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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): Curves.h Source File</title>
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<div id="projectname">Gamedev Framework (gf)<span id="projectnumber"> 0.22.0</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">Curves.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) 2016-2022 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_CURVES_H</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#define GF_CURVES_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 <vector></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="preprocessor">#include "Curve.h"</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "GraphicsApi.h"</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "Polyline.h"</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacegf.html">gf</a> {</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="keyword">inline</span> <span class="keyword">namespace </span>v1 {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="classgf_1_1_line.html"> 41</a></span> <span class="keyword">class </span>GF_GRAPHICS_API <a class="code hl_class" href="classgf_1_1_line.html">Line</a> : <span class="keyword">public</span> <a class="code hl_class" href="classgf_1_1_curve.html">Curve</a> {</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="classgf_1_1_line.html#a19894abaf1eaaec5d72bdb9d6e92a29f"> 49</a></span> <a class="code hl_function" href="classgf_1_1_line.html#a19894abaf1eaaec5d72bdb9d6e92a29f">Line</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1);</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"><a class="line" href="classgf_1_1_line.html#a06cd3bc092cf92080ac70a873ea120cd"> 51</a></span> std::size_t <a class="code hl_function" href="classgf_1_1_line.html#a06cd3bc092cf92080ac70a873ea120cd">getPointCount</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"><a class="line" href="classgf_1_1_line.html#aa355a0a18a439d8a2c8736b39ca44bbc"> 53</a></span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> <a class="code hl_function" href="classgf_1_1_line.html#aa355a0a18a439d8a2c8736b39ca44bbc">getPoint</a>(std::size_t index) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> };</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"><a class="line" href="classgf_1_1_quadratic_bezier_curve.html"> 66</a></span> <span class="keyword">class </span>GF_GRAPHICS_API <a class="code hl_class" href="classgf_1_1_quadratic_bezier_curve.html">QuadraticBezierCurve</a> : <span class="keyword">public</span> <a class="code hl_class" href="classgf_1_1_curve.html">Curve</a> {</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</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_quadratic_bezier_curve.html#ab66c654f015ae7bcf9901ffc3f9aa733"> 76</a></span> <a class="code hl_function" href="classgf_1_1_quadratic_bezier_curve.html#ab66c654f015ae7bcf9901ffc3f9aa733">QuadraticBezierCurve</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p2, std::size_t pointCount = 20);</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"><a class="line" href="classgf_1_1_quadratic_bezier_curve.html#abbc06a17dff82c19993d16935e2b9ff8"> 78</a></span> std::size_t <a class="code hl_function" href="classgf_1_1_quadratic_bezier_curve.html#abbc06a17dff82c19993d16935e2b9ff8">getPointCount</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"><a class="line" href="classgf_1_1_quadratic_bezier_curve.html#a1debfc0c57d13a74aa5ab595cd315846"> 80</a></span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> <a class="code hl_function" href="classgf_1_1_quadratic_bezier_curve.html#a1debfc0c57d13a74aa5ab595cd315846">getPoint</a>(std::size_t index) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> std::size_t m_pointCount;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p2;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> };</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"><a class="line" href="classgf_1_1_cubic_bezier_curve.html"> 