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<hr><h1>fo_operator.cpp</h1><a href="fo__operator_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00002 <font class="comment"> *</font>
00003 <font class="comment"> * This file is part of NEVRAX <MODULE_NAME>.</font>
00004 <font class="comment"> * NEVRAX <MODULE_NAME> is free software; you can redistribute it and/or modify</font>
00005 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00006 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00007 <font class="comment"> * any later version.</font>
00008 <font class="comment"></font>
00009 <font class="comment"> * NEVRAX <MODULE_NAME> is distributed in the hope that it will be useful, but</font>
00010 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00011 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00012 <font class="comment"> * General Public License for more details.</font>
00013 <font class="comment"></font>
00014 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00015 <font class="comment"> * along with NEVRAX <MODULE_NAME>; see the file COPYING. If not, write to the</font>
00016 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00017 <font class="comment"> * MA 02111-1307, USA.</font>
00018 <font class="comment"> */</font>
00019
00020 <font class="preprocessor">#include "<a class="code" href="fo__operator_8h.html">nel/ai/logic/fo_operator.h</a>"</font>
00021
00022 <font class="preprocessor">#include <list></font>
00023 <font class="preprocessor">#include <vector></font>
00024 <font class="preprocessor">#include "<a class="code" href="ai__assert_8h.html">nel/ai/logic/ai_assert.h</a>"</font>
00025 <font class="preprocessor">#include "<a class="code" href="varset_8h.html">nel/ai/logic/varset.h</a>"</font>
00026 <font class="preprocessor">#include "<a class="code" href="valueset_8h.html">nel/ai/logic/valueset.h</a>"</font>
00027 <font class="preprocessor">#include "<a class="code" href="fact_8h.html">nel/ai/logic/fact.h</a>"</font>
00028 <font class="preprocessor">#include "<a class="code" href="factbase_8h.html">nel/ai/logic/factbase.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="fo__assert_8h.html">nel/ai/logic/fo_assert.h</a>"</font>
00030
00031 <font class="keyword">namespace </font>NLAILOGIC
00032 {
00033 <font class="keyword">using</font> <font class="keyword">namespace </font>NLAIAGENT;
00034
<a name="l00035"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a0">00035</a> CFirstOrderOperator::CFirstOrderOperator()
00036 {
00037 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n0">_Comment</a> = NULL;
00038 }
00039
<a name="l00040"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a1">00040</a> CFirstOrderOperator::CFirstOrderOperator(<font class="keyword">const</font> CFirstOrderOperator &c)
00041 {
00042 <font class="keywordflow">if</font> ( c._Comment )
00043 {
00044 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n0">_Comment</a> = <font class="keyword">new</font> <font class="keywordtype">char</font>[ strlen( c._Comment ) ];
00045 strcpy( <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n0">_Comment</a>, c._Comment );
00046 }
00047 <font class="keywordflow">else</font>
00048 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n0">_Comment</a> = NULL;
00049
00050 std::vector<IBaseAssert *>::const_iterator it_c = c._Concs.begin();
00051 <font class="keywordflow">while</font> ( it_c != c._Concs.end() )
00052 {
00053 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.push_back( *it_c );
00054 it_c++;
00055 }
00056
00057 it_c = c._Conds.begin();
00058 <font class="keywordflow">while</font> ( it_c != c._Conds.end() )
00059 {
00060 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.push_back( *it_c );
00061 it_c++;
00062 }
00063
00064 std::vector< std::vector<sint32> >::const_iterator it_li = c._PosVarsCond.begin();
00065 <font class="keywordflow">while</font> ( it_li != c._PosVarsCond.end() )
00066 {
00067 std::vector<sint32>::const_iterator it_i = (*it_li).begin();
00068 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>.push_back( std::vector<sint32>() );
00069
00070 <font class="keywordflow">while</font> ( it_i != (*it_li).end() )
00071 {
00072 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>.back().push_back( *it_i ) ;
00073 it_i++;
00074 }
00075 it_li++;
00076 }
00077
00078 it_li = c._PosVarsConc.begin();
00079 <font class="keywordflow">while</font> ( it_li != c._PosVarsConc.end() )
