From fcd0b47bc5140620012273b34e5a90ff6f66be9d Mon Sep 17 00:00:00 2001
From: Eduardo DAVILA <eduardo.davila@creatis.insa-lyon.fr>
Date: Thu, 10 Jun 2021 09:29:45 +0200
Subject: [PATCH] #3464 Bug CreateImage box in 2D (spacing)

---
 packages/vtk/src/bbvtkCreateImage.cxx | 59 ++++++++++++++++++---------
 1 file changed, 39 insertions(+), 20 deletions(-)

diff --git a/packages/vtk/src/bbvtkCreateImage.cxx b/packages/vtk/src/bbvtkCreateImage.cxx
index 499d336..2cdb383 100644
--- a/packages/vtk/src/bbvtkCreateImage.cxx
+++ b/packages/vtk/src/bbvtkCreateImage.cxx
@@ -53,10 +53,13 @@ void CreateImage::Process()
 //    * TYPE is the C++ type of the input/output
 //      (the one provided in the attribute 'type' of the tag 'input')
 
+
 	int		dim[3];	
-	dim[0] = bbGetInputDimensions()[0];
-	dim[1] = bbGetInputDimensions()[1];
-	dim[2] = bbGetInputDimensions()[2];
+	dim[0] 	= bbGetInputDimensions()[0];
+	dim[1] 	= bbGetInputDimensions()[1];
+	dim[2] 	= bbGetInputDimensions()[2];
+
+
 
 	if (imageoutput!=NULL) 
 	{
@@ -68,9 +71,34 @@ void CreateImage::Process()
 	{
 		double	spc[3];
 		int		outputformat = VTK_UNSIGNED_SHORT;
-		spc[0] = bbGetInputSpacing()[0];
-		spc[1] = bbGetInputSpacing()[1];
-		spc[2] = bbGetInputSpacing()[2];
+
+		spc[0]	= 1;
+		spc[1]	= 1;
+		spc[2]	= 1;
+		if  ( bbGetInputSpacing().size()==3 )
+		{
+			spc[0] = bbGetInputSpacing()[0];
+			spc[1] = bbGetInputSpacing()[1];
+			spc[2] = bbGetInputSpacing()[2];
+			if ((spc[0]<=0)||(spc[1]<=0)||(spc[2]<=0))
+			{
+				spc[0] = 1;
+				spc[1] = 1;
+				spc[2] = 1;
+			}
+		} // size spc 3
+		if  ( bbGetInputSpacing().size()==2 )
+		{
+			spc[0] = bbGetInputSpacing()[0];
+			spc[1] = bbGetInputSpacing()[1];
+			if ((spc[0]<=0)||(spc[1]<=0))
+			{
+				spc[0] = 1;
+				spc[1] = 1;
+			}
+		} // if size spc 2
+
+		
 		if (bbGetInputOutputFormat()=="VTK_BIT")					outputformat = VTK_BIT;                 // 1
 		else if (bbGetInputOutputFormat()=="VTK_CHAR")				outputformat = VTK_CHAR;				// 2
 		else if (bbGetInputOutputFormat()=="MET_CHAR")				outputformat = VTK_CHAR;				// 2
@@ -96,16 +124,11 @@ void CreateImage::Process()
 
 		if ((dim[0]<=0)||(dim[1]<=0)||(dim[2]<=0))
 		{
-			dim[0]=1;
-			dim[1]=1;
-			dim[2]=1;
-		}
-		if ((spc[0]<=0)||(spc[1]<=0)||(spc[2]<=0))
-		{
-			spc[0]=1;
-			spc[1]=1;
-			spc[2]=1;
+			dim[0] = 1;
+			dim[1] = 1;
+			dim[2] = 1;
 		}
+
 		imageoutput = vtkImageData::New();
 		imageoutput->Initialize();
 		imageoutput->SetSpacing( spc );
@@ -122,25 +145,20 @@ void CreateImage::Process()
 		
 		int i,j,k;
 		long sizeBlock;	
-
 		for (i=0; i<dim[0]; i++)
 		{
 			imageoutput->SetScalarComponentFromDouble(i,0,0, 0, bbGetInputInitialValue() );
 		} // for i
-		
 		sizeBlock= dim[0] * imageoutput->GetScalarSize();
 		for (j=1; j<dim[1]; j++)
 		{
 			memcpy(  imageoutput->GetScalarPointer(0,j,0), imageoutput->GetScalarPointer()  , sizeBlock );
 		} // for j		
-
 		sizeBlock= dim[0] * dim[1] * imageoutput->GetScalarSize();
 		for (k=0; k<dim[2]; k++)
 		{
 			memcpy(  imageoutput->GetScalarPointer(0,0,k) ,imageoutput->GetScalarPointer()  , sizeBlock );
 		} // for k
-		
-
 	//EED 2017-01-01 Migration VTK7
 	#if (VTK_MAJOR_VERSION <= 5) 
 		imageoutput->Update();
@@ -152,6 +170,7 @@ void CreateImage::Process()
 	} // if dim = 0
 
 	bbSetOutputOut(imageoutput);
+	
 }	
 	
 //===== 
-- 
2.45.1