PLearn 0.1
|
00001 // -*- C++ -*- 00002 00003 // FilteredVMatrix.h 00004 // 00005 // Copyright (C) 2003 Pascal Vincent 00006 // 00007 // Redistribution and use in source and binary forms, with or without 00008 // modification, are permitted provided that the following conditions are met: 00009 // 00010 // 1. Redistributions of source code must retain the above copyright 00011 // notice, this list of conditions and the following disclaimer. 00012 // 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 // 00017 // 3. The name of the authors may not be used to endorse or promote 00018 // products derived from this software without specific prior written 00019 // permission. 00020 // 00021 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00022 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00023 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00024 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00025 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00026 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00027 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00028 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00029 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00030 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00031 // 00032 // This file is part of the PLearn library. For more information on the PLearn 00033 // library, go to the PLearn Web site at www.plearn.org 00034 00035 /* ******************************************************* 00036 * $Id: FilteredVMatrix.h 9494 2008-10-01 21:09:26Z nouiz $ 00037 ******************************************************* */ 00038 00039 // Authors: Pascal Vincent 00040 00044 #ifndef FilteredVMatrix_INC 00045 #define FilteredVMatrix_INC 00046 00047 #include "SourceVMatrix.h" 00048 #include "VMatLanguage.h" 00049 #include <plearn/io/IntVecFile.h> 00050 00051 namespace PLearn { 00052 using namespace std; 00053 00054 class FilteredVMatrix: public SourceVMatrix 00055 { 00056 typedef SourceVMatrix inherited; 00057 00058 private: 00059 00062 bool build_complete; 00063 00064 protected: 00065 00066 VMatLanguage program; 00067 00070 IntVecFile indexes; 00071 00073 TVec<int> mem_indices; 00074 00075 bool allow_repeat_rows; 00076 string repeat_id_field_name; // 0, 1, ..., n-1; "" means no field is added 00077 string repeat_count_field_name; // n; "" means no field is added 00078 bool warn_no_metadatadir; 00081 void openIndex(); 00082 00084 void computeFilteredIndices(); 00085 00086 public: 00087 00088 // ************************ 00089 // * public build options * 00090 // ************************ 00091 00092 bool report_progress; 00093 string prg; // program string in VPL language 00094 00095 // **************** 00096 // * Constructors * 00097 // **************** 00098 00100 FilteredVMatrix(); 00101 00103 FilteredVMatrix(VMat the_source, const string& program_string, 00104 const PPath& the_metadatadir = "", bool the_report_progress = true, 00105 bool allow_repeat_rows_= false, 00106 const string& repeat_id_field_name_= "", 00107 const string& repeat_count_field_name_= "", 00108 bool call_build_ = true); 00109 00110 virtual void setMetaDataDir(const PPath& the_metadatadir); 00111 00112 private: 00114 void build_(); 00115 00116 protected: 00118 static void declareOptions(OptionList& ol); 00119 00121 virtual void getNewRow(int i, const Vec& v) const; 00122 00123 public: 00124 00125 // simply calls inherited::build() then build_() 00126 virtual void build(); 00127 00129 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00130 00132 PLEARN_DECLARE_OBJECT(FilteredVMatrix); 00133 00134 }; 00135 00136 DECLARE_OBJECT_PTR(FilteredVMatrix); 00137 00138 } // end of namespace PLearn 00139 #endif 00140 00141 00142 /* 00143 Local Variables: 00144 mode:c++ 00145 c-basic-offset:4 00146 c-file-style:"stroustrup" 00147 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00148 indent-tabs-mode:nil 00149 fill-column:79 00150 End: 00151 */ 00152 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :