomputeMetricProperties(mris) ;
}
MRISstoreMetricProperties(mris) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
}
else
{
MRISresetNeighborhoodSize(mris, mris->vertices[0].nsize) ; // set back to max
if (label_fname) // read in a label instead of a patch
{
LABEL *area ;
area = LabelRead(NULL, label_fname) ;
if (area == NULL)
ErrorExit(ERROR_BADPARM, "%s: could not read label file %s",
Progname, label_fname) ;
LabelDilate(area, mris, dilate_label, CURRENT_VERTICES) ;
MRISclearMarks(mris) ;
LabelMark(area, mris) ;
MRISripUnmarked(mris) ;
MRISripFaces(mris);
mris->patch = 1 ;
mris->status = MRIS_CUT ;
LabelFree(&area) ;
printf("%d valid vertices (%2.1f %% of total)\n",
MRISvalidVertices(mris),
100.0*MRISvalidVertices(mris)/mris->nvertices) ;
}
else
{
if (MRISreadPatch(mris, in_patch_fname) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not read patch file %s",
Progname, in_patch_fname) ;
if (dilate)
{
printf("dilating patch %d times\n", dilate) ;
MRISdilateRipped(mris, dilate) ;
printf("%d valid vertices (%2.1f %% of total)\n",
MRISvalidVertices(mris), 100.0*MRISvalidVertices(mris)/mris->nvertices) ;
}
}
MRISremoveRipped(mris) ;
MRISupdateSurface(mris) ;
#if 0
mris->nsize = 1 ; // before recalculation of 2 and 3-nbrs
{
int vno ;
VERTEX *v ;
for (vno= 0 ; vno < mris->nvertices ; vno++)
{
v = &mris->vertices[vno] ;
v->vtotal = v->vnum ;
v->nsize = 1 ;
}
}
MRISsetNeighborhoodSize(mris, nbrs) ;
#endif
}
if (Gdiag_no >= 0)
printf("vno %d is %sin patch\n", Gdiag_no,
mris->vertices[Gdiag_no].ripflag ? "NOT " : "") ;
if (Gdiag_no >= 0 && mris->vertices[Gdiag_no].ripflag == 0)
{
int n ;
printf("vertex %d has %d nbrs after patch:\n",
Gdiag_no, mris->vertices[Gdiag_no].vnum) ;
for (n = 0 ; n < mris->vertices[Gdiag_no].vnum ; n++)
printf("\t%d\n", mris->vertices[Gdiag_no].v[n]) ;
}
fprintf(stderr, "reading original vertex positions...\n") ;
if (!FZERO(disturb))
mrisDisturbVertices(mris, disturb) ;
if (parms.niterations > 0)
{
MRISresetNeighborhoodSize(mris, nbrs) ;
if (!FZERO(parms.l_unfold) || !FZERO(parms.l_expand))
{
static INTEGRATION_PARMS p2 ;
sprintf(in_surf_fname, "%s/%s.%s", path, hemi, original_surf_name) ;
if (stricmp(original_unfold_surf_name,"none") == 0)
{
printf("using current position of patch as initial position\n") ;
MRISstoreMetricProperties(mris) ; /* use current positions */
}
else if (!sphere_flag && !one_surf_flag)
MRISreadOriginalProperties(mris, original_unfold_surf_name) ;
*(&p2) = *(&parms) ;
p2.l_dist = 0 ;
p2.niterations = 100 ;
p2.nbhd_size = p2.max_nbrs = 1 ;
p2.n_averages = 0 ;
p2.write_iterations = parms.write_iterations > 0 ? 25 : 0 ;
p2.tol = -1 ;
p2.dt = 0.5 ;
p2.l_area = 0.0 ;
p2.l_spring = 0.9 ;
p2.l_convex = 0.9 ;
p2.momentum = 0 ;
p2.integration_type = INTEGRATE_MOMENTUM ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
#if 0
p2.flags |= IPFLAG_NO_SELF_INT_TEST ;
printf("expanding surface....\n") ;
MRISexpandSurface(mris, 4.0, &p2) ; // push it away from fissure
#endif
p2.niterations = 100 ;
MRISunfold(mris, &p2, 1) ;
p2.niterations = 300 ;
p2.l_unfold *= 0.25 ;
MRISunfold(mris, &p2, 1) ;
p2.l_unfold *= 0.25 ;
MRISunfold(mris, &p2, 1) ;
#if 0
printf("smoothing unfolded surface..\n");
