Coverity issues: fix Mesh, Points and Inspection module

src/Mod/Inspection/App/InspectionFeature.cpp

@@ -751,8 +751,11 @@ App::DocumentObjectExecReturn* Feature::execute(void)
         }
     }
 
+    if (countRMS > 0) {
         fRMS = fRMS / countRMS;
         fRMS = sqrt(fRMS);
+    }
+
     Base::Console().Message("RMS value for '%s' with search radius=%.4f is: %.4f\n",
         this->Label.getValue(), this->SearchRadius.getValue(), fRMS);
 

src/Mod/Inspection/Gui/ViewProviderInspection.cpp

@@ -183,7 +183,7 @@ void ViewProviderInspection::updateData(const App::Property* prop)
 {
     // set to the expected size
     if (prop->getTypeId() == App::PropertyLink::getClassTypeId()) {
-        App::GeoFeature* object = static_cast<const App::PropertyLink*>(prop)->getValue<App::GeoFeature*>();
+        App::GeoFeature* object = dynamic_cast<const App::PropertyLink*>(prop)->getValue<App::GeoFeature*>();
         if (object) {
             float accuracy=0;
             Base::Type meshId  = Base::Type::fromName("Mesh::Feature");
@@ -260,10 +260,11 @@ void ViewProviderInspection::updateData(const App::Property* prop)
         // force an update of the Inventor data nodes
         if (this->pcObject) {
             App::Property* link = this->pcObject->getPropertyByName("Actual");
-            if (link) updateData(link);
+            if (link)
-        }
+                updateData(link);
             setDistances();
         }
+    }
     else if (prop->getTypeId() == App::PropertyFloat::getClassTypeId()) {
         if (strcmp(prop->getName(), "SearchRadius") == 0) {
             float fSearchRadius = ((App::PropertyFloat*)prop)->getValue();
@@ -281,6 +282,9 @@ SoSeparator* ViewProviderInspection::getFrontRoot(void) const
 
 void ViewProviderInspection::setDistances()
 {
+    if (!pcObject)
+        return;
+
     App::Property* pDistances = pcObject->getPropertyByName("Distances");
     if (!pDistances) {
         SoDebugError::post("ViewProviderInspection::setDistances", "Unknown property 'Distances'");

src/Mod/Mesh/App/Core/Algorithm.cpp

@@ -1570,24 +1570,24 @@ bool MeshAlgorithm::ConnectPolygons(std::list<std::vector<Base::Vector3f> > &clP
                                     std::list<std::pair<Base::Vector3f, Base::Vector3f> > &rclLines) const
 {
 
-  for(std::list< std::vector<Base::Vector3f> >::iterator OutIter = clPolyList.begin(); OutIter != clPolyList.end(); ++OutIter)
+    for (std::list< std::vector<Base::Vector3f> >::iterator OutIter = clPolyList.begin(); OutIter != clPolyList.end(); ++OutIter) {
-  {
+        if (OutIter->empty())
+            continue;
         std::pair<Base::Vector3f,Base::Vector3f> currentSort;
         float fDist = Base::Distance(OutIter->front(),OutIter->back());
         currentSort.first = OutIter->front();
         currentSort.second = OutIter->back();
 
-    for(std::list< std::vector<Base::Vector3f> >::iterator InnerIter = clPolyList.begin(); InnerIter != clPolyList.end(); ++InnerIter)
+        for (std::list< std::vector<Base::Vector3f> >::iterator InnerIter = clPolyList.begin(); InnerIter != clPolyList.end(); ++InnerIter) {
-    {
+            if (OutIter == InnerIter)
-      if(OutIter == InnerIter) continue;
+                continue;
 
-      if(Base::Distance(OutIter->front(),InnerIter->front()) < fDist)
+            if (Base::Distance(OutIter->front(), InnerIter->front()) < fDist) {
-      {
                 currentSort.second = InnerIter->front();
                 fDist = Base::Distance(OutIter->front(),InnerIter->front());
             }
-      if(Base::Distance(OutIter->front(),InnerIter->back()) < fDist)
+
-      {
+            if (Base::Distance(OutIter->front(), InnerIter->back()) < fDist) {
                 currentSort.second = InnerIter->back();
                 fDist = Base::Distance(OutIter->front(),InnerIter->back());
             }

src/Mod/Mesh/App/Core/Approximation.cpp

@@ -107,9 +107,11 @@ void Approximation::AddPoints(const std::list<Base::Vector3f> &rsPointList)
 Base::Vector3f Approximation::GetGravity() const
 {
     Base::Vector3f clGravity;
+    if (!_vPoints.empty()) {
         for (std::list<Base::Vector3f>::const_iterator it = _vPoints.begin(); it!=_vPoints.end(); ++it)
             clGravity += *it;
         clGravity *= 1.0f / float(_vPoints.size());
+    }
     return clGravity;
 }
 
