def _pipeline_default(self):
grid = self.vtk_grid
#grid.set_execute_method(self.create_grid)
grid.modified()
trans = tvtk.Transform()
trans.rotate_x(90.)
cyl = self.vtk_cylinder
cyl.transform = trans
clip1 = tvtk.ClipVolume(input_connection=grid.output_port,
clip_function=self.vtk_cylinder,
inside_out=1)
self.clip2.set(input_connection=clip1.output_port,
clip_function=self.vtk_sphere,
inside_out=1)
topoly = tvtk.GeometryFilter(input_connection=self.clip2.output_port)
norms = tvtk.PolyDataNormals(input_connection=topoly.output_port)
transF = tvtk.TransformFilter(input_connection=norms.output_port,
transform=self.transform)
self.config_pipeline()
grid.modified()
return transF
def _pipeline_default(self):
grid = self.vtk_grid
grid.set_execute_method(self.create_grid)
grid.modified()
trans = tvtk.Transform()
trans.rotate_x(90.)
cyl = self.vtk_cylinder
cyl.transform = trans
clip1 = tvtk.ClipVolume(input=grid.structured_points_output,
clip_function=self.vtk_cylinder,
inside_out=1)
clip2 = tvtk.ClipDataSet(input=clip1.output,
clip_function=self.vtk_quadric,
inside_out=1)
topoly = tvtk.GeometryFilter(input=clip2.output)
norms = tvtk.PolyDataNormals(input=topoly.output)
transF = tvtk.TransformFilter(input=norms.output,
transform=self.transform)
self.config_pipeline()
#clip1.update()
grid.modified()
return transF
def _pipeline_default(self):
grid = self.vtk_grid
#grid.set_execute_method(self.create_grid)
grid.modified()
trans = tvtk.Transform()
trans.rotate_x(90.)
cyl = self.vtk_cylinder
cyl.transform = trans
clip1 = tvtk.ClipVolume(input_connection=grid.output_port,
clip_function=self.vtk_cylinder,
inside_out=1)
self.clip2.set(input_connection=clip1.output_port,
clip_function=self.vtk_sphere1,
inside_out=1)
self.clip3.set(input_connection=self.clip2.output_port,
clip_function=self.vtk_sphere3,
inside_out=1)
clip4 = tvtk.ClipDataSet(input_connection=self.clip3.output_port,
clip_function=self.vtk_sphere2,
inside_out=1)
clip5 = tvtk.ClipDataSet(input_connection=self.clip3.output_port,
clip_function=self.vtk_sphere2,
inside_out=0)
topoly = tvtk.GeometryFilter(input_connection=clip4.output_port)
topoly2 = tvtk.GeometryFilter(input_connection=clip5.output_port)
append = tvtk.AppendPolyData()
append.add_input_connection(topoly.output_port)
append.add_input_connection(topoly2.output_port)
norms = tvtk.PolyDataNormals(input_connection=append.output_port)
transF = tvtk.TransformFilter(input_connection=norms.output_port,
transform=self.transform)
self.on_geometry_changed()
self.config_pipeline()
grid.modified()
return transF
def _pipeline_default(self):
grid = self.vtk_grid
#grid.set_execute_method(self.create_grid)
grid.modified()
quad = self.vtk_quadric
quad.transform = self.ellipse_trans
clip = tvtk.ClipVolume(input_connection=grid.output_port,
clip_function=quad,
inside_out=0)
topoly = tvtk.GeometryFilter(input_connection=clip.output_port)
norm = tvtk.PolyDataNormals(input_connection=topoly.output_port)
transF = tvtk.TransformFilter(input_connection=norm.output_port,
transform=self.transform)
self.config_pipeline()
grid.modified()
return transF
def setup_pipeline(self):
"""Override this method so that it *creates* the tvtk
pipeline.
This method is invoked when the object is initialized via
`__init__`. Note that at the time this method is called, the
tvtk data pipeline will *not* yet be setup. So upstream data
will not be available. The idea is that you simply create the
basic objects and setup those parts of the pipeline not
dependent on upstream sources and filters. You should also
set the `actors` attribute up at this point.
"""
# Create the components and set them up.
self.implicit_plane = ImplicitPlane()
ex = tvtk.ExtractGeometry(extract_only_boundary_cells=1,
extract_boundary_cells=1)
self.extract_geometry = ex
self.geom_filter = tvtk.GeometryFilter()
# Setup the actor suitably for this module.
self.actor = Actor()
self.actor.property.representation = 'w'