p2.niterations = 200 ;
p2.l_unfold = 0 ; // just smooth it
MRISunfold(mris, &p2, max_passes) ;
#endif
parms.start_t = p2.start_t ;
parms.l_unfold = parms.l_convex = parms.l_boundary = parms.l_expand=0 ;
MRIfree(&parms.mri_dist) ;
}
sprintf(in_surf_fname, "%s/%s.%s", path, hemi, original_surf_name) ;
if (!sphere_flag && !one_surf_flag)
MRISreadOriginalProperties(mris, original_surf_name) ;
if (randomly_flatten)
MRISflattenPatchRandomly(mris) ;
else
MRISflattenPatch(mris) ;
/* optimize metric properties of flat map */
fprintf(stderr,"minimizing metric distortion induced by projection...\n");
MRISscaleBrain(mris, mris, scale) ;
MRIScomputeMetricProperties(mris) ;
MRISunfold(mris, &parms, max_passes) ;
MRIScenter(mris, mris) ;
fprintf(stderr, "writing flattened patch to %s\n", out_patch_fname) ;
MRISwritePatch(mris, out_patch_fname) ;
}
if (plane_flag || sphere_flag)
{
char fname[STRLEN] ;
FILE *fp ;
#if 0
sprintf(fname, "%s.%s.out",
mris->hemisphere == RIGHT_HEMISPHERE ? "rh" : "lh",
parms.base_name);
#else
sprintf(fname, "flatten.log") ;
#endif
fp = fopen(fname, "a") ;
if (plane_flag)
MRIScomputeAnalyticDistanceError(mris, MRIS_PLANE, fp) ;
else if (sphere_flag)
MRIScomputeAnalyticDistanceError(mris, MRIS_SPHERE, fp) ;
fclose(fp) ;
}
if (mri_overlay)
{
MRI *mri_flattened ;
char fname[STRLEN] ;
// if it is NxNx1x1 reshape it to be Nx1x1xN
if ( mri_overlay->width == mri_overlay->height &&
mri_overlay->depth == 1 &&
mri_overlay->nframes == 1)
{
MRI *mri_tmp ;
printf("reshaping to move 2nd dimension to time\n") ;
mri_tmp = mri_reshape( mri_overlay, mri_overlay->width, 1, 1, mri_overlay->height);
MRIfree( &mri_overlay );
mri_overlay = mri_tmp;
}
// put in some special code that knows about icosahedra
if (mris->nvertices == 163842 || // ic7
mris->nvertices == 40962 || // ic6
mris->nvertices == 10242 || // ic5
mris->nvertices == 2562) // ic4
{
int nvals, start_index, end_index ;
MRI *mri_tmp ;
printf("cross-hemispheric correlation matrix detected, reshaping...\n") ;
nvals = mri_overlay->width * mri_overlay->height * mri_overlay->depth ;
if (nvals == 2*mris->nvertices) // it's a corr matrix for both hemis
{
if (mris->hemisphere == LEFT_HEMISPHERE || mris->hemisphere == RIGHT_HEMISPHERE)
{
if (mris->hemisphere == LEFT_HEMISPHERE)
{
start_index = 0 ;
end_index = mris->nvertices-1 ;
}
else
{
start_index = mris->nvertices ;
end_index = 2*mris->nvertices-1 ;
}
mri_tmp = MRIextract(mri_overlay, NULL, start_index, 0, 0, mris->nvertices, 1, 1) ;
MRIfree(&mri_overlay) ;
mri_overlay = mri_tmp;
}
else // both hemis
{
}
}
}
printf("resampling overlay (%d x %d x %d x %d) into flattened coordinates..\n",
mri_overlay->width, mri_overlay->height, mri_overlay->depth, mri_overlay->nframes) ;
if (synth_name)
{
LABEL *area_lh, *area_rh ;
char fname[STRLEN], path[STRLEN], fname_no_path[STRLEN] ;
int vno, n, vno2, n2 ;
MRIsetValues(mri_overlay, 0) ;
FileNameOnly(synth_name, fname_no_path) ;
FileNamePath(synth_name, path) ;
sprintf(fname, "%s/lh.%s", path, fname_no_path) ;
area_lh = LabelRead(NULL, fname) ;
if (area_lh == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read label from %s",
Progname,fname) ;
