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| <div class="title">blend.hpp</div> </div> |
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| <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span>  </div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <cstdint></span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span>  </div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">namespace </span><a class="code" href="namespaceblit.html">blit</a> {</div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  <span class="keyword">struct </span>Surface;</div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  <span class="keyword">struct </span>Pen;</div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  <span class="comment">// blends the supplied pen onto a span of pixels in the destination surface</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  <span class="comment">// supports pen alpha, global alpha, and mask alpha where needed</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  <span class="keyword">using</span> PenBlendFunc = void(*)(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  <span class="comment">// blends the pixel data in the source surface onto a span of pixels in the</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="comment">// destination surface</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="comment">// supports source alpha, global alpha, and mask alpha where needed</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="keyword">using</span> BlitBlendFunc = void(*)(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="comment">// reads a pixel from the surface and converts it to a Pen</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keyword">using</span> PenGetFunc = Pen(*)(<span class="keyword">const</span> Surface* surf, uint32_t off);</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="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGBA(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGB(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGB565(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> P_P(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> M_M(<span class="keyword">const</span> Pen* pen, <span class="keyword">const</span> Surface* dest, uint32_t off, uint32_t cnt);</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGBA(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGB(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> RGBA_RGB565(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> P_P(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> M_M(<span class="keyword">const</span> Surface* src, uint32_t soff, <span class="keyword">const</span> Surface* dest, uint32_t doff, uint32_t cnt, int32_t src_step);</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>  Pen get_pen_rgb(<span class="keyword">const</span> Surface *surf, uint32_t offset);</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  Pen get_pen_rgba(<span class="keyword">const</span> Surface *surf, uint32_t offset);</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  Pen get_pen_p(<span class="keyword">const</span> Surface *surf, uint32_t offset);</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  Pen get_pen_m(<span class="keyword">const</span> Surface *surf, uint32_t offset);</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  Pen get_pen_rgb565(<span class="keyword">const</span> Surface *surf, uint32_t offset);</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> }</div> |
| <div class="ttc" id="anamespaceblit_html"><div class="ttname"><a href="namespaceblit.html">blit</a></div><div class="ttdef"><b>Definition:</b> audio.cpp:10</div></div> |
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