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0020672: EDF 1243 SMESH : Be able to transform mixed mesh
authoreap <eap@opencascade.com>
Tue, 30 Mar 2010 12:36:23 +0000 (12:36 +0000)
committereap <eap@opencascade.com>
Tue, 30 Mar 2010 12:36:23 +0000 (12:36 +0000)
 * Add "Split into Tetrahedra" operation

doc/salome/gui/SMESH/images/split_into_tetra.png [new file with mode: 0644]
doc/salome/gui/SMESH/images/split_into_tetra_icon.png [new file with mode: 0644]
doc/salome/gui/SMESH/input/modifying_meshes.doc
doc/salome/gui/SMESH/input/split_to_tetra.doc [new file with mode: 0644]
resources/Makefile.am
resources/split_into_tetra.png [new file with mode: 0644]
src/SMESHGUI/SMESHGUI.cxx
src/SMESHGUI/SMESHGUI_MultiEditDlg.cxx
src/SMESHGUI/SMESHGUI_MultiEditDlg.h
src/SMESHGUI/SMESH_images.ts
src/SMESHGUI/SMESH_msg_en.ts

diff --git a/doc/salome/gui/SMESH/images/split_into_tetra.png b/doc/salome/gui/SMESH/images/split_into_tetra.png
new file mode 100644 (file)
index 0000000..bc88b11
Binary files /dev/null and b/doc/salome/gui/SMESH/images/split_into_tetra.png differ
diff --git a/doc/salome/gui/SMESH/images/split_into_tetra_icon.png b/doc/salome/gui/SMESH/images/split_into_tetra_icon.png
new file mode 100644 (file)
index 0000000..b113c30
Binary files /dev/null and b/doc/salome/gui/SMESH/images/split_into_tetra_icon.png differ
index 2a396d3cdb2c7e8d1f823406d33e87d3a971d9c2..afa553f1b00fce3bced42779f65b8ee203e0651a 100644 (file)
@@ -37,6 +37,7 @@ or created anew.</li>
 <li>\subpage changing_orientation_of_elements_page "Change orientation"
  of the selected elements.</li>
 <li>\subpage cutting_quadrangles_page "Cut a quadrangle" into two triangles.</li>
+<li>\subpage split_to_tetra_page "Split" volumic elements into tetrahedra.</li>
 <li>\subpage smoothing_page "Smooth" elements, reducung distortions in
 them by adjusting the locations of element corners.</li>
 <li>Create an \subpage extrusion_page "extrusion" along a vector.</li>
diff --git a/doc/salome/gui/SMESH/input/split_to_tetra.doc b/doc/salome/gui/SMESH/input/split_to_tetra.doc
new file mode 100644 (file)
index 0000000..57efb37
--- /dev/null
@@ -0,0 +1,55 @@
+/*!
+
+\page split_to_tetra_page Splitting volumes into tetrahedra
+
+\n This operation allows to split volumic elements into tetrahedra. 
+2D mesh is modified accordingly.
+
+<em>To split volumes:</em>
+<ol>
+<li>Display a mesh or a submesh in the 3D viewer.</li>
+<li>In the \b Modification menu select the <b>Split into Tetrahedra</b> item or
+click <em>"Split into Tetrahedra"</em> button in the toolbar.
+
+\image html split_into_tetra_icon.png
+<center><em>"Split into Tetrahedra" button</em></center>
+
+The following dialog box will appear:
+
+\image html split_into_tetra.png
+
+\par
+<ul>
+<li>The main list contains the list of volumes. You can click on
+a volume in the 3D viewer and it will be highlighted (lock Shift
+keyboard button to select several volumes). Click \b Add button and
+the ID of this volume will be added to the list. To remove a
+selected element or elements from the list click \b Remove button. <b>Sort
+list</b> button allows to sort the list of IDs. \b Filter button allows to
+apply a definite filter to the selection of volumes.
+<br><b>Note:</b> If you split not all adjacent non-tetrahedral volumes, your mesh becomes 
+non-conform.</li>
+<li><b>Apply to all</b> radio button allows to split all
+volumes of the currently displayed mesh or submesh.</li>
+</ul>
+
+<ul>
+<li>\b Split hexahedron
+
+<ul>
+<li><b>Into 5 tetrahedra</b> and <b>Into 6 tetrahedra</b> allows to
+specify the number of tetrahedra a hexahedron will be split into. If the specified method does
+not allow to get a conform mesh, a generic solution is applied: an additional node 
+is created at gravity center of a hexahedron, serving an apex of tetrahedra, all quadrangle sides of the hexahedron are split into two triangles each serving a base of a new tetrahedron.</li>
+</ul>
+
+</li>
+
+<li><b>Select from</b> set of fields allows to choose a submesh or an
+existing group whose elements will be automatically added to the
+list.</li>
+</ul>
+
+<li>Click the \b Apply or <b>Apply and Close</b> button to confirm the operation.</li>
+</ol>
+*/
index 1444dc11168b6105ecfadbd8186ede20965a4dec..58a1f92946535dfe7825405eb7f7e17845333959 100644 (file)
@@ -169,7 +169,8 @@ dist_salomeres_DATA = \
        mesh_2d_from_3d.png \
         mesh_free_faces.png \
         scale.png \
-        scale_along_axes.png
+        scale_along_axes.png \
+       split_into_tetra.png
 
