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<hr><h1>cartiter.h</h1><div class="fragment"><pre>00001 <font class="comment">//</font>
00002 <font class="comment">// cartiter.h</font>
00003 <font class="comment">//</font>
00004 <font class="comment">// Copyright (C) 1996 Limit Point Systems, Inc.</font>
00005 <font class="comment">//</font>
00006 <font class="comment">// Author: Curtis Janssen <cljanss@limitpt.com></font>
00007 <font class="comment">// Maintainer: LPS</font>
00008 <font class="comment">//</font>
00009 <font class="comment">// This file is part of the SC Toolkit.</font>
00010 <font class="comment">//</font>
00011 <font class="comment">// The SC Toolkit is free software; you can redistribute it and/or modify</font>
00012 <font class="comment">// it under the terms of the GNU Library General Public License as published by</font>
00013 <font class="comment">// the Free Software Foundation; either version 2, or (at your option)</font>
00014 <font class="comment">// any later version.</font>
00015 <font class="comment">//</font>
00016 <font class="comment">// The SC Toolkit is distributed in the hope that it will be useful,</font>
00017 <font class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00018 <font class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</font>
00019 <font class="comment">// GNU Library General Public License for more details.</font>
00020 <font class="comment">//</font>
00021 <font class="comment">// You should have received a copy of the GNU Library General Public License</font>
00022 <font class="comment">// along with the SC Toolkit; see the file COPYING.LIB. If not, write to</font>
00023 <font class="comment">// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.</font>
00024 <font class="comment">//</font>
00025 <font class="comment">// The U.S. Government is granted a limited license as per AL 91-7.</font>
00026 <font class="comment">//</font>
00027
00028 <font class="preprocessor">#ifndef _chemistry_qc_basis_cartiter_h</font>
00029 <font class="preprocessor"></font><font class="preprocessor">#define _chemistry_qc_basis_cartiter_h</font>
00030 <font class="preprocessor"></font>
00031 <font class="preprocessor">#ifdef __GNUC__</font>
00032 <font class="preprocessor"></font><font class="preprocessor">#pragma interface</font>
00033 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00034 <font class="preprocessor"></font>
00035 <font class="keyword">namespace </font>sc {
00036
<a name="l00039"></a><a class="code" href="class_sc__CartesianIter.html">00039</a> <font class="keyword">class </font>CartesianIter {
00040 <font class="keyword">protected</font>:
00041 <font class="keywordtype">int</font> a_;
00042 <font class="keywordtype">int</font> b_;
00043 <font class="keywordtype">int</font> c_;
00044 <font class="keywordtype">int</font> l_;
00045 <font class="keywordtype">int</font> bfn_;
00046
00047 <font class="keyword">public</font>:
00049 <a class="code" href="class_sc__CartesianIter.html#a0">CartesianIter</a>(<font class="keywordtype">int</font> l);
00050 <font class="keyword">virtual</font> ~CartesianIter();
00051
00053 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__CartesianIter.html#a2">start</a>() =0;
00055 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__CartesianIter.html#a3">next</a>() =0;
00057 <font class="keyword">virtual</font> <a class="code" href="class_sc__CartesianIter.html#a4">operator int</a>() =0;
00058
<a name="l00060"></a><a class="code" href="class_sc__CartesianIter.html#a5">00060</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a5">n</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> ((l_>=0)?((((l_)+2)*((l_)+1))>>1):0); }
<a name="l00062"></a><a class="code" href="class_sc__CartesianIter.html#a6">00062</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a6">a</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> a_; }
<a name="l00064"></a><a class="code" href="class_sc__CartesianIter.html#a7">00064</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a7">b</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> b_; }
<a name="l00066"></a><a class="code" href="class_sc__CartesianIter.html#a8">00066</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a8">c</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> c_; }
<a name="l00068"></a><a class="code" href="class_sc__CartesianIter.html#a9">00068</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a9">l</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> l_; }
<a name="l00070"></a><a class="code" href="class_sc__CartesianIter.html#a10">00070</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a9">l</a>(<font class="keywordtype">int</font> i)<font class="keyword"> </font>{ <font class="keywordflow">return</font> i ? (i==1 ? b_ : c_) : a_; }
<a name="l00073"></a><a class="code" href="class_sc__CartesianIter.html#a11">00073</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__CartesianIter.html#a11">bfn</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> bfn_; }
00074 };
00075
<a name="l00080"></a><a class="code" href="class_sc__RedundantCartesianIter.html">00080</a> <font class="keyword">class </font>RedundantCartesianIter {
00081 <font class="keyword">private</font>:
00082 <font class="keywordtype">int</font> done_;
00083 <font class="keywordtype">int</font> l_;
00084 <font class="keywordtype">int</font> *axis_;
00085
00086 <font class="keyword">public</font>:
00088 <a class="code" href="class_sc__RedundantCartesianIter.html#a0">RedundantCartesianIter</a>(<font class="keywordtype">int</font> l);
00089 <font class="keyword">virtual</font> ~RedundantCartesianIter();
00090
00092 <font class="keyword">virtual</font> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a2">bfn</a>() =0;
00093
00095 <font class="keywordtype">void</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a3">start</a>();
00097 <font class="keywordtype">void</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a4">next</a>();
<a name="l00099"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a5">00099</a> <a class="code" href="class_sc__RedundantCartesianIter.html#a5">operator int</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> !done_; }
00100
00102 <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a6">a</a>();
00104 <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a7">b</a>();
00106 <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a8">c</a>();
<a name="l00108"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a9">00108</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a9">l</a>()<font class="keyword"> </font>{ <font class="keywordflow">return</font> l_; }
