From ad5ae27c42ccf59683cd84a6ac52c6d6c6043d0a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mael=20Rouxel-Labb=C3=A9?=
 <mael.rouxel.labbe@geometryfactory.com>
Date: Wed, 4 Oct 2023 22:49:06 +0200
Subject: [PATCH] Factorize code generating filenames out of examples

---
 .../Alpha_wrap_3/mixed_inputs_wrap.cpp        |  5 +++--
 .../examples/Alpha_wrap_3/output_helper.h     | 19 +++++++++++++++++++
 .../examples/Alpha_wrap_3/point_set_wrap.cpp  |  8 +++-----
 .../Alpha_wrap_3/successive_wraps.cpp         |  9 +++------
 .../Alpha_wrap_3/triangle_mesh_wrap.cpp       |  9 +++------
 .../Alpha_wrap_3/triangle_soup_wrap.cpp       |  9 +++------
 .../examples/Alpha_wrap_3/volumetric_wrap.cpp |  9 +++------
 .../Alpha_wrap_3/wrap_from_cavity.cpp         |  8 +++-----
 8 files changed, 40 insertions(+), 36 deletions(-)
 create mode 100644 Alpha_wrap_3/examples/Alpha_wrap_3/output_helper.h

diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/mixed_inputs_wrap.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/mixed_inputs_wrap.cpp
index 4e96d6c1116..fdba4de5f51 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/mixed_inputs_wrap.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/mixed_inputs_wrap.cpp
@@ -120,8 +120,9 @@ int main(int argc, char** argv)
   std::string ps_name = std::string(ps_filename);
   ps_name = ps_name.substr(ps_name.find_last_of("/") + 1, ps_name.length() - 1);
   ps_name = ps_name.substr(0, ps_name.find_last_of("."));
-  std::string output_name = ts_name + "_" + ss_name + "_"  + ps_name + "_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  std::string output_name = ts_name + "_" + ss_name + "_"  + ps_name + "_"
+                                  + std::to_string(static_cast<int>(relative_alpha)) + "_"
+                                  + std::to_string(static_cast<int>(relative_offset)) + ".off";
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/output_helper.h b/Alpha_wrap_3/examples/Alpha_wrap_3/output_helper.h
new file mode 100644
index 00000000000..3ce1155f4ef
--- /dev/null
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/output_helper.h
@@ -0,0 +1,19 @@
+#ifndef CGAL_ALPHA_WRAP_3_EXAMPLES_OUTPUT_HELPER_H
+#define CGAL_ALPHA_WRAP_3_EXAMPLES_OUTPUT_HELPER_H
+
+#include <string>
+
+std::string generate_output_name(std::string input_name,
+                                 const double alpha,
+                                 const double offset)
+{
+  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
+  input_name = input_name.substr(0, input_name.find_last_of("."));
+  std::string output_name = input_name
+                            + "_" + std::to_string(static_cast<int>(alpha))
+                            + "_" + std::to_string(static_cast<int>(offset)) + ".off";
+
+  return output_name;
+}
+
+#endif // CGAL_ALPHA_WRAP_3_EXAMPLES_OUTPUT_HELPER_H
\ No newline at end of file
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/point_set_wrap.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/point_set_wrap.cpp
index aeb47b80152..a602cf5c58b 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/point_set_wrap.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/point_set_wrap.cpp
@@ -1,3 +1,5 @@
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -53,11 +55,7 @@ int main(int argc, char** argv)
   std::cout << "Took " << t.time() << " s." << std::endl;
 
   // Save the result
-  std::string input_name = std::string(filename);
-  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-  input_name = input_name.substr(0, input_name.find_last_of("."));
-  std::string output_name = input_name + "_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  const std::string output_name = generate_output_name(filename, relative_alpha, relative_offset);
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/successive_wraps.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/successive_wraps.cpp
index 59010d1212e..f9b35f88b1f 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/successive_wraps.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/successive_wraps.cpp
@@ -1,5 +1,7 @@
 #define CGAL_AW3_TIMER
 
