예제 #1
0
void FilePickBox::select_file(nana::filebox&  fb, const nana::string &action, const nana::string &file_tip, bool select_only)
{
    nana::string old_t;
    if (!action.empty())
        old_t=fb.title(action);
    fb.init_file(file_tip); 
	if(fb())  
	{	
        select_only ? FileNameOnly (fb.file()) : FileNameOpen (fb.file());
        _canceled= false;
    }
    else 
        _canceled= true;
    if (!action.empty()) // revisar !!
        fb.title(old_t);
 }
예제 #2
0
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 */
}
예제 #3
0
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(&lta->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) ;
}
예제 #4
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(&lta) ;
    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 */
}
예제 #5
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 */
}
예제 #6
0
int
main(int argc, char *argv[]) {
  char               **av, *in_fname, *out_fname, path[STRLEN], fname[STRLEN],
  hemi[STRLEN], *cp ;
  int                ac, nargs ;
  MRI_SURFACE        *mris ;

  /* rkt: check for and handle version tag */
  nargs = handle_version_option (argc, argv, "$Id: mris_reverse.c,v 1.10 2011/03/02 00:04:33 nicks Exp $", "$Name:  $");
  if (nargs && argc - nargs == 1)
    exit (0);
  argc -= nargs;

  Progname = argv[0] ;
  ErrorInit(NULL, NULL, NULL) ;
  DiagInit(NULL, NULL, NULL) ;

  ac = argc ;
  av = argv ;
  for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
    nargs = get_option(argc, argv) ;
    argc -= nargs ;
    argv += nargs ;
  }

  if (argc < 3)
    usage_exit() ;

  in_fname = argv[1] ;
  out_fname = argv[2] ;

  if (patch_flag) {
    FileNamePath(in_fname, path) ;
    FileNameOnly(in_fname, hemi) ;
    cp = strchr(hemi, '.') ;
    if (cp)
      *cp = 0 ;
    else
      ErrorExit(ERROR_BADPARM, "%s: could not scan hemisphere from %s\n",
                in_fname) ;
    sprintf(fname, "%s/%s.%s", path, hemi, ORIG_NAME) ;
    mris = MRISread(fname) ;
    if (!mris)
      ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
                Progname, fname) ;
    if (MRISreadPatch(mris, in_fname) != NO_ERROR)
      ErrorExit(Gerror, "%s: could not read patch\n", Progname) ;
  } else {
    mris = MRISread(in_fname) ;
    if (!mris)
      ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
                Progname, in_fname) ;
  }

  FileNamePath(out_fname, path) ;
  MRISreverse(mris, which, 1) ;
  if (Gdiag & DIAG_SHOW)
    fprintf(stderr, "writing reversed surface to %s\n", out_fname) ;
  mris->type = MRIS_TRIANGULAR_SURFACE ;
  if (patch_flag)
    MRISwritePatch(mris, out_fname) ;
  else
    MRISwrite(mris, out_fname) ;
  exit(0) ;
  return(0) ;  /* for ansi */
}
int
main(int argc, char *argv[]) {
  char   **av, fname[STRLEN] ;
  int    ac, nargs, i ;
  MRI    *mri_flash[MAX_IMAGES], *mri_T1, *mri_PD ;
  char   *in_fname, *out_PD_fname, *out_T1_fname ;
  int          msec, minutes, seconds, nvolumes ;
  struct timeb start ;

  /* rkt: check for and handle version tag */
  nargs = handle_version_option (argc, argv, "$Id: mri_estimate_tissue_parms.c,v 1.9 2011/03/02 00:04:15 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) ;
  parms.dt = 1e-6 ;
  parms.tol = 1e-5 ;
  parms.momentum = 0.0 ;
  parms.niterations = 20 ;

  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) ;

  out_T1_fname = argv[argc-2] ;
  out_PD_fname = argv[argc-1] ;
  FileNameOnly(out_T1_fname, fname) ;
  FileNameRemoveExtension(fname, fname) ;
  strcpy(parms.base_name, fname) ;

  nvolumes = 0 ;
  for (i = 1 ; i < argc-2 ; i++) {
    if (argv[i][0] == '-') {
      if (!stricmp(argv[i]+1, "te"))
        te = atof(argv[i+1]) ;
      else if (!stricmp(argv[i]+1, "tr"))
        tr = atof(argv[i+1]) ;
      else if (!stricmp(argv[i]+1, "fa"))
        fa = RADIANS(atof(argv[i+1])) ;
      else
        ErrorExit(ERROR_BADPARM, "%s: unsupported MR parameter %s",
                  Progname, argv[i]+1) ;
      i++ ;  /* skip parameter */
      continue ;
    }

    in_fname = argv[i] ;
    printf("reading %s...", in_fname) ;

    mri_flash[nvolumes] = MRIread(in_fname) ;
    if (!mri_flash[nvolumes])
      ErrorExit(Gerror, "%s: MRIread(%s) failed", Progname, in_fname) ;
    if (tr > 0) {
      mri_flash[nvolumes]->tr = tr ;
      tr = 0 ;
    }
    if (te > 0) {
      mri_flash[nvolumes]->te = te ;
      te = 0 ;
    }
    if (fa > 0) {
      mri_flash[nvolumes]->flip_angle = fa ;
      fa = 0 ;
    }
    printf("TE = %2.2f, TR = %2.2f, alpha = %2.2f\n", mri_flash[nvolumes]->te,
           mri_flash[nvolumes]->tr, DEGREES(mri_flash[nvolumes]->flip_angle)) ;
    mri_flash[nvolumes]->flip_angle = mri_flash[nvolumes]->flip_angle;
    if (conform) {
      MRI *mri_tmp ;

      printf("embedding and interpolating volume\n") ;
      mri_tmp = MRIconform(mri_flash[nvolumes]) ;
      /*      MRIfree(&mri_src) ;*/
      mri_flash[nvolumes] = mri_tmp ;
    }
    if (FZERO(mri_flash[nvolumes]->tr) ||
        FZERO(mri_flash[nvolumes]->flip_angle))
      ErrorExit(ERROR_BADPARM, "%s: invalid TR or FA for image %d:%s",
                Progname, nvolumes, in_fname) ;
    nvolumes++ ;
  }
  printf("using %d FLASH volumes to estimate tissue parameters.\n", nvolumes) ;
  mri_T1 = MRIclone(mri_flash[0], NULL) ;
  mri_PD = MRIclone(mri_flash[0], NULL) ;


  {
    double   sse, last_T1, last_PD, total_rms, avg_rms ;
    int      x, y, z, width, height, depth, total_vox, ignored, nvox ;
    struct timeb first_slice ;

    Progname = argv[0] ;
    ErrorInit(NULL, NULL, NULL) ;
    DiagInit(NULL, NULL, NULL) ;

    TimerStart(&first_slice) ;

    last_T1 = last_PD = 1000 ;
    sse = 0.0 ;
    width = mri_T1->width ;
    height = mri_T1->height ;
    depth = mri_T1->depth ;
    total_vox = width*depth*height ;
#if 0
    estimateVoxelParameters(mri_flash, nvolumes, width/2, height/2, depth/2,
                            mri_T1, mri_PD, last_T1, last_PD) ;
#endif
    if (Gdiag_no == 999) {
      x = 130 ;
      y = 124 ;
      z = 74 ; /* CSF */
      computeErrorSurface("error_surf_csf.dat",mri_flash,nvolumes,x,y,z,500,3000,500,3000);
      x = 161 ;
      y = 157 ;
      z = 63 ;  /* wm */
      computeErrorSurface("error_surf_wm.dat",mri_flash,nvolumes,x,y,z,250,3000,250,3000);
      x = 166 ;
      y = 153 ;
      z = 63 ;  /* gm */
      computeErrorSurface("error_surf_gm.dat",mri_flash,nvolumes,x,y,z,250,3000,250,3000);
    }
    avg_rms = 0 ;
    for (ignored = z = 0 ; z < depth ; z++) {
      if (z > 0)
        printf("z = %d, avg rms=%2.1f, T1=%2.0f, PD=%2.0f...\n",
               z, avg_rms, last_T1, last_PD) ;
#if 0
      if (z > 0 && z*width*height - ignored > 0) {
        int processed = z*width*height - ignored, hours ;

        msec = TimerStop(&first_slice) ;
        seconds = nint((float)msec/1000.0f) ;
        minutes = seconds / 60 ;
        seconds = seconds % 60 ;
        hours = minutes / 60 ;
        minutes = minutes % 60 ;
        printf("%02d:%02d:%02d total processing time ... ",
               hours,minutes,seconds);
        msec = (int)((float)(total_vox-ignored)*msec/(float)processed) ;
        seconds = nint((float)msec/1000.0f) ;
        minutes = seconds / 60 ;
        seconds = seconds % 60 ;
        hours = minutes / 60 ;
        minutes = minutes % 60 ;
        printf("estimate %02d:%02d:%02d remaining.\n", hours,minutes, seconds);
      }
#endif
      if (write_iterations > 0 && z > 0 && !(z%write_iterations)) {
        printf("writing T1 esimates to %s...\n", out_T1_fname) ;
        printf("writing PD estimates to %s...\n", out_PD_fname) ;
        MRIwrite(mri_T1, out_T1_fname) ;
        MRIwrite(mri_PD, out_PD_fname) ;
        printf("writing residuals to %s...\n", residual_name) ;
        if (residual_name) {
          MRI *mri_res, *mri_res_total = NULL ;
          for (i = 0 ; i < nvolumes ; i++) {

            mri_res = compute_residuals(mri_flash[i], mri_T1, mri_PD) ;
            sprintf(fname, "%s%d.mgh", residual_name, i) ;
#if 0
            MRIwrite(mri_res, fname) ;
#endif
            if (!mri_res_total) {
              mri_res_total = MRIcopy(mri_res, NULL) ;
            } else {
              MRIsadd(mri_res, mri_res_total, mri_res_total) ;
            }

            MRIfree(&mri_res) ;
          }
          MRIsscalarMul(mri_res_total, mri_res_total, 1.0/(float)nvolumes) ;
          MRIssqrt(mri_res_total, mri_res_total) ;
          sprintf(fname, "%s.mgh", residual_name) ;
          MRIwrite(mri_res_total, fname) ;
        }
      }

      nvox = 0 ;
      total_rms = 0 ;
      for (y = 0 ; y < height ; y++) {
#if 0
        if (y%32 == 0 && nvox > 0)
          printf("z = %d, y = %d, avg rms=%2.1f, T1=%2.0f, PD=%2.0f...\n",
                 z, y, total_rms/(double)nvox, last_T1, last_PD) ;
#endif
        for (x = 0 ; x < width ; x++) {
#if 0
          for (i = 0 ; i < nvolumes ; i++)
            if (MRISvox(mri_flash[i],x,y,z) > thresh)
              break ;
          if (i >= nvolumes)
#else
          if (no_valid_data(mri_flash, nvolumes, x, y, z, thresh))
#endif
          {
            ignored++ ;
            MRISvox(mri_T1, x, y, z) = MRISvox(mri_PD, x, y, z) = 0 ;
            /*            last_T1 = last_PD = 1000 ;*/
            continue ;
          }
#if 0
          sse = findInitialParameters(mri_flash, nvolumes, x, y, z,
                                      last_PD-1000, last_PD+1000,
                                      last_T1-1000, last_T1+1000,
                                      &last_PD, &last_T1, 10) ;
#endif
#if 0
          sse = findInitialParameters(mri_flash, nvolumes, x, y, z,
                                      last_PD-100, last_PD+100,
                                      last_T1-100, last_T1+100,
                                      &last_PD, &last_T1, 10) ;
          if (last_T1 <= MIN_T1 || last_PD <= 0) {
            ignored++ ;
            MRISvox(mri_T1, x, y, z) = MRISvox(mri_PD, x, y, z) = 0 ;
            /*            last_T1 = last_PD = 1000 ;*/
            continue ;
          }
#endif
          sse = estimateVoxelParameters(mri_flash, nvolumes, x, y, z,
                                        mri_T1, mri_PD, nsteps) ;
          nvox++ ;
          last_T1 = MRISvox(mri_T1, x, y, z) ;
          last_PD = MRISvox(mri_PD, x, y, z) ;
          total_rms += sqrt(sse/nvolumes) ;
          if (!finite(total_rms))
            DiagBreak() ;
        }
      }
      avg_rms = total_rms / nvox ;
      if (!finite(avg_rms))
        DiagBreak() ;
    }
  }


  printf("writing T1 esimates to %s...\n", out_T1_fname) ;
  printf("writing PD estimates to %s...\n", out_PD_fname) ;
  MRIwrite(mri_T1, out_T1_fname) ;
  MRIwrite(mri_PD, out_PD_fname) ;
  if (residual_name) {
    MRI *mri_res_total = NULL ;

    for (i = 0 ; i < nvolumes ; i++) {
      MRI *mri_res ;

      mri_res = compute_residuals(mri_flash[i], mri_T1, mri_PD) ;
#if 0
      sprintf(fname, "%s%d.mgh", residual_name, i) ;
      MRIwrite(mri_res, fname) ;
#endif
      if (!mri_res_total) {
        mri_res_total = MRIcopy(mri_res, NULL) ;
      } else {
        MRIsadd(mri_res, mri_res_total, mri_res_total) ;
      }
      MRIfree(&mri_res) ;
    }
    MRIsscalarMul(mri_res_total, mri_res_total, 1.0/(float)nvolumes) ;
    MRIssqrt(mri_res_total, mri_res_total) ;
    sprintf(fname, "%s.mgh", residual_name) ;
    MRIwrite(mri_res_total, fname) ;
  }
  MRIfree(&mri_T1) ;
  MRIfree(&mri_PD) ;
  msec = TimerStop(&start) ;
  seconds = nint((float)msec/1000.0f) ;
  minutes = seconds / 60 ;
  seconds = seconds % 60 ;
  printf("parameter estimation took %d minutes and %d seconds.\n",
         minutes, seconds) ;
  exit(0) ;
  return(0) ;
}
예제 #8
0
int
main(int argc, char *argv[])
{
  char **av, *surf_fname, *template_fname, *out_fname, fname[STRLEN],*cp;
  int ac, nargs,err, msec ;
  MRI_SURFACE  *mris ;
  MRI_SP       *mrisp_template ;

  char cmdline[CMD_LINE_LEN] ;
  struct  timeb start ;

  make_cmd_version_string
  (argc, argv,
   "$Id: mris_register.c,v 1.59 2011/03/02 00:04:33 nicks Exp $",
   "$Name: stable5 $",
   cmdline);

  /* rkt: check for and handle version tag */
  nargs = handle_version_option
          (argc, argv,
           "$Id: mris_register.c,v 1.59 2011/03/02 00:04:33 nicks Exp $",
           "$Name: stable5 $");
  if (nargs && argc - nargs == 1)
  {
    exit (0);
  }
  argc -= nargs;

  TimerStart(&start) ;
  Progname = argv[0] ;
  ErrorInit(NULL, NULL, NULL) ;
  DiagInit(NULL, NULL, NULL) ;

  memset(&parms, 0, sizeof(parms)) ;
  parms.projection = PROJECT_SPHERE ;
  parms.flags |= IP_USE_CURVATURE ;
  parms.tol = 0.5 ;    // was 1e-0*2.5
  parms.min_averages = 0 ;
  parms.l_area = 0.0 ;
  parms.l_parea = 0.1f ;  // used to be 0.2
  parms.l_dist = 5.0 ; // used to be 0.5, and before that 0.1
  parms.l_corr = 1.0f ;
  parms.l_nlarea = 1 ;
  parms.l_pcorr = 0.0f ;
  parms.niterations = 25 ;
  parms.n_averages = 1024 ;   // used to be 256
  parms.write_iterations = 100 ;
  parms.dt_increase = 1.01 /* DT_INCREASE */;
  parms.dt_decrease = 0.99 /* DT_DECREASE*/ ;
  parms.error_ratio = 1.03 /*ERROR_RATIO */;
  parms.dt_increase = 1.0 ;
  parms.dt_decrease = 1.0 ;
  parms.l_external = 10000 ;   /* in case manual label is specified */
  parms.error_ratio = 1.1 /*ERROR_RATIO */;
  parms.integration_type = INTEGRATE_ADAPTIVE ;
  parms.integration_type = INTEGRATE_MOMENTUM /*INTEGRATE_LINE_MINIMIZE*/ ;
  parms.integration_type = INTEGRATE_LINE_MINIMIZE ;
  parms.dt = 0.9 ;
  parms.momentum = 0.95 ;
  parms.desired_rms_height = -1.0 ;
  parms.nbhd_size = -10 ;
  parms.max_nbrs = 10 ;

  ac = argc ;
  av = argv ;
  for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++)
  {
    nargs = get_option(argc, argv) ;
    argc -= nargs ;
    argv += nargs ;
  }

  if (nsigmas > 0)
  {
    MRISsetRegistrationSigmas(sigmas, nsigmas) ;
  }
  parms.which_norm = which_norm ;
  if (argc < 4)
  {
    usage_exit() ;
  }

  printf("%s\n", vcid) ;
  printf("  %s\n",MRISurfSrcVersion());
  fflush(stdout);

  surf_fname = argv[1] ;
  template_fname = argv[2] ;
  out_fname = argv[3] ;

  if (parms.base_name[0] == 0)
  {
    FileNameOnly(out_fname, fname) ;
    cp = strchr(fname, '.') ;
    if (cp)
    {
      strcpy(parms.base_name, cp+1) ;
    }
    else
    {
      strcpy(parms.base_name, "sphere") ;
    }
  }

  fprintf(stderr, "reading surface from %s...\n", surf_fname) ;
  mris = MRISread(surf_fname) ;
  if (!mris)
    ErrorExit(ERROR_NOFILE, "%s: could not read surface file %s",
              Progname, surf_fname) ;

  if (parms.var_smoothness)
  {
    parms.vsmoothness = (float *)calloc(mris->nvertices, sizeof(float)) ;
    if (parms.vsmoothness == NULL)
    {
      ErrorExit(ERROR_NOMEMORY, "%s: could not allocate vsmoothness array",
                Progname) ;
    }
    parms.dist_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
    if (parms.dist_error == NULL)
    {
      ErrorExit(ERROR_NOMEMORY, "%s: could not allocate dist_error array",
                Progname) ;
    }
    parms.area_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
    if (parms.area_error == NULL)
    {
      ErrorExit(ERROR_NOMEMORY, "%s: could not allocate area_error array",
                Progname) ;
    }
    parms.geometry_error = (float *)calloc(mris->nvertices, sizeof(float)) ;
    if (parms.geometry_error == NULL)
    {
      ErrorExit(ERROR_NOMEMORY, "%s: could not allocate geometry_error array",
                Progname) ;
    }
  }

  MRISresetNeighborhoodSize(mris, 1) ;
  if (annot_name)
  {
    if (MRISreadAnnotation(mris, annot_name) != NO_ERROR)
      ErrorExit(ERROR_BADPARM,
                "%s: could not read annot file %s",
                Progname, annot_name) ;
    MRISripMedialWall(mris) ;
  }

  MRISsaveVertexPositions(mris, TMP2_VERTICES) ;
  MRISaddCommandLine(mris, cmdline) ;
  if (!FZERO(dalpha) || !FZERO(dbeta) || !FZERO(dgamma))
    MRISrotate(mris, mris, RADIANS(dalpha), RADIANS(dbeta),
               RADIANS(dgamma)) ;

  if (curvature_fname[0])
  {
    fprintf(stderr, "reading source curvature from %s\n",curvature_fname) ;
    MRISreadCurvatureFile(mris, curvature_fname) ;
  }
  if (single_surf)
  {
    char        fname[STRLEN], *cp, surf_dir[STRLEN], hemi[10]  ;
    MRI_SURFACE *mris_template ;
    int         sno, tnbrs=3 ;

    FileNamePath(template_fname, surf_dir) ;
    cp = strrchr(template_fname, '/') ;
    if (cp == NULL) // no path - start from beginning of file name
    {
      cp = template_fname ;
    }
    cp = strchr(cp, '.') ;
    if (cp == NULL)
      ErrorExit(ERROR_NOFILE,
                "%s: could no scan hemi from %s",
                Progname, template_fname) ;
    strncpy(hemi, cp-2, 2) ;
    hemi[2] = 0 ;
    fprintf(stderr, "reading spherical surface %s...\n", template_fname) ;
    mris_template = MRISread(template_fname) ;
    if (mris_template == NULL)
    {
      ErrorExit(ERROR_NOFILE, "") ;
    }
#if 0
    if (reverse_flag)
    {
      MRISreverse(mris_template, REVERSE_X, 1) ;
    }
#endif
    MRISsaveVertexPositions(mris_template, CANONICAL_VERTICES) ;
    MRIScomputeMetricProperties(mris_template) ;
    MRISstoreMetricProperties(mris_template) ;

    if (noverlays > 0)
    {
      mrisp_template = MRISPalloc(scale, IMAGES_PER_SURFACE*noverlays);
      for (sno = 0; sno < noverlays ; sno++)
      {
        sprintf(fname, "%s/../label/%s.%s", surf_dir, hemi, overlays[sno]) ;
        if (MRISreadValues(mris_template, fname)  != NO_ERROR)
          ErrorExit(ERROR_NOFILE,
                    "%s: could not read overlay from %s",
                    Progname, fname) ;
        MRIScopyValuesToCurvature(mris_template) ;
        MRISaverageCurvatures(mris_template, navgs) ;
        MRISnormalizeCurvature(mris_template, which_norm) ;
        fprintf(stderr,
                "computing parameterization for overlay %s...\n",
                fname);
        MRIStoParameterization(mris_template, mrisp_template, scale, sno*3) ;
        MRISPsetFrameVal(mrisp_template, sno*3+1, 1.0) ;
      }
    }
    else
    {
      mrisp_template = MRISPalloc(scale, PARAM_IMAGES);
      for (sno = 0; sno < SURFACES ; sno++)
      {
        if (curvature_names[sno])  /* read in precomputed curvature file */
        {
          sprintf(fname, "%s/%s.%s", surf_dir, hemi, curvature_names[sno]) ;
          if (MRISreadCurvatureFile(mris_template, fname) != NO_ERROR)
            ErrorExit(Gerror,
                      "%s: could not read curvature file '%s'\n",
                      Progname, fname) ;

