PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // GetInputVMatrix.cc 00004 // 00005 // Copyright (C) 2004 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: GetInputVMatrix.cc 8617 2008-03-03 17:45:54Z nouiz $ 00037 ******************************************************* */ 00038 00039 // Authors: Olivier Delalleau 00040 00044 #include "GetInputVMatrix.h" 00045 00046 namespace PLearn { 00047 using namespace std; 00048 00050 // GetInputVMatrix // 00052 GetInputVMatrix::GetInputVMatrix() 00053 { 00054 } 00055 00056 GetInputVMatrix::GetInputVMatrix(VMat the_source) { 00057 this->source = the_source; 00058 build_(); 00059 } 00060 00061 PLEARN_IMPLEMENT_OBJECT(GetInputVMatrix, 00062 "This VMatrix only sees the input part of its source VMatrix.", 00063 "" 00064 ); 00065 00067 // declareOptions // 00069 void GetInputVMatrix::declareOptions(OptionList& ol) 00070 { 00071 // ### ex: 00072 // declareOption(ol, "myoption", &GetInputVMatrix::myoption, OptionBase::buildoption, 00073 // "Help text describing this option"); 00074 // ... 00075 00076 // Now call the parent class' declareOptions 00077 inherited::declareOptions(ol); 00078 } 00079 00081 // build // 00083 void GetInputVMatrix::build() 00084 { 00085 inherited::build(); 00086 build_(); 00087 } 00088 00090 // build_ // 00092 void GetInputVMatrix::build_() 00093 { 00094 weightsize_ = 0; 00095 if (source) { 00096 updateMtime(source); 00097 if(targetsize_ < 0) targetsize_ = 0; 00098 if(inputsize_ < 0) inputsize_ = source->inputsize(); 00099 00100 if (inputsize_ < 0) { 00101 PLERROR("In GetInputVMatrix::build_ - The source VMatrix doesn't have an inputsize defined"); 00102 } 00103 indices.resize(source->inputsize()); 00104 for (int i = 0; i < source->inputsize(); i++) { 00105 indices[i] = i; 00106 } 00107 00108 // We need to rebuild the SelectColumnsVMatrix. 00109 inherited::build(); 00110 if(inputsize_+targetsize_ != width_) PLERROR("In GetInputVMatrix:build_() : inputsize_ + targetsize_ != width_"); 00111 } 00112 } 00113 00115 // makeDeepCopyFromShallowCopy // 00117 void GetInputVMatrix::makeDeepCopyFromShallowCopy(CopiesMap& copies) 00118 { 00119 inherited::makeDeepCopyFromShallowCopy(copies); 00120 } 00121 00122 } // end of namespace PLearn 00123 00124 00125 /* 00126 Local Variables: 00127 mode:c++ 00128 c-basic-offset:4 00129 c-file-style:"stroustrup" 00130 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00131 indent-tabs-mode:nil 00132 fill-column:79 00133 End: 00134 */ 00135 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :