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changeset 2238:fc8be07bc72a

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relax IsNear() for arm64, ppc64el, riscv64 and s390x, cf. Debian #1104044
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sun, 27 Apr 2025 20:30:29 +0200
parents 6e995ee3b3e8
children 66b79075ac58
files OrthancStone/Sources/Toolbox/LinearAlgebra.h
diffstat 1 files changed, 6 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/OrthancStone/Sources/Toolbox/LinearAlgebra.h	Sat Apr 26 21:56:58 2025 +0200
+++ b/OrthancStone/Sources/Toolbox/LinearAlgebra.h	Sun Apr 27 20:30:29 2025 +0200
@@ -178,9 +178,12 @@
     inline bool IsNear(double x,
                        double y)
     {
-      // As most input is read as single-precision numbers, we take the
-      // epsilon machine for float32 into consideration to compare numbers
-      return IsNear(x, y, 10.0 * std::numeric_limits<float>::epsilon());
+      /**
+       * The default threshold was relaxed in releases > 2.6 of the
+       * Stone Web viewer, as it might be the source of an issue with
+       * arm64, ppc64el, riscv64, and s390x, cf. Debian #110404
+       **/
+      return IsNear(x, y, 100.0 * std::numeric_limits<double>::epsilon());
     }
 
     inline bool IsCloseToZero(double x)