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<h1>sqrtprim.cpp</h1><a href="sqrtprim_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include "<a class="code" href="xtended_8hh.html">xtended.hh</a>"</span>
<a name="l00002"></a>00002 <span class="preprocessor">#include "<a class="code" href="Text_8hh.html">Text.hh</a>"</span>
<a name="l00003"></a>00003 <span class="preprocessor">#include <math.h></span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="preprocessor">#include "<a class="code" href="floats_8hh.html">floats.hh</a>"</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007
<a name="l00008"></a><a class="code" href="classSqrtPrim.html">00008</a> <span class="keyword">class </span><a class="code" href="classSqrtPrim.html">SqrtPrim</a> : <span class="keyword">public</span> <a class="code" href="classxtended.html">xtended</a>
<a name="l00009"></a>00009 {
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="keyword">public</span>:
<a name="l00012"></a>00012
<a name="l00013"></a><a class="code" href="classSqrtPrim.html#a01e41e94da7368534b1f7d83645f8492">00013</a> <a class="code" href="classSqrtPrim.html#a01e41e94da7368534b1f7d83645f8492">SqrtPrim</a>() : <a class="code" href="classxtended.html">xtended</a>(<span class="stringliteral">"sqrt"</span>) {}
<a name="l00014"></a>00014
<a name="l00015"></a><a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">00015</a> <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">arity</a> () { <span class="keywordflow">return</span> 1; }
<a name="l00016"></a>00016
<a name="l00017"></a><a class="code" href="classSqrtPrim.html#ab0b2ad4918c94e2fc08230c36f81ecba">00017</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classSqrtPrim.html#ab0b2ad4918c94e2fc08230c36f81ecba">needCache</a> () { <span class="keywordflow">return</span> <span class="keyword">true</span>; }
<a name="l00018"></a>00018
<a name="l00019"></a><a class="code" href="classSqrtPrim.html#aff09eef01a6a7a6dbf205f503956d904">00019</a> <span class="keyword">virtual</span> <a class="code" href="classP.html">Type</a> <a class="code" href="classSqrtPrim.html#aff09eef01a6a7a6dbf205f503956d904">infereSigType</a> (<span class="keyword">const</span> vector<Type>& args)
<a name="l00020"></a>00020 {
<a name="l00021"></a>00021 assert (args.size() == 1);
<a name="l00022"></a>00022 <a class="code" href="classP.html">Type</a> t = args[0];
<a name="l00023"></a>00023 <a class="code" href="structinterval.html">interval</a> i = t->getInterval();
<a name="l00024"></a>00024 <span class="keywordflow">if</span> (i.<a class="code" href="structinterval.html#a96c78d5d63b319bc354c0ba728305e68" title="true if it is a valid interval">valid</a> && i.<a class="code" href="structinterval.html#a097d8cc2067534f1fe88d6a8386af0cd" title="minimal value">lo</a> >=0) {
<a name="l00025"></a>00025 <span class="keywordflow">return</span> <a class="code" href="sigtype_8hh.html#a4a00d24cc30a4924d2df9b56d577bd16">castInterval</a>(<a class="code" href="sigtype_8hh.html#a77cfb136d0b19316d3f95c700d4262f8">floatCast</a>(t), <a class="code" href="structinterval.html">interval</a>(sqrt(i.<a class="code" href="structinterval.html#a097d8cc2067534f1fe88d6a8386af0cd" title="minimal value">lo</a>), sqrt(i.<a class="code" href="structinterval.html#ae97c1d6052f6b8326a346b4c2a2d4b30" title="maximal value">hi</a>)));
<a name="l00026"></a>00026 } <span class="keywordflow">else</span> {
<a name="l00027"></a>00027 <span class="keywordflow">return</span> <a class="code" href="sigtype_8hh.html#a4a00d24cc30a4924d2df9b56d577bd16">castInterval</a>(<a class="code" href="sigtype_8hh.html#a77cfb136d0b19316d3f95c700d4262f8">floatCast</a>(t), <a class="code" href="structinterval.html">interval</a>());
<a name="l00028"></a>00028 }
<a name="l00029"></a>00029 }
<a name="l00030"></a>00030
<a name="l00031"></a><a class="code" href="classSqrtPrim.html#a03f2f3b806796744790930dda6174429">00031</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classSqrtPrim.html#a03f2f3b806796744790930dda6174429">sigVisit</a> (<a class="code" href="classCTree.html" title="A CTree = (Node x [CTree]) is a Node associated with a list of subtrees called branches...">Tree</a> sig, <a class="code" href="structsigvisitor.html">sigvisitor</a>* visitor) {}
<a name="l00032"></a>00032
