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|
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<hr><h1>layered_ordering_table.h</h1><a href="layered__ordering__table_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_LAYERED_ORDERING_TABLE_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_LAYERED_ORDERING_TABLE_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="ordering__table_8h.html">3d/ordering_table.h</a>"</font>
00031
00032 <font class="keyword">namespace </font>NL3D {
00033
00034
00042 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html">00043</a> <font class="keyword">class </font>CLayeredOrderingTable
00044 {
00045 <font class="keyword">public</font>:
00046
00048 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a0">CLayeredOrderingTable</a>();
00049
00054 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a1">init</a>( <a class="code" href="types__nl_8h.html#a10">uint32</a> nNbEntries );
00055
00059 <a class="code" href="types__nl_8h.html#a10">uint32</a> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a2">getSize</a>();
00060
00065 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a3">reset</a>(<a class="code" href="types__nl_8h.html#a14">uint</a> maxElementToInsert);
00066
00072 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a4">insert</a>( <a class="code" href="types__nl_8h.html#a14">uint</a> layer, T *pValue, <a class="code" href="types__nl_8h.html#a10">uint32</a> nEntryPos = 0 );
00073
00088 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a5">begin</a>(<font class="keywordtype">bool</font> forwardTraversal = <font class="keyword">true</font>);
00089
00093 <font class="keyword">inline</font> T* <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a6">get</a>();
00094
00098 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a7">next</a>();
00099
00100 <font class="comment">// =================</font>
00101 <font class="comment">// =================</font>
00102 <font class="comment">// IMPLEMENTATION.</font>
00103 <font class="comment">// =================</font>
00104 <font class="comment">// =================</font>
00105 <font class="keyword">private</font>:
<a name="l00106"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#u0">00106</a> <font class="keyword">typedef</font> std::vector<T *> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#u0">TTypePtVect</a>;
<a name="l00107"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">00107</a> COrderingTable<T> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>;
<a name="l00108"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">00108</a> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#u0">TTypePtVect</a> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>;
<a name="l00109"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">00109</a> COrderingTable<T> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>;
<a name="l00110"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">00110</a> <a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a>;
<a name="l00111"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">00111</a> <a class="code" href="types__nl_8h.html#a6">uint8</a> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a>;
<a name="l00112"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o5">00112</a> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o5">_ForwardTraversal</a>;
00113 };
00114
00115
00118 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00119"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a0">00119</a> CLayeredOrderingTable<T>::CLayeredOrderingTable() : _IndexInLayer1(0), _CurrLayer(0), _ForwardTraversal(true){
00120
00121 }
00122
00123 <font class="comment">//==================================================================</font>
00124 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00125"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a1">00125</a> <font class="keywordtype">void</font> CLayeredOrderingTable<T>::init( <a class="code" href="types__nl_8h.html#a10">uint32</a> nNbEntries )
00126 {
00127 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.init(nNbEntries);
00128 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.init(nNbEntries);
00129 }
00130
00131 <font class="comment">//==================================================================</font>
00132 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00133"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a2">00133</a> <a class="code" href="types__nl_8h.html#a10">uint32</a> CLayeredOrderingTable<T>::getSize()
00134 {
00135 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.getSize() == <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.getSize());
00136 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.getSize();
00137 }
00138
00139 <font class="comment">//==================================================================</font>
00140 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00141"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a3">00141</a> <font class="keywordtype">void</font> CLayeredOrderingTable<T>::reset(<a class="code" href="types__nl_8h.html#a14">uint</a> maxElementToInsert)
00142 {
00143 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.reset(maxElementToInsert);
00144 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.reset(maxElementToInsert);
00145 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.clear();
00146 }
00147
00148 <font class="comment">//==================================================================</font>
00149 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00150"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a4">00150</a> <font class="keywordtype">void</font> CLayeredOrderingTable<T>::insert( <a class="code" href="types__nl_8h.html#a14">uint</a> layer, T *pValue, <a class="code" href="types__nl_8h.html#a10">uint32</a> nEntryPos <font class="comment">/* = 0 */</font>)
00151 {
00152 <font class="keywordflow">switch</font> (layer)
00153 {
00154 <font class="keywordflow">case</font> 0:
00155 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.insert(nEntryPos, pValue);
00156 <font class="keywordflow">break</font>;
00157 <font class="keywordflow">case</font> 1:
00158 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.push_back(pValue);
00159 <font class="keywordflow">break</font>;
00160 <font class="keywordflow">case</font> 2:
00161 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.insert(nEntryPos, pValue);
00162 <font class="keywordflow">break</font>;
00163 <font class="keywordflow">default</font>:
00164 <a class="code" href="debug_8h.html#a6">nlassert</a>(0); <font class="comment">// invalid layer</font>
00165 <font class="keywordflow">break</font>;
00166 }
00167 }
00168
00169 <font class="comment">//==================================================================</font>