          /* the two next lines were not in the original code */
          MRISaverageCurvatures(mris_template, navgs) ;
          MRISnormalizeCurvature(mris_template, which_norm) ;
        }
        else                         /* compute curvature of surface */
        {
          sprintf(fname, "%s/%s.%s", surf_dir, hemi, surface_names[sno]) ;
          if (MRISreadVertexPositions(mris_template, fname) != NO_ERROR)
            ErrorExit(ERROR_NOFILE,
                      "%s: could not read surface file %s",
                      Progname, fname) ;

          if (tnbrs > 1)
          {
            MRISresetNeighborhoodSize(mris_template, tnbrs) ;
          }
          MRIScomputeMetricProperties(mris_template) ;
          MRIScomputeSecondFundamentalForm(mris_template) ;
          MRISuseMeanCurvature(mris_template) ;
          MRISaverageCurvatures(mris_template, navgs) ;
          MRISrestoreVertexPositions(mris_template, CANONICAL_VERTICES) ;
          MRISnormalizeCurvature(mris_template, which_norm) ;
        }
        fprintf(stderr,
                "computing parameterization for surface %s...\n",
                fname);
        MRIStoParameterization(mris_template, mrisp_template, scale, sno*3) ;
        MRISPsetFrameVal(mrisp_template, sno*3+1, 1.0) ;
      }
    }
  }
  else
  {
    fprintf(stderr, "reading template parameterization from %s...\n",
            template_fname) ;
    mrisp_template = MRISPread(template_fname) ;
    if (!mrisp_template)
      ErrorExit(ERROR_NOFILE, "%s: could not open template file %s",
                Progname, template_fname) ;
    if (noverlays > 0)
    {
      if (mrisp_template->Ip->num_frame != IMAGES_PER_SURFACE*noverlays)
        ErrorExit(ERROR_BADPARM,
                  "template frames (%d) doesn't match input (%d x %d) = %d\n",
                  mrisp_template->Ip->num_frame, IMAGES_PER_SURFACE,noverlays,
                  IMAGES_PER_SURFACE*noverlays) ;
    }
  }
  if (use_defaults)
  {
    if (*IMAGEFseq_pix(mrisp_template->Ip, 0, 0, 2) <= 1.0)  /* 1st time */
    {
      parms.l_dist = 5.0 ;
      parms.l_corr = 1.0 ;
      parms.l_parea = 0.2 ;
    }
    else   /* subsequent alignments */
    {
      parms.l_dist = 5.0 ;
      parms.l_corr = 1.0 ;
      parms.l_parea = 0.2 ;
    }
  }

  if (nbrs > 1)
  {
    MRISresetNeighborhoodSize(mris, nbrs) ;
  }
  MRISprojectOntoSphere(mris, mris, DEFAULT_RADIUS) ;
  mris->status = MRIS_PARAMETERIZED_SPHERE ;
  MRIScomputeMetricProperties(mris) ;
  if (!FZERO(parms.l_dist))
  {
    MRISscaleDistances(mris, scale) ;
  }
#if 0
  MRISsaveVertexPositions(mris, ORIGINAL_VERTICES) ;
  MRISzeroNegativeAreas(mris) ;
  MRISstoreMetricProperties(mris) ;
#endif
  MRISstoreMeanCurvature(mris) ;  /* use curvature from file */
  MRISsetOriginalFileName(orig_name) ;
  if (inflated_name)
  {
    MRISsetInflatedFileName(inflated_name) ;
  }
  err = MRISreadOriginalProperties(mris, orig_name) ;
  if (err != 0)
  {
    printf("ERROR %d from MRISreadOriginalProperties().\n",err);
    exit(1);
  }

  if (MRISreadCanonicalCoordinates(mris, canon_name) != NO_ERROR)
    ErrorExit(ERROR_BADFILE, "%s: could not read canon surface %s",
              Progname, canon_name) ;

  if (reverse_flag)
  {
    MRISreverse(mris, REVERSE_X, 1) ;
    MRISsaveVertexPositions(mris, TMP_VERTICES) ;
    MRISrestoreVertexPositions(mris, CANONICAL_VERTICES) ;
    MRISreverse(mris, REVERSE_X, 0) ;
    MRISsaveVertexPositions(mris, CANONICAL_VERTICES) ;
    MRISrestoreVertexPositions(mris, TMP_VERTICES) ;
    MRIScomputeMetricProperties(mris) ;
  }
#if 0
  MRISsaveVertexPositions
  (mris, CANONICAL_VERTICES) ;  // uniform spherical positions
#endif
  if (starting_reg_fname)
    if (MRISreadVertexPositions(mris, starting_reg_fname) != NO_ERROR)
    {
      exit(Gerror) ;
    }

  if (multiframes)
  {
    if (use_initial_registration)
      MRISvectorRegister(mris, mrisp_template, &parms, max_passes,
                         min_degrees, max_degrees, nangles) ;
    parms.l_corr=parms.l_pcorr=0.0f;
#if 0
    parms.l_dist = 0.0 ;
    parms.l_corr = 0.0 ;
    parms.l_parea = 0.0 ;
    parms.l_area = 0.0 ;
    parms.l_parea = 0.0f ;
    parms.l_dist = 0.0 ;
    parms.l_corr = 0.0f ;
    parms.l_nlarea = 0.0f ;
    parms.l_pcorr = 0.0f ;
#endif
    MRISvectorRegister(mris,
                       mrisp_template,
                       &parms,
                       max_passes,
                       min_degrees,
                       max_degrees,
                       nangles) ;
  }
  else
  {
    double l_dist = parms.l_dist ;
    if (multi_scale > 0)
    {
      int i ;

