OpenWalnut  1.4.0
WUnitSphereCoordinates_test.h
00001 //---------------------------------------------------------------------------
00002 //
00003 // Project: OpenWalnut ( http://www.openwalnut.org )
00004 //
00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
00006 // For more information see http://www.openwalnut.org/copying
00007 //
00008 // This file is part of OpenWalnut.
00009 //
00010 // OpenWalnut is free software: you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as published by
00012 // the Free Software Foundation, either version 3 of the License, or
00013 // (at your option) any later version.
00014 //
00015 // OpenWalnut is distributed in the hope that it will be useful,
00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018 // GNU Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public License
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00022 //
00023 //---------------------------------------------------------------------------
00024 
00025 #ifndef WUNITSPHERECOORDINATES_TEST_H
00026 #define WUNITSPHERECOORDINATES_TEST_H
00027 
00028 #include <string>
00029 #include <vector>
00030 #include <algorithm>
00031 
00032 #include <cxxtest/TestSuite.h>
00033 
00034 #include "core/common/WLogger.h"
00035 #include "core/common/math/WGeometryFunctions.h"
00036 #include "core/common/math/WSymmetricSphericalHarmonic.h"
00037 
00038 #include "../WUnitSphereCoordinates.h"
00039 
00040 /**
00041  * Test class for the WUnitSphereCoordinates template.
00042  */
00043 class WUnitSphereCoordinatesTest : public CxxTest::TestSuite
00044 {
00045 public:
00046     /**
00047      * Test implicit conversion between sphere and euclidean coordinates.
00048      */
00049     void testSphereToEuclideanConversion()
00050     {
00051         // 1. test case
00052         WVector3d n( 1.0, 0.0, 0.0 );
00053         WUnitSphereCoordinates< double > m( n );
00054         WVector3d n2(  m.getEuclidean() );
00055         for( size_t i = 0; i < 3; i++ )
00056         {
00057             TS_ASSERT_DELTA( n[ i ], n2[ i ], 0.001 );
00058         }
00059 
00060         // 2. test case
00061         n[ 0  ] = 1.0;
00062         n[ 1  ] = 0.5;
00063         n[ 2  ] = 1.0;
00064         m.setEuclidean( n );
00065         n2 = m.getEuclidean();
00066         n = normalize( n );
00067         for( size_t i = 0; i < 3; i++ )
00068         {
00069             TS_ASSERT_DELTA( n[ i ], n2[ i ], 0.001 );
00070         }
00071     }
00072 
00073 private:
00074 };
00075 
00076 #endif  // WUNITSPHERECOORDINATES_TEST_H