 # VSR: little trick to avoid putting if SMESHCatalog.xml to the distribution archive
 nodist_salomeres_SCRIPTS = SMESHCatalog.xml
diff --git a/resources/split_into_tetra.png b/resources/split_into_tetra.png
new file mode 100644 (file)
index 0000000..b113c30
Binary files /dev/null and b/resources/split_into_tetra.png differ
index 1ccc5cc650fe07d1b166aba92a4329ffd4fdf081..52c6c2ab0a04120d5ccfeb46f5aff3faedbdffc6 100644 (file)
             anActor->SetNodeColor( aColor.R, aColor.G, aColor.B );
           else if( aGroupObject->GetType() == SMESH::EDGE )
             anActor->SetEdgeColor( aColor.R, aColor.G, aColor.B );
-         else if( aGroupObject->GetType() == SMESH::ELEM0D )
-           anActor->Set0DColor( aColor.R, aColor.G, aColor.B );
+          else if( aGroupObject->GetType() == SMESH::ELEM0D )
+            anActor->Set0DColor( aColor.R, aColor.G, aColor.B );
           else
             anActor->SetSufaceColor( aColor.R, aColor.G, aColor.B );
         }
@@ -1853,9 +1853,10 @@ bool SMESHGUI::OnGUIEvent( int theCommandID )
         ( new SMESHGUI_UnionOfTwoTrianglesDlg( this ) )->show();
       break;
     }
-    case 409: // Change orientation
-    case 410: // Union of triangles
-    case 411: // Cutting of quadrangles
+  case 409: // Change orientation
+  case 410: // Union of triangles
+  case 411: // Cutting of quadrangles
+  case 419: // Splitting volumes into tetrahedra
     {
       if ( !vtkwnd )
       {
@@ -1873,6 +1874,8 @@ bool SMESHGUI::OnGUIEvent( int theCommandID )
         aDlg = new SMESHGUI_ChangeOrientationDlg(this);
       else if ( theCommandID == 410 )
         aDlg = new SMESHGUI_UnionOfTrianglesDlg(this);
+      else if ( theCommandID == 419 )
+        aDlg = new SMESHGUI_CuttingIntoTetraDlg(this);
       else
         aDlg = new SMESHGUI_CuttingOfQuadsDlg(this);
 
