PLearn 0.1
ViewSplitterVMatrix.cc
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00001 // -*- C++ -*-
00002 
00003 // ViewSplitterVMatrix.cc
00004 //
00005 // Copyright (C) 2005 Olivier Delalleau
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: ViewSplitterVMatrix.cc 8617 2008-03-03 17:45:54Z nouiz $
00037  ******************************************************* */
00038 
00039 // Authors: Olivier Delalleau
00040 
00044 #include "ViewSplitterVMatrix.h"
00045 #include <plearn/vmat/Splitter.h>
00046 
00047 namespace PLearn {
00048 using namespace std;
00049 
00051 // ViewSplitterVMatrix //
00053 ViewSplitterVMatrix::ViewSplitterVMatrix()
00054     : set(0),
00055       split(0)
00056 {
00057 }
00058 
00059 PLEARN_IMPLEMENT_OBJECT(ViewSplitterVMatrix,
00060                         "This VMatrix can be used to extract a Splitter's split and set.",
00061                         "This is especially useful to check the output of a Splitter on a given\n"
00062                         "source VMat.\n"
00063     );
00064 
00066 // declareOptions //
00068 void ViewSplitterVMatrix::declareOptions(OptionList& ol)
00069 {
00070     declareOption(ol, "splitter", &ViewSplitterVMatrix::splitter, OptionBase::buildoption,
00071                   "The splitter applied on the source VMat.");
00072 
00073     declareOption(ol, "split", &ViewSplitterVMatrix::split, OptionBase::buildoption,
00074                   "The index of the wanted split.");
00075 
00076     declareOption(ol, "set", &ViewSplitterVMatrix::set, OptionBase::buildoption,
00077                   "The index of the wanted set.");
00078 
00079     // Now call the parent class' declareOptions
00080     inherited::declareOptions(ol);
00081 }
00082 
00084 // build //
00086 void ViewSplitterVMatrix::build()
00087 {
00088     inherited::build();
00089     build_();
00090 }
00091 
00093 // build_ //
00095 void ViewSplitterVMatrix::build_()
00096 {
00097     splitter->setDataSet(source);
00098     sets = splitter->getSplit(split);
00099     setMetaInfoFrom(sets[set]);
00100     updateMtime(source);
00101     for(int i=0;i<sets.length();i++)
00102         updateMtime(sets[i]);
00103 }
00104 
00106 // getNewRow //
00108 void ViewSplitterVMatrix::getNewRow(int i, const Vec& v) const
00109 {
00110     sets[set]->getRow(i, v);
00111 }
00112 
00114 // makeDeepCopyFromShallowCopy //
00116 void ViewSplitterVMatrix::makeDeepCopyFromShallowCopy(CopiesMap& copies)
00117 {
00118     inherited::makeDeepCopyFromShallowCopy(copies);
00119 
00120     // ### Call deepCopyField on all "pointer-like" fields
00121     // ### that you wish to be deepCopied rather than
00122     // ### shallow-copied.
00123     // ### ex:
00124     // deepCopyField(trainvec, copies);
00125 
00126     // ### Remove this line when you have fully implemented this method.
00127     PLERROR("ViewSplitterVMatrix::makeDeepCopyFromShallowCopy not fully (correctly) implemented yet!");
00128 }
00129 
00130 } // end of namespace PLearn
00131 
00132 
00133 /*
00134   Local Variables:
00135   mode:c++
00136   c-basic-offset:4
00137   c-file-style:"stroustrup"
00138   c-file-offsets:((innamespace . 0)(inline-open . 0))
00139   indent-tabs-mode:nil
00140   fill-column:79
00141   End:
00142 */
00143 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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