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222,600 | vtkiorg/vtki | vtki/container.py | MultiBlock.keys | def keys(self):
"""Get all the block names in the dataset"""
names = []
for i in range(self.n_blocks):
names.append(self.get_block_name(i))
return names | python | def keys(self):
"""Get all the block names in the dataset"""
names = []
for i in range(self.n_blocks):
names.append(self.get_block_name(i))
return names | [
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222,601 | vtkiorg/vtki | vtki/container.py | MultiBlock.next | def next(self):
"""Get the next block from the iterator"""
if self._iter_n < self.n_blocks:
result = self[self._iter_n]
self._iter_n += 1
return result
else:
raise StopIteration | python | def next(self):
"""Get the next block from the iterator"""
if self._iter_n < self.n_blocks:
result = self[self._iter_n]
self._iter_n += 1
return result
else:
raise StopIteration | [
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222,602 | vtkiorg/vtki | vtki/container.py | MultiBlock._repr_html_ | def _repr_html_(self):
"""A pretty representation for Jupyter notebooks"""
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fmt += "<table>"
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fmt += "<tr><td>"
fmt += "\n"
fmt += "<table>\n"
fmt += "<tr><th>{}</th><th>Values</th></tr>\n".forma... | python | def _repr_html_(self):
"""A pretty representation for Jupyter notebooks"""
fmt = ""
fmt += "<table>"
fmt += "<tr><th>Information</th><th>Blocks</th></tr>"
fmt += "<tr><td>"
fmt += "\n"
fmt += "<table>\n"
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222,603 | vtkiorg/vtki | vtki/geometric_objects.py | translate | def translate(surf, center, direction):
"""
Translates and orientates a mesh centered at the origin and
facing in the x direction to a new center and direction
"""
normx = np.array(direction)/np.linalg.norm(direction)
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normz /= np.linalg.norm(normz... | python | def translate(surf, center, direction):
"""
Translates and orientates a mesh centered at the origin and
facing in the x direction to a new center and direction
"""
normx = np.array(direction)/np.linalg.norm(direction)
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222,604 | vtkiorg/vtki | vtki/geometric_objects.py | Cylinder | def Cylinder(center=(0.,0.,0.), direction=(1.,0.,0.), radius=0.5, height=1.0,
resolution=100, **kwargs):
"""
Create the surface of a cylinder.
Parameters
----------
center : list or np.ndarray
Location of the centroid in [x, y, z]
direction : list or np.ndarray
Di... | python | def Cylinder(center=(0.,0.,0.), direction=(1.,0.,0.), radius=0.5, height=1.0,
resolution=100, **kwargs):
"""
Create the surface of a cylinder.
Parameters
----------
center : list or np.ndarray
Location of the centroid in [x, y, z]
direction : list or np.ndarray
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222,605 | vtkiorg/vtki | vtki/geometric_objects.py | Arrow | def Arrow(start=(0.,0.,0.), direction=(1.,0.,0.), tip_length=0.25,
tip_radius=0.1, shaft_radius=0.05, shaft_resolution=20):
"""
Create a vtk Arrow
Parameters
----------
start : np.ndarray
Start location in [x, y, z]
direction : list or np.ndarray
Direction the arrow p... | python | def Arrow(start=(0.,0.,0.), direction=(1.,0.,0.), tip_length=0.25,
tip_radius=0.1, shaft_radius=0.05, shaft_resolution=20):
"""
Create a vtk Arrow
Parameters
----------
start : np.ndarray
Start location in [x, y, z]
direction : list or np.ndarray
Direction the arrow p... | [
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222,606 | vtkiorg/vtki | vtki/geometric_objects.py | Sphere | def Sphere(radius=0.5, center=(0, 0, 0), direction=(0, 0, 1), theta_resolution=30,
phi_resolution=30, start_theta=0, end_theta=360, start_phi=0, end_phi=180):
"""
Create a vtk Sphere
Parameters
----------
radius : float, optional
Sphere radius
center : np.ndarray or list, op... | python | def Sphere(radius=0.5, center=(0, 0, 0), direction=(0, 0, 1), theta_resolution=30,
phi_resolution=30, start_theta=0, end_theta=360, start_phi=0, end_phi=180):
"""
Create a vtk Sphere
Parameters
----------
radius : float, optional
Sphere radius
center : np.ndarray or list, op... | [
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Direction the top of the sphere points to in [x, y, z]
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222,607 | vtkiorg/vtki | vtki/geometric_objects.py | Plane | def Plane(center=(0, 0, 0), direction=(0, 0, 1), i_size=1, j_size=1,
i_resolution=10, j_resolution=10):
"""
Create a plane
Parameters
----------
center : list or np.ndarray
Location of the centroid in [x, y, z]
direction : list or np.ndarray
Direction cylinder points ... | python | def Plane(center=(0, 0, 0), direction=(0, 0, 1), i_size=1, j_size=1,
i_resolution=10, j_resolution=10):
"""
Create a plane
Parameters
----------
center : list or np.ndarray
Location of the centroid in [x, y, z]
direction : list or np.ndarray
Direction cylinder points ... | [
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222,608 | vtkiorg/vtki | vtki/geometric_objects.py | Line | def Line(pointa=(-0.5, 0., 0.), pointb=(0.5, 0., 0.), resolution=1):
"""Create a line
Parameters
----------
pointa : np.ndarray or list
Location in [x, y, z].
pointb : np.ndarray or list
Location in [x, y, z].
resolution : int
number of pieces to divide line into
"... | python | def Line(pointa=(-0.5, 0., 0.), pointb=(0.5, 0., 0.), resolution=1):
"""Create a line
Parameters
----------
pointa : np.ndarray or list
Location in [x, y, z].
pointb : np.ndarray or list
Location in [x, y, z].
resolution : int
number of pieces to divide line into
"... | [
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222,609 | vtkiorg/vtki | vtki/geometric_objects.py | Cube | def Cube(center=(0., 0., 0.), x_length=1.0, y_length=1.0, z_length=1.0, bounds=None):
"""Create a cube by either specifying the center and side lengths or just
the bounds of the cube. If ``bounds`` are given, all other arguments are
ignored.
Parameters
----------
center : np.ndarray or list
... | python | def Cube(center=(0., 0., 0.), x_length=1.0, y_length=1.0, z_length=1.0, bounds=None):
"""Create a cube by either specifying the center and side lengths or just
the bounds of the cube. If ``bounds`` are given, all other arguments are
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Parameters
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center : np.ndarray or list
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222,610 | vtkiorg/vtki | vtki/readers.py | standard_reader_routine | def standard_reader_routine(reader, filename, attrs=None):
"""Use a given reader from the ``READERS`` mapping in the common VTK reading
pipeline routine.
Parameters
----------
reader : vtkReader
Any instantiated VTK reader class
filename : str
The string filename to the data fi... | python | def standard_reader_routine(reader, filename, attrs=None):
"""Use a given reader from the ``READERS`` mapping in the common VTK reading
pipeline routine.
