From 35591aca1d2f0d9e347bb768a0db4212b192bf3a Mon Sep 17 00:00:00 2001
From: apo <apo@opencascade.com>
Date: Wed, 16 Nov 2005 09:37:25 +0000
Subject: [PATCH] To fix Bug GVIEW10544   	segmentation plane not fast
 enough

---
 src/OBJECT/VISU_Actor.cxx               |  1 -
 src/OBJECT/VISU_GaussPtsAct.cxx         | 25 ++++++--------
 src/OBJECT/VISU_GaussPtsDeviceActor.cxx | 43 +++++++++++++++++++++++++
 src/OBJECT/VISU_GaussPtsDeviceActor.h   |  4 +++
 4 files changed, 56 insertions(+), 17 deletions(-)

diff --git a/src/OBJECT/VISU_Actor.cxx b/src/OBJECT/VISU_Actor.cxx
index c576c022..2889338f 100644
--- a/src/OBJECT/VISU_Actor.cxx
+++ b/src/OBJECT/VISU_Actor.cxx
@@ -196,7 +196,6 @@ void
 VISU_Actor
 ::Update()
 {
-  myActorFactory->UpdateActor(this);
   Superclass::Update();
 }
 
diff --git a/src/OBJECT/VISU_GaussPtsAct.cxx b/src/OBJECT/VISU_GaussPtsAct.cxx
index a39c6266..3eb35114 100644
--- a/src/OBJECT/VISU_GaussPtsAct.cxx
+++ b/src/OBJECT/VISU_GaussPtsAct.cxx
@@ -304,6 +304,9 @@ VISU_GaussPtsAct
     theWidget->AddObserver(vtkCommand::DisableEvent, 
 			   myEventCallbackCommand.GetPointer(), 
 			   myPriority);
+    theWidget->AddObserver(vtkCommand::StartInteractionEvent, 
+			   myEventCallbackCommand.GetPointer(), 
+			   myPriority);
     theWidget->AddObserver(vtkCommand::EndInteractionEvent, 
 			   myEventCallbackCommand.GetPointer(), 
 			   myPriority);
@@ -940,8 +943,6 @@ VISU_GaussPtsAct1
 
     myOutsideDeviceActor->GetPipeLine()->SetImplicitFunction(NULL);  
     myOutsideDeviceActor->SetVisibility(false);
-
-    myCurrentPL = myDeviceActor->GetPipeLine();
   }
 
   if(theWidget){
@@ -950,8 +951,6 @@ VISU_GaussPtsAct1
 
     myOutsideDeviceActor->GetPipeLine()->SetImplicitFunction(theWidget->ImplicitFunction());  
     myOutsideDeviceActor->SetVisibility(GetVisibility() && theWidget->IsEnabled());
-
-    myCurrentPL = myInsideDeviceActor->GetPipeLine();
   }
 
   Superclass::SetImplicitFunctionWidget(theWidget);
@@ -1063,8 +1062,14 @@ VISU_GaussPtsAct1
 ::OnInteractorEvent(unsigned long theEvent)
 {
   switch(theEvent){
+  case vtkCommand::StartInteractionEvent: 
+    myDeviceActor->SetVisibility(GetVisibility());
+    myInsideDeviceActor->SetVisibility(false);
+    myOutsideDeviceActor->SetVisibility(false);
+    break;
   case vtkCommand::EnableEvent: 
   case vtkCommand::DisableEvent:
+  case vtkCommand::EndInteractionEvent:
     myDeviceActor->SetVisibility(GetVisibility() && !myWidget->IsEnabled());
     myInsideDeviceActor->SetVisibility(GetVisibility() && myWidget->IsEnabled());
     myOutsideDeviceActor->SetVisibility(GetVisibility() && myWidget->IsEnabled());
@@ -1072,18 +1077,6 @@ VISU_GaussPtsAct1
   default:
     break;
   }
-
-  
-  switch(theEvent){
-  case vtkCommand::EnableEvent: 
-    myCurrentPL = myInsideDeviceActor->GetPipeLine();
-    break;
-  case vtkCommand::DisableEvent:
-    myCurrentPL = myDeviceActor->GetPipeLine();
-    break;
-  default:
-    break;
-  }
   
   Superclass::OnInteractorEvent(theEvent);
 }
diff --git a/src/OBJECT/VISU_GaussPtsDeviceActor.cxx b/src/OBJECT/VISU_GaussPtsDeviceActor.cxx
index 86eb25d2..519a74da 100644
--- a/src/OBJECT/VISU_GaussPtsDeviceActor.cxx
+++ b/src/OBJECT/VISU_GaussPtsDeviceActor.cxx
@@ -40,6 +40,9 @@
 #include <vtkPolyData.h>
 #include <vtkRenderer.h>
 #include <vtkTextProperty.h>
+#include <vtkProperty.h>
+#include <vtkTexture.h>
+
 #include "utilities.h"
 
 #ifdef _DEBUG_
@@ -80,6 +83,46 @@ VISU_GaussPtsDeviceActor
 }
 
 
+//----------------------------------------------------------------
+void
+VISU_GaussPtsDeviceActor
+::Render(vtkRenderer *ren, vtkMapper *vtkNotUsed(m))
+{
+  if (this->Mapper == NULL)
+    {
+    vtkErrorMacro("No mapper for actor.");
+    return;
+    }
+  
+  // render the property
+  if (!this->Property)
+    {
+    // force creation of a property
+    this->GetProperty();
+    }
+  this->Property->Render(this, ren);
+  if (this->BackfaceProperty)
+    {
+    this->BackfaceProperty->BackfaceRender(this, ren);
+    this->Device->SetBackfaceProperty(this->BackfaceProperty);
+    }
+  this->Device->SetProperty(this->Property);  
+  
+  // render the texture
+  if (this->Texture)
+    {
+    this->Texture->Render(ren);
+    }
+  
+  // make sure the device has the same matrix
+  vtkMatrix4x4 *matrix = this->Device->GetUserMatrix();
+  this->GetMatrix(matrix);
+  
+  this->Device->Render(ren,Mapper);  
+  this->EstimatedRenderTime = Mapper->GetTimeToDraw();
+}
+
+
 //----------------------------------------------------------------
 void
 VISU_GaussPtsDeviceActor
diff --git a/src/OBJECT/VISU_GaussPtsDeviceActor.h b/src/OBJECT/VISU_GaussPtsDeviceActor.h
index 4f4d5e3e..41f4ebd3 100644
--- a/src/OBJECT/VISU_GaussPtsDeviceActor.h
+++ b/src/OBJECT/VISU_GaussPtsDeviceActor.h
@@ -52,6 +52,10 @@ class VISU_GaussPtsDeviceActor: public vtkLODActor
   VISU_GaussPtsDeviceActor* 
   New();
 
+  virtual
+  void
+  Render(vtkRenderer *, vtkMapper *);
+
   //----------------------------------------------------------------------------
   void
   AddToRender(vtkRenderer* theRenderer); 
-- 
2.39.2