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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="preprocessor">#ifndef ENTT_ENTITY_HELPER_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="preprocessor">#define ENTT_ENTITY_HELPER_HPP</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160; </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#include &quot;../config/config.h&quot;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &quot;../core/fwd.hpp&quot;</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &quot;../core/type_traits.hpp&quot;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &quot;../signal/delegate.hpp&quot;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;registry.hpp&quot;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;fwd.hpp&quot;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceentt.html">entt</a> {</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; </div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="structentt_1_1as__view.html"> 22</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structentt_1_1as__view.html">as_view</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="structentt_1_1as__view.html#ae9599a1614990478c3331fbf562f36c7"> 24</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structentt_1_1as__view.html#ae9599a1614990478c3331fbf562f36c7">entity_type</a> = std::remove_const_t&lt;Entity&gt;;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="structentt_1_1as__view.html#acf6e812f1ff9a8a0a0af828b6597dace"> 26</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structentt_1_1as__view.html#acf6e812f1ff9a8a0a0af828b6597dace">registry_type</a> = <a class="code" href="namespaceentt.html#a7b051461867d3c5c97f77f10b662c26b">constness_as_t&lt;basic_registry&lt;entity_type&gt;</a>, Entity&gt;;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="structentt_1_1as__view.html#a4298bb90698199b99820bce07d866ac7"> 32</a></span>&#160; <a class="code" href="structentt_1_1as__view.html#a4298bb90698199b99820bce07d866ac7">as_view</a>(<a class="code" href="structentt_1_1as__view.html#acf6e812f1ff9a8a0a0af828b6597dace">registry_type</a> &amp;source) ENTT_NOEXCEPT: reg{source} {}</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Exclude, <span class="keyword">typename</span>... Component&gt;</div>
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structentt_1_1as__view.html#a60dbb15ef8f1a184510c0652ed1c6afd"> 41</a></span>&#160; <span class="keyword">operator</span> <a class="code" href="structentt_1_1basic__view.html">basic_view</a>&lt;<a class="code" href="structentt_1_1as__view.html#ae9599a1614990478c3331fbf562f36c7">entity_type</a>, Exclude, Component...&gt;() <span class="keyword">const</span> {</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordflow">return</span> reg.template <a class="code" href="structentt_1_1basic__view.html">view</a>&lt;Component...&gt;(Exclude{});</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; }</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <a class="code" href="structentt_1_1as__view.html#acf6e812f1ff9a8a0a0af828b6597dace">registry_type</a> &amp;reg;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;};</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="namespaceentt.html#af0922fd2ea330d84a2e1b6f19e877aed"> 55</a></span>&#160;<a class="code" href="namespaceentt.html#af0922fd2ea330d84a2e1b6f19e877aed">as_view</a>(<a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;) -&gt; <a class="code" href="structentt_1_1as__view.html">as_view&lt;Entity&gt;</a>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="namespaceentt.html#a4821869aa545da11205c90388fa2d08e"> 63</a></span>&#160;<a class="code" href="namespaceentt.html#af0922fd2ea330d84a2e1b6f19e877aed">as_view</a>(<span class="keyword">const</span> <a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;) -&gt; <a class="code" href="structentt_1_1as__view.html">as_view&lt;const Entity&gt;</a>;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="structentt_1_1as__group.html"> 71</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structentt_1_1as__group.html">as_group</a> {</div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="structentt_1_1as__group.html#ab9e7aee21b99a979368535a5d5054137"> 73</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structentt_1_1as__group.html#ab9e7aee21b99a979368535a5d5054137">entity_type</a> = std::remove_const_t&lt;Entity&gt;;</div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="structentt_1_1as__group.html#a6aa30140ac29c50156197aad66b54ccb"> 