@@ -2981,6 +2984,7 @@ void SMESHGUI::initialize( CAM_Application* app )
   createSMESHAction(  416, "EXTRUSION_ALONG", "ICON_EXTRUSION_ALONG" );
   createSMESHAction(  417, "CONV_TO_QUAD",    "ICON_CONV_TO_QUAD" );
   createSMESHAction(  418, "2D_FROM_3D",      "ICON_2D_FROM_3D" );
+  createSMESHAction(  419, "SPLIT_TO_TETRA",  "ICON_SPLIT_TO_TETRA" );
   createSMESHAction(  200, "RESET" );
   createSMESHAction(  201, "SCALAR_BAR_PROP" );
   createSMESHAction(  211, "WIRE",           "ICON_WIRE", 0, true );
@@ -3147,6 +3151,7 @@ void SMESHGUI::initialize( CAM_Application* app )
   createMenu( 409, modifyId, -1 );
   createMenu( 410, modifyId, -1 );
   createMenu( 411, modifyId, -1 );
+  createMenu( 419, modifyId, -1 );
   createMenu( 412, modifyId, -1 );
   createMenu( 413, modifyId, -1 );
   createMenu( 416, modifyId, -1 );
@@ -3247,6 +3252,7 @@ void SMESHGUI::initialize( CAM_Application* app )
   createTool( 409, modifyTb );
   createTool( 410, modifyTb );
   createTool( 411, modifyTb );
+  createTool( 419, modifyTb );
   createTool( 412, modifyTb );
   createTool( 413, modifyTb );
   createTool( 416, modifyTb );
index 907f8a65b86b43439488e7d909061f8a03a20c72..edef76173ee9775b7f6550c6ef1a4272aeb5ef7c 100755 (executable)
 #include <SMDS_Mesh.hxx>
 
 // SALOME GUI includes
-#include <SUIT_ResourceMgr.h>
 #include <SUIT_Desktop.h>
-#include <SUIT_Session.h>
 #include <SUIT_MessageBox.h>
+#include <SUIT_OverrideCursor.h>
+#include <SUIT_ResourceMgr.h>
+#include <SUIT_Session.h>
 
 #include <LightApp_SelectionMgr.h>
 #include <LightApp_Application.h>
 #include <SALOME_ListIO.hxx>
 #include <SALOME_ListIteratorOfListIO.hxx>
+#include <SalomeApp_Tools.h>
 
 #include <SVTK_Selector.h>
 #include <SVTK_ViewWindow.h>
@@ -301,7 +303,7 @@ QWidget* SMESHGUI_MultiEditDlg::createButtonFrame (QWidget* theParent)
 bool SMESHGUI_MultiEditDlg::isValid (const bool /*theMess*/)
 {
   return (!myMesh->_is_nil() &&
-          (myListBox->count() > 0 || (myToAllChk->isChecked() && myActor)));
+          (myListBox->count() > 0 || (myToAllChk->isChecked()/* && myActor*/)));
 }
 
 //=======================================================================
@@ -423,49 +425,51 @@ void SMESHGUI_MultiEditDlg::onOk()
 
 //=======================================================================
 // name    : SMESHGUI_MultiEditDlg::getIds
-// Purpose : Retrive identifiers from list box
+// Purpose : Retrive identifiers from list box or the whole object
 //=======================================================================
-SMESH::long_array_var SMESHGUI_MultiEditDlg::getIds()
+
+SMESH::long_array_var SMESHGUI_MultiEditDlg::getIds(SMESH::SMESH_IDSource_var& obj)
 {
   SMESH::long_array_var anIds = new SMESH::long_array;
 
