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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_0103a8ad82dcc2c51f5cde661b4b5cb7.html">xrpl</a></li><li class="navelem"><a class="el" href="dir_8d04e3c0b58cad28d7755ed462d1b6c0.html">protocol</a></li> </ul>
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<div class="headertitle"><div class="title">QualityFunction.h</div></div>
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<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">/*</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Copyright (c) 2023 Ripple Labs Inc.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"></span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">*/</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment">//==============================================================================</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#ifndef XRPL_PROTOCOL_QUALITYFUNCTION_H_INCLUDED</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#define XRPL_PROTOCOL_QUALITYFUNCTION_H_INCLUDED</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;xrpl/basics/Number.h&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &lt;xrpl/protocol/AMMCore.h&gt;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &lt;xrpl/protocol/Quality.h&gt;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="foldopen" id="foldopen00039" data-start="{" data-end="};">
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html"> 39</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1QualityFunction.html">QualityFunction</a></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span>{</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// slope</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#a8f7acaac0d3f24deda88254203d11984"> 43</a></span> <a class="code hl_class" href="classripple_1_1Number.html">Number</a> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a8f7acaac0d3f24deda88254203d11984">m_</a>;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// intercept</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#a53f281d3cd2bc54f2e7f7ad9e8eaee08"> 45</a></span> <a class="code hl_class" href="classripple_1_1Number.html">Number</a> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a53f281d3cd2bc54f2e7f7ad9e8eaee08">b_</a>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// seated if QF is for CLOB offer.</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#a9a0953a198324da77958230e8adbf782"> 47</a></span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;Quality&gt;</a> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a9a0953a198324da77958230e8adbf782">quality_</a>;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00050" data-start="{" data-end="};">
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"><a class="line" href="structripple_1_1QualityFunction_1_1AMMTag.html"> 50</a></span> <span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1QualityFunction_1_1AMMTag.html">AMMTag</a></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> {</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> };</div>
</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="comment">// AMMOffer for multi-path is like CLOB, i.e. the offer size</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// changes proportionally to its quality.</span></div>
<div class="foldopen" id="foldopen00055" data-start="{" data-end="};">
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="structripple_1_1QualityFunction_1_1CLOBLikeTag.html"> 55</a></span> <span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1QualityFunction_1_1CLOBLikeTag.html">CLOBLikeTag</a></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> };</div>
</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <a class="code hl_class" href="classripple_1_1QualityFunction.html">QualityFunction</a>(Quality <span class="keyword">const</span>&amp; <a class="code hl_function" href="classripple_1_1QualityFunction.html#a50ca81cd33877c37fc89c99bef224f8e">quality</a>, <a class="code hl_struct" href="structripple_1_1QualityFunction_1_1CLOBLikeTag.html">CLOBLikeTag</a>);</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> TIn, <span class="keyword">typename</span> TOut&gt;</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <a class="code hl_class" href="classripple_1_1QualityFunction.html">QualityFunction</a>(</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> TAmounts&lt;TIn, TOut&gt; <span class="keyword">const</span>&amp; amounts,</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> tfee,</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_struct" href="structripple_1_1QualityFunction_1_1AMMTag.html">AMMTag</a>);</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <a class="code hl_function" href="classripple_1_1QualityFunction.html#a28c3d3568895b2d298d63e7eee762f9c">combine</a>(<a class="code hl_class" href="classripple_1_1QualityFunction.html">QualityFunction</a> <span class="keyword">const</span>&amp; qf);</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;Number&gt;</a></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <a class="code hl_function" href="classripple_1_1QualityFunction.html#a48da83ac9d139706dcfaede652659acf">outFromAvgQ</a>(Quality <span class="keyword">const</span>&amp; <a class="code hl_function" href="classripple_1_1QualityFunction.html#a50ca81cd33877c37fc89c99bef224f8e">quality</a>);</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00080" data-start="{" data-end="}">
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#a8a6f3553933868eb461533bac1e3f38c"> 80</a></span> <a class="code hl_function" href="classripple_1_1QualityFunction.html#a8a6f3553933868eb461533bac1e3f38c">isConst</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a9a0953a198324da77958230e8adbf782">quality_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/optional/operator_bool.html">has_value</a>();</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;Quality&gt;</a> <span class="keyword">const</span>&amp;</div>
<div class="foldopen" id="foldopen00086" data-start="{" data-end="}">
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#a50ca81cd33877c37fc89c99bef224f8e"> 86</a></span> <a class="code hl_function" href="classripple_1_1QualityFunction.html#a50ca81cd33877c37fc89c99bef224f8e">quality</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a9a0953a198324da77958230e8adbf782">quality_</a>;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> }</div>
</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span>};</div>
</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> TIn, <span class="keyword">typename</span> TOut&gt;</div>
<div class="foldopen" id="foldopen00093" data-start="{" data-end="}">