      parms.l_dist = l_dist * pow(5.0, (multi_scale-1.0)) ;
      parms.flags |= IPFLAG_NOSCALE_TOL ;
      parms.flags &= ~IP_USE_CURVATURE ;
      for (i = 0 ; i < multi_scale ; i++)
      {
        printf("*************** round %d, l_dist = %2.3f **************\n", i,
               parms.l_dist) ;
        MRISregister(mris, mrisp_template,
                     &parms, max_passes,
                     min_degrees, max_degrees, nangles) ;
        parms.flags |= IP_NO_RIGID_ALIGN ;
        parms.flags &= ~IP_USE_INFLATED ;
        parms.l_dist /= 5 ;
      }

      if (parms.nbhd_size < 0)
      {
        parms.nbhd_size *= -1 ;
        printf("**** starting 2nd epoch, with long-range distances *****\n");
        parms.l_dist = l_dist * pow(5.0, (multi_scale-2.0)) ;
        for (i = 1 ; i < multi_scale ; i++)
        {
          printf("*********** round %d, l_dist = %2.3f *************\n", i,
                 parms.l_dist) ;
          MRISregister(mris, mrisp_template,
                       &parms, max_passes,
                       min_degrees, max_degrees, nangles) ;
          parms.l_dist /= 5 ;
        }
      }
      printf("****** final curvature registration ***************\n") ;
      if (parms.nbhd_size > 0)
      {
        parms.nbhd_size *= -1 ;  // disable long-range stuff
      }
      parms.l_dist *= 5 ;
      parms.flags |= (IP_USE_CURVATURE | IP_NO_SULC);
      MRISregister(mris, mrisp_template,
                   &parms, max_passes,
                   min_degrees, max_degrees, nangles) ;
    }
    else
      MRISregister(mris, mrisp_template,
                   &parms, max_passes,
                   min_degrees, max_degrees, nangles) ;

  }
  if (remove_negative)
  {
    parms.niterations = 1000 ;
    MRISremoveOverlapWithSmoothing(mris,&parms) ;
  }
  fprintf(stderr, "writing registered surface to %s...\n", out_fname) ;
  MRISwrite(mris, out_fname) ;
  if (jacobian_fname)
  {
    MRIScomputeMetricProperties(mris) ;
    compute_area_ratios(mris) ;  /* will put results in v->curv */
#if 0
    MRISwriteArea(mris, jacobian_fname) ;
#else
    MRISwriteCurvature(mris, jacobian_fname) ;
#endif
  }

  msec = TimerStop(&start) ;
  if (Gdiag & DIAG_SHOW)
    printf("registration took %2.2f hours\n",
           (float)msec/(1000.0f*60.0f*60.0f));
  MRISPfree(&mrisp_template) ;
  MRISfree(&mris) ;
  exit(0) ;
  return(0) ;  /* for ansi */
}
예제 #9
0
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 */
}
예제 #10
0
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 */
}
예제 #11
0
int
main(int argc, char *argv[]) {
  char         *ref_fname, *in_fname, *out_fname, fname[STRLEN], **av ;
  MRI          *mri_ref, *mri_in, *mri_orig, *mri_in_red, *mri_ref_red,
  *mri_in_tmp, *mri_ref_tmp, *mri_ref_orig, *mri_in_orig ;
  int          ac, nargs, i, msec, minutes, seconds ;
  struct timeb start ;
  MATRIX       *m_L ;

  /* rkt: check for and handle version tag */
  nargs = handle_version_option (argc, argv, "$Id: mri_linear_register.c,v 1.13 2011/03/02 00:04:22 nicks Exp $", "$Name: stable5 $");
  if (nargs && argc - nargs == 1)
    exit (0);
  argc -= nargs;

  parms.mri_crop = NULL ;
  parms.l_intensity = 1.0f ;
  parms.niterations = 100 ;
  parms.levels = -1 ;   /* use default */
  parms.dt = 1e-6 ;  /* was 5e-6 */
  parms.tol = INTEGRATION_TOL*5 ;

  parms.dt = 5e-6 ;  /* was 5e-6 */
  parms.tol = 1e-3 ;
  parms.momentum = 0.8 ;
  parms.max_levels = MAX_LEVELS ;
  parms.factor = 1.0 ;
  parms.niterations = 25 ;
  Progname = argv[0] ;


  DiagInit(NULL, NULL, NULL) ;
  ErrorInit(NULL, NULL, NULL) ;

  ac = argc ;
  av = argv ;
  for ( ; argc > 1 && ISOPTION(*argv[1]) ; argc--, argv++) {
    nargs = get_option(argc, argv) ;
    argc -= nargs ;
    argv += nargs ;
  }

  if (argc < 4)
    ErrorExit(ERROR_BADPARM,
              "usage: %s <in brain> <template> <output file name>\n",
              Progname) ;

  in_fname = argv[1] ;
  ref_fname = argv[2] ;
  if (xform_mean_fname) {
    int   sno, nsubjects ;
    FILE  *fp ;

    parms.m_xform_mean = MatrixAsciiRead(xform_mean_fname, NULL) ;
    if (!parms.m_xform_mean)
      ErrorExit(Gerror, "%s: could not read parameter means from %s",
                Progname, xform_mean_fname) ;

    fp = fopen(xform_covariance_fname, "r") ;
    if (!fp)
      ErrorExit(ERROR_NOFILE, "%s: could not read covariances from %s",
                Progname, xform_covariance_fname) ;

    fscanf(fp, "nsubjects=%d", &nsubjects) ;
    printf("reading %d transforms...\n", nsubjects) ;

    parms.m_xforms = (MATRIX **)calloc(nsubjects, sizeof(MATRIX *)) ;
    if (!parms.m_xforms)
      ErrorExit(ERROR_NOMEMORY, "%s: could not allocate array of %d xforms",
                Progname, nsubjects) ;
    for (sno = 0 ; sno < nsubjects ; sno++) {
      parms.m_xforms[sno] = MatrixAsciiReadFrom(fp, NULL) ;
      if (!parms.m_xforms[sno])
        ErrorExit(ERROR_NOMEMORY, "%s: could not allocate %dth xform",
                  Progname, sno) ;

