more info on meshing and recalculation only if needed

src/Mod/Fem/App/FemMesh.cpp

@@ -890,3 +890,25 @@ Data::Segment* FemMesh::getSubElement(const char* Type, unsigned long n) const
     //return new ShapeSegment(getSubShape(temp.c_str()));
     return 0;
 }
+
+struct Fem::FemMesh::FemMeshInfo FemMesh::getInfo(void) const{
+
+    struct FemMeshInfo rtrn;
+
+    SMESHDS_Mesh* data =  const_cast<SMESH_Mesh*>(getSMesh())->GetMeshDS();
+	const SMDS_MeshInfo& info = data->GetMeshInfo();
+	rtrn.numFaces = data->NbFaces();
+    rtrn.numNode = info.NbNodes();
+    rtrn.numTria = info.NbTriangles();
+    rtrn.numQuad = info.NbQuadrangles();
+    rtrn.numPoly = info.NbPolygons();
+    rtrn.numVolu = info.NbVolumes();
+    rtrn.numTetr = info.NbTetras();
+    rtrn.numHexa = info.NbHexas();
+    rtrn.numPyrd = info.NbPyramids();
+    rtrn.numPris = info.NbPrisms();
+    rtrn.numHedr = info.NbPolyhedrons();
+
+    return rtrn;
+
+}

src/Mod/Fem/App/FemMesh.h

@@ -104,6 +104,23 @@ public:
     void transformGeometry(const Base::Matrix4D &rclMat);
     //@}
 
+    struct FemMeshInfo {
+	    int numFaces; 
+        int numNode;
+        int numTria;
+        int numQuad;
+        int numPoly;
+        int numVolu;
+        int numTetr;
+        int numHexa;
+        int numPyrd;
+        int numPris;
+        int numHedr;
+    };
+
+    ///
+    struct FemMeshInfo getInfo(void) const;
+
     /// import from files
     void read(const char *FileName);
     void write(const char *FileName) const;

src/Mod/Fem/Gui/TaskDlgMeshShapeNetgen.cpp

@@ -77,11 +77,13 @@ void TaskDlgMeshShapeNetgen::open()
 void TaskDlgMeshShapeNetgen::clicked(int button)
 {
     try {
-        if(QDialogButtonBox::Apply == button)
+        if(QDialogButtonBox::Apply == button && param->touched)
         {
             Gui::WaitCursor wc;
             // May throw an exception which we must handle here
             FemMeshShapeNetgenObject->execute();
+            param->setInfo();
+            param->touched = false;
         }
     }
     catch (const Base::Exception& e) {
@@ -92,8 +94,11 @@ void TaskDlgMeshShapeNetgen::clicked(int button)
 bool TaskDlgMeshShapeNetgen::accept()
 {
     try {
-        Gui::WaitCursor wc;
+        if(param->touched)
-        FemMeshShapeNetgenObject->recompute();
+        {
+            Gui::WaitCursor wc;
+            FemMeshShapeNetgenObject->recompute();
+        }
         //FemSetNodesObject->Label.setValue(name->name);
         Gui::Command::doCommand(Gui::Command::Gui,"Gui.activeDocument().resetEdit()");
 

src/Mod/Fem/Gui/TaskTetParameter.cpp

@@ -40,6 +40,7 @@
 #include <Gui/View3DInventorViewer.h>
 #include <Gui/Utilities.h>
 #include <Mod/Fem/App/FemMeshShapeNetgenObject.h>
+#include <Mod/Fem/App/FemMesh.h>
 
 
 using namespace FemGui;
@@ -77,6 +78,12 @@ TaskTetParameter::TaskTetParameter(Fem::FemMeshShapeNetgenObject *pcObject,QWidg
     QObject::connect(ui->spinBox_SegsPerRadius,SIGNAL(valueChanged (int)),this,SLOT(setSegsPerRadius(int)));
     QObject::connect(ui->checkBox_Optimize,SIGNAL(stateChanged  (int)),this,SLOT(setOptimize(int)));
 
+    if(pcObject->FemMesh.getValue().getInfo().numNode == 0)
+        touched = true;
+    else
+        touched = false;
+
+    setInfo();
 }
 
 TaskTetParameter::~TaskTetParameter()
@@ -97,45 +104,64 @@ void TaskTetParameter::SwitchMethod(int Value)
     }
 
    pcObject->Fininess.setValue(Value);
+   touched = true;
 }
 
 void TaskTetParameter::maxSizeValueChanged(double Value)
 {
     pcObject->MaxSize.setValue(Value);
+    touched = true;
+
 }
 
 void TaskTetParameter::setQuadric(int s)
 {
     pcObject->SecondOrder.setValue(s!=0);
+    touched = true;
 }
 
 void TaskTetParameter::setGrothRate(double v)
 {
     pcObject->GrothRate.setValue(v);
+    touched = true;
+
 }
 
 void TaskTetParameter::setSegsPerEdge(int v)
 {
     pcObject->NbSegsPerEdge.setValue(v);
+    touched = true;
 
 }
 
 void TaskTetParameter::setSegsPerRadius(int v)
 {
     pcObject->NbSegsPerRadius.setValue(v);
+    touched = true;
 
 }
 
 void TaskTetParameter::setOptimize(int v)
 {
     pcObject->Optimize.setValue(v!=0);
+    touched = true;
 
 }
 
 
+void TaskTetParameter::setInfo(void)
+{
+    Fem::FemMesh::FemMeshInfo info = pcObject->FemMesh.getValue().getInfo();
+    //Base::BoundBox3d bndBox = pcObject->FemMesh.getValue().getBoundBox();
+
+
+    ui->lineEdit_InfoNodes      ->setText(QString::number(info.numNode));
+    ui->lineEdit_InfoTriangle   ->setText(QString::number(info.numFaces));
+    ui->lineEdit_InfoTet        ->setText(QString::number(info.numTetr));
+}
+
+
 
 
 
-
-
 #include "moc_TaskTetParameter.cpp"

src/Mod/Fem/Gui/TaskTetParameter.h

@@ -59,6 +59,9 @@ public:
     ~TaskTetParameter();
 
     ViewProviderFemMeshShapeNetgen * MeshViewProvider;
+    void setInfo(void);
+
+    bool touched; 
 
 private Q_SLOTS:
     void SwitchMethod(int Value);

src/Mod/Fem/Gui/TaskTetParameter.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>221</width>
-    <height>196</height>
+    <height>311</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -148,6 +148,62 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="Line" name="line">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QFormLayout" name="formLayout_2">
+     <property name="fieldGrowthPolicy">
+      <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
+     </property>
+     <item row="0" column="0">
+      <widget class="QLabel" name="label_6">
+       <property name="text">
+        <string>Node count: </string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QLineEdit" name="lineEdit_InfoNodes">
+       <property name="readOnly">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="QLabel" name="label_7">
+       <property name="text">
+        <string>Triangle count:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1">
+      <widget class="QLineEdit" name="lineEdit_InfoTriangle">
+       <property name="readOnly">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="0">
+      <widget class="QLabel" name="label_9">
+       <property name="text">
+        <string>Tetraeder count:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1">
+      <widget class="QLineEdit" name="lineEdit_InfoTet">
+       <property name="readOnly">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
   </layout>
  </widget>
  <resources/>