From 6ba3ae42db97a5367507312b4d086e006081d8ed Mon Sep 17 00:00:00 2001
From: dsarrut <dsarrut>
Date: Wed, 7 Jul 2010 06:58:37 +0000
Subject: [PATCH] add "havesamespacing" utility

---
 common/clitkImageCommon.h   | 13 +++++++++++--
 common/clitkImageCommon.txx | 30 ++++++++++++++++++++++++++++--
 2 files changed, 39 insertions(+), 4 deletions(-)

diff --git a/common/clitkImageCommon.h b/common/clitkImageCommon.h
index 294c19a..e734d21 100644
--- a/common/clitkImageCommon.h
+++ b/common/clitkImageCommon.h
@@ -96,13 +96,22 @@ namespace clitk {
 
   //--------------------------------------------------------------------
   template<class ImageType1, class ImageType2>
-  bool HasSameSizeAndSpacing(typename ImageType1::ConstPointer A, 
+  bool HaveSameSizeAndSpacing(typename ImageType1::ConstPointer A, 
                              typename ImageType2::ConstPointer B);
 
   template<class ImageType1, class ImageType2>
-  bool HasSameSizeAndSpacing(typename ImageType1::Pointer A, 
+  bool HaveSameSizeAndSpacing(typename ImageType1::Pointer A, 
                              typename ImageType2::Pointer B);
 
+  //--------------------------------------------------------------------
+  template<class ImageType1, class ImageType2>
+  bool HaveSameSpacing(typename ImageType1::ConstPointer A, 
+                       typename ImageType2::ConstPointer B);
+
+  template<class ImageType1, class ImageType2>
+  bool HaveSameSpacing(typename ImageType1::Pointer A, 
+                       typename ImageType2::Pointer B);
+
 #include "clitkImageCommon.txx"
 
 } // end namespace
diff --git a/common/clitkImageCommon.txx b/common/clitkImageCommon.txx
index 7b6badf..ca8206e 100644
--- a/common/clitkImageCommon.txx
+++ b/common/clitkImageCommon.txx
@@ -319,7 +319,7 @@ void ComputeWeightsOfEachClasses(const typename InputImageType::Pointer & input,
 
 //--------------------------------------------------------------------
 template<class ImageType1, class ImageType2>
-bool HasSameSizeAndSpacing(typename ImageType1::ConstPointer A, 
+bool HaveSameSizeAndSpacing(typename ImageType1::ConstPointer A, 
                            typename ImageType2::ConstPointer B) 
 {
   if (A->GetImageDimension() != B->GetImageDimension()) return false;
@@ -333,7 +333,7 @@ bool HasSameSizeAndSpacing(typename ImageType1::ConstPointer A,
 
 //--------------------------------------------------------------------
 template<class ImageType1, class ImageType2>
-bool HasSameSizeAndSpacing(typename ImageType1::Pointer A, 
+bool HaveSameSizeAndSpacing(typename ImageType1::Pointer A, 
                            typename ImageType2::Pointer B) 
 {
   if (A->GetImageDimension() != B->GetImageDimension()) return false;
@@ -345,5 +345,31 @@ bool HasSameSizeAndSpacing(typename ImageType1::Pointer A,
 }
 //--------------------------------------------------------------------
 
+//--------------------------------------------------------------------
+template<class ImageType1, class ImageType2>
+bool HaveSameSpacing(typename ImageType1::ConstPointer A, 
+                     typename ImageType2::ConstPointer B) 
+{
+  if (A->GetImageDimension() != B->GetImageDimension()) return false;
+  for(unsigned int i=0; i<A->GetImageDimension(); i++) {
+    if (A->GetSpacing()[i] != B->GetSpacing()[i]) return false;
+  }
+  return true;
+}
+//--------------------------------------------------------------------
+
+//--------------------------------------------------------------------
+template<class ImageType1, class ImageType2>
+bool HaveSameSpacing(typename ImageType1::Pointer A, 
+                           typename ImageType2::Pointer B) 
+{
+  if (A->GetImageDimension() != B->GetImageDimension()) return false;
+  for(unsigned int i=0; i<A->GetImageDimension(); i++) {
+    if (A->GetSpacing()[i] != B->GetSpacing()[i]) return false;
+  }
+  return true;
+}
+//--------------------------------------------------------------------
+
 #endif /* end #define CLITKIMAGECOMMON_TXX */
 
-- 
2.47.1