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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_66e9674e8206a335795995fa32a03c91.html">entt</a></li><li class="navelem"><a class="el" href="dir_de8f4e6ba3f54a2a21309f742e93a373.html">core</a></li> </ul>
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<div class="title">ident.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">#ifndef ENTT_CORE_IDENT_HPP</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define ENTT_CORE_IDENT_HPP</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>  </div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>  </div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <utility></span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "../config/config.h"</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "fwd.hpp"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "type_traits.hpp"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span><a class="code" href="namespaceentt.html">entt</a> {</div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">template</span><<span class="keyword">typename</span>... Types></div>
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<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classentt_1_1identifier.html"> 44</a></span> <span class="keyword">class </span><a class="code" href="classentt_1_1identifier.html">identifier</a> {</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Type, std::size_t... Index></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  [[nodiscard]] <span class="keyword">static</span> constexpr <a class="code" href="namespaceentt.html#a13e040e7b38a8f86d1ab2f096f37b627">id_type</a> get(std::index_sequence<Index...>) {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  static_assert(std::disjunction_v<std::is_same<Type, Types>...>, <span class="stringliteral">"Invalid type"</span>);</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> (0 + ... + (std::is_same_v<Type, <a class="code" href="namespaceentt.html#ac839c1a03dba2436791d0056d6d0d1b6">type_list_element_t</a><Index, <a class="code" href="structentt_1_1type__list.html">type_list</a><std::decay_t<Types>...>>> ? <a class="code" href="namespaceentt.html#a13e040e7b38a8f86d1ab2f096f37b627">id_type</a>{Index} : <a class="code" href="namespaceentt.html#a13e040e7b38a8f86d1ab2f096f37b627">id_type</a>{}));</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  </div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classentt_1_1identifier.html#a5ed0559dce16ea40707502274dba382b"> 53</a></span>  <span class="keyword">using</span> <a class="code" href="classentt_1_1identifier.html#a5ed0559dce16ea40707502274dba382b">identifier_type</a> = <a class="code" href="namespaceentt.html#a13e040e7b38a8f86d1ab2f096f37b627">id_type</a>;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classentt_1_1identifier.html#adb3aad553b8d57ef94581af39fc53178"> 57</a></span>  <span class="keyword">static</span> constexpr <a class="code" href="classentt_1_1identifier.html#a5ed0559dce16ea40707502274dba382b">identifier_type</a> <a class="code" href="classentt_1_1identifier.html#adb3aad553b8d57ef94581af39fc53178">type</a> = get<std::decay_t<Type>>(std::index_sequence_for<Types...>{});</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> };</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#endif</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="astructentt_1_1type__list_html"><div class="ttname"><a href="structentt_1_1type__list.html">entt::type_list</a></div><div class="ttdoc">A class to use to push around lists of types, nothing more.</div><div class="ttdef"><b>Definition:</b> <a href="core_2type__traits_8hpp_source.html#l00127">type_traits.hpp:127</a></div></div>
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<div class="ttc" id="aclassentt_1_1identifier_html_a5ed0559dce16ea40707502274dba382b"><div class="ttname"><a href="classentt_1_1identifier.html#a5ed0559dce16ea40707502274dba382b">entt::identifier::identifier_type</a></div><div class="ttdeci">id_type identifier_type</div><div class="ttdoc">Unsigned integer type.</div><div class="ttdef"><b>Definition:</b> <a href="ident_8hpp_source.html#l00053">ident.hpp:53</a></div></div>
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<div class="ttc" id="aclassentt_1_1identifier_html_adb3aad553b8d57ef94581af39fc53178"><div class="ttname"><a href="classentt_1_1identifier.html#adb3aad553b8d57ef94581af39fc53178">entt::identifier::type</a></div><div class="ttdeci">static constexpr identifier_type type</div><div class="ttdoc">Statically generated unique identifier for the given type.</div><div class="ttdef"><b>Definition:</b> <a href="ident_8hpp_source.html#l00057">ident.hpp:57</a></div></div>
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<div class="ttc" id="anamespaceentt_html_a13e040e7b38a8f86d1ab2f096f37b627"><div class="ttname"><a href="namespaceentt.html#a13e040e7b38a8f86d1ab2f096f37b627">entt::id_type</a></div><div class="ttdeci">std::uint32_t id_type</div><div class="ttdoc">Alias declaration for type identifiers.</div><div class="ttdef"><b>Definition:</b> <a href="core_2fwd_8hpp_source.html#l00012">fwd.hpp:12</a></div></div>
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<div class="ttc" id="anamespaceentt_html_ac839c1a03dba2436791d0056d6d0d1b6"><div class="ttname"><a href="namespaceentt.html#ac839c1a03dba2436791d0056d6d0d1b6">entt::type_list_element_t</a></div><div class="ttdeci">typename type_list_element< Index, List >::type type_list_element_t</div><div class="ttdoc">Helper type.</div><div class="ttdef"><b>Definition:</b> <a href="core_2type__traits_8hpp_source.html#l00170">type_traits.hpp:170</a></div></div>
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<div class="ttc" id="anamespaceentt_html"><div class="ttname"><a href="namespaceentt.html">entt</a></div><div class="ttdoc">EnTT default namespace.</div><div class="ttdef"><b>Definition:</b> <a href="algorithm_8hpp_source.html#l00013">algorithm.hpp:13</a></div></div>
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<div class="ttc" id="aclassentt_1_1identifier_html"><div class="ttname"><a href="classentt_1_1identifier.html">entt::identifier</a></div><div class="ttdoc">Types identifiers.</div><div class="ttdef"><b>Definition:</b> <a href="ident_8hpp_source.html#l00044">ident.hpp:44</a></div></div>
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