@@ -451,7 +453,7 @@ const double& QuadraticFit::GetCoeffArray() const
 
 double QuadraticFit::GetCoeff(unsigned long ulIndex) const
 {
-    assert( ulIndex >= 0 && ulIndex < 10 );
+    assert(ulIndex < 10);
 
     if( _bIsFitted )
         return _fCoeff[ ulIndex ];
@@ -765,6 +767,7 @@ double SurfaceFit::PolynomFit()
     // that 'sigma' becomes negative.
     if (sigma < 0)
         sigma = 0;
+    if (!_vPoints.empty())
         sigma = sqrt(sigma/_vPoints.size());
 
     _fLastResult = static_cast<float>(sigma);

src/Mod/Mesh/App/Core/Builder.cpp

@@ -36,7 +36,7 @@
 using namespace MeshCore;
 
 
-MeshBuilder::MeshBuilder (MeshKernel& kernel) : _meshKernel(kernel), _seq(0)
+MeshBuilder::MeshBuilder (MeshKernel& kernel) : _meshKernel(kernel), _seq(0), _ptIdx(0)
 {
     _fSaveTolerance = MeshDefinitions::_fMinPointDistanceD1;
 }

src/Mod/Mesh/App/Core/Evaluation.cpp

@@ -508,7 +508,7 @@ void MeshEvalPointManifolds::GetFacetIndices (std::vector<unsigned long> &facets
 bool MeshEvalSingleFacet::Evaluate ()
 {
   // get all non-manifolds
-  MeshEvalTopology::Evaluate();
+  (void)MeshEvalTopology::Evaluate();
 /*
   // for each (multiple) single linked facet there should
   // exist two valid facets sharing the same edge 

src/Mod/Mesh/App/Core/MeshIO.cpp

@@ -1794,6 +1794,7 @@ bool MeshOutput::SaveBinarySTL (std::ostream &rstrOut) const
 
     Base::SequencerLauncher seq("saving...", _rclMesh.CountFacets() + 1);  
 
+    // stl_header has a length of 80
     strcpy(szInfo, stl_header.c_str());
     rstrOut.write(szInfo, std::strlen(szInfo));
 

src/Mod/Mesh/App/Core/SetOperations.h

@@ -74,7 +74,6 @@ protected:
   MeshKernel         &_resultMesh;           /** Result mesh */
   OperationType       _operationType;        /** Set Operation Type */
   float               _minDistanceToPoint;   /** Minimal distance to facet corner points */
-  float               _saveMinMeshDistance;
 
 private:
   // Helper class cutting edge to his two attached facets

src/Mod/Mesh/App/Core/Smoothing.cpp

@@ -36,7 +36,11 @@
 using namespace MeshCore;
 
 
-AbstractSmoothing::AbstractSmoothing(MeshKernel& m) : kernel(m)
+AbstractSmoothing::AbstractSmoothing(MeshKernel& m)
+  : kernel(m)
+  , tolerance(0)
+  , component(Normal)
+  , continuity(C0)
 {
 }
 

src/Mod/Mesh/App/Core/Tools.cpp

@@ -34,11 +34,13 @@
 using namespace MeshCore;
 
