X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;ds=sidebyside;f=kernel%2Fsrc%2FbbtkConnection.cxx;h=37c0eb6be1448122aacd7f025324e4f973e34329;hb=8dd53a72bc1dd1ca2c6e2763c0aeb51c77ee352e;hp=4a6b7059e426b6db6e9a90df2c4b6becb6ddfd47;hpb=50a1ea04e85dcca944eceff2524e8ca06e373a63;p=bbtk.git

diff --git a/kernel/src/bbtkConnection.cxx b/kernel/src/bbtkConnection.cxx
index 4a6b705..37c0eb6 100644
--- a/kernel/src/bbtkConnection.cxx
+++ b/kernel/src/bbtkConnection.cxx
@@ -1,20 +1,33 @@
-/*=========================================================================
-                                                                                
+/*=========================================================================                                                                               
   Program:   bbtk
   Module:    $RCSfile: bbtkConnection.cxx,v $
   Language:  C++
-  Date:      $Date: 2008/04/25 13:37:48 $
-  Version:   $Revision: 1.13 $
-                                                                                
-  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: 2009/03/30 14:42:16 $
+  Version:   $Revision: 1.20 $
 =========================================================================*/
+
+/* ---------------------------------------------------------------------
+
+* 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::Connection
@@ -24,9 +37,17 @@
 #include "bbtkFactory.h"
 #include "bbtkBlackBox.h"
 #include "bbtkMessageManager.h"
+#include "bbtkBlackBoxOutputConnector.h"
 
 namespace bbtk
 {
+  const std::string IOSTATUS_STRING[3] = 
+    {"Up-to-date","Modified","Out-of-date"}; 
+  
+  const std::string& GetIOStatusString(IOStatus s)
+  { return IOSTATUS_STRING[s]; }
+
+  //==================================================================
   Connection::Pointer Connection::New(BlackBox::Pointer from, 
 				      const std::string& output,
 				      BlackBox::Pointer to, 
@@ -45,6 +66,7 @@ namespace bbtk
 		     <<std::endl);
     return p;
   }
+  //==================================================================
 
   //==================================================================
   /// Ctor with the black box from and to and their input and output.
@@ -94,9 +116,7 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
       {
 	if ( from->bbGetOutputType(output) == typeid(Data) )
 	  {
-	    bbtkWarning("Connection '"
-			<<GetFullName()
-			<<"' : '"<<from->bbGetName()<<"."<<output
+	    bbtkWarning("Connection: '"<<from->bbGetName()<<"."<<output
 			<<"' is of type <"
 			<<HumanTypeName<Data>()
 			<<"> : type compatibility with '"
@@ -134,6 +154,125 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
       }
 
 
+    mFrom = from;
+    mOriginalFrom = from;
+    mTo = to;
+    mOriginalTo = to;
+    mInput = mOriginalInput = input;
+    mOutput = mOriginalOutput = output;
+
+     // Lock this pointer !!!
+    //Pointer p = MakePointer(this,true);
+    from->bbConnectOutput(output,this);
+    to->bbConnectInput(input,this);
+ 
+    from->bbGetOutputConnector(output).AddChangeObserver(boost::bind(&bbtk::Connection::OnOutputChange,this, _1, _2, _3));
+
+    
+    bbtkDebugMessage("connection",1,"<== Connection::Connection(\""
+		     <<from->bbGetFullName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetFullName()<<"\",\""<<input<<"\")"
+		     <<std::endl);    
+
+    bbtkDebugMessage("object",2,"==> Connection::Connection(\""
+		     <<from->bbGetName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetName()<<"\",\""<<input<<"\")"
+		     <<std::endl);    
+  }
+ //==================================================================
+ 
+  //==================================================================
+  Connection::Pointer Connection::New(BlackBox::Pointer from, 
+				      const std::string& output,
+				      BlackBox::Pointer to, 
+				      const std::string& input )
+  {
+    bbtkDebugMessage("object",1,"##> Connection::Connection(\""
+		     <<from->bbGetName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetName()<<"\",\""<<input<<"\")"
+		     <<std::endl);
+    Connection::Pointer p = 
+      MakePointer(new Connection(from,output,to,input));
+    bbtkDebugMessage("object",1,"<## Connection::Connection(\""
+		     <<from->bbGetName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetName()<<"\",\""<<input<<"\")"
+		     <<std::endl);
+    return p;
+  }
+  //==================================================================
+
+  //==================================================================
+  /// Ctor with the black box from and to and their input and output.
+/// Check the input and output compatibility
+Connection::Connection(BlackBox::Pointer from, const std::string& output,
+		       BlackBox::Pointer to, const std::string& input )
+  : mAdaptor(),
+      mFactory(),
+      mFromAny(false),
+      mToAny(false)
+  {
+    bbtkDebugMessage("object",2,"==> Connection::Connection(\""
+		     <<from->bbGetName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetName()<<"\",\""<<input<<"\")"
+		     <<std::endl);    
+
+    bbtkDebugMessage("connection",1,"==> Connection::Connection(\""
+		     <<from->bbGetFullName()<<"\",\""<<output<<"\",\""
+		     <<to->bbGetFullName()<<"\",\""<<input<<"\")"
+		     <<std::endl);    
+
+    
+
+    if (! from->bbHasOutput(output) )
+      {
+	bbtkError("The box \""<<from->bbGetTypeName()<<
+		  "\" has no output \""<<output<<"\"");
+      }
+    if (! to->bbHasInput(input) )
+      {
+	bbtkError("The box \""<<to->bbGetTypeName()<<
+		  "\" has no input \""<<input<<"\"");
+      } 
+
+    if (to->bbGetInputConnectorMap().find(input)->second->IsConnected())
+      {
+	bbtkError("The input \""<<input<<"\" of the box \""<<to->bbGetName()
+		  <<"\" is already connected");
+      }
+    
+    //  std::string t1 ( from->bbGetOutputType(output).name() );
+    //   std::string t2 ( to->bbGetInputType(input).name() );
+    // if  //( t1 != t2 ) 
+    if ( from->bbGetOutputType(output) !=
+	 to->bbGetInputType(input) )
+      {
+	if ( from->bbGetOutputType(output) == typeid(Data) )
+	  {
+	    bbtkWarning("Connection '"
+			<<GetFullName()
+			<<"' : '"<<from->bbGetName()<<"."<<output
+			<<"' is of type <"
+			<<HumanTypeName<Data>()
+			<<"> : type compatibility with '"
+			<<to->bbGetName()<<"."<<input
+			<<"' will be resolved at run time"
+			);
+	    mFromAny = true;
+	  }
+	else if (  to->bbGetInputType(input) == typeid(Data) )
+	  {   
+	    bbtkDebugMessage("Kernel",8," -> '"<<input<<"' type is "
+			     <<TypeName<Data>()<<" : can receive any data"
+			     <<std::endl);
+	    mToAny = true;
+	  }
+	else 
+	  {
+	    bbtkError("Connection created between different types without Factory provided");
+	  }
+      }
+
+
     mFrom = from;
     mOriginalFrom = from;
     mTo = to;
@@ -146,6 +285,7 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
     from->bbConnectOutput(output,this);
     to->bbConnectInput(input,this);
 
+    from->bbGetOutputConnector(output).AddChangeObserver(boost::bind(&bbtk::Connection::OnOutputChange,this, _1, _2, _3));
     
     bbtkDebugMessage("connection",1,"<== Connection::Connection(\""
 		     <<from->bbGetFullName()<<"\",\""<<output<<"\",\""
@@ -196,45 +336,53 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
   //==================================================================
   
   //==================================================================
-  /// Backward Update
-  IOStatus Connection::BackwardUpdate()
+  /// Recursive execution
+  void Connection::RecursiveExecute()
   {
-    bbtkDebugMessage("process",5,
-		     "===> Connection::BackwardUpdate() ["
+    bbtkDebugMessage("process",4,
+		     "===> Connection::RecursiveExecute() ["
 		     <<GetFullName()<<"]"<<std::endl);
 
-    IOStatus s = UPTODATE;
-    s = mFrom->bbBackwardUpdate(GetThisPointer<Connection>());
+    /*
+    // If box from already executing : nothing to do
+    if (mFrom->bbGetExecuting()) 
+      {
+	bbtkDebugMessage("process",3,
+			 " -> "<<mFrom->bbGetName()
+			 <<" already executing : abort"<<std::endl);
+	return; 
 
