X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=packages%2Fvtk%2Fsrc%2FbbvtkStructuredPointsReader.cxx;h=74f6d6bf3b73cd7dd0a570a010551ebb835f4e58;hb=731d9ee262e286a24e3ea2776d8e914950840a2c;hp=9d3d6a06e70805a1e6cc5b5a0e8f61ef12550ab5;hpb=6ccd15a3eebdc52fbf476fa19652d590aaa73a62;p=bbtk.git

diff --git a/packages/vtk/src/bbvtkStructuredPointsReader.cxx b/packages/vtk/src/bbvtkStructuredPointsReader.cxx
index 9d3d6a0..74f6d6b 100644
--- a/packages/vtk/src/bbvtkStructuredPointsReader.cxx
+++ b/packages/vtk/src/bbvtkStructuredPointsReader.cxx
@@ -26,11 +26,18 @@ void StructuredPointsReader::Process()
 //    * TYPE is the C++ type of the input/output
 //      (the one provided in the attribute 'type' of the tag 'input')
 
-	
-	spr -> SetFileName( bbGetInputIn().c_str() );
-	sp = spr->GetOutput();
-	sp -> Update();
-	bbSetOutputOut( sp );
+    //warning: comparison with string literal results in unspecified behaviour
+	//if ( bbGetInputIn().c_str()!="")
+    std::string empty("");  // JPR
+    if ( bbGetInputIn().c_str()!=empty)
+	{
+		spr -> SetFileName( bbGetInputIn().c_str() );
+		sp = spr->GetOutput();
+		sp -> Update();
+		bbSetOutputOut( sp );
+	} else {
+		bbSetOutputOut( NULL );
+	}
 	
 }
 //===== 
@@ -42,7 +49,8 @@ void StructuredPointsReader::bbUserSetDefaultValues()
 //  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX 
 //    Here we initialize the input 'In' to 0
    bbSetInputIn("");
-  
+   bbSetOutputOut( NULL );
+
 }
 //===== 
 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)