From 3c89981c4f78fe15b1087f40e51e37c0c1fb087c Mon Sep 17 00:00:00 2001
From: dsarrut <dsarrut>
Date: Tue, 15 Feb 2011 10:45:37 +0000
Subject: [PATCH] add 'OR' operation

---
 itk/clitkBooleanOperatorLabelImageFilter.h   |  7 +++--
 itk/clitkBooleanOperatorLabelImageFilter.txx | 29 ++++++++++----------
 2 files changed, 19 insertions(+), 17 deletions(-)

diff --git a/itk/clitkBooleanOperatorLabelImageFilter.h b/itk/clitkBooleanOperatorLabelImageFilter.h
index f81b440..13a9b74 100644
--- a/itk/clitkBooleanOperatorLabelImageFilter.h
+++ b/itk/clitkBooleanOperatorLabelImageFilter.h
@@ -81,7 +81,8 @@ namespace clitk {
     // Set type of operation
     typedef enum {
       And = 0, 
-      AndNot = 1
+      AndNot = 1, 
+      Or = 2
     } OperationTypeEnumeration;
     itkGetMacro(OperationType, OperationTypeEnumeration);
     itkSetMacro(OperationType, OperationTypeEnumeration);
@@ -105,7 +106,8 @@ namespace clitk {
     virtual void GenerateInputRequestedRegion();
     virtual void GenerateData();
     
-    virtual void ReleaseInputs() { } // Do not release date to keep input in memory and continue ...    
+    // Do not release date to keep input in memory and continue ... 
+    virtual void ReleaseInputs() { } 
     
     Input1ImagePixelType mBackgroundValue1;
     Input2ImagePixelType mBackgroundValue2;
@@ -120,6 +122,7 @@ namespace clitk {
     
     template<class Iter1, class Iter2> void LoopAndNot(Iter1 it1, Iter1 it2, Iter2 ot);
     template<class Iter1, class Iter2> void LoopAnd(Iter1 it1, Iter1 it2, Iter2 ot);
+    template<class Iter1, class Iter2> void LoopOr(Iter1 it1, Iter1 it2, Iter2 ot);
     
   private:
     BooleanOperatorLabelImageFilter(const Self&); //purposely not implemented
diff --git a/itk/clitkBooleanOperatorLabelImageFilter.txx b/itk/clitkBooleanOperatorLabelImageFilter.txx
index 20f811a..1a7a98b 100644
--- a/itk/clitkBooleanOperatorLabelImageFilter.txx
+++ b/itk/clitkBooleanOperatorLabelImageFilter.txx
@@ -154,9 +154,6 @@ namespace clitk {
     }
 
     // Compute intersection bounding box (in physical coordinate) and regions (in pixel coordinate)
-    // DD(input1->GetLargestPossibleRegion());
-    // DD(input2->GetLargestPossibleRegion());
-    // DD(outputImage->GetLargestPossibleRegion());
     typedef itk::BoundingBox<unsigned long, Dim> BBType;
     typename BBType::Pointer bbInput1 = BBType::New();    
     ComputeBBFromImageRegion<Input1ImageType>(input1, input1->GetLargestPossibleRegion(), bbInput1);    
@@ -165,20 +162,13 @@ namespace clitk {
     typename BBType::Pointer bbOutput = BBType::New();    
     ComputeBBFromImageRegion<OutputImageType>(outputImage, outputImage->GetLargestPossibleRegion(), bbOutput);
     
-    // DD(bbInput1);
-    // DD(bbInput2);
-    // DD(bbOutput);
-
     typename BBType::Pointer bb = BBType::New();    
     ComputeBBIntersection<Dim>(bb, bbInput1, bbInput2);
-    // DD(bb);
     ComputeBBIntersection<Dim>(bb, bb, bbOutput);
-    // DD(bb);
  
     ComputeRegionFromBB<Input1ImageType>(input1, bb, input1Region);
     ComputeRegionFromBB<Input2ImageType>(input2, bb, input2Region);
     ComputeRegionFromBB<OutputImageType>(outputImage, bb, outputRegion);
-
   }
   //--------------------------------------------------------------------
 
@@ -212,9 +202,6 @@ namespace clitk {
     OutputImagePointer output = this->GetOutput(0);
     
     // Get Region iterators
-    // DD(input1Region);
-    // DD(input2Region);
-    // DD(outputRegion);
     itk::ImageRegionConstIterator<Input1ImageType> it1(input1, input1Region);
     itk::ImageRegionConstIterator<Input2ImageType> it2(input2, input2Region);
     itk::ImageRegionIterator<OutputImageType>      ot (output, outputRegion);
@@ -225,6 +212,7 @@ namespace clitk {
     switch (m_OperationType) {
     case AndNot: LoopAndNot(it1, it2, ot);  break;
     case And: LoopAnd(it1, it2, ot);  break;
+    case Or: LoopOr(it1, it2, ot);  break;
     }
   }
   //--------------------------------------------------------------------
@@ -245,7 +233,8 @@ namespace clitk {
 
   //--------------------------------------------------------------------
   LOOP_BEGIN(LoopAndNot)
-  if ((it1.Get() != mBackgroundValue1) && (it2.Get() == mBackgroundValue2)) { ot.Set(mForegroundValue); }
+  if ((it1.Get() != mBackgroundValue1) && (it2.Get() == mBackgroundValue2)) 
+    { ot.Set(mForegroundValue); }
   else { ot.Set(mBackgroundValue); }
   LOOP_END
   //--------------------------------------------------------------------
@@ -253,7 +242,17 @@ namespace clitk {
  
   //--------------------------------------------------------------------
   LOOP_BEGIN(LoopAnd)
-  if ((it1.Get() != mBackgroundValue1) && (it2.Get() != mBackgroundValue2)) { ot.Set(mForegroundValue); }
+  if ((it1.Get() != mBackgroundValue1) && (it2.Get() != mBackgroundValue2)) 
+    { ot.Set(mForegroundValue); }
+  else { ot.Set(mBackgroundValue); }
+  LOOP_END
+  //--------------------------------------------------------------------
+
+ 
+  //--------------------------------------------------------------------
+  LOOP_BEGIN(LoopOr)
+  if ((it1.Get() != mBackgroundValue1) || (it2.Get() != mBackgroundValue2)) 
+    { ot.Set(mForegroundValue); }
   else { ot.Set(mBackgroundValue); }
   LOOP_END
   //--------------------------------------------------------------------
-- 
2.47.1