Parameters
----------
reader : vtkReader
Any instantiated VTK reader class
filename : str
The string filename to the data fi... | [
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222,611 | vtkiorg/vtki | vtki/readers.py | read_legacy | def read_legacy(filename):
"""Use VTK's legacy reader to read a file"""
reader = vtk.vtkDataSetReader()
reader.SetFileName(filename)
# Ensure all data is fetched with poorly formated legacy files
reader.ReadAllScalarsOn()
reader.ReadAllColorScalarsOn()
reader.ReadAllNormalsOn()
reader.Re... | python | def read_legacy(filename):
"""Use VTK's legacy reader to read a file"""
reader = vtk.vtkDataSetReader()
reader.SetFileName(filename)
# Ensure all data is fetched with poorly formated legacy files
reader.ReadAllScalarsOn()
reader.ReadAllColorScalarsOn()
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222,612 | vtkiorg/vtki | vtki/readers.py | read | def read(filename, attrs=None):
"""This will read any VTK file! It will figure out what reader to use
then wrap the VTK object for use in ``vtki``.
Parameters
----------
attrs : dict, optional
A dictionary of attributes to call on the reader. Keys of dictionary are
the attribute/met... | python | def read(filename, attrs=None):
"""This will read any VTK file! It will figure out what reader to use
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Parameters
----------
attrs : dict, optional
A dictionary of attributes to call on the reader. Keys of dictionary are
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222,613 | vtkiorg/vtki | vtki/readers.py | read_texture | def read_texture(filename, attrs=None):
"""Loads a ``vtkTexture`` from an image file."""
filename = os.path.abspath(os.path.expanduser(filename))
try:
# intitialize the reader using the extnesion to find it
reader = get_reader(filename)
image = standard_reader_routine(reader, filenam... | python | def read_texture(filename, attrs=None):
"""Loads a ``vtkTexture`` from an image file."""
filename = os.path.abspath(os.path.expanduser(filename))
try:
# intitialize the reader using the extnesion to find it
reader = get_reader(filename)
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222,614 | vtkiorg/vtki | vtki/examples/downloads.py | delete_downloads | def delete_downloads():
"""Delete all downloaded examples to free space or update the files"""
shutil.rmtree(vtki.EXAMPLES_PATH)
os.makedirs(vtki.EXAMPLES_PATH)
return True | python | def delete_downloads():
"""Delete all downloaded examples to free space or update the files"""
shutil.rmtree(vtki.EXAMPLES_PATH)
os.makedirs(vtki.EXAMPLES_PATH)
return True | [
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222,615 | vtkiorg/vtki | vtki/examples/downloads.py | download_blood_vessels | def download_blood_vessels():
"""data representing the bifurcation of blood vessels."""
local_path, _ = _download_file('pvtu_blood_vessels/blood_vessels.zip')
filename = os.path.join(local_path, 'T0000000500.pvtu')
mesh = vtki.read(filename)
mesh.set_active_vectors('velocity')
return mesh | python | def download_blood_vessels():
"""data representing the bifurcation of blood vessels."""
local_path, _ = _download_file('pvtu_blood_vessels/blood_vessels.zip')
filename = os.path.join(local_path, 'T0000000500.pvtu')
mesh = vtki.read(filename)
mesh.set_active_vectors('velocity')
return mesh | [
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222,616 | vtkiorg/vtki | vtki/examples/downloads.py | download_sparse_points | def download_sparse_points():
"""Used with ``download_saddle_surface``"""
saved_file, _ = _download_file('sparsePoints.txt')
points_reader = vtk.vtkDelimitedTextReader()
points_reader.SetFileName(saved_file)
points_reader.DetectNumericColumnsOn()
points_reader.SetFieldDelimiterCharacters('\t')
... | python | def download_sparse_points():
"""Used with ``download_saddle_surface``"""
saved_file, _ = _download_file('sparsePoints.txt')
points_reader = vtk.vtkDelimitedTextReader()
points_reader.SetFileName(saved_file)
points_reader.DetectNumericColumnsOn()
points_reader.SetFieldDelimiterCharacters('\t')
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222,617 | vtkiorg/vtki | vtki/examples/downloads.py | download_kitchen | def download_kitchen(split=False):
"""Download structured grid of kitchen with velocity field. Use the
``split`` argument to extract all of the furniture in the kitchen.
"""
mesh = _download_and_read('kitchen.vtk')
if not split:
return mesh
extents = {
'door' : (27, 27, 14, 18, ... | python | def download_kitchen(split=False):
"""Download structured grid of kitchen with velocity field. Use the
``split`` argument to extract all of the furniture in the kitchen.
"""
mesh = _download_and_read('kitchen.vtk')
if not split:
return mesh
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222,618 | vtkiorg/vtki | vtki/ipy_tools.py | InteractiveTool._get_scalar_names | def _get_scalar_names(self, limit=None):
"""Only give scalar options that have a varying range"""
names = []
if limit == 'point':
inpnames = list(self.input_dataset.point_arrays.keys())
elif limit == 'cell':
inpnames = list(self.input_dataset.cell_arrays.keys())
... | python | def _get_scalar_names(self, limit=None):
"""Only give scalar options that have a varying range"""
names = []
if limit == 'point':
inpnames = list(self.input_dataset.point_arrays.keys())
elif limit == 'cell':
inpnames = list(self.input_dataset.cell_arrays.keys())
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222,619 | vtkiorg/vtki | vtki/ipy_tools.py | InteractiveTool._initialize | def _initialize(self, show_bounds, reset_camera, outline):
"""Outlines the input dataset and sets up the scene"""
self.plotter.subplot(*self.loc)
if outline is None:
self.plotter.add_mesh(self.input_dataset.outline_corners(),
reset_camera=False, color=vtki.rcParam... | python | def _initialize(self, show_bounds, reset_camera, outline):
"""Outlines the input dataset and sets up the scene"""
self.plotter.subplot(*self.loc)
if outline is None:
self.plotter.add_mesh(self.input_dataset.outline_corners(),
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222,620 | vtkiorg/vtki | vtki/ipy_tools.py | InteractiveTool._update_plotting_params | def _update_plotting_params(self, **kwargs):
"""Some plotting parameters can be changed through the tool; this
updataes those plotting parameters.
"""
scalars = kwargs.get('scalars', None)
if scalars is not None:
old = self.display_params['scalars']
self.d... | python | def _update_plotting_params(self, **kwargs):
"""Some plotting parameters can be changed through the tool; this
updataes those plotting parameters.