00080 {
00081 std::vector<sint32>::const_iterator it_i = (*it_li).begin();
00082 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>.push_back( std::vector<sint32>() );
00083
00084 <font class="keywordflow">while</font> ( it_i != (*it_li).end() )
00085 {
00086 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>.back().push_back( *it_i ) ;
00087 it_i++;
00088 }
00089 it_li++;
00090 }
00091 }
00092
00094 <a class="code" href="types__nl_8h.html#a8">sint32</a> CFirstOrderOperator::getVarPos(IBaseVar *var)
00095 {
00096 <font class="keywordflow">if</font> ( <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() )
00097 {
00098 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32)<a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() ; i++ )
00099 {
00100 <font class="keywordflow">if</font> ( var->getName() == <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>[ i ]->getName() )
00101 {
00102 <font class="keywordflow">return</font> i;
00103 }
00104 }
00105 }
00106 <font class="keywordflow">return</font> -1;
00107 }
00108
<a name="l00109"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a2">00109</a> CFirstOrderOperator::~CFirstOrderOperator()
00110 {
00111 <font class="keywordflow">for</font> ( <a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() ; i++ )
00112 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>[ i ]->release();
00113 }
00114
<a name="l00115"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b0">00115</a> <font class="keywordtype">void</font> CFirstOrderOperator::compileFactPattern(CFactPattern *fp, std::vector<IBaseAssert *>&patterns, std::vector<sint32> &pos_Vars)
00116 {
00117 <font class="comment">// Recherche si variables � ajouter</font>
00118 std::vector<IBaseVar *> *vars_pattern = fp->getVars();
00119 <font class="keywordflow">if</font> ( vars_pattern )
00120 {
00121 std::vector<IBaseVar *>::iterator it_cond = vars_pattern->begin();
00122 <font class="keywordflow">while</font> ( it_cond != vars_pattern->end() )
00123 {
00124 <a class="code" href="types__nl_8h.html#a8">sint32</a> id_var = getVarPos( *it_cond );
00125 <font class="keywordflow">if</font> ( id_var != -1 )
00126 {
00127 pos_Vars.push_back( id_var );
00128 }
00129 <font class="keywordflow">else</font>
00130 {
00131 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.push_back( (IBaseVar *)(*it_cond)->clone() );
00132 pos_Vars.push_back( <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() - 1);
00133 }
00134 it_cond++;
00135 }
00136 }
00137
00138 <font class="keywordflow">for</font> ( <a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) vars_pattern->size(); i++ )
00139 {
00140 (*vars_pattern)[i]->release();
00141 }
00142 <font class="keyword">delete</font> vars_pattern;
00143 }
00144
<a name="l00145"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a5">00145</a> <font class="keywordtype">void</font> CFirstOrderOperator::addPrecondition(CFactPattern *pattern)
00146 {
00147 <font class="keywordflow">if</font> ( pattern->getAssert() )
00148 {
00149 std::vector<sint32> pos_Vars;
00150 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b0">compileFactPattern</a>( pattern, <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>, pos_Vars);
00151
00152 <font class="comment">// pattern->getAssert()->addClause( this, pos_Vars );</font>
00153 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.push_back( pattern->getAssert() );
00154 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>.push_back( pos_Vars );
00155
00156 }
00157 }
00158
<a name="l00159"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a6">00159</a> <font class="keywordtype">void</font> CFirstOrderOperator::addPostcondition(CFactPattern *pattern)
00160 {
00161 <font class="keywordflow">if</font> ( pattern->getAssert() )
00162 {
00163 std::vector<sint32> pos_Vars;
00164 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b0">compileFactPattern</a>( pattern, <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>, pos_Vars);
00165
00166 pattern->getAssert()->addInput( <font class="keyword">this</font> );
00167 <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.push_back( pattern->getAssert() );
00168 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>.push_back( pos_Vars );
00169 }
00170 }
00171
00172
00173 <font class="comment">// Retourne les assertions avec les positions des variables d'une conclusion dans les conditions</font>
<a name="l00174"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b3">00174</a> <font class="keywordtype">void</font> CFirstOrderOperator::getPosListBackward(<a class="code" href="types__nl_8h.html#a8">sint32</a> no_conc, <a class="code" href="types__nl_8h.html#a8">sint32</a> no_cond, std::vector<sint32> &cond_pos)
00175 {
00176 std::vector<sint32>::iterator it_conc = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ no_conc ].begin();
00177 <font class="keywordflow">while</font> ( it_conc != <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ no_conc ].end() )
00178 {
00179 std::vector<sint32>::iterator it_cond = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ no_cond ].begin();
00180 <font class="keywordflow">while</font> ( it_cond != <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ no_cond ].end() )
00181 {
00182 <font class="keywordflow">if</font> ( (*it_conc) == (*it_cond) )
00183 {
00184 cond_pos.push_back( *it_cond );
00185 }
00186 it_cond++;
00187 }
00188 it_conc++;
00189 }
00190 }
00191
00192 <font class="comment">// Retourne les assertions avec les positions des variables d'une conclusion dans les conditions</font>
<a name="l00193"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b2">00193</a> <font class="keywordtype">void</font> CFirstOrderOperator::getPosListForward(<a class="code" href="types__nl_8h.html#a8">sint32</a> no_cond, <a class="code" href="types__nl_8h.html#a8">sint32</a> no_conc, std::vector<sint32> &conc_pos)
00194 {
00195 std::vector<sint32>::iterator it_cond = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ no_cond ].begin();
00196 <font class="keywordflow">while</font> ( it_cond != <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ no_cond ].end() )
00197 {
00198 std::vector<sint32>::iterator it_conc = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ no_conc ].begin();
00199 <font class="keywordflow">while</font> ( it_conc != <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ no_conc ].end() )
00200 {
00201 <font class="keywordflow">if</font> ( (*it_cond) == (*it_conc) )
00202 {
00203 conc_pos.push_back( *it_conc );
00204 }
00205 it_conc++;
00206 }
00207 it_cond++;
00208 }
00209 }
00210
<a name="l00211"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b4">00211</a> <font class="keywordtype">void</font> CFirstOrderOperator::getAssertPos(IBaseAssert *a, std::vector<IBaseAssert *> &<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>, std::vector<sint32> &pos)
00212 {
00213 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>.size() ; i++ )
00214 {
00215 <font class="keywordflow">if</font> ( (*(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>[i])) == a )
00216 pos.push_back(i);
00217 }
00218 }
00219
<a name="l00220"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a3">00220</a> <a class="code" href="classstd_1_1list.html">std::list<CFactPattern *></a> *CFirstOrderOperator::forward(CFactPattern *fact)
00221 {
00222 <font class="keywordflow">return</font> NULL;
00223 }
00224
<a name="l00225"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b5">00225</a> CValueSet *CFirstOrderOperator::unifyBackward(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00226 {
00227 CValueSet *unified = <font class="keyword">new</font> CValueSet( <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() );
00228 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>::iterator it_f = facts.begin();
00229 <font class="keywordflow">while</font> ( it_f != facts.end() )
00230 {
00231 std::vector<sint32> pos_assert;
00232 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b4">getAssertPos</a>( (*it_f)->getAssert(), <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>, pos_assert );
00233 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> pos = 0; pos < (sint32) pos_assert.size(); pos++)
00234 {
00235 <font class="keywordflow">for</font> ( <a class="code" href="types__nl_8h.html#a8">sint32</a> ivar = 0; ivar < (sint32) <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ pos_assert[pos] ].size(); ivar++ )
00236 {
00237 <a class="code" href="types__nl_8h.html#a8">sint32</a> l_pos = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[ pos_assert[pos] ][ivar];
00238
00239 <a class="code" href="classNLAIAGENT_1_1IObjectIA.html#b0">IObjectIA</a> *l_val = (*unified)[ l_pos ];
00240 <a class="code" href="classNLAIAGENT_1_1IObjectIA.html#b0">IObjectIA</a> *r_val = (**it_f)[ ivar ];
00241
