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<div id="projectname">Gamedev Framework (gf)
 <span id="projectnumber">0.15.0</span>
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<div id="projectbrief">A C++14 framework for 2D games</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) 2016-2019 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_EASINGS_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define GF_EASINGS_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 <cmath></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 "Math.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="l00048"></a><span class="lineno"><a class="line" href="group__core.html#ga956e20c5e2e9435c5c40dda37f672f32"> 48</a></span>  <span class="keyword">using</span> <a class="code" href="group__core.html#ga956e20c5e2e9435c5c40dda37f672f32">Easing</a> = float (*)(float);</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> </div><div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="classgf_1_1_ease.html"> 236</a></span>  <span class="keyword">class </span>GF_API <a class="code" href="classgf_1_1_ease.html">Ease</a> {</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> linear(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> smooth(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> smoother(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quadIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quadOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quadInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quadOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> cubicIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> cubicOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> cubicInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> cubicOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quartIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quartOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quartInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quartOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quintIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quintOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quintInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> quintOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> circIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> circOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> circInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> circOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> sineIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> sineOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> sineInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> </div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> sineOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> backIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> backOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> backInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> backOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> bounceIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> bounceOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> bounceInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> bounceOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> elasticIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> elasticOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> elasticInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> elasticOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> expoIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> expoOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> expoInOut(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keyword">static</span> <span class="keywordtype">float</span> expoOutIn(<span class="keywordtype">float</span> t);</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> </div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="classgf_1_1_ease.html">Ease</a>() = <span class="keyword">delete</span>;</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  };</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> }</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> }</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="preprocessor">#endif // GF_EASINGS_H</span></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_ease_html"><div class="ttname"><a href="classgf_1_1_ease.html">gf::Ease</a></div><div class="ttdoc">Predefined easing functions. </div><div class="ttdef"><b>Definition:</b> Easings.h:236</div></div>
<div class="ttc" id="group__core_html_ga956e20c5e2e9435c5c40dda37f672f32"><div class="ttname"><a href="group__core.html#ga956e20c5e2e9435c5c40dda37f672f32">gf::Easing</a></div><div class="ttdeci">float(*)(float) Easing</div><div class="ttdoc">An easing function. </div><div class="ttdef"><b>Definition:</b> Easings.h:48</div></div>
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