"""
scalars = kwargs.get('scalars', None)
if scalars is not None:
old = self.display_params['scalars']
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222,621 | vtkiorg/vtki | vtki/renderer.py | _remove_mapper_from_plotter | def _remove_mapper_from_plotter(plotter, actor, reset_camera):
"""removes this actor's mapper from the given plotter's _scalar_bar_mappers"""
try:
mapper = actor.GetMapper()
except AttributeError:
return
for name in list(plotter._scalar_bar_mappers.keys()):
try:
plott... | python | def _remove_mapper_from_plotter(plotter, actor, reset_camera):
"""removes this actor's mapper from the given plotter's _scalar_bar_mappers"""
try:
mapper = actor.GetMapper()
except AttributeError:
return
for name in list(plotter._scalar_bar_mappers.keys()):
try:
plott... | [
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222,622 | vtkiorg/vtki | vtki/renderer.py | Renderer.add_axes_at_origin | def add_axes_at_origin(self):
"""
Add axes actor at origin
Returns
--------
marker_actor : vtk.vtkAxesActor
vtkAxesActor actor
"""
self.marker_actor = vtk.vtkAxesActor()
# renderer = self.renderers[self.loc_to_index(loc)]
self.AddActor... | python | def add_axes_at_origin(self):
"""
Add axes actor at origin
Returns
--------
marker_actor : vtk.vtkAxesActor
vtkAxesActor actor
"""
self.marker_actor = vtk.vtkAxesActor()
# renderer = self.renderers[self.loc_to_index(loc)]
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222,623 | vtkiorg/vtki | vtki/renderer.py | Renderer.remove_bounding_box | def remove_bounding_box(self):
""" Removes bounding box """
if hasattr(self, '_box_object'):
actor = self.bounding_box_actor
self.bounding_box_actor = None
del self._box_object
self.remove_actor(actor, reset_camera=False) | python | def remove_bounding_box(self):
""" Removes bounding box """
if hasattr(self, '_box_object'):
actor = self.bounding_box_actor
self.bounding_box_actor = None
del self._box_object
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222,624 | vtkiorg/vtki | vtki/renderer.py | Renderer.camera_position | def camera_position(self):
""" Returns camera position of active render window """
return [self.camera.GetPosition(),
self.camera.GetFocalPoint(),
self.camera.GetViewUp()] | python | def camera_position(self):
""" Returns camera position of active render window """
return [self.camera.GetPosition(),
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self.camera.GetViewUp()] | [
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222,625 | vtkiorg/vtki | vtki/renderer.py | Renderer.camera_position | def camera_position(self, camera_location):
""" Set camera position of all active render windows """
if camera_location is None:
return
if isinstance(camera_location, str):
camera_location = camera_location.lower()
if camera_location == 'xy':
... | python | def camera_position(self, camera_location):
""" Set camera position of all active render windows """
if camera_location is None:
return
if isinstance(camera_location, str):
camera_location = camera_location.lower()
if camera_location == 'xy':
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222,626 | vtkiorg/vtki | vtki/renderer.py | Renderer.remove_actor | def remove_actor(self, actor, reset_camera=False):
"""
Removes an actor from the Renderer.
Parameters
----------
actor : vtk.vtkActor
Actor that has previously added to the Renderer.
reset_camera : bool, optional
Resets camera so all actors can b... | python | def remove_actor(self, actor, reset_camera=False):
"""
Removes an actor from the Renderer.
Parameters
----------
actor : vtk.vtkActor
Actor that has previously added to the Renderer.
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222,627 | vtkiorg/vtki | vtki/renderer.py | Renderer.set_scale | def set_scale(self, xscale=None, yscale=None, zscale=None, reset_camera=True):
"""
Scale all the datasets in the scene.
Scaling in performed independently on the X, Y and Z axis.
A scale of zero is illegal and will be replaced with one.
"""
if xscale is None:
... | python | def set_scale(self, xscale=None, yscale=None, zscale=None, reset_camera=True):
"""
Scale all the datasets in the scene.
Scaling in performed independently on the X, Y and Z axis.
A scale of zero is illegal and will be replaced with one.
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222,628 | vtkiorg/vtki | vtki/renderer.py | Renderer.bounds | def bounds(self):
""" Bounds of all actors present in the rendering window """
the_bounds = [np.inf, -np.inf, np.inf, -np.inf, np.inf, -np.inf]
def _update_bounds(bounds):
def update_axis(ax):
if bounds[ax*2] < the_bounds[ax*2]:
the_bounds[ax*2] =... | python | def bounds(self):
""" Bounds of all actors present in the rendering window """
the_bounds = [np.inf, -np.inf, np.inf, -np.inf, np.inf, -np.inf]
def _update_bounds(bounds):
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222,629 | vtkiorg/vtki | vtki/renderer.py | Renderer.center | def center(self):
"""Center of the bounding box around all data present in the scene"""
bounds = self.bounds
x = (bounds[1] + bounds[0])/2
y = (bounds[3] + bounds[2])/2
z = (bounds[5] + bounds[4])/2
return [x, y, z] | python | def center(self):
"""Center of the bounding box around all data present in the scene"""
bounds = self.bounds
x = (bounds[1] + bounds[0])/2
y = (bounds[3] + bounds[2])/2
z = (bounds[5] + bounds[4])/2
return [x, y, z] | [
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222,630 | vtkiorg/vtki | vtki/renderer.py | Renderer.get_default_cam_pos | def get_default_cam_pos(self):
"""
Returns the default focal points and viewup. Uses ResetCamera to
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"""
focal_pt = self.center
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"""
Returns the default focal points and viewup. Uses ResetCamera to
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"""
focal_pt = self.center
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222,631 | vtkiorg/vtki | vtki/renderer.py | Renderer.update_bounds_axes | def update_bounds_axes(self):
"""Update the bounds axes of the render window """
if (hasattr(self, '_box_object') and self._box_object is not None
and self.bounding_box_actor is not None):
if not np.allclose(self._box_object.bounds, self.bounds):
color = self.... | python | def update_bounds_axes(self):
"""Update the bounds axes of the render window """
if (hasattr(self, '_box_object') and self._box_object is not None
and self.bounding_box_actor is not None):
if not np.allclose(self._box_object.bounds, self.bounds):
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222,632 | vtkiorg/vtki | vtki/renderer.py | Renderer.view_isometric | def view_isometric(self):
"""
Resets the camera to a default isometric view showing all the
actors in the scene.
"""
self.camera_position = self.get_default_cam_pos()
self.camera_set = False
return self.reset_camera() | python | def view_isometric(self):
"""
Resets the camera to a default isometric view showing all the
actors in the scene.
