Commit 0abc0016b for imagemagick.org

commit 0abc0016b9821bca9db3345826c7b5c65f9ebadf
Author: Cristy <urban-warrior@imagemagick.org>
Date:   Sun Nov 15 11:28:19 2026 -0500

    improve readability

diff --git a/MagickCore/gem.c b/MagickCore/gem.c
index b04bb0fc2..7909b7cff 100644
--- a/MagickCore/gem.c
+++ b/MagickCore/gem.c
@@ -86,8 +86,11 @@
 */
 MagickExport double ExpandAffine(const AffineMatrix *affine)
 {
+  const double
+    determinant = affine->sx*affine->sy-affine->rx*affine->ry;
+
   assert(affine != (const AffineMatrix *) NULL);
-  return(sqrt(fabs(affine->sx*affine->sy-affine->rx*affine->ry)));
+  return(sqrt(fabs(determinant)));
 }

 /*
@@ -152,7 +155,7 @@ MagickPrivate double GenerateDifferentialNoise(RandomInfo *random_info,
         gamma,
         tau;

-      if (fabs(alpha) < MagickEpsilon)
+      if (alpha <= MagickEpsilon)
         alpha=1.0;
       beta=GetPseudoRandomValue(random_info);
       gamma=sqrt(-2.0*log(alpha));