    }
    parms.m_xform_covariance = MatrixAsciiReadFrom(fp, NULL) ;
    if (!parms.m_xform_covariance)
      ErrorExit(Gerror, "%s: could not read parameter covariance from %s",
                Progname, xform_covariance_fname) ;
    fclose(fp) ;
    parms.l_priors = l_priors ;
    parms.nxforms = nsubjects ;
  }
  out_fname = argv[3] ;
  FileNameOnly(out_fname, fname) ;
  FileNameRemoveExtension(fname, fname) ;
  strcpy(parms.base_name, fname) ;
  fprintf(stderr, "logging results to %s.log\n", parms.base_name) ;

  TimerStart(&start) ;
  fprintf(stderr, "reading '%s'...\n", ref_fname) ;
  fflush(stderr) ;
  mri_ref = MRIread(ref_fname) ;
  if (!mri_ref)
    ErrorExit(ERROR_NOFILE, "%s: could not open reference volume %s.\n",
              Progname, ref_fname) ;
  if (mri_ref->type != MRI_UCHAR) {
    MRI *mri_tmp ;

    mri_tmp = MRIchangeType(mri_ref, MRI_UCHAR, 0.0, 0.999, FALSE) ;
    MRIfree(&mri_ref) ;
    mri_ref = mri_tmp ;
  }

  if (var_fname)  /* read in a volume of standard deviations */
  {
    MRI *mri_var, *mri_tmp ;

    fprintf(stderr, "reading '%s'...\n", var_fname) ;
    mri_var = MRIread(var_fname) ;
    if (!mri_var)
      ErrorExit(ERROR_NOFILE, "%s: could not open variance volume %s.\n",
                Progname, var_fname) ;
    mri_tmp = MRIconcatenateFrames(mri_ref, mri_var, NULL) ;
    MRIfree(&mri_var) ;
    MRIfree(&mri_ref) ;
    mri_ref = mri_tmp ;
  }
  fprintf(stderr, "reading '%s'...\n", in_fname) ;
  fflush(stderr) ;
  mri_orig = mri_in = MRIread(in_fname) ;
  if (!mri_in)
    ErrorExit(ERROR_NOFILE, "%s: could not open input volume %s.\n",
              Progname, in_fname) ;
  if (mri_in->type != MRI_UCHAR) {
    MRI *mri_tmp ;

    mri_orig = mri_tmp = MRIchangeType(mri_in, MRI_UCHAR, 0.0, 0.999, FALSE) ;
    MRIfree(&mri_in) ;
    mri_in = mri_tmp ;
  }

  /* make sure they are the same size */
  if (mri_in->width  != mri_ref->width ||
      mri_in->height != mri_ref->height  ||
      mri_in->depth  != mri_ref->depth) {
    int  width, height, depth ;
    MRI  *mri_tmp ;

    width = MAX(mri_in->width, mri_ref->width) ;
    height = MAX(mri_in->height, mri_ref->height) ;
    depth = MAX(mri_in->depth, mri_ref->depth) ;
    mri_tmp = MRIalloc(width, height, depth, MRI_UCHAR) ;
    MRIextractInto(mri_in, mri_tmp, 0, 0, 0,
                   mri_in->width, mri_in->height, mri_in->depth, 0, 0, 0) ;
#if 0
    MRIfree(&mri_in) ;
#else
    parms.mri_in = mri_in ;
#endif
    mri_in = mri_orig = mri_tmp ;

    mri_tmp = MRIallocSequence(width, height,depth,MRI_UCHAR,mri_ref->nframes);
    MRIextractInto(mri_ref, mri_tmp, 0, 0, 0,
                   mri_ref->width, mri_ref->height, mri_ref->depth, 0, 0, 0) ;
#if 0
    MRIfree(&mri_ref) ;
#else
    parms.mri_in = mri_in ;
#endif
    mri_ref = mri_tmp ;
  }


  if (!FZERO(tx) || !FZERO(ty) || !FZERO(tz)) {
    MRI *mri_tmp ;

    fprintf(stderr, "translating second volume by (%2.1f, %2.1f, %2.1f)\n",
            tx, ty, tz) ;
    mri_tmp = MRItranslate(mri_in, NULL, tx, ty, tz) ;
    MRIfree(&mri_in) ;
    mri_in = mri_tmp ;
  }

  if (!FZERO(rzrot)) {
    MRI *mri_tmp ;

    fprintf(stderr,
            "rotating second volume by %2.1f degrees around Z axis\n",
            (float)DEGREES(rzrot)) ;
    mri_tmp = MRIrotateZ_I(mri_in, NULL, rzrot) ;
    MRIfree(&mri_in) ;
    mri_in = mri_tmp ;
  }
  if (!FZERO(rxrot)) {
    MRI *mri_tmp ;

    fprintf(stderr,
            "rotating second volume by %2.1f degrees around X axis\n",
            (float)DEGREES(rxrot)) ;
    mri_tmp = MRIrotateX_I(mri_in, NULL, rxrot) ;
    MRIfree(&mri_in) ;
    mri_in = mri_tmp ;
  }
  if (!FZERO(ryrot)) {
    MRI *mri_tmp ;

    fprintf(stderr,
            "rotating second volume by %2.1f degrees around Y axis\n",
            (float)DEGREES(ryrot)) ;
    mri_tmp = MRIrotateY_I(mri_in, NULL, ryrot) ;
    MRIfree(&mri_in) ;
    mri_in = mri_tmp ;
  }

