From 5cd0dc7e2b092925ac1f8811d0fff461f39401a9 Mon Sep 17 00:00:00 2001
From: Maximilian Reininghaus <maximilian.reininghaus@tu-dortmund.de>
Date: Mon, 11 Mar 2019 19:20:07 -0300
Subject: [PATCH] fixed

---
 Environment/SlidingPlanarExponential.h | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/Environment/SlidingPlanarExponential.h b/Environment/SlidingPlanarExponential.h
index c04c084ec..573d2de7e 100644
--- a/Environment/SlidingPlanarExponential.h
+++ b/Environment/SlidingPlanarExponential.h
@@ -54,16 +54,14 @@ namespace corsika::environment {
     corsika::units::si::GrammageType IntegratedGrammage(
         corsika::geometry::Trajectory<corsika::geometry::Line> const& line,
         corsika::units::si::LengthType pTo) const override {
-      feenableexcept(FE_INVALID);
-      auto const axis = (Base::fP0 - line.GetR0()).normalized();
+      auto const axis = (line.GetR0() - Base::fP0).normalized();
       return Base::IntegratedGrammage(line, pTo, axis);
     }
 
     corsika::units::si::LengthType ArclengthFromGrammage(
         corsika::geometry::Trajectory<corsika::geometry::Line> const& line,
         corsika::units::si::GrammageType pGrammage) const override {
-      feenableexcept(FE_INVALID);
-      auto const axis = (Base::fP0 - line.GetR0()).normalized();
+      auto const axis = (line.GetR0() - Base::fP0).normalized();
       return Base::ArclengthFromGrammage(line, pGrammage, axis);
     }
   };
-- 
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