"""
self.camera_position = self.get_default_cam_pos()
self.camera_set = False
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222,633 | vtkiorg/vtki | vtki/renderer.py | Renderer.view_vector | def view_vector(self, vector, viewup=None):
"""Point the camera in the direction of the given vector"""
focal_pt = self.center
if viewup is None:
viewup = rcParams['camera']['viewup']
cpos = [vector + np.array(focal_pt),
focal_pt, viewup]
self.camera_p... | python | def view_vector(self, vector, viewup=None):
"""Point the camera in the direction of the given vector"""
focal_pt = self.center
if viewup is None:
viewup = rcParams['camera']['viewup']
cpos = [vector + np.array(focal_pt),
focal_pt, viewup]
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222,634 | vtkiorg/vtki | vtki/renderer.py | Renderer.view_xy | def view_xy(self, negative=False):
"""View the XY plane"""
vec = np.array([0,0,1])
viewup = np.array([0,1,0])
if negative:
vec = np.array([0,0,-1])
return self.view_vector(vec, viewup) | python | def view_xy(self, negative=False):
"""View the XY plane"""
vec = np.array([0,0,1])
viewup = np.array([0,1,0])
if negative:
vec = np.array([0,0,-1])
return self.view_vector(vec, viewup) | [
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222,635 | vtkiorg/vtki | vtki/utilities.py | cell_scalar | def cell_scalar(mesh, name):
""" Returns cell scalars of a vtk object """
vtkarr = mesh.GetCellData().GetArray(name)
if vtkarr:
if isinstance(vtkarr, vtk.vtkBitArray):
vtkarr = vtk_bit_array_to_char(vtkarr)
return vtk_to_numpy(vtkarr) | python | def cell_scalar(mesh, name):
""" Returns cell scalars of a vtk object """
vtkarr = mesh.GetCellData().GetArray(name)
if vtkarr:
if isinstance(vtkarr, vtk.vtkBitArray):
vtkarr = vtk_bit_array_to_char(vtkarr)
return vtk_to_numpy(vtkarr) | [
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222,636 | vtkiorg/vtki | vtki/utilities.py | vtk_points | def vtk_points(points, deep=True):
""" Convert numpy points to a vtkPoints object """
if not points.flags['C_CONTIGUOUS']:
points = np.ascontiguousarray(points)
vtkpts = vtk.vtkPoints()
vtkpts.SetData(numpy_to_vtk(points, deep=deep))
return vtkpts | python | def vtk_points(points, deep=True):
""" Convert numpy points to a vtkPoints object """
if not points.flags['C_CONTIGUOUS']:
points = np.ascontiguousarray(points)
vtkpts = vtk.vtkPoints()
vtkpts.SetData(numpy_to_vtk(points, deep=deep))
return vtkpts | [
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222,637 | vtkiorg/vtki | vtki/utilities.py | lines_from_points | def lines_from_points(points):
"""
Generates line from points. Assumes points are ordered as line segments.
Parameters
----------
points : np.ndarray
Points representing line segments. For example, two line segments
would be represented as:
np.array([[0, 0, 0], [1, 0, 0],... | python | def lines_from_points(points):
"""
Generates line from points. Assumes points are ordered as line segments.
Parameters
----------
points : np.ndarray
Points representing line segments. For example, two line segments
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np.array([[0, 0, 0], [1, 0, 0],... | [
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222,638 | vtkiorg/vtki | vtki/utilities.py | vector_poly_data | def vector_poly_data(orig, vec):
""" Creates a vtkPolyData object composed of vectors """
# shape, dimention checking
if not isinstance(orig, np.ndarray):
orig = np.asarray(orig)
if not isinstance(vec, np.ndarray):
vec = np.asarray(vec)
if orig.ndim != 2:
orig = orig.resha... | python | def vector_poly_data(orig, vec):
""" Creates a vtkPolyData object composed of vectors """
# shape, dimention checking
if not isinstance(orig, np.ndarray):
orig = np.asarray(orig)
if not isinstance(vec, np.ndarray):
vec = np.asarray(vec)
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222,639 | vtkiorg/vtki | vtki/utilities.py | trans_from_matrix | def trans_from_matrix(matrix):
""" Convert a vtk matrix to a numpy.ndarray """
t = np.zeros((4, 4))
for i in range(4):
for j in range(4):
t[i, j] = matrix.GetElement(i, j)
return t | python | def trans_from_matrix(matrix):
""" Convert a vtk matrix to a numpy.ndarray """
t = np.zeros((4, 4))
for i in range(4):
for j in range(4):
t[i, j] = matrix.GetElement(i, j)
return t | [
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222,640 | vtkiorg/vtki | vtki/utilities.py | wrap | def wrap(vtkdataset):
"""This is a convenience method to safely wrap any given VTK data object
to its appropriate ``vtki`` data object.
"""
wrappers = {
'vtkUnstructuredGrid' : vtki.UnstructuredGrid,
'vtkRectilinearGrid' : vtki.RectilinearGrid,
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"""This is a convenience method to safely wrap any given VTK data object
to its appropriate ``vtki`` data object.
"""
wrappers = {
'vtkUnstructuredGrid' : vtki.UnstructuredGrid,
'vtkRectilinearGrid' : vtki.RectilinearGrid,
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222,641 | vtkiorg/vtki | vtki/utilities.py | image_to_texture | def image_to_texture(image):
"""Converts ``vtkImageData`` to a ``vtkTexture``"""
vtex = vtk.vtkTexture()
vtex.SetInputDataObject(image)
vtex.Update()
return vtex | python | def image_to_texture(image):
"""Converts ``vtkImageData`` to a ``vtkTexture``"""
vtex = vtk.vtkTexture()
vtex.SetInputDataObject(image)
vtex.Update()
return vtex | [
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222,642 | vtkiorg/vtki | vtki/utilities.py | numpy_to_texture | def numpy_to_texture(image):
"""Convert a NumPy image array to a vtk.vtkTexture"""
if not isinstance(image, np.ndarray):
raise TypeError('Unknown input type ({})'.format(type(image)))
if image.ndim != 3 or image.shape[2] != 3:
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"""Convert a NumPy image array to a vtk.vtkTexture"""
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222,643 | vtkiorg/vtki | vtki/utilities.py | is_inside_bounds | def is_inside_bounds(point, bounds):
""" Checks if a point is inside a set of bounds. This is implemented
through recursion so that this is N-dimensional.
"""
if isinstance(point, (int, float)):
point = [point]
if isinstance(point, collections.Iterable) and not isinstance(point, collections.... | python | def is_inside_bounds(point, bounds):
""" Checks if a point is inside a set of bounds. This is implemented
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if isinstance(point, (int, float)):
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222,644 | vtkiorg/vtki | vtki/utilities.py | fit_plane_to_points | def fit_plane_to_points(points, return_meta=False):
"""
Fits a plane to a set of points
Parameters
----------
points : np.ndarray
Size n by 3 array of points to fit a plane through
return_meta : bool
If true, also returns the center and normal used to generate the plane
"""... | python | def fit_plane_to_points(points, return_meta=False):
"""
Fits a plane to a set of points
Parameters
----------
points : np.ndarray
Size n by 3 array of points to fit a plane through
return_meta : bool
If true, also returns the center and normal used to generate the plane
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222,645 | vtkiorg/vtki | vtki/plotting.py | set_plot_theme | def set_plot_theme(theme):
"""Set the plotting parameters to a predefined theme"""
if theme.lower() in ['paraview', 'pv']:
rcParams['background'] = PV_BACKGROUND
rcParams['cmap'] = 'coolwarm'
rcParams['font']['family'] = 'arial'
rcParams['font']['label_size'] = 16
rcParam... | python | def set_plot_theme(theme):
"""Set the plotting parameters to a predefined theme"""
if theme.lower() in ['paraview', 'pv']:
rcParams['background'] = PV_BACKGROUND
rcParams['cmap'] = 'coolwarm'
rcParams['font']['family'] = 'arial'
rcParams['font']['label_size'] = 16
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222,646 | vtkiorg/vtki | vtki/plotting.py | plot | def plot(var_item, off_screen=None, full_screen=False, screenshot=None,
interactive=True, cpos=None, window_size=None,
show_bounds=False, show_axes=True, notebook=None, background=None,
text='', return_img=False, eye_dome_lighting=False, use_panel=None,
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"""
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interactive=True, cpos=None, window_size=None,
show_bounds=False, show_axes=True, notebook=None, background=None,
text='', return_img=False, eye_dome_lighting=False, use_panel=None,
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Plots off screen when True. Helpful for saving screenshots
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222,647 | vtkiorg/vtki | vtki/plotting.py | system_supports_plotting | def system_supports_plotting():
"""
Check if x server is running
Returns
-------
system_supports_plotting : bool
True when on Linux and running an xserver. Returns None when
on a non-linux platform.
