permlib
0.2.6
Library for permutation computations
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00001 // --------------------------------------------------------------------------- 00002 // 00003 // This file is part of PermLib. 00004 // 00005 // Copyright (c) 2009-2011 Thomas Rehn <thomas@carmen76.de> 00006 // All rights reserved. 00007 // 00008 // Redistribution and use in source and binary forms, with or without 00009 // modification, are permitted provided that the following conditions 00010 // are met: 00011 // 1. Redistributions of source code must retain the above copyright 00012 // notice, this list of conditions and the following disclaimer. 00013 // 2. Redistributions in binary form must reproduce the above copyright 00014 // notice, this list of conditions and the following disclaimer in the 00015 // documentation and/or other materials provided with the distribution. 00016 // 3. The name of the author may not be used to endorse or promote products 00017 // derived from this software without specific prior written permission. 00018 // 00019 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 00020 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00021 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 00022 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 00023 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00024 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00025 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00026 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00027 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 00028 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00029 // 00030 // --------------------------------------------------------------------------- 00031 00032 00033 #ifndef RBASECHANGE_H_ 00034 #define RBASECHANGE_H_ 00035 00036 #include <permlib/change/base_transpose.h> 00037 #include <permlib/generator/random_schreier_generator.h> 00038 00039 #include <boost/scoped_ptr.hpp> 00040 00041 namespace permlib { 00042 00044 00049 template<class PERM, class TRANS> 00050 class RandomBaseTranspose : public BaseTranspose<PERM,TRANS> { 00051 protected: 00052 typedef typename BaseTranspose<PERM,TRANS>::PERMlist PERMlist; 00053 00054 virtual Generator<PERM>* setupGenerator(BSGS<PERM,TRANS> &bsgs, unsigned int i, const PERMlist &S_i, const TRANS &U_i) const; 00055 }; 00056 00057 // 00058 // ---- IMPLEMENTATION 00059 // 00060 00061 template<class PERM, class TRANS> 00062 Generator<PERM>* RandomBaseTranspose<PERM,TRANS>::setupGenerator(BSGS<PERM,TRANS> &bsgs, unsigned int i, const PERMlist &S_i, const TRANS &U_i) const { 00063 return new RandomSchreierGenerator<PERM,TRANS>(bsgs, i, U_i); 00064 } 00065 00066 } 00067 00068 #endif // -- RBASECHANGE_H_