PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // ConstantVMatrix.h 00004 // 00005 // Copyright (C) 2005 Nicolas Chapados 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: .pyskeleton_header 544 2003-09-01 00:05:31Z plearner $ 00037 ******************************************************* */ 00038 00039 // Authors: Nicolas Chapados 00040 00044 #ifndef ConstantVMatrix_INC 00045 #define ConstantVMatrix_INC 00046 00047 #include <plearn/vmat/VMat.h> 00048 00049 00050 namespace PLearn { 00051 00055 class ConstantVMatrix: public VMatrix 00056 { 00057 typedef VMatrix inherited; 00058 00059 public: 00060 //##### Public Options ################################################## 00061 00063 real constant_output; 00064 00065 00066 //##### Object Methods ################################################## 00067 00069 ConstantVMatrix(); 00070 00072 ConstantVMatrix(int the_length, int the_width, 00073 real constant_output = MISSING_VALUE); 00074 00075 private: 00076 00078 void build_(); 00079 00080 protected: 00081 00083 static void declareOptions(OptionList& ol); 00084 00085 public: 00086 00088 virtual void build(); 00089 00091 virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies); 00092 00093 // Declares other standard object methods 00094 // If your class is not instantiatable (it has pure virtual methods) 00095 // you should replace this by PLEARN_DECLARE_ABSTRACT_OBJECT_METHODS 00096 PLEARN_DECLARE_OBJECT(ConstantVMatrix); 00097 00098 00099 //##### VMatrix Methods ################################################# 00100 00102 // (Please implement in .cc) 00103 virtual real get(int i, int j) const; 00104 00107 // (Please implement in .cc) 00108 // (default version repeatedly calls get(i,j) which may have a significant overhead) 00109 virtual void getSubRow(int i, int j, Vec v) const; 00110 00111 }; 00112 00113 // Declares a few other classes and functions related to this class 00114 DECLARE_OBJECT_PTR(ConstantVMatrix); 00115 00116 } // end of namespace PLearn 00117 00118 #endif 00119 00120 00121 /* 00122 Local Variables: 00123 mode:c++ 00124 c-basic-offset:4 00125 c-file-style:"stroustrup" 00126 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00127 indent-tabs-mode:nil 00128 fill-column:79 00129 End: 00130 */ 00131 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :