1 files changed, 57 insertions, 0 deletions
diff --git a/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp b/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp
new file mode 100644
index 00000000..f974c3d3
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+++ b/src/Persistence_representations/utilities/persistence_vectors/create_persistence_vectors.cpp
@@ -0,0 +1,57 @@
+/*    This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
+ *    See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details.
+ *    Author(s):       Pawel Dlotko
+ *
+ *    Copyright (C) 2016 Inria
+ *
+ *    Modification(s):
+ *      - YYYY/MM Author: Description of the modification
+ */
+
+#include <gudhi/Persistence_vectors.h>
+
+#include <iostream>
+#include <sstream>
+#include <limits>
+#include <vector>
+
+using Euclidean_distance = Gudhi::Euclidean_distance;
+using Vector_distances_in_diagram = Gudhi::Persistence_representations::Vector_distances_in_diagram<Euclidean_distance>;
+
+int main(int argc, char** argv) {
+  std::cout << "This program creates persistence vectors files (*.vect) of persistence diagrams files (*.pers) "
+            << "provided as an input.\n"
+            << "The first parameter of this program is a dimension of persistence that will be used in creation of "
+            << "the persistence heat maps."
+            << "If your input files contains persistence pairs of various dimension, as a first parameter of the "
+            << "procedure please provide the dimension of persistence you want to use."
+            << "If in your files there are only birth-death pairs of the same dimension, set the first parameter to "
+            << "-1.\n"
+            << "The remaining parameters are the names of files with persistence diagrams. \n";
+
+  if (argc < 3) {
+    std::cout << "Wrong parameter list, the program will now terminate \n";
+    return 1;
+  }
+
+  std::cout << "The remaining parameters are the names of files with persistence diagrams. \n";
+  int dim = atoi(argv[1]);
+  unsigned dimension = std::numeric_limits<unsigned>::max();
+  if (dim >= 0) {
+    dimension = (unsigned)dim;
+  }
+
+  std::vector<const char*> filenames;
+  for (int i = 2; i < argc; ++i) {
+    filenames.push_back(argv[i]);
+  }
+
+  for (size_t i = 0; i != filenames.size(); ++i) {
+    std::cerr << "Creating persistence vectors based on a file : " << filenames[i] << std::endl;
+    Vector_distances_in_diagram l(filenames[i], dimension);
+    std::stringstream ss;
+    ss << filenames[i] << ".vect";
+    l.print_to_file(ss.str().c_str());
+  }
+  return 0;
+}