"""
try:
if os.environ['ALLOW_PLOTTING'].lower() == 'true':
... | python | def system_supports_plotting():
"""
Check if x server is running
Returns
-------
system_supports_plotting : bool
True when on Linux and running an xserver. Returns None when
on a non-linux platform.
"""
try:
if os.environ['ALLOW_PLOTTING'].lower() == 'true':
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222,648 | vtkiorg/vtki | vtki/plotting.py | single_triangle | def single_triangle():
""" A single PolyData triangle """
points = np.zeros((3, 3))
points[1] = [1, 0, 0]
points[2] = [0.5, 0.707, 0]
cells = np.array([[3, 0, 1, 2]], ctypes.c_long)
return vtki.PolyData(points, cells) | python | def single_triangle():
""" A single PolyData triangle """
points = np.zeros((3, 3))
points[1] = [1, 0, 0]
points[2] = [0.5, 0.707, 0]
cells = np.array([[3, 0, 1, 2]], ctypes.c_long)
return vtki.PolyData(points, cells) | [
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222,649 | vtkiorg/vtki | vtki/plotting.py | parse_color | def parse_color(color):
""" Parses color into a vtk friendly rgb list """
if color is None:
color = rcParams['color']
if isinstance(color, str):
return vtki.string_to_rgb(color)
elif len(color) == 3:
return color
else:
raise Exception("""
Invalid color input
M... | python | def parse_color(color):
""" Parses color into a vtk friendly rgb list """
if color is None:
color = rcParams['color']
if isinstance(color, str):
return vtki.string_to_rgb(color)
elif len(color) == 3:
return color
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raise Exception("""
Invalid color input
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222,650 | vtkiorg/vtki | vtki/plotting.py | plot_compare_four | def plot_compare_four(data_a, data_b, data_c, data_d, disply_kwargs=None,
plotter_kwargs=None, show_kwargs=None, screenshot=None,
camera_position=None, outline=None, outline_color='k',
labels=('A', 'B', 'C', 'D')):
"""Plot a 2 by 2 comparison of data... | python | def plot_compare_four(data_a, data_b, data_c, data_d, disply_kwargs=None,
plotter_kwargs=None, show_kwargs=None, screenshot=None,
camera_position=None, outline=None, outline_color='k',
labels=('A', 'B', 'C', 'D')):
"""Plot a 2 by 2 comparison of data... | [
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222,651 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.set_focus | def set_focus(self, point):
""" sets focus to a point """
if isinstance(point, np.ndarray):
if point.ndim != 1:
point = point.ravel()
self.camera.SetFocalPoint(point)
self._render() | python | def set_focus(self, point):
""" sets focus to a point """
if isinstance(point, np.ndarray):
if point.ndim != 1:
point = point.ravel()
self.camera.SetFocalPoint(point)
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222,652 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.set_position | def set_position(self, point, reset=False):
""" sets camera position to a point """
if isinstance(point, np.ndarray):
if point.ndim != 1:
point = point.ravel()
self.camera.SetPosition(point)
if reset:
self.reset_camera()
self.camera_set = T... | python | def set_position(self, point, reset=False):
""" sets camera position to a point """
if isinstance(point, np.ndarray):
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point = point.ravel()
self.camera.SetPosition(point)
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222,653 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.set_viewup | def set_viewup(self, vector):
""" sets camera viewup vector """
if isinstance(vector, np.ndarray):
if vector.ndim != 1:
vector = vector.ravel()
self.camera.SetViewUp(vector)
self._render() | python | def set_viewup(self, vector):
""" sets camera viewup vector """
if isinstance(vector, np.ndarray):
if vector.ndim != 1:
vector = vector.ravel()
self.camera.SetViewUp(vector)
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222,654 | vtkiorg/vtki | vtki/plotting.py | BasePlotter._render | def _render(self):
""" redraws render window if the render window exists """
if hasattr(self, 'ren_win'):
if hasattr(self, 'render_trigger'):
self.render_trigger.emit()
elif not self._first_time:
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""" redraws render window if the render window exists """
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222,655 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_axes | def add_axes(self, interactive=None, color=None):
""" Add an interactive axes widget """
if interactive is None:
interactive = rcParams['interactive']
if hasattr(self, 'axes_widget'):
self.axes_widget.SetInteractive(interactive)
self._update_axes_color(color)
... | python | def add_axes(self, interactive=None, color=None):
""" Add an interactive axes widget """
if interactive is None:
interactive = rcParams['interactive']
if hasattr(self, 'axes_widget'):
self.axes_widget.SetInteractive(interactive)
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222,656 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.key_press_event | def key_press_event(self, obj, event):
""" Listens for key press event """
key = self.iren.GetKeySym()
log.debug('Key %s pressed' % key)
if key == 'q':
self.q_pressed = True
# Grab screenshot right before renderer closes
self.last_image = self.screensh... | python | def key_press_event(self, obj, event):
""" Listens for key press event """
key = self.iren.GetKeySym()
log.debug('Key %s pressed' % key)
if key == 'q':
self.q_pressed = True
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222,657 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.left_button_down | def left_button_down(self, obj, event_type):
"""Register the event for a left button down click"""
# Get 2D click location on window
click_pos = self.iren.GetEventPosition()
# Get corresponding click location in the 3D plot
picker = vtk.vtkWorldPointPicker()
picker.Pick(... | python | def left_button_down(self, obj, event_type):
"""Register the event for a left button down click"""
# Get 2D click location on window
click_pos = self.iren.GetEventPosition()
# Get corresponding click location in the 3D plot
picker = vtk.vtkWorldPointPicker()
picker.Pick(... | [
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222,658 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.isometric_view_interactive | def isometric_view_interactive(self):
""" sets the current interactive render window to isometric view """
interactor = self.iren.GetInteractorStyle()
renderer = interactor.GetCurrentRenderer()
renderer.view_isometric() | python | def isometric_view_interactive(self):
""" sets the current interactive render window to isometric view """
interactor = self.iren.GetInteractorStyle()
renderer = interactor.GetCurrentRenderer()
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222,659 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.update | def update(self, stime=1, force_redraw=True):
"""
Update window, redraw, process messages query
Parameters
----------
stime : int, optional
Duration of timer that interrupt vtkRenderWindowInteractor in
milliseconds.
force_redraw : bool, optional
... | python | def update(self, stime=1, force_redraw=True):
"""
Update window, redraw, process messages query
Parameters
----------
stime : int, optional
Duration of timer that interrupt vtkRenderWindowInteractor in
milliseconds.
force_redraw : bool, optional
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222,660 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.update_scalar_bar_range | def update_scalar_bar_range(self, clim, name=None):
"""Update the value range of the active or named scalar bar.