95</a></span> <span class="keyword">class </span>GF_GRAPHICS_API <a class="code hl_class" href="classgf_1_1_cubic_bezier_curve.html">CubicBezierCurve</a> : <span class="keyword">public</span> <a class="code hl_class" href="classgf_1_1_curve.html">Curve</a> {</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"><a class="line" href="classgf_1_1_cubic_bezier_curve.html#a24a02c7af2c2160d4bc289be26f595c9"> 106</a></span> <a class="code hl_function" href="classgf_1_1_cubic_bezier_curve.html#a24a02c7af2c2160d4bc289be26f595c9">CubicBezierCurve</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p2, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p3, std::size_t pointCount = 30);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classgf_1_1_cubic_bezier_curve.html#a05ed7422c1a991b6a832ffb9b618c0f4"> 108</a></span> std::size_t <a class="code hl_function" href="classgf_1_1_cubic_bezier_curve.html#a05ed7422c1a991b6a832ffb9b618c0f4">getPointCount</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"><a class="line" href="classgf_1_1_cubic_bezier_curve.html#abc594012c9b8d3ea791a3051e5867bcd"> 110</a></span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> <a class="code hl_function" href="classgf_1_1_cubic_bezier_curve.html#abc594012c9b8d3ea791a3051e5867bcd">getPoint</a>(std::size_t index) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> std::size_t m_pointCount;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p2;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> m_p3;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> };</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html"> 126</a></span> <span class="keyword">class </span>GF_GRAPHICS_API <a class="code hl_class" href="classgf_1_1_spline_curve.html">SplineCurve</a> : <span class="keyword">public</span> <a class="code hl_class" href="classgf_1_1_curve.html">Curve</a> {</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053"> 137</a></span> <span class="keyword">enum</span> <a class="code hl_enumeration" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053">Type</a> {</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ad273c3e44228cbb300326c16277c8ebf"> 138</a></span> <a class="code hl_enumvalue" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ad273c3e44228cbb300326c16277c8ebf">Uniform</a>, </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053a2f4c8f3d938e5670201186a91ea7f0bd"> 139</a></span> <a class="code hl_enumvalue" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053a2f4c8f3d938e5670201186a91ea7f0bd">Chordal</a>, </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ae93a5f4e0d131b1151e6a5c1e13a7682"> 140</a></span> <a class="code hl_enumvalue" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ae93a5f4e0d131b1151e6a5c1e13a7682">Centripetal</a>, </div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> };</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#a4ed18b837c91085966d521b76fd5c572"> 149</a></span> <a class="code hl_function" href="classgf_1_1_spline_curve.html#a4ed18b837c91085966d521b76fd5c572">SplineCurve</a>(<a class="code hl_enumeration" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053">Type</a> type = Centripetal, std::size_t pointCount = 30);</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#a142ec8b0f10370d33c2977cfb2d3b22b"> 156</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classgf_1_1_spline_curve.html#a142ec8b0f10370d33c2977cfb2d3b22b">setControlPoints</a>(<span class="keyword">const</span> <a class="code hl_class" href="classgf_1_1_polyline.html">Polyline</a>& line);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#a9dd2683eaffa7a427ff8319a19e735e4"> 158</a></span> std::size_t <a class="code hl_function" href="classgf_1_1_spline_curve.html#a9dd2683eaffa7a427ff8319a19e735e4">getPointCount</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"><a class="line" href="classgf_1_1_spline_curve.html#a55667604d17916ce0e192d9d30bc3c6c"> 160</a></span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> <a