From d44e65e119f0f6b22cfaccd03bc5269484e9c137 Mon Sep 17 00:00:00 2001
From: Niels Dekker <N.Dekker@lumc.nl>
Date: Wed, 10 Jul 2024 11:55:11 +0200
Subject: [PATCH] STYLE: Specify fill value (0) when constructing temporary
 DerivativeType

No need to call `Fill` afterwards, in the ComputeDerivativeLowMemory member functions of ParzenWindowMutualInformationImageToImageMetric.
---
 .../itkParzenWindowMutualInformationImageToImageMetric.hxx  | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/Components/Metrics/AdvancedMattesMutualInformation/itkParzenWindowMutualInformationImageToImageMetric.hxx b/Components/Metrics/AdvancedMattesMutualInformation/itkParzenWindowMutualInformationImageToImageMetric.hxx
index 2ba066bc4..4b41ae4ec 100644
--- a/Components/Metrics/AdvancedMattesMutualInformation/itkParzenWindowMutualInformationImageToImageMetric.hxx
+++ b/Components/Metrics/AdvancedMattesMutualInformation/itkParzenWindowMutualInformationImageToImageMetric.hxx
@@ -292,8 +292,7 @@ ParzenWindowMutualInformationImageToImageMetric<TFixedImage, TMovingImage>::Comp
   if (this->GetUseJacobianPreconditioning())
   {
     jacobianPreconditioner = DerivativeType(nzji.size());
-    preconditioningDivisor = DerivativeType(this->GetNumberOfParameters());
-    preconditioningDivisor.Fill(0.0);
+    preconditioningDivisor = DerivativeType(this->GetNumberOfParameters(), 0.0);
   }
 
   /** Get a handle to the sample container. */
@@ -431,8 +430,7 @@ ParzenWindowMutualInformationImageToImageMetric<TFixedImage, TMovingImage>::Thre
   if (this->GetUseJacobianPreconditioning())
   {
     jacobianPreconditioner = DerivativeType(nzji.size());
-    preconditioningDivisor = DerivativeType(this->GetNumberOfParameters());
-    preconditioningDivisor.Fill(0.0);
+    preconditioningDivisor = DerivativeType(this->GetNumberOfParameters(), 0.0);
   }
 
   /** Get a handle to the sample container. */