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"><a class="line" href="classripple_1_1QualityFunction.html#ae0d816120fb0edd3bb1182e12ed4742b"> 93</a></span><a class="code hl_function" href="classripple_1_1QualityFunction.html#a1181f04a9151e95b9623d0bb6f46112f">QualityFunction::QualityFunction</a>(</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> TAmounts&lt;TIn, TOut&gt; <span class="keyword">const</span>&amp; amounts,</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> tfee,</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <a class="code hl_struct" href="structripple_1_1QualityFunction_1_1AMMTag.html">QualityFunction::AMMTag</a>)</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span>{</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">if</span> (amounts.in &lt;= beast::zero || amounts.out &lt;= beast::zero)</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> Throw&lt;std::runtime_error&gt;(<span class="stringliteral">&quot;QualityFunction amounts are 0.&quot;</span>);</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_class" href="classripple_1_1Number.html">Number</a> <span class="keyword">const</span> cfee = <a class="code hl_function" href="namespaceripple.html#a7894756905fee556c1541cd1de1f697a">feeMult</a>(tfee);</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a8f7acaac0d3f24deda88254203d11984">m_</a> = -cfee / amounts.in;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_variable" href="classripple_1_1QualityFunction.html#a53f281d3cd2bc54f2e7f7ad9e8eaee08">b_</a> = amounts.out * cfee / amounts.in;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span>}</div>
</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span>} <span class="comment">// namespace ripple</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="preprocessor">#endif </span><span class="comment">// XRPL_PROTOCOL_QUALITYFUNCTION_H_INCLUDED</span></div>
<div class="ttc" id="aclassripple_1_1Number_html"><div class="ttname"><a href="classripple_1_1Number.html">ripple::Number</a></div><div class="ttdef"><b>Definition</b> <a href="Number_8h_source.html#l00035">Number.h:36</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html"><div class="ttname"><a href="classripple_1_1QualityFunction.html">ripple::QualityFunction</a></div><div class="ttdoc">Average quality of a path as a function of out: q(out) = m * out + b, where m = -1 / poolGets,...</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00039">QualityFunction.h:40</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a1181f04a9151e95b9623d0bb6f46112f"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a1181f04a9151e95b9623d0bb6f46112f">ripple::QualityFunction::QualityFunction</a></div><div class="ttdeci">QualityFunction(Quality const &amp;quality, CLOBLikeTag)</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8cpp_source.html#l00031">QualityFunction.cpp:31</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a28c3d3568895b2d298d63e7eee762f9c"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a28c3d3568895b2d298d63e7eee762f9c">ripple::QualityFunction::combine</a></div><div class="ttdeci">void combine(QualityFunction const &amp;qf)</div><div class="ttdoc">Combines QF with the next step QF.</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8cpp_source.html#l00042">QualityFunction.cpp:42</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a48da83ac9d139706dcfaede652659acf"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a48da83ac9d139706dcfaede652659acf">ripple::QualityFunction::outFromAvgQ</a></div><div class="ttdeci">std::optional&lt; Number &gt; outFromAvgQ(Quality const &amp;quality)</div><div class="ttdoc">Find output to produce the requested average quality.</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8cpp_source.html#l00051">QualityFunction.cpp:51</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a50ca81cd33877c37fc89c99bef224f8e"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a50ca81cd33877c37fc89c99bef224f8e">ripple::QualityFunction::quality</a></div><div class="ttdeci">std::optional&lt; Quality &gt; const &amp; quality() const</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00086">QualityFunction.h:86</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a53f281d3cd2bc54f2e7f7ad9e8eaee08"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a53f281d3cd2bc54f2e7f7ad9e8eaee08">ripple::QualityFunction::b_</a></div><div class="ttdeci">Number b_</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00045">QualityFunction.h:45</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a8a6f3553933868eb461533bac1e3f38c"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a8a6f3553933868eb461533bac1e3f38c">ripple::QualityFunction::isConst</a></div><div class="ttdeci">bool isConst() const</div><div class="ttdoc">Return true if the quality function is constant.</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00080">QualityFunction.h:80</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a8f7acaac0d3f24deda88254203d11984"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a8f7acaac0d3f24deda88254203d11984">ripple::QualityFunction::m_</a></div><div class="ttdeci">Number m_</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00043">QualityFunction.h:43</a></div></div>
<div class="ttc" id="aclassripple_1_1QualityFunction_html_a9a0953a198324da77958230e8adbf782"><div class="ttname"><a href="classripple_1_1QualityFunction.html#a9a0953a198324da77958230e8adbf782">ripple::QualityFunction::quality_</a></div><div class="ttdeci">std::optional&lt; Quality &gt; quality_</div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00047">QualityFunction.h:47</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition</b> <a href="algorithm_8h_source.html#l00025">algorithm.h:25</a></div></div>
<div class="ttc" id="anamespaceripple_html_a7894756905fee556c1541cd1de1f697a"><div class="ttname"><a href="namespaceripple.html#a7894756905fee556c1541cd1de1f697a">ripple::feeMult</a></div><div class="ttdeci">Number feeMult(std::uint16_t tfee)</div><div class="ttdoc">Get fee multiplier (1 - tfee) @tfee trading fee in basis points.</div><div class="ttdef"><b>Definition</b> <a href="AMMCore_8h_source.html#l00110">AMMCore.h:110</a></div></div>
<div class="ttc" id="aoperator_bool_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/optional/operator_bool.html">std::optional::has_value</a></div><div class="ttdeci">T has_value(T... args)</div></div>
<div class="ttc" id="aoptional_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a></div></div>
<div class="ttc" id="astructripple_1_1QualityFunction_1_1AMMTag_html"><div class="ttname"><a href="structripple_1_1QualityFunction_1_1AMMTag.html">ripple::QualityFunction::AMMTag</a></div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00050">QualityFunction.h:51</a></div></div>
<div class="ttc" id="astructripple_1_1QualityFunction_1_1CLOBLikeTag_html"><div class="ttname"><a href="structripple_1_1QualityFunction_1_1CLOBLikeTag.html">ripple::QualityFunction::CLOBLikeTag</a></div><div class="ttdef"><b>Definition</b> <a href="QualityFunction_8h_source.html#l00055">QualityFunction.h:56</a></div></div>
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