00242 <font class="keywordflow">if</font> ( !l_val )
00243 {
00244 <font class="keywordflow">if</font> ( r_val )
00245 {
00246 unified->setValue( l_pos, r_val );
00247 }
00248 }
00249 <font class="keywordflow">else</font>
00250 {
00251 <font class="keywordflow">if</font> ( r_val && ( l_val != r_val ) )
00252 {
00253 unified->release();
00254 <font class="keywordflow">return</font> NULL;
00255 }
00256 }
00257 }
00258 }
00259 it_f++;
00260 }
00261 <font class="keywordflow">return</font> unified;
00262 }
00263
<a name="l00264"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b6">00264</a> CValueSet *CFirstOrderOperator::unifyForward(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00265 {
00266 CValueSet *unified = <font class="keyword">new</font> CValueSet( <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() );
00267 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>::iterator it_f = facts.begin();
00268 <font class="keywordflow">while</font> ( it_f != facts.end() )
00269 {
00270 std::vector<sint32> pos_assert;
00271 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b4">getAssertPos</a>( (*it_f)->getAssert(), <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>, pos_assert );
00272 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> pos = 0; pos < (sint32) pos_assert.size(); pos++)
00273 {
00274 <font class="keywordflow">for</font> ( <a class="code" href="types__nl_8h.html#a8">sint32</a> ivar = 0; ivar < (sint32) <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ pos_assert[pos] ].size(); ivar++ )
00275 {
00276 <a class="code" href="types__nl_8h.html#a8">sint32</a> l_pos = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ pos_assert[pos] ][ivar];
00277
00278 <a class="code" href="classNLAIAGENT_1_1IObjectIA.html#b0">IObjectIA</a> *l_val = (*unified)[ l_pos ];
00279 <a class="code" href="classNLAIAGENT_1_1IObjectIA.html#b0">IObjectIA</a> *r_val = (**it_f)[ ivar ];
00280
00281 <font class="keywordflow">if</font> ( !l_val )
00282 {
00283 <font class="keywordflow">if</font> ( r_val )
00284 {
00285 unified->setValue( l_pos, r_val );
00286 }
00287 }
00288 <font class="keywordflow">else</font>
00289 {
00290 <font class="keywordflow">if</font> ( r_val && ( l_val != r_val ) )
00291 {
00292 unified->release();
00293 <font class="keywordflow">return</font> NULL;
00294 }
00295 }
00296 }
00297 }
00298 it_f++;
00299 }
00300 <font class="keywordflow">return</font> unified;
00301 }
00302
<a name="l00303"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b7">00303</a> CFact *CFirstOrderOperator::buildFromVars(IBaseAssert *<a class="code" href="debug_8h.html#a15">assert</a>, std::vector<sint32> &pl, CValueSet *vars)
00304 {
00305 CFact *result = <font class="keyword">new</font> CFact( <a class="code" href="debug_8h.html#a15">assert</a>); <font class="comment">// TODO:: pas besoin du nombre dans ce constructeur puisqu'on a l'assert</font>
00306 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) pl.size() ; i++ )
00307 {
00308 <a class="code" href="types__nl_8h.html#a8">sint32</a> p = pl[i];
00309 result->setValue( i, (*vars)[ pl[i] ] );
00310 }
00311 <font class="keywordflow">return</font> result;
00312 }
00313
<a name="l00314"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a7">00314</a> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *CFirstOrderOperator::backward(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00315 {
00316 CValueSet *unified = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b5">unifyBackward</a>( facts );
00317 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *result = <font class="keyword">new</font> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>;
00318 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.size(); i++ )
00319 {
00320 CFact *tmp = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b7">buildFromVars</a>( <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>[i], <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[i], unified );
00321 result->push_back( tmp );
00322 <font class="preprocessor">#ifdef NL_DEBUG</font>
00323 <font class="preprocessor"></font> std::string buffer;
00324 tmp->getDebugString(buffer);
00325 <font class="preprocessor">#endif</font>
00326 <font class="preprocessor"></font> }
00327 unified->release();
00328 <font class="keywordflow">return</font> result;
00329 }
00330