-    TransferData();
+      }
+    */
 
-    if (mAdaptor && (s==MODIFIED)) mAdaptor->bbSetModifiedStatus();
+    mFrom->bbRecursiveExecute(GetThisPointer<Connection>());
 
-    bbtkDebugMessage("process",5,
-		     "<=== Connection::BackwardUpdate() ["
+    TransferData();
+
+    // Transfer status
+    IOStatus s = MODIFIED;
+    if ( mFrom->bbGetOutputConnector(mOutput).GetStatus() == OUTOFDATE) 
+      {
+	s = OUTOFDATE;
+      }
+    mTo->bbGetInputConnector(mInput).SetStatus(s);
+    
+    bbtkDebugMessage("process",4,
+		     " --> '"<<mTo->bbGetName()<<"."<<mInput
+		     <<" ["<<&mTo->bbGetInputConnector(mInput)<<"] "
+		     <<"' new status '"
+		     <<GetIOStatusString(s)
+		     <<"'"
+		     << std::endl);
+
+    bbtkDebugMessage("process",4,
+		     "<=== Connection::RecursiveExecute() ["
 		     <<GetFullName()<<"]"<<std::endl);
-    return s;
+    return; 
   }
   //==================================================================
 
-  /*
-  //==================================================================
-  /// Forward Update
-  void Connection::ForwardUpdate()
-  {
-    bbtkDebugMessageInc("process",2,
-			"Connection::ForwardUpdate() ["
-			<<GetFullName()<<"]"<<std::endl);
-
-  
-    TransferData();
 
-    mTo->bbForwardUpdate(this);
-
-    bbtkDebugDecTab("process",2);
-  }
-  //==================================================================
-  */
 
   //==================================================================
   /// Transfers the data from the source output to the target input
@@ -269,8 +417,14 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
 			 <<HumanTypeName(mTo->bbGetInputType(mInput))
 			 <<">"<<std::endl);
 	
+	// 0) If from any contents void : nothing to do 
+	if (mFrom->bbGetOutput(mOutput).type() == typeid(void)) 
+	  {
+	    bbtkDebugMessage("data",3,
+			     " -> Source is void : nothing to transfer!"<<std::endl);
+	  }
 	// 1) Test strict type matching between any content and target
-	if (mFrom->bbGetOutput(mOutput)
+	else if (mFrom->bbGetOutput(mOutput)
 	    .contains( mTo->bbGetInputType(mInput) ) )
 	  {
 	    bbtkDebugMessage("data",3,
@@ -348,24 +502,25 @@ Connection::Connection(BlackBox::Pointer from, const std::string& output,
 
   }
   //==================================================================
-  
+
   //==================================================================
-  /// Modified
-  void Connection::SetModifiedStatus()
+  /// From.Output change propagation
+  void Connection::OnOutputChange(bbtk::BlackBox::Pointer, const std::string&, 
+				  IOStatus status)
   {
-    bbtkDebugMessage("modified",2,
-		     "==> Connection::SetModifiedStatus() ["
+    bbtkDebugMessage("change",2,
+		     "==> Connection::OnOutputChange("
+		     <<GetIOStatusString(status)<<") ["
 		     <<GetFullName()<<"]"<<std::endl);
+    if (mAdaptor) 
+      {
+	    BlackBoxInputConnector* ac = mAdaptor->bbGetInputConnectorMap().find("In")->second;
+	    mAdaptor->bbSetStatusAndPropagate(ac,status);
+      }
     
-    if (mAdaptor) mAdaptor->bbSetModifiedStatus();
-    
-    mTo->bbSetModifiedStatus(  mTo->bbGetInputConnectorMap().find(mInput)->second );
+    mTo->bbSetStatusAndPropagate( mTo->bbGetInputConnectorMap().find(mInput)->second, status);
     
-    /*
-    bbtkDebugMessage("modified",2,
-		     "==> Connection::SetModifiedStatus() ["
-		     <<GetFullName()<<"]"<<std::endl);
-    */
+ 
   }
   //==================================================================