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<a href="math_8h.html">Go to the documentation of this file.</a><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"></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Olive - Non-Linear Video Editor</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Copyright (C) 2019 Olive Team</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> This program is free software: you can redistribute it and/or modify</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> the Free Software Foundation, either version 3 of the License, or</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> (at your option) any later version.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> This program is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> GNU General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> along with this program. If not, see <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">***/</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#ifndef MATH_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define MATH_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="keywordtype">int</span> <a class="code" href="math_8h.html#ab4e8555208aaea8c4ebc24a218c8b49f">lerp</a>(<span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b, <span class="keywordtype">double</span> t);</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keywordtype">float</span> <a class="code" href="math_8h.html#a4bcd65d2c793e0b16e8b27952720651c">float_lerp</a>(<span class="keywordtype">float</span> a, <span class="keywordtype">float</span> b, <span class="keywordtype">float</span> t);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a0b582a531934027dee1432501f46e9c6">double_lerp</a>(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> t);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#ae051349b6eb88f63a351588a683baeb4">quad_from_t</a>(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> c, <span class="keywordtype">double</span> t);</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a596112ef6fe411ef36a171ecca86d0fc">quad_t_from_x</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> c);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a82165838a908dade39e06e9c70c235e5">cubic_from_t</a>(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> c, <span class="keywordtype">double</span> d, <span class="keywordtype">double</span> t);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a7e5546520c6da2a0bae7cde9e658e310">cubic_t_from_x</a>(<span class="keywordtype">double</span> x_target, <span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> c, <span class="keywordtype">double</span> d);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a7df4248ab22ddea7450612ed0bcaa32a">solveCubicBezier</a>(<span class="keywordtype">double</span> p0, <span class="keywordtype">double</span> p1, <span class="keywordtype">double</span> p2, <span class="keywordtype">double</span> p3, <span class="keywordtype">double</span> x);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// decibel conversion functions</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#a3207c6f1d10730cb7947383ef81e54be">amplitude_to_db</a>(<span class="keywordtype">double</span> amplitude);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keywordtype">double</span> <a class="code" href="math_8h.html#afcdc3965d2e6901c806ad9a28f31728d">db_to_amplitude</a>(<span class="keywordtype">double</span> db);</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> <span class="preprocessor">#endif // MATH_H</span></div><div class="ttc" id="math_8h_html_ab4e8555208aaea8c4ebc24a218c8b49f"><div class="ttname"><a href="math_8h.html#ab4e8555208aaea8c4ebc24a218c8b49f">lerp</a></div><div class="ttdeci">int lerp(int a, int b, double t)</div><div class="ttdef"><b>Definition:</b> math.cpp:28</div></div>
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<div class="ttc" id="math_8h_html_a82165838a908dade39e06e9c70c235e5"><div class="ttname"><a href="math_8h.html#a82165838a908dade39e06e9c70c235e5">cubic_from_t</a></div><div class="ttdeci">double cubic_from_t(double a, double b, double c, double d, double t)</div><div class="ttdef"><b>Definition:</b> math.cpp:49</div></div>
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<div class="ttc" id="math_8h_html_ae051349b6eb88f63a351588a683baeb4"><div class="ttname"><a href="math_8h.html#ae051349b6eb88f63a351588a683baeb4">quad_from_t</a></div><div class="ttdeci">double quad_from_t(double a, double b, double c, double t)</div><div class="ttdef"><b>Definition:</b> math.cpp:40</div></div>
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<div class="ttc" id="math_8h_html_a4bcd65d2c793e0b16e8b27952720651c"><div class="ttname"><a href="math_8h.html#a4bcd65d2c793e0b16e8b27952720651c">float_lerp</a></div><div class="ttdeci">float float_lerp(float a, float b, float t)</div><div class="ttdef"><b>Definition:</b> math.cpp:32</div></div>
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<div class="ttc" id="math_8h_html_a0b582a531934027dee1432501f46e9c6"><div class="ttname"><a href="math_8h.html#a0b582a531934027dee1432501f46e9c6">double_lerp</a></div><div class="ttdeci">double double_lerp(double a, double b, double t)</div><div class="ttdef"><b>Definition:</b> math.cpp:36</div></div>
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<div class="ttc" id="math_8h_html_a596112ef6fe411ef36a171ecca86d0fc"><div class="ttname"><a href="math_8h.html#a596112ef6fe411ef36a171ecca86d0fc">quad_t_from_x</a></div><div class="ttdeci">double quad_t_from_x(double x, double a, double b, double c)</div><div class="ttdef"><b>Definition:</b> math.cpp:44</div></div>
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<div class="ttc" id="math_8h_html_afcdc3965d2e6901c806ad9a28f31728d"><div class="ttname"><a href="math_8h.html#afcdc3965d2e6901c806ad9a28f31728d">db_to_amplitude</a></div><div class="ttdeci">double db_to_amplitude(double db)</div><div class="ttdef"><b>Definition:</b> math.cpp:80</div></div>
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<div class="ttc" id="math_8h_html_a7df4248ab22ddea7450612ed0bcaa32a"><div class="ttname"><a href="math_8h.html#a7df4248ab22ddea7450612ed0bcaa32a">solveCubicBezier</a></div><div class="ttdeci">double solveCubicBezier(double p0, double p1, double p2, double p3, double x)</div></div>
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<div class="ttc" id="math_8h_html_a7e5546520c6da2a0bae7cde9e658e310"><div class="ttname"><a href="math_8h.html#a7e5546520c6da2a0bae7cde9e658e310">cubic_t_from_x</a></div><div class="ttdeci">double cubic_t_from_x(double x_target, double a, double b, double c, double d)</div><div class="ttdef"><b>Definition:</b> math.cpp:53</div></div>
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<div class="ttc" id="math_8h_html_a3207c6f1d10730cb7947383ef81e54be"><div class="ttname"><a href="math_8h.html#a3207c6f1d10730cb7947383ef81e54be">amplitude_to_db</a></div><div class="ttdeci">double amplitude_to_db(double amplitude)</div><div class="ttdef"><b>Definition:</b> math.cpp:76</div></div>
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