diff --git a/doc/salome/gui/GEOM/images/repair1.png b/doc/salome/gui/GEOM/images/repair1.png
old mode 100755
new mode 100644
index 7347daac0..5e0ee76b6
Binary files a/doc/salome/gui/GEOM/images/repair1.png and b/doc/salome/gui/GEOM/images/repair1.png differ
diff --git a/doc/salome/gui/GEOM/input/shape_processing_operation.doc b/doc/salome/gui/GEOM/input/shape_processing_operation.doc
index aa97ec32f..c92d48b8c 100644
--- a/doc/salome/gui/GEOM/input/shape_processing_operation.doc
+++ b/doc/salome/gui/GEOM/input/shape_processing_operation.doc
@@ -51,11 +51,27 @@ spots and strips.
possible face size.
Drop Small Edges (DropSmallEdges) - removes edges, which
-merge with neighbouring edges.
+merge with neighboring edges.
3D Tolerance (DropSmallEdges.Tolerance3d) - defines minimum
possible distance between two parallel edges.
+Drop Small Solids (DropSmallSolids) - either removes small
+ solids or merges them with neighboring ones.
+
+Width factor tol. (DropSmallSolids.WidthFactorThreshold) -
+ defines maximum value of 2V/S of a solid which is
+ considered small, where \a V is volume and \a S is surface area of
+ the solid.
+Volume tol. (DropSmallSolids.VolumeThreshold) - defines
+ maximum volume of a solid which is considered small.
+To merge solids (DropSmallSolids.MergeSolids) - if
+ activated, small solids are removed, else small solids are merged to
+ adjacent non-small solids or left untouched if cannot be merged.
+
+
+If the both tolerances are activated a solid is considered small if
+it meets the both criteria.
Split Angle (SplitAngle) - splits faces based on conical
surfaces, surfaces of revolution and cylindrical surfaces in segments
using a certain angle.
diff --git a/src/GEOMGUI/GEOM_msg_en.ts b/src/GEOMGUI/GEOM_msg_en.ts
index 31679839b..8f7d8a97a 100644
--- a/src/GEOMGUI/GEOM_msg_en.ts
+++ b/src/GEOMGUI/GEOM_msg_en.ts
@@ -6716,6 +6716,18 @@ Please close this message box and select edges for gluing
Enabling this option may result in a very time-consuming operation for some input shapes.
Would you like to continue?
+
+ WIDTH_FACTOR_TOL
+ Width factor tol.
+
+
+ VOLUME_TOL
+ Volume tol.
+
+
+ TO_MERGE_SOLIDS
+ To merge solids
+
GEOMToolsGUI_DeleteDlg
diff --git a/src/RepairGUI/RepairGUI_ShapeProcessDlg.cxx b/src/RepairGUI/RepairGUI_ShapeProcessDlg.cxx
index e05f008d3..7933c1552 100755
--- a/src/RepairGUI/RepairGUI_ShapeProcessDlg.cxx
+++ b/src/RepairGUI/RepairGUI_ShapeProcessDlg.cxx
@@ -83,15 +83,15 @@ void RepairGUI_ShapeProcessDlg::init()
initParamsValues();
initSelection();
- setWindowTitle( tr( "GEOM_SHAPEPROCESS_TITLE" ) );
+ setWindowTitle( tr( "GEOM_SHAPEPROCESS_TITLE" ));
mainFrame()->GroupConstructors->hide();
// select widget on the top
mySelectWdgt = new DlgRef_1Sel( centralWidget() );
- mySelectWdgt->GroupBox1->setTitle( tr( "GEOM_SHAPE" ) );
- mySelectWdgt->TextLabel1->setText( tr( "GEOM_SELECTED_OBJECTS" ) );
- mySelectWdgt->PushButton1->setIcon( SUIT_Session::session()->resourceMgr()->loadPixmap( "GEOM", tr( "ICON_SELECT" ) ) );
+ mySelectWdgt->GroupBox1->setTitle( tr( "GEOM_SHAPE" ));
+ mySelectWdgt->TextLabel1->setText( tr( "GEOM_SELECTED_OBJECTS" ));
+ mySelectWdgt->PushButton1->setIcon( SUIT_Session::session()->resourceMgr()->loadPixmap( "GEOM", tr( "ICON_SELECT" )));
mySelectWdgt->LineEdit1->setReadOnly( true );
// layout the two group boxes in the middle, add a list of operations
@@ -100,7 +100,7 @@ void RepairGUI_ShapeProcessDlg::init()
// operations list widget
myOpList = new QListWidget( anOperGr );
myOpList->setSortingEnabled( false );
- myOpList->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Expanding ) );
+ myOpList->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Expanding ));
QVBoxLayout* aOperLay = new QVBoxLayout( anOperGr );
aOperLay->setMargin( 9 );
@@ -109,7 +109,7 @@ void RepairGUI_ShapeProcessDlg::init()
QGroupBox* aParamsGr = new QGroupBox( tr( "GEOM_PARAMETERS" ), centralWidget() );
// add a widget stack to the parameters group box
- QStackedLayout* aStack = new QStackedLayout( aParamsGr );
+ myStack = new QStackedLayout( aParamsGr );
// continueties values..