<a name="l00331"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a8">00331</a> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *CFirstOrderOperator::forward(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00332 {
00333 CValueSet *unified = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b6">unifyForward</a>( facts );
00334
00335 <font class="preprocessor">#ifdef NL_DEBUG</font>
00336 <font class="preprocessor"></font> std::string buf;
00337 unified->getDebugString( buf );
00338 <font class="preprocessor">#endif</font>
00339 <font class="preprocessor"></font>
00340 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *result = <font class="keyword">new</font> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>;
00341 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.size(); i++ )
00342 {
00343 CFact *tmp = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b7">buildFromVars</a>( <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>[i], <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[i], unified );
00344 result->push_back( tmp );
00345
00346 <font class="preprocessor">#ifdef NL_DEBUG</font>
00347 <font class="preprocessor"></font> std::string buffer;
00348 tmp->getDebugString(buffer);
00349 <font class="preprocessor">#endif</font>
00350 <font class="preprocessor"></font> }
00351 unified->release();
00352 <font class="keywordflow">return</font> result;
00353 }
00354
00355
<a name="l00356"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a9">00356</a> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *CFirstOrderOperator::propagate(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00357 {
00358 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *conflicts = <font class="keyword">new</font> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>;
00359 <a class="code" href="classstd_1_1list.html">std::list< CValueSet *></a> liaisons;
00360 CValueSet *empty = <font class="keyword">new</font> CValueSet( <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>.size() );
00361 liaisons.push_back( empty );
00362
00363 std::list<CFact *>::iterator it_f = facts.begin();
00364 <font class="keywordflow">while</font> ( it_f != facts.end() )
00365 {
00366 std::vector<sint32> pos_asserts;
00367 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b4">getAssertPos</a>( (*it_f)->getAssert() , <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>, pos_asserts);
00368 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) pos_asserts.size(); i++ )
00369 {
00370 <a class="code" href="classstd_1_1list.html">std::list<CValueSet *></a> *links = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b8">propagate</a>( liaisons, *it_f, <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>[ pos_asserts[i] ] );
00371 <font class="keywordflow">if</font> ( links )
00372 {
00373 <font class="keywordflow">while</font> ( links->size() )
00374 {
00375 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.size(); i++ )
00376 {
00377 CFact *<a class="code" href="driver__opengl__extension__def_8h.html#a246">r</a> = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b7">buildFromVars</a>( <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>[i], <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>[i], links->front() );
00378 <font class="preprocessor">#ifdef NL_DEBUG</font>
00379 <font class="preprocessor"></font> std::string buf;
00380 <a class="code" href="driver__opengl__extension__def_8h.html#a246">r</a>->getDebugString( buf );
00381 <font class="preprocessor">#endif</font>
00382 <font class="preprocessor"></font> <font class="comment">// Tests if the fact is already in the conflicts list</font>
00383 <font class="keywordtype">bool</font> found = <font class="keyword">false</font>;
00384 std::list<CFact *>::iterator it_c = conflicts->begin();
00385 <font class="keywordflow">while</font> ( ! found && it_c != conflicts->end() )
00386 {
00387 found = (**it_c) == *<a class="code" href="driver__opengl__extension__def_8h.html#a246">r</a>;
00388 it_c++;
00389 }
00390 <font class="keywordflow">if</font> ( !found )
00391 {
00392 <font class="preprocessor">#ifdef NL_DEBUG</font>
00393 <font class="preprocessor"></font> std::string buf;
00394 <a class="code" href="driver__opengl__extension__def_8h.html#a246">r</a>->getDebugString( buf );
00395 <font class="preprocessor">#endif</font>
00396 <font class="preprocessor"></font> conflicts->push_back( <a class="code" href="driver__opengl__extension__def_8h.html#a246">r</a> );
00397 }
00398 }
