static int
mrisFindMiddleOfGray(MRI_SURFACE *mris) {
int vno ;
VERTEX *v ;
float nx, ny, nz, thickness ;
MRISaverageCurvatures(mris, 3) ;
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris); /* compute orig surface normals */
for (vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
if (v->ripflag)
continue ;
nx = v->nx ;
ny = v->ny ;
nz = v->nz ;
thickness = 0.5 * v->curv ;
v->origx = v->origx + thickness * nx ;
v->origy = v->origy + thickness * ny ;
v->origz = v->origz + thickness * nz ;
}
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
MRIScomputeMetricProperties(mris);
return(NO_ERROR) ;
}
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[]) {
int nargs, msec, order, i, number, vno, nnum, m, k, b1, b2, cno, flag=0, fno;
struct timeb then ;
MRIS *mris_in, *mris_out, *mris_high;
MRI_SP *mrisp ;
VERTEX *vm_out, *vm_high, *v;
float s_jkm, area;
Progname = argv[0] ;
DiagInit(NULL, NULL, NULL) ;
ErrorInit(NULL, NULL, NULL) ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 4)
ErrorExit(ERROR_BADPARM,
"usage: %s <input surface> <orig surface> <finest order> <output surface>", Progname);
TimerStart(&then) ;
order = atoi (argv[3]);
fprintf(stdout, "Set %s as the finest scale level\n", argv[3]);
if (order > 7)
ErrorExit(ERROR_BADPARM, "the highest order is 7\n");
/*Spherical Wavelet Analysis*/
if (ANALYSIS&&!CURV) {
mris_in = MRISread(argv[1]) ;
if (!mris_in)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, argv[1]) ;
fprintf(stdout, "Reading input spherical surface from %s\n", argv[1]);
MRISreadOriginalProperties(mris_in, argv[2]) ;
fprintf(stdout, "Reading original surface from %s orig area is %f\n", argv[2],mris_in->orig_area);
mris_out = ReadIcoByOrder(order, 100);
for (m = 0; m<mris_out->nvertices; m++)
mris_out->vertices[m].nsize=1;
mrisp = MRISPalloc(1, 3);
#if 1
MRIScoordsToParameterization(mris_in, mrisp, 1, ORIGINAL_VERTICES) ;
MRISPblur(mrisp, mrisp, 1, 0);
MRISPblur(mrisp, mrisp, 1, 1);
MRISPblur(mrisp, mrisp, 1, 2);
MRIScoordsFromParameterization(mrisp, mris_out) ;
#else
MRISreadOriginalProperties(mris_out, argv[2]) ;
#endif
#if 1 /*just to test if the parameterization is correct */
MRISsaveVertexPositions(mris_out, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris_out, ORIGINAL_VERTICES) ;
MRISupdateSurface(mris_out);
fprintf(stderr, "original area becomes %f\n", mris_out->total_area);
center_brain(mris_out, mris_out);
MRISscaleBrain(mris_out, mris_out, sqrt(100000.0f/mris_out->total_area)) ;
MRISupdateSurface(mris_out);
for (fno=0; fno<mris_out->nfaces; fno++)
area += mris_out->faces[fno].area;
fprintf(stderr, "original area becomes %f\n", area);
//MRISwrite(mris_out, "/space/xrt/1/users/btquinn/buckner_paper/010223_61223/surf/lh.sampled") ;
MRISsaveVertexPositions(mris_out, ORIGINAL_VERTICES) ;
MRISrestoreVertexPositions(mris_out, TMP_VERTICES) ;
#endif
/* Initialize Ij,k*/
for (vno = 0 ; vno<mris_out->nvertices; vno++) {
vm_out = &mris_out->vertices[vno];
vm_out->val = 1;
}
/*Iteratively compute Ij,k*/
for (i=order;i>0;i--) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
v->val += 0.5*vm_out->val ;
}
for (; nnum<vm_high->v2num; nnum++)
if ( vm_high->v[nnum]<number ) //B(j,m)
{
k = vm_high->v[nnum];
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
v->val += 0.125*vm_out->val ;
}
for (; nnum<vm_high->v3num; nnum++)
if ( vm_high->v[nnum]<number ) //C(j,m)
{
k = vm_high->v[nnum];
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
v->val -= 0.0625*vm_out->val ;
}
}
}
}
/*Analysis Stage I:*/
for (i=order;i>0;i--) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
/* compute Yj,m for each m vertices */
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++) //first order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor A(j,m)
{
k = vm_high->v[nnum] ;
v = &mris_out->vertices[k];
vm_out->origx -= 0.5*v->origx;
vm_out->origy -= 0.5*v->origy;
vm_out->origz -= 0.5*v->origz;
}
for (; nnum<vm_high->v2num; nnum++) //second order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor B(j,m)
{
k = vm_high->v[nnum] ;
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
vm_out->origx -= 0.125*v->origx;
vm_out->origy -= 0.125*v->origy;
vm_out->origz -= 0.125*v->origz;
}
for (; nnum<vm_high->v3num; nnum++)
if ( vm_high->v[nnum]<number ) //neighbor C(j,m)
{
k = vm_high->v[nnum] ;
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
vm_out->origx += 0.0625*v->origx;
vm_out->origy += 0.0625*v->origy;
vm_out->origz += 0.0625*v->origz;
}
}
}
/*Analysis Stage II: */
/*Compute Lamda(j,k) using the Yita(j,m)*/
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
s_jkm = vm_out->val/2/v->val;
v->origx += s_jkm*vm_out->origx;
v->origy += s_jkm*vm_out->origy;
v->origz += s_jkm*vm_out->origz;
}
}
}
MRISsaveVertexPositions(mris_out, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris_out, ORIGINAL_VERTICES) ;
#if 0
for (m=0;m<mris_out->nvertices;m++)
if (mris_out->vertices[m].z>6)
fprintf(stdout, "%d %f %f %f\n", m,mris_out->vertices[m].x, mris_out->vertices[m].y, mris_out->vertices[m].z);
//mris_high = ReadIcoByOrder(0, 100);
//for (m=0;m<mris_high->nvertices;m++)
//{mris_high->vertices[m].x=mris_out->vertices[m].x;
//mris_high->vertices[m].y=mris_out->vertices[m].y;
//mris_high->vertices[m].z=mris_out->vertices[m].z;
//}
//MRISwrite(mris_high, "/space/xrt/1/users/btquinn/buckner_paper/010223_61223/surf/lh.sampled") ;
#endif
fprintf(stdout, "Writing wavelets coefficient of original surface to %s\n", argv[4]);
MRISwrite(mris_out,argv[4] ) ;
MRISrestoreVertexPositions(mris_out, TMP_VERTICES) ;
MRISPfree(&mrisp) ;
MRISfree(&mris_in) ;
/*End of Analysis*/
} else if (ANALYSIS&&CURV) {
mris_in = MRISread(argv[1]) ;
if (!mris_in)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, argv[1]) ;
fprintf(stdout, "Reading input spherical surface from %s\n", argv[1]);
MRISreadCurvatureFile(mris_in, argv[2]) ;
fprintf(stdout, "Reading input from %s\n", argv[2]);
mris_out = ReadIcoByOrder(order, 100);
for (m = 0; m<mris_out->nvertices; m++)
mris_out->vertices[m].nsize=1;
//mrisp = MRISPalloc(1, 3);
mrisp = MRIStoParameterization(mris_in, NULL, 1, 0) ;
//MRISPblur(mrisp, mrisp, 1, 0);
MRISfromParameterization(mrisp, mris_out, 0) ;
//MRISwriteCurvature(mris_out,"/space/xrt/1/users/btquinn/buckner_paper/010223_61223/surf/lh.thickness.sampled");
/* Initialize Ij,k*/
for (vno = 0 ; vno<mris_out->nvertices; vno++) {
vm_out = &mris_out->vertices[vno];
vm_out->val = 1;
}
/*Iteratively compute Ij,k*/
for (i=order;i>0;i--) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
v->val += 0.5*vm_out->val ;
}
for (; nnum<vm_high->v2num; nnum++)
if ( vm_high->v[nnum]<number ) //B(j,m)
{
k = vm_high->v[nnum];
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
v->val += 0.125*vm_out->val ;
}
for (; nnum<vm_high->v3num; nnum++)
if ( vm_high->v[nnum]<number ) //C(j,m)
{
k = vm_high->v[nnum];
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
v->val -= 0.0625*vm_out->val ;
}
}
}
}
/*Analysis Stage I:*/
for (i=order;i>0;i--) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
/* compute Yj,m for each m vertices */
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++) //first order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor A(j,m)
{
k = vm_high->v[nnum] ;
v = &mris_out->vertices[k];
vm_out->curv -= 0.5*v->curv;
}
for (; nnum<vm_high->v2num; nnum++) //second order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor B(j,m)
{
k = vm_high->v[nnum] ;
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
vm_out->curv -= 0.125*v->curv;
}
for (; nnum<vm_high->v3num; nnum++)
if ( vm_high->v[nnum]<number ) //neighbor C(j,m)
{
k = vm_high->v[nnum] ;
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
vm_out->curv += 0.0625*v->curv;
}
}
}
/*Analysis Stage II: */
/*Compute Lamda(j,k) using the Yita(j,m)*/
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
s_jkm = vm_out->val/2/v->val;
v->curv += s_jkm*vm_out->curv;
}
}
}
fprintf(stdout, "Writing wavelets coefficient of original surface to %s\n", argv[4]);
MRISwriteCurvature(mris_out,argv[4] ) ;
MRISPfree(&mrisp) ;
MRISfree(&mris_in) ;
/*End of Analysis*/
} else if (SYNTHESIS) /*Spherical Wavelet Synthesis*/
{
mris_out = ReadIcoByOrder(order, 100); //higher order surface
fprintf(stdout, "Creating a %d order spherical surface\n", order);
MRISreadOriginalProperties(mris_out, argv[1]) ;
fprintf(stdout, "Reading wavelet coefficients from %s\n", argv[1]);
for (m = 0; m<mris_out->nvertices; m++)
mris_out->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_out, 3) ;
if (COMPARE) {
mris_in = MRISread(fname);
for (i=1; i<IcoNVtxsFromOrder(order-1); i++) {
if (mris_out->vertices[i].origx==0)
area = fabs(mris_out->vertices[i].origx-mris_in->vertices[i].x);
else area = fabs((mris_out->vertices[i].origx-mris_in->vertices[i].x)/mris_out->vertices[i].origx);
if ( area>5 ) {
mris_out->vertices[i].origx = mris_in->vertices[i].x ;
fprintf(stdout, "%d %f\n", i, area);
}
if (mris_out->vertices[i].origy==0)
area = fabs(mris_out->vertices[i].origy-mris_in->vertices[i].y);
else area = fabs((mris_out->vertices[i].origy-mris_in->vertices[i].y)/mris_out->vertices[i].origy);
if ( area>5 ) {
mris_out->vertices[i].origy = mris_in->vertices[i].y ;
fprintf(stdout, "%d %f\n", i, area);
}
if (mris_out->vertices[i].origz==0)
area = fabs(mris_out->vertices[i].origz-mris_in->vertices[i].z);
else area = fabs((mris_out->vertices[i].origz-mris_in->vertices[i].z)/mris_out->vertices[i].origz);
if ( area>5 ) {
mris_out->vertices[i].origz = mris_in->vertices[i].z ;
fprintf(stdout, "%d %f\n", i, area);
}
}
MRISfree(&mris_in);
}
fprintf(stdout, "Recover the surface using %s order coefficients\n",argv[2]);
number = IcoNVtxsFromOrder(atoi(argv[2]));
for (m = number; m<mris_out->nvertices; m++) {
mris_out->vertices[m].origx = 0;
mris_out->vertices[m].origy = 0;
mris_out->vertices[m].origz = 0;
}
/*Initialize Ij,k*/
for (vno = 0; vno<mris_out->nvertices; vno++) {
vm_out = &mris_out->vertices[vno];
vm_out->val = 1;
}
/*Iteratively compute Ij,k*/
for (i=order;i>0;i--) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
v->val += 0.5*vm_out->val ;
}
for (; nnum<vm_high->v2num; nnum++)
if ( vm_high->v[nnum]<number ) //B(j,m)
{
k = vm_high->v[nnum];
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
v->val += 0.125*vm_out->val ;
}
for (; nnum<vm_high->v3num; nnum++)
if ( vm_high->v[nnum]<number ) //C(j,m)
{
k = vm_high->v[nnum];
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
v->val -= 0.0625*vm_out->val ;
}
}
}
}
for (i=1;i<=order;i++) {
mris_high = ReadIcoByOrder(i, 100); //higher order surface
for (m = 0; m<mris_high->nvertices; m++)
mris_high->vertices[m].nsize=1;
MRISsetNeighborhoodSize(mris_high, 3) ;
number = IcoNVtxsFromOrder(i-1); //the start of m vertices
/* Synthesis Stage I */
/* Compute Lamda(j+1,k) using the Yita(j,m) */
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
for (nnum=0; nnum<vm_high->vnum; nnum++)
if ( vm_high->v[nnum]<number ) //A(j,m)
{
k = vm_high->v[nnum];
v = &mris_out->vertices[k];
s_jkm = vm_out->val/2/v->val;
v->origx -= s_jkm*vm_out->origx;
v->origy -= s_jkm*vm_out->origy;
v->origz -= s_jkm*vm_out->origz;
}
}
/* compute Lamda(j+1,m) for each m vertices */
for (m = number; m<mris_high->nvertices; m++) {
vm_out = &mris_out->vertices[m];
vm_high = &mris_high->vertices[m];
flag=0;
for (nnum=0; nnum<vm_high->vnum; nnum++) //first order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor A(j,m)
{
k = vm_high->v[nnum] ;
