# -*- coding: iso-8859-1 -*-

#  This software and supporting documentation are distributed by
#      Institut Federatif de Recherche 49
#      CEA/NeuroSpin, Batiment 145,
#      91191 Gif-sur-Yvette cedex
#      France
#
# This software is governed by the CeCILL license version 2 under
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# terms of the CeCILL license version 2 as circulated by CEA, CNRS
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from brainvisa.processes import *
import shfjGlobals

name = 'Apply Transformation'
userLevel = 1

signature = Signature(
  'image'   , ReadDiskItem( '4D Volume', shfjGlobals.aimsVolumeFormats ),
  'transformation', ReadDiskItem('Transformation matrix', 'Transformation matrix'),
  'interpolation', Choice( ('nearest neighbor', 0),
                           ('linear', 1), 
                           ('quadratic', 2), 
                           ('cubic', 3), 
                           ('quartic', 4), 
                           ('quintic', 5), 
                           ('galactic', 6), 
                           ('intergalactic', 7) ),
  'resampled_grid_geometry', ReadDiskItem( '4D Volume', shfjGlobals.aimsVolumeFormats ),
  'resampled', WriteDiskItem( '4D Volume', shfjGlobals.aimsWriteVolumeFormats )
  )


def initialization( self ):
  self.interpolation = 1
  self.setOptional('resampled_grid_geometry')


def execution( self, context ):
  command = [ 
    'AimsResample', 
    '-i', self.image,
    '-m', self.transformation,
    '-t', self.interpolation,
    '-o', self.resampled,
  ]
  if self.resampled_grid_geometry is not None:
    command += [ '-r', self.resampled_grid_geometry ]
  context.system( *command )