00399 links->front()->release();
00400 links->pop_front();
00401 }
00402 <font class="keyword">delete</font> links;
00403 }
00404 }
00405 it_f++;
00406 }
00407
00408 <font class="keywordflow">while</font> ( liaisons.size() )
00409 {
00410 liaisons.front()->release();
00411 liaisons.pop_front();
00412 }
00413
00414 <font class="keywordflow">return</font> conflicts;
00415 }
00416
<a name="l00417"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b9">00417</a> CValueSet *CFirstOrderOperator::unifyLiaison( <font class="keyword">const</font> CValueSet *fp, CValueSet *vals, std::vector<sint32> &pos_vals)
00418 {
00419 CValueSet *result;
00420
00421 <font class="keywordflow">if</font> ( result = fp->unify( vals, pos_vals ) )
00422 <font class="keywordflow">return</font> result;
00423 <font class="keywordflow">else</font>
00424 {
00425 <font class="keyword">delete</font> result;
00426 <font class="keywordflow">return</font> NULL;
00427 }
00428 }
00429
<a name="l00430"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b8">00430</a> <a class="code" href="classstd_1_1list.html">std::list<CValueSet *></a> *CFirstOrderOperator::propagate(<a class="code" href="classstd_1_1list.html">std::list<CValueSet *></a> &liaisons, CValueSet *fact, std::vector<sint32> &pos_vals)
00431 {
00432 <a class="code" href="classstd_1_1list.html">std::list<CValueSet *></a> *conflits = <font class="keyword">new</font> <a class="code" href="classstd_1_1list.html">std::list<CValueSet *></a>;
00433 std::list<CValueSet *> buf_liaisons;
00434 <font class="comment">// Pour chaque liaison...</font>
00435 <a class="code" href="classstd_1_1list.html">std::list< CValueSet *></a>::iterator it_l = liaisons.begin();
00436
00437 <font class="keywordflow">while</font> ( it_l != liaisons.end() )
00438 {
00439
00440 CValueSet *<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = *it_l;
00441 <font class="preprocessor">#ifdef NL_DEBUG</font>
00442 <font class="preprocessor"></font> std::string buf;
00443 <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>->getDebugString( buf );
00444 <font class="preprocessor">#endif</font>
00445 <font class="preprocessor"></font>
00446 CValueSet *result = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b9">unifyLiaison</a>( <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>, fact, pos_vals );
00447 <font class="keywordflow">if</font> ( result )
00448 {
00449 <font class="preprocessor">#ifdef NL_DEBUG</font>
00450 <font class="preprocessor"></font> std::string buf;
00451 result->getDebugString( buf );
00452 <font class="preprocessor">#endif</font>
00453 <font class="preprocessor"></font>
00454 <font class="keywordflow">if</font> ( result->undefined() == 0 )
00455 {
00456 conflits->push_back( result );
00457 }
00458 <font class="keywordflow">else</font>
00459 buf_liaisons.push_back( result );
00460 }
00461 it_l++;
00462 }
00463
00464 <font class="keywordflow">while</font> ( buf_liaisons.size() )
00465 {
00466 liaisons.push_back( buf_liaisons.front() );
00467 buf_liaisons.pop_front();
00468 }
00469
00470 <font class="keywordflow">return</font> conflits;
00471 }
00472
<a name="l00473"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a20">00473</a> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *CFirstOrderOperator::test(<a class="code" href="classstd_1_1list.html">std::list<CFact *></a> &facts)
00474 {
00475 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *preconds = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a4">backward</a>( facts );
00476
00477 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>::iterator it_f = preconds->begin();
00478 <font class="keywordflow">while</font> ( it_f != preconds->end() )
00479 {
00480 ( (CFirstOrderAssert *)(*it_f)->getAssert() )->backward( *it_f );
00481 it_f++;
00482 }
00483 <font class="keywordflow">return</font> NULL;
00484 }
00485
00486
<a name="l00487"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a10">00487</a> <font class="keyword">const</font> <a class="code" href="classNLAIC_1_1IBasicType.html">NLAIC::IBasicType</a> *CFirstOrderOperator::clone()<font class="keyword"> const</font>
00488 <font class="keyword"> </font>{
00489 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a0">CFirstOrderOperator</a> *<a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a10">clone</a> = <font class="keyword">new</font> <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a0">CFirstOrderOperator</a>( *<font class="keyword">this</font> );
