def test_background_plotter_export_vtkjs(qtbot, tmpdir):
plotter = vtki.BackgroundPlotter(show=False, title='Testing Window')
plotter.add_mesh(vtki.Sphere())
filename = str(tmpdir.mkdir("tmpdir").join('tmp'))
dlg = plotter._qt_export_vtkjs(show=False)
dlg.selectFile(filename)
dlg.accept()
plotter.close()
assert os.path.isfile(filename + '.vtkjs')
def test_background_plotting_camera(qtbot):
plotter = vtki.BackgroundPlotter(show=False, title='Testing Window')
plotter.add_mesh(vtki.Sphere())
cpos = [(0.0, 0.0, 1.0), (0.0, 0.0, 0.0), (0.0, 1.0, 0.0)]
plotter.camera_position = cpos
plotter.save_camera_position()
plotter.camera_position = [(0.0, 0.0, 3.0), (0.0, 0.0, 0.0),
(0.0, 1.0, 0.0)]
# load existing position
plotter.saved_camera_menu.actions()[0].trigger()
assert plotter.camera_position == cpos
plotter.clear_camera_positions()
assert not len(plotter.saved_camera_menu.actions())
plotter.close()
def test_background_plotting_axes_scale(qtbot):
sphere = vtki.Sphere()
plotter = vtki.BackgroundPlotter(show=False, title='Testing Window')
plotter.add_mesh(sphere)
assert np.any(plotter.mesh.points)
dlg = plotter.scale_axes_dialog(show=False)
value = 2.0
dlg.x_slider_group.value = value
assert plotter.scale[0] == value
dlg.x_slider_group.spinbox.setValue(-1)
assert dlg.x_slider_group.value == 0
dlg.x_slider_group.spinbox.setValue(1000.0)
assert dlg.x_slider_group.value < 100
plotter._last_update_time = 0.0
plotter.update_app_icon()
assert plotter.quit() is None
def img2D(points):
#三角形片面重建模型
sg.Popup('渲染正在进行中，请您耐心等候一段时间~~~',
button_color=('white', 'blue'),
background_color='white',
keep_on_top=True)
gif(gifpath2)
cloud = vtki.PolyData(points)
# bcloud = vtki.PolyData(blist)
# roicloud = vtki.PolyData(roilist)
surf = cloud.delaunay_2d(tol=1e-08,
alpha=1,
offset=100.0,
bound=False,
inplace=False)
# surf1 = bcloud.delaunay_2d(tol = 1e-08,alpha = 0.3,offset = 100.0,bound = False,inplace =False )
# surf2 = roicloud.delaunay_2d(tol = 1e-08,alpha = 0.1,offset = 100.0,bound = False,inplace =False )
print(type(surf))
plotter = vtki.BackgroundPlotter()
plotter.add_mesh(surf)
# plotter.add_mesh(surf1)
# plotter.add_mesh(surf2)
plotter.show()
def __init__(self,
dataset,
plotter=None,
scalars=None,
preference='cell',
show_bounds=False,
reset_camera=True,
outline=None,
display_params=None,
default_params=None,
continuous_update=False,
clean=True,
**kwargs):
if not run_from_ipython() or not IPY_AVAILABLE:
logging.warning(
'Interactive plotting tools require IPython and the ``ipywidgets`` package.'
)
# Check the input dataset to make sure its compatible
if not is_vtki_obj(dataset):
dataset = wrap(dataset)
if not is_vtki_obj(dataset):
raise RuntimeError(
'Object not supported for plotting in vtki.')
# Make the input/output of this tool available
self.input_dataset = dataset
self.output_dataset = None
self.continuous_update = continuous_update
if plotter is None:
plotter = vtki.BackgroundPlotter(**kwargs)
plotter.setWindowTitle(type(self).__name__)
self._plotter = plotter
self._loc = plotter.index_to_loc(plotter._active_renderer_index)
# This is the actor that will be removed and re-added to the plotter
self._data_to_update = None
self._last_scalars = None
# Intialize plotting parameters
self.valid_range = self.input_dataset.get_data_range(
arr=scalars, preference=preference)
if display_params is None:
display_params = {}
if default_params is None:
default_params = {}
display_params.setdefault('rng', self.valid_range)
display_params.setdefault('scalars', scalars)
display_params.setdefault('preference', preference)
display_params.setdefault('show_edges', False)
# Make sure to remove the reset_camera parameter if present
display_params.pop('reset_camera', None)
# Make a name
display_params.setdefault(
'name', '{}({})'.format(type(self).__name__, str(hex(id(self)))))
self.display_params = display_params
self.clean = clean
# Set the tool status
self._need_to_update = True
# Add some intital plotting stuff to the scene
self._initialize(show_bounds, reset_camera, outline)
# Run the tool
self.tool(default_params=default_params, **kwargs)
def test_background_plotting(qtbot):
sphere = vtki.Sphere()
plotter = vtki.BackgroundPlotter(show=False)
plotter.add_mesh(sphere)
assert np.any(plotter.mesh.points)
assert plotter.close()
def test_background_plotting_orbit(qtbot):
plotter = vtki.BackgroundPlotter(show=False, title='Testing Window')
plotter.add_mesh(vtki.Sphere())
# perfrom the orbit:
plotter.orbit_on_path(bkg=False, step=0.0)
plotter.close()