00110 <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a9">l</a>(<font class="keywordtype">int</font> i);
<a name="l00112"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a11">00112</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a11">axis</a>(<font class="keywordtype">int</font> i)<font class="keyword"> </font>{ <font class="keywordflow">return</font> axis_[i]; }
00113 };
00114
00115 <font class="keyword">inline</font> <font class="keywordtype">void</font>
<a name="l00116"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a3">00116</a> RedundantCartesianIter::start()<font class="keyword"></font>
00117 <font class="keyword"></font>{
00118 <font class="keywordflow">if</font> (l_==0)
00119 done_ = 1;
00120 <font class="keywordflow">else</font>
00121 done_ = 0;
00122
00123 <font class="keywordflow">for</font> (<font class="keywordtype">int</font> i=0; i<l_; i++)
00124 axis_[i] = 0;
00125 }
00126
00127 <font class="keyword">inline</font> <font class="keywordtype">void</font>
<a name="l00128"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a4">00128</a> RedundantCartesianIter::next()<font class="keyword"></font>
00129 <font class="keyword"></font>{
00130 <font class="keywordflow">for</font> (<font class="keywordtype">int</font> i=0; i<l_; i++) {
00131 <font class="keywordflow">if</font> (axis_[i] == 2)
00132 axis_[i] = 0;
00133 <font class="keywordflow">else</font> {
00134 axis_[i]++;
00135 <font class="keywordflow">return</font>;
00136 }
00137 }
00138 done_ = 1;
00139 }
00140
00141 <font class="keyword">inline</font> <font class="keywordtype">int</font>
<a name="l00142"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a10">00142</a> RedundantCartesianIter::l(<font class="keywordtype">int</font> axis)<font class="keyword"></font>
00143 <font class="keyword"></font>{
00144 <font class="keywordtype">int</font> i;
00145 <font class="keywordtype">int</font> r = 0;
00146 <font class="keywordflow">for</font> (i=0; i<l_; i++) <font class="keywordflow">if</font> (axis_[i]==axis) r++;
00147 <font class="keywordflow">return</font> r;
00148 }
00149
00150 <font class="keyword">inline</font> <font class="keywordtype">int</font>
<a name="l00151"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a6">00151</a> RedundantCartesianIter::a()<font class="keyword"></font>
00152 <font class="keyword"></font>{
00153 <font class="keywordflow">return</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a9">l</a>(0);
00154 }
00155
00156 <font class="keyword">inline</font> <font class="keywordtype">int</font>
<a name="l00157"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a7">00157</a> RedundantCartesianIter::b()<font class="keyword"></font>
00158 <font class="keyword"></font>{
00159 <font class="keywordflow">return</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a9">l</a>(1);
00160 }
00161
00162 <font class="keyword">inline</font> <font class="keywordtype">int</font>
<a name="l00163"></a><a class="code" href="class_sc__RedundantCartesianIter.html#a8">00163</a> RedundantCartesianIter::c()<font class="keyword"></font>
00164 <font class="keyword"></font>{
00165 <font class="keywordflow">return</font> <a class="code" href="class_sc__RedundantCartesianIter.html#a9">l</a>(2);
00166 }
00167
<a name="l00170"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html">00170</a> <font class="keyword">class </font>RedundantCartesianSubIter {
00171 <font class="keyword">private</font>:
00172 <font class="keywordtype">int</font> done_;
00173 <font class="keywordtype">int</font> l_;
00174 <font class="keywordtype">int</font> e_[3];
00175 <font class="keywordtype">int</font> *axis_;
00176
00177 <font class="comment">// the locations of the z's in the axis array</font>
00178 <font class="keywordtype">int</font> *zloc_;
00179 <font class="comment">// the locations of the y's in the subarray after the z's are removed</font>
00180 <font class="keywordtype">int</font> *yloc_;
00181
00182 <font class="keywordtype">int</font> valid();
00183
00184 <font class="keyword">public</font>:
00186 <a class="code" href="class_sc__RedundantCartesianSubIter.html#a0">RedundantCartesianSubIter</a>(<font class="keywordtype">int</font> l);
00187 <font class="keyword">virtual</font> ~RedundantCartesianSubIter();
00188
00190 <font class="keyword">virtual</font> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a2">bfn</a>() =0;
00191
00194 <font class="keywordtype">void</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a3">start</a>(<font class="keywordtype">int</font> a, <font class="keywordtype">int</font> b, <font class="keywordtype">int</font> c);
00196 <font class="keywordtype">void</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a4">next</a>();
<a name="l00198"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a5">00198</a> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a5">operator int</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> !done_; }
00199
<a name="l00201"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a6">00201</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a6">a</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> e_[0]; }
<a name="l00203"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a7">00203</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a7">b</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> e_[1]; }
<a name="l00205"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a8">00205</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a8">c</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> e_[2]; }
<a name="l00207"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a9">00207</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a9">l</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> l_; }
<a name="l00209"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a10">00209</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a9">l</a>(<font class="keywordtype">int</font> i)<font class="keyword"> </font>{ <font class="keywordflow">return</font> e_[i]; }
<a name="l00211"></a><a class="code" href="class_sc__RedundantCartesianSubIter.html#a11">00211</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__RedundantCartesianSubIter.html#a11">axis</a>(<font class="keywordtype">int</font> i)<font class="keyword"> </font>{ <font class="keywordflow">return</font> axis_[i]; }
00212 };
00213
00214 }
00215
00216 <font class="preprocessor">#endif</font>
00217 <font class="preprocessor"></font>
00218 <font class="comment">// Local Variables:</font>
00219 <font class="comment">// mode: c++</font>
00220 <font class="comment">// c-file-style: "ETS"</font>
00221 <font class="comment">// End:</font>
</div></pre><hr>
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