class="code hl_function" href="classgf_1_1_spline_curve.html#a55667604d17916ce0e192d9d30bc3c6c">getPoint</a>(std::size_t index) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <a class="code hl_enumeration" href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053">Type</a> m_type;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> std::size_t m_pointCount;</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> std::vector<Vector2f> m_points;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> };</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html"> 175</a></span> <span class="keyword">class </span>GF_GRAPHICS_API <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a> : <span class="keyword">public</span> <a class="code hl_class" href="classgf_1_1_curve.html">Curve</a> {</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#aefa10b9b883610b29e5ffb4457e46ff9"> 182</a></span> <a class="code hl_function" href="classgf_1_1_compound_curve.html#aefa10b9b883610b29e5ffb4457e46ff9">CompoundCurve</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> origin = <a class="code hl_typedef" href="group__core__maths.html#ga6036002b111f9c4216809da953818625">Vector2f</a>(0, 0));</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#a43cb4c072ca6b317ad789c87872aff0f"> 190</a></span> <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& <a class="code hl_function" href="classgf_1_1_compound_curve.html#a43cb4c072ca6b317ad789c87872aff0f">setOrigin</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> origin);</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#adcf9f282b8ead80b5cb963122041f669"> 197</a></span> <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& <a class="code hl_function" href="classgf_1_1_compound_curve.html#adcf9f282b8ead80b5cb963122041f669">lineTo</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#abeb1f3fe65b6b7fd412eec5db1fe1a13"> 206</a></span> <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& <a class="code hl_function" href="classgf_1_1_compound_curve.html#abeb1f3fe65b6b7fd412eec5db1fe1a13">quadraticCurveTo</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p2, std::size_t pointCount = 20);</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#a980024f820237ed6676ce0fb56205e3f"> 216</a></span> <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& <a class="code hl_function" href="classgf_1_1_compound_curve.html#a980024f820237ed6676ce0fb56205e3f">cubicCurveTo</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p2, <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> p3, std::size_t pointCount = 30);</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#a5f88f4c96d02b85a7eab3c2a6648dfde"> 223</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classgf_1_1_compound_curve.html#a5f88f4c96d02b85a7eab3c2a6648dfde">close</a>();</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#ac19be767cd2d744af6c1c93212743a3d"> 232</a></span> <a class="code hl_class" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& <a class="code hl_function" href="classgf_1_1_compound_curve.html#ac19be767cd2d744af6c1c93212743a3d">clear</a>(<a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> origin = <a class="code hl_typedef" href="group__core__maths.html#ga6036002b111f9c4216809da953818625">Vector2f</a>(0, 0));</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#ad87be9045a362cf1926f8f33f6586209"> 234</a></span> std::size_t <a class="code hl_function" href="classgf_1_1_compound_curve.html#ad87be9045a362cf1926f8f33f6586209">getPointCount</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html#a8c407f3183dc5f572e84d93c59571332"> 236</a></span> <a class="code hl_class" href="structgf_1_1_vector.html">Vector2f</a> <a class="code hl_function" href="classgf_1_1_compound_curve.html#a8c407f3183dc5f572e84d93c59571332">getPoint</a>(std::size_t index) <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> std::vector<Vector2f> m_points;</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> };</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> </div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span><span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span>}</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span>}</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span><span class="preprocessor">#endif </span><span class="comment">// GF_CURVES_H</span></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html"><div class="ttname"><a href="classgf_1_1_compound_curve.html">gf::CompoundCurve</a></div><div class="ttdoc">A compound curve.