00490 <font class="keywordflow">return</font> <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a10">clone</a>;
00491 }
00492
<a name="l00493"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a11">00493</a> <font class="keyword">const</font> <a class="code" href="classNLAIC_1_1IBasicType.html">NLAIC::IBasicType</a> *CFirstOrderOperator::newInstance()<font class="keyword"> const</font>
00494 <font class="keyword"> </font>{
00495 <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a0">CFirstOrderOperator</a> *instance = <font class="keyword">new</font> <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a0">CFirstOrderOperator</a>;
00496 <font class="keywordflow">return</font> instance;
00497 }
00498
<a name="l00499"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a12">00499</a> <font class="keywordtype">void</font> CFirstOrderOperator::save(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &os)
00500 {
00501 }
00502
<a name="l00503"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a13">00503</a> <font class="keywordtype">void</font> CFirstOrderOperator::load(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &is)
00504 {
00505 }
00506
<a name="l00507"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a14">00507</a> <font class="keywordtype">void</font> CFirstOrderOperator::getDebugString(std::string &txt)<font class="keyword"> const</font>
00508 <font class="keyword"> </font>{
00509 txt += <font class="stringliteral">"Operator:\n -Preconditions:\n"</font>;
00510 <font class="keywordflow">if</font> ( _Comment )
00511 {
00512 txt += <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n0">_Comment</a>;
00513 txt += <font class="stringliteral">"\n"</font>;
00514 }
00515
00516 std::vector<IBaseAssert *>::const_iterator it_a = <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.begin();
00517 std::vector<std::vector<sint32> >::const_iterator it_p = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n1">_PosVarsCond</a>.begin();
00518 <font class="keywordflow">while</font> ( it_a != <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.end() )
00519 {
00520 std::string buf;
00521 (*it_a)->getDebugString(buf);
00522 txt += <font class="stringliteral">" ( "</font>;
00523 txt += buf;
00524 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) (*it_p).size(); i++ )
00525 {
00526 txt += <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>[ (*it_p)[i] ]->getName().getString();
00527 txt += <font class="stringliteral">" "</font>;
00528 }
00529 txt += <font class="stringliteral">")\n"</font>;
00530
00531 it_a++;
00532 it_p++;
00533 }
00534
00535 txt += <font class="stringliteral">" -Postconditions:\n"</font>;
00536 it_a = <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.begin();
00537 it_p = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n2">_PosVarsConc</a>.begin();
00538 <font class="keywordflow">while</font> ( it_a != <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n3">_Concs</a>.end() )
00539 {
00540 std::string buf;
00541 (*it_a)->getDebugString(buf);
00542 txt += <font class="stringliteral">" ( "</font>;
00543 txt += buf;
00544 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) (*it_p).size(); i++ )
00545 {
00546 txt += <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#n0">_Vars</a>[ (*it_p)[i] ]->getName().getString();
00547 txt += <font class="stringliteral">" "</font>;
00548 }
00549 txt += <font class="stringliteral">")\n"</font>;
00550
00551 it_a++;
00552 it_p++;
00553 }
00554 }
00555
<a name="l00556"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a15">00556</a> <font class="keywordtype">bool</font> <a class="code" href="chain_8cpp.html#a2">CFirstOrderOperator::isEqual</a>(<font class="keyword">const</font> CFirstOrderOperator &a)<font class="keyword"> const</font>
00557 <font class="keyword"> </font>{
00558 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00559 }
00560
<a name="l00561"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a16">00561</a> <font class="keyword">const</font> IObjectIA::CProcessResult &CFirstOrderOperator::run()
00562 {
00563 <font class="keywordflow">return</font> IObjectIA::ProcessRun;
00564 }
00565
<a name="l00566"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a17">00566</a> <font class="keywordtype">bool</font> <a class="code" href="chain_8cpp.html#a2">CFirstOrderOperator::isEqual</a>(<font class="keyword">const</font> IBasicObjectIA &a)<font class="keyword"> const</font>
