From d671f6069a18a47f9320cabcdd1a1d2c2618a3ef Mon Sep 17 00:00:00 2001
From: Bishwash Khanal <43448240+bkhanal-11@users.noreply.github.com>
Date: Fri, 27 Jan 2023 14:04:44 +0545
Subject: [PATCH] added user input

---
 .../polyfit_example_model_complexity_control.cpp              | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexity_control.cpp b/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexity_control.cpp
index e132d62975d..cf1ce77b8b1 100644
--- a/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexity_control.cpp
+++ b/Polygonal_surface_reconstruction/examples/Polygonal_surface_reconstruction/polyfit_example_model_complexity_control.cpp
@@ -39,9 +39,9 @@ typedef CGAL::Nth_of_tuple_property_map<2, PNI>
 * candidate generation are cached and reused.
 */
 
-int main()
+int main(int argc, char* argv[])
 {
-    const std::string& input_file(CGAL::data_file_path("points_3/building.ply"));
+  const std::string input_file = (argc > 1) ? argv[1] : CGAL::data_file_path("points_3/building.ply");
   std::ifstream input_stream(input_file.c_str());
 
   std::vector<PNI> points; // store points