QStringList aContinueties = QString( "C0,G1,C1,G2,C2,C3,CN" ).split( "," );
@@ -152,6 +152,32 @@ void RepairGUI_ShapeProcessDlg::init()
aLay->addWidget( myFixFaceSizeTol, 0, 1 );
aLay->setRowStretch( aLay->rowCount(), 5 );
}
+ else if ( myOpLst[i] == "DropSmallSolids" ) {
+ // DropSmallSolids
+ w = new QWidget( aParamsGr );
+ QGridLayout* aLay = new QGridLayout( w );
+ aLay->setMargin( 9 ); aLay->setSpacing( 6 );
+
+ myDropSmallSolidsWidChk = new QCheckBox( tr("WIDTH_FACTOR_TOL"), w );
+ myDropSmallSolidsVolChk = new QCheckBox( tr("VOLUME_TOL"), w );
+ myDropSmallSolidsWidTol = new SalomeApp_DoubleSpinBox( w );
+ myDropSmallSolidsVolTol = new SalomeApp_DoubleSpinBox( w );
+ initSpinBox( myDropSmallSolidsWidTol, 0., 100., 1e-7, "len_tol_precision" );
+ initSpinBox( myDropSmallSolidsVolTol, 0., 100., 1e-7, "len_tol_precision" );
+ myDropSmallSolidsWidTol->setValue( 1e-7 );
+ myDropSmallSolidsVolTol->setValue( 1e-7 );
+ myDropSmallSolidsVolChk->setChecked( true );
+ myDropSmallSolidsWidTol->setEnabled( false );
+ myDropSmallSolidsMergeChk = new QCheckBox( tr("TO_MERGE_SOLIDS"), w );
+
+ aLay->addWidget( myDropSmallSolidsWidChk, 0, 0 );
+ aLay->addWidget( myDropSmallSolidsWidTol, 0, 1 );
+ aLay->addWidget( myDropSmallSolidsVolChk, 1, 0 );
+ aLay->addWidget( myDropSmallSolidsVolTol, 1, 1 );
+ aLay->addWidget( myDropSmallSolidsMergeChk, 2, 0, 1, 2 );
+
+ aLay->setRowStretch( aLay->rowCount(), 5 );
+ }
else if ( myOpLst[i] == "DropSmallEdges" ) {
// DropSmallEdges
w = new QWidget( aParamsGr );
@@ -295,7 +321,7 @@ void RepairGUI_ShapeProcessDlg::init()
else {
w = new QWidget( aParamsGr ); // dumb widget
}
- aStack->insertWidget( i, w );
+ myStack->insertWidget( i, w );
}
QGridLayout* layout = new QGridLayout( centralWidget() );
@@ -305,25 +331,30 @@ void RepairGUI_ShapeProcessDlg::init()
layout->addWidget( aParamsGr, 1, 1 );
// signals and slots connections
- connect( buttonOk(), SIGNAL( clicked() ), this, SLOT( onOk() ) );
- connect( buttonApply(), SIGNAL( clicked() ), this, SLOT( onApply() ) );
+ connect( buttonOk(), SIGNAL( clicked() ), this, SLOT( onOk() ));
+ connect( buttonApply(), SIGNAL( clicked() ), this, SLOT( onApply() ));
- connect( ( (SalomeApp_Application*)( SUIT_Session::session()->activeApplication() ) )->selectionMgr(),
- SIGNAL( currentSelectionChanged() ), this, SLOT( selectionChanged() ) );
+ connect( ( (SalomeApp_Application*)( SUIT_Session::session()->activeApplication() ))->selectionMgr(),
+ SIGNAL( currentSelectionChanged() ), this, SLOT( selectionChanged() ));
- connect( mySelectWdgt->PushButton1, SIGNAL( clicked() ), this, SLOT( selectClicked() ) );
- connect( mySelectWdgt->LineEdit1, SIGNAL( returnPressed() ), this, SLOT( lineEditReturnPressed() ) );
+ connect( mySelectWdgt->PushButton1, SIGNAL( clicked() ), this, SLOT( selectClicked() ));
+ connect( mySelectWdgt->LineEdit1, SIGNAL( returnPressed() ), this, SLOT( lineEditReturnPressed() ));
- connect( myToBezierSurfModeChk, SIGNAL( toggled( bool ) ), this, SLOT( advOptionToggled( bool ) ) );