75</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structentt_1_1as__group.html#a6aa30140ac29c50156197aad66b54ccb">registry_type</a> = <a class="code" href="namespaceentt.html#a7b051461867d3c5c97f77f10b662c26b">constness_as_t&lt;basic_registry&lt;entity_type&gt;</a>, Entity&gt;;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; </div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="structentt_1_1as__group.html#a1e820abe8d20a6a64487b31bc5a2f879"> 81</a></span>&#160; <a class="code" href="structentt_1_1as__group.html#a1e820abe8d20a6a64487b31bc5a2f879">as_group</a>(<a class="code" href="structentt_1_1as__group.html#a6aa30140ac29c50156197aad66b54ccb">registry_type</a> &amp;source) ENTT_NOEXCEPT: reg{source} {}</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Exclude, <span class="keyword">typename</span> Get, <span class="keyword">typename</span>... Owned&gt;</div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structentt_1_1as__group.html#a96ea6c8822b55542d4f59530039394db"> 91</a></span>&#160; <span class="keyword">operator</span> <a class="code" href="classentt_1_1basic__group.html">basic_group</a>&lt;<a class="code" href="structentt_1_1as__group.html#ab9e7aee21b99a979368535a5d5054137">entity_type</a>, Exclude, Get, Owned...&gt;() <span class="keyword">const</span> {</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordflow">if</span> constexpr(std::is_const_v&lt;registry_type&gt;) {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordflow">return</span> reg.template group_if_exists&lt;Owned...&gt;(Get{}, Exclude{});</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordflow">return</span> reg.template <a class="code" href="classentt_1_1basic__group.html">group</a>&lt;Owned...&gt;(Get{}, Exclude{});</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; }</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <a class="code" href="structentt_1_1as__group.html#a6aa30140ac29c50156197aad66b54ccb">registry_type</a> &amp;reg;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;};</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="namespaceentt.html#a4dcc1231f76478c7aa6f6ec9516cf045"> 109</a></span>&#160;<a class="code" href="namespaceentt.html#a4dcc1231f76478c7aa6f6ec9516cf045">as_group</a>(<a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;) -&gt; <a class="code" href="structentt_1_1as__group.html">as_group&lt;Entity&gt;</a>;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity&gt;</div>
<div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="namespaceentt.html#ad6e62063b33b410e0a4bf1acc5b59596"> 117</a></span>&#160;<a class="code" href="namespaceentt.html#a4dcc1231f76478c7aa6f6ec9516cf045">as_group</a>(<span class="keyword">const</span> <a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;) -&gt; <a class="code" href="structentt_1_1as__group.html">as_group&lt;const Entity&gt;</a>;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;<span class="keyword">template</span>&lt;auto Member, <span class="keyword">typename</span> Entity = entity&gt;</div>
<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="namespaceentt.html#aa512a354fe328df6be5a92eb43cd4d69"> 129</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespaceentt.html#aa512a354fe328df6be5a92eb43cd4d69">invoke</a>(<a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;reg, <span class="keyword">const</span> Entity <a class="code" href="namespaceentt.html">entt</a>) {</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; static_assert(std::is_member_function_pointer_v&lt;decltype(Member)&gt;, <span class="stringliteral">&quot;Invalid pointer to non-static member function&quot;</span>);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <a class="code" href="classentt_1_1delegate.html">delegate</a>&lt;void(<a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;, <span class="keyword">const</span> Entity)&gt; func;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; func.template connect&lt;Member&gt;(reg.template <a class="code" href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">get</a>&lt;<a class="code" href="namespaceentt.html#a49f19d031690e5ebfffd6c7a4f6bd364">member_class_t</a>&lt;decltype(Member)&gt;&gt;(<a class="code" href="namespaceentt.html">entt</a>));</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; func(reg, <a class="code" href="namespaceentt.html">entt</a>);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;}</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Entity, <span class="keyword">typename</span> Component&gt;</div>