v = &mris_out->vertices[k];
vm_out->origx += 0.5*v->origx;
vm_out->origy += 0.5*v->origy;
vm_out->origz += 0.5*v->origz;
}
for (; nnum<vm_high->v2num; nnum++) //second order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor B(j,m)
{
k = vm_high->v[nnum] ;
if (flag==0) b1=k;
else b2=k;
flag++;
v = &mris_out->vertices[k];
vm_out->origx += 0.125*v->origx;
vm_out->origy += 0.125*v->origy;
vm_out->origz += 0.125*v->origz;
}
for (; nnum<vm_high->v3num; nnum++) //third order neighborhood
if ( vm_high->v[nnum]<number ) //neighbor C(j,m)
{
k = vm_high->v[nnum] ;
flag=0; //C has to be a second-order neighbor of B
for (cno=mris_high->vertices[b1].vnum; cno<mris_high->vertices[b1].v2num;cno++)
if (mris_high->vertices[b1].v[cno]==k) flag=1;
for (cno=mris_high->vertices[b2].vnum; cno<mris_high->vertices[b2].v2num;cno++)
if (mris_high->vertices[b2].v[cno]==k) flag=1;
if (flag) {
v = &mris_out->vertices[k];
vm_out->origx -= 0.0625*v->origx;
vm_out->origy -= 0.0625*v->origy;
vm_out->origz -= 0.0625*v->origz;
}
}
}
}
MRISsaveVertexPositions(mris_out, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris_out, ORIGINAL_VERTICES) ;
fprintf(stdout, "Writing recovered surface to %s\n", argv[4]);
MRISwrite(mris_out, argv[4]) ;
#if 0
mris_high = ReadIcoByOrder(4, 100);
for (m=0;m<mris_high->nvertices;m++) {
mris_high->vertices[m].x=mris_out->vertices[m].x;
mris_high->vertices[m].y=mris_out->vertices[m].y;
mris_high->vertices[m].z=mris_out->vertices[m].z;
}
MRISwrite(mris_high, "/space/xrt/1/users/btquinn/buckner_paper/010223_61223/surf/lh.wavelet.recon") ;
#endif
MRISrestoreVertexPositions(mris_out, TMP_VERTICES) ;
/*End of Synthesis*/
}
MRISfree(&mris_out);
MRISfree(&mris_high) ;
msec = TimerStop(&then) ;
fprintf(stdout, "spherical wavelet took %2.1f minutes\n", (float)msec/(1000.0f*60.0f));
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[])
{
char **av, surf_fname[STRLEN], *template_fname, *hemi, *sphere_name,
*cp, *subject, fname[STRLEN] ;
int ac, nargs, ino, sno, nbad = 0, failed, n,nfields;
VERTEX *v;
VALS_VP *vp;
MRI_SURFACE *mris ;
MRI_SP *mrisp, /* *mrisp_aligned,*/ *mrisp_template ;
INTEGRATION_PARMS parms ;
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_make_template.c,v 1.27 2011/03/02 00:04:33 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
memset(&parms, 0, sizeof(parms)) ;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
/* setting default values for vectorial registration */
setParms(&parms);
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv,&parms) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 5) usage_exit() ;
/* multiframe registration */
if (multiframes) parms.flags |= IP_USE_MULTIFRAMES;
if (!strlen(subjects_dir)) /* not specified on command line*/
{
cp = getenv("SUBJECTS_DIR") ;
if (!cp)
ErrorExit(ERROR_BADPARM,
"%s: SUBJECTS_DIR not defined in environment.\n",
Progname) ;
strcpy(subjects_dir, cp) ;
}
hemi = argv[1] ;
sphere_name = argv[2] ;
template_fname = argv[argc-1] ;
if (1 || !FileExists(template_fname)) /* first time - create it */
{
fprintf(stderr, "creating new parameterization...\n") ;
if (multiframes)
{
mrisp_template = MRISPalloc(scale, atlas_size * IMAGES_PER_SURFACE );
/* if (no_rot) /\* don't do rigid alignment *\/ */
/* mrisp_aligned = NULL ; */
/* else */
/* mrisp_aligned = MRISPalloc(scale, PARAM_FRAMES); */
}
else
{
mrisp_template = MRISPalloc(scale, PARAM_IMAGES);
/* if (no_rot) /\* don't do rigid alignment *\/ */
/* mrisp_aligned = NULL ; */
/* else */
/* mrisp_aligned = MRISPalloc(scale, PARAM_IMAGES); */
}
}
else
{
fprintf(stderr, "reading template parameterization from %s...\n",
template_fname) ;
/* mrisp_aligned = NULL ; */
mrisp_template = MRISPread(template_fname) ;
if (!mrisp_template)
ErrorExit(ERROR_NOFILE, "%s: could not open template file %s",
Progname, template_fname) ;
}
argv += 3 ;
argc -= 3 ;
for (ino = 0 ; ino < argc-1 ; ino++)
{
failed = 0 ;
subject = argv[ino] ;
fprintf(stderr, "\nprocessing subject %s (%d of %d)\n", subject,
ino+1, argc-1) ;
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, sphere_name) ;
fprintf(stderr, "reading spherical surface %s...\n", surf_fname) ;
mris = MRISread(surf_fname) ;
if (!mris)
{
nbad++ ;
ErrorPrintf(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
exit(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, CANONICAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
MRISstoreMetricProperties(mris) ;
if (Gdiag & DIAG_WRITE)
{
char *cp1 ;
FileNameOnly(template_fname, fname) ;
cp = strchr(fname, '.') ;
if (cp)
{
cp1 = strrchr(fname, '.') ;
if (cp1 && cp1 != cp)
strncpy(parms.base_name, cp+1, cp1-cp-1) ;
else
strcpy(parms.base_name, cp+1) ;
}
else
strcpy(parms.base_name, "template") ;
sprintf(fname, "%s.%s.out", hemi, parms.base_name);
parms.fp = fopen(fname, "w") ;
printf("writing output to '%s'\n", fname) ;
}
/* multiframe registration */
if (multiframes)
{
nfields=parms.nfields;
for ( n = 0; n < mris->nvertices ; n++) /* allocate the VALS_VP
structure */
{
v=&mris->vertices[n];
vp=calloc(1,sizeof(VALS_VP));
vp->nvals=nfields;
vp->orig_vals=(float*)malloc(nfields*sizeof(float)); /* before
blurring */
vp->vals=(float*)malloc(nfields*sizeof(float)); /* values used by
MRISintegrate */
v->vp=(void*)vp;
}
/* load the different fields */
for (n = 0 ; n < parms.nfields ; n++)
{
if (parms.fields[n].name != NULL)
{
sprintf(surf_fname, "%s/%s/%s/%s.%s", subjects_dir,
subject, overlay_dir, hemi, parms.fields[n].name) ;
printf("reading overlay file %s...\n", surf_fname) ;
if (MRISreadValues(mris, surf_fname) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not read overlay file %s",
Progname, surf_fname) ;
MRIScopyValuesToCurvature(mris) ;
}
else if (ReturnFieldName(parms.fields[n].field))
{
/* read in precomputed curvature file */
sprintf(surf_fname, "%s/%s/surf/%s.%s", subjects_dir,
subject, hemi, ReturnFieldName(parms.fields[n].field)) ;
// fprintf(stderr,"\nreading field %d from %s(type=%d,frame=%d)\n",parms.fields[n].field,surf_fname,parms.fields[n].type,parms.fields[n].frame);
if (MRISreadCurvatureFile(mris, surf_fname) != NO_ERROR)
{
fprintf(stderr,"\n\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n");
fprintf(stderr, "%s: could not read curvature file '%s'\n",
Progname, surf_fname) ;
failed = 1;
break;
}
}
else
{ /* compute curvature of surface */
sprintf(surf_fname, "%s/%s/surf/%s.%s", subjects_dir,
subject, hemi, surface_names[parms.fields[n].field]) ;
/*if(parms.fields[n].field==0)
sprintf(fname, "inflated") ;
else
sprintf(fname, "smoothwm") ;*/
//fprintf(stderr,"\ngenerating field %d(type=%d,frame=%d) (from %s)\n",parms.fields[n].field,parms.fields[n].type,parms.fields[n].frame,surf_fname);
// MRISsaveVertexPositions(mris, TMP_VERTICES) ;
if (MRISreadVertexPositions(mris, surf_fname) != NO_ERROR)
{
fprintf(stderr,"\n\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n");
ErrorPrintf(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
fprintf(stderr,"setting up correlation coefficient to zero\n");
parms.fields[n].l_corr=parms.fields[n].l_pcorr=0.0;
failed=1;
break;
}
if (nbrs > 1) MRISsetNeighborhoodSize(mris, nbrs) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
}
/* if(parms.fields[n].field!=SULC_CORR_FRAME)*/
MRISnormalizeField(mris,parms.fields[n].type,
parms.fields[n].which_norm); /* normalize values */
MRISsetCurvaturesToOrigValues(mris,n);
MRISsetCurvaturesToValues(mris,n);
}
if (failed)
{
fprintf(stderr,"\n\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n");
fprintf(stderr,"Subject %s Failed",subject);
fprintf(stderr,"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n\n");
/* free cal structure*/
for ( n = 0; n < mris->nvertices ; n++)
{
v=&mris->vertices[n];
vp=(VALS_VP*)v->vp;
free(vp->orig_vals);
free(vp->vals);
free(vp);
v->vp=NULL;
}
/* free surface */
MRISfree(&mris);
/* go onto the next subject */
continue;
}
}
if (multiframes && (!no_rot))
{ /* rigid body alignment */
parms.frame_no = 3 ; /* don't use single field correlation functions */
parms.l_corr = parms.l_pcorr = 0.0f ;
parms.mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
parms.mrisp_template = mrisp_template ;
MRISrigidBodyAlignVectorGlobal(mris, &parms, 1.0, 64.0, 8) ;
if (Gdiag & DIAG_WRITE) MRISwrite(mris, "sphere.rot.global") ;
MRISrigidBodyAlignVectorLocal(mris, &parms) ;
if (Gdiag & DIAG_WRITE) MRISwrite(mris, "sphere.rot.local") ;
MRISPfree(&parms.mrisp) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
};
if ((!multiframes) && (!no_rot) && ino > 0)
{ /* rigid body alignment */
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, "sulc") ;
if (MRISreadCurvatureFile(mris, surf_fname) != NO_ERROR)
{
ErrorPrintf(Gerror, "%s: could not read curvature file '%s'\n",
Progname, surf_fname) ;
nbad++ ;
MRISfree(&mris) ;
continue ;
}
parms.frame_no = 3 ; /* use sulc for rigid registration */
parms.mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
parms.mrisp_template = mrisp_template ;
parms.l_corr = 1.0f ;
MRISrigidBodyAlignGlobal(mris, &parms, 1.0, 64.0, 8) ;
if (Gdiag & DIAG_WRITE)
MRISwrite(mris, "sphere.rot.global") ;
MRISrigidBodyAlignLocal(mris, &parms) ;
if (Gdiag & DIAG_WRITE)
MRISwrite(mris, "sphere.rot.local") ;
MRISPfree(&parms.mrisp) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
}
if (multiframes)
{
for (n = 0; n < parms.nfields ; n++)
{
MRISsetOrigValuesToCurvatures(mris,n);
MRISaverageCurvatures(mris, parms.fields[n].navgs) ;
mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
MRISPcombine(mrisp,
mrisp_template,
parms.fields[n].frame * IMAGES_PER_SURFACE) ;
MRISPfree(&mrisp) ;
}
/* free the VALS_VP structure */
for ( n = 0; n < mris->nvertices ; n++)
{
v=&mris->vertices[n];
vp=(VALS_VP*)v->vp;
free(vp->orig_vals);
free(vp->vals);
free(vp);
v->vp=NULL;
}
MRISfree(&mris) ;
}
else
{
for (sno = 0; sno < SURFACES ; sno++)
{
if (curvature_names[sno]) /* read in precomputed curvature file */
{
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, curvature_names[sno]) ;
if (MRISreadCurvatureFile(mris, surf_fname) != NO_ERROR)
{
nbad++ ;
ErrorPrintf(Gerror, "%s: could not read curvature file '%s'\n",
Progname, surf_fname) ;
failed = 1 ;
break ;
}
/* the two next lines were not in the original code */
MRISaverageCurvatures(mris, navgs) ;
MRISnormalizeCurvature(mris, which_norm) ;
} else /* compute curvature of surface */
{
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, surface_names[sno]) ;
if (MRISreadVertexPositions(mris, surf_fname) != NO_ERROR)
{
ErrorPrintf(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
nbad++ ;
failed = 1 ;
break ;
}
if (nbrs > 1)
MRISsetNeighborhoodSize(mris, nbrs) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
MRISnormalizeCurvature(mris, which_norm) ;
}
fprintf(stderr, "computing parameterization for surface %s...\n",
surf_fname);
if (failed)
{
continue ;
MRISfree(&mris) ;
}
mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
MRISPcombine(mrisp, mrisp_template, sno*3) ;
MRISPfree(&mrisp) ;
}
MRISfree(&mris) ;
}
}
#if 0
if (mrisp_aligned) /* new parameterization - use rigid alignment */
{
MRI_SP *mrisp_tmp ;
if (Gdiag & DIAG_WRITE)
{
char *cp1 ;
FileNameOnly(template_fname, fname) ;
cp = strchr(fname, '.') ;
if (cp)
{
cp1 = strrchr(fname, '.') ;
if (cp1 && cp1 != cp)
strncpy(parms.base_name, cp+1, cp1-cp-1) ;
else
strcpy(parms.base_name, cp+1) ;
}
else
strcpy(parms.base_name, "template") ;
sprintf(fname, "%s.%s.out", hemi, parms.base_name);
parms.fp = fopen(fname, "w") ;