+ connect( myToBezierSurfModeChk, SIGNAL( toggled( bool )), this, SLOT( advOptionToggled( bool )));
+ connect( myDropSmallSolidsWidChk, SIGNAL( toggled( bool )), this, SLOT( advOptionToggled( bool )));
+ connect( myDropSmallSolidsVolChk, SIGNAL( toggled( bool )), this, SLOT( advOptionToggled( bool )));
- connect( myOpList, SIGNAL( currentRowChanged( int ) ), aStack, SLOT( setCurrentIndex( int ) ) );
+ connect( myOpList, SIGNAL( currentRowChanged( int )), myStack, SLOT( setCurrentIndex( int )));
+ connect( myOpList, SIGNAL( itemChanged( QListWidgetItem* )), this, SLOT( operatorChecked( QListWidgetItem* )));
adjustSize();
loadDefaults(); // init dialog fields with values from resource file
//myOpList->setCurrentRow( myOpList->findItem( 0 );
reset();
- initName( tr( "PROCESS_SHAPE_NEW_OBJ_NAME" ) );
+ myStack->setCurrentIndex( 0 );
+
+ initName( tr( "PROCESS_SHAPE_NEW_OBJ_NAME" ));
selectionChanged();
}
@@ -373,14 +404,14 @@ void RepairGUI_ShapeProcessDlg::selectionChanged()
myObjects->length(aSelList.Extent());
for (SALOME_ListIteratorOfListIO anIt (aSelList); anIt.More(); anIt.Next()) {
GEOM::GEOM_Object_var aSelectedObject = GEOMBase::ConvertIOinGEOMObject( anIt.Value() );
- if ( !CORBA::is_nil( aSelectedObject ) )
+ if ( !CORBA::is_nil( aSelectedObject ))
myObjects[i++] = aSelectedObject;
}
myObjects->length( i );
if ( i == 1 )
- mySelectWdgt->LineEdit1->setText( GEOMBase::GetName( myObjects[0] ) );
+ mySelectWdgt->LineEdit1->setText( GEOMBase::GetName( myObjects[0] ));
else if ( i > 0 )
- mySelectWdgt->LineEdit1->setText( QString::number( i ) + "_" + tr( "GEOM_OBJECTS" ) );
+ mySelectWdgt->LineEdit1->setText( QString::number( i ) + "_" + tr( "GEOM_OBJECTS" ));
}
@@ -413,8 +444,8 @@ void RepairGUI_ShapeProcessDlg::lineEditReturnPressed()
void RepairGUI_ShapeProcessDlg::activate()
{
GEOMBase_Skeleton::ActivateThisDialog();
- connect( ( (SalomeApp_Application*)( SUIT_Session::session()->activeApplication( ) ))->selectionMgr(),
- SIGNAL( currentSelectionChanged() ), this, SLOT( selectionChanged() ) );
+ connect( ( (SalomeApp_Application*)( SUIT_Session::session()->activeApplication( )))->selectionMgr(),
+ SIGNAL( currentSelectionChanged() ), this, SLOT( selectionChanged() ));
reset();
//myGeomGUI->SetState( 0 );
@@ -451,7 +482,7 @@ void RepairGUI_ShapeProcessDlg::reset()
//=================================================================================
const char* get_convert( const char* theParam, const QString& theValue )
{
- if ( !strcmp( theParam, "SplitAngle.Angle" ) ) {
+ if ( !strcmp( theParam, "SplitAngle.Angle" )) {
double doubleValue = theValue.toDouble() * M_PI / 180.;
return CORBA::string_dup( QString::number( doubleValue ).toLatin1().constData() );
}
@@ -464,7 +495,7 @@ const char* get_convert( const char* theParam, const QString& theValue )
//=================================================================================
QString set_convert( const char* theParam, const char* theValue )
{
- if ( !strcmp( theParam, "SplitAngle.Angle" ) ) {
