# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1745333352 -7200
# Node ID d0d8090ea64f3a002453b52dd11d517aff329c2e
# Parent  d888cc7d78208d9e8d1c13c4a861f29fd11d7c0c
fix estimation of geometry in RT-STRUCT

diff -r d888cc7d7820 -r d0d8090ea64f OrthancStone/Sources/Toolbox/DicomStructureSet.cpp
--- a/OrthancStone/Sources/Toolbox/DicomStructureSet.cpp	Tue Apr 22 16:39:11 2025 +0200
+++ b/OrthancStone/Sources/Toolbox/DicomStructureSet.cpp	Tue Apr 22 16:49:12 2025 +0200
@@ -302,8 +302,11 @@
       bool found = false;
       for (size_t i = 1; i < points_.size(); i++)
       {
-        axisX = points_[1] - origin;
-        if (boost::numeric::ublas::norm_2(axisX) > 10.0 * std::numeric_limits<double>::epsilon())
+        axisX = points_[i] - origin;
+
+        bool isOpposite;  // Ignored
+        if (boost::numeric::ublas::norm_2(axisX) > 10.0 * std::numeric_limits<double>::epsilon() &&
+            !GeometryToolbox::IsParallelOrOpposite(axisX, estimatedNormal))
         {
           found = true;
           break;