</div><div class="ttdef"><b>Definition:</b> Curves.h:175</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_a43cb4c072ca6b317ad789c87872aff0f"><div class="ttname"><a href="classgf_1_1_compound_curve.html#a43cb4c072ca6b317ad789c87872aff0f">gf::CompoundCurve::setOrigin</a></div><div class="ttdeci">CompoundCurve & setOrigin(Vector2f origin)</div><div class="ttdoc">Set the first point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_a5f88f4c96d02b85a7eab3c2a6648dfde"><div class="ttname"><a href="classgf_1_1_compound_curve.html#a5f88f4c96d02b85a7eab3c2a6648dfde">gf::CompoundCurve::close</a></div><div class="ttdeci">void close()</div><div class="ttdoc">Close the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_a8c407f3183dc5f572e84d93c59571332"><div class="ttname"><a href="classgf_1_1_compound_curve.html#a8c407f3183dc5f572e84d93c59571332">gf::CompoundCurve::getPoint</a></div><div class="ttdeci">Vector2f getPoint(std::size_t index) const override</div><div class="ttdoc">Get a point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_a980024f820237ed6676ce0fb56205e3f"><div class="ttname"><a href="classgf_1_1_compound_curve.html#a980024f820237ed6676ce0fb56205e3f">gf::CompoundCurve::cubicCurveTo</a></div><div class="ttdeci">CompoundCurve & cubicCurveTo(Vector2f p1, Vector2f p2, Vector2f p3, std::size_t pointCount=30)</div><div class="ttdoc">Create a cubic Bézier curve from the last point to a new point.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_abeb1f3fe65b6b7fd412eec5db1fe1a13"><div class="ttname"><a href="classgf_1_1_compound_curve.html#abeb1f3fe65b6b7fd412eec5db1fe1a13">gf::CompoundCurve::quadraticCurveTo</a></div><div class="ttdeci">CompoundCurve & quadraticCurveTo(Vector2f p1, Vector2f p2, std::size_t pointCount=20)</div><div class="ttdoc">Create a quadratic Bézier curve from the last point to a new point.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_ac19be767cd2d744af6c1c93212743a3d"><div class="ttname"><a href="classgf_1_1_compound_curve.html#ac19be767cd2d744af6c1c93212743a3d">gf::CompoundCurve::clear</a></div><div class="ttdeci">CompoundCurve & clear(Vector2f origin=Vector2f(0, 0))</div><div class="ttdoc">Reset the curve to a new origin.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_ad87be9045a362cf1926f8f33f6586209"><div class="ttname"><a href="classgf_1_1_compound_curve.html#ad87be9045a362cf1926f8f33f6586209">gf::CompoundCurve::getPointCount</a></div><div class="ttdeci">std::size_t getPointCount() const override</div><div class="ttdoc">Get the total number of points of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_adcf9f282b8ead80b5cb963122041f669"><div class="ttname"><a href="classgf_1_1_compound_curve.html#adcf9f282b8ead80b5cb963122041f669">gf::CompoundCurve::lineTo</a></div><div class="ttdeci">CompoundCurve & lineTo(Vector2f p1)</div><div class="ttdoc">Create a line from the last point to a new point.</div></div>
<div class="ttc" id="aclassgf_1_1_compound_curve_html_aefa10b9b883610b29e5ffb4457e46ff9"><div class="ttname"><a href="classgf_1_1_compound_curve.html#aefa10b9b883610b29e5ffb4457e46ff9">gf::CompoundCurve::CompoundCurve</a></div><div class="ttdeci">CompoundCurve(Vector2f origin=Vector2f(0, 0))</div><div class="ttdoc">Constructor.</div></div>
<div class="ttc" id="aclassgf_1_1_cubic_bezier_curve_html"><div class="ttname"><a href="classgf_1_1_cubic_bezier_curve.html">gf::CubicBezierCurve</a></div><div class="ttdoc">A cubic Bézier curve.</div><div class="ttdef"><b>Definition:</b> Curves.h:95</div></div>