   if (myToAllChk->isChecked())
   {
     myIds.Clear();
-    SMESH_Actor * anActor = SMESH::FindActorByObject(myMesh);
-    if (!anActor)
-      anActor = myActor;
-    if (anActor != 0)
-    {
-      // skl 07.02.2006
-      SMDS_Mesh* aMesh = myActor->GetObject()->GetMesh();
-      if( myFilterType == SMESH::TriaFilter || 
-          myFilterType == SMESH::QuadFilter ||
-          myFilterType == SMESH::FaceFilter ) {
-        SMDS_FaceIteratorPtr it = aMesh->facesIterator();
-        while(it->more()) {
-          const SMDS_MeshFace* f = it->next();
-          if(myFilterType == SMESH::FaceFilter) {
-            myIds.Add(f->GetID());
-          }
-          else if( myFilterType==SMESH::TriaFilter &&
-                   ( f->NbNodes()==3 || f->NbNodes()==6 ) ) {
-            myIds.Add(f->GetID());
-          }
-          else if( myFilterType==SMESH::QuadFilter &&
-                   ( f->NbNodes()==4 || f->NbNodes()==8 ) ) {
-            myIds.Add(f->GetID());
-          }
-        }
-      }
-      else if(myFilterType == SMESH::VolumeFilter) {
-        SMDS_VolumeIteratorPtr it = aMesh->volumesIterator();
-        while(it->more()) {
-          const SMDS_MeshVolume* f = it->next();
-          myIds.Add(f->GetID());
-        }
-      }
-      /* commented by skl 07.02.2006
+    obj = SMESH::SMESH_IDSource::_narrow( myMesh );
+//     SMESH_Actor * anActor = SMESH::FindActorByObject(myMesh);
+//     if (!anActor)
+//       anActor = myActor;
+//     if (anActor != 0)
+//     {
+//       // skl 07.02.2006
+//       SMDS_Mesh* aMesh = myActor->GetObject()->GetMesh();
+//       if( myFilterType == SMESH::TriaFilter || 
+//           myFilterType == SMESH::QuadFilter ||
+//           myFilterType == SMESH::FaceFilter ) {
+//         SMDS_FaceIteratorPtr it = aMesh->facesIterator();
+//         while(it->more()) {
+//           const SMDS_MeshFace* f = it->next();
+//           if(myFilterType == SMESH::FaceFilter) {
+//             myIds.Add(f->GetID());
+//           }
+//           else if( myFilterType==SMESH::TriaFilter &&
+//                    ( f->NbNodes()==3 || f->NbNodes()==6 ) ) {
+//             myIds.Add(f->GetID());
+//           }
+//           else if( myFilterType==SMESH::QuadFilter &&
+//                    ( f->NbNodes()==4 || f->NbNodes()==8 ) ) {
+//             myIds.Add(f->GetID());
+//           }
+//         }
+//       }
+//       else if(myFilterType == SMESH::VolumeFilter) {
+//         SMDS_VolumeIteratorPtr it = aMesh->volumesIterator();
+//         while(it->more()) {
+//           const SMDS_MeshVolume* f = it->next();
+//           myIds.Add(f->GetID());
+//         }
+//       }
+      /* commented by skl 07.02.2006 - to work with quadratic elements
       TVisualObjPtr aVisualObj = anActor->GetObject();
       vtkUnstructuredGrid* aGrid = aVisualObj->GetUnstructuredGrid();
       if (aGrid != 0) {
@@ -490,7 +494,7 @@ SMESH::long_array_var SMESHGUI_MultiEditDlg::getIds()
         }
       }
       */
-    }
+    //}
   }
 
   anIds->length(myIds.Extent());
@@ -1034,9 +1038,12 @@ bool SMESHGUI_MultiEditDlg::onApply()
 
   myBusy = true;
 
-  SMESH::long_array_var anIds = getIds();
+  SUIT_OverrideCursor aWaitCursor;
 
