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| <div class="title">_noise.hpp</div> </div> | |
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| <div class="contents"> | |
| <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div> | |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div> | |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include "../common.hpp"</span></div> | |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div> | |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">namespace </span><a class="code" href="a00236.html">glm</a>{</div> | |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">namespace </span>detail</div> | |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> {</div> | |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div> | |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  GLM_FUNC_QUALIFIER T mod289(T <span class="keyword">const</span>& x)</div> | |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  {</div> | |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  <span class="keywordflow">return</span> x - <a class="code" href="a00241.html#gaa9d0742639e85b29c7c5de11cfd6840d">floor</a>(x * (static_cast<T>(1.0) / static_cast<T>(289.0))) * <span class="keyword">static_cast<</span>T<span class="keyword">></span>(289.0);</div> | |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  }</div> | |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div> | |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div> | |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  GLM_FUNC_QUALIFIER T permute(T <span class="keyword">const</span>& x)</div> | |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  {</div> | |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keywordflow">return</span> mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);</div> | |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  }</div> | |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div> | |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  GLM_FUNC_QUALIFIER vec<2, T, Q> permute(vec<2, T, Q> <span class="keyword">const</span>& x)</div> | |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  {</div> | |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keywordflow">return</span> mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);</div> | |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  }</div> | |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div> | |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  GLM_FUNC_QUALIFIER vec<3, T, Q> permute(vec<3, T, Q> <span class="keyword">const</span>& x)</div> | |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  {</div> | |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">return</span> mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);</div> | |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  }</div> | |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> | |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  GLM_FUNC_QUALIFIER vec<4, T, Q> permute(vec<4, T, Q> <span class="keyword">const</span>& x)</div> | |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  {</div> | |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);</div> | |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div> | |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div> | |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div> | |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  GLM_FUNC_QUALIFIER T taylorInvSqrt(T <span class="keyword">const</span>& r)</div> | |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  {</div> | |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.79284291400159) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(0.85373472095314) * r;</div> | |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div> | |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> | |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  GLM_FUNC_QUALIFIER vec<2, T, Q> taylorInvSqrt(vec<2, T, Q> <span class="keyword">const</span>& r)</div> | |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div> | |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.79284291400159) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(0.85373472095314) * r;</div> | |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  }</div> | |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div> | |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  GLM_FUNC_QUALIFIER vec<3, T, Q> taylorInvSqrt(vec<3, T, Q> <span class="keyword">const</span>& r)</div> | |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  {</div> | |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.79284291400159) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(0.85373472095314) * r;</div> | |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div> | |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div> | |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  GLM_FUNC_QUALIFIER vec<4, T, Q> taylorInvSqrt(vec<4, T, Q> <span class="keyword">const</span>& r)</div> | |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  {</div> | |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.79284291400159) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(0.85373472095314) * r;</div> | |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div> | |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div> | |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  GLM_FUNC_QUALIFIER vec<2, T, Q> fade(vec<2, T, Q> <span class="keyword">const</span>& t)</div> | |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  {</div> | |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">return</span> (t * t * t) * (t * (t * <span class="keyword">static_cast<</span>T<span class="keyword">></span>(6) - static_cast<T>(15)) + static_cast<T>(10));</div> | |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div> | |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div> | |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  GLM_FUNC_QUALIFIER vec<3, T, Q> fade(vec<3, T, Q> <span class="keyword">const</span>& t)</div> | |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  {</div> | |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> (t * t * t) * (t * (t * <span class="keyword">static_cast<</span>T<span class="keyword">></span>(6) - static_cast<T>(15)) + static_cast<T>(10));</div> | |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div> | |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> | |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div> | |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  GLM_FUNC_QUALIFIER vec<4, T, Q> fade(vec<4, T, Q> <span class="keyword">const</span>& t)</div> | |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  {</div> | |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> (t * t * t) * (t * (t * <span class="keyword">static_cast<</span>T<span class="keyword">></span>(6) - static_cast<T>(15)) + static_cast<T>(10));</div> | |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div> | |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }<span class="comment">//namespace detail</span></div> | |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }<span class="comment">//namespace glm</span></div> | |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> | |
| <div class="ttc" id="a00241_html_gaa9d0742639e85b29c7c5de11cfd6840d"><div class="ttname"><a href="a00241.html#gaa9d0742639e85b29c7c5de11cfd6840d">glm::floor</a></div><div class="ttdeci">GLM_FUNC_DECL vec< L, T, Q > floor(vec< L, T, Q > const &x)</div><div class="ttdoc">Returns a value equal to the nearest integer that is less then or equal to x. </div></div> | |
| <div class="ttc" id="a00236_html"><div class="ttname"><a href="a00236.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00015_source.html#l00020">common.hpp:20</a></div></div> | |
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