<div class="ttc" id="aclassgf_1_1_cubic_bezier_curve_html_a05ed7422c1a991b6a832ffb9b618c0f4"><div class="ttname"><a href="classgf_1_1_cubic_bezier_curve.html#a05ed7422c1a991b6a832ffb9b618c0f4">gf::CubicBezierCurve::getPointCount</a></div><div class="ttdeci">std::size_t getPointCount() const override</div><div class="ttdoc">Get the total number of points of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_cubic_bezier_curve_html_a24a02c7af2c2160d4bc289be26f595c9"><div class="ttname"><a href="classgf_1_1_cubic_bezier_curve.html#a24a02c7af2c2160d4bc289be26f595c9">gf::CubicBezierCurve::CubicBezierCurve</a></div><div class="ttdeci">CubicBezierCurve(Vector2f p0, Vector2f p1, Vector2f p2, Vector2f p3, std::size_t pointCount=30)</div><div class="ttdoc">Constructor.</div></div>
<div class="ttc" id="aclassgf_1_1_cubic_bezier_curve_html_abc594012c9b8d3ea791a3051e5867bcd"><div class="ttname"><a href="classgf_1_1_cubic_bezier_curve.html#abc594012c9b8d3ea791a3051e5867bcd">gf::CubicBezierCurve::getPoint</a></div><div class="ttdeci">Vector2f getPoint(std::size_t index) const override</div><div class="ttdoc">Get a point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_curve_html"><div class="ttname"><a href="classgf_1_1_curve.html">gf::Curve</a></div><div class="ttdoc">A curve is a one dimension object.</div><div class="ttdef"><b>Definition:</b> Curve.h:52</div></div>
<div class="ttc" id="aclassgf_1_1_line_html"><div class="ttname"><a href="classgf_1_1_line.html">gf::Line</a></div><div class="ttdoc">A line.</div><div class="ttdef"><b>Definition:</b> Curves.h:41</div></div>
<div class="ttc" id="aclassgf_1_1_line_html_a06cd3bc092cf92080ac70a873ea120cd"><div class="ttname"><a href="classgf_1_1_line.html#a06cd3bc092cf92080ac70a873ea120cd">gf::Line::getPointCount</a></div><div class="ttdeci">std::size_t getPointCount() const override</div><div class="ttdoc">Get the total number of points of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_line_html_a19894abaf1eaaec5d72bdb9d6e92a29f"><div class="ttname"><a href="classgf_1_1_line.html#a19894abaf1eaaec5d72bdb9d6e92a29f">gf::Line::Line</a></div><div class="ttdeci">Line(Vector2f p0, Vector2f p1)</div><div class="ttdoc">Constructor.</div></div>
<div class="ttc" id="aclassgf_1_1_line_html_aa355a0a18a439d8a2c8736b39ca44bbc"><div class="ttname"><a href="classgf_1_1_line.html#aa355a0a18a439d8a2c8736b39ca44bbc">gf::Line::getPoint</a></div><div class="ttdeci">Vector2f getPoint(std::size_t index) const override</div><div class="ttdoc">Get a point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_polyline_html"><div class="ttname"><a href="classgf_1_1_polyline.html">gf::Polyline</a></div><div class="ttdoc">A polyline.</div><div class="ttdef"><b>Definition:</b> Polyline.h:47</div></div>
<div class="ttc" id="aclassgf_1_1_quadratic_bezier_curve_html"><div class="ttname"><a href="classgf_1_1_quadratic_bezier_curve.html">gf::QuadraticBezierCurve</a></div><div class="ttdoc">A quadratic Bézier curve.</div><div class="ttdef"><b>Definition:</b> Curves.h:66</div></div>
<div class="ttc" id="aclassgf_1_1_quadratic_bezier_curve_html_a1debfc0c57d13a74aa5ab595cd315846"><div class="ttname"><a href="classgf_1_1_quadratic_bezier_curve.html#a1debfc0c57d13a74aa5ab595cd315846">gf::QuadraticBezierCurve::getPoint</a></div><div class="ttdeci">Vector2f getPoint(std::size_t index) const override</div><div class="ttdoc">Get a point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_quadratic_bezier_curve_html_ab66c654f015ae7bcf9901ffc3f9aa733"><div class="ttname"><a href="classgf_1_1_quadratic_bezier_curve.html#ab66c654f015ae7bcf9901ffc3f9aa733">gf::QuadraticBezierCurve::QuadraticBezierCurve</a></div><div class="ttdeci">QuadraticBezierCurve(Vector2f p0, Vector2f p1, Vector2f p2, std::size_t pointCount=20)</div><div class="ttdoc">Constructor.</div></div>