00170 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00171"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a5">00171</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CLayeredOrderingTable<T>::begin(<font class="keywordtype">bool</font> forwardTraversal <font class="comment">/*= true*/</font>)
00172 {
00173 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o5">_ForwardTraversal</a> = forwardTraversal;
00174 <font class="keywordflow">if</font> (forwardTraversal)
00175 {
00176 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.begin();
00177 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.get())
00178 {
00179 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size() != 0)
00180 {
00181 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 1;
00182 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> = 0;
00183 }
00184 <font class="keywordflow">else</font>
00185 {
00186 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 2;
00187 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.begin();
00188 }
00189 }
00190 <font class="keywordflow">else</font>
00191 {
00192 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 0;
00193 }
00194 }
00195 <font class="keywordflow">else</font>
00196 {
00197 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.begin();
00198 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.get())
00199 {
00200 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size() != 0)
00201 {
00202 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 1;
00203 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> = 0;
00204 }
00205 <font class="keywordflow">else</font>
00206 {
00207 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 0;
00208 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.begin();
00209 }
00210 }
00211 <font class="keywordflow">else</font>
00212 {
00213 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 2;
00214 }
00215 }
00216 }
00217
00218 <font class="comment">//==================================================================</font>
00219 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00220"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a6">00220</a> <font class="keyword">inline</font> T* CLayeredOrderingTable<T>::get()
00221 {
00222 <font class="keywordflow">switch</font>(_CurrLayer)
00223 {
00224 <font class="keywordflow">case</font> 0:
00225 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.get();
00226 <font class="keywordflow">break</font>;
00227 <font class="keywordflow">case</font> 1:
00228 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>[<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a>];
00229 <font class="keywordflow">break</font>;
00230 <font class="keywordflow">case</font> 2:
00231 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.get();
00232 <font class="keywordflow">break</font>;
00233 <font class="keywordflow">default</font>:
00234 <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00235 <font class="keywordflow">break</font>;
00236 }
00237 <font class="keywordflow">return</font> NULL; <font class="comment">// avoid warning</font>
00238 }
00239
00240 <font class="comment">//==================================================================</font>
00241 <font class="keyword">template</font> <<font class="keyword">class</font> T>
<a name="l00242"></a><a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#a7">00242</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CLayeredOrderingTable<T>::next()
00243 {
00244 <font class="keywordflow">if</font> (_ForwardTraversal)
00245 {
00246 <font class="keywordflow">switch</font>(_CurrLayer)
00247 {
00248 <font class="keywordflow">case</font> 0:
00249 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.next();
00250 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.get() == NULL)
00251 {
00252 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size() != 0)
00253 {
00254 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 1;
00255 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> = 0;
00256 }
00257 <font class="keywordflow">else</font>
00258 {
00259 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 2;
00260 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.begin();
00261 }
00262 }
00263
00264 <font class="keywordflow">break</font>;
00265 <font class="keywordflow">case</font> 1:
00266 ++ <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a>;
00267 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> == <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size())
00268 {
00269 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 2;
00270 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.begin();
00271 }
00272 <font class="keywordflow">break</font>;
00273 <font class="keywordflow">case</font> 2:
00274 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.next();
00275 <font class="keywordflow">break</font>;
00276 }
00277 }
00278 <font class="keywordflow">else</font>
00279 {
00280 <font class="keywordflow">switch</font>(_CurrLayer)
00281 {
00282
00283 <font class="keywordflow">case</font> 2:
00284 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.next();
00285 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o2">_Layer2</a>.get() == NULL)
00286 {
00287 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size() != 0)
00288 {
00289 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 1;
00290 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> = 0;
00291 }
00292 <font class="keywordflow">else</font>
00293 {
00294 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 0;
00295 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.begin();
00296 }
00297 }
00298
00299 <font class="keywordflow">break</font>;
00300 <font class="keywordflow">case</font> 1:
00301 ++ <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a>;
00302 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o3">_IndexInLayer1</a> == <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o1">_Layer1</a>.size())
00303 {
00304 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o4">_CurrLayer</a> = 0;
00305 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.begin();
00306 }
00307 <font class="keywordflow">break</font>;
00308 <font class="keywordflow">case</font> 0:
00309 <a class="code" href="classNL3D_1_1CLayeredOrderingTable.html#o0">_Layer0</a>.next();
00310 <font class="keywordflow">break</font>;
00311 }
00312 }
00313 }
00314
00315
00316
00317
00318
00319 } <font class="comment">// NL3D</font>
00320
00321
00322 <font class="preprocessor">#endif // NL_LAYERED_ORDERING_TABLE_H</font>
00323 <font class="preprocessor"></font>
00324 <font class="comment">/* End of layered_ordering_table.h */</font>
</pre></div>
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