X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=packages%2Fvtk%2Fsrc%2FbbvtkRescaleSlopeIntercept.cxx;h=cb1a77050240e041c2764afd6d908b74d0d23f95;hb=0c2a59d5ac18086c50a0b5e7351b18cad876b905;hp=911d6626c66cbce1b5d25077fb9b6f961ddfa889;hpb=6adcfa9cb22b26df2122aa7bfef931a3bb847486;p=bbtk.git

diff --git a/packages/vtk/src/bbvtkRescaleSlopeIntercept.cxx b/packages/vtk/src/bbvtkRescaleSlopeIntercept.cxx
index 911d662..cb1a770 100644
--- a/packages/vtk/src/bbvtkRescaleSlopeIntercept.cxx
+++ b/packages/vtk/src/bbvtkRescaleSlopeIntercept.cxx
@@ -92,12 +92,17 @@ void RescaleSlopeIntercept::Process()
 			shift= A + (range[1]*newdifrange/difrange);
 		} // if type 3
 		
-		filter->SetInput( bbGetInputIn() );
-		filter->SetOutputScalarType( outputformat );
-		filter->SetScale( scale );
-		filter->SetShift( shift );
+		filter1->SetInput( bbGetInputIn() );
+		filter1->SetOutputScalarType( VTK_DOUBLE );
+		filter1->SetShift( 0 );
+		filter1->SetScale( scale );
 		
-		mchange->SetInput( filter->GetOutput() );
+		filter2->SetInput( filter1->GetOutput() );
+		filter2->SetOutputScalarType( outputformat );
+		filter2->SetShift( shift );
+		filter2->SetScale( 1 );
+		
+		mchange->SetInput( filter2->GetOutput() );
 		mchange->SetExtentTranslation( -ext[0], -ext[2], -ext[4] );
 		mchange->SetOutputSpacing (spc);
 		mchange->Update();    //important
@@ -121,7 +126,8 @@ void RescaleSlopeIntercept::bbUserSetDefaultValues()
 	bbSetInputB(0);
 	bbSetInputOutputFormat("SAME");
 
-	filter	= NULL;
+	filter1	= NULL;
+	filter2	= NULL;
 	mchange	= NULL;
 }
 //===== 
@@ -135,7 +141,8 @@ void RescaleSlopeIntercept::bbUserInitializeProcessing()
 //    but this is where you should allocate the internal/output pointers 
 //    if any 
 
-	filter	= vtkImageShiftScale::New();
+	filter1	= vtkImageShiftScale::New();
+	filter2	= vtkImageShiftScale::New();
 	mchange = vtkImageChangeInformation::New();
 
   
@@ -151,7 +158,8 @@ void RescaleSlopeIntercept::bbUserFinalizeProcessing()
 //    but this is where you should desallocate the internal/output pointers 
 //    if any
 	mchange->Delete();		
-	filter->Delete();
+	filter1->Delete();
+	filter2->Delete();
 }
 	
 }