Don't update camera if only Slice changed

[bbtk.git] / packages / wxvtk / src / bbwxvtkViewer2D.cxx

diff --git a/packages/wxvtk/src/bbwxvtkViewer2D.cxx b/packages/wxvtk/src/bbwxvtkViewer2D.cxx
index 26a1f9fbd222d4c7b4b43e48b29399229aadf092..c5299614e1e74a22812b48214e8c3470ab327262 100644 (file)
--- a/packages/wxvtk/src/bbwxvtkViewer2D.cxx
+++ b/packages/wxvtk/src/bbwxvtkViewer2D.cxx
@@ -3,8 +3,8 @@
   Program:   bbtk
   Module:    $RCSfile: bbwxvtkViewer2D.cxx,v $
   Language:  C++
-  Date:      $Date: 2008/12/15 13:13:49 $
-  Version:   $Revision: 1.33 $
+  Date:      $Date: 2009/04/17 09:04:13 $
+  Version:   $Revision: 1.34 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -24,7 +24,6 @@
 #ifdef USE_WXWIDGETS
 #ifdef USE_VTK
 
-
 #include "bbwxvtkViewer2D.h"
 #include "bbwxvtkPackage.h"
 //#include <wx/dialog.h>
@@ -35,14 +34,8 @@
 #include <vtkInteractorStyleImage.h>
 #include <vtkCommand.h>
 
-
-
 namespace bbwxvtk
 {
-
-  
-
-
   //--------------------------------------------------------------------------
   class Viewer2DWidget : public wxPanel
   {
@@ -51,6 +44,7 @@ namespace bbwxvtk
     ~Viewer2DWidget();
     void UpdateView();
     vtkRenderer                *GetRenderer();
+    
   private:
     bool                        mFirstTime;
     Viewer2D                    *mBox;
@@ -93,7 +87,7 @@ namespace bbwxvtk
     for (int i=0;i<dim[0];i++) 
       for (int j=0;j<dim[1];j++) 
         for (int k=0;k<dim[2];k++) 
-       mDefaultImage->SetScalarComponentFromFloat(i,j,k,0,0);
+          mDefaultImage->SetScalarComponentFromFloat(i,j,k,0,0);
 
     for (int i=0;i<dim[0];i++) 
       {
@@ -118,10 +112,10 @@ namespace bbwxvtk
     mUpdateCamera = true;
 
     wxBoxSizer *sizer = new wxBoxSizer(wxVERTICAL);
-    sizer-> Add( wxvtkrenderwindowinteractor , 1, wxEXPAND, 0);
-    panel-> SetSizer(sizer);
-    panel-> SetAutoLayout(true);
-    panel-> Layout();
+    sizer->Add( wxvtkrenderwindowinteractor, 1, wxEXPAND, 0);
+    panel->SetSizer(sizer);
+    panel->SetAutoLayout(true);
+    panel->Layout();
 
 
     //  wxvtkrenderwindowinteractor->Refresh();
@@ -154,40 +148,38 @@ namespace bbwxvtk
     delete wxvtkrenderwindowinteractor;
     //    std::cout << "Viewer2DWidget::~Viewer2DWidget() OK" << std::endl;
   }
-  
-  //-------------------------------------------------------------------------
-  
 
+  //-------------------------------------------------------------------------
 
 
   void Viewer2DWidget::UpdateView()
   {
     //    std::cout << "Viewer2DWidget::UpdateView() " << std::endl;
-    //   std::cout << "slice="<<mBox->bbGetInputSlice()<<std::endl;
-    
-    
+    //    std::cout << "slice="<<mBox->bbGetInputSlice()<<std::endl;
+    mUpdateCamera = false; //JPR  
     if ( ( mBox->bbGetInputIn() == NULL ) &&
         ( backImageData != mDefaultImage ) )
       {
        // 
-       //      std::cout << "** Viewer2DWidget::UpdateView() : NULL Input (reset)"               <<std::endl;
+       //      std::cout << "** Viewer2DWidget::UpdateView() : NULL Input (reset)" <<std::endl;
        backImageData = mDefaultImage;
        mUpdateCamera = true;
-
       }
     else if ( ( mBox->bbGetInputIn() != NULL ) && 
              (( mBox->bbGetInputStatus("In") != bbtk::UPTODATE  ) ||
               ( mFirstTime))
              )
              //(backImageData != mBox->bbGetInputIn()) ) 
-      {
-       
-       //      std::cout << "** Viewer2DWidget::UpdateView() : Input changed"                    <<std::endl;
+      {        
+       //      std::cout << "** Viewer2DWidget::UpdateView() : Input changed"  <<std::endl;
        mFirstTime = false;
-       backImageData = mBox->bbGetInputIn();
-       backImageData->Update();
-       imageViewer->SetInput( backImageData );
-       mUpdateCamera = true;
+       if (backImageData != mBox->bbGetInputIn()) // Don't update if just Slice changed
+         {
+         backImageData = mBox->bbGetInputIn();
+         backImageData->Update();
+         imageViewer->SetInput( backImageData );
+         mUpdateCamera = true;
+         }
       }
 
     if (mUpdateCamera)
@@ -241,7 +233,7 @@ namespace bbwxvtk
     
     int orientation = mBox->bbGetInputOrientation();
     if (orientation<0 || orientation>2) {
-      bbtkMessage("Output", 2, "Viewer2D : Orientation was not 0< <2 "<<std::endl);
+       bbtkMessage("Output", 2, "Viewer2D : Orientation was not 0< <2 "<<std::endl);
        orientation=2; // Why not?      
     }
     // mBox->bbIsShown() is necessary to be sure that the wxWindow is already 
@@ -288,9 +280,7 @@ namespace bbwxvtk
            imageViewer->SetSliceOrientation (orientation);
            imageViewer->SetSlice( z );
 
-    } 
-    
-    
+    }   
   }
 
 
@@ -310,7 +300,6 @@ namespace bbwxvtk
   BBTK_ADD_BLACK_BOX_TO_PACKAGE(wxvtk,Viewer2D);
   BBTK_BLACK_BOX_IMPLEMENTATION(Viewer2D,bbtk::WxBlackBox);
 
-
   void Viewer2D::Process() 
   { 
     //    std::cout << "Viewer2D::Process" << std::endl;
@@ -321,8 +310,7 @@ namespace bbwxvtk
       {      
        w->UpdateView();
       }
-    bbSetOutputOut( bbGetInputSlice() );
-    
+    bbSetOutputOut( bbGetInputSlice() );  
   }
   
 
@@ -342,7 +330,6 @@ namespace bbwxvtk
     w->UpdateView();
     bbSetOutputWidget(w);
     bbSetOutputRenderer( ((Viewer2DWidget*)bbGetOutputWidget())->GetRenderer() );
-
   }