printf("writing output to '%s'\n", fname) ;
}
for (ino = 0 ; ino < argc-1 ; ino++)
{
subject = argv[ino] ;
if (Gdiag & DIAG_WRITE)
fprintf(parms.fp, "processing subject %s\n", subject) ;
fprintf(stderr, "processing subject %s\n", subject) ;
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, sphere_name) ;
fprintf(stderr, "reading spherical surface %s...\n", surf_fname) ;
mris = MRISread(surf_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
MRIScomputeMetricProperties(mris) ;
MRISstoreMetricProperties(mris) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, "sulc") ;
if (MRISreadCurvatureFile(mris, surf_fname) != NO_ERROR)
ErrorExit(Gerror, "%s: could not read curvature file '%s'\n",
Progname, surf_fname) ;
parms.frame_no = 3 ;
parms.mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
parms.mrisp_template = mrisp_template ;
parms.l_corr = 1.0f ;
MRISrigidBodyAlignGlobal(mris, &parms, 1.0, 32.0, 8) ;
if (Gdiag & DIAG_WRITE)
MRISwrite(mris, "sphere.rot.global") ;
MRISrigidBodyAlignLocal(mris, &parms) ;
if (Gdiag & DIAG_WRITE)
MRISwrite(mris, "sphere.rot.local") ;
MRISPfree(&parms.mrisp) ;
#if 0
/* write out rotated surface */
sprintf(surf_fname, "%s.rot", mris->fname) ;
fprintf(stderr, "writing out rigidly aligned surface to '%s'\n",
surf_fname) ;
MRISwrite(mris, surf_fname) ;
#endif
/* now generate new parameterization using the optimal alignment */
for (sno = 0; sno < SURFACES ; sno++)
{
if (curvature_names[sno]) /* read in precomputed curvature file */
{
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, curvature_names[sno]) ;
if (MRISreadCurvatureFile(mris, surf_fname) != NO_ERROR)
ErrorExit(Gerror, "%s: could not read curvature file '%s'\n",
Progname, surf_fname) ;
} else /* compute curvature of surface */
{
sprintf(surf_fname, "%s/%s/surf/%s.%s",
subjects_dir, subject, hemi, surface_names[sno]) ;
if (MRISreadVertexPositions(mris, surf_fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
if (nbrs > 1)
MRISsetNeighborhoodSize(mris, nbrs) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISnormalizeCurvature(mris) ;
}
fprintf(stderr, "computing parameterization for surface %s...\n",
surf_fname);
mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
MRISPcombine(mrisp, mrisp_aligned, sno*3) ;
MRISPfree(&mrisp) ;
}
MRISfree(&mris) ;
}
if (Gdiag & DIAG_WRITE)
fclose(parms.fp) ;
mrisp_tmp = mrisp_aligned ;
mrisp_aligned = mrisp_template ;
mrisp_template = mrisp_tmp ;
MRISPfree(&mrisp_aligned) ;
}
#endif
fprintf(stderr,
"writing updated template with %d subjects to %s...\n",
argc-1-nbad, template_fname) ;
MRISPwrite(mrisp_template, template_fname) ;
MRISPfree(&mrisp_template) ;
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 */
}
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 **av, *output_fname ;
int ac, nargs, msec, mode=-1 ;
LABEL *area = NULL ;
MRI_SURFACE *mris ;
struct timeb then ;
MRI *mri_dist ;
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mris_distance_transform.c,v 1.5 2013/04/12 20:59:17 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) ;
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() ;
TimerStart(&then) ;
mris = MRISread(argv[1]) ;
if (mris == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read surface %s",
Progname, argv[1]) ;
if (vol)
{
/*
mri_template = MRIread(argv[2]) ;
if (!mri_template)
ErrorExit(ERROR_NOFILE, "%s: could not read MRI volume from %s\n", Progname, argv[2]) ;
*/
}
else
{
area = LabelRead(NULL, argv[2]) ;
if (area == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read label %s",
Progname, argv[2]) ;
if (anterior_dist > 0)
LabelCropAnterior(area, anterior_dist) ;
if (posterior_dist > 0)
LabelCropPosterior(area, posterior_dist) ;
}
if (stricmp(argv[3], "signed") == 0)
mode = DTRANS_MODE_SIGNED ;
else if (stricmp(argv[3], "unsigned") == 0)
mode = DTRANS_MODE_UNSIGNED ;
else if (stricmp(argv[3], "outside") == 0)
mode = DTRANS_MODE_OUTSIDE ;
else
{
print_usage() ;
ErrorExit(ERROR_BADPARM, "unrecognized mode choice %s\n", argv[3]) ;
}
output_fname = argv[4] ;
MRIScomputeMetricProperties(mris) ;
if (vol)
{
mri_dist = MRIScomputeDistanceToSurface(mris, NULL, 0.25) ;
MRIwrite(mri_dist, argv[4]) ;
}
else
{
MRIScomputeSecondFundamentalForm(mris) ;
if (normalize > 0)
{
normalize = sqrt(mris->total_area) ;
printf("normalizing surface distances by sqrt(%2.1f) = %2.1f\n", mris->total_area,normalize) ;
}
if (divide > 1)
{
int i ;
char fname[STRLEN], ext[STRLEN], base_name[STRLEN] ;
LABEL *area_division ;
FileNameExtension(output_fname, ext) ;
FileNameRemoveExtension(output_fname, base_name) ;
LabelMark(area, mris) ;
MRIScopyMarksToAnnotation(mris) ;
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
if (MRISreadVertexPositions(mris, divide_surf_name) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not read vertex coords from %s", Progname, divide_surf_name) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISdivideAnnotationUnit(mris, 1, divide) ;
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
MRIScomputeSecondFundamentalForm(mris) ;
// MRISdivideAnnotationUnit sets the marked to be in [0,divide-1], make it [1,divide]
// make sure they are oriented along original a/p direction
#define MAX_UNITS 100
{
double cx[MAX_UNITS], cy[MAX_UNITS], cz[MAX_UNITS], min_a ;
int index, num[MAX_UNITS], new_index[MAX_UNITS], j, min_i ;
VERTEX *v ;
memset(num, 0, sizeof(num[0])*divide) ;
memset(cx, 0, sizeof(cx[0])*divide) ;
memset(cy, 0, sizeof(cy[0])*divide) ;
memset(cz, 0, sizeof(cz[0])*divide) ;
for (i = 0 ; i < area->n_points ; i++)
{
if (area->lv[i].vno < 0 || area->lv[i].deleted > 0)
continue ;
v = &mris->vertices[area->lv[i].vno] ;
v->marked++ ;
index = v->marked ;
cx[index] += v->x ;
cy[index] += v->y ;
cz[index] += v->z ;
num[index]++ ;
}
memset(new_index, 0, sizeof(new_index[0])*divide) ;
for (i = 1 ; i <= divide ; i++)
cy[i] /= num[i] ;
// order them from posterior to anterior
for (j = 1 ; j <= divide ; j++)
{
min_a = 1e10 ; min_i = 0 ;
for (i = 1 ; i <= divide ; i++)
{
if (cy[i] < min_a)
{
min_a = cy[i] ;
min_i = i ;
}
}
cy[min_i] = 1e10 ; // make it biggest so it won't be considered again
new_index[j] = min_i ;
}
for (i = 0 ; i < area->n_points ; i++)
{
if (area->lv[i].vno < 0 || area->lv[i].deleted > 0)
continue ;
v = &mris->vertices[area->lv[i].vno] ;
v->marked = new_index[v->marked] ;
}
}
for (i = 1 ; i <= divide ; i++)
{
area_division = LabelFromMarkValue(mris, i) ;
printf("performing distance transform on division %d with %d vertices\n",
i, area_division->n_points) ;
if (output_label)
{
sprintf(fname, "%s%d.label", base_name, i) ;
printf("writing %dth subdivision to %s\n", i, fname) ;
LabelWrite(area_division, fname);
}
MRISdistanceTransform(mris, area_division, mode) ;
sprintf(fname, "%s%d.%s", base_name, i, ext) ;
if (normalize > 0)
MRISmulVal(mris, 1.0/normalize) ;
MRISwriteValues(mris, fname) ;
}
}
else
{
MRISdistanceTransform(mris, area, mode) ;
if (normalize > 0)
MRISmulVal(mris, 1.0/normalize) ;
MRISwriteValues(mris, output_fname) ;
}
}
msec = TimerStop(&then) ;
fprintf(stderr,"distance transform took %2.1f minutes\n", (float)msec/(60*1000.0f));
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[]) {
char **av, surf_fname[100], *template_fname, *out_fname, *surf_dir,
*hemi, *sphere_name ;
int ac, nargs ;
MRI_SURFACE *mris ;
MRI_SP *mrisp, *mrisp_template ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_add_template.c,v 1.8 2011/03/02 00:04:26 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 < 5)
usage_exit() ;
surf_dir = argv[1] ;
hemi = argv[2] ;
sphere_name = argv[3] ;
out_fname = template_fname = argv[4] ;
if (argc > 5)
out_fname = argv[5] ;
sprintf(surf_fname, "%s/%s.%s", surf_dir, hemi, sphere_name) ;
fprintf(stderr, "reading new surface %s...\n", surf_fname) ;
mris = MRISread(surf_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
if (!FileExists(template_fname)) /* first time - create it */
{
fprintf(stderr, "creating new parameterization...\n") ;
mrisp_template = MRISPalloc(scale, PARAM_IMAGES);
} 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) ;
}
/*
first read in inflated surface and use it to build the first template
set.
*/
sprintf(surf_fname, "%s/%s.%s", surf_dir, hemi, INFLATED_NAME) ;
if (MRISreadVertexPositions(mris, surf_fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
MRISsetNeighborhoodSize(mris, nbrs) ;
MRIScomputeMetricProperties(mris) ;
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
MRISaverageCurvatures(mris, navgs) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISnormalizeCurvature(mris, which_norm) ;
fprintf(stderr, "computing parameterization for surface %s...\n",surf_fname);
mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
MRISPcombine(mrisp, mrisp_template, 0) ;
MRISPfree(&mrisp) ;
/*
now do the same thing with the smoothwm curvatures.
*/
sprintf(surf_fname, "%s/%s.%s", surf_dir, hemi, SMOOTH_NAME) ;
if (MRISreadVertexPositions(mris, surf_fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, surf_fname) ;
MRIScomputeMetricProperties(mris) ;
if (curvature_fname[0])
MRISreadCurvatureFile(mris, curvature_fname) ;
else {
MRIScomputeSecondFundamentalForm(mris) ;
MRISuseMeanCurvature(mris) ;
}
MRISaverageCurvatures(mris, navgs) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
if (curvature_fname[0])
fprintf(stderr, "computing parameterization for surface %s (%s)...\n",
surf_fname, curvature_fname);
else
fprintf(stderr, "computing parameterization for surface %s...\n",
surf_fname);
MRISnormalizeCurvature(mris, which_norm) ;
mrisp = MRIStoParameterization(mris, NULL, scale, 0) ;
MRISPcombine(mrisp, mrisp_template, 3) ;
fprintf(stderr, "writing updated template to %s...\n", out_fname) ;
MRISPwrite(mrisp_template, out_fname) ;
MRISPfree(&mrisp) ;
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
MRISpositionOptimalSphere(MRI_SURFACE *mris, MRI *mri_inner, float sample_dist) {
double r, rmin, rmax, min_sse, min_r, min_x0, min_y0, min_z0, x0, y0, z0, sse,
xmin, xmax, ymin, ymax, zmin, zmax, delta_r, delta_x, delta_y, delta_z ;
int scale ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
rmin = mris->radius*.5 ;
rmax = mris->radius*1.5 ;
min_x0 = mris->xctr ;
min_y0 = mris->yctr ;
min_z0 = mris->zctr ;
min_r = mris->radius ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, min_r, min_x0, min_y0, min_z0) ;
min_sse = compute_surface_sse(mris, mri_inner, sample_dist) ;
delta_r = DELTA_R ;
for (r = rmin ; r <= rmax ; r += delta_r) {
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, r, min_x0, min_y0, min_z0) ;
sse = compute_surface_sse(mris, mri_inner, sample_dist) ;
if (sse < min_sse) {
min_sse = sse ;
min_r = r ;
printf("new min sse %2.0f, found at r=%2.1f mm, c = (%2.1f, %2.1f, %2.1f)\n",
min_sse, min_r, min_x0, min_y0, min_z0) ;
}
}
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, min_r, min_x0, min_y0, min_z0) ;
MRISwrite(mris, "lh.minr") ;
for (scale = 8 ; scale >= 1 ; scale /=2) {
printf("scale = %d\n", scale) ;
xmin = min_x0-scale ;
xmax = min_x0+scale ;
ymin = min_y0-scale ;
ymax = min_y0+scale ;
zmin = min_z0-scale ;
zmax = min_z0+scale ;
rmin = min_r*(1.0-scale/128.0) ;
rmax = min_r*(1.0+scale/128.0) ;
delta_x = mri_inner->xsize*scale/16 ;
delta_y = mri_inner->ysize*scale/16 ;
delta_z = mri_inner->zsize*scale/16 ;
delta_r = DELTA_R*scale ;
if (delta_x > (xmax-xmin)/3)
delta_x = (xmax-xmin)/3 ;
if (delta_y > (ymax-ymin)/3)
delta_y = (ymax-ymin)/3 ;
if (delta_z > (zmax-zmin)/3)