 MeshSearchNeighbours::MeshSearchNeighbours (const MeshKernel &rclM, float fSampleDistance)
-: _rclMesh(rclM),
+  : _rclMesh(rclM)
-  _rclFAry(rclM.GetFacets()),
+  , _rclFAry(rclM.GetFacets())
-  _rclPAry(rclM.GetPoints()),
+  , _rclPAry(rclM.GetPoints())
-  _clPt2Fa(rclM),
+  , _clPt2Fa(rclM)
-  _fSampleDistance(fSampleDistance)
+  , _fMaxDistanceP2(0)
+  , _fSampleDistance(fSampleDistance)
+  , _bTooFewPoints(false)
 {
     MeshAlgorithm(_rclMesh).ResetFacetFlag(MeshFacet::MARKED);
     MeshAlgorithm(_rclMesh).ResetPointFlag(MeshPoint::MARKED);

src/Mod/Mesh/Gui/MeshEditor.cpp

@@ -409,7 +409,12 @@ namespace MeshGui {
 /* TRANSLATOR MeshGui::MeshFillHole */
 
 MeshFillHole::MeshFillHole(MeshHoleFiller& hf, Gui::View3DInventor* parent)
-  : QObject(parent), myMesh(0), myNumPoints(0), myHoleFiller(hf)
+  : QObject(parent)
+  , myMesh(0)
+  , myNumPoints(0)
+  , myVertex1(0)
+  , myVertex2(0)
+  , myHoleFiller(hf)
 {
     myBoundariesRoot = new SoSeparator;
     myBoundariesRoot->ref();

src/Mod/Mesh/Gui/MeshSelection.cpp

@@ -78,6 +78,9 @@ unsigned char MeshSelection::cross_mask_bitmap[] = {
 MeshSelection::MeshSelection()
   : onlyPointToUserTriangles(false)
   , onlyVisibleTriangles(false)
+  , addToSelection(false)
+  , addComponent(false)
+  , removeComponent(false)
   , activeCB(0)
   , selectionCB(0)
   , ivViewer(0)

src/Mod/Mesh/Gui/SoFCMeshObject.cpp

@@ -588,7 +588,10 @@ void SoFCMeshObjectShape::initClass()
     SO_NODE_INIT_CLASS(SoFCMeshObjectShape, SoShape, "Shape");
 }
 
-SoFCMeshObjectShape::SoFCMeshObjectShape() : renderTriangleLimit(100000), meshChanged(true)
+SoFCMeshObjectShape::SoFCMeshObjectShape()
+    : renderTriangleLimit(100000)
+    , meshChanged(true)
+    , selectBuf(0)
 {
     SO_NODE_CONSTRUCTOR(SoFCMeshObjectShape);
     setName(SoFCMeshObjectShape::getClassTypeId().getName());

src/Mod/Mesh/Gui/ViewProvider.cpp

@@ -1028,7 +1028,7 @@ void ViewProviderMesh::getFacetsFromPolygon(const std::vector<SbVec2f>& picked,
                                             std::vector<unsigned long>& indices) const
 {
 #if 1
-    bool ok = true;
+    const bool ok = true;
     Base::Polygon2D polygon;
     for (std::vector<SbVec2f>::const_iterator it = picked.begin(); it != picked.end(); ++it)
         polygon.Add(Base::Vector2D((*it)[0],(*it)[1]));
@@ -1890,6 +1890,8 @@ PROPERTY_SOURCE(MeshGui::ViewProviderIndexedFaceSet, MeshGui::ViewProviderMesh)
 
 ViewProviderIndexedFaceSet::ViewProviderIndexedFaceSet()
 {
+    pcMeshCoord = 0;
+    pcMeshFaces = 0;
 }
 
 ViewProviderIndexedFaceSet::~ViewProviderIndexedFaceSet()
@@ -1979,6 +1981,8 @@ PROPERTY_SOURCE(MeshGui::ViewProviderMeshObject, MeshGui::ViewProviderMesh)
 
 ViewProviderMeshObject::ViewProviderMeshObject()
 {
+    pcMeshNode = 0;
+    pcMeshShape = 0;
 }
 
 ViewProviderMeshObject::~ViewProviderMeshObject()

