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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>bit_set.h</h1><a href="bit__set_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000 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_BIT_SET_H</font> +00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_BIT_SET_H</font> +00028 <font class="preprocessor"></font> +00029 +00030 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font> +00031 <font class="preprocessor">#include "<a class="code" href="stream_8h.html">nel/misc/stream.h</a>"</font> +00032 +00033 +00034 <font class="keyword">namespace </font>NLMISC +00035 { +00036 +00037 <font class="comment">// Size in bit of base word.</font> +<a name="l00038"></a><a class="code" href="bit__set_8h.html#a0">00038</a> <font class="preprocessor">#define NL_BITLEN (4*8)</font> +<a name="l00039"></a><a class="code" href="bit__set_8h.html#a1">00039</a> <font class="preprocessor"></font><font class="preprocessor">#define NL_BITLEN_SHIFT 5</font> +00040 <font class="preprocessor"></font> +00041 +00042 <font class="comment">// ***************************************************************************</font> +<a name="l00049"></a><a class="code" href="classNLMISC_1_1CBitSet.html">00049</a> <font class="comment"></font><font class="keyword">class </font>CBitSet +00050 { +00051 <font class="keyword">public</font>: +00053 +00054 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a>(); +00055 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a>(uint numBits); +00056 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs); +00057 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_3">~CBitSet</a>(); +00058 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &<a class="code" href="classNLMISC_1_1CBitSet.html#z271_4">operator=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs); +00060 +00062 +00063 +00064 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_0">resize</a> (uint numBits); +00066 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_1">resizeNoReset</a> (uint numBits, <font class="keywordtype">bool</font> <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>=<font class="keyword">false</font>); +00068 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_2">clear</a>(); +00070 uint <a class="code" href="classNLMISC_1_1CBitSet.html#z272_3">size</a>() <font class="keyword">const</font>; +<a name="l00072"></a><a class="code" href="classNLMISC_1_1CBitSet.html#z272_4">00072</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_4">set</a>(sint bitNumber, <font class="keywordtype">bool</font> <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>) +00073 { +00074 <a class="code" href="debug_8h.html#a6">nlassert</a>(bitNumber>=0 && bitNumber<<a class="code" href="classNLMISC_1_1CBitSet.html#o1">NumBits</a>); +00075 +00076 uint mask= bitNumber&(<a class="code" href="bit__set_8h.html#a0">NL_BITLEN</a>-1); +00077 mask= 1<<mask; +00078 <font class="keywordflow">if</font>(value) +00079 <a class="code" href="classNLMISC_1_1CBitSet.html#o0">Array</a>[bitNumber >> <a class="code" href="bit__set_8h.html#a1">NL_BITLEN_SHIFT</a>]|= mask ; +00080 <font class="keywordflow">else</font> +00081 <a class="code" href="classNLMISC_1_1CBitSet.html#o0">Array</a>[bitNumber >> <a class="code" href="bit__set_8h.html#a1">NL_BITLEN_SHIFT</a>]&= ~mask; +00082 } +<a name="l00084"></a><a class="code" href="classNLMISC_1_1CBitSet.html#z272_5">00084</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_5">get</a>(sint bitNumber)<font class="keyword"> const</font> +00085 <font class="keyword"> </font>{ +00086 <a class="code" href="debug_8h.html#a6">nlassert</a>(bitNumber>=0 && bitNumber<<a class="code" href="classNLMISC_1_1CBitSet.html#o1">NumBits</a>); +00087 +00088 uint mask= bitNumber&(<a class="code" href="bit__set_8h.html#a0">NL_BITLEN</a>-1); +00089 mask= 1<<mask; +00090 <font class="keywordflow">return</font> (<a class="code" href="classNLMISC_1_1CBitSet.html#o0">Array</a>[bitNumber >> <a class="code" href="bit__set_8h.html#a1">NL_BITLEN_SHIFT</a>] & mask) != 0; +00091 } +<a name="l00093"></a><a class="code" href="classNLMISC_1_1CBitSet.html#z272_6">00093</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_6">operator[]</a>(sint bitNumber)<font class="keyword"> const</font> +00094 <font class="keyword"> </font>{ +00095 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_5">get</a>(bitNumber); +00096 } +<a name="l00098"></a><a class="code" href="classNLMISC_1_1CBitSet.html#z272_7">00098</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_4">set</a>(sint bitNumber) {<a class="code" href="classNLMISC_1_1CBitSet.html#z272_4">set</a>(bitNumber, <font class="keyword">true</font>);} +<a name="l00100"></a><a class="code" href="classNLMISC_1_1CBitSet.html#z272_8">00100</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_2">clear</a>(sint bitNumber) {<a class="code" href="classNLMISC_1_1CBitSet.html#z272_4">set</a>(bitNumber, <font class="keyword">false</font>);} +00102 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_9">setAll</a>(); +00104 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z272_10">clearAll</a>(); +00106 +00107 +00109 +00110 +00111 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> <a class="code" href="classNLMISC_1_1CBitSet.html#z273_0">operator~</a>() <font class="keyword">const</font>; +00116 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> <a class="code" href="classNLMISC_1_1CBitSet.html#z273_1">operator&</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00121 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> <a class="code" href="classNLMISC_1_1CBitSet.html#z273_2">operator|</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00126 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> <a class="code" href="classNLMISC_1_1CBitSet.html#z273_3">operator^</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00127 +00129 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z273_4">flip</a>(); +00134 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &<a class="code" href="classNLMISC_1_1CBitSet.html#z273_5">operator&=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs); +00139 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &<a class="code" href="classNLMISC_1_1CBitSet.html#z273_6">operator|=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs); +00144 <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &<a class="code" href="classNLMISC_1_1CBitSet.html#z273_7">operator^=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs); +00146 +00147 +00149 +00150 +00154 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z274_0">compareRestrict</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00156 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z274_1">operator==</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00158 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z274_2">operator!=</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z271_0">CBitSet</a> &bs) <font class="keyword">const</font>; +00160 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z274_3">allSet</a>(); +00162 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitSet.html#z274_4">allCleared</a>(); +00164 +00165 +00166 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitSet.html#a0">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f); +00167 +00168 <font class="keyword">private</font>: +<a name="l00169"></a><a class="code" href="classNLMISC_1_1CBitSet.html#o0">00169</a> std::vector<uint32> <a class="code" href="classNLMISC_1_1CBitSet.html#o0">Array</a>; +<a name="l00170"></a><a class="code" href="classNLMISC_1_1CBitSet.html#o1">00170</a> sint <a class="code" href="classNLMISC_1_1CBitSet.html#o1">NumBits</a>; +<a name="l00171"></a><a class="code" href="classNLMISC_1_1CBitSet.html#o2">00171</a> uint32 <a class="code" href="classNLMISC_1_1CBitSet.html#o2">MaskLast</a>; <font class="comment">// Mask for the last uint32.</font> +00172 }; +00173 +00174 +00175 } +00176 +00177 +00178 +00179 <font class="preprocessor">#endif // NL_BIT_SET_H</font> +00180 <font class="preprocessor"></font> +00181 <font class="comment">/* End of bit_set.h */</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |