Merge branch 'yan/parallel_mesh2'

[modules/smesh.git] / test / netgen_runner.py

diff --git a/test/netgen_runner.py b/test/netgen_runner.py
new file mode 100644 (file)
index 0000000..be8386f
--- /dev/null
+++ b/test/netgen_runner.py
@@ -0,0 +1,129 @@
+#!/usr/bin/env python
+import sys
+import salome
+
+salome.salome_init()
+
+from os import path
+import tempfile
+import subprocess
+
+import GEOM, SMESH, SALOMEDS
+
+from salome.geom import geomBuilder
+from salome.smesh import smeshBuilder
+
+import math
+
+smesh = smeshBuilder.New()
+geompy = geomBuilder.New()
+
+import medcoupling as mc
+
+def create_param_file(param_file):
+    """ Create a parameter file for runner """
+    param = """1
+34.64
+0.14
+16
+0.15
+1.5
+0
+0
+1
+5
+1
+1
+-1
+3
+3
+0.2
+2
+1
+0
+0
+2
+2
+0
+
+0
+0
+0"""
+    with open(param_file, "w") as ffile:
+        ffile.write(param)
+
+
+def test_netgen3d():
+    """ Test netgen3d mesher """
+    # Building geometry
+    box = geompy.MakeBoxDXDYDZ(200, 200, 200)
+
+    geompy.ExtractShapes(box, geompy.ShapeType["FACE"], True)
+    groupe_1 = geompy.CreateGroup(box, geompy.ShapeType["FACE"])
+    geompy.UnionIDs(groupe_1, [3, 13, 23, 27, 31, 33])
+
+    [_, _, _, _, _, _, groupe_1] = geompy.GetExistingSubObjects(box, False)
+
+    # Creating 2D mesh
+    netgen_2d_parameters_1 = smesh.CreateHypothesisByAverageLength(
+        'NETGEN_Parameters_2D', 'NETGENEngine', 34.641, 0)
+    mesh_2d = smesh.Mesh(groupe_1, 'Maillage_1')
+    mesh_2d.AddHypothesis(groupe_1, netgen_2d_parameters_1)
+    mesh_2d.Triangle(algo=smeshBuilder.NETGEN_1D2D)
+    is_done = mesh_2d.Compute()
+    assert is_done
+    smesh.SetName(mesh_2d, 'Maillage_1')
+
+    with tempfile.TemporaryDirectory() as tmp_dir:
+        mesh_file = path.join(tmp_dir, "mesh.med")
+        shape_file = path.join(tmp_dir, "shape.step")
+        param_file = path.join(tmp_dir, "param.txt")
+        output_mesh = path.join(tmp_dir, "mesh3D.med")
+
+        print("Running in folder: ", tmp_dir)
+        create_param_file(param_file)
+
+        mesh_2d.ExportMED(mesh_file, 0, 41, 1, mesh_2d, 1, [], '', -1, 1)
+        geompy.ExportSTEP(box, shape_file, GEOM.LU_METER)
+
+        runner = path.join("${NETGENPLUGIN_ROOT_DIR}",
+                           "bin",
+                           "salome",
+                           "NETGENPlugin_Runner")
+
+        if sys.platform == 'win32':
+            runner += ".exe"
+
+        cmd = "{runner} NETGEN3D {mesh_file} {shape_file} "\
+              "{param_file} NONE NONE {output_mesh}"\
+              .format(runner=runner,
+                      mesh_file=mesh_file,
+                      shape_file=shape_file,
+                      param_file=param_file,
+                      output_mesh=output_mesh)
+        print(cmd)
+        subprocess.check_call(cmd, shell=True)
+
+        mesh_read = mc.ReadUMeshFromFile(output_mesh, "MESH", 0)
+
+        nb_tetras = mesh_read.getNumberOfCellsWithType(mc.NORM_TETRA4)
+        nb_points = mesh_read.getNumberOfNodes()
+
+        mesh_read = mc.ReadUMeshFromFile(output_mesh, "MESH", -1)
+        nb_triangles = mesh_read.getNumberOfCellsWithType(mc.NORM_TRI3)
+
+        mesh_read = mc.ReadUMeshFromFile(output_mesh, "MESH", -2)
+        nb_segments = mesh_read.getNumberOfCellsWithType(mc.NORM_SEG2)
+
+        print("Nb Tetras:", nb_tetras)
+        print("Nb Triangles:", nb_triangles)
+        print("Nb Segments:", nb_segments)
+        print("Nb Points:", nb_points)
+
+        assert nb_points > 0
+        assert nb_segments > 0
+        assert nb_triangles > 0
+        assert nb_tetras > 0
+
+if __name__ == "__main__":
+    test_netgen3d()