delta_z = (zmax-zmin)/3 ;
if (delta_r > (rmax-rmin)/3)
delta_r = (rmax-rmin)/3 ;
for (x0 = xmin ; x0 <= xmax ; x0 += delta_x) {
for (y0 = ymin ; y0 <= ymax ; y0 += delta_y) {
for (z0 = zmin ; z0 <= zmax ; z0 += delta_z) {
for (r = rmin ; r <= rmax ; r += delta_r) {
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, r, x0, y0, z0) ;
sse = compute_surface_sse(mris, mri_inner, sample_dist) ;
if (sse < min_sse) {
min_sse = sse ;
min_r = r ;
min_x0 = x0 ;
min_y0 = y0 ;
min_z0 = z0 ;
printf("new min sse %2.0f, found at r=%2.1f mm, c = (%2.1f, %2.1f, %2.1f)\n",
min_sse, min_r, min_x0, min_y0, min_z0) ;
}
}
}
}
}
{
char fname[STRLEN] ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, min_r, min_x0, min_y0, min_z0) ;
sprintf(fname, "lh.min_scale%d", scale) ;
MRISwrite(mris, fname) ;
}
}
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISprojectOntoTranslatedSphere(mris, mris, min_r, min_x0, min_y0, min_z0) ;
return(NO_ERROR) ;
}
static int
initialize_surface_position(MRI_SURFACE *mris, MRI *mri_masked, int outside, INTEGRATION_PARMS *parms) {
MRI *mri_dilated ;
int x, y, z, vno ;
double x0, y0, z0, radius = 0, dist, num ;
Real xs, ys, zs ;
VERTEX *v ;
if (outside) {
mri_dilated = MRIdilate(mri_masked, NULL) ;
MRIsubtract(mri_dilated, mri_masked, mri_dilated) ;
MRIwrite(mri_dilated, "outside.mgz") ;
num = x0 = y0 = z0 = 0 ;
for (x = 0 ; x < mri_dilated->width ; x++) {
for (y = 0 ; y < mri_dilated->height ; y++) {
for (z = 0 ; z < mri_dilated->depth ; z++) {
if (MRIgetVoxVal(mri_dilated, x, y, z,0) > 0) {
MRIvoxelToSurfaceRAS(mri_dilated, x, y, z, &xs, &ys, &zs) ;
x0 += xs ;
y0 += ys ;
z0 += zs ;
num++ ;
}
}
}
}
x0 /= num ;
y0 /= num ;
z0 /= num ;
printf("centroid at (%2.1f, %2.1f, %2.1f)\n", x0, y0, z0) ;
num = radius = 0 ;
for (x = 0 ; x < mri_dilated->width ; x++) {
for (y = 0 ; y < mri_dilated->height ; y++) {
for (z = 0 ; z < mri_dilated->depth ; z++) {
if (MRIgetVoxVal(mri_dilated, x, y, z,0) > 0) {
MRIvoxelToSurfaceRAS(mri_dilated, x, y, z, &xs, &ys, &zs) ;
dist = sqrt(SQR(xs-x0)+SQR(ys-y0)+SQR(zs-z0)) ;
radius += dist ;
num++ ;
}
}
}
}
radius /= num ;
printf("average radius = %2.3f\n", radius) ;
MRIfree(&mri_dilated) ;
MRISprojectOntoSphere(mris, mris, radius*1.25) ;
for (vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
v->x += x0 ;
v->y += y0 ;
v->z += z0 ;
}
MRIScomputeMetricProperties(mris) ;
}
parms->target_radius = radius ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
return(NO_ERROR) ;
}
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[]) {
MRI_SURFACE *mris ;
char **av, *in_label_fname, *out_label_fname, *surf_fname, ext[STRLEN] ; ;
int ac, nargs ;
LABEL *label, *label_out ;
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 < 4)
usage_exit() ;
in_label_fname = argv[1] ;
surf_fname = argv[2] ;
out_label_fname = argv[3] ;
printf("reading label from %s...\n", in_label_fname) ;
if (!strcmp(FileNameExtension(in_label_fname, ext), "mgz"))
{
MRI *mri = MRIread(in_label_fname) ;
printf("creating label from volumetric inputs with voxval = %d\n", voxval) ;
if (mri == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read input volume from %s", Progname, in_label_fname);
label = LabelfromASeg(mri, voxval) ;
MRIfree(&mri) ;
}
else
{
label = LabelRead(NULL, in_label_fname) ;
if (!label)
ErrorExit(ERROR_NOFILE, "%s: could not read label file %s", Progname, in_label_fname) ;
}
printf("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) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
#if 0
LabelFillUnassignedVertices(mris, label) ;
#else
label_out = LabelFillHoles(label, mris, ORIGINAL_VERTICES) ;
#endif
printf("writing sampled label to %s...\n", out_label_fname) ;
LabelWrite(label_out, out_label_fname) ;
MRISfree(&mris) ;
LabelFree(&label) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char **av, *hemi, fname[STRLEN],
*in_aseg_name, *out_aseg_name, *surf_dir ;
int ac, nargs, h ;
MRI_SURFACE *mris ;
MRI *mri_aseg ;
char cmdline[CMD_LINE_LEN] ;
make_cmd_version_string
(argc, argv,
"$Id: mri_relabel_hypointensities.c,v 1.13 2015/05/15 18:44:10 nicks Exp $",
"$Name: $", cmdline);
/* rkt: check for and handle version tag */
nargs = handle_version_option
(argc, argv,
"$Id: mri_relabel_hypointensities.c,v 1.13 2015/05/15 18:44:10 nicks Exp $",
"$Name: $");
if (nargs && argc - nargs == 1) {
exit (0);
}
argc -= nargs;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
if (argc < 3) {
usage_exit() ;
}
in_aseg_name = argv[1] ;
surf_dir = argv[2] ;
out_aseg_name = argv[3] ;
mri_aseg = MRIread(in_aseg_name) ;
if (!mri_aseg) {
ErrorExit(ERROR_NOFILE,
"%s: could not read input segmentation %s",
Progname, in_aseg_name) ;
}
for (h = 0 ; h <= 1 ; h++) {
if (h == 0) {
hemi = "lh" ;
} else {
hemi = "rh" ;
}
sprintf(fname, "%s/%s.%s", surf_dir, hemi, surf_name) ;
printf("reading input surface %s...\n", fname) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
printf("relabeling %s hypointensities...\n", hemi) ;
relabel_hypointensities(mri_aseg, mris, h) ;
MRISfree(&mris) ;
}
relabel_hypointensities_neighboring_gray(mri_aseg) ;
MRIwrite(mri_aseg, out_aseg_name) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[])
{
char **av, *out_name ;
int ac, nargs ;
int msec, minutes, seconds ;
struct timeb start ;
MRI_SURFACE *mris ;
GCA_MORPH *gcam ;
MRI *mri = NULL ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_interpolate_warp.c,v 1.5 2011/10/07 12:07:26 fischl 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) ;
}
/*
note that a "forward" morph means a retraction, so we reverse the order of the argvs here.
This means that for every voxel in the inflated image we have a vector that points to where in
the original image it came from, and *NOT* the reverse.
*/
mris = MRISread(argv[2]) ;
if (mris == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read source surface %s\n", Progname,argv[2]) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
if (MRISreadVertexPositions(mris, argv[1]) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read target surface %s\n", Progname,argv[1]) ;
if (like_vol_name == NULL)
{
mri = MRIallocSequence(mris->vg.width, mris->vg.height, mris->vg.depth, MRI_FLOAT, 3) ;
MRIcopyVolGeomToMRI(mri, &mris->vg) ;
}
else
{
MRI *mri_tmp ;
mri_tmp = MRIread(like_vol_name) ;
if (mri_tmp == NULL)
{
ErrorExit(ERROR_NOFILE, "%s: could not like volume %s\n", like_vol_name) ;
}
mri = MRIallocSequence(mri_tmp->width, mri_tmp->height, mri_tmp->depth, MRI_FLOAT, 3) ;
MRIcopyHeader(mri_tmp, mri) ;
MRIfree(&mri_tmp) ;
}
if (Gdiag & DIAG_SHOW && DIAG_VERBOSE_ON)
{
double xv, yv, zv ;
VERTEX *v = &mris->vertices[0] ;
MRISsurfaceRASToVoxel(mris, mri, v->x, v->y, v->z, &xv, &yv, &zv) ;
printf("v 0: sras (%f, %f, %f) --> vox (%f, %f, %f)\n", v->x,v->y,v->z,xv,yv,zv);
MRISsurfaceRASToVoxelCached(mris, mri, v->x, v->y, v->z, &xv, &yv, &zv) ;
printf("v 0: sras (%f, %f, %f) --> vox (%f, %f, %f)\n", v->x,v->y,v->z,xv,yv,zv);
DiagBreak() ;
}
{
MRI *mri_tmp ;
mri_tmp = expand_mri_to_fit_surface(mris, mri) ;
MRIfree(&mri) ; mri = mri_tmp ;
}
write_surface_warp_into_volume(mris, mri, niter) ;
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
MRIwrite(mri, "warp.mgz") ;
gcam = GCAMalloc(mri->width, mri->height, mri->depth) ;
GCAMinitVolGeom(gcam, mri, mri) ;
GCAMremoveSingularitiesAndReadWarpFromMRI(gcam, mri) ;
// GCAMreadWarpFromMRI(gcam, mri) ;
// GCAsetVolGeom(gca, &gcam->atlas);
#if 0
gcam->gca = gcaAllocMax(1, 1, 1,
mri->width, mri->height,
mri->depth,
0, 0) ;
GCAMinit(gcam, mri, NULL, NULL, 0) ;
#endif
#if 0
GCAMinvert(gcam, mri) ;
GCAMwriteInverseWarpToMRI(gcam, mri) ;
GCAMremoveSingularitiesAndReadWarpFromMRI(gcam, mri) ; // should be inverse now
#endif
if (mri_in)
{
MRI *mri_warped, *mri_tmp ;
printf("applying warp to %s and writing to %s\n", mri_in->fname, out_fname) ;
mri_tmp = MRIextractRegionAndPad(mri_in, NULL, NULL, pad) ; MRIfree(&mri_in) ; mri_in = mri_tmp ;
mri_warped = GCAMmorphToAtlas(mri_in, gcam, NULL, -1, SAMPLE_TRILINEAR) ;
MRIwrite(mri_warped, out_fname) ;
if (Gdiag_no >= 0)
{
double xi, yi, zi, xo, yo, zo, val;
int xp, yp, zp ;
GCA_MORPH_NODE *gcamn ;
VERTEX *v = &mris->vertices[Gdiag_no] ;
MRISsurfaceRASToVoxelCached(mris, mri, v->origx, v->origy, v->origz, &xi, &yi, &zi) ;
MRISsurfaceRASToVoxelCached(mris, mri, v->x, v->y, v->z, &xo, &yo, &zo) ;
printf("surface vertex %d: inflated (%2.0f, %2.0f, %2.0f), orig (%2.0f, %2.0f, %2.0f)\n", Gdiag_no, xi, yi, zi, xo, yo, zo) ;
MRIsampleVolume(mri_in, xo, yo, zo, &val) ;
xp = nint(xi) ; yp = nint(yi) ; zp = nint(zi) ;
gcamn = &gcam->nodes[xp][yp][zp] ;
printf("warp = (%2.1f, %2.1f, %2.1f), orig (%2.1f %2.1f %2.1f) = %2.1f \n",
gcamn->x, gcamn->y, gcamn->z,
gcamn->origx, gcamn->origy, gcamn->origz,val) ;
DiagBreak() ;
}
}
if (no_write == 0)
{
out_name = argv[3] ;
GCAMwrite(gcam, out_name) ;
}
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
fprintf(stderr, "warp field calculation took %d minutes and %d seconds.\n", minutes, seconds) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[])
{
char **av, fname[STRLEN], *cp ;
int ac, nargs ;
char *subject, *out_fname, *hemi, *ohemi ;
int msec, minutes, seconds ;
struct timeb start ;
MRI *mri, *mri_features, *mri_ribbon, *mri_aseg, *mri_aparc ;
MRI_SURFACE *mris, *mris_contra ;
LABEL *cortex ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mri_extract_fcd_features.c,v 1.1 2016/06/15 17:51:09 fischl 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 < 4)
usage_exit(1) ;
subject = argv[1] ;
hemi = argv[2] ;
if (strcmp(hemi, "lh") == 0)
ohemi = "rh" ;
else
ohemi = "lh" ;
out_fname = argv[3] ;
printf("reading data for subject %s and writing output to %s\n", subject, out_fname) ;
if (!strlen(sdir))
{
cp = getenv("SUBJECTS_DIR") ;
if (!cp)
ErrorExit(ERROR_BADPARM,
"%s: SUBJECTS_DIR not defined in environment.\n", Progname) ;
strcpy(sdir, cp) ;
}
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, hemi, white_name) ;
printf("reading %s\n", fname) ;
mris = MRISread(fname) ;
if (mris == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read surface from %s\n", Progname, fname) ;
MRISsaveVertexPositions(mris, WHITE_VERTICES) ;
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, ohemi, white_name) ;
printf("reading %s\n", fname) ;
mris_contra = MRISread(fname) ;
if (mris_contra == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read surface from %s\n", Progname, fname) ;
MRISsaveVertexPositions(mris_contra, WHITE_VERTICES) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, ribbon_name) ;
printf("reading %s\n", fname) ;
mri_ribbon = MRIread(fname) ;
if (mri_ribbon == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read ribbon from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, aparc_name) ;
printf("reading %s\n", fname) ;
mri_aparc = MRIread(fname) ;
if (mri_aparc == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read ribbon from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, aseg_name) ;
printf("reading %s\n", fname) ;
mri_aseg = MRIread(fname) ;
if (mri_aseg == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read aseg from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, hemi, pial_name) ;
if (MRISreadPialCoordinates(mris, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read pial coordinates from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, hemi, sphere_name) ;
if (MRISreadCanonicalCoordinates(mris, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read left/right spherical coordinates from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, ohemi, pial_name) ;
