algorithms¶

class pymethods.algorithms.BreadthFirstSearch(adjacency_list: Iterable[Iterable], properties=None, show_progress=False)¶

adjacency_list¶

clean()¶

query_current_vertex()¶

reset_progress_bar()¶

step_progress_bar()¶

curvature_fitting¶

curvature_fitting.can_lsq_fit(adj_list: numpy.ndarray, point_basis: numpy.ndarray, n_processors=None, eps=10000000.0) → Iterable[numpy.ndarray]¶

A python implementation of Curvature Estimation of 3D Point Cloud Surfaces Through the Fitting of NormalSection Curvatures http://www.nlpr.ia.ac.cn/2008papers/gjhy/gh129.pdf

Args:: main_array (np.ndarray): pointcloud array 3xN adj_list (np.ndarray): adjacency list NxKNN point_basis (np.ndarray): Nx3x3
Returns:: typing.Iterable[np.ndarray]: principle_curvatures, principle_directions

shapeModelling¶

class pymethods.algorithms.shapeModelling.PointDistributionModel(dataPath)¶

class NDSpace(meanShape, alignedShapes)¶

U¶

V_T¶

W¶

explained_variance()¶

recoverDimensions(shape)¶

svd(modes=6)¶

alignShapesToMean(shapeList, scale=False)¶

build(modes=10, eps=1e-05, countCap=1000, costlimit=0, scale=False, startShape=None)¶

explained_variance()¶

generateShape(C)¶

objectiveFunction(listShapes)¶

postProcessBuilt(shapes, scale=False)¶

postProcessGenerated(shape)¶

recommendedAmountModes(explainedVarReq=0.8)¶

class pymethods.algorithms.shapeModelling.PyVistaPointDistributionModel(*args, structured_shape=None, **kwargs)¶

postProcessGenerated(shape)¶

class pymethods.algorithms.shapeModelling.CylindricalPointModel(*args, structured_shape=None, **kwargs)¶

postProcessBuilt(shapes, scale=False)¶

postProcessGenerated(shape)¶

transfinite_interpolation¶

class pymethods.algorithms.transfinite_interpolation.Transfinite2d(contour, refinement=None)¶

property contour¶

class pymethods.algorithms.transfinite_interpolation.TransfiniteCylinder(cylindrical_surface)¶

mesh_vtk(u, v, w)¶

pts_mesh(u, v, w, **kwargs)¶

pts_mesh_column(u, v, w)¶

elliptic_mesh_generation¶

class pymethods.algorithms.elliptic_mesh_generation.mesh2d(mesh2d, zeta, eta)¶

class pymethods.algorithms.elliptic_mesh_generation.meshStretch2d(mesh2d, zeta_delta, eta_delta, zeta_orig, eta_orig)¶