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-rw-r--r--src/GudhUI/alpha_complex_persistence.cpp78
1 files changed, 0 insertions, 78 deletions
diff --git a/src/GudhUI/alpha_complex_persistence.cpp b/src/GudhUI/alpha_complex_persistence.cpp
deleted file mode 100644
index 4f85459a..00000000
--- a/src/GudhUI/alpha_complex_persistence.cpp
+++ /dev/null
@@ -1,78 +0,0 @@
-#include <iostream>
-#include <string>
-
-
-#include <QtGui/QApplication>
-
-// to construct a Delaunay_triangulation from a OFF file
-#include <gudhi/Delaunay_triangulation_off_io.h>
-#include <gudhi/Alpha_complex.h>
-#include <gudhi/Persistent_cohomology.h>
-
-#include "utils/Bar_code_persistence.h"
-
-void usage(char * const progName) {
- std::cerr << "Usage: " << progName << " filename.off " << // alpha_square_max_value[double] " <<
- "coeff_field_characteristic[integer > 0] min_persistence[double >= -1.0]" << std::endl;
- std::cerr << " i.e.: " << progName << " ../../data/points/alphacomplexdoc.off 60.0 2 0.02" << std::endl;
- exit(-1); // ----- >>
-}
-
-int main(int argc, char **argv) {
- if (argc != 4) {
- std::cerr << "Error: Number of arguments (" << argc << ") is not correct" << std::endl;
- usage(argv[0]);
- }
-
- QApplication qtapp(argc, argv);
-
- std::string off_file_name(argv[1]);
- // double alpha_square_max_value = atof(argv[2]);
- double alpha_square_max_value = 1e20;
- int coeff_field_characteristic = atoi(argv[2]); // argv[3]
- double min_persistence = atof(argv[3]); // argv[4]
-
- // ----------------------------------------------------------------------------
- // Init of an alpha complex from an OFF file
- // ----------------------------------------------------------------------------
- typedef CGAL::Epick_d< CGAL::Dynamic_dimension_tag > Kernel;
- Gudhi::alphacomplex::Alpha_complex<Kernel> alpha_complex_from_file(off_file_name, alpha_square_max_value);
-
- // ----------------------------------------------------------------------------
- // Display information about the alpha complex
- // ----------------------------------------------------------------------------
- std::cout << "Alpha complex is of dimension " << alpha_complex_from_file.dimension() <<
- " - " << alpha_complex_from_file.num_simplices() << " simplices - " <<
- alpha_complex_from_file.num_vertices() << " vertices." << std::endl;
-
- // Sort the simplices in the order of the filtration
- alpha_complex_from_file.initialize_filtration();
-
- std::cout << "Simplex_tree dim: " << alpha_complex_from_file.dimension() << std::endl;
- // Compute the persistence diagram of the complex
- Gudhi::persistent_cohomology::Persistent_cohomology< Gudhi::alphacomplex::Alpha_complex<Kernel>,
- Gudhi::persistent_cohomology::Field_Zp > pcoh(alpha_complex_from_file);
-
- std::cout << "coeff_field_characteristic " << coeff_field_characteristic <<
- " - min_persistence " << min_persistence << std::endl;
-
- // initializes the coefficient field for homology
- pcoh.init_coefficients(coeff_field_characteristic);
-
- pcoh.compute_persistent_cohomology(min_persistence);
-
- pcoh.output_diagram();
-
- std::vector<std::pair<double, double>> persistence_vector;
- pcoh.get_persistence(persistence_vector);
-
- Bar_code_persistence bc_persistence;
-
- for (auto persistence : persistence_vector) {
- bc_persistence.insert(persistence.first, persistence.second);
- }
-
- bc_persistence.show();
-
- return qtapp.exec();
-}