From f3c5dbfa54544e50f61c6e369cdadfa8ca806564 Mon Sep 17 00:00:00 2001
From: ouv <ouv@opencascade.com>
Date: Thu, 21 Dec 2006 15:24:06 +0000
Subject: [PATCH] To fix the bug with magnification

---
 src/OBJECT/VISU_GaussPtsAct.cxx               | 20 +++++++++++++++++++
 src/OBJECT/VISU_GaussPtsAct.h                 |  9 +++++++++
 src/PIPELINE/VISU_OpenGLPointSpriteMapper.cxx | 15 +-------------
 src/PIPELINE/VISU_OpenGLPointSpriteMapper.hxx |  1 -
 4 files changed, 30 insertions(+), 15 deletions(-)

diff --git a/src/OBJECT/VISU_GaussPtsAct.cxx b/src/OBJECT/VISU_GaussPtsAct.cxx
index 3618316b..e8520ebb 100644
--- a/src/OBJECT/VISU_GaussPtsAct.cxx
+++ b/src/OBJECT/VISU_GaussPtsAct.cxx
@@ -1111,6 +1111,26 @@ VISU_GaussPtsAct
   Update();
 }
 
+//----------------------------------------------------------------------------
+void
+VISU_GaussPtsAct
+::UpdateFromFactory()
+{
+  myUpdateFromFactoryTime.Modified();
+  myActorFactory->UpdateActor(this);
+  Update();
+}
+
+//----------------------------------------------------------------------------
+unsigned long int 
+VISU_GaussPtsAct
+::GetMTime()
+{
+  unsigned long int aTime = Superclass::GetMTime();
+  aTime = std::max(aTime, myGaussPointsPL->GetPSMapper()->GetMTime() );
+  return aTime;
+}
+
 //==============================================================================
 vtkStandardNewMacro(VISU_GaussPtsAct1);
 
diff --git a/src/OBJECT/VISU_GaussPtsAct.h b/src/OBJECT/VISU_GaussPtsAct.h
index 09ba29e6..35583a76 100644
--- a/src/OBJECT/VISU_GaussPtsAct.h
+++ b/src/OBJECT/VISU_GaussPtsAct.h
@@ -247,6 +247,15 @@ class VTKOCC_EXPORT VISU_GaussPtsAct : public VISU_Actor
   int
   GetPickable();
 
+  //----------------------------------------------------------------------------
+  virtual
+  void
+  UpdateFromFactory();
+
+  virtual
+  unsigned long int 
+  GetMTime();
+
  protected:
   //----------------------------------------------------------------------------
   VISU_GaussPtsAct();
diff --git a/src/PIPELINE/VISU_OpenGLPointSpriteMapper.cxx b/src/PIPELINE/VISU_OpenGLPointSpriteMapper.cxx
index 3def82c5..569c106c 100755
--- a/src/PIPELINE/VISU_OpenGLPointSpriteMapper.cxx
+++ b/src/PIPELINE/VISU_OpenGLPointSpriteMapper.cxx
@@ -237,8 +237,6 @@ VISU_OpenGLPointSpriteMapper::VISU_OpenGLPointSpriteMapper()
   this->PointSpriteTexture       = 0;
 
   this->UseOpenGLMapper          = false;
-
-  this->TempMapper               = vtkPolyDataMapper::New();
 }
 //-----------------------------------------------------------------------------
 VISU_OpenGLPointSpriteMapper::~VISU_OpenGLPointSpriteMapper()
@@ -248,9 +246,6 @@ VISU_OpenGLPointSpriteMapper::~VISU_OpenGLPointSpriteMapper()
 
   if( this->LastWindow )
     this->ReleaseGraphicsResources(this->LastWindow);
-
-  if( this->TempMapper )
-    this->TempMapper->Delete();
 }
 
 //-----------------------------------------------------------------------------
@@ -346,7 +341,6 @@ void VISU_OpenGLPointSpriteMapper::SetPrimitiveType( int thePrimitiveType )
     return;
 
   this->PrimitiveType = thePrimitiveType;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -366,7 +360,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteClamp( float theClamp )
     return;
 
   this->PointSpriteClamp = theClamp;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -376,7 +369,6 @@ void VISU_OpenGLPointSpriteMapper::SetAverageCellSize(float theSize)
     return;
 
   this->AverageCellSize = theSize;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -386,7 +378,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteSize( float theSize )
     return;
 
   this->PointSpriteSize = theSize;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -396,7 +387,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteMinSize( float theMinSize )
     return;
 
   this->PointSpriteMinSize = theMinSize;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -406,7 +396,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteMaxSize( float theMaxSize )
     return;
 
   this->PointSpriteMaxSize = theMaxSize;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -416,7 +405,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteMagnification( float theMagnifi
     return;
 
   this->PointSpriteMagnification = theMagnification;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -426,7 +414,6 @@ void VISU_OpenGLPointSpriteMapper::SetPointSpriteAlphaThreshold( float theAlphaT
     return;
 
   this->PointSpriteAlphaThreshold = theAlphaThreshold;
-  this->Modified();
 }
 
 //-----------------------------------------------------------------------------
@@ -557,7 +544,7 @@ void VISU_OpenGLPointSpriteMapper::RenderPiece(vtkRenderer *ren, vtkActor *act)
        act->GetProperty()->GetMTime() > this->BuildTime ||
        ren->GetRenderWindow() != this->LastWindow)
   {
-    /* To contol when the mapper is recalculated
+    /* To control when the mapper is recalculated
     cout<<"VISU_OpenGLPointSpriteMapper::RenderPiece - "
 	<<(this->GetMTime() > this->BuildTime)<<"; "
 	<<(input->GetMTime() > this->BuildTime)<<"; "
diff --git a/src/PIPELINE/VISU_OpenGLPointSpriteMapper.hxx b/src/PIPELINE/VISU_OpenGLPointSpriteMapper.hxx
index 1a07fd2b..559f97f6 100755
--- a/src/PIPELINE/VISU_OpenGLPointSpriteMapper.hxx
+++ b/src/PIPELINE/VISU_OpenGLPointSpriteMapper.hxx
@@ -278,7 +278,6 @@ private:
   float             AverageCellSize;
 
   vtkSmartPointer<vtkImageData> ImageData;
-  vtkPolyDataMapper* TempMapper;
 };
 
 #endif
-- 
2.39.2