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<div class="title">func_integer.hpp</div>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00002"></a>00002 <span class="comment">// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)</span>
<a name="l00004"></a>00004 <span class="comment"></span><span class="comment">// Created : 2010-03-17</span>
<a name="l00005"></a>00005 <span class="comment">// Updated : 2010-03-31</span>
<a name="l00006"></a>00006 <span class="comment">// Licence : This source is under MIT License</span>
<a name="l00007"></a>00007 <span class="comment">// File    : glm/core/func_integer.hpp</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="preprocessor">#ifndef glm_core_func_integer</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define glm_core_func_integer</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="keyword">namespace </span>glm
<a name="l00014"></a>00014 {
<a name="l00015"></a>00015         <span class="keyword">namespace </span>core{
<a name="l00016"></a>00016         <span class="keyword">namespace </span>function{
<a name="l00018"></a><a class="code" href="a00149.html">00018</a>         <span class="keyword">namespace </span>integer{
<a name="l00019"></a>00019 
<a name="l00022"></a>00022 
<a name="l00029"></a>00029                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;
<a name="l00030"></a>00030                 genUType <a class="code" href="a00238.html#ga8d63fd56743cc93286f09742baed4002" title="Adds 32-bit unsigned integer x and y, returning the sum modulo pow(2, 32).">uaddCarry</a>(
<a name="l00031"></a>00031                         genUType <span class="keyword">const</span> &amp; x, 
<a name="l00032"></a>00032                         genUType <span class="keyword">const</span> &amp; y, 
<a name="l00033"></a>00033                         genUType &amp; carry);
<a name="l00034"></a>00034 
<a name="l00041"></a>00041                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;
<a name="l00042"></a>00042                 genUType <a class="code" href="a00238.html#ga5ea2ea51e7cf73056069ce7583d61560" title="Subtracts the 32-bit unsigned integer y from x, returning the difference if non-negative, or pow(2, 32) plus the difference otherwise.">usubBorrow</a>(
<a name="l00043"></a>00043                         genUType <span class="keyword">const</span> &amp; x, 
<a name="l00044"></a>00044                         genUType <span class="keyword">const</span> &amp; y, 
<a name="l00045"></a>00045                         genUType &amp; borrow);
<a name="l00046"></a>00046                 
<a name="l00053"></a>00053                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;
<a name="l00054"></a>00054                 <span class="keywordtype">void</span> <a class="code" href="a00238.html#gad9b60d1c7e161b78682b7f8b071e213e" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">umulExtended</a>(
<a name="l00055"></a>00055                         genUType <span class="keyword">const</span> &amp; x, 
<a name="l00056"></a>00056                         genUType <span class="keyword">const</span> &amp; y, 
<a name="l00057"></a>00057                         genUType &amp; msb, 
<a name="l00058"></a>00058                         genUType &amp; lsb);
<a name="l00059"></a>00059                 
<a name="l00066"></a>00066                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIType&gt;
<a name="l00067"></a>00067                 <span class="keywordtype">void</span> <a class="code" href="a00238.html#gac01a66145ce9472afb6a3bee837c0bd6" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">imulExtended</a>(
<a name="l00068"></a>00068                         genIType <span class="keyword">const</span> &amp; x, 
<a name="l00069"></a>00069                         genIType <span class="keyword">const</span> &amp; y, 
<a name="l00070"></a>00070                         genIType &amp; msb, 
<a name="l00071"></a>00071                         genIType &amp; lsb);
<a name="l00072"></a>00072 
<a name="l00086"></a>00086                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;
<a name="l00087"></a>00087                 genIUType <a class="code" href="a00238.html#ga3b4804e700ade895189ea8bde142c822" title="Extracts bits [offset, offset + bits - 1] from value, returning them in the least significant bits of...">bitfieldExtract</a>(
<a name="l00088"></a>00088                         genIUType <span class="keyword">const</span> &amp; Value, 
<a name="l00089"></a>00089                         <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Offset, 
<a name="l00090"></a>00090                         <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Bits);
<a name="l00091"></a>00091 
<a name="l00104"></a>00104                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;
<a name="l00105"></a>00105                 genIUType <a class="code" href="a00238.html#ga90d0bc8e79f637da58b8fad2fc8f3275" title="Returns the insertion the bits least-significant bits of insert into base.">bitfieldInsert</a>(
<a name="l00106"></a>00106                         genIUType <span class="keyword">const</span> &amp; Base, 
<a name="l00107"></a>00107                         genIUType <span class="keyword">const</span> &amp; Insert, 
<a name="l00108"></a>00108                         <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Offset, 
<a name="l00109"></a>00109                         <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Bits);
<a name="l00110"></a>00110 
<a name="l00117"></a>00117                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;
<a name="l00118"></a>00118                 genIUType <a class="code" href="a00238.html#ga68bdb2c3debc414d5567935b4cbca62f" title="Returns the reversal of the bits of value.">bitfieldReverse</a>(genIUType <span class="keyword">const</span> &amp; value);
<a name="l00119"></a>00119                 
<a name="l00124"></a>00124                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>C&gt;
<a name="l00125"></a>00125                 <span class="keyword">typename</span> C&lt;T&gt;::signed_type <a class="code" href="a00238.html#ga29cfb04fafbaa1939955f11fef28ff38" title="Returns the number of bits set to 1 in the binary representation of value.">bitCount</a>(C&lt;T&gt; <span class="keyword">const</span> &amp; Value);
<a name="l00126"></a>00126 
<a name="l00133"></a>00133                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>C&gt;
<a name="l00134"></a>00134                 <span class="keyword">typename</span> C&lt;T&gt;::signed_type <a class="code" href="a00238.html#ga9890456d065156a3c3c9786b14638486" title="Returns the bit number of the least significant bit set to 1 in the binary representation of value...">findLSB</a>(C&lt;T&gt; <span class="keyword">const</span> &amp; Value);
<a name="l00135"></a>00135 
<a name="l00143"></a>00143                 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>C&gt;
<a name="l00144"></a>00144                 <span class="keyword">typename</span> C&lt;T&gt;::signed_type <a class="code" href="a00238.html#ga0f50b6fe121f170c3725a8abb53ff077" title="Returns the bit number of the most significant bit in the binary representation of value...">findMSB</a>(C&lt;T&gt; <span class="keyword">const</span> &amp; Value);
<a name="l00145"></a>00145 
<a name="l00147"></a>00147 
<a name="l00148"></a>00148         }<span class="comment">//namespace integer</span>
<a name="l00149"></a>00149         }<span class="comment">//namespace function</span>
<a name="l00150"></a>00150         }<span class="comment">//namespace core</span>
<a name="l00151"></a>00151 
<a name="l00152"></a>00152         <span class="keyword">using namespace </span>core::function::integer;
<a name="l00153"></a>00153 }<span class="comment">//namespace glm</span>
<a name="l00154"></a>00154 
<a name="l00155"></a>00155 <span class="preprocessor">#include &quot;func_integer.inl&quot;</span>
<a name="l00156"></a>00156 
<a name="l00157"></a>00157 <span class="preprocessor">#endif//glm_core_func_integer</span>
<a name="l00158"></a>00158 <span class="preprocessor"></span>
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