From d16256a805d8b15fd5e398b7dc103d201e61a450 Mon Sep 17 00:00:00 2001
From: Michael Kuron <mkuron@icp.uni-stuttgart.de>
Date: Wed, 19 Jul 2017 13:17:26 +0200
Subject: [PATCH] assert on invalid quaternion normalization
---
src/core/math/Quaternion.h | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/src/core/math/Quaternion.h b/src/core/math/Quaternion.h
index 2c128b4d1..1278b8e22 100644
--- a/src/core/math/Quaternion.h
+++ b/src/core/math/Quaternion.h
@@ -517,9 +517,7 @@ template< typename Type > // Data type of the quaternion
inline Quaternion<Type>& Quaternion<Type>::normalize()
{
const Type len( std::sqrt( v_[0]*v_[0] + v_[1]*v_[1] + v_[2]*v_[2] + v_[3]*v_[3] ) );
-
- if( isIdentical(len, Type(0)) )
- return *this;
+ WALBERLA_ASSERT_NOT_IDENTICAL( len, Type(0) );
const Type ilen( Type(1)/len );
@@ -542,9 +540,7 @@ template< typename Type > // Data type of the quaternion
inline const Quaternion<Type> Quaternion<Type>::getNormalized() const
{
const Type len( std::sqrt( v_[0]*v_[0] + v_[1]*v_[1] + v_[2]*v_[2] + v_[3]*v_[3] ) );
-
- if( isIdentical(len, Type(0)) )
- return *this;
+ WALBERLA_ASSERT_NOT_IDENTICAL( len, Type(0) );
const Type ilen( Type(1)/len );
--
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