if (MRISreadPialCoordinates(mris_contra, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read pial coordinates from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/label/%s.%s", sdir, subject, hemi, cortex_label) ;
cortex = LabelRead(NULL, fname) ;
if (cortex == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read cortical label from %s\n", Progname, fname) ;
LabelRipRestOfSurface(cortex, mris) ;
LabelFree(&cortex) ;
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject, ohemi, sphere_name) ;
if (MRISreadCanonicalCoordinates(mris_contra, fname) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read left/right spherical coordinates from %s\n", Progname, fname) ;
sprintf(fname, "%s/%s/mri/%s", sdir, subject, vol_name) ;
printf("reading %s\n", fname) ;
mri = MRIread(fname) ;
if (mri == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read volume from %s\n", Progname, fname) ;
if (0)
mri_features = MRIcomputeSurfaceDistanceProbabilities(mris, mri_ribbon, mri, mri_aseg) ;
else
{
MRI *mri_ohemi_features, *mri_ohemi_mapped_to_hemi_features ;
mri_features = MRIcomputeSurfaceDistanceIntensities(mris, mri_ribbon, mri_aparc, mri, mri_aseg, whalf) ;
mri_ohemi_features = MRIcomputeSurfaceDistanceIntensities(mris_contra, mri_ribbon, mri_aparc, mri, mri_aseg, whalf) ;
mri_ohemi_mapped_to_hemi_features = MRISmapToSurface(mris_contra, mris, mri_ohemi_features, NULL) ; // map contra feature to this surface
// MRIwrite(mri_ohemi_mapped_to_hemi_features, "test.mgz") ;
MRIsubtract(mri_features, mri_ohemi_mapped_to_hemi_features, mri_features) ;
}
if (navgs > 0)
{
MRI *mri_tmp ;
mri_tmp = MRISsmoothMRI(mris, mri_features, navgs, NULL, NULL);
MRIfree(&mri_features) ;
mri_features = mri_tmp ;
}
printf("writing output to %s\n", out_fname) ;
if (Gdiag_no >= 0)
printf("feature(%d) = %f\n", Gdiag_no, MRIgetVoxVal(mri_features, Gdiag_no, 0, 0, 0)) ;
MRIwrite(mri_features, out_fname) ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
fprintf(stderr, "feature extraction took %d minutes and %d seconds.\n", minutes, seconds) ;
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, fname[STRLEN], *input_name, *subject_name, *cp,*hemi,
*svm_name, *surf_name, *output_subject_name ;
int ac, nargs, vno ;
int msec, minutes, seconds ;
struct timeb start ;
MRI_SURFACE *mris ;
SVM *svm ;
double classification ;
float *inputs ;
MRI_SP *mrisp ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_svm_classify.c,v 1.6 2011/03/02 00:04:34 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 (!strlen(subjects_dir)) /* hasn't been set on command line */
{
cp = getenv("SUBJECTS_DIR") ;
if (!cp)
ErrorExit(ERROR_BADPARM, "%s: SUBJECTS_DIR not defined in environment",
Progname);
strcpy(subjects_dir, cp) ;
}
if (argc < 7)
usage_exit(1) ;
subject_name = argv[1] ;
hemi = argv[2] ;
surf_name = argv[3] ;
input_name = argv[4] ;
output_subject_name = argv[5] ;
svm_name = argv[6] ;
printf("reading svm from %s...\n", svm_name) ;
svm = SVMread(svm_name) ;
if (!svm)
ErrorExit(ERROR_NOFILE, "%s: could not read classifier from %s",
Progname, svm_name) ;
if (log_fname != NULL)
printf("logging results to %s, true_class = %s\n",
log_fname, true_class > 0 ? svm->class1_name : svm->class2_name) ;
sprintf(fname, "%s/%s/surf/%s.%s", subjects_dir,subject_name,hemi,surf_name);
printf("reading surface from %s...\n", fname) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s for %s",
Progname, fname, subject_name) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
if (MRISreadCurvature(mris, input_name) != NO_ERROR)
ErrorExit(ERROR_BADPARM, "%s: could not read curvature from %s", input_name) ;
if (nannotations > 0)
{
int vno, a, found ;
VERTEX *v ;
if (MRISreadAnnotation(mris, annot_name) != NO_ERROR)
ErrorExit(ERROR_NOFILE,
"%s: could not read annot file %s for subject %s",
Progname, annot_name, subject_name) ;
for (a = 0 ; a < nannotations ; a++)
{
int index ;
CTABfindName(mris->ct, anames[a], &index) ;
CTABannotationAtIndex(mris->ct, index, &annotations[a]) ;
printf("mapping annot %s to %d\n",
anames[a], annotations[a]) ;
}
// rip all vertices that don't have one of the specified annotations
for (vno = 0 ; vno < mris->nvertices ; vno++)
{
v = &mris->vertices[vno] ;
if (v->ripflag)
continue ;
found = 0 ;
for (a = 0 ; a < nannotations ; a++)
if (v->annotation == annotations[a])
found = 1 ;
if (found == 0)
v->ripflag = 1 ;
}
}
if (navgs > 0)
MRISaverageCurvatures(mris, navgs) ;
mrisp = MRIStoParameterization(mris, NULL, 1, 0) ;
MRISfree(&mris) ;
/* read in output surface */
sprintf(fname, "%s/%s/surf/%s.%s", subjects_dir,output_subject_name,hemi,surf_name);
printf("reading output surface from %s...\n", fname) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s for %s",
Progname, fname, output_subject_name) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
MRISfromParameterization(mrisp, mris, 0) ;
if (label_name) {
area = LabelRead(output_subject_name, label_name) ;
if (!area)
ErrorExit(ERROR_NOFILE, "%s: could not read label %s", Progname,
label_name) ;
MRISmaskNotLabel(mris, area) ;
} else
area = NULL ;
if (mris->nvertices != svm->ninputs)
ErrorExit(ERROR_BADPARM, "%s: svm input (%d) does not match # of "
"surface vertices (%d)",
Progname, svm->ninputs, mris->nvertices);
inputs = (float *)calloc(mris->nvertices, sizeof(float)) ;
if (!inputs)
ErrorExit(ERROR_NOMEMORY, "%s: could not allocate %d input vector",
Progname, mris->nvertices) ;
for (vno = 0 ; vno < mris->nvertices ; vno++)
inputs[vno] = mris->vertices[vno].curv ;
classification = SVMclassify(svm, inputs) ;
printf("classification %f, class = %s",classification,
classification > 0 ? svm->class1_name : svm->class2_name) ;
if (true_class != 0)
printf(", %s", true_class*classification>0 ? "CORRECT" : "INCORRECT") ;
printf("\n") ;
if (log_fname) {
FILE *fp ;
fp = fopen(log_fname, "a") ;
if (!fp)
ErrorExit(ERROR_BADPARM, "%s: could not open log file %s", log_fname) ;
fprintf(fp, "%-30.30s %s %d %f %f\n",
subject_name, hemi, (true_class*classification)>0, classification,
true_class) ;
fclose(fp) ;
}
free(inputs) ;
MRISfree(&mris) ;
SVMfree(&svm) ;
msec = TimerStop(&start) ;
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
printf("classification took %d minutes and %d seconds.\n", minutes, seconds) ;
exit(0) ;
return(0) ;
}
int
main(int argc, char *argv[])
{
char **av, *in_surf_fname, *out_fname, fname[STRLEN], *cp ;
int ac, nargs, msec, err ;
MRI_SURFACE *mris ;
struct timeb then ;
float max_dim ;
char cmdline[CMD_LINE_LEN] ;
make_cmd_version_string
(argc, argv,
"$Id: mris_sphere.c,v 1.57 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_sphere.c,v 1.57 2011/03/02 00:04:34 nicks Exp $",
"$Name: stable5 $");
if (nargs && argc - nargs == 1)
{
exit (0);
}
argc -= nargs;
#ifdef FS_CUDA
/* print GPU device info */
MRISCdeviceInfo();
#endif // FS_CUDA
TimerStart(&then) ;
Progname = argv[0] ;
ErrorInit(NULL, NULL, NULL) ;
DiagInit(NULL, NULL, NULL) ;
memset(&parms, 0, sizeof(parms)) ;
parms.dt = .05 ;
parms.projection = PROJECT_ELLIPSOID ;
parms.tol = .5 /*1e-1*/ ;
parms.n_averages = 1024 ;
parms.min_averages = 0 ;
parms.l_angle = 0.0 /* L_ANGLE */ ;
parms.l_area = 0.0 /* L_AREA */ ;
parms.l_neg = 0.0 ;
parms.l_dist = 1.0 ;
parms.l_spring = 0.0 ;
parms.l_area = 1.0 ;
parms.l_boundary = 0.0 ;
parms.l_curv = 0.0 ;
parms.niterations = 25 ;
parms.write_iterations = 1000 ;
parms.a = parms.b = parms.c = 0.0f ; /* ellipsoid parameters */
parms.dt_increase = 1.01 /* DT_INCREASE */;
parms.dt_decrease = 0.99 /* 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.Hdesired = 0.0 ; /* a flat surface */
parms.nbhd_size = 7 ;
parms.max_nbrs = 8 ;
ac = argc ;
av = argv ;
for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
{
nargs = get_option(argc, argv) ;
argc -= nargs ;
argv += nargs ;
}
parms.scale = scale ;
if (argc != 3) // catches args beyond the expected two
{
usage_exit() ;
}
parms.base_dt = base_dt_scale * parms.dt ;
in_surf_fname = argv[1] ;
out_fname = argv[2] ;
printf("%s\n",vcid);
printf(" %s\n",MRISurfSrcVersion());
fflush(stdout);
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") ;
}
}
mris = MRISread(in_surf_fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, in_surf_fname) ;
MRISaddCommandLine(mris, cmdline) ;
fprintf(stderr, "reading original vertex positions...\n") ;
if (!FZERO(disturb))
{
mrisDisturbVertices(mris, disturb) ;
}
if (quick == 0)
{
// don't need original properties unless preserving metric
err = MRISreadOriginalProperties(mris, orig_name) ;
if(err)
{
exit(1);
}
}
if (smooth_avgs > 0)
{
MRISsaveVertexPositions(mris, TMP_VERTICES) ;
MRISrestoreVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISaverageVertexPositions(mris, smooth_avgs) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
}
if (!FZERO(ralpha) || !FZERO(rbeta) || !FZERO(rgamma))
{
MRISrotate(mris,mris,RADIANS(ralpha),RADIANS(rbeta),RADIANS(rgamma)) ;
// if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
MRISwrite(mris, "rot") ;
}
fprintf(stderr, "unfolding cortex into spherical form...\n");
if (talairach)
{
MRIStalairachTransform(mris, mris) ;
MRISwrite(mris, "tal") ;
}
if (xform_fname)
{
LTA *lta ;
MRI *mri ;
TRANSFORM transform ;
lta = LTAread(xform_fname) ;
if (lta == NULL)
{
ErrorExit(ERROR_NOFILE, "%s: could not load %s", xform_fname) ;
}
mri = MRIread(vol_fname) ;
if (mri == NULL)
{
ErrorExit(ERROR_NOFILE, "%s: could not load %s", vol_fname) ;
}
transform.type = lta->type ;
transform.xform = (void *)lta ;
MRIStransform(mris, mri, &transform, mri) ;
MRIfree(&mri) ;
LTAfree(<a) ;
MRISwrite(mris, "xfm") ;
}
#if 0
max_dim = MAX(abs(mris->xlo), abs(mris->xhi)) ;
max_dim = MAX(abs(max_dim), abs(mris->ylo)) ;
max_dim = MAX(abs(max_dim), abs(mris->yhi)) ;
max_dim = MAX(abs(max_dim), abs(mris->zlo)) ;
max_dim = MAX(abs(max_dim), abs(mris->zhi)) ;
#else
max_dim = MAX(abs(mris->xhi-mris->xlo), abs(mris->yhi-mris->ylo)) ;
max_dim = MAX(max_dim,abs(mris->zhi-mris->zlo)) ;
#endif
if (max_dim > .75*DEFAULT_RADIUS)
{
float ratio = .75*DEFAULT_RADIUS / (max_dim) ;
printf("scaling brain by %2.3f...\n", ratio) ;
MRISscaleBrain(mris, mris, ratio) ;
}
if (target_radius < 0)
{
target_radius = sqrt(mris->total_area / (4*M_PI)) ;
printf("setting target radius to be %2.3f to match surface areas\n",
target_radius) ;
}
// MRISsampleAtEachDistance(mris, parms.nbhd_size, parms.max_nbrs) ;
if (!load && inflate)
{
INTEGRATION_PARMS inflation_parms ;
MRIScenter(mris, mris) ;
memset(&inflation_parms, 0, sizeof(INTEGRATION_PARMS)) ;
strcpy(inflation_parms.base_name, parms.base_name) ;
inflation_parms.write_iterations = parms.write_iterations ;
inflation_parms.niterations = inflate_iterations ;
inflation_parms.l_spring_norm = l_spring_norm ;
inflation_parms.l_spring = inflate_spring ;
inflation_parms.l_nlarea = inflate_nlarea ;
inflation_parms.l_area = inflate_area ;
inflation_parms.n_averages = inflate_avgs ;
inflation_parms.l_expand = l_expand ;
inflation_parms.l_tspring = inflate_tspring ;
inflation_parms.l_sphere = l_sphere ;
inflation_parms.l_convex = l_convex ;
#define SCALE_UP 2
inflation_parms.a = SCALE_UP*DEFAULT_RADIUS ;
inflation_parms.tol = inflate_tol ;
inflation_parms.integration_type = INTEGRATE_MOMENTUM ;
inflation_parms.momentum = 0.9 ;
inflation_parms.dt = inflate_dt ;
/* store the inflated positions in the v->c? field so that they can
be used in the repulsive term.
