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<div id="projectname">Gamedev Framework (gf)
 <span id="projectnumber">0.11.0</span>
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<div id="projectbrief">A C++14 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="title">Curves.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Gamedev Framework (gf)</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 2016-2018 Julien Bernard</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div><div class="line"><a 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 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 name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * arising from the use of this software.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div><div class="line"><a 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 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 name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * freely, subject to the following restrictions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div><div class="line"><a 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 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 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 name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * appreciated but is not required.</span></div><div class="line"><a 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 name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * misrepresented as being the original software.</span></div><div class="line"><a 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 name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#ifndef GF_CURVES_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define GF_CURVES_H</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <vector></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="preprocessor">#include "Curve.h"</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "Portability.h"</span></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="keyword">namespace </span><a class="code" href="namespacegf.html">gf</a> {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">inline</span> <span class="keyword">namespace </span>v1 {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="classgf_1_1_line.html"> 39</a></span>  <span class="keyword">class </span>GF_API <a class="code" href="classgf_1_1_line.html">Line</a> : <span class="keyword">public</span> <a class="code" href="classgf_1_1_curve.html">Curve</a> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="classgf_1_1_line.html">Line</a>(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1);</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>  <span class="keyword">virtual</span> std::size_t getPointCount() <span class="keyword">const override</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">virtual</span> <a class="code" href="structgf_1_1_vector.html">Vector2f</a> getPoint(std::size_t index) <span class="keyword">const override</span>;</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="keyword">private</span>:</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  };</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classgf_1_1_quadratic_bezier_curve.html"> 63</a></span>  <span class="keyword">class </span>GF_API <a class="code" href="classgf_1_1_quadratic_bezier_curve.html">QuadraticBezierCurve</a> : <span class="keyword">public</span> <a class="code" href="classgf_1_1_curve.html">Curve</a> {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="classgf_1_1_quadratic_bezier_curve.html">QuadraticBezierCurve</a>(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p2, std::size_t pointCount = 20);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">virtual</span> std::size_t getPointCount() <span class="keyword">const override</span>;</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="keyword">virtual</span> <a class="code" href="structgf_1_1_vector.html">Vector2f</a> getPoint(std::size_t index) <span class="keyword">const override</span>;</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="keyword">private</span>:</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  std::size_t m_pointCount;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p2;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  };</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classgf_1_1_cubic_bezier_curve.html"> 91</a></span>  <span class="keyword">class </span>GF_API <a class="code" href="classgf_1_1_cubic_bezier_curve.html">CubicBezierCurve</a> : <span class="keyword">public</span> <a class="code" href="classgf_1_1_curve.html">Curve</a> {</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="classgf_1_1_cubic_bezier_curve.html">CubicBezierCurve</a>(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p0, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p2, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p3, std::size_t pointCount = 30);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">virtual</span> std::size_t getPointCount() <span class="keyword">const override</span>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">virtual</span> <a class="code" href="structgf_1_1_vector.html">Vector2f</a> getPoint(std::size_t index) <span class="keyword">const override</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  std::size_t m_pointCount;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p0;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p1;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p2;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="structgf_1_1_vector.html">Vector2f</a> m_p3;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  };</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classgf_1_1_compound_curve.html"> 122</a></span>  <span class="keyword">class </span>GF_API <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a> : <span class="keyword">public</span> <a class="code" href="classgf_1_1_curve.html">Curve</a> {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> origin = <a class="code" href="group__core.html#ga6036002b111f9c4216809da953818625">Vector2f</a>(0, 0));</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& setOrigin(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> origin);</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& lineTo(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& quadraticCurveTo(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p2, std::size_t pointCount = 20);</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& cubicCurveTo(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> p1, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p2, <a class="code" href="structgf_1_1_vector.html">Vector2f</a> p3, std::size_t pointCount = 30);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">void</span> close();</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="classgf_1_1_compound_curve.html">CompoundCurve</a>& clear(<a class="code" href="structgf_1_1_vector.html">Vector2f</a> origin = <a class="code" href="group__core.html#ga6036002b111f9c4216809da953818625">Vector2f</a>(0, 0));</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">virtual</span> std::size_t getPointCount() <span class="keyword">const override</span>;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">virtual</span> <a class="code" href="structgf_1_1_vector.html">Vector2f</a> getPoint(std::size_t index) <span class="keyword">const override</span>;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  std::vector<Vector2f> m_points;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  };</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> }</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#endif // GF_CURVES_H</span></div><div class="ttc" id="classgf_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:122</div></div>
<div class="ttc" id="classgf_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:39</div></div>
<div class="ttc" id="classgf_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:63</div></div>
<div class="ttc" id="classgf_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="group__core_html_ga6036002b111f9c4216809da953818625"><div class="ttname"><a href="group__core.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:1107</div></div>
<div class="ttc" id="namespacegf_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>
<div class="ttc" id="classgf_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:91</div></div>
<div class="ttc" id="structgf_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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