def test_parent_child_input(self):
"""Case where parent has GetInput and child SetInput."""
vm = tvtk.VolumeTextureMapper2D()
# In this case if the wrapping is not done right, the input
# trait is made read-only which is a bug. We set the input
# below to test this.
vm.input = tvtk.ImageData()
spw = tvtk.StructuredPointsWriter()
spw.input = None
def test_parent_child_input(self):
"""Case where parent has GetInput and child SetInput."""
vm = tvtk.VolumeTextureMapper2D()
# In this case if the wrapping is not done right, the input
# trait is made read-only which is a bug. We set the input
# below to test this.
configure_input_data(vm, tvtk.ImageData())
spw = tvtk.StructuredPointsWriter()
if vtk_major_version < 6:
spw.input = None
else:
spw.input_connection = None
def _volume_mapper_type_changed(self, value):
mm = self.module_manager
if mm is None:
return
old_vm = self._volume_mapper
if old_vm is not None:
old_vm.on_trait_change(self.render, remove=True)
if value == 'RayCastMapper':
new_vm = tvtk.VolumeRayCastMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = [
'RayCastCompositeFunction', 'RayCastMIPFunction',
'RayCastIsosurfaceFunction'
]
new_vm.volume_ray_cast_function = tvtk.VolumeRayCastCompositeFunction(
)
elif value == 'SmartVolumeMapper':
new_vm = tvtk.SmartVolumeMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'TextureMapper2D':
new_vm = tvtk.VolumeTextureMapper2D()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'TextureMapper3D':
new_vm = tvtk.VolumeTextureMapper3D()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'VolumeProMapper':
new_vm = tvtk.VolumeProMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'FixedPointVolumeRayCastMapper':
new_vm = tvtk.FixedPointVolumeRayCastMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'UnstructuredGridVolumeRayCastMapper':
new_vm = tvtk.UnstructuredGridVolumeRayCastMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
elif value == 'UnstructuredGridVolumeZSweepMapper':
new_vm = tvtk.UnstructuredGridVolumeZSweepMapper()
self._volume_mapper = new_vm
self._ray_cast_functions = ['']
src = mm.source
self.configure_connection(new_vm, src)
self.volume.mapper = new_vm
new_vm.on_trait_change(self.render)