00567 <font class="keyword"> </font>{
00568 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00569 }
00570
<a name="l00571"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a21">00571</a> <font class="keywordtype">bool</font> CFirstOrderOperator::isTrue()<font class="keyword"> const</font>
00572 <font class="keyword"> </font>{
00573 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00574 }
00575
<a name="l00576"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a18">00576</a> <font class="keyword">const</font> <a class="code" href="classNLAIC_1_1CIdentType.html">NLAIC::CIdentType</a> &CFirstOrderOperator::getType()<font class="keyword"> const</font>
00577 <font class="keyword"> </font>{
00578 <font class="keywordflow">return</font> <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#p0">IdCFirstOrderOperator</a>;
00579 }
00580
<a name="l00581"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a19">00581</a> <font class="keywordtype">bool</font> CFirstOrderOperator::operator==(CFirstOrderOperator *)
00582 {
00583 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00584 }
00585
<a name="l00586"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a22">00586</a> <font class="keywordtype">float</font> CFirstOrderOperator::truthValue()<font class="keyword"> const</font>
00587 <font class="keyword"> </font>{
00588 <font class="keywordflow">return</font> 0.0;
00589 }
00590
00591 <font class="comment">// V�rifie si l'op�rateur est activable avec les informations d'une base de faits</font>
<a name="l00592"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a23">00592</a> <font class="keywordtype">bool</font> CFirstOrderOperator::isValid(CFactBase *fb)
00593 {
00594 <a class="code" href="classstd_1_1list.html">std::list<CFact *></a> *facts = <font class="keyword">new</font> <a class="code" href="classstd_1_1list.html">std::list<CFact *></a>;
00595 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a8">sint32</a> i = 0; i < (sint32) <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>.size(); i++ )
00596 {
00597 std::list<CFact *> *fa = fb->getAssertFacts( <a class="code" href="classNLAILOGIC_1_1IBaseOperator.html#n2">_Conds</a>[i] );
00598 <font class="keywordflow">while</font> ( fa->size() )
00599 {
00600 facts->push_back( fa->front() );
00601 fa->pop_front();
00602 }
00603 <font class="keyword">delete</font> fa;
00604 }
00605 std::list<CFact *> *res = <a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#b8">propagate</a>( *facts );
00606 <font class="keywordtype">bool</font> is_valid = !res->empty();
00607 <font class="keywordflow">while</font> ( res->size() )
00608 {
00609 <font class="preprocessor">#ifdef NL_DEBUG</font>
00610 <font class="preprocessor"></font> std::string buffer;
00611 res->front()->getDebugString( buffer );
00612 <font class="preprocessor">#endif</font>
00613 <font class="preprocessor"></font> res->front()->release();
00614 res->pop_front();
00615 }
00616 <font class="keyword">delete</font> res;
00617
00618 <font class="keywordflow">while</font> ( facts->size() )
00619 {
00620 facts->front()->release();
00621 facts->pop_front();
00622 }
00623 <font class="keyword">delete</font> facts;
00624
00625 <font class="keywordflow">return</font> is_valid;
00626 }
00627
<a name="l00628"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a24">00628</a> <font class="keywordtype">float</font> CFirstOrderOperator::priority()<font class="keyword"> const</font>
00629 <font class="keyword"> </font>{
00630 <font class="keywordflow">return</font> 0.0;
00631 }
00632
<a name="l00633"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a25">00633</a> <font class="keywordtype">void</font> CFirstOrderOperator::success()
00634 {
00635 }
00636
<a name="l00637"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a26">00637</a> <font class="keywordtype">void</font> CFirstOrderOperator::failure()
00638 {
00639 }
00640
<a name="l00641"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a27">00641</a> <font class="keywordtype">void</font> CFirstOrderOperator::success(IBaseOperator *)
00642 {
00643 }
00644
<a name="l00645"></a><a class="code" href="classNLAILOGIC_1_1CFirstOrderOperator.html#a28">00645</a> <font class="keywordtype">void</font> CFirstOrderOperator::failure(IBaseOperator *)
00646 {
00647 }
00648
00649 }
</pre></div>
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