<a name="l00033"></a><a class="code" href="classSqrtPrim.html#ab05be52775511d0441d54c0aeaadf265">00033</a> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classSqrtPrim.html#ab05be52775511d0441d54c0aeaadf265">infereSigOrder</a> (<span class="keyword">const</span> vector<int>& args) {
<a name="l00034"></a>00034 <span class="keywordflow">return</span> args[0];
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036
<a name="l00037"></a>00037
<a name="l00038"></a><a class="code" href="classSqrtPrim.html#adc628088f5b6e8ec2ec32e054779ebf7">00038</a> <span class="keyword">virtual</span> <a class="code" href="classCTree.html" title="A CTree = (Node x [CTree]) is a Node associated with a list of subtrees called branches...">Tree</a> <a class="code" href="classSqrtPrim.html#adc628088f5b6e8ec2ec32e054779ebf7">computeSigOutput</a> (<span class="keyword">const</span> vector<Tree>& args) {
<a name="l00039"></a>00039 <span class="comment">// verifier les simplifications</span>
<a name="l00040"></a>00040 <a class="code" href="classnum.html">num</a> n;
<a name="l00041"></a>00041 <span class="keywordflow">if</span> (<a class="code" href="signals_8hh.html#acd2773c99643a2dcc1c5409991c211e9">isNum</a>(args[0],n)) {
<a name="l00042"></a>00042 <span class="keywordflow">return</span> <a class="code" href="tree_8hh.html#a61c13e9361cfa80bbb3cd6ce60a8f595">tree</a>(sqrt(<span class="keywordtype">double</span>(n)));
<a name="l00043"></a>00043 } <span class="keywordflow">else</span> {
<a name="l00044"></a>00044 <span class="keywordflow">return</span> <a class="code" href="tree_8hh.html#a61c13e9361cfa80bbb3cd6ce60a8f595">tree</a>(<a class="code" href="classxtended.html#ae7e621bd8015110e7af77ab7c850f573">symbol</a>(), args[0]);
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="classSqrtPrim.html#a94c62ba9b34b0da83de286759963f23e">00048</a> <span class="keyword">virtual</span> <span class="keywordtype">string</span> <a class="code" href="classSqrtPrim.html#a94c62ba9b34b0da83de286759963f23e">generateCode</a> (<a class="code" href="classKlass.html">Klass</a>* klass, <span class="keyword">const</span> vector<string>& args, <span class="keyword">const</span> vector<Type>& types)
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 assert (args.size() == <a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">arity</a>());
<a name="l00051"></a>00051 assert (types.size() == <a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">arity</a>());
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordflow">return</span> <a class="code" href="Text_8cpp.html#af50e951c134c2c98c4c75d687f8fca7a">subst</a>(<span class="stringliteral">"sqrt$1($0)"</span>, args[0], <a class="code" href="floats_8cpp.html#a4091ebb0e4eff17b3ff908531df9fb92" title="suffix for math functions">isuffix</a>());
<a name="l00054"></a>00054 }
<a name="l00055"></a>00055
<a name="l00056"></a><a class="code" href="classSqrtPrim.html#a9f03e991ded6f4266d3170989ba6d1bd">00056</a> <span class="keyword">virtual</span> <span class="keywordtype">string</span> <a class="code" href="classSqrtPrim.html#a9f03e991ded6f4266d3170989ba6d1bd">generateLateq</a> (<a class="code" href="classLateq.html">Lateq</a>* lateq, <span class="keyword">const</span> vector<string>& args, <span class="keyword">const</span> vector<Type>& types)
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 assert (args.size() == <a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">arity</a>());
<a name="l00059"></a>00059 assert (types.size() == <a class="code" href="classSqrtPrim.html#aaf73bb74572d34a18ee906db8d0aa614">arity</a>());
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keywordflow">return</span> <a class="code" href="Text_8cpp.html#af50e951c134c2c98c4c75d687f8fca7a">subst</a>(<span class="stringliteral">"\\sqrt{$0}"</span>, args[0]);
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064 };
<a name="l00065"></a>00065
<a name="l00066"></a>00066
<a name="l00067"></a><a class="code" href="xtended_8hh.html#a16afad067582ea6669ff4f9f5872981a">00067</a> <a class="code" href="classxtended.html">xtended</a>* <a class="code" href="sqrtprim_8cpp.html#a16afad067582ea6669ff4f9f5872981a">gSqrtPrim</a> = <span class="keyword">new</span> <a class="code" href="classSqrtPrim.html">SqrtPrim</a>();
<a name="l00068"></a>00068
<a name="l00069"></a>00069
</pre></div></div>
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