Parameters
----------
2 item list
The new range of scalar bar. Example: ``[-1, 2]``.
name : str, optional
The title of the scalar bar to upda... | python | def update_scalar_bar_range(self, clim, name=None):
"""Update the value range of the active or named scalar bar.
Parameters
----------
2 item list
The new range of scalar bar. Example: ``[-1, 2]``.
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222,661 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.clear | def clear(self):
""" Clears plot by removing all actors and properties """
for renderer in self.renderers:
renderer.RemoveAllViewProps()
self._scalar_bar_slots = set(range(MAX_N_COLOR_BARS))
self._scalar_bar_slot_lookup = {}
self._scalar_bar_ranges = {}
self._... | python | def clear(self):
""" Clears plot by removing all actors and properties """
for renderer in self.renderers:
renderer.RemoveAllViewProps()
self._scalar_bar_slots = set(range(MAX_N_COLOR_BARS))
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222,662 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.remove_actor | def remove_actor(self, actor, reset_camera=False):
"""
Removes an actor from the Plotter.
Parameters
----------
actor : vtk.vtkActor
Actor that has previously added to the Renderer.
reset_camera : bool, optional
Resets camera so all actors can be... | python | def remove_actor(self, actor, reset_camera=False):
"""
Removes an actor from the Plotter.
Parameters
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actor : vtk.vtkActor
Actor that has previously added to the Renderer.
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222,663 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.loc_to_index | def loc_to_index(self, loc):
"""
Return index of the render window given a location index.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
``loc=2`` or ``loc=(1, 1)``.
Returns
-----... | python | def loc_to_index(self, loc):
"""
Return index of the render window given a location index.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
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Returns
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222,664 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.index_to_loc | def index_to_loc(self, index):
"""Convert a 1D index location to the 2D location on the plotting grid
"""
sz = int(self.shape[0] * self.shape[1])
idxs = np.array([i for i in range(sz)], dtype=int).reshape(self.shape)
args = np.argwhere(idxs == index)
if len(args) < 1:
... | python | def index_to_loc(self, index):
"""Convert a 1D index location to the 2D location on the plotting grid
"""
sz = int(self.shape[0] * self.shape[1])
idxs = np.array([i for i in range(sz)], dtype=int).reshape(self.shape)
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222,665 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_axes_at_origin | def add_axes_at_origin(self, loc=None):
"""
Add axes actor at the origin of a render window.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
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... | python | def add_axes_at_origin(self, loc=None):
"""
Add axes actor at the origin of a render window.
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loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
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222,666 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.remove_bounding_box | def remove_bounding_box(self, loc=None):
"""
Removes bounding box from the active renderer.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
``loc=2`` or ``loc=(1, 1)``. If None, selects the last
... | python | def remove_bounding_box(self, loc=None):
"""
Removes bounding box from the active renderer.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
``loc=2`` or ``loc=(1, 1)``. If None, selects the last
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222,667 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.remove_bounds_axes | def remove_bounds_axes(self, loc=None):
"""
Removes bounds axes from the active renderer.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
``loc=2`` or ``loc=(1, 1)``. If None, selects the last
... | python | def remove_bounds_axes(self, loc=None):
"""
Removes bounds axes from the active renderer.
Parameters
----------
loc : int, tuple, or list
Index of the renderer to add the actor to. For example,
``loc=2`` or ``loc=(1, 1)``. If None, selects the last
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222,668 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.subplot | def subplot(self, index_x, index_y):
"""
Sets the active subplot.
Parameters
----------
index_x : int
Index of the subplot to activate in the x direction.
index_y : int
Index of the subplot to activate in the y direction.
"""
sel... | python | def subplot(self, index_x, index_y):
"""
Sets the active subplot.
Parameters
----------
index_x : int
Index of the subplot to activate in the x direction.
index_y : int
Index of the subplot to activate in the y direction.
"""
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index_y : int
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222,669 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.show_grid | def show_grid(self, **kwargs):
"""
A wrapped implementation of ``show_bounds`` to change default
behaviour to use gridlines and showing the axes labels on the outer
edges. This is intended to be silimar to ``matplotlib``'s ``grid``
function.
"""
kwargs.setdefault(... | python | def show_grid(self, **kwargs):
"""
A wrapped implementation of ``show_bounds`` to change default
behaviour to use gridlines and showing the axes labels on the outer
edges. This is intended to be silimar to ``matplotlib``'s ``grid``
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"""
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222,670 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.set_scale | def set_scale(self, xscale=None, yscale=None, zscale=None, reset_camera=True):
"""
Scale all the datasets in the scene of the active renderer.
Scaling in performed independently on the X, Y and Z axis.
A scale of zero is illegal and will be replaced with one.
Parameters
... | python | def set_scale(self, xscale=None, yscale=None, zscale=None, reset_camera=True):
"""
Scale all the datasets in the scene of the active renderer.
Scaling in performed independently on the X, Y and Z axis.
A scale of zero is illegal and will be replaced with one.
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222,671 | vtkiorg/vtki | vtki/plotting.py | BasePlotter._update_axes_color | def _update_axes_color(self, color):
"""Internal helper to set the axes label color"""
prop_x = self.axes_actor.GetXAxisCaptionActor2D().GetCaptionTextProperty()
prop_y = self.axes_actor.GetYAxisCaptionActor2D().GetCaptionTextProperty()
prop_z = self.axes_actor.GetZAxisCaptionActor2D().G... | python | def _update_axes_color(self, color):
"""Internal helper to set the axes label color"""
prop_x = self.axes_actor.GetXAxisCaptionActor2D().GetCaptionTextProperty()
prop_y = self.axes_actor.GetYAxisCaptionActor2D().GetCaptionTextProperty()
prop_z = self.axes_actor.GetZAxisCaptionActor2D().G... | [
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222,672 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.update_scalars | def update_scalars(self, scalars, mesh=None, render=True):
"""
Updates scalars of the an object in the plotter.
Parameters
----------
scalars : np.ndarray
Scalars to replace existing scalars.
mesh : vtk.PolyData or vtk.UnstructuredGrid, optional
... | python | def update_scalars(self, scalars, mesh=None, render=True):
"""
Updates scalars of the an object in the plotter.
Parameters
----------
scalars : np.ndarray
Scalars to replace existing scalars.
mesh : vtk.PolyData or vtk.UnstructuredGrid, optional
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222,673 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.update_coordinates | def update_coordinates(self, points, mesh=None, render=True):
"""
Updates the points of the an object in the plotter.
Parameters
----------
points : np.ndarray
Points to replace existing points.
mesh : vtk.PolyData or vtk.UnstructuredGrid, optional
... | python | def update_coordinates(self, points, mesh=None, render=True):
"""
Updates the points of the an object in the plotter.
