def test_brain_linkviewer(renderer_interactive, brain_gc): """Test _LinkViewer primitives.""" if renderer_interactive._get_3d_backend() != 'pyvista': pytest.skip('Linkviewer only supported on PyVista') brain1 = _create_testing_brain(hemi='lh', show_traces=False) brain2 = _create_testing_brain(hemi='lh', show_traces='separate') brain1._times = brain1._times * 2 with pytest.warns(RuntimeWarning, match='linking time'): link_viewer = _LinkViewer( [brain1, brain2], time=True, camera=False, colorbar=False, picking=False, ) brain1.close() brain_data = _create_testing_brain(hemi='split', show_traces='vertex') link_viewer = _LinkViewer( [brain2, brain_data], time=True, camera=True, colorbar=True, picking=True, ) link_viewer.leader.set_time_point(0) link_viewer.leader.mpl_canvas.time_func(0) link_viewer.leader.callbacks["fmin"](0) link_viewer.leader.callbacks["fmid"](0.5) link_viewer.leader.callbacks["fmax"](1) link_viewer.leader.set_playback_speed(0.1) link_viewer.leader.toggle_playback() brain2.close() brain_data.close()
def test_brain_timeviewer(renderer): """Test _TimeViewer primitives.""" if renderer.get_3d_backend() == "mayavi": pytest.skip() # Skip PySurfer.TimeViewer else: # Disable testing to allow interactive window renderer.MNE_3D_BACKEND_TESTING = False sample_src = read_source_spaces(src_fname) # dense version vertices = [s['vertno'] for s in sample_src] n_time = 5 n_verts = sum(len(v) for v in vertices) stc_data = np.zeros((n_verts * n_time)) stc_size = stc_data.size stc_data[(np.random.rand(stc_size // 20) * stc_size).astype(int)] = \ np.random.RandomState(0).rand(stc_data.size // 20) stc_data.shape = (n_verts, n_time) stc = SourceEstimate(stc_data, vertices, 1, 1) fmin = stc.data.min() fmax = stc.data.max() brain_data = _Brain(subject_id, 'split', surf, size=300, subjects_dir=subjects_dir) for hemi in ['lh', 'rh']: hemi_idx = 0 if hemi == 'lh' else 1 data = getattr(stc, hemi + '_data') vertices = stc.vertices[hemi_idx] brain_data.add_data(data, fmin=fmin, hemi=hemi, fmax=fmax, colormap='hot', vertices=vertices, colorbar=True) time_viewer = _TimeViewer(brain_data) time_viewer.time_call(value=0) time_viewer.orientation_call(value='lat', update_widget=True) time_viewer.orientation_call(value='medial', update_widget=True) time_viewer.smoothing_call(value=1) time_viewer.fmin_call(value=12.0) time_viewer.fmax_call(value=4.0) time_viewer.fmid_call(value=6.0) time_viewer.fmid_call(value=4.0) time_viewer.fscale_call(value=1.1) time_viewer.toggle_interface() time_viewer.playback_speed_call(value=0.1) time_viewer.toggle_playback() time_viewer.apply_auto_scaling() time_viewer.restore_user_scaling() link_viewer = _LinkViewer([brain_data]) link_viewer.set_time_point(value=0) link_viewer.set_playback_speed(value=0.1) link_viewer.toggle_playback()
def test_brain_linkviewer(renderer_interactive): """Test _LinkViewer primitives.""" brain_data = _create_testing_brain(hemi='split') _TimeViewer(brain_data) link_viewer = _LinkViewer([brain_data]) link_viewer.set_time_point(value=0) link_viewer.set_playback_speed(value=0.1) link_viewer.toggle_playback()
def test_brain_linkviewer(renderer_interactive): """Test _LinkViewer primitives.""" if renderer_interactive._get_3d_backend() != 'pyvista': pytest.skip() brain_data = _create_testing_brain(hemi='split') _TimeViewer(brain_data) link_viewer = _LinkViewer([brain_data]) link_viewer.set_time_point(value=0) link_viewer.set_playback_speed(value=0.1) link_viewer.toggle_playback()
def test_brain_linkviewer(renderer_interactive, travis_macos): """Test _LinkViewer primitives.""" if renderer_interactive._get_3d_backend() != 'pyvista': pytest.skip('Linkviewer only supported on PyVista') if travis_macos: pytest.skip('Linkviewer tests unstable on Travis macOS') brain_data = _create_testing_brain(hemi='split') _TimeViewer(brain_data) link_viewer = _LinkViewer([brain_data]) link_viewer.set_time_point(value=0) link_viewer.set_playback_speed(value=0.1) link_viewer.toggle_playback()
def test_brain_linkviewer(renderer_interactive): """Test _LinkViewer primitives.""" if renderer_interactive._get_3d_backend() != 'pyvista': pytest.skip('Linkviewer only supported on PyVista') brain_data = _create_testing_brain(hemi='split', show_traces=False) link_viewer = _LinkViewer( [brain_data], time=True, camera=True, colorbar=True, picking=True, ) link_viewer.set_time_point(value=0) link_viewer.set_fmin(0) link_viewer.set_fmid(0.5) link_viewer.set_fmax(1) link_viewer.set_playback_speed(value=0.1) link_viewer.toggle_playback()