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -69,12 +71,7 @@ int main(int argc, char** argv)
     std::cout << "  Result: " << num_vertices(wrap) << " vertices, " << num_faces(wrap) << " faces" << std::endl;
     std::cout << "  Elapsed time: " << t.time() << " s." << std::endl;
 
-    std::string input_name = std::string(filename);
-    input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-    input_name = input_name.substr(0, input_name.find_last_of("."));
-    std::string output_name = input_name
-                              + "_" + std::to_string(static_cast<int>(relative_alphas[i]))
-                              + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+    const std::string output_name = generate_output_name(filename, relative_alphas[i], relative_offset);
     std::cout << "Writing to " << output_name << std::endl;
     CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_mesh_wrap.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_mesh_wrap.cpp
index 369cf375a6f..d4953490446 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_mesh_wrap.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_mesh_wrap.cpp
@@ -1,3 +1,5 @@
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -56,12 +58,7 @@ int main(int argc, char** argv)
   std::cout << "Took " << t.time() << " s." << std::endl;
 
   // Save the result
-  std::string input_name = std::string(filename);
-  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-  input_name = input_name.substr(0, input_name.find_last_of("."));
-  std::string output_name = input_name
-                            + "_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  const std::string output_name = generate_output_name(filename, relative_alpha, relative_offset);
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_soup_wrap.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_soup_wrap.cpp
index 6e1321c302d..51e04974c28 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_soup_wrap.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/triangle_soup_wrap.cpp
@@ -1,3 +1,5 @@
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -63,12 +65,7 @@ int main(int argc, char** argv)
   std::cout << "Took " << t.time() << " s." << std::endl;
 
   // Save the result
-  std::string input_name = std::string(filename);
-  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-  input_name = input_name.substr(0, input_name.find_last_of("."));
-  std::string output_name = input_name
-                            + "_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  const std::string output_name = generate_output_name(filename, relative_alpha, relative_offset);
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/volumetric_wrap.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/volumetric_wrap.cpp
index 682cffac339..3ac28de3302 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/volumetric_wrap.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/volumetric_wrap.cpp
@@ -1,3 +1,5 @@
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -113,12 +115,7 @@ int main(int argc, char** argv)
   auto dt = aw3.triangulation();
 
   // Save the result
-  std::string input_name = std::string(filename);
-  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-  input_name = input_name.substr(0, input_name.find_last_of("."));
-  std::string output_name = input_name
-                            + "_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  const std::string output_name = generate_output_name(filename, relative_alpha, relative_offset);
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));
 
diff --git a/Alpha_wrap_3/examples/Alpha_wrap_3/wrap_from_cavity.cpp b/Alpha_wrap_3/examples/Alpha_wrap_3/wrap_from_cavity.cpp
index 9de47aefbcd..9422e4d969b 100644
--- a/Alpha_wrap_3/examples/Alpha_wrap_3/wrap_from_cavity.cpp
+++ b/Alpha_wrap_3/examples/Alpha_wrap_3/wrap_from_cavity.cpp
@@ -1,3 +1,5 @@
+#include "output_helper.h"
+
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Surface_mesh.h>
 
@@ -64,11 +66,7 @@ int main(int argc, char** argv)
   std::cout << "Took " << t.time() << " s." << std::endl;
 
   // Save the result
-  std::string input_name = std::string(filename);
-  input_name = input_name.substr(input_name.find_last_of("/") + 1, input_name.length() - 1);
-  input_name = input_name.substr(0, input_name.find_last_of("."));
-  std::string output_name = input_name + "_cavity_" + std::to_string(static_cast<int>(relative_alpha))
-                            + "_" + std::to_string(static_cast<int>(relative_offset)) + ".off";
+  const std::string output_name = generate_output_name(filename, relative_alpha, relative_offset);
   std::cout << "Writing to " << output_name << std::endl;
   CGAL::IO::write_polygon_mesh(output_name, wrap, CGAL::parameters::stream_precision(17));