Parameters
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points : np.ndarray
Points to replace existing points.
mesh : vtk.PolyData or vtk.UnstructuredGrid, optional
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Points to replace existing points.
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222,674 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.close | def close(self):
""" closes render window """
# must close out axes marker
if hasattr(self, 'axes_widget'):
del self.axes_widget
# reset scalar bar stuff
self._scalar_bar_slots = set(range(MAX_N_COLOR_BARS))
self._scalar_bar_slot_lookup = {}
self._sca... | python | def close(self):
""" closes render window """
# must close out axes marker
if hasattr(self, 'axes_widget'):
del self.axes_widget
# reset scalar bar stuff
self._scalar_bar_slots = set(range(MAX_N_COLOR_BARS))
self._scalar_bar_slot_lookup = {}
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222,675 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_text | def add_text(self, text, position=None, font_size=50, color=None,
font=None, shadow=False, name=None, loc=None):
"""
Adds text to plot object in the top left corner by default
Parameters
----------
text : str
The text to add the the rendering
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Adds text to plot object in the top left corner by default
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text : str
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222,676 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.open_movie | def open_movie(self, filename, framerate=24):
"""
Establishes a connection to the ffmpeg writer
Parameters
----------
filename : str
Filename of the movie to open. Filename should end in mp4,
but other filetypes may be supported. See "imagio.get_writer"... | python | def open_movie(self, filename, framerate=24):
"""
Establishes a connection to the ffmpeg writer
Parameters
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filename : str
Filename of the movie to open. Filename should end in mp4,
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222,677 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.open_gif | def open_gif(self, filename):
"""
Open a gif file.
Parameters
----------
filename : str
Filename of the gif to open. Filename must end in gif.
"""
if filename[-3:] != 'gif':
raise Exception('Unsupported filetype. Must end in .gif')
... | python | def open_gif(self, filename):
"""
Open a gif file.
Parameters
----------
filename : str
Filename of the gif to open. Filename must end in gif.
"""
if filename[-3:] != 'gif':
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222,678 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.write_frame | def write_frame(self):
""" Writes a single frame to the movie file """
if not hasattr(self, 'mwriter'):
raise AssertionError('This plotter has not opened a movie or GIF file.')
self.mwriter.append_data(self.image) | python | def write_frame(self):
""" Writes a single frame to the movie file """
if not hasattr(self, 'mwriter'):
raise AssertionError('This plotter has not opened a movie or GIF file.')
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222,679 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_lines | def add_lines(self, lines, color=(1, 1, 1), width=5, label=None, name=None):
"""
Adds lines to the plotting object.
Parameters
----------
lines : np.ndarray or vtki.PolyData
Points representing line segments. For example, two line segments
would be repre... | python | def add_lines(self, lines, color=(1, 1, 1), width=5, label=None, name=None):
"""
Adds lines to the plotting object.
Parameters
----------
lines : np.ndarray or vtki.PolyData
Points representing line segments. For example, two line segments
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222,680 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.remove_scalar_bar | def remove_scalar_bar(self):
""" Removes scalar bar """
if hasattr(self, 'scalar_bar'):
self.remove_actor(self.scalar_bar, reset_camera=False) | python | def remove_scalar_bar(self):
""" Removes scalar bar """
if hasattr(self, 'scalar_bar'):
self.remove_actor(self.scalar_bar, reset_camera=False) | [
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222,681 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_point_labels | def add_point_labels(self, points, labels, italic=False, bold=True,
font_size=None, text_color='k',
font_family=None, shadow=False,
show_points=True, point_color='k', point_size=5,
name=None):
"""
Creates... | python | def add_point_labels(self, points, labels, italic=False, bold=True,
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font_family=None, shadow=False,
show_points=True, point_color='k', point_size=5,
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222,682 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_arrows | def add_arrows(self, cent, direction, mag=1, **kwargs):
""" Adds arrows to plotting object """
direction = direction.copy()
if cent.ndim != 2:
cent = cent.reshape((-1, 3))
if direction.ndim != 2:
direction = direction.reshape((-1, 3))
direction[:,0] *= m... | python | def add_arrows(self, cent, direction, mag=1, **kwargs):
""" Adds arrows to plotting object """
direction = direction.copy()
if cent.ndim != 2:
cent = cent.reshape((-1, 3))
if direction.ndim != 2:
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222,683 | vtkiorg/vtki | vtki/plotting.py | BasePlotter._save_image | def _save_image(image, filename, return_img=None):
"""Internal helper for saving a NumPy image array"""
if not image.size:
raise Exception('Empty image. Have you run plot() first?')
# write screenshot to file
if isinstance(filename, str):
if isinstance(vtki.FIGU... | python | def _save_image(image, filename, return_img=None):
"""Internal helper for saving a NumPy image array"""
if not image.size:
raise Exception('Empty image. Have you run plot() first?')
# write screenshot to file
if isinstance(filename, str):
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222,684 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.screenshot | def screenshot(self, filename=None, transparent_background=None,
return_img=None, window_size=None):
"""
Takes screenshot at current camera position
Parameters
----------
filename : str, optional
Location to write image to. If None, no image is wr... | python | def screenshot(self, filename=None, transparent_background=None,
return_img=None, window_size=None):
"""
Takes screenshot at current camera position
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----------
filename : str, optional
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222,685 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.add_legend | def add_legend(self, labels=None, bcolor=(0.5, 0.5, 0.5), border=False,
size=None, name=None):
"""
Adds a legend to render window. Entries must be a list
containing one string and color entry for each item.
Parameters
----------
labels : list, optiona... | python | def add_legend(self, labels=None, bcolor=(0.5, 0.5, 0.5), border=False,
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"""
Adds a legend to render window. Entries must be a list
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222,686 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.set_background | def set_background(self, color, loc='all'):
"""
Sets background color
Parameters
----------
color : string or 3 item list, optional, defaults to white
Either a string, rgb list, or hex color string. For example:
color='white'
color='w... | python | def set_background(self, color, loc='all'):
"""
Sets background color
Parameters
----------
color : string or 3 item list, optional, defaults to white
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color='white'
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222,687 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.remove_legend | def remove_legend(self):
""" Removes legend actor """
if hasattr(self, 'legend'):
self.remove_actor(self.legend, reset_camera=False)
self._render() | python | def remove_legend(self):
""" Removes legend actor """
if hasattr(self, 'legend'):
self.remove_actor(self.legend, reset_camera=False)
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222,688 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.enable_cell_picking | def enable_cell_picking(self, mesh=None, callback=None):
"""
Enables picking of cells. Press r to enable retangle based
selection. Press "r" again to turn it off. Selection will be
saved to self.picked_cells.