-  bool aResult = process(aMeshEditor, anIds.inout());
+  SMESH::SMESH_IDSource_var obj;
+  SMESH::long_array_var anIds = getIds(obj);
+
+  bool aResult = process(aMeshEditor, anIds.inout(), obj);
   if (aResult) {
     if (myActor) {
       SALOME_ListIO sel;
@@ -1124,9 +1131,13 @@ SMESHGUI_ChangeOrientationDlg::~SMESHGUI_ChangeOrientationDlg()
 }
 
 bool SMESHGUI_ChangeOrientationDlg::process (SMESH::SMESH_MeshEditor_ptr theEditor,
-                                             const SMESH::long_array&    theIds)
+                                             const SMESH::long_array&    theIds,
+                                             SMESH::SMESH_IDSource_ptr   obj)
 {
-  return theEditor->Reorient(theIds);
+  if ( CORBA::is_nil( obj ))
+    return theEditor->Reorient(theIds);
+  else
+    return theEditor->ReorientObject( obj );
 }
 
 /*!
@@ -1190,11 +1201,16 @@ bool SMESHGUI_UnionOfTrianglesDlg::isValid (const bool theMess)
 }
 
 bool SMESHGUI_UnionOfTrianglesDlg::process (SMESH::SMESH_MeshEditor_ptr theEditor,
-                                            const SMESH::long_array&    theIds)
+                                            const SMESH::long_array&    theIds,
+                                            SMESH::SMESH_IDSource_ptr   obj)
 {
   SMESH::NumericalFunctor_var aCriterion = getNumericalFunctor();
   double aMaxAngle = myMaxAngleSpin->GetValue() * PI / 180.0;
-  bool ok = theEditor->TriToQuad(theIds, aCriterion, aMaxAngle);
+  bool ok;
+  if ( CORBA::is_nil( obj ))
+    ok = theEditor->TriToQuad(theIds, aCriterion, aMaxAngle);
+  else
+    ok = theEditor->TriToQuadObject(obj, aCriterion, aMaxAngle);
   if( ok ) {
     QStringList aParameters;
     aParameters << myMaxAngleSpin->text();
@@ -1243,19 +1259,21 @@ void SMESHGUI_CuttingOfQuadsDlg::onClose()
 }
 
 bool SMESHGUI_CuttingOfQuadsDlg::process (SMESH::SMESH_MeshEditor_ptr theEditor,
-                                          const SMESH::long_array&    theIds)
+                                          const SMESH::long_array&    theIds,
+                                          SMESH::SMESH_IDSource_ptr   obj)
 {
+  bool hasObj = (! CORBA::is_nil( obj ));
   switch (myGroupChoice->checkedId()) {
   case 0: // use diagonal 1-3
-    return theEditor->SplitQuad(theIds, true);
+    return hasObj ? theEditor->SplitQuadObject(obj, true) : theEditor->SplitQuad(theIds, true);
   case 1: // use diagonal 2-4
-    return theEditor->SplitQuad(theIds, false);
+    return hasObj ? theEditor->SplitQuadObject(obj, false) : theEditor->SplitQuad(theIds, false);
   default: // use numeric functor
     break;
   }
 
-  SMESH::NumericalFunctor_var aCriterion = getNumericalFunctor();
-  return theEditor->QuadToTri(theIds, aCriterion);
+  SMESH::NumericalFunctor_var aCrit = getNumericalFunctor();
+  return hasObj ? theEditor->QuadToTriObject(obj, aCrit) : theEditor->QuadToTri(theIds, aCrit);
 }
 
 void SMESHGUI_CuttingOfQuadsDlg::onCriterionRB()
@@ -1295,8 +1313,9 @@ void SMESHGUI_CuttingOfQuadsDlg::displayPreview()
     erasePreview();
 
   // get Ids of elements
-  SMESH::long_array_var anElemIds = getIds();
-  if (getIds()->length() == 0)
+  SMESH::SMESH_IDSource_var obj;
+  SMESH::long_array_var anElemIds = getIds(obj);
+  if (anElemIds->length() == 0 && obj->_is_nil() )
     return;
 