  if (!transform_loaded)   /* wasn't preloaded */
    parms.lta = LTAalloc(1, mri_in) ;

  if (!FZERO(blur_sigma)) {
    MRI *mri_kernel, *mri_tmp ;

    mri_kernel = MRIgaussian1d(blur_sigma, 100) ;
    mri_tmp = MRIconvolveGaussian(mri_in, NULL, mri_kernel) ;
    mri_in = mri_tmp ;
    MRIfree(&mri_kernel) ;
  }
  MRIscaleMeanIntensities(mri_in, mri_ref, mri_in);

  mri_ref_orig = mri_ref ;
  mri_in_orig = mri_in ;
  if (nreductions > 0) {
    mri_in_red = mri_in_tmp = MRIcopy(mri_in, NULL) ;
    mri_ref_red = mri_ref_tmp = MRIcopy(mri_ref, NULL) ;
    for (i = 0 ; i < nreductions ; i++) {
      mri_in_red = MRIreduceByte(mri_in_tmp, NULL) ;
      mri_ref_red = MRIreduceMeanAndStdByte(mri_ref_tmp,NULL);
      MRIfree(&mri_in_tmp);
      MRIfree(&mri_ref_tmp) ;
      mri_in_tmp = mri_in_red ;
      mri_ref_tmp = mri_ref_red ;
    }
    mri_in = mri_in_red ;
    mri_ref = mri_ref_red ;
  }
  /* for diagnostics */
  if (full_res) {
    parms.mri_ref = mri_ref ;
    parms.mri_in = mri_in ;
  } else {
    parms.mri_ref = mri_ref_orig ;
    parms.mri_in = mri_in_orig ;
  }

  m_L = initialize_transform(mri_in, mri_ref, &parms) ;

  if (use_gradient) {
    MRI  *mri_in_mag, *mri_ref_mag, *mri_grad, *mri_mag ;

    printf("computing gradient magnitude of input image...\n") ;
    mri_mag = MRIalloc(mri_in->width, mri_in->height, mri_in->depth,MRI_FLOAT);
    MRIcopyHeader(mri_in, mri_mag) ;
    mri_grad = MRIsobel(mri_in, NULL, mri_mag) ;
    MRIfree(&mri_grad) ;

    /* convert it to ubytes */
    MRIvalScale(mri_mag, mri_mag, 0.0f, 255.0f) ;
    mri_in_mag = MRIclone(mri_in, NULL) ;
    MRIcopy(mri_mag, mri_in_mag) ;
    MRIfree(&mri_mag) ;

    /* now compute gradient of ref image */
    printf("computing gradient magnitude of reference image...\n") ;
    mri_mag = MRIalloc(mri_ref->width, mri_ref->height, mri_ref->depth,MRI_FLOAT);
    MRIcopyHeader(mri_ref, mri_mag) ;
    mri_grad = MRIsobel(mri_ref, NULL, mri_mag) ;
    MRIfree(&mri_grad) ;

    /* convert it to ubytes */
    MRIvalScale(mri_mag, mri_mag, 0.0f, 255.0f) ;
    mri_ref_mag = MRIclone(mri_ref, NULL) ;
    MRIcopy(mri_mag, mri_ref_mag) ;
    MRIfree(&mri_mag) ;

    register_mri(mri_in_mag, mri_ref_mag, &parms, m_L) ;
    MRIfree(&mri_in_mag) ;
    MRIfree(&mri_ref_mag) ;
  }
  register_mri(mri_in, mri_ref, &parms, m_L) ;
  if (check_crop_flag)  /* not working yet! */
  {
    printf("searching for cropped regions in the input image...\n") ;
    parms.mri_crop = find_cropping(mri_orig, mri_ref, &parms) ;
    MRIwrite(parms.mri_crop, "crop.mgh") ;
    register_mri(mri_in, mri_ref, &parms, m_L) ;
  }

  if (voxel_coords) {
    printf("transforming xform to voxel coordinates...\n") ;
    MRIrasXformToVoxelXform(mri_in_orig, mri_ref_orig,
                            parms.lta->xforms[0].m_L,
                            parms.lta->xforms[0].m_L);
    if (Gdiag & DIAG_WRITE) {
      MRI *mri_tmp ;

      mri_tmp = MRIlinearTransform(mri_in_orig, NULL,parms.lta->xforms[0].m_L);
      MRIwriteImageViews(mri_tmp, "morphed", IMAGE_SIZE) ;
      MRIfree(&mri_tmp) ;
    }
  }
  // save src and target info in lta
  getVolGeom(mri_in_orig, &parms.lta->xforms[0].src);
  getVolGeom(mri_ref_orig, &parms.lta->xforms[0].dst);
  fprintf(stderr, "writing output transformation to %s...\n", out_fname) ;
  if (invert_flag) {
    MATRIX *m_tmp ;

    m_tmp = MatrixInverse(parms.lta->xforms[0].m_L, NULL) ;
    MatrixFree(&parms.lta->xforms[0].m_L) ;
    // change src and dst
    getVolGeom(mri_in_orig, &parms.lta->xforms[0].dst);
    getVolGeom(mri_ref_orig, &parms.lta->xforms[0].src);
    parms.lta->xforms[0].m_L = m_tmp ;
  }
  //
  LTAwriteEx(parms.lta, out_fname) ;
  //
  if (mri_ref)
    MRIfree(&mri_ref) ;
  if (mri_in)
    MRIfree(&mri_in) ;
  msec = TimerStop(&start) ;
  seconds = nint((float)msec/1000.0f) ;
  minutes = seconds / 60 ;
  seconds = seconds % 60 ;
  fprintf(stderr, "registration took %d minutes and %d seconds.\n",
          minutes, seconds) ;
  exit(0) ;
  return(0) ;
}