*/
/* inflation_parms.l_repulse_ratio = .1 ;*/
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
if (l_expand > 0)
{
MRISexpandSurface(mris, target_radius/2, &inflation_parms, 0, 1) ;
l_expand = parms.l_expand = 0 ;
}
MRIScenter(mris, mris) ;
mris->x0 = mris->xctr ;
mris->y0 = mris->yctr ;
mris->z0 = mris->zctr ;
MRISinflateToSphere(mris, &inflation_parms) ;
if (inflation_parms.l_expand > 0)
{
inflation_parms.l_expand = 0 ;
inflation_parms.niterations += (inflate_iterations*.1) ;
MRISinflateToSphere(mris, &inflation_parms) ;
}
MRISscaleBrain(mris, mris, target_radius/(DEFAULT_RADIUS*SCALE_UP)) ;
parms.start_t = inflation_parms.start_t ;
MRISresetNeighborhoodSize(mris, nbrs) ;
}
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
{
MRISwrite(mris, "before") ;
}
MRISprojectOntoSphere(mris, mris, target_radius) ;
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
{
MRISwrite(mris, "after") ;
}
fprintf(stderr,"surface projected - minimizing metric distortion...\n");
MRISsetNeighborhoodSize(mris, nbrs) ;
if (quick)
{
if (!load)
{
#if 0
parms.n_averages = 32 ;
parms.tol = .1 ;
parms.l_parea = parms.l_dist = 0.0 ;
parms.l_nlarea = 1 ;
#endif
MRISprintTessellationStats(mris, stderr) ;
MRISquickSphere(mris, &parms, max_passes) ;
}
}
else
{
MRISunfold(mris, &parms, max_passes) ;
}
if (remove_negative)
{
parms.niterations = 1000 ;
MRISremoveOverlapWithSmoothing(mris,&parms) ;
}
if (!load)
{
fprintf(stderr, "writing spherical brain to %s\n", out_fname) ;
MRISwrite(mris, out_fname) ;
}
msec = TimerStop(&then) ;
fprintf(stderr, "spherical transformation took %2.2f hours\n",
(float)msec/(1000.0f*60.0f*60.0f));
exit(0) ;
return(0) ; /* for ansi */
}
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, *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[]) {
MRI_SURFACE *mris ;
char **av, *curv_name, *surf_name, *hemi, fname[STRLEN],
*cp, *subject_name, subjects_dir[STRLEN],
**c1_subjects, **c2_subjects ;
int ac, nargs, n, num_class1, num_class2, i, nvertices,
avgs, max_snr_avgs, nlabels = 0, done ;
float **c1_thickness, **c2_thickness, *curvs, *total_mean,
*c1_mean, *c2_mean,
*class_mean, *c1_var, *c2_var, *class_var,*pvals,
**c1_avg_thickness,
*vbest_snr, *vbest_avgs, *vtotal_var, *vsnr, **c2_avg_thickness,
*vbest_pvalues, current_min_label_area, current_fthresh ;
MRI_SP *mrisp ;
LABEL *area, **labels = NULL ;
FILE *fp = NULL ;
double snr, max_snr ;
struct timeb start ;
int msec, minutes, seconds ;
double **c1_label_thickness, **c2_label_thickness ;
int *sorted_indices = NULL, vno ;
float *test_thickness, *test_avg_thickness ;
double label_avg ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv, "$Id: mris_classify_thickness.c,v 1.8 2011/03/02 00:04:29 nicks Exp $", "$Name: stable5 $");
if (nargs && argc - nargs == 1)
exit (0);
argc -= nargs;
if (write_flag && DIAG_VERBOSE_ON)
fp = fopen("scalespace.dat", "w") ;
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 ;
}
TimerStart(&start) ;
/* subject_name hemi surface curvature */
if (argc < 7)
usage_exit() ;
if (output_subject == NULL)
ErrorExit(ERROR_BADPARM,
"output subject must be specified with -o <subject name>");
cp = getenv("SUBJECTS_DIR") ;
if (!cp)
ErrorExit(ERROR_BADPARM, "%s: SUBJECTS_DIR not defined in environment",
Progname) ;
strcpy(subjects_dir, cp) ;
hemi = argv[1] ;
surf_name = argv[2] ;
curv_name = argv[3] ;
#define ARGV_OFFSET 4
/* first determine the number of subjects in each class */
num_class1 = 0 ;
n = ARGV_OFFSET ;
do {
num_class1++ ;
n++ ;
if (argv[n] == NULL || n >= argc)
ErrorExit(ERROR_BADPARM, "%s: must spectify ':' between class lists",
Progname) ;
} while (argv[n][0] != ':') ;
/* find # of vertices in output subject surface */
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,output_subject,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
nvertices = mris->nvertices ;
MRISfree(&mris) ;
total_mean = (float *)calloc(nvertices, sizeof(float)) ;
if (!total_mean)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate mean list of %d curvatures",
Progname, n, nvertices) ;
c1_mean = (float *)calloc(nvertices, sizeof(float)) ;
if (!c1_mean)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate c1 mean list of %d curvatures",
Progname, n, nvertices) ;
pvals = (float *)calloc(nvertices, sizeof(float)) ;
if (!pvals)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate pvals",
Progname, n, nvertices) ;
c2_mean = (float *)calloc(nvertices, sizeof(float)) ;
if (!c2_mean)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate c2 mean list of %d curvatures",
Progname, n, nvertices) ;
c1_var = (float *)calloc(nvertices, sizeof(float)) ;
if (!c1_var)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate c1 var list of %d curvatures",
Progname, n, nvertices) ;
c2_var = (float *)calloc(nvertices, sizeof(float)) ;
if (!c2_var)
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate c2 var list of %d curvatures",
Progname, n, nvertices) ;
num_class2 = 0 ;
n++ ; /* skip ':' */
if (n >= argc)
ErrorExit(ERROR_BADPARM, "%s: class2 list empty", Progname) ;
do {
num_class2++ ;
n++ ;
if (n >= argc)
break ;
} while (argv[n] != NULL) ;
fprintf(stderr, "%d subjects in class 1, %d subjects in class 2\n",
num_class1, num_class2) ;
c1_subjects = (char **)calloc(num_class1, sizeof(char *)) ;
c1_thickness = (float **)calloc(num_class1, sizeof(char *)) ;
c1_avg_thickness = (float **)calloc(num_class1, sizeof(char *)) ;
c2_subjects = (char **)calloc(num_class2, sizeof(char *)) ;
c2_thickness = (float **)calloc(num_class2, sizeof(char *)) ;
c2_avg_thickness = (float **)calloc(num_class2, sizeof(char *)) ;
for (n = 0 ; n < num_class1 ; n++) {
c1_subjects[n] = argv[ARGV_OFFSET+n] ;
c1_thickness[n] = (float *)calloc(nvertices, sizeof(float)) ;
c1_avg_thickness[n] = (float *)calloc(nvertices, sizeof(float)) ;
if (!c1_thickness[n] || !c1_avg_thickness[n])
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate %dth list of %d curvatures",
Progname, n, nvertices) ;
strcpy(c1_subjects[n], argv[ARGV_OFFSET+n]) ;
/* fprintf(stderr, "class1[%d] - %s\n", n, c1_subjects[n]) ;*/
}
i = n+1+ARGV_OFFSET ; /* starting index */
for (n = 0 ; n < num_class2 ; n++) {
c2_subjects[n] = argv[i+n] ;
c2_thickness[n] = (float *)calloc(nvertices, sizeof(float)) ;
c2_avg_thickness[n] = (float *)calloc(nvertices, sizeof(float)) ;
if (!c2_thickness[n] || !c2_avg_thickness[n])
ErrorExit(ERROR_NOMEMORY,
"%s: could not allocate %dth list of %d curvatures",
Progname, n, nvertices) ;
strcpy(c2_subjects[n], argv[i+n]) ;
/* fprintf(stderr, "class2[%d] - %s\n", n, c2_subjects[n]) ;*/
}
if (label_name) {
area = LabelRead(output_subject, label_name) ;
if (!area)
ErrorExit(ERROR_NOFILE, "%s: could not read label %s", Progname,
label_name) ;
} else
area = NULL ;
if (read_dir) {
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,output_subject,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
/* real all the curvatures in for group1 */
for (n = 0 ; n < num_class1+num_class2 ; n++) {
/* transform each subject's curvature into the output subject's space */
subject_name = n < num_class1 ? c1_subjects[n]:c2_subjects[n-num_class1];
fprintf(stderr, "reading subject %d of %d: %s\n",
n+1, num_class1+num_class2, subject_name) ;
sprintf(fname, "%s/%s.%s", read_dir,hemi,subject_name);
if (MRISreadValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror,
"%s: could not read curvature file %s",Progname,fname);
if (area)
MRISmaskNotLabel(mris, area) ;
curvs = (n < num_class1) ? c1_thickness[n] : c2_thickness[n-num_class1] ;
class_mean = (n < num_class1) ? c1_mean : c2_mean ;
class_var = (n < num_class1) ? c1_var : c2_var ;
MRISexportValVector(mris, curvs) ;
cvector_accumulate(curvs, total_mean, nvertices) ;
cvector_accumulate(curvs, class_mean, nvertices) ;
cvector_accumulate_square(curvs, class_var, nvertices) ;
}
} else {
/* real all the curvatures in for group1 */
for (n = 0 ; n < num_class1+num_class2 ; n++) {
/* transform each subject's curvature into the output subject's space */
subject_name = n < num_class1 ? c1_subjects[n]:c2_subjects[n-num_class1];
fprintf(stderr, "reading subject %d of %d: %s\n",
n+1, num_class1+num_class2, subject_name) ;
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,subject_name,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
if (strchr(curv_name, '/') != NULL)
strcpy(fname, curv_name) ; /* full path specified */
else
sprintf(fname,"%s/%s/surf/%s.%s",
subjects_dir,subject_name,hemi,curv_name);
if (MRISreadCurvatureFile(mris, fname) != NO_ERROR)
ErrorExit(Gerror,"%s: could no read curvature file %s",Progname,fname);
mrisp = MRIStoParameterization(mris, NULL, 1, 0) ;
MRISfree(&mris) ;
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,output_subject,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISfromParameterization(mrisp, mris, 0) ;
if (area)
MRISmaskNotLabel(mris, area) ;
curvs = (n < num_class1) ? c1_thickness[n] : c2_thickness[n-num_class1] ;
class_mean = (n < num_class1) ? c1_mean : c2_mean ;
class_var = (n < num_class1) ? c1_var : c2_var ;
MRISextractCurvatureVector(mris, curvs) ;
cvector_accumulate(curvs, total_mean, nvertices) ;
cvector_accumulate(curvs, class_mean, nvertices) ;
cvector_accumulate_square(curvs, class_var, nvertices) ;
MRISPfree(&mrisp) ;
MRISfree(&mris) ;
}
}
/* compute within-group means, and total mean */
cvector_normalize(total_mean, num_class1+num_class2, nvertices) ;
cvector_normalize(c1_mean, num_class1, nvertices) ;
cvector_normalize(c2_mean, num_class2, nvertices) ;
cvector_compute_variance(c1_var, c1_mean, num_class1, nvertices) ;
cvector_compute_variance(c2_var, c2_mean, num_class2, nvertices) ;
cvector_compute_t_test(c1_mean, c1_var, c2_mean, c2_var,
num_class1, num_class2, pvals, nvertices) ;
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,output_subject,hemi,surf_name);
fprintf(stderr, "reading output surface %s...\n", fname) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
if (area)
MRISripNotLabel(mris, area) ;
vbest_snr = cvector_alloc(nvertices) ;
vbest_pvalues = cvector_alloc(nvertices) ;
vbest_avgs = cvector_alloc(nvertices) ;
vtotal_var = cvector_alloc(nvertices) ;
vsnr = cvector_alloc(nvertices) ;
if (read_dir == NULL) /* recompute everything */
{
if (use_buggy_snr)
cvector_multiply_variances(c1_var, c2_var, num_class1, num_class2,
vtotal_var, nvertices) ;
else
cvector_add_variances(c1_var, c2_var, num_class1, num_class2,
vtotal_var, nvertices) ;
if (use_no_distribution)
snr = cvector_compute_dist_free_snr(c1_thickness, num_class1,
c2_thickness, num_class2,
c1_mean, c2_mean,
vsnr, nvertices, &i);
else
snr = cvector_compute_snr(c1_mean, c2_mean, vtotal_var, vsnr, nvertices,
&i, 0.0f);
fprintf(stderr,
"raw SNR %2.2f, n=%2.4f, d=%2.4f, vno=%d\n",
sqrt(snr), c1_mean[i]-c2_mean[i], sqrt(vtotal_var[i]), i) ;
max_snr = snr ;
max_snr_avgs = 0 ;
cvector_track_best_snr(vsnr, vbest_snr, vbest_avgs, 0, nvertices) ;
for (n = 0 ; n < num_class1 ; n++)
cvector_copy(c1_thickness[n], c1_avg_thickness[n], nvertices) ;
for (n = 0 ; n < num_class2 ; n++)
cvector_copy(c2_thickness[n], c2_avg_thickness[n], nvertices) ;
/* now incrementally average the data, keeping track of the best
snr at each location, and at what scale it occurred. vbest_avgs
and vbest_snr will contain the scale and the snr at that scale.
*/
for (avgs = 1 ; avgs <= max_avgs ; avgs++) {
/* c?_avg_thickness is the thickness at the current scale */
if (!(avgs % 50))
fprintf(stderr, "testing %d averages...\n", avgs) ;
cvector_clear(c1_mean, nvertices) ;
cvector_clear(c2_mean, nvertices) ;
cvector_clear(c1_var, nvertices) ;
cvector_clear(c2_var, nvertices) ;
cvector_clear(total_mean, nvertices) ;
for (n = 0 ; n < num_class1 ; n++) {
MRISimportCurvatureVector(mris, c1_avg_thickness[n]) ;
MRISaverageCurvatures(mris, 1) ;
MRISextractCurvatureVector(mris, c1_avg_thickness[n]) ;
cvector_accumulate(c1_avg_thickness[n], total_mean, nvertices) ;
cvector_accumulate(c1_avg_thickness[n], c1_mean, nvertices) ;
cvector_accumulate_square(c1_avg_thickness[n], c1_var, nvertices) ;
}
for (n = 0 ; n < num_class2 ; n++) {
MRISimportCurvatureVector(mris, c2_avg_thickness[n]) ;
MRISaverageCurvatures(mris, 1) ;
MRISextractCurvatureVector(mris, c2_avg_thickness[n]) ;
cvector_accumulate(c2_avg_thickness[n], total_mean, nvertices) ;
cvector_accumulate(c2_avg_thickness[n], c2_mean, nvertices) ;
cvector_accumulate_square(c2_avg_thickness[n], c2_var, nvertices) ;
}
cvector_normalize(total_mean, num_class1+num_class2, nvertices) ;
cvector_normalize(c1_mean, num_class1, nvertices) ;
cvector_normalize(c2_mean, num_class2, nvertices) ;
cvector_compute_variance(c1_var, c1_mean, num_class1, nvertices) ;
cvector_compute_variance(c2_var, c2_mean, num_class2, nvertices) ;
if (use_buggy_snr)
cvector_multiply_variances(c1_var, c2_var, num_class1, num_class2,
vtotal_var, nvertices) ;
else
cvector_add_variances(c1_var, c2_var, num_class1, num_class2,
vtotal_var, nvertices) ;
if (use_no_distribution)
snr =
cvector_compute_dist_free_snr(c1_avg_thickness,num_class1,
c2_avg_thickness, num_class2, c1_mean,
c2_mean, vsnr, nvertices, &i);
else
snr =
cvector_compute_snr(c1_mean, c2_mean, vtotal_var, vsnr, nvertices,&i,
bonferroni ? log((double)avgs) : 0.0f);
if (write_flag && DIAG_VERBOSE_ON) {
fprintf(fp, "%d %2.1f %2.2f %2.2f %2.2f ",
avgs, sqrt((float)avgs), sqrt(snr), c1_mean[i]-c2_mean[i],
sqrt(vtotal_var[i])) ;
fflush(fp) ;
for (n = 0 ; n < num_class1 ; n++)
fprintf(fp, "%2.2f ", c1_avg_thickness[n][i]) ;
for (n = 0 ; n < num_class2 ; n++)
fprintf(fp, "%2.2f ", c2_avg_thickness[n][i]) ;
fprintf(fp, "\n") ;
fclose(fp) ;
}
if (snr > max_snr) {
fprintf(stderr,
"new max SNR found at avgs=%d (%2.1f mm)=%2.1f, n=%2.4f, "
"d=%2.4f, vno=%d\n",
avgs, sqrt((float)avgs), sqrt(snr), c1_mean[i]-c2_mean[i],
sqrt(vtotal_var[i]), i) ;
max_snr = snr ;
max_snr_avgs = avgs ;
}
cvector_track_best_snr(vsnr, vbest_snr, vbest_avgs, avgs, nvertices) ;
}
if (compute_stats)
cvector_compute_t(vbest_snr, vbest_pvalues,num_class1+num_class2,
nvertices) ;
printf("max snr=%2.2f at %d averages\n", max_snr, max_snr_avgs) ;
if (write_flag) {
MRISimportValVector(mris, vbest_snr) ;
sprintf(fname, "./%s.%s_best_snr", hemi,prefix) ;
MRISwriteValues(mris, fname) ;
MRISimportValVector(mris, vbest_avgs) ;
sprintf(fname, "./%s.%s_best_avgs", hemi, prefix) ;
MRISwriteValues(mris, fname) ;
if (compute_stats) {
MRISimportValVector(mris, vbest_pvalues) ;
sprintf(fname, "./%s.%s_best_pval", hemi,prefix) ;
MRISwriteValues(mris, fname) ;
}
}
}
else /* read from directory containing precomputed optimal values */
{
sprintf(fname, "%s/%s.%s_best_snr", read_dir, hemi, prefix) ;
if (MRISreadValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: MRISreadValues(%s) failed",Progname,fname) ;
MRISexportValVector(mris, vbest_snr) ;
sprintf(fname, "%s/%s.%s_best_avgs", read_dir, hemi, prefix) ;
if (MRISreadValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: MRISreadValues(%s) failed",Progname,fname) ;
MRISexportValVector(mris, vbest_avgs) ;
}
if (write_dir) {
sprintf(fname, "%s/%s.%s_best_snr", write_dir, hemi,prefix) ;
MRISimportValVector(mris, vbest_snr) ;
if (MRISwriteValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: MRISwriteValues(%s) failed",Progname,fname) ;
sprintf(fname, "%s/%s.%s_best_avgs", write_dir, hemi, prefix) ;
MRISimportValVector(mris, vbest_avgs) ;
if (MRISwriteValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: MRISwriteValues(%s) failed",Progname,fname) ;
}
if (nsort < -1)
nsort = mris->nvertices ;
if (nsort <= 0) {
nlabels = 0 ;
current_min_label_area = min_label_area ;
for (done = 0, current_fthresh = fthresh ;
!FZERO(current_fthresh) && !done ;
current_fthresh *= 0.95) {
int npos_labels, nneg_labels ;
LABEL **pos_labels, **neg_labels ;
for (current_min_label_area = min_label_area ;
current_min_label_area > 0.5 ;
current_min_label_area *= 0.75) {
MRISclearMarks(mris) ;
sprintf(fname, "%s-%s_thickness", hemi, prefix ? prefix : "") ;
mark_thresholded_vertices(mris, vbest_snr, vbest_avgs,current_fthresh);
segment_and_write_labels(output_subject, fname, mris,
&pos_labels, &npos_labels, 0,
current_min_label_area) ;
MRISclearMarks(mris) ;
mark_thresholded_vertices(mris, vbest_snr,vbest_avgs,-current_fthresh);
segment_and_write_labels(output_subject, fname, mris, &neg_labels,
&nneg_labels, npos_labels,
current_min_label_area) ;
nlabels = nneg_labels + npos_labels ;
if (nlabels) {
labels = (LABEL **)calloc(nlabels, sizeof(LABEL *)) ;
for (i = 0 ; i < npos_labels ; i++)
labels[i] = pos_labels[i] ;
for (i = 0 ; i < nneg_labels ; i++)
labels[i+npos_labels] = neg_labels[i] ;
free(pos_labels) ;
free(neg_labels) ;
}
done = (nlabels >= min_labels) ;
if (done) /* found enough points */
break ;
/* couldn't find enough points - free stuff and try again */
for (i = 0 ; i < nlabels ; i++)
LabelFree(&labels[i]) ;
if (nlabels)
free(labels) ;
#if 0
fprintf(stderr,"%d labels found (min %d), reducing constraints...\n",
nlabels, min_labels) ;
#endif
}
}
printf("%d labels found with F > %2.1f and area > %2.0f\n",
nlabels, current_fthresh, current_min_label_area) ;
for (i = 0 ; i < nlabels ; i++)
fprintf(stderr, "label %d: %d points, %2.1f mm\n",
i, labels[i]->n_points, LabelArea(labels[i], mris)) ;
}
/* read or compute thickness at optimal scale and put it into
c?_avg_thickness.