   SMDS_Mesh* aMesh = myActor->GetObject()->GetMesh();
@@ -1449,3 +1468,55 @@ void SMESHGUI_CuttingOfQuadsDlg::displayPreview()
   aCellTypesArray->Delete();
   aCellLocationsArray->Delete();
 }
+
+/*!
+ *  Class       : SMESHGUI_CuttingIntoTetraDlg
+ *  Description : Modification of orientation of faces
+ */
+
+SMESHGUI_CuttingIntoTetraDlg::SMESHGUI_CuttingIntoTetraDlg(SMESHGUI* theModule)
+  : SMESHGUI_MultiEditDlg(theModule, SMESH::VolumeFilter, false)
+{
+  setWindowTitle(tr("CAPTION"));
+  myHelpFileName = "split_to_tetra_page.html";
+  myEntityType = SMESH::VolumeFilter;
+
+  myToAllChk->setChecked( true ); //aplly to the whole mesh by default
+
+  bool hasHexa = true;//myMesh->_is_nil() ? false : myMesh->NbHexas();
+
+  if ( hasHexa )
+  {
+    myGroupChoice->button(2)->hide();
+    myGroupChoice->button(0)->setText( tr("SPLIT_HEX_TO_5_TETRA"));
+    myGroupChoice->button(1)->setText( tr("SPLIT_HEX_TO_6_TETRA"));
+
+    myCriterionGrp->setTitle( tr("SPLIT_METHOD"));
+    myCriterionGrp->show();
+    myComboBoxFunctor->hide();
+    myChoiceWidget->show();
+  }
+  setSelectionMode();
+  updateButtons();
+}
+
+SMESHGUI_CuttingIntoTetraDlg::~SMESHGUI_CuttingIntoTetraDlg()
+{
+}
+
+bool SMESHGUI_CuttingIntoTetraDlg::process (SMESH::SMESH_MeshEditor_ptr theEditor,
+                                            const SMESH::long_array&    theIds,
+                                            SMESH::SMESH_IDSource_ptr   theObj)
+{
+  SMESH::SMESH_IDSource_var obj = theObj;
+  if ( CORBA::is_nil( obj ))
+    obj = theEditor->MakeIDSource( theIds );
+  try {
+    theEditor->SplitVolumesIntoTetra( obj, myGroupChoice->checkedId()+1 );
+  }
+  catch ( const SALOME::SALOME_Exception& S_ex ) {
+    SalomeApp_Tools::QtCatchCorbaException( S_ex );
+    return false;
+  }
+  return true;
+}
index f1499681442c854118c3833abfdd9caabe86c506..ea23178c90457a521555fa2c692f6afb2303a900 100755 (executable)
@@ -108,12 +108,13 @@ protected:
   QWidget*                  createButtonFrame( QWidget* );
   QWidget*                  createMainFrame( QWidget*, const bool );
   virtual bool              isValid( const bool );
-  SMESH::long_array_var     getIds();
+  SMESH::long_array_var     getIds(SMESH::SMESH_IDSource_var& obj);
   void                      updateButtons();
   void                      setSelectionMode();
   virtual bool              isIdValid( const int ) const;
   virtual bool              process( SMESH::SMESH_MeshEditor_ptr, 
-                                     const SMESH::long_array& ) = 0;
+                                     const SMESH::long_array& ,
+                                     SMESH::SMESH_IDSource_ptr obj) = 0;
   int                       entityType();
 
 protected:
@@ -174,7 +175,9 @@ public:
   virtual ~SMESHGUI_ChangeOrientationDlg();
 
 protected:
-  virtual bool process( SMESH::SMESH_MeshEditor_ptr, const SMESH::long_array& );
+  virtual bool process( SMESH::SMESH_MeshEditor_ptr,
+                        const SMESH::long_array& ,
+                        SMESH::SMESH_IDSource_ptr obj);
 };
 
