// This file is part of libigl, a simple c++ geometry processing library. // // Copyright (C) 2013 Alec Jacobson // // This Source Code Form is subject to the terms of the Mozilla Public License // v. 2.0. If a copy of the MPL was not distributed with this file, You can // obtain one at http://mozilla.org/MPL/2.0/. #include "normalize_quat.h" #include "EPS.h" #include template IGL_INLINE bool igl::normalize_quat( const Q_type *q, Q_type *out) { // Get length Q_type len = sqrt( q[0]*q[0]+ q[1]*q[1]+ q[2]*q[2]+ q[3]*q[3]); // Noramlize each coordinate out[0] = q[0]/len; out[1] = q[1]/len; out[2] = q[2]/len; out[3] = q[3]/len; // Test whether length was below Epsilon return (len > igl::EPS()); } #ifdef IGL_STATIC_LIBRARY // Explicit template instantiation // generated by autoexplicit.sh template bool igl::normalize_quat(double const*, double*); // generated by autoexplicit.sh template bool igl::normalize_quat(float const*, float*); #endif