sprintf(fname, "%s/rh.%s", path, fname_no_path) ;
area_rh = LabelRead(NULL, fname) ;
if (area_rh == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read label from %s",
Progname,fname) ;
#if 0
for (n = 0 ; n < area_lh->n_points ; n++)
{
vno = area_lh->lv[n].vno ;
MRIsetVoxVal(mri_overlay, vno, 0, 0, vno, 1) ;
printf("synthesizing map with vno %d: (%2.1f, %2.1f)\n", vno, mris->vertices[vno].x, mris->vertices[vno].y) ;
break ;
}
#else
for (n = 0 ; n < area_lh->n_points ; n++)
{
vno = area_lh->lv[n].vno ;
if (vno >= 0)
{
for (n2 = 0 ; n2 < area_lh->n_points ; n2++)
{
vno2 = area_lh->lv[n2].vno ;
if (vno2 >= 0)
MRIsetVoxVal(mri_overlay, vno, 0, 0, vno2, 1) ;
}
for (n2 = 0 ; n2 < area_rh->n_points ; n2++)
{
vno2 = area_rh->lv[n2].vno ;
if (vno2 >= 0)
MRIsetVoxVal(mri_overlay, vno, 0, 0, mris->nvertices+vno2, 1) ;
}
}
}
#endif
}
mri_flattened = MRIflattenOverlay(mris, mri_overlay, NULL, 1.0, label_overlay, &mri_vertices) ;
printf("writing flattened overlay to %s\n", out_patch_fname) ;
MRIwrite(mri_flattened, out_patch_fname) ;
MRIfree(&mri_flattened) ;
FileNameRemoveExtension(out_patch_fname, fname) ;
strcat(fname, ".vnos.mgz") ;
printf("writing flattened vertex #s to %s\n", fname) ;
MRIwrite(mri_vertices, fname) ;
MRIfree(&mri_vertices) ;
}
#if 0
sprintf(fname, "%s.area_error", out_fname) ;
printf("writing area errors to %s\n", fname) ;
MRISwriteAreaError(mris, fname) ;
sprintf(fname, "%s.angle_error", out_fname) ;
printf("writing angle errors to %s\n", fname) ;
MRISwriteAngleError(mris, fname) ;
MRISfree(&mris) ;
#endif
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char **av, *in_fname, *out_fname, fname[STRLEN], path[STRLEN] ;
int ac, nargs, start_t, pass ;
MRI_SURFACE *mris ;
char cmdline[CMD_LINE_LEN] ;
make_cmd_version_string
(argc, argv,
"$Id: mris_smooth.c,v 1.28 2011/03/02 00:04:34 nicks Exp $",
"$Name: stable5 $", cmdline);
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_smooth.c,v 1.28 2011/03/02 00:04:34 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
{
exit (0);
}
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 3)
{
print_help() ;
}
in_fname = argv[1] ;
out_fname = argv[2] ;
FileNamePath(out_fname, path) ;
mris = MRISfastRead(in_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_fname) ;
MRISaddCommandLine(mris, cmdline) ;
MRISremoveTriangleLinks(mris) ;
fprintf(stderr, "smoothing surface tessellation for %d iterations...\n",
niterations);
MRIScomputeMetricProperties(mris) ;
MRISstoreMetricProperties(mris) ;
MRISsetNeighborhoodSize(mris, nbrs) ;
#define DT 0.5
if (gaussian_norm > 0)
{
int i, done, start_avgs = gaussian_avgs, j ;
done = 0;
start_t = 0 ;
pass = 0 ;
do
{
for (i = start_t ; i < niterations+start_t ; i++)
{
MRIScomputeMetricProperties(mris) ;
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
for (j = 0 ; j < 5 ; j++)
{
MRISaverageVertexPositions(mris, 2) ; // turn flat spikes into tubular ones
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRIShistoThresholdGaussianCurvatureToMarked(mris, (float)(mris->nvertices-20)/mris->nvertices) ;
}
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
MRISsmoothSurfaceNormals(mris, gaussian_avgs) ;
MRISclearMarks(mris) ;