Uses last input mesh for input
Parameters
--------... | python | def enable_cell_picking(self, mesh=None, callback=None):
"""
Enables picking of cells. Press r to enable retangle based
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Uses last input mesh for input
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222,689 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.generate_orbital_path | def generate_orbital_path(self, factor=3., n_points=20, viewup=None, z_shift=None):
"""Genrates an orbital path around the data scene
Parameters
----------
facotr : float
A scaling factor when biulding the orbital extent
n_points : int
number of points o... | python | def generate_orbital_path(self, factor=3., n_points=20, viewup=None, z_shift=None):
"""Genrates an orbital path around the data scene
Parameters
----------
facotr : float
A scaling factor when biulding the orbital extent
n_points : int
number of points o... | [
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facotr : float
A scaling factor when biulding the orbital extent
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number of points on the orbital path
viewup : list(float)
the normal to the orbital plane
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222,690 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.orbit_on_path | def orbit_on_path(self, path=None, focus=None, step=0.5, viewup=None, bkg=True):
"""Orbit on the given path focusing on the focus point
Parameters
----------
path : vtki.PolyData
Path of orbital points. The order in the points is the order of
travel
focu... | python | def orbit_on_path(self, path=None, focus=None, step=0.5, viewup=None, bkg=True):
"""Orbit on the given path focusing on the focus point
Parameters
----------
path : vtki.PolyData
Path of orbital points. The order in the points is the order of
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focus : list(float) of length 3, optional
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222,691 | vtkiorg/vtki | vtki/plotting.py | BasePlotter.export_vtkjs | def export_vtkjs(self, filename, compress_arrays=False):
"""
Export the current rendering scene as a VTKjs scene for
rendering in a web browser
"""
if not hasattr(self, 'ren_win'):
raise RuntimeError('Export must be called before showing/closing the scene.')
i... | python | def export_vtkjs(self, filename, compress_arrays=False):
"""
Export the current rendering scene as a VTKjs scene for
rendering in a web browser
"""
if not hasattr(self, 'ren_win'):
raise RuntimeError('Export must be called before showing/closing the scene.')
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222,692 | vtkiorg/vtki | vtki/plotting.py | Plotter.show | def show(self, title=None, window_size=None, interactive=True,
auto_close=True, interactive_update=False, full_screen=False,
screenshot=False, return_img=False, use_panel=None):
"""
Creates plotting window
Parameters
----------
title : string, optional
... | python | def show(self, title=None, window_size=None, interactive=True,
auto_close=True, interactive_update=False, full_screen=False,
screenshot=False, return_img=False, use_panel=None):
"""
Creates plotting window
Parameters
----------
title : string, optional
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222,693 | vtkiorg/vtki | vtki/examples/examples.py | load_structured | def load_structured():
""" Loads a simple StructuredGrid """
x = np.arange(-10, 10, 0.25)
y = np.arange(-10, 10, 0.25)
x, y = np.meshgrid(x, y)
r = np.sqrt(x**2 + y**2)
z = np.sin(r)
return vtki.StructuredGrid(x, y, z) | python | def load_structured():
""" Loads a simple StructuredGrid """
x = np.arange(-10, 10, 0.25)
y = np.arange(-10, 10, 0.25)
x, y = np.meshgrid(x, y)
r = np.sqrt(x**2 + y**2)
z = np.sin(r)
return vtki.StructuredGrid(x, y, z) | [
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222,694 | vtkiorg/vtki | vtki/examples/examples.py | plot_ants_plane | def plot_ants_plane(off_screen=False, notebook=None):
"""
Demonstrate how to create a plot class to plot multiple meshes while
adding scalars and text.
Plot two ants and airplane
"""
# load and shrink airplane
airplane = vtki.PolyData(planefile)
airplane.points /= 10
# pts = airpla... | python | def plot_ants_plane(off_screen=False, notebook=None):
"""
Demonstrate how to create a plot class to plot multiple meshes while
adding scalars and text.
Plot two ants and airplane
"""
# load and shrink airplane
airplane = vtki.PolyData(planefile)
airplane.points /= 10
# pts = airpla... | [
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222,695 | vtkiorg/vtki | vtki/examples/examples.py | plot_wave | def plot_wave(fps=30, frequency=1, wavetime=3, interactive=False,
off_screen=False, notebook=None):
"""
Plot a 3D moving wave in a render window.
Parameters
----------
fps : int, optional
Maximum frames per second to display. Defaults to 30.
frequency: float, optional
... | python | def plot_wave(fps=30, frequency=1, wavetime=3, interactive=False,
off_screen=False, notebook=None):
"""
Plot a 3D moving wave in a render window.
Parameters
----------
fps : int, optional
Maximum frames per second to display. Defaults to 30.
frequency: float, optional
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Parameters
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fps : int, optional
Maximum frames per second to display. Defaults to 30.
frequency: float, optional
Wave cycles per second. Defaults to 1
wavetime : float, optional
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222,696 | vtkiorg/vtki | vtki/filters.py | _get_output | def _get_output(algorithm, iport=0, iconnection=0, oport=0, active_scalar=None,
active_scalar_field='point'):
"""A helper to get the algorithm's output and copy input's vtki meta info"""
ido = algorithm.GetInputDataObject(iport, iconnection)
data = wrap(algorithm.GetOutputDataObject(oport))
... | python | def _get_output(algorithm, iport=0, iconnection=0, oport=0, active_scalar=None,
active_scalar_field='point'):
"""A helper to get the algorithm's output and copy input's vtki meta info"""
ido = algorithm.GetInputDataObject(iport, iconnection)
data = wrap(algorithm.GetOutputDataObject(oport))
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222,697 | vtkiorg/vtki | vtki/filters.py | _generate_plane | def _generate_plane(normal, origin):
""" Returns a vtk.vtkPlane """
plane = vtk.vtkPlane()
plane.SetNormal(normal[0], normal[1], normal[2])
plane.SetOrigin(origin[0], origin[1], origin[2])
return plane | python | def _generate_plane(normal, origin):
""" Returns a vtk.vtkPlane """
plane = vtk.vtkPlane()
plane.SetNormal(normal[0], normal[1], normal[2])
plane.SetOrigin(origin[0], origin[1], origin[2])
return plane | [
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222,698 | vtkiorg/vtki | vtki/filters.py | DataSetFilters.clip | def clip(dataset, normal='x', origin=None, invert=True):
"""
Clip a dataset by a plane by specifying the origin and normal. If no
parameters are given the clip will occur in the center of that dataset
Parameters
----------
normal : tuple(float) or str
Length ... | python | def clip(dataset, normal='x', origin=None, invert=True):
"""
Clip a dataset by a plane by specifying the origin and normal. If no
parameters are given the clip will occur in the center of that dataset
Parameters
----------
normal : tuple(float) or str
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normal : tuple(float) or str
Length 3 tuple for the normal vector direction. Can also be
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222,699 | vtkiorg/vtki | vtki/filters.py | DataSetFilters.clip_box | def clip_box(dataset, bounds=None, invert=True, factor=0.35):
"""Clips a dataset by a bounding box defined by the bounds. If no bounds
are given, a corner of the dataset bounds will be removed.
Parameters
----------
bounds : tuple(float)
Length 6 iterable of floats: ... | python | def clip_box(dataset, bounds=None, invert=True, factor=0.35):
"""Clips a dataset by a bounding box defined by the bounds. If no bounds
are given, a corner of the dataset bounds will be removed.
Parameters
----------
bounds : tuple(float)
Length 6 iterable of floats: ... | [
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