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<li class="navelem"><a class="el" href="dir_934f46a345653ef2b3014a1b37a162c1.html">G:</a></li><li class="navelem"><a class="el" href="dir_98f7f9d41f9d3029bd68cf237526a774.html">Source</a></li><li class="navelem"><a class="el" href="dir_9344afb825aed5e2f5be1d2015dde43c.html">G-Truc</a></li><li class="navelem"><a class="el" href="dir_45973f864e07b2505003ae343b7c8af7.html">glm</a></li><li class="navelem"><a class="el" href="dir_304be5dfae1339a7705426c0b536faf2.html">glm</a></li><li class="navelem"><a class="el" href="dir_e8f3c1046ba4b357711397765359cd18.html">gtx</a></li> </ul>
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<div class="title">bit.hpp</div> </div>
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<a href="a00008.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// Dependencies</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "../gtc/bitfield.hpp"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifndef GLM_ENABLE_EXPERIMENTAL</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"># error "GLM: GLM_GTX_bit is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"># pragma message("GLM: GLM_GTX_bit extension is deprecated, include GLM_GTC_bitfield and GLM_GTC_integer instead")</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">namespace </span><a class="code" href="a00143.html">glm</a></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">template</span><<span class="keyword">typename</span> genIUType></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  GLM_FUNC_DECL genIUType <a class="code" href="a00184.html#ga7b559ec55e7ec4103c63d877df4594b5">highestBitValue</a>(genIUType Value);</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">template</span><<span class="keyword">typename</span> genIUType></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  GLM_FUNC_DECL genIUType <a class="code" href="a00184.html#ga2ff6568089f3a9b67f5c30918855fc6f">lowestBitValue</a>(genIUType Value);</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">template</span><length_t L, <span class="keyword">typename</span> T, qualifier P></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  GLM_FUNC_DECL vec<L, T, P> <a class="code" href="a00184.html#ga7b559ec55e7ec4103c63d877df4594b5">highestBitValue</a>(vec<L, T, P> <span class="keyword">const</span>& value);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">template</span><<span class="keyword">typename</span> genIUType></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  GLM_DEPRECATED GLM_FUNC_DECL genIUType <a class="code" href="a00184.html#ga75b5b40b975d346033e26b11b0b77300">powerOfTwoAbove</a>(genIUType Value);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">template</span><length_t L, <span class="keyword">typename</span> T, qualifier P></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  GLM_DEPRECATED GLM_FUNC_DECL vec<L, T, P> <a class="code" href="a00184.html#ga75b5b40b975d346033e26b11b0b77300">powerOfTwoAbove</a>(vec<L, T, P> <span class="keyword">const</span>& value);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">template</span><<span class="keyword">typename</span> genIUType></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  GLM_DEPRECATED GLM_FUNC_DECL genIUType <a class="code" href="a00184.html#ga736d1ab1b4ad53a8e5f67692949ce164">powerOfTwoBelow</a>(genIUType Value);</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">template</span><length_t L, <span class="keyword">typename</span> T, qualifier P></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  GLM_DEPRECATED GLM_FUNC_DECL vec<L, T, P> <a class="code" href="a00184.html#ga736d1ab1b4ad53a8e5f67692949ce164">powerOfTwoBelow</a>(vec<L, T, P> <span class="keyword">const</span>& value);</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">template</span><<span class="keyword">typename</span> genIUType></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  GLM_DEPRECATED GLM_FUNC_DECL genIUType <a class="code" href="a00184.html#ga68d3ae1b89171e649b827c7d74dcde57">powerOfTwoNearest</a>(genIUType Value);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">template</span><length_t L, <span class="keyword">typename</span> T, qualifier P></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  GLM_DEPRECATED GLM_FUNC_DECL vec<L, T, P> <a class="code" href="a00184.html#ga68d3ae1b89171e649b827c7d74dcde57">powerOfTwoNearest</a>(vec<L, T, P> <span class="keyword">const</span>& value);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> } <span class="comment">//namespace glm</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#include "bit.inl"</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
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<div class="ttc" id="a00184_html_ga75b5b40b975d346033e26b11b0b77300"><div class="ttname"><a href="a00184.html#ga75b5b40b975d346033e26b11b0b77300">glm::powerOfTwoAbove</a></div><div class="ttdeci">GLM_DEPRECATED GLM_FUNC_DECL vec< L, T, P > powerOfTwoAbove(vec< L, T, P > const &value)</div><div class="ttdoc">Return the power of two number which value is just higher the input value. </div></div>
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<div class="ttc" id="a00143_html"><div class="ttname"><a href="a00143.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00003_source.html#l00011">_noise.hpp:11</a></div></div>
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<div class="ttc" id="a00184_html_ga2ff6568089f3a9b67f5c30918855fc6f"><div class="ttname"><a href="a00184.html#ga2ff6568089f3a9b67f5c30918855fc6f">glm::lowestBitValue</a></div><div class="ttdeci">GLM_FUNC_DECL genIUType lowestBitValue(genIUType Value)</div></div>
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<div class="ttc" id="a00184_html_ga7b559ec55e7ec4103c63d877df4594b5"><div class="ttname"><a href="a00184.html#ga7b559ec55e7ec4103c63d877df4594b5">glm::highestBitValue</a></div><div class="ttdeci">GLM_FUNC_DECL vec< L, T, P > highestBitValue(vec< L, T, P > const &value)</div><div class="ttdoc">Find the highest bit set to 1 in a integer variable and return its value. </div></div>
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<div class="ttc" id="a00184_html_ga736d1ab1b4ad53a8e5f67692949ce164"><div class="ttname"><a href="a00184.html#ga736d1ab1b4ad53a8e5f67692949ce164">glm::powerOfTwoBelow</a></div><div class="ttdeci">GLM_DEPRECATED GLM_FUNC_DECL vec< L, T, P > powerOfTwoBelow(vec< L, T, P > const &value)</div><div class="ttdoc">Return the power of two number which value is just lower the input value. </div></div>
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<div class="ttc" id="a00184_html_ga68d3ae1b89171e649b827c7d74dcde57"><div class="ttname"><a href="a00184.html#ga68d3ae1b89171e649b827c7d74dcde57">glm::powerOfTwoNearest</a></div><div class="ttdeci">GLM_DEPRECATED GLM_FUNC_DECL vec< L, T, P > powerOfTwoNearest(vec< L, T, P > const &value)</div><div class="ttdoc">Return the power of two number which value is the closet to the input value. </div></div>
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