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spns #19079: Top-ii-vol integration in SMESH
[modules/smesh.git] / src / Tools / TopIIVolMeshPlug / TopIIVolMeshPluginDialog.py
diff --git a/src/Tools/TopIIVolMeshPlug/TopIIVolMeshPluginDialog.py b/src/Tools/TopIIVolMeshPlug/TopIIVolMeshPluginDialog.py
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+# -*- coding: utf-8 -*-
+# Copyright (C) 2013-2020  EDF R&D
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
+
+import os, subprocess
+import random
+import getpass
+import time
+import pathlib
+
+# set seed
+from datetime import datetime
+random.seed(datetime.now())
+
+import platform
+import tempfile
+from TopIIVolMeshPluginDialog_ui import Ui_TopIIVolMeshMainFrame
+from TopIIVolMeshMonitor import TopIIVolMeshMonitor
+from qtsalome import *
+
+verbose = True
+
+class TopIIVolMeshPluginDialog(Ui_TopIIVolMeshMainFrame,QWidget):
+  """
+  """
+  def __init__(self):
+    QWidget.__init__(self)
+    self.setupUi(self)
+    self.qpbHelp.clicked.connect(self.OnQpbHelpClicked)
+    self.qpbCompute.clicked.connect(self.OnQpbComputeClicked)
+    self.qpbMeshFile.clicked.connect(self.OnQpbMeshFileClicked)
+    self.qpbMeshFile.setToolTip("Select input DEM file")
+    self.qpbClose.clicked.connect(self.OnQpbCloseClicked)
+    self.qcbDistributed.stateChanged[int].connect(self.OnqcbDistributedClicked)
+    self.qlbXParts.setVisible(False)
+    self.qlbYParts.setVisible(False)
+    self.qlbZParts.setVisible(False)
+    self.qsbXParts.setVisible(False)
+    self.qsbYParts.setVisible(False)
+    self.qsbZParts.setVisible(False)
+    self.SALOME_TMP_DIR = None
+    try:
+      self.qleTmpDir.setText(os.path.join('/tmp',getpass.getuser(),'top-ii-vol'))
+    except:
+      self.qleTmpDir.setText('/tmp')
+    self.resize(800, 500)
+    self.outputMesh = ''
+
+  def OnQpbHelpClicked(self):
+    import SalomePyQt
+    sgPyQt = SalomePyQt.SalomePyQt()
+    try:
+      mydir=os.environ["SMESH_ROOT_DIR"]
+    except Exception:
+      QMessageBox.warning(self, "Help", "Help unavailable $SMESH_ROOT_DIR not found")
+      return
+
+    myDoc=mydir + "/share/doc/salome/gui/SMESH/TopIIVolMesh/index.html"
+    sgPyQt.helpContext(myDoc,"")
+
+  def OnQpbMeshFileClicked(self):
+    fd = QFileDialog(self, "select an existing Mesh file", self.qleMeshFile.text(), "Mesh-Files (*.xyz);;All Files (*)")
+    if fd.exec_():
+      infile = fd.selectedFiles()[0]
+      self.qleMeshFile.setText(infile)
+
+  def OnQpbComputeClicked(self):
+    if self.qleMeshFile.text() == '':
+      QMessageBox.critical(self, "Mesh", "select an input mesh")
+      return
+    inputMesh = self.qleMeshFile.text()
+    # retrieve x,y,z and depth parameters
+    xPoints = self.qsbXPoints.value()
+    yPoints = self.qsbYPoints.value()
+    zPoints = self.qsbZPoints.value()
+    depth   = self.qsbDepth.value()
+    nProcs  = self.qsbNBprocs.value()
+    if not self.qcbDistributed.isChecked():
+      if nProcs == 1:
+        shellCmd = "topIIvol_Mesher"
+      else:
+        shellCmd = "mpirun -np {} topIIvol_ParMesher".format(nProcs)
+      shellCmd+= " --xpoints " + str(xPoints)
+      shellCmd+= " --ypoints " + str(yPoints)
+      shellCmd+= " --zpoints " + str(zPoints)
+      shellCmd+= " --depth   " + str(depth)
+      shellCmd+= " --in " + inputMesh
+    else:
+      xParts = self.qsbXParts.value()
+      yParts = self.qsbYParts.value()
+      zParts = self.qsbZParts.value()
+      shellCmd = "mpirun -np {} topIIvol_DistMesher".format(nProcs)
+      shellCmd+= " --xpoints " + str(xPoints)
+      shellCmd+= " --ypoints " + str(yPoints)
+      shellCmd+= " --zpoints " + str(zPoints)
+      shellCmd+= " --depth   " + str(depth)
+      shellCmd+= " --partition_x " + str(xParts)
+      shellCmd+= " --partition_y " + str(yParts)
+      shellCmd+= " --partition_z " + str(zParts)
+      shellCmd+= " --in " + inputMesh
+    if platform.system()=="Windows" :
+      self.SALOME_TMP_DIR = os.getenv("SALOME_TMP_DIR")
+    else:
+      self.SALOME_TMP_DIR = os.path.join(self.qleTmpDir.text(), time.strftime("%Y-%m-%d-%H-%M-%S"))
+      pathlib.Path(self.SALOME_TMP_DIR).mkdir(parents=True, exist_ok=True)
+    self.outputMesh= os.path.join(self.SALOME_TMP_DIR, inputMesh.split('/').pop().replace('.xyz','.mesh'))
+    shellCmd+= " --out " + self.outputMesh
+    print("INFO: ", shellCmd)
+    myMonitorView=TopIIVolMeshMonitor(self, shellCmd)
+
+  def OnqcbDistributedClicked(self):
+    state = self.qcbDistributed.isChecked()
+    self.qlbXParts.setVisible(state)
+    self.qlbYParts.setVisible(state)
+    self.qlbZParts.setVisible(state)
+    self.qsbXParts.setVisible(state)
+    self.qsbYParts.setVisible(state)
+    self.qsbZParts.setVisible(state)
+
+  def OnQpbCloseClicked(self):
+    self.close()
+
+  def saveOutputMesh(self):
+    if not self.qcbDisplayMesh.isChecked():
+      return True
+    import salome
+    import  SMESH, SALOMEDS
+    from salome.smesh import smeshBuilder
+    smesh = smeshBuilder.New()
+    self.outputMesh.split('/')
+    for mesh in pathlib.Path(self.SALOME_TMP_DIR).glob('*.mesh'):
+      (outputMesh, status) = smesh.CreateMeshesFromGMF(os.path.join(self.SALOME_TMP_DIR, mesh))
+    if salome.sg.hasDesktop():
+        salome.sg.updateObjBrowser()
+    return True
+
+__instance = None
+
+def getInstance():
+  """
+  This function returns a singleton instance of the plugin dialog.
+  It is mandatory in order to call show without a parent ...
+  """
+  global __instance
+  if __instance is None:
+    __instance = TopIIVolMeshPluginDialog()
+  return __instance