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Diffstat (limited to 'cython/cython/euclidean_witness_complex.pyx')
-rw-r--r-- | cython/cython/euclidean_witness_complex.pyx | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/cython/cython/euclidean_witness_complex.pyx b/cython/cython/euclidean_witness_complex.pyx deleted file mode 100644 index c10ca73d..00000000 --- a/cython/cython/euclidean_witness_complex.pyx +++ /dev/null @@ -1,97 +0,0 @@ -from cython cimport numeric -from libcpp.vector cimport vector -from libcpp.utility cimport pair - -"""This file is part of the Gudhi Library. The Gudhi library - (Geometric Understanding in Higher Dimensions) is a generic C++ - library for computational topology. - - Author(s): Vincent Rouvreau - - Copyright (C) 2016 Inria - - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -""" - -__author__ = "Vincent Rouvreau" -__copyright__ = "Copyright (C) 2016 Inria" -__license__ = "GPL v3" - -cdef extern from "Euclidean_witness_complex_interface.h" namespace "Gudhi": - cdef cppclass Euclidean_witness_complex_interface "Gudhi::witness_complex::Euclidean_witness_complex_interface": - Euclidean_witness_complex_interface(vector[vector[double]] landmarks, vector[vector[double]] witnesses) - void create_simplex_tree(Simplex_tree_interface_full_featured* simplex_tree, double max_alpha_square) - void create_simplex_tree(Simplex_tree_interface_full_featured* simplex_tree, double max_alpha_square, - unsigned limit_dimension) - vector[double] get_point(unsigned vertex) - -# EuclideanWitnessComplex python interface -cdef class EuclideanWitnessComplex: - """Constructs (weak) witness complex for given sets of witnesses and - landmarks in Euclidean space. - """ - - cdef Euclidean_witness_complex_interface * thisptr - - # Fake constructor that does nothing but documenting the constructor - def __init__(self, landmarks=None, witnesses=None): - """WitnessComplex constructor. - - :param landmarks: A list of landmarks (in the point cloud). - :type landmarks: list of list of double - - :param witnesses: The point cloud. - :type witnesses: list of list of double - """ - - # The real cython constructor - def __cinit__(self, landmarks=None, witnesses=None): - if landmarks is not None and witnesses is not None: - self.thisptr = new Euclidean_witness_complex_interface(landmarks, witnesses) - - def __dealloc__(self): - if self.thisptr != NULL: - del self.thisptr - - def __is_defined(self): - """Returns true if WitnessComplex pointer is not NULL. - """ - return self.thisptr != NULL - - def create_simplex_tree(self, max_alpha_square, limit_dimension = -1): - """ - :param max_alpha_square: The maximum alpha square threshold the - simplices shall not exceed. Default is set to infinity. - :type max_alpha_square: float - :returns: A simplex tree created from the Delaunay Triangulation. - :rtype: SimplexTree - """ - simplex_tree = SimplexTree() - if limit_dimension is not -1: - self.thisptr.create_simplex_tree(simplex_tree.thisptr, max_alpha_square, limit_dimension) - else: - self.thisptr.create_simplex_tree(simplex_tree.thisptr, max_alpha_square) - return simplex_tree - - def get_point(self, vertex): - """This function returns the point corresponding to a given vertex. - - :param vertex: The vertex. - :type vertex: int. - :returns: The point. - :rtype: list of float - """ - cdef vector[double] point = self.thisptr.get_point(vertex) - return point - |