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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>Gamedev Framework (gf): Noise.h Source File</title>
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<div id="projectname">Gamedev Framework (gf)<span id="projectnumber"> 0.21.0</span>
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<div id="projectbrief">A C++17 framework for 2D games</div>
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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_6d069d519ae9d12fa11dd8e685586b60.html">gf</a></li> </ul>
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<div class="headertitle"><div class="title">Noise.h</div></div>
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<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * Gamedev Framework (gf)</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * Copyright (C) 2016-2021 Julien Bernard</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> *</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * This software is provided 'as-is', without any express or implied</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * warranty. In no event will the authors be held liable for any damages</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * arising from the use of this software.</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * Permission is granted to anyone to use this software for any purpose,</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * including commercial applications, and to alter it and redistribute it</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * freely, subject to the following restrictions:</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> *</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> * 1. The origin of this software must not be misrepresented; you must not</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> * claim that you wrote the original software. If you use this software</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * in a product, an acknowledgment in the product documentation would be</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * appreciated but is not required.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> * 2. Altered source versions must be plainly marked as such, and must not be</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> * misrepresented as being the original software.</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment"> * 3. This notice may not be removed or altered from any source distribution.</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="comment"> */</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#ifndef GF_NOISE_H</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#define GF_NOISE_H</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include "CoreApi.h"</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacegf.html">gf</a> {</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">inline</span> <span class="keyword">namespace </span>v1 {</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"><a class="line" href="classgf_1_1_noise2_d.html"> 35</a></span> <span class="keyword">class </span>GF_CORE_API <a class="code hl_class" href="classgf_1_1_noise2_d.html">Noise2D</a> {</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"><a class="line" href="classgf_1_1_noise2_d.html#a481848cc8f63e53fbb8c6637f0895c80"> 40</a></span> <span class="keyword">virtual</span> <a class="code hl_function" href="classgf_1_1_noise2_d.html#a481848cc8f63e53fbb8c6637f0895c80">~Noise2D</a>();</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="classgf_1_1_noise2_d.html#a53991824bca9e9eeb36f4beabcae2b9e"> 49</a></span> <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code hl_function" href="classgf_1_1_noise2_d.html#a53991824bca9e9eeb36f4beabcae2b9e">getValue</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y) = 0;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"><a class="line" href="classgf_1_1_noise2_d.html#aa69393d0a36cb09eccbbca6c76a0abb9"> 60</a></span> <span class="keywordtype">double</span> <a class="code hl_function" href="classgf_1_1_noise2_d.html#aa69393d0a36cb09eccbbca6c76a0abb9">operator()</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y) {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">return</span> getValue(x, y);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> }</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> };</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="classgf_1_1_noise3_d.html"> 71</a></span> <span class="keyword">class </span>GF_CORE_API <a class="code hl_class" href="classgf_1_1_noise3_d.html">Noise3D</a> {</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="classgf_1_1_noise3_d.html#a897756696eb9a89cc40653b45ab26da0"> 76</a></span> <span class="keyword">virtual</span> <a class="code hl_function" href="classgf_1_1_noise3_d.html#a897756696eb9a89cc40653b45ab26da0">~Noise3D</a>();</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"><a class="line" href="classgf_1_1_noise3_d.html#a7d0cb75f5b0291320736b7b47d9ba07f"> 86</a></span> <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code hl_function" href="classgf_1_1_noise3_d.html#a7d0cb75f5b0291320736b7b47d9ba07f">getValue</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z) = 0;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="classgf_1_1_noise3_d.html#a81fd7ddb9c456ef2325a3703a9116827"> 96</a></span> <span class="keywordtype">double</span> <a class="code hl_function" href="classgf_1_1_noise3_d.html#a81fd7ddb9c456ef2325a3703a9116827">operator()</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z) {</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">return</span> getValue(x, y, z);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> };</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span>}</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span>}</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span><span class="preprocessor">#endif </span><span class="comment">// GF_NOISE_H</span></div>
<div class="ttc" id="aclassgf_1_1_noise2_d_html"><div class="ttname"><a href="classgf_1_1_noise2_d.html">gf::Noise2D</a></div><div class="ttdoc">2D A noise function</div><div class="ttdef"><b>Definition:</b> Noise.h:35</div></div>
<div class="ttc" id="aclassgf_1_1_noise2_d_html_a481848cc8f63e53fbb8c6637f0895c80"><div class="ttname"><a href="classgf_1_1_noise2_d.html#a481848cc8f63e53fbb8c6637f0895c80">gf::Noise2D::~Noise2D</a></div><div class="ttdeci">virtual ~Noise2D()</div><div class="ttdoc">Virtual destructor.</div></div>
<div class="ttc" id="aclassgf_1_1_noise2_d_html_a53991824bca9e9eeb36f4beabcae2b9e"><div class="ttname"><a href="classgf_1_1_noise2_d.html#a53991824bca9e9eeb36f4beabcae2b9e">gf::Noise2D::getValue</a></div><div class="ttdeci">virtual double getValue(double x, double y)=0</div><div class="ttdoc">Take a 2D noise value.</div></div>
<div class="ttc" id="aclassgf_1_1_noise2_d_html_aa69393d0a36cb09eccbbca6c76a0abb9"><div class="ttname"><a href="classgf_1_1_noise2_d.html#aa69393d0a36cb09eccbbca6c76a0abb9">gf::Noise2D::operator()</a></div><div class="ttdeci">double operator()(double x, double y)</div><div class="ttdoc">Take a 2D noise value.</div><div class="ttdef"><b>Definition:</b> Noise.h:60</div></div>
<div class="ttc" id="aclassgf_1_1_noise3_d_html"><div class="ttname"><a href="classgf_1_1_noise3_d.html">gf::Noise3D</a></div><div class="ttdoc">3D A noise function</div><div class="ttdef"><b>Definition:</b> Noise.h:71</div></div>
<div class="ttc" id="aclassgf_1_1_noise3_d_html_a7d0cb75f5b0291320736b7b47d9ba07f"><div class="ttname"><a href="classgf_1_1_noise3_d.html#a7d0cb75f5b0291320736b7b47d9ba07f">gf::Noise3D::getValue</a></div><div class="ttdeci">virtual double getValue(double x, double y, double z)=0</div><div class="ttdoc">Take a 3D noise value.</div></div>
<div class="ttc" id="aclassgf_1_1_noise3_d_html_a81fd7ddb9c456ef2325a3703a9116827"><div class="ttname"><a href="classgf_1_1_noise3_d.html#a81fd7ddb9c456ef2325a3703a9116827">gf::Noise3D::operator()</a></div><div class="ttdeci">double operator()(double x, double y, double z)</div><div class="ttdoc">Take a 3D noise value.</div><div class="ttdef"><b>Definition:</b> Noise.h:96</div></div>
<div class="ttc" id="aclassgf_1_1_noise3_d_html_a897756696eb9a89cc40653b45ab26da0"><div class="ttname"><a href="classgf_1_1_noise3_d.html#a897756696eb9a89cc40653b45ab26da0">gf::Noise3D::~Noise3D</a></div><div class="ttdeci">virtual ~Noise3D()</div><div class="ttdoc">Virtual destructor.</div></div>
<div class="ttc" id="anamespacegf_html"><div class="ttname"><a href="namespacegf.html">gf</a></div><div class="ttdoc">The namespace for gf classes.</div><div class="ttdef"><b>Definition:</b> Action.h:35</div></div>
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