00001 /*Copyright (c) 2010 Maxime Petitjean 00002 00003 Permission is hereby granted, free of charge, to any person obtaining a copy 00004 of this software and associated documentation files (the "Software"), to deal 00005 in the Software without restriction, including without limitation the rights 00006 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00007 copies of the Software, and to permit persons to whom the Software is 00008 furnished to do so, subject to the following conditions: 00009 00010 The above copyright notice and this permission notice shall be included in 00011 all copies or substantial portions of the Software. 00012 00013 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00014 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00015 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00016 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00017 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00018 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00019 THE SOFTWARE.*/ 00020 00021 #ifndef _TESTPOINTSGENERATOR_ 00022 #define _TESTPOINTSGENERATOR_ 00023 00024 #include "randompointsgenerator.h" 00025 00026 #include <cmath> 00027 00031 class TestPointsGenerator : public RandomPointsGenerator 00032 { 00033 protected: 00034 Point m_point; 00035 00036 public: 00037 TestPointsGenerator( const FractalParameters * _fractal_parameters ) 00038 : RandomPointsGenerator( _fractal_parameters ) 00039 { 00040 } 00041 00042 Point next() 00043 { 00044 Point next_point; 00045 if( qrand() % 5 != 0 ) //1 fois sur 5 00046 { 00047 next_point = m_point; 00048 00049 next_point += 2.0f * Point( cos( qrand() * m_inv_rand_max * 2.0 * 3.14159265 ) 00050 , sin( qrand() * m_inv_rand_max * 0.1 ) ); 00051 } 00052 else 00053 { 00054 next_point = RandomPointsGenerator::next(); 00055 } 00056 m_point = next_point; 00057 return next_point; 00058 } 00059 }; 00060 00061 #endif //_TESTPOINTSGENERATOR_