Updated API documentation

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Christophe Riccio
2013-12-25 23:48:55 +01:00
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<div class="title">func_integer.hpp</div> </div>
<div class="title">fast_exponential.hpp</div> </div>
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<a href="a00029.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#ifndef glm_core_func_integer</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define glm_core_func_integer GLM_VERSION</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="keyword">namespace </span>glm</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;{</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; genUType <a class="code" href="a00132.html#ga7d96efb73301e722a527b912f05f6ac0" title="Adds 32-bit unsigned integer x and y, returning the sum modulo pow(2, 32).">uaddCarry</a>(</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; genUType <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; genUType <span class="keyword">const</span> &amp; y, </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; genUType &amp; carry);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; genUType <a class="code" href="a00132.html#gacd727c8bb8bda7a509773f9f204ab5a1" 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>(</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; genUType <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; genUType <span class="keyword">const</span> &amp; y, </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; genUType &amp; borrow);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genUType&gt;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="keywordtype">void</span> <a class="code" href="a00132.html#ga8e89fcd6b0e2cd96cd2e1b69fdb7afd9" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">umulExtended</a>(</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; genUType <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; genUType <span class="keyword">const</span> &amp; y, </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; genUType &amp; msb, </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; genUType &amp; lsb);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIType&gt;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordtype">void</span> <a class="code" href="a00132.html#gab0eaec4d0964925429322eebf8dca6d0" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">imulExtended</a>(</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; genIType <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; genIType <span class="keyword">const</span> &amp; y, </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; genIType &amp; msb, </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; genIType &amp; lsb);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; genIUType <a class="code" href="a00132.html#gaeae27fd61779ae93b8d0fa9cef142c3d" title="Extracts bits [offset, offset + bits - 1] from value, returning them in the least significant bits of...">bitfieldExtract</a>(</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; genIUType <span class="keyword">const</span> &amp; Value, </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Offset, </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Bits);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; genIUType <a class="code" href="a00132.html#ga490b328e7b5d06b477ede4a59edfb798" title="Returns the insertion the bits least-significant bits of insert into base.">bitfieldInsert</a>(</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; genIUType <span class="keyword">const</span> &amp; Base, </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; genIUType <span class="keyword">const</span> &amp; Insert, </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Offset, </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordtype">int</span> <span class="keyword">const</span> &amp; Bits);</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genIUType&gt;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; genIUType <a class="code" href="a00132.html#ga4cc9293f91c17a2d4c7215573f7a75c2" title="Returns the reversal of the bits of value.">bitfieldReverse</a>(genIUType <span class="keyword">const</span> &amp; Value);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <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>genIUType&gt;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keyword">typename</span> genIUType&lt;T&gt;::signed_type <a class="code" href="a00132.html#ga5c4d37c42926b09be4384a9656f73ee4" title="Returns the number of bits set to 1 in the binary representation of value.">bitCount</a>(genIUType&lt;T&gt; <span class="keyword">const</span> &amp; Value);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <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>genIUType&gt;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keyword">typename</span> genIUType&lt;T&gt;::signed_type <a class="code" href="a00132.html#gaf921488d20990ec15f3fde3d1db919f0" title="Returns the bit number of the least significant bit set to 1 in the binary representation of value...">findLSB</a>(genIUType&lt;T&gt; <span