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vigra/invariant_features3D.hxx |

    00001 /************************************************************************/
    00002 /*                                                                      */
    00003 /*        Copyright 2009-2010 by Ullrich Koethe and Janis Fehr          */
    00004 /*                                                                      */
    00005 /*    This file is part of the VIGRA computer vision library.           */
    00006 /*    The VIGRA Website is                                              */
    00007 /*        http://hci.iwr.uni-heidelberg.de/vigra/                       */
    00008 /*    Please direct questions, bug reports, and contributions to        */
    00009 /*        ullrich.koethe@iwr.uni-heidelberg.de    or                    */
    00010 /*        vigra@informatik.uni-hamburg.de                               */
    00011 /*                                                                      */
    00012 /*    Permission is hereby granted, free of charge, to any person       */
    00013 /*    obtaining a copy of this software and associated documentation    */
    00014 /*    files (the "Software"), to deal in the Software without           */
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    00018 /*    Software is furnished to do so, subject to the following          */
    00019 /*    conditions:                                                       */
    00020 /*                                                                      */
    00021 /*    The above copyright notice and this permission notice shall be    */
    00022 /*    included in all copies or substantial portions of the             */
    00023 /*    Software.                                                         */
    00024 /*                                                                      */
    00025 /*    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND    */
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    00027 /*    OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND          */
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    00032 /*    OTHER DEALINGS IN THE SOFTWARE.                                   */
    00033 /*                                                                      */
    00034 /************************************************************************/
    00035
    00036 #ifndef VIGRA_INVARIANT_FEATURES3D_HXX
    00037 #define VIGRA_INVARIANT_FEATURES3D_HXX
    00038
    00039 #include <complex>
    00040 #include "config.hxx"
    00041 #include "error.hxx"
    00042 #include "utilities.hxx"
    00043 #include "mathutil.hxx"
    00044 #include "array_vector.hxx"
    00045 #include "matrix.hxx"
    00046 #include "tinyvector.hxx"
    00047 #include "quaternion.hxx"
    00048
    00049 namespace vigra {
    00050
    00051 namespace detail  {
    00052
    00053 // computes the normalization for SH base functions
    00054 inline double realSH(double l, double m)
    00055 {
    00056     return std::sqrt((2.0*l + 1.0) / (4.0*M_PI*facLM(l,m)));
    00057
    00058 }
    00059
    00060 template<int N, class T, class C>
    00061 TinyVector<float, N> centerOfBB(MultiArrayView<N, T, C> const & A)
    00062 {
    00063     return TinyVector<float, N>(A.shape()) /= 2.0;
    00064 }
    00065
    00066 } // namespace detail
    00067
    00068
    00069 } // namespace vigra
    00070
    00071 #endif // VIGRA_INVARIANT_FEATURES3D_HXX

© Ullrich Köthe (ullrich.koethe@iwr.uni-heidelberg.de) Heidelberg Collaboratory for Image Processing, University of Heidelberg, Germany | html generated using doxygen and Python vigra 1.9.0 (Tue Nov 6 2012)