fix(meshGeneration): changed file extension to vtk and 3D

utils/meshGeneration/generateMesh.py

@@ -8,7 +8,7 @@ def generate_spherical_mesh(radius=1, meshSize=0.1):
         # Create a spherical (ball) geometry centered at (0,0,0)
         sphere = geo.add_ball([0, 0, 0], radius)
         # Generate a 2D mesh (i.e. surface mesh) of the sphere
-        myMesh = geo.generate_mesh(dim=2)
+        myMesh = geo.generate_mesh(dim=3)
     return myMesh
 
 def write_mfem_mesh(meshData, filename):
@@ -21,4 +21,4 @@ if __name__ == '__main__':
     args = parser.parse_args()
 
     meshData = generate_spherical_mesh(args.radius, args.meshSize)
-    write_mfem_mesh(meshData, 'sphere.mesh')
+    write_mfem_mesh(meshData, 'sphere.vtk')