reduce MRI-face vertex for plot [Fface, Vface] = vb_reduce_face_vertex(facefile, Option) ---- Input file name facefile : MRI face-file (*.face.mat) ---- MRI-info in face-file surf_face.V = vertex point in face surf_face.F = patch index for face Option.Nmri = Reduced number of points in MRI face --- Output Fface = reduced MRI-face surface patch for polot Vface = reduced MRI-face surface points for polot Copyright (C) 2011, ATR All Rights Reserved. License : New BSD License(see VBMEG_LICENSE.txt)
0001 function [Fface, Vface] = vb_reduce_face_vertex(facefile, Option) 0002 % reduce MRI-face vertex for plot 0003 % [Fface, Vface] = vb_reduce_face_vertex(facefile, Option) 0004 % ---- Input file name 0005 % facefile : MRI face-file (*.face.mat) 0006 % 0007 % ---- MRI-info in face-file 0008 % surf_face.V = vertex point in face 0009 % surf_face.F = patch index for face 0010 % 0011 % Option.Nmri = Reduced number of points in MRI face 0012 % --- Output 0013 % Fface = reduced MRI-face surface patch for polot 0014 % Vface = reduced MRI-face surface points for polot 0015 % 0016 % Copyright (C) 2011, ATR All Rights Reserved. 0017 % License : New BSD License(see VBMEG_LICENSE.txt) 0018 0019 if ~exist('Option','var') | ~isfield(Option,'Nmri'), 0020 Nmri = 5000; 0021 else 0022 Nmri = Option.Nmri; 0023 end; 0024 0025 % 0026 % --- Load MRI face data & landmark(fiducials) 0027 % 0028 load(facefile ,'surf_face'); 0029 0030 % Reduce vertex points in reference MRI face 0031 [Fface, Vface] = reducepatch(surf_face.F, surf_face.V, 2 * Nmri);