class="keyword">const</span> &amp; Value);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <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>genIUType&gt;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="keyword">typename</span> genIUType&lt;T&gt;::signed_type <a class="code" href="a00132.html#gaa17f942299cb7a51c60155f9e78228f3" title="Returns the bit number of the most significant bit in the binary representation of value...">findMSB</a>(genIUType&lt;T&gt; <span class="keyword">const</span> &amp; Value);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;<span class="preprocessor">#include &quot;func_integer.inl&quot;</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="preprocessor">#endif//glm_core_func_integer</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#ifndef GLM_GTX_fast_exponential</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define GLM_GTX_fast_exponential</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment">// Dependency:</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#include &quot;../glm.hpp&quot;</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="preprocessor">#if(defined(GLM_MESSAGES) &amp;&amp; !defined(GLM_EXT_INCLUDED))</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># pragma message(&quot;GLM: GLM_GTX_fast_exponential extension included&quot;)</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="keyword">namespace </span>glm</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;{</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; genType <a class="code" href="a00196.html#ga0ecbe429c87b820368f425ee8d22841a">fastPow</a>(</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; genType <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; genType <span class="keyword">const</span> &amp; y);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genTypeT, <span class="keyword">typename</span> genTypeU&gt; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; genTypeT <a class="code" href="a00196.html#ga0ecbe429c87b820368f425ee8d22841a">fastPow</a>(</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; genTypeT <span class="keyword">const</span> &amp; x, </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; genTypeU <span class="keyword">const</span> &amp; y);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; T <a class="code" href="a00196.html#ga81550f837781889cc21fe49852102ea0">fastExp</a>(<span class="keyword">const</span> T&amp; x);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; T <a class="code" href="a00196.html#ga784a80d571f0f596d438863775827cd0">fastLog</a>(<span class="keyword">const</span> T&amp; x);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; T <a class="code" href="a00196.html#ga27ffd3d58db8a5309300f16cc5d9284c">fastExp2</a>(<span class="keyword">const</span> T&amp; x);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; T <a class="code" href="a00196.html#gac516a11818384b9392412ac199044cf6">fastLog2</a>(<span class="keyword">const</span> T&amp; x);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; T <a class="code" href="a00196.html#gaddd4e635f1c3168122fe7b14753935b9">fastLn</a>(<span class="keyword">const</span> T&amp; x);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="preprocessor">#include &quot;fast_exponential.inl&quot;</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="preprocessor">#endif//GLM_GTX_fast_exponential</span></div>
<div class="ttc" id="a00196_html_gaddd4e635f1c3168122fe7b14753935b9"><div class="ttname"><a href="a00196.html#gaddd4e635f1c3168122fe7b14753935b9">glm::fastLn</a></div><div class="ttdeci">T fastLn(const T &amp;x)</div><div class="ttdoc">Faster than the common ln function but less accurate. </div></div>
<div class="ttc" id="a00196_html_ga784a80d571f0f596d438863775827cd0"><div class="ttname"><a href="a00196.html#ga784a80d571f0f596d438863775827cd0">glm::fastLog</a></div><div class="ttdeci">T fastLog(const T &amp;x)</div><div class="ttdoc">Faster than the common log function but less accurate. </div></div>
<div class="ttc" id="a00196_html_ga81550f837781889cc21fe49852102ea0"><div class="ttname"><a href="a00196.html#ga81550f837781889cc21fe49852102ea0">glm::fastExp</a></div><div class="ttdeci">T fastExp(const T &amp;x)</div><div class="ttdoc">Faster than the common exp function but less accurate. </div></div>
<div class="ttc" id="a00196_html_ga27ffd3d58db8a5309300f16cc5d9284c"><div class="ttname"><a href="a00196.html#ga27ffd3d58db8a5309300f16cc5d9284c">glm::fastExp2</a></div><div class="ttdeci">T fastExp2(const T &amp;x)</div><div class="ttdoc">Faster than the common exp2 function but less accurate. </div></div>
<div class="ttc" id="a00196_html_ga0ecbe429c87b820368f425ee8d22841a"><div class="ttname"><a href="a00196.html#ga0ecbe429c87b820368f425ee8d22841a">glm::fastPow</a></div><div class="ttdeci">genType fastPow(genType const &amp;x, genType const &amp;y)</div><div class="ttdoc">Faster than the common pow function but less accurate. </div></div>
<div class="ttc" id="a00196_html_gac516a11818384b9392412ac199044cf6"><div class="ttname"><a href="a00196.html#gac516a11818384b9392412ac199044cf6">glm::fastLog2</a></div><div class="ttdeci">T fastLog2(const T &amp;x)</div><div class="ttdoc">Faster than the common log2 function but less accurate. </div></div>
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