*/
if (!read_dir) {
fprintf(stderr, "extracting thickness at optimal scale...\n") ;
/* now build feature vectors for each subject */
extract_thickness_at_best_scale(mris, c1_avg_thickness, vbest_avgs,
c1_thickness, nvertices, num_class1);
fprintf(stderr, "extracting thickness for class 2...\n") ;
extract_thickness_at_best_scale(mris, c2_avg_thickness, vbest_avgs,
c2_thickness, nvertices, num_class2);
} else /* read in precomputed optimal thicknesses */
{
char fname[STRLEN] ;
fprintf(stderr, "reading precomputed thickness vectors\n") ;
for (n = 0 ; n < num_class1 ; n++) {
sprintf(fname, "%s/%s.%s", read_dir, hemi, argv[ARGV_OFFSET+n]) ;
fprintf(stderr, "reading thickness vector from %s...\n", fname) ;
if (MRISreadValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: could not read thickness file %s",
Progname,fname) ;
MRISexportValVector(mris, c1_avg_thickness[n]) ;
}
for (n = 0 ; n < num_class2 ; n++) {
sprintf(fname, "%s/%s.%s", read_dir, hemi,
argv[n+num_class1+1+ARGV_OFFSET]) ;
fprintf(stderr, "reading curvature vector from %s...\n", fname) ;
if (MRISreadValues(mris, fname) != NO_ERROR)
ErrorExit(Gerror, "%s: could not read thickness file %s",
Progname,fname) ;
MRISexportValVector(mris, c2_avg_thickness[n]) ;
}
}
if (write_dir) /* write out optimal thicknesses */
{
char fname[STRLEN] ;
for (n = 0 ; n < num_class1 ; n++) {
sprintf(fname, "%s/%s.%s", write_dir, hemi, argv[ARGV_OFFSET+n]) ;
fprintf(stderr, "writing curvature vector to %s...\n", fname) ;
MRISimportValVector(mris, c1_avg_thickness[n]) ;
MRISwriteValues(mris, fname) ;
}
for (n = 0 ; n < num_class2 ; n++) {
sprintf(fname, "%s/%s.%s", write_dir, hemi,
argv[n+num_class1+1+ARGV_OFFSET]) ;
fprintf(stderr, "writing curvature vector to %s...\n", fname) ;
MRISimportValVector(mris, c2_avg_thickness[n]) ;
MRISwriteValues(mris, fname) ;
}
}
/* should free c?_thickness here */
if (nsort <= 0) {
/* We have the thickness values at the most powerful scale stored for
each subject in the c1_avg_thickness and c2_avg_thickness vectors.
Now collapse them across each label and build feature vector for
classification.
*/
c1_label_thickness = (double **)calloc(num_class1, sizeof(double *)) ;
c2_label_thickness = (double **)calloc(num_class2, sizeof(double *)) ;
for (n = 0 ; n < num_class1 ; n++)
c1_label_thickness[n] = (double *)calloc(nlabels, sizeof(double)) ;
for (n = 0 ; n < num_class2 ; n++)
c2_label_thickness[n] = (double *)calloc(nlabels, sizeof(double)) ;
fprintf(stderr, "collapsing thicknesses within labels for class 1\n") ;
for (n = 0 ; n < num_class1 ; n++)
for (i = 0 ; i < nlabels ; i++)
c1_label_thickness[n][i] =
cvector_average_in_label(c1_avg_thickness[n], labels[i], nvertices) ;
fprintf(stderr, "collapsing thicknesses within labels for class 2\n") ;
for (n = 0 ; n < num_class2 ; n++)
for (i = 0 ; i < nlabels ; i++)
c2_label_thickness[n][i] =
cvector_average_in_label(c2_avg_thickness[n], labels[i], nvertices) ;
sprintf(fname, "%s_%s_class1.dat", hemi,prefix) ;
fprintf(stderr, "writing class 1 info to %s...\n", fname) ;
fp = fopen(fname, "w") ;
for (i = 0 ; i < nlabels ; i++) /* for each row */
{
for (n = 0 ; n < num_class1 ; n++) /* for each column */
fprintf(fp, "%2.2f ", c1_label_thickness[n][i]) ;
fprintf(fp, "\n") ;
}
fclose(fp) ;
sprintf(fname, "%s_%s_class2.dat", hemi,prefix) ;
fprintf(stderr, "writing class 2 info to %s...\n", fname) ;
fp = fopen(fname, "w") ;
for (i = 0 ; i < nlabels ; i++) {
for (n = 0 ; n < num_class2 ; n++)
fprintf(fp, "%2.2f ", c2_label_thickness[n][i]) ;
fprintf(fp, "\n") ;
}
fclose(fp) ;
} else {
sorted_indices = cvector_sort(vbest_snr, nvertices) ;
vno = sorted_indices[0] ;
write_vertex_data("c1.dat", vno, c1_avg_thickness,num_class1);
write_vertex_data("c2.dat", vno, c2_avg_thickness,num_class2);
printf("sorting complete\n") ;
/* re-write class means at these locations */
sprintf(fname, "%s_%s_class1.dat", hemi,prefix) ;
fprintf(stderr, "writing class 1 info to %s...\n", fname) ;
fp = fopen(fname, "w") ;
for (i = 0 ; i < nsort ; i++) {
for (n = 0 ; n < num_class1 ; n++)
fprintf(fp, "%2.2f ", c1_avg_thickness[n][sorted_indices[i]]) ;
fprintf(fp, "\n") ;
}
fclose(fp) ;
sprintf(fname, "%s_%s_class2.dat", hemi,prefix) ;
fprintf(stderr, "writing class 2 info to %s...\n", fname) ;
fp = fopen(fname, "w") ;
for (i = 0 ; i < nsort ; i++) {
for (n = 0 ; n < num_class2 ; n++)
fprintf(fp, "%2.2f ", c2_avg_thickness[n][sorted_indices[i]]) ;
fprintf(fp, "\n") ;
}
fclose(fp) ;
}
if (test_subject) {
test_thickness = cvector_alloc(nvertices) ;
test_avg_thickness = cvector_alloc(nvertices) ;
MRISfree(&mris) ;
fprintf(stderr, "reading subject %s\n", test_subject) ;
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,test_subject,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
if (strchr(curv_name, '/') != NULL)
strcpy(fname, curv_name) ; /* full path specified */
else
sprintf(fname,"%s/%s/surf/%s.%s",
subjects_dir,test_subject,hemi,curv_name);
if (MRISreadCurvatureFile(mris, fname) != NO_ERROR)
ErrorExit(Gerror,"%s: could no read curvature file %s",Progname,fname);
mrisp = MRIStoParameterization(mris, NULL, 1, 0) ;
MRISfree(&mris) ;
sprintf(fname, "%s/%s/surf/%s.%s",
subjects_dir,output_subject,hemi,surf_name);
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISfromParameterization(mrisp, mris, 0) ;
if (area)
MRISmaskNotLabel(mris, area) ;
MRISextractCurvatureVector(mris, test_thickness) ;
for (avgs = 0 ; avgs <= max_avgs ; avgs++) {
cvector_extract_best_avg(vbest_avgs, test_thickness,test_avg_thickness,
avgs-1, nvertices) ;
MRISimportCurvatureVector(mris, test_thickness) ;
MRISaverageCurvatures(mris, 1) ;
MRISextractCurvatureVector(mris, test_thickness) ;
}
if (nsort <= 0) {
sprintf(fname, "%s_%s.dat", hemi,test_subject) ;
fprintf(stderr, "writing test subject feature vector to %s...\n",
fname) ;
fp = fopen(fname, "w") ;
for (i = 0 ; i < nlabels ; i++) /* for each row */
{
label_avg =
cvector_average_in_label(test_avg_thickness, labels[i], nvertices) ;
fprintf(fp, "%2.2f\n", label_avg) ;
}
fclose(fp) ;
} else /* use sorting instead of connected areas */
{
double classification, offset, w ;
int total_correct, total_wrong, first_wrong, vno ;
sprintf(fname, "%s_%s.dat", hemi,test_subject) ;
fprintf(stderr, "writing test subject feature vector to %s...\n",
fname) ;
fp = fopen(fname, "w") ;
first_wrong = -1 ;
total_wrong = total_correct = 0 ;
for (i = 0 ; i < nsort ; i++) {
vno = sorted_indices[i] ;
fprintf(fp, "%2.2f\n ", test_avg_thickness[sorted_indices[i]]) ;
offset = (c1_mean[vno]+c2_mean[vno])/2.0 ;
w = (c1_mean[vno]-c2_mean[vno]) ;
classification = (test_avg_thickness[vno] - offset) * w ;
if (((classification < 0) && (true_class == 1)) ||
((classification > 0) && (true_class == 2))) {
total_wrong++ ;
if (first_wrong < 0)
first_wrong = i ;
} else
total_correct++ ;
}
fclose(fp) ;
fprintf(stderr, "%d of %d correct = %2.1f%% (first wrong %d (%d)),"
"min snr=%2.1f\n",
total_correct, total_correct+total_wrong,
100.0*total_correct / (total_correct+total_wrong),
first_wrong, first_wrong >= 0 ? sorted_indices[first_wrong]:-1,
vbest_snr[sorted_indices[nsort-1]]) ;
if (first_wrong >= 0) {
write_vertex_data("c1w.dat", sorted_indices[first_wrong],
c1_avg_thickness,num_class1);
write_vertex_data("c2w.dat", sorted_indices[first_wrong],
c2_avg_thickness,num_class2);
}
}
}
msec = TimerStop(&start) ;
free(total_mean);
free(c1_mean) ;
free(c2_mean) ;
free(c1_var);
free(c2_var);
seconds = nint((float)msec/1000.0f) ;
minutes = seconds / 60 ;
seconds = seconds % 60 ;
fprintf(stderr, "classification took %d minutes and %d seconds.\n",
minutes, seconds) ;
exit(0) ;
return(0) ; /* for ansi */
}
int
main(int argc, char *argv[]) {
char **av, *hemi, *subject_name, *cp, fname[STRLEN];
char *parc_name, *annot_name ;
int ac, nargs, vno, i ;
MRI_SURFACE *mris ;
MRI *mri_parc ;
VERTEX *v ;
double d ;
Real x, y, z, xw, yw, zw ;
/* rkt: check for and handle version tag */
nargs = handle_version_option (argc, argv,
"$Id: mris_sample_parc.c,v 1.31 2016/12/11 14:33:38 fischl 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 < 4)
usage_exit() ;
subject_name = argv[1] ;
hemi = argv[2] ;
parc_name = argv[3] ;
annot_name = argv[4] ;
if (strlen(sdir) == 0) /* if not specified explicitly as option */
{
cp = getenv("SUBJECTS_DIR") ;
if (!cp)
ErrorExit(ERROR_BADPARM,
"%s: SUBJECTS_DIR not defined in environment.\n", Progname) ;
strcpy(sdir, cp) ;
}
if (parc_name[0] == '/') // full path specified
strcpy(fname, parc_name) ;
else
sprintf(fname, "%s/%s/mri/%s", sdir, subject_name, parc_name) ;
printf("reading parcellation volume from %s...\n", fname) ;
mri_parc = MRIread(fname) ;
if (!mri_parc)
ErrorExit(ERROR_NOFILE, "%s: could not read input volume %s",
Progname, fname) ;
if (mask_fname) {
MRI *mri_mask, *mri_tmp ;
mri_tmp = MRIread(mask_fname) ;
if (mri_tmp == NULL)
ErrorExit(ERROR_BADPARM, "%s: could not load mask volume %s", Progname, mask_fname) ;
mri_mask = MRIclone(mri_tmp, NULL) ;
MRIcopyLabel(mri_tmp, mri_mask, mask_val) ;
MRIdilate(mri_mask, mri_mask) ;
MRIdilate(mri_mask, mri_mask) ;
MRIdilate(mri_mask, mri_mask) ;
MRIdilate(mri_mask, mri_mask) ;
MRIfree(&mri_tmp) ;
mri_tmp = MRIclone(mri_parc, NULL) ;
MRIcopyLabeledVoxels(mri_parc, mri_mask, mri_tmp, mask_val) ;
MRIfree(&mri_parc) ;
mri_parc = mri_tmp ;
if (Gdiag & DIAG_WRITE && DIAG_VERBOSE_ON)
MRIwrite(mri_parc, "p.mgz") ;
MRIfree(&mri_mask) ;
}
for (i = 0 ; i < ntrans ; i++) {
MRIreplaceValues(mri_parc, mri_parc, trans_in[i], trans_out[i]) ;
}
sprintf(fname, "%s/%s/surf/%s.%s", sdir, subject_name, hemi, surf_name) ;
printf("reading input surface %s...\n", fname) ;