MRISthresholdGaussianCurvatureToMarked(mris, 10, 50);
MRIScomputeSecondFundamentalForm(mris) ;
MRIShistoThresholdGaussianCurvatureToMarked(mris, (float)(mris->nvertices-20)/mris->nvertices) ;
MRISthresholdGaussianCurvatureToMarked(mris, 10, 50);
if ((write_iterations > 0) && ((i % write_iterations) == 0))
{
char fname[STRLEN] ;
sprintf(fname, "%s%04d", out_fname, i) ;
printf("writing snapshot to %s...\n", fname) ;
MRISwrite(mris, fname) ;
if (Gdiag & DIAG_WRITE)
{
MRISuseGaussianCurvature(mris) ;
sprintf(fname, "%s_K%04d", out_fname, i) ;
printf("writing curvature to %s...\n", fname) ;
MRISwriteCurvature(mris, fname) ;
sprintf(fname, "%s_marked%04d", out_fname, i) ;
printf("writing marks to %s...\n", fname) ;
MRISwriteMarked(mris, fname) ;
}
}
for (j = 0 ; j <= 5*nint(1/DT) ; j++)
{
MRISmarkedSpringTerm(mris, l_spring) ;
MRISaverageGradients(mris, gaussian_avgs) ;
MRISmomentumTimeStep(mris, momentum, DT, 1, gaussian_avgs) ;
MRISclearGradient(mris) ;
MRIScomputeMetricProperties(mris) ;
MRISsmoothSurfaceNormals(mris, gaussian_avgs) ;
{
int vno ;
VERTEX *v ;
for (vno = 0 ; vno < mris->nvertices ; vno++)
{
v = &mris->vertices[vno] ;
if (v->marked > 0)
{
v->K = 1.0/(v->marked) ;
}
else
{
v->K = 0 ;
}
}
}
}
}
MRISclearGradient(mris) ;
if (gaussian_avgs == 2)
{
if (pass++ > 4)
{
done = 1 ;
}
else
{
int num = count_big_curvatures(mris, 2) ;
printf("------------------------------------------------------\n") ;
printf("------------------------------------------------------\n") ;
printf("------------------ pass %d (num=%d) ------------------\n",
pass, num) ;
printf("------------------------------------------------------\n") ;
printf("------------------------------------------------------\n") ;
gaussian_avgs = start_avgs ;
}
}
else
{
gaussian_avgs /= 2 ;
if (done ==0)
{
printf("----------------- setting avgs to %d -----------------\n", gaussian_avgs) ;
}
}
start_t = i ;
}
while (!done) ;
#if 0
// more smoothing with principal curvatures
gaussian_avgs = start_avgs ;
printf("--------------------------------------------------------------------------\n") ;
printf("--------------------------------------------------------------------------\n") ;
printf("---------------------- starting threshold smoothing ----------------------\n") ;
printf("--------------------------------------------------------------------------\n") ;
printf("--------------------------------------------------------------------------\n") ;
do
{
for (i = start_t ; i < niterations+start_t ; i++)
{
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISsmoothSurfaceNormals(mris, 16) ;
#define KTHRESH 1.5 // everything with kmin less than this will not move
MRISthresholdPrincipalCurvatures(mris, KTHRESH) ;
MRISspringTermWithGaussianCurvature(mris, gaussian_norm, l_spring) ;
MRISaverageGradients(mris, gaussian_avgs) ;
MRISmomentumTimeStep(mris, 0, 0.1, 1, gaussian_avgs) ;
MRISclearGradient(mris) ;
if ((write_iterations > 0) && (((i+1) % write_iterations) == 0))
{
char fname[STRLEN] ;
sprintf(fname, "%s%04d", out_fname, i+1) ;
printf("writing snapshot to %s...\n", fname) ;
MRISwrite(mris, fname) ;
if (Gdiag & DIAG_WRITE/* && DIAG_VERBOSE_ON*/)
{
MRISuseGaussianCurvature(mris) ;