+ if ( !strcmp( theParam, "SplitAngle.Angle" )) {
Kernel_Utils::Localizer loc;
double doubleValue = atof( theValue ) * 180. / M_PI;
return QString::number( doubleValue );
@@ -502,7 +533,7 @@ void RepairGUI_ShapeProcessDlg::loadDefaults()
for ( int j = 0; j < aParams->length(); j++ ) {
QWidget* aCtrl = getControl( (const char*)aParams[j] );
- setValue( aCtrl, set_convert( (const char*)aParams[j], aValues[j] ) );
+ setValue( aCtrl, set_convert( (const char*)aParams[j], aValues[j] ));
}
}
}
@@ -514,13 +545,13 @@ void RepairGUI_ShapeProcessDlg::loadDefaults()
void RepairGUI_ShapeProcessDlg::setValue( QWidget* theControl, const QString& theValue )
{
if ( theControl && !theValue.isNull() ) {
- if ( qobject_cast( theControl ) )
+ if ( qobject_cast( theControl ))
qobject_cast( theControl )->setValue( theValue.toDouble() );
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
qobject_cast( theControl )->setValue( theValue.toInt() );
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
qobject_cast( theControl )->setEditText( theValue );
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
qobject_cast( theControl )->setChecked( theValue.toInt() != 0 );
}
}
@@ -532,13 +563,13 @@ void RepairGUI_ShapeProcessDlg::setValue( QWidget* theControl, const QString& th
QString RepairGUI_ShapeProcessDlg::getValue( QWidget* theControl ) const
{
if ( theControl ) {
- if ( qobject_cast( theControl ) )
+ if ( qobject_cast( theControl ))
return QString::number( qobject_cast( theControl )->value() );
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
return QString::number( qobject_cast( theControl )->value() );
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
return qobject_cast( theControl )->currentText();
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
return qobject_cast( theControl )->isChecked() ? "1" : "0";
}
return 0;
@@ -551,9 +582,9 @@ QString RepairGUI_ShapeProcessDlg::getValue( QWidget* theControl ) const
QString RepairGUI_ShapeProcessDlg::getText( QWidget* theControl ) const
{
if ( theControl ) {
- if ( qobject_cast( theControl ) )
+ if ( qobject_cast( theControl ))
return qobject_cast( theControl )->text();
- else if ( qobject_cast( theControl ) )
+ else if ( qobject_cast( theControl ))
return qobject_cast( theControl )->text();
}
return QString::null;
@@ -583,9 +614,10 @@ bool RepairGUI_ShapeProcessDlg::isValid( QString& msg )
while( aListIter.hasNext() ) {
const QString& aParam = aListIter.next();
QWidget* aControl = getControl( aParam );
- if ( qobject_cast( aControl ) )
+ if ( !aControl->isEnabled() ) continue;
+ if ( qobject_cast( aControl ))
ok = qobject_cast( aControl )->isValid( msg, !IsPreview() ) && ok;
- else if ( qobject_cast( aControl ) )
+ else if ( qobject_cast( aControl ))
ok = qobject_cast( aControl )->isValid( msg, !IsPreview() ) && ok;
}
}
@@ -699,6 +731,9 @@ QWidget* RepairGUI_ShapeProcessDlg::getControl( const QString& theParam )
else if ( theParam == "SplitClosedFaces.NbSplitPoints" ) return mySplitClosedFacesNum;