mris = MRISread(fname) ;
if (!mris)
ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
Progname, fname) ;
MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
MRIScomputeMetricProperties(mris) ;
if (avgs > 0)
MRISaverageVertexPositions(mris, avgs) ;
if (FZERO(proj_mm)) {
if (MRISreadCurvatureFile(mris, thickness_name) != NO_ERROR)
ErrorExit(ERROR_NOFILE, "%s: could not read thickness file %s",
Progname, thickness_name) ;
}
if (color_table_fname) {
mris->ct = CTABreadASCII(color_table_fname) ;
if (mris->ct == NULL)
ErrorExit(ERROR_NOFILE, "%s: could not read color file %s",
Progname, color_table_fname) ;
}
if (sample_from_vol_to_surf) // sample from volume to surface */
{
MRIsampleParcellationToSurface(mris, mri_parc) ;
} else /* sample from surface to volume */
{
for (vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
if (v->ripflag)
continue ;
if (vno == Gdiag_no)
DiagBreak() ;
if (!FZERO(proj_mm))
d = proj_mm ;
else
d = v->curv*proj_frac ; /* halfway out */
x = v->x+d*v->nx ;
y = v->y+d*v->ny ;
z = v->z+d*v->nz ;
MRIsurfaceRASToVoxel(mri_parc, x, y, z, &xw, &yw, &zw) ;
v->annotation = v->val =
MRIfindNearestNonzero(mri_parc, wsize, xw, yw, zw, ((float)wsize-1)/2) ;
if (v->val == 0xffffffff)
DiagBreak() ;
}
}
if (replace_label)
replace_vertices_with_label(mris, mri_parc, replace_label, proj_mm);
if (unknown_label >= 0) {
LABEL **labels, *label ;
int nlabels, i, biggest_label, most_vertices, nzero ;
#define TMP_LABEL 1000
for (nzero = vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
if (v->annotation == 0) {
v->annotation = TMP_LABEL;
nzero++ ;
}
}
printf("%d unknown vertices found\n", nzero) ;
MRISsegmentAnnotated(mris, &labels, &nlabels, 10) ;
most_vertices = 0 ;
biggest_label = -1 ;
for (i = 0 ; i < nlabels ; i++) {
label = labels[i] ;
if (mris->vertices[label->lv[0].vno].annotation == TMP_LABEL) {
if (label->n_points > most_vertices) {
biggest_label = i ;
most_vertices = label->n_points ;
}
}
}
if (biggest_label >= 0) {
label = labels[biggest_label] ;
printf("replacing label # %d with %d vertices "
"(vno=%d) with label %d\n",
biggest_label,
label->n_points,
label->lv[0].vno,
unknown_label) ;
for (i = 0 ; i < label->n_points ; i++) {
v = &mris->vertices[label->lv[i].vno] ;
v->annotation = v->val = unknown_label ;
}
}
for (nzero = vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
if (v->annotation == TMP_LABEL) {
v->annotation = 0;
nzero++ ;
}
}
printf("after replacement, %d unknown vertices found\n", nzero) ;
MRISmodeFilterZeroVals(mris) ; /* get rid of the rest
of the unknowns by mode filtering */
for (i = 0 ; i < nlabels ; i++)
LabelFree(&labels[i]) ;
free(labels) ;
}
MRIScopyValsToAnnotations(mris) ;
if (fix_topology != 0)
fix_label_topology(mris, fix_topology) ;
if (mode_filter) {
printf("mode filtering sample labels...\n") ;
#if 0
MRISmodeFilterZeroVals(mris) ;
#else
MRISmodeFilterVals(mris, mode_filter) ;
#endif
for (vno = 0 ; vno < mris->nvertices ; vno++) {
v = &mris->vertices[vno] ;
if (v->ripflag)
continue ;
v->annotation = v->val ;
}
}
/* this will fill in the v->annotation field from the v->val ones */
translate_indices_to_annotations(mris, translation_fname) ;
if (label_index >= 0)
{
int index ;
LABEL *area ;
printf("writing label to %s...\n", annot_name) ;
MRISclearMarks(mris) ;
for (vno = 0 ; vno < mris->nvertices ; vno++)
{
if (vno == Gdiag_no)
DiagBreak() ;
v = &mris->vertices[vno] ;
if (v->annotation > 0)
DiagBreak() ;
CTABfindAnnotation(mris->ct, v->annotation, &index);
if (index == label_index)
v->marked = 1 ;
}
area = LabelFromMarkedSurface(mris) ;
if (nclose > 0)
{
LabelDilate(area, mris, nclose, CURRENT_VERTICES) ;
LabelErode(area, mris, nclose) ;
}
LabelWrite(area, annot_name) ;
}
else
{
printf("writing annotation to %s...\n", annot_name) ;
MRISwriteAnnotation(mris, annot_name) ;
}
/* MRISreadAnnotation(mris, fname) ;*/
exit(0) ;
return(0) ; /* for ansi */
}
FCD_DATA *
FCDloadData(char *sdir, char *subject)
{
FCD_DATA *fcd ;
char fname[STRLEN] ;
MRI *mri_interior, *mri_dist, *mri_int_lh, *mri_int_rh, *mri_pvals ;
fcd = (FCD_DATA *)calloc(1, sizeof(FCD_DATA)) ;
sprintf(fname, "%s/%s/surf/lh.white", sdir, subject) ;
fcd->mris_lh = MRISread(fname) ;
if (fcd->mris_lh == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
MRISsaveVertexPositions(fcd->mris_lh, WHITE_VERTICES) ;
if (MRISreadPialCoordinates(fcd->mris_lh, "pial") != NO_ERROR)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load lh pial vertices") ;
}
sprintf(fname, "%s/%s/surf/lh.pial", sdir, subject) ;
fcd->mris_lh_pial = MRISread(fname) ;
if (fcd->mris_lh_pial == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
sprintf(fname, "%s/%s/surf/lh.sphere.d1.left_right", sdir, subject) ;
fcd->mris_lh_sphere_d1 = MRISread(fname) ;
if (fcd->mris_lh_sphere_d1 == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(1, 12, 0, 1) ;
sprintf(fname, "%s/%s/surf/rh.white", sdir, subject) ;
fcd->mris_rh = MRISread(fname) ;
if (fcd->mris_rh == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
MRISsaveVertexPositions(fcd->mris_rh, WHITE_VERTICES) ;
if (MRISreadPialCoordinates(fcd->mris_rh, "pial") != NO_ERROR)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load rh pial vertices") ;
}
sprintf(fname, "%s/%s/surf/rh.pial", sdir, subject) ;
fcd->mris_rh_pial = MRISread(fname) ;
if (fcd->mris_rh_pial == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
sprintf(fname, "%s/%s/surf/rh.sphere.d1.left_right", sdir, subject) ;
fcd->mris_rh_sphere_d1 = MRISread(fname) ;
if (fcd->mris_rh_sphere_d1 == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(2, 12, 0, 1) ;
sprintf(fname, "%s/%s/mri/aseg.mgz", sdir, subject) ;
fcd->mri_aseg = MRIread(fname) ;
if (fcd->mri_aseg == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(3, 12, 0, 1) ;
sprintf(fname, "%s/%s/mri/aparc+aseg.mgz", sdir, subject) ;
fcd->mri_aparc = MRIread(fname) ;
if (fcd->mri_aparc == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(4, 12, 0, 1) ;
fcd->mri_flair = NULL;
sprintf(fname, "%s/%s/mri/flair.reg.norm.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/mri/FLAIR.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/mri/FLAIRax.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/mri/FLAIRcor.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, " ");
}
}
}
}
if (strlen(fname) > 1)
{
fcd->mri_flair = MRIread(fname) ;
if (fcd->mri_flair == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load $s", fname) ;
}
}
fcd->mri_t2 = NULL;
sprintf(fname, "%s/%s/mri/T2.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/mri/T2ax.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/mri/T2cor.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, " ");
}
}
}
if (strlen(fname) > 1)
{
fcd->mri_t2 = MRIread(fname) ;
if (fcd->mri_t2 == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load $s", fname) ;
}
}
exec_progress_callback(5, 12, 0, 1) ;
sprintf(fname, "%s/%s/mri/norm.mgz", sdir, subject) ;
fcd->mri_norm = MRIread(fname) ;
if (fcd->mri_norm == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
fcd->mri_thickness_increase =
MRIcloneDifferentType(fcd->mri_aseg, MRI_FLOAT) ;
fcd->mri_thickness_decrease =
MRIcloneDifferentType(fcd->mri_aseg, MRI_FLOAT) ;
fcd->mri_thickness_difference = MRIadd(fcd->mri_thickness_increase, fcd->mri_thickness_decrease, NULL);
exec_progress_callback(6, 12, 0, 1) ;
sprintf(fname, "%s/%s/surf/lh.rh.thickness.smooth0.mgz", sdir, subject) ;
fcd->rh_thickness_on_lh = MRIread(fname) ;
if (fcd->mri_aseg == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(7, 12, 0, 1) ;
sprintf(fname, "%s/%s/surf/rh.thickness.mgz", sdir, subject) ;
fcd->rh_thickness_on_rh = MRIread(fname) ;
if (fcd->rh_thickness_on_rh == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(8, 12, 0, 1) ;
sprintf(fname, "%s/%s/surf/lh.thickness.mgz", sdir, subject) ;
fcd->lh_thickness_on_lh = MRIread(fname) ;
if (fcd->lh_thickness_on_lh == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
exec_progress_callback(9, 12, 0, 1) ;
sprintf(fname, "%s/%s/surf/rh.lh.thickness.smooth0.mgz", sdir, subject) ;
if ( ! FileExists(fname))
{
sprintf(fname, "%s/%s/surf/rh.lh.thickness.mgz", sdir, subject) ;
if (fcd->lh_thickness_on_rh == NULL)
{
ErrorExit(ERROR_NOFILE, "FCDloadData: couldn't load %s", fname) ;
}
}
fcd->lh_thickness_on_rh = MRIread(fname) ;
exec_progress_callback(10, 12, 0, 1) ;
mri_int_lh = MRIclone(fcd->mri_norm, NULL) ;
mri_int_rh = MRIclone(fcd->mri_norm, NULL) ;
mri_interior = MRIclone(fcd->mri_norm, NULL) ;
mri_dist = MRIcloneDifferentType(mri_interior, MRI_FLOAT) ;
MRISrestoreVertexPositions(fcd->mris_lh, PIAL_VERTICES) ;
MRISrestoreVertexPositions(fcd->mris_rh, PIAL_VERTICES) ;
MRISfillInterior(fcd->mris_lh, mri_interior->xsize, mri_int_lh) ;
MRISfillInterior(fcd->mris_rh, mri_interior->xsize, mri_int_rh) ;
exec_progress_callback(11, 12, 0, 1) ;
MRIor(mri_int_lh, mri_int_rh, mri_interior, 0) ;
MRIfree(&mri_int_lh) ;
MRIfree(&mri_int_rh) ;
MRIbinarize(mri_interior, mri_interior, 1, 0, 1) ;
if (Gdiag & DIAG_WRITE)
{
MRIwrite(mri_interior, "int.mgz") ;
}
MRIdistanceTransform(mri_interior,
mri_dist,
1,
2*MAX_DIST,
DTRANS_MODE_SIGNED,
NULL);
if (Gdiag & DIAG_WRITE)
{
MRIwrite(mri_dist, "dist.mgz") ;
}
mri_pvals = build_distance_by_intensity_histo(fcd->mri_norm,
mri_dist,
fcd->mri_aseg,
DIST_SPACING,
MAX_DIST) ;
exec_progress_callback(12, 12, 0, 1) ;
augment_thicknesses(fcd, mri_pvals, 1.5, 5, 1) ;
MRISrestoreVertexPositions(fcd->mris_lh, WHITE_VERTICES) ;
MRISrestoreVertexPositions(fcd->mris_rh, WHITE_VERTICES) ;
MRIfree(&mri_dist) ;
MRIfree(&mri_interior) ;
MRIfree(&mri_pvals) ;
return(fcd) ;
}
