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<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>
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