else if ( theParam == "FixFaceSize.Tolerance" ) return myFixFaceSizeTol;
else if ( theParam == "DropSmallEdges.Tolerance3d" ) return myDropSmallEdgesTol3D;
+ else if ( theParam == "DropSmallSolids.WidthFactorThreshold" ) return myDropSmallSolidsWidTol;
+ else if ( theParam == "DropSmallSolids.VolumeThreshold" ) return myDropSmallSolidsWidTol;
+ else if ( theParam == "DropSmallSolids.MergeSolids" ) return myDropSmallSolidsMergeChk;
else if ( theParam == "BSplineRestriction.SurfaceMode" ) return myBSplineSurfModeChk;
else if ( theParam == "BSplineRestriction.Curve3dMode" ) return myBSpline3DCurveChk;
else if ( theParam == "BSplineRestriction.Curve2dMode" ) return myBSpline2DCurveChk;
@@ -740,6 +775,11 @@ void RepairGUI_ShapeProcessDlg::initParamsValues()
myOpLst << "DropSmallEdges";
myValMap["DropSmallEdges"] << "DropSmallEdges.Tolerance3d";
+ myOpLst << "DropSmallSolids";
+ myValMap["DropSmallSolids"] << "DropSmallSolids.WidthFactorThreshold";
+ myValMap["DropSmallSolids"] << "DropSmallSolids.VolumeThreshold";
+ myValMap["DropSmallSolids"] << "DropSmallSolids.MergeSolids";
+
myOpLst << "SplitAngle";
myValMap["SplitAngle"] << "SplitAngle.Angle";
myValMap["SplitAngle"] << "SplitAngle.MaxTolerance";
@@ -808,13 +848,13 @@ GEOM::string_array* RepairGUI_ShapeProcessDlg::getValues( const GEOM::string_arr
{
GEOM::string_array_var aValues = new GEOM::string_array();
aValues->length( theParams.length() );
-
+
for ( int i = 0; i < theParams.length(); i++ ) {
QWidget* aCtrl = getControl( (const char*)theParams[i] );
- if ( aCtrl )
- aValues[i] = get_convert( (const char*)theParams[i], getValue( aCtrl ) );
+ if ( aCtrl && aCtrl->isEnabled() )
+ aValues[i] = get_convert( (const char*)theParams[i], getValue( aCtrl ));
}
-
+
return aValues._retn();
}
@@ -863,9 +903,43 @@ void RepairGUI_ShapeProcessDlg::initSelection()
void RepairGUI_ShapeProcessDlg::advOptionToggled( bool on )
{
QAbstractButton* btn = (QAbstractButton*)sender();
- if ( on && btn->isCheckable() &&
- SUIT_MessageBox::warning( this,
- tr( "GEOM_WRN_WARNING" ), tr( "TIME_CONSUMING" ),
- SUIT_MessageBox::Yes | SUIT_MessageBox::No ) == SUIT_MessageBox::No )
- btn->toggle();
+ if ( btn == myToBezierSurfModeChk )
+ {
+ if ( on && btn->isCheckable() &&
+ SUIT_MessageBox::warning( this,
+ tr( "GEOM_WRN_WARNING" ), tr( "TIME_CONSUMING" ),
+ SUIT_MessageBox::Yes | SUIT_MessageBox::No ) == SUIT_MessageBox::No )
+ btn->toggle();
+ }
+
+ // either myDropSmallSolidsWidChk or myDropSmallSolidsVolChk must be checked
+ if ( btn == myDropSmallSolidsWidChk )
+ {
+ myDropSmallSolidsWidTol->setEnabled( on );
+ if ( !on ) {
+ myDropSmallSolidsVolChk->setChecked( true );
+ myDropSmallSolidsVolTol->setEnabled( true );
+ }
+ }
+ if ( btn == myDropSmallSolidsVolChk )
+ {
+ myDropSmallSolidsVolTol->setEnabled( on );
+ if ( !on ) {
+ myDropSmallSolidsWidChk->setChecked( true );
+ myDropSmallSolidsWidTol->setEnabled( true );
+ }
+ }
+}
+
+//=======================================================================
+//function : operatorChecked
+//purpose : show parameters of a selected operator