 /*!
@@ -191,7 +194,9 @@ public:
 
 protected:
   virtual bool      isValid( const bool );
-  virtual bool      process( SMESH::SMESH_MeshEditor_ptr, const SMESH::long_array& );
+  virtual bool      process( SMESH::SMESH_MeshEditor_ptr,
+                             const SMESH::long_array&,
+                             SMESH::SMESH_IDSource_ptr obj );
 
 private:
   SMESHGUI_SpinBox* myMaxAngleSpin;
@@ -210,7 +215,9 @@ public:
   virtual ~SMESHGUI_CuttingOfQuadsDlg();
 
 protected:
-  virtual bool  process( SMESH::SMESH_MeshEditor_ptr, const SMESH::long_array& );
+  virtual bool  process( SMESH::SMESH_MeshEditor_ptr,
+                         const SMESH::long_array& ,
+                         SMESH::SMESH_IDSource_ptr obj);
 
 protected slots:
   virtual void  onClose();
@@ -226,4 +233,22 @@ private:
   QCheckBox*    myPreviewChk;
 };
 
+/*!
+ * Class       : SMESHGUI_CuttingIntoTetraDlg
+ * Description : Split all volumes into tetrahedrons
+ */
+class  SMESHGUI_CuttingIntoTetraDlg : public SMESHGUI_MultiEditDlg
+{
+  Q_OBJECT
+
+public:
+  SMESHGUI_CuttingIntoTetraDlg( SMESHGUI* );
+  virtual ~SMESHGUI_CuttingIntoTetraDlg();
+
+protected:
+  virtual bool process( SMESH::SMESH_MeshEditor_ptr,
+                        const SMESH::long_array&,
+                        SMESH::SMESH_IDSource_ptr obj );
+};
+
 #endif // SMESHGUI_MULTIEDITDLG_H
index 24ab4bea16d738daf89a6918bd65b445a06febb9..83d74e83dd6b9cd2330fbd8b0b40923f167d1061 100644 (file)
             <source>ICON_2D_FROM_3D</source>
             <translation>mesh_2d_from_3d.png</translation>
         </message>
+        <message>
+            <source>ICON_SPLIT_TO_TETRA</source>
+            <translation>split_into_tetra.png</translation>
+        </message>
     </context>
 </TS>
index 7d625361083fe9e0a9b9d3badd2e4850e73a64ed..ad1ab608b4f46a6a1a6dce531abb151dc9282cf6 100644 (file)
             <source>MEN_WIRE</source>
             <translation>Wireframe</translation>
         </message>
+        <message>
+            <source>MEN_SPLIT_TO_TETRA</source>
+            <translation>Split into Tetrahedra</translation>
+        </message>
+        <message>
+            <source>TOP_SPLIT_TO_TETRA</source>
+            <translation>Split into Tetrahedra</translation>
+        </message>
+        <message>
+            <source>STB_SPLIT_TO_TETRA</source>
+            <translation>Split into Tetrahedra</translation>
+        </message>
         <message>
             <source>MESHERS_FILE_CANT_OPEN</source>
             <translation>Can not open resource file</translation>
@@ -4763,6 +4775,25 @@ It is impossible to read point coordinates from file</translation>
             <translation>Use numeric functor</translation>
         </message>
     </context>
+    <context>
+        <name>SMESHGUI_CuttingIntoTetraDlg</name>
+        <message>
+            <source>CAPTION</source>
+            <translation>Splitting volumes into tetrahedra</translation>
+        </message>
+        <message>
+            <source>SPLIT_METHOD</source>
+            <translation>Split hexahedron</translation>
+        </message>
+        <message>
+            <source>SPLIT_HEX_TO_5_TETRA</source>
+            <translation>Into 5 tetrahedra</translation>
+        </message>
+        <message>
+            <source>SPLIT_HEX_TO_6_TETRA</source>
+            <translation>Into 6 tetrahedra</translation>
+        </message>
+    </context>
     <context>
         <name>SMESHGUI_PrecisionDlg</name>
         <message>