Fix for IPAL19044 (4x REGRESS: vertex is not displayed in VTK and broken trihedron).

src/OBJECT/GEOM_Actor.cxx

@@ -102,8 +102,8 @@ GEOM_Actor::GEOM_Actor():
 
   myHighlightProp(vtkProperty::New()),
   myPreHighlightProp(vtkProperty::New()),
-  myShadingFaceProp(vtkProperty::New())
-  
+  myShadingFaceProp(vtkProperty::New()),
+  isOnlyVertex(false)
 { 
 #ifdef MYDEBUG
   MESSAGE (this<< " GEOM_Actor::GEOM_Actor");
@@ -119,6 +119,7 @@ GEOM_Actor::GEOM_Actor():
   myHighlightProp->SetAmbientColor(1, 1, 1);
   myHighlightProp->SetDiffuseColor(1, 1, 1);
   myHighlightProp->SetSpecularColor(0.5, 0.5, 0.5);
+  myHighlightProp->SetPointSize(SALOME_POINT_SIZE);
   myHighlightActor->SetProperty(myHighlightProp.GetPointer());
 
   this->myHighlightActor->SetInput(myAppendFilter->GetOutput(),false);
@@ -314,8 +315,7 @@ SetVisibility(int theVisibility)
   myOneFaceEdgeActor->SetVisibility(theVisibility && myDisplayMode == (int)eWireframe && !myIsSelected);
   myIsolatedEdgeActor->SetVisibility(theVisibility && !myIsSelected);
 
-//  myVertexActor->SetVisibility(false);// must be added new mode points 
-  myVertexActor->SetVisibility(theVisibility);
+  myVertexActor->SetVisibility(theVisibility && !myIsSelected);
 }
  
 
@@ -401,6 +401,18 @@ void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
   TopExp::MapShapesAndAncestors(theShape,TopAbs_EDGE,TopAbs_FACE,anEdgeMap);
   
   SetShape(theShape,anEdgeMap,theIsVector);
+  isOnlyVertex = 
+    myIsolatedEdgeSource->IsEmpty() &&
+    myOneFaceEdgeSource->IsEmpty() &&
+    mySharedEdgeSource->IsEmpty() &&
+    myWireframeFaceSource->IsEmpty() &&
+    myShadingFaceSource->IsEmpty();
+
+  
+  if((bool)myShape.Infinite() || isOnlyVertex ){
+    myVertexActor->GetDeviceActor()->SetInfinitive(true);
+    myHighlightActor->GetDeviceActor()->SetInfinitive(true);
+  }
 }
 
 void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
@@ -555,7 +567,7 @@ void GEOM_Actor::Render(vtkRenderer *ren, vtkMapper *theMapper)
     this->Device->SetBackfaceProperty(this->BackfaceProperty);
   }
   this->Device->SetProperty(this->Property);
-  if(myShape.ShapeType() == TopAbs_VERTEX) {
+  /*  if(myShape.ShapeType() == TopAbs_VERTEX) {
     if(ren){
       //The parameter determine size of vertex actor relate to diagonal of RendererWindow
       static vtkFloatingPointType delta = 0.01;
@@ -571,7 +583,7 @@ void GEOM_Actor::Render(vtkRenderer *ren, vtkMapper *theMapper)
     this->Device->SetUserMatrix(aMatrix);
     this->Device->Render(ren,theMapper);
     aMatrix->Delete();
-  } else
+    } else*/
   this->Device->Render(ren, theMapper);
 }
 
@@ -659,6 +671,7 @@ void GEOM_Actor::SetOpacity(vtkFloatingPointType opa)
   myShadingFaceProp->SetOpacity(opa);
   myHighlightProp->SetOpacity(opa);
   myPreHighlightProp->SetOpacity(opa);
+  myVertexActor->GetProperty()->SetOpacity(opa);
 }
 
 vtkFloatingPointType GEOM_Actor::GetOpacity()
@@ -689,7 +702,7 @@ void GEOM_Actor::GetColor(vtkFloatingPointType& r,vtkFloatingPointType& g,vtkFlo
 
 bool GEOM_Actor::IsInfinitive()
 {
-  return (bool)(myShape.Infinite());
+  return ((bool)myShape.Infinite() || isOnlyVertex);
 }
 
 /*!

src/OBJECT/GEOM_Actor.h

@@ -177,6 +177,7 @@ protected:
 private:
   TopoDS_Shape myShape;
   int myNbIsos[2];
+  bool isOnlyVertex;
 
   float myDeflection;
   bool myIsRelative;

src/OBJECT/GEOM_DeviceActor.cxx

@@ -29,16 +29,18 @@
 #include <vtkPolyDataMapper.h>  
 #include <vtkPolyDataNormals.h>  
 #include <vtkActor.h> 
- 
+#include <VTKViewer_Actor.h>
 #include <vtkRenderer.h> 
 
+
+ 
 vtkStandardNewMacro(GEOM_DeviceActor);
  
 GEOM_DeviceActor::GEOM_DeviceActor(): 
   myStripper(vtkStripper::New(),true), 
   myPolyDataMapper(vtkPolyDataMapper::New(),true), 
   myPolyDataNormals(vtkPolyDataNormals::New(),true), 
-  myActor(vtkActor::New(),true) 
+  myActor(VTKViewer_Actor::New(),true) 
 { 
   myStripper->SetInput(myPolyDataNormals->GetOutput()); 
   myPolyDataMapper->SetInput(myStripper->GetOutput()); 

src/OBJECT/GEOM_DeviceActor.h

@@ -36,8 +36,9 @@ typedef GEOM_SmartPtr<vtkStripper> PStripper;
 class vtkPolyDataNormals; 
 typedef GEOM_SmartPtr<vtkPolyDataNormals> PPolyDataNormals; 
  
-class vtkActor; 
-typedef GEOM_SmartPtr<vtkActor> PActor; 
+//class vtkActor;
+class VTKViewer_Actor;
+typedef GEOM_SmartPtr<VTKViewer_Actor> PActor;
  
 class vtkProperty; 
 class vtkRenderer; 
@@ -62,6 +63,8 @@ public:
   void AddToRender(vtkRenderer* theRenderer); 
   void RemoveFromRender(vtkRenderer* theRenderer);
   
+  PActor GetDeviceActor() {return myActor;}
+ 
 protected: 
   PPolyDataNormals myPolyDataNormals; 
   PPolyDataMapper myPolyDataMapper; 

src/OBJECT/GEOM_EdgeSource.h

@@ -48,6 +48,9 @@ public:
                vtkPoints* thePts,
                bool theIsVector = false); 
 
+  bool IsEmpty(){return myEdgeSet.IsEmpty();}
+
+ 
 protected: 
   TEdgeSet myEdgeSet;
   // The <myIsVector> flag is common for all edges, because the shape,

src/OBJECT/GEOM_FaceSource.h

@@ -43,6 +43,7 @@ public:
  
   void AddFace(const TopoDS_Face& theFace); 
   void Clear(){ myFaceSet.Clear();} 
+  bool IsEmpty(){return myFaceSet.IsEmpty();}
  
 protected: 
   TFaceSet myFaceSet;