sprintf(fname, "%s_K%04d", out_fname, i+1) ;
printf("writing curvature to %s...\n", fname) ;
MRISwriteCurvature(mris, fname) ;
}
}
}
MRISclearGradient(mris) ;
done = (gaussian_avgs == 2) ;
gaussian_avgs /= 2 ;
if (done ==0)
{
printf("---------------------- setting avgs to %d ----------------------\n", gaussian_avgs) ;
}
start_t = i ;
}
while (!done) ;
#endif
}
else
{
MRISaverageVertexPositions(mris, niterations) ;
}
fprintf(stderr, "smoothing complete - recomputing first and second "
"fundamental forms...\n") ;
MRIScomputeMetricProperties(mris) ;
if (rescale)
{
MRISscaleBrainArea(mris) ;
}
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
if (normalize_flag)
{
MRISnormalizeCurvature(mris, which_norm) ;
}
sprintf(fname, "%s.%s", mris->hemisphere == LEFT_HEMISPHERE?"lh":"rh",
curvature_fname);
if (no_write == 0)
{
fprintf(stderr, "writing smoothed curvature to %s/%s\n", path,fname) ;
MRISwriteCurvature(mris, fname) ;
sprintf(fname, "%s.%s", mris->hemisphere == LEFT_HEMISPHERE?"lh":"rh",
area_fname);
fprintf(stderr, "writing smoothed area to %s/%s\n", path, fname) ;
MRISwriteArea(mris, fname) ;
}
if (Gdiag & DIAG_SHOW)
{
fprintf(stderr, "writing smoothed surface to %s\n", out_fname) ;
}
MRISwrite(mris, out_fname) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[]) {
char *cp, **av, *in_fname, fname[100], path[100],
name[100], hemi[100] ;
int ac, nargs ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_errors.c,v 1.11 2011/03/02 00:04:31 nicks Exp $", "$Name: $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 2)
usage_exit() ;
in_fname = argv[1] ;
#if 0
out_fname = argv[2] ;
cp = strrchr(out_fname, '.') ;
#endif
if (patch_flag) /* read in orig surface before reading in patch */
{
FileNamePath(in_fname, path) ;
FileNameOnly(in_fname, name) ;
cp = strchr(name, '.') ;
if (cp) {
strncpy(hemi, cp-2, 2) ;
hemi[2] = 0 ;
} else
strcpy(hemi, "lh") ;
sprintf(fname, "%s/%s.smoothwm", path, hemi) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
FileNameOnly(in_fname, name) ;
MRISstoreMetricProperties(mris) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
if (MRISreadPatch(mris, name) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read patch file %s",
Progname, name) ;
} else {
mris = MRISread(in_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_fname) ;
MRISreadOriginalProperties(mris, "smoothwm") ;
}
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISsampleAtEachDistance(mris, nbhd_size, max_nbrs) ;
MRIScomputeMetricProperties(mris) ;
MRISstoreMetricProperties(mris) ;
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeDistanceErrors(mris, nbhd_size, max_nbrs) ;
#if 0
if (write_flag) {
MRISareaErrors(mris) ;
MRISangleErrors(mris) ;
}
if (area_flag) {
sprintf(fname, "%s.area_error", in_fname) ;
printf("writing area errors to %s\n", fname) ;
MRISwriteAreaError(mris, fname) ;
sprintf(fname, "%s.angle_error", in_fname) ;
printf("writing angle errors to %s\n", fname) ;
MRISwriteAngleError(mris, fname) ;
}
#else
sprintf(fname, "%s.distance_error", in_fname) ;
fprintf(stderr, "writing errors to %s\n", fname) ;
MRISwriteValues(mris, fname) ;
#endif
MRISfree(&mris) ;
exit(0) ;
return(0) ; /* for ansi */
}