+//=======================================================================
+
+void RepairGUI_ShapeProcessDlg::operatorChecked( QListWidgetItem * item )
+{
+ if ( item && item->checkState() == Qt::Checked )
+ {
+ myStack->setCurrentIndex( myOpList->row( item ));
+ }
}
diff --git a/src/RepairGUI/RepairGUI_ShapeProcessDlg.h b/src/RepairGUI/RepairGUI_ShapeProcessDlg.h
index 4a6480220..2049a0d62 100755
--- a/src/RepairGUI/RepairGUI_ShapeProcessDlg.h
+++ b/src/RepairGUI/RepairGUI_ShapeProcessDlg.h
@@ -34,9 +34,11 @@
class DlgRef_1Sel;
class SalomeApp_IntSpinBox;
class SalomeApp_DoubleSpinBox;
-class QComboBox;
class QCheckBox;
+class QComboBox;
class QListWidget;
+class QListWidgetItem;
+class QStackedLayout;
//=================================================================================
// class : RepairGUI_ShapeProcessDlg
@@ -87,6 +89,7 @@ private:
DlgRef_1Sel* mySelectWdgt;
QListWidget* myOpList;
+ QStackedLayout* myStack;
SalomeApp_DoubleSpinBox* myFixShapeTol3D;
SalomeApp_DoubleSpinBox* myFixShapeMaxTol3D;
@@ -120,7 +123,13 @@ private:
SalomeApp_DoubleSpinBox* myToBezierMaxTol;
SalomeApp_DoubleSpinBox* mySameParameterTol3D;
-
+
+ QCheckBox* myDropSmallSolidsWidChk;
+ QCheckBox* myDropSmallSolidsVolChk;
+ SalomeApp_DoubleSpinBox* myDropSmallSolidsWidTol;
+ SalomeApp_DoubleSpinBox* myDropSmallSolidsVolTol;
+ QCheckBox* myDropSmallSolidsMergeChk;
+
private slots:
void onOk();
bool onApply();
@@ -131,6 +140,7 @@ private slots:
void selectionChanged();
void selectClicked();
void advOptionToggled( bool );
-};
+ void operatorChecked( QListWidgetItem * item );
+};
#endif // REPAIRGUI_SHAPEPROCESSDLG_H
diff --git a/src/ShHealOper/ShHealOper_ShapeProcess.cxx b/src/ShHealOper/ShHealOper_ShapeProcess.cxx
index d991e1f7e..26905677a 100644
--- a/src/ShHealOper/ShHealOper_ShapeProcess.cxx
+++ b/src/ShHealOper/ShHealOper_ShapeProcess.cxx
@@ -62,7 +62,6 @@ ShHealOper_ShapeProcess::ShHealOper_ShapeProcess ( ) :
myLevel = TopAbs_EDGE;
myDone = Standard_False;
myOperations.Context()->SetDetalisation ( TopAbs_EDGE );
- myOperations.Context()->SetTraceLevel( 3 );
}
//=======================================================================
@@ -131,23 +130,8 @@ void ShHealOper_ShapeProcess::Perform(const TopoDS_Shape& theOldShape,
myStatistics.AddModif( txt.ToCString() );
}
}
-
-// for (TopTools_DataMapIteratorOfDataMapOfShapeShape It (myOperations.Context()->Map()); It.More(); It.Next()) {
-// TopoDS_Shape keyshape = It.Key(), valueshape = It.Value();
-// /* if (keyshape.ShapeType() == TopAbs_SHELL) {
-// if (valueshape.IsNull()) SN++;
-// else SS++;
-// }
-// else if (keyshape.ShapeType() == TopAbs_FACE)*/ {
-// if (valueshape.IsNull()) cout << "Removed" << endl;
-// else {
-// TopAbs::Print( keyshape.ShapeType(), cout ) << " -> ";
-// TopAbs::Print( valueshape.ShapeType(), cout ) << " IsSame()=" << keyshape.IsSame(valueshape) << endl;
-// }
-// }
-// }
-
}
+
//=======================================================================
//function : SetOperators
//purpose :