Fix writer

Author: TimGoTheCreator

src/io/vtu_save.h

@@ -19,49 +19,49 @@ inline void SaveVTU(const std::vector<Particle>& p, const std::string& filename)
 
     // --- POINTS ---
     out << "      <Points>\n";
-    out << "        <DataArray type=\"Float32\" NumberOfComponents=\"3\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"Float32\" NumberOfComponents=\"3\" format=\"ascii\">\n          ";
     for (const auto& a : p)
-        out << "          " << a.x << " " << a.y << " " << a.z << "\n";
-    out << "        </DataArray>\n";
+        out << a.x << " " << a.y << " " << a.z << " ";
+    out << "\n        </DataArray>\n";
     out << "      </Points>\n";
 
-    // --- CELLS (each particle is a vertex cell) ---
+    // --- CELLS ---
     out << "      <Cells>\n";
 
     // connectivity
-    out << "        <DataArray type=\"Int32\" Name=\"connectivity\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"Int32\" Name=\"connectivity\" format=\"ascii\">\n          ";
     for (size_t i = 0; i < N; i++)
-        out << "          " << i << "\n";
-    out << "        </DataArray>\n";
+        out << i << " ";
+    out << "\n        </DataArray>\n";
 
     // offsets
-    out << "        <DataArray type=\"Int32\" Name=\"offsets\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"Int32\" Name=\"offsets\" format=\"ascii\">\n          ";
     for (size_t i = 1; i <= N; i++)
-        out << "          " << i << "\n";
-    out << "        </DataArray>\n";
+        out << i << " ";
+    out << "\n        </DataArray>\n";
 
     // types (1 = VTK_VERTEX)
-    out << "        <DataArray type=\"UInt8\" Name=\"types\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"UInt8\" Name=\"types\" format=\"ascii\">\n          ";
     for (size_t i = 0; i < N; i++)
-        out << "          1\n";
-    out << "        </DataArray>\n";
+        out << "1 ";
+    out << "\n        </DataArray>\n";
 
     out << "      </Cells>\n";
 
     // --- POINT DATA ---
     out << "      <PointData>\n";
 
     // velocity vector
-    out << "        <DataArray type=\"Float32\" Name=\"velocity\" NumberOfComponents=\"3\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"Float32\" Name=\"velocity\" NumberOfComponents=\"3\" format=\"ascii\">\n          ";
     for (const auto& a : p)
-        out << "          " << a.vx << " " << a.vy << " " << a.vz << "\n";
-    out << "        </DataArray>\n";
+        out << a.vx << " " << a.vy << " " << a.vz << " ";
+    out << "\n        </DataArray>\n";
 
     // mass scalar
-    out << "        <DataArray type=\"Float32\" Name=\"mass\" format=\"ascii\">\n";
+    out << "        <DataArray type=\"Float32\" Name=\"mass\" format=\"ascii\">\n          ";
     for (const auto& a : p)
-        out << "          " << a.m << "\n";
-    out << "        </DataArray>\n";
+        out << a.m << " ";
+    out << "\n        </DataArray>\n";
 
     out << "      </PointData>\n";