src/Mod/Mesh/Gui/ViewProviderDefects.cpp

@@ -145,7 +145,7 @@ void ViewProviderMeshOrientation::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshOrientation::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     pcCoords->point.deleteValues(0);
@@ -212,7 +212,7 @@ void ViewProviderMeshNonManifolds::showDefects(const std::vector<unsigned long>&
 {
     if ((inds.size() % 2) != 0)
         return;
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     pcCoords->point.deleteValues(0);
@@ -275,7 +275,7 @@ void ViewProviderMeshNonManifoldPoints::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshNonManifoldPoints::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
     pcCoords->point.deleteValues(0);
     pcCoords->point.setNum(inds.size());
@@ -339,7 +339,7 @@ void ViewProviderMeshDuplicatedFaces::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshDuplicatedFaces::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     pcCoords->point.deleteValues(0);
@@ -404,7 +404,7 @@ void ViewProviderMeshDuplicatedPoints::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshDuplicatedPoints::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
     pcCoords->point.deleteValues(0);
     pcCoords->point.setNum(inds.size());
@@ -461,7 +461,7 @@ void ViewProviderMeshDegenerations::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshDegenerations::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     pcCoords->point.deleteValues(0);
@@ -567,7 +567,7 @@ void ViewProviderMeshIndices::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshIndices::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     if (!inds.empty()) {
@@ -636,7 +636,7 @@ void ViewProviderMeshSelfIntersections::showDefects(const std::vector<unsigned l
 {
     if (indices.size() % 2 != 0)
         return;
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
     MeshCore::MeshEvalSelfIntersection eval(rMesh);
   
@@ -714,7 +714,7 @@ void ViewProviderMeshFolds::attach(App::DocumentObject* pcFeat)
 
 void ViewProviderMeshFolds::showDefects(const std::vector<unsigned long>& inds)
 {
-    Mesh::Feature* f = dynamic_cast<Mesh::Feature*>(pcObject);
+    Mesh::Feature* f = static_cast<Mesh::Feature*>(pcObject);
     const MeshCore::MeshKernel & rMesh = f->Mesh.getValue().getKernel();
 
     pcCoords->point.deleteValues(0);

src/Mod/Mesh/Gui/ViewProviderTransformDemolding.cpp

@@ -65,6 +65,8 @@ ViewProviderMeshTransformDemolding::ViewProviderMeshTransformDemolding()
 {
   pcTrackballDragger = new SoTrackballDragger;
   pcTrackballDragger->ref();
+  pcTransformDrag = 0;
+  pcColorMat = 0;
 }
 
 ViewProviderMeshTransformDemolding::~ViewProviderMeshTransformDemolding()
@@ -122,7 +124,7 @@ void ViewProviderMeshTransformDemolding::attach(App::DocumentObject *pcFeat)
   calcNormalVector();
   calcMaterialIndex(SbRotation());
   // geting center point
-  center = dynamic_cast<Feature*>(pcObject)->Mesh.getValue().getKernel().GetBoundBox().GetCenter();
+  center = static_cast<Feature*>(pcObject)->Mesh.getValue().getKernel().GetBoundBox().GetCenter();
 
   //SoGetBoundingBoxAction  boxAction;
   //pcHighlight->getBoundingBox(&boxAction);
@@ -131,7 +133,7 @@ void ViewProviderMeshTransformDemolding::attach(App::DocumentObject *pcFeat)
 
 void ViewProviderMeshTransformDemolding::calcNormalVector(void)
 {
-  const MeshKernel& cMesh = dynamic_cast<Feature*>(pcObject)->Mesh.getValue().getKernel();
+  const MeshKernel& cMesh = static_cast<Feature*>(pcObject)->Mesh.getValue().getKernel();
 
   MeshFacetIterator cFIt(cMesh);
   for( cFIt.Init(); cFIt.More(); cFIt.Next())

src/Mod/Points/App/PointsGrid.cpp

@@ -298,10 +298,18 @@ void PointsGrid::CalculateGridLength (unsigned long ulCtGrid, unsigned long ulMa
     double fVol     = fVolElem * float(ulCtGrid);
     double fGridLen = float(pow((float)fVol,(float) 1.0f / 3.0f));
 
+    if (fGridLen > 0) {
         _ulCtGridsX = std::max<unsigned long>((unsigned long)(clBBPtsEnlarged.LengthX() / fGridLen), 1);
         _ulCtGridsY = std::max<unsigned long>((unsigned long)(clBBPtsEnlarged.LengthY() / fGridLen), 1);
         _ulCtGridsZ = std::max<unsigned long>((unsigned long)(clBBPtsEnlarged.LengthZ() / fGridLen), 1);
     }
+    else {
+        // Degenerated grid
+        _ulCtGridsX = 1;
+        _ulCtGridsY = 1;
+        _ulCtGridsZ = 1;
+    }
+}
 
 void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
 {