def load_surface(self, surf_fi_name):
'''
Load a new FreeSurfer ASC surface and make it active.
Args:
surf_fi_name: The path to the surface file
'''
try:
res = FsF.read_surface(surf_fi_name)
self.x_range = res["x_range"]
self.y_range = res["y_range"]
self.z_range = res["z_range"]
self.nodes = res["nodes"]
self.triangles = res["triangles"]
#self.normals = res['normals']
self.no_surface = False
except IOError as e:
#TODO: Rethink error handling
print "Could not open surface file: %s"%str(e)
tkMessageBox.showerror("Could not open surface file",
"%s Try reloading the dataset."%(str(e)))
self.no_surface = True
raise
except (ValueError, struct_error) as e:
if e.message != "COVI only supports FreeSurfer ASCII surfaces at this time.":
print "Error reading surface file: %s"%str(e)
tkMessageBox.showerror("Error reading surface file",
"%s"%(str(e)))
raise
def load_annot(self, annot_fi_name):
'''
Load a FreeSurfer annot file with included color table.
Args:
annot_fi_name: The path to the annot file
'''
try:
data, color_table = FsF.read_annot(annot_fi_name)
self.annot = [color_table[i] for i in data]
test_val = self.annot[0]
# Make sure we have an annot file that doesn't need a cmap
if type(test_val) != list or len(test_val) != 5:
tkMessageBox.showwarning("Could not read annot file",
"The annot file in this dataset can't be read by COVI, "+
"but SUMA should display the name of the cortical area.")
self.annot = False
except (IOError, ValueError, struct_error) as e:
tkMessageBox.showerror("Could not read annot file",
"%s If you want annotation data, "+
"try reloading the dataset."%str(e))
raise
