BUG: Fix 32-bit truncation on VectorImage Accessor

Initial bug reported in SimpleITK/SimpleITK#2220. On 64-bit windows system, truncation to 32-bit (unsigned long) was occouring when setting VectorImages with over 4GB buffers.
blowekamp · Dec 15, 2024 · 3698a0a · 3698a0a
1 parent b5a3fb5
commit 3698a0a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Modules/Core/Common/include/itkDefaultVectorPixelAccessor.h b/Modules/Core/Common/include/itkDefaultVectorPixelAccessor.h
@@ -63,7 +63,7 @@ class ITK_TEMPLATE_EXPORT DefaultVectorPixelAccessor
 
   /** Set output using the value in input */
   inline void
-  Set(InternalType & output, const ExternalType & input, const unsigned long offset) const
+  Set(InternalType & output, const ExternalType & input, const SizeValueType offset) const
   {
     InternalType * truePixel = (&output) + offset * m_OffsetMultiplier;