X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=kernel%2Fsrc%2FbbtkBlackBoxInputConnector.cxx;h=dcfcb332a80120f4da3b14c2c1d1b77133370da5;hb=e746553dde41260204aae07b809f484544de10b9;hp=9269ec1d1f235767faca011893777a6847fded88;hpb=71376d8384d5d21b5c56d36ecc8cbf31315c039a;p=bbtk.git

diff --git a/kernel/src/bbtkBlackBoxInputConnector.cxx b/kernel/src/bbtkBlackBoxInputConnector.cxx
index 9269ec1..dcfcb33 100644
--- a/kernel/src/bbtkBlackBoxInputConnector.cxx
+++ b/kernel/src/bbtkBlackBoxInputConnector.cxx
@@ -1,81 +1,113 @@
-/*=========================================================================
-                                                                                
+/*=========================================================================                                                                               
   Program:   bbtk
   Module:    $RCSfile: bbtkBlackBoxInputConnector.cxx,v $
   Language:  C++
-  Date:      $Date: 2008/02/05 13:23:46 $
-  Version:   $Revision: 1.2 $
-                                                                                
-  Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
-  l'Image). All rights reserved. See Doc/License.txt or
-  http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
-                                                                                
-     This software is distributed WITHOUT ANY WARRANTY; without even
-     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
-     PURPOSE.  See the above copyright notices for more information.
-                                                                                
+  Date:      $Date: 2008/12/09 11:48:31 $
+  Version:   $Revision: 1.8 $
 =========================================================================*/
 
+/* ---------------------------------------------------------------------
+
+* Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
+* Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
+*
+*  This software is governed by the CeCILL-B license under French law and 
+*  abiding by the rules of distribution of free software. You can  use, 
+*  modify and/ or redistribute the software under the terms of the CeCILL-B 
+*  license as circulated by CEA, CNRS and INRIA at the following URL 
+*  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html 
+*  or in the file LICENSE.txt.
+*
+*  As a counterpart to the access to the source code and  rights to copy,
+*  modify and redistribute granted by the license, users are provided only
+*  with a limited warranty  and the software's author,  the holder of the
+*  economic rights,  and the successive licensors  have only  limited
+*  liability. 
+*
+*  The fact that you are presently reading this means that you have had
+*  knowledge of the CeCILL-B license and that you accept its terms.
+* ------------------------------------------------------------------------ */                                                                         
+
+
 /**
  *  \file 
  *  \brief Class bbtk::BlackBoxInputConnector : 
  */
 #include "bbtkBlackBoxInputConnector.h"
 #include "bbtkMessageManager.h"
+#include "bbtkBlackBox.h"
 
 namespace bbtk
 {
-  BlackBoxInputConnector::BlackBoxInputConnector(BlackBox* b)  
+  //========================================================================
+  BlackBoxInputConnector::BlackBoxInputConnector(BlackBox::Pointer b)  
     : mBox(b), mConnection(0), mStatus(MODIFIED)
   {
     bbtkDebugMessage("Kernel",9,"BlackBoxInputConnector::BlackBoxInputConnector()"<<std::endl);
   }
+  //========================================================================
 
-
+  //========================================================================
   BlackBoxInputConnector::~BlackBoxInputConnector() 
   {
     bbtkDebugMessageInc("Kernel",9,"BlackBoxInputConnector::~BlackBoxInputConnector()"<<std::endl);
-    if (mConnection) delete mConnection;
     bbtkDebugDecTab("Kernel",9);
   }
-  
+  //========================================================================
+
+  //========================================================================
   void BlackBoxInputConnector::SetConnection(Connection* c) 
   { 
     bbtkDebugMessage("Kernel",9,"BlackBoxInputConnector::SetConnection("<<c<<")"<<std::endl);
     mConnection = c; 
   }
-  
+  //========================================================================
+
+  //========================================================================
   void BlackBoxInputConnector::UnsetConnection(Connection* c) 
   { 
     bbtkDebugMessage("Kernel",9,"BlackBoxInputConnector::UnsetConnection("
 		     <<c<<")"<<std::endl);
     mConnection = 0; 
   }
+  //========================================================================
   
-  IOStatus BlackBoxInputConnector::BackwardUpdate()
+  //========================================================================
+  void BlackBoxInputConnector::BackwardUpdate()
   {
-    bbtkDebugMessageInc("Process",4,"BlackBoxInputConnector::BackwardUpdate()"
-			<<std::endl);
 
-    if (mConnection) 
+    // If UPTODATE or MODIFIED : nothing to do
+    //  if (mStatus != OUTOFDATE) return;
+
+    // If connected and OUTOFDATE : recursive update
+    // Post-update status is updated by the connection 
+    // (either MODIFIED or OUTOFDATE)
+    if ( mConnection && (mStatus == OUTOFDATE) )
       {
-	IOStatus s = mConnection->BackwardUpdate();
-	mStatus = s;
+	bbtkDebugMessage("process",9,
+			 "==> BlackBoxInputConnector::BackwardUpdate() : "
+			 <<"calling connection BackwardUpdate"
+			 <<std::endl);
+	mConnection->BackwardUpdate();
       }
-    else 
+    else
       {
-	mStatus = UPTODATE;
-      }
-
-    bbtkDecTab("Process",4);
-
-    return mStatus;
+	bbtkDebugMessage("process",9,
+			 "==> BlackBoxInputConnector::BackwardUpdate() : "
+			 <<"input Up-to-date or Modified : nothing to do"
+			 <<std::endl);
 
+      }
+    // If not connected : it was set to OUTOFDATE on creation
+    // Becomes MODIFIED
+    // LGTODO : Initialize to MODIFIED and set to OUTOFDATE on connection ?
+    //   else 
+    //      {
+    //	mStatus = MODIFIED;
+    //    }
   }
+  //========================================================================
 
-
-  //    void Modified();
-  
 }
 // namespace bbtk