[A/IO] Substitute writePoints by output operator and GL::rotatePoints.

Applications/FileIO/Gmsh/GMSHInterface.cpp

@@ -33,6 +33,19 @@ namespace FileIO
 {
 namespace GMSH
 {
+static std::ostream& operator<<(std::ostream& os,
+                                std::vector<GMSHPoint*> const& points)
+{
+    for (auto& point : points)
+    {
+        if (point)
+        {
+            os << *point << "\n";
+        }
+    }
+    return os;
+}
+
 GMSHInterface::GMSHInterface(
     GeoLib::GEOObjects& geo_objs, bool /*include_stations_as_constraints*/,
     GMSH::MeshDensityAlgorithm const mesh_density_algorithm,
@@ -218,7 +231,9 @@ int GMSHInterface::writeGMSHInputFile(std::ostream& out)
     }
 
     // *** finally write data :-)
-    writePoints(out);
+    GeoLib::rotatePoints(_inverse_rot_mat, _gmsh_pnts);
+    out << _gmsh_pnts;
+
     std::size_t pnt_id_offset(_gmsh_pnts.size());
     for (auto* polygon_tree : _polygon_tree_list)
     {
@@ -239,20 +254,5 @@ int GMSHInterface::writeGMSHInputFile(std::ostream& out)
     return 0;
 }
 
-void GMSHInterface::writePoints(std::ostream& out) const
-{
-    for (auto& gmsh_pnt : _gmsh_pnts)
-    {
-        // reverse rotation
-        if (gmsh_pnt)
-        {
-            auto p = Eigen::Map<Eigen::Vector3d>(
-                const_cast<double*>(gmsh_pnt->getCoords()));
-            p = _inverse_rot_mat * p;
-            out << *gmsh_pnt << "\n";
-        }
-    }
-}
-
 } // end namespace GMSH
 } // end namespace FileIO

Applications/FileIO/Gmsh/GMSHInterface.h

@@ -95,8 +95,6 @@ private:
      */
     int writeGMSHInputFile(std::ostream & out);
 
-    void writePoints(std::ostream& out) const;
-
     std::size_t _n_lines;
     std::size_t _n_plane_sfc;
 
@@ -108,7 +106,7 @@ private:
     std::vector<GMSH::GMSHPoint*> _gmsh_pnts;
 
     std::unique_ptr<GMSH::GMSHMeshDensityStrategy> _mesh_density_strategy;
-    /// Holds the inverse rotation matrix. The matrix is used in writePoints() to
+    /// Holds the inverse rotation matrix. The matrix is used to
     /// revert the rotation done in writeGMSHInputFile().
     Eigen::Matrix3d _inverse_rot_mat = Eigen::Matrix3d::Zero();
     /// Signals if the input points should be rotated or projected to the