diff --git a/.gitmodules b/.gitmodules
index 6893075..51c2db9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
-[submodule "3-Modeling/c++/deps/polyscope"]
-	path = 3-Modeling/c++/deps/polyscope
+[submodule "3-modeling/c++/deps/polyscope"]
+	path = 3-modeling/c++/deps/polyscope
 	url = https://github.com/nmwsharp/polyscope.git
diff --git a/3-modeling/c++/simpleTest.cpp b/3-modeling/c++/simpleTest.cpp
new file mode 100644
index 0000000..afb743d
--- /dev/null
+++ b/3-modeling/c++/simpleTest.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+#include <vector>
+#include <string>
+#include <fstream>
+#include <set>
+#include "polyscope/polyscope.h"
+#include "polyscope/point_cloud.h"
+#include "polyscope/surface_mesh.h"
+
+int main(int argc, char **argv)
+{
+  // Initialize polyscope
+  polyscope::init();
+
+  //Some data
+  std::vector<std::array<double, 3>> pts={{0,0,0}, {0,0,1}, {0,1,0}, {1,0,0}, {1,1,0},{0,1,1},{1,0,1},{1,1,1}};
+  std::vector<double> values = {0.3, 3.4, 0.2, 0.4, 1.2, 4.0,3.6,5.0};
+  
+  auto pcl = polyscope::registerPointCloud("My Points", pts);
+  pcl->addScalarQuantity("Some values", values);
+  
+  // Give control to the polyscope gui
+  polyscope::show();
+
+  return EXIT_SUCCESS;
+}
diff --git a/3-modeling/c++/simppleTest.cpp b/3-modeling/c++/simppleTest.cpp
deleted file mode 100644
index c62731b..0000000
--- a/3-modeling/c++/simppleTest.cpp
+++ /dev/null
@@ -1,98 +0,0 @@
-#include <iostream>
-#include <vector>
-#include <string>
-#include <fstream>
-#include <set>
-#include "polyscope/polyscope.h"
-#include "polyscope/point_cloud.h"
-
-#include "deps/CLI11.hpp"
-
-void processFile(const std::string &filename,
-                const std::vector<unsigned int> &vectorCols)
-{
-  std::vector<std::array<double, 3>> pc;
-  std::vector<std::vector<double>> alldata;
-  std::ifstream ifs(filename);
-  double x,y,z;
-  std::string line;
-  while(std::getline(ifs, line))
-  {
-    std::stringstream   linestream(line);
-    std::vector<double> data;
-    auto i=0;
-    while(linestream.good())
-    {
-      double v;
-      linestream >> v;
-      data.push_back(v);
-      ++i;
-    }
-    pc.push_back({data[0],data[1],data[2]});
-    alldata.push_back(data);
-  }
-  std::cout<<filename<<" "<<alldata[0].size()<<" cols ["
-           <<vectorCols.size()<<" vectors, "
-           << alldata[0].size()-3*vectorCols.size()-3<<" scalars]"<<std::endl;
-  //Polyscope
-  auto ps = polyscope::registerPointCloud(filename, pc);
-  
-  unsigned int indexV;
-  for(auto col=3u; col < alldata[0].size(); ++col)
-  {
-    if (std::find(vectorCols.begin(), vectorCols.end(), col) == vectorCols.end())
-    {
-      std::vector<double> scalars;
-      for(auto i=0u; i < alldata.size(); ++i)
-        scalars.push_back(alldata[i][col]);
-      ps->addScalarQuantity("Scalar col"+std::to_string(col), scalars);
-    }
-    else
-    {
-      std::vector<std::array<double, 3>> V;
-      for(auto i=0u; i < alldata.size(); ++i)
-        V.push_back({alldata[i][col],alldata[i][col+1],alldata[i][col+2]});
-        ps->addVectorQuantity("Vector col"+std::to_string(col), V);
-     col +=2;
-    }
-  }
-}
-
-int main(int argc, char **argv)
-{
-  CLI::App app{"displayPTS"};
-  std::vector<std::string> filenames;
-  app.add_option("-i,--input,1", filenames, "Input point clouds")
-     ->required();
-  std::vector<unsigned int> vectorCols;
-  app.add_option("--vectorCols", vectorCols, "Indices of columns to group as vectors (col col+1 col+2)");
-  CLI11_PARSE(app,argc,argv);
-  
-  auto errorMSG=[&](const size_t vi, const size_t vj){
-    std::cout<<"Error while parsing the vectorCols: ";
-    std::cout<<"("<<vi<<","<<vi+1<<","<<vi+2<<") overlaps with "<<"("<<vj<<","<<vj+1<<","<<vj+2<<")"<<std::endl;
-    exit(2);
-  };
-  
-  //Check the consistency of the param.
-  for(auto i=0u; i < vectorCols.size(); ++i)
-  {
-    for(auto j=i+1; j < vectorCols.size(); ++j)
-    {
-      if ((vectorCols[j] == vectorCols[i]) || (vectorCols[j] == vectorCols[i]+1) || (vectorCols[j] == vectorCols[i]+2))
-        errorMSG(vectorCols[i], vectorCols[j]);
-    }
-  }
-  
-  // Initialize polyscope
-  polyscope::init();
-
-  //Process all files
-  for(auto &filename: filenames)
-    processFile(filename,vectorCols);
-  
-  // Give control to the polyscope gui
-  polyscope::show();
-
-  return EXIT_SUCCESS;
-}