<div class="ttc" id="aclassgf_1_1_quadratic_bezier_curve_html_abbc06a17dff82c19993d16935e2b9ff8"><div class="ttname"><a href="classgf_1_1_quadratic_bezier_curve.html#abbc06a17dff82c19993d16935e2b9ff8">gf::QuadraticBezierCurve::getPointCount</a></div><div class="ttdeci">std::size_t getPointCount() const override</div><div class="ttdoc">Get the total number of points of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html"><div class="ttname"><a href="classgf_1_1_spline_curve.html">gf::SplineCurve</a></div><div class="ttdoc">A Catmull–Rom spline.</div><div class="ttdef"><b>Definition:</b> Curves.h:126</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_a142ec8b0f10370d33c2977cfb2d3b22b"><div class="ttname"><a href="classgf_1_1_spline_curve.html#a142ec8b0f10370d33c2977cfb2d3b22b">gf::SplineCurve::setControlPoints</a></div><div class="ttdeci">void setControlPoints(const Polyline &line)</div><div class="ttdoc">Set the control points of the spline.</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_a4ed18b837c91085966d521b76fd5c572"><div class="ttname"><a href="classgf_1_1_spline_curve.html#a4ed18b837c91085966d521b76fd5c572">gf::SplineCurve::SplineCurve</a></div><div class="ttdeci">SplineCurve(Type type=Centripetal, std::size_t pointCount=30)</div><div class="ttdoc">Constructor.</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_a55667604d17916ce0e192d9d30bc3c6c"><div class="ttname"><a href="classgf_1_1_spline_curve.html#a55667604d17916ce0e192d9d30bc3c6c">gf::SplineCurve::getPoint</a></div><div class="ttdeci">Vector2f getPoint(std::size_t index) const override</div><div class="ttdoc">Get a point of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_a9dd2683eaffa7a427ff8319a19e735e4"><div class="ttname"><a href="classgf_1_1_spline_curve.html#a9dd2683eaffa7a427ff8319a19e735e4">gf::SplineCurve::getPointCount</a></div><div class="ttdeci">std::size_t getPointCount() const override</div><div class="ttdoc">Get the total number of points of the curve.</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_ae3751b3a1efdbb4e172734b44b193053"><div class="ttname"><a href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053">gf::SplineCurve::Type</a></div><div class="ttdeci">Type</div><div class="ttdoc">The type of the spline.</div><div class="ttdef"><b>Definition:</b> Curves.h:137</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_ae3751b3a1efdbb4e172734b44b193053a2f4c8f3d938e5670201186a91ea7f0bd"><div class="ttname"><a href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053a2f4c8f3d938e5670201186a91ea7f0bd">gf::SplineCurve::Chordal</a></div><div class="ttdeci">@ Chordal</div><div class="ttdoc">A uniform spline ( )</div><div class="ttdef"><b>Definition:</b> Curves.h:139</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_ae3751b3a1efdbb4e172734b44b193053ad273c3e44228cbb300326c16277c8ebf"><div class="ttname"><a href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ad273c3e44228cbb300326c16277c8ebf">gf::SplineCurve::Uniform</a></div><div class="ttdeci">@ Uniform</div><div class="ttdoc">A uniform spline ( )</div><div class="ttdef"><b>Definition:</b> Curves.h:138</div></div>
<div class="ttc" id="aclassgf_1_1_spline_curve_html_ae3751b3a1efdbb4e172734b44b193053ae93a5f4e0d131b1151e6a5c1e13a7682"><div class="ttname"><a href="classgf_1_1_spline_curve.html#ae3751b3a1efdbb4e172734b44b193053ae93a5f4e0d131b1151e6a5c1e13a7682">gf::SplineCurve::Centripetal</a></div><div class="ttdeci">@ Centripetal</div><div class="ttdoc">A uniform spline ( )</div><div class="ttdef"><b>Definition:</b> Curves.h:140</div></div>
<div class="ttc" id="agroup__core__maths_html_ga6036002b111f9c4216809da953818625"><div class="ttname"><a href="group__core__maths.html#ga6036002b111f9c4216809da953818625">gf::Vector2f</a></div><div class="ttdeci">Vector< float, 2 > Vector2f</div><div class="ttdoc">A float vector with 2 components.</div><div class="ttdef"><b>Definition:</b> Vector.h:1117</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>
<div class="ttc" id="astructgf_1_1_vector_html"><div class="ttname"><a href="structgf_1_1_vector.html">gf::Vector< float, 2 ></a></div></div>
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