<div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="namespaceentt.html#ae81b68364d770429f343d703f415d12a"> 151</a></span>&#160;Entity <a class="code" href="namespaceentt.html#ae81b68364d770429f343d703f415d12a">to_entity</a>(<span class="keyword">const</span> <a class="code" href="classentt_1_1basic__registry.html">basic_registry&lt;Entity&gt;</a> &amp;reg, <span class="keyword">const</span> Component &amp;instance) {</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> <a class="code" href="structentt_1_1basic__view.html">view</a> = reg.template <a class="code" href="structentt_1_1basic__view.html">view&lt;const Component&gt;</a>();</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> *addr = std::addressof(instance);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">auto</span> it = <a class="code" href="structentt_1_1basic__view.html">view</a>.rbegin(), last = <a class="code" href="structentt_1_1basic__view.html">view</a>.rend(); it &lt; last; it += ENTT_PACKED_PAGE) {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">if</span>(<span class="keyword">const</span> <span class="keyword">auto</span> dist = (addr - std::addressof(<a class="code" href="structentt_1_1basic__view.html">view</a>.template get&lt;const Component&gt;(*it))); dist &gt;= 0 &amp;&amp; dist &lt; ENTT_PACKED_PAGE) {</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keywordflow">return</span> *(it + dist);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceentt.html#a2f0c0a1c1d953ea991591748744cdd8b">entt::null</a>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;}</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;}</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassentt_1_1basic__group_html"><div class="ttname"><a href="classentt_1_1basic__group.html">entt::basic_group</a></div><div class="ttdoc">Group.</div><div class="ttdef"><b>Definition:</b> <a href="entity_2fwd_8hpp_source.html#l00033">fwd.hpp:33</a></div></div>
<div class="ttc" id="aclassentt_1_1basic__registry_html"><div class="ttname"><a href="classentt_1_1basic__registry.html">entt::basic_registry</a></div><div class="ttdoc">Fast and reliable entity-component system.</div><div class="ttdef"><b>Definition:</b> <a href="registry_8hpp_source.html#l00045">registry.hpp:45</a></div></div>
<div class="ttc" id="aclassentt_1_1delegate_html"><div class="ttname"><a href="classentt_1_1delegate.html">entt::delegate</a></div><div class="ttdoc">Basic delegate implementation.</div><div class="ttdef"><b>Definition:</b> <a href="delegate_8hpp_source.html#l00082">delegate.hpp:82</a></div></div>
<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>
<div class="ttc" id="anamespaceentt_html_a2f0c0a1c1d953ea991591748744cdd8b"><div class="ttname"><a href="namespaceentt.html#a2f0c0a1c1d953ea991591748744cdd8b">entt::null</a></div><div class="ttdeci">constexpr null_t null</div><div class="ttdoc">Compile-time constant for null entities.</div><div class="ttdef"><b>Definition:</b> <a href="entity_8hpp_source.html#l00335">entity.hpp:335</a></div></div>
<div class="ttc" id="anamespaceentt_html_a49f19d031690e5ebfffd6c7a4f6bd364"><div class="ttname"><a href="namespaceentt.html#a49f19d031690e5ebfffd6c7a4f6bd364">entt::member_class_t</a></div><div class="ttdeci">typename member_class&lt; Member &gt;::type member_class_t</div><div class="ttdoc">Helper type.</div><div class="ttdef"><b>Definition:</b> <a href="core_2type__traits_8hpp_source.html#l00686">type_traits.hpp:686</a></div></div>
<div class="ttc" id="anamespaceentt_html_a4dcc1231f76478c7aa6f6ec9516cf045"><div class="ttname"><a href="namespaceentt.html#a4dcc1231f76478c7aa6f6ec9516cf045">entt::as_group</a></div><div class="ttdeci">as_group(basic_registry&lt; Entity &gt; &amp;) -&gt; as_group&lt; Entity &gt;</div><div class="ttdoc">Deduction guide.</div></div>
<div class="ttc" id="anamespaceentt_html_a7b051461867d3c5c97f77f10b662c26b"><div class="ttname"><a href="namespaceentt.html#a7b051461867d3c5c97f77f10b662c26b">entt::constness_as_t</a></div><div class="ttdeci">typename constness_as&lt; To, From &gt;::type constness_as_t</div><div class="ttdoc">Alias template to facilitate the transcription of the constness.</div><div class="ttdef"><b>Definition:</b> <a href="core_2type__traits_8hpp_source.html#l00655">type_traits.hpp:655</a></div></div>
<div class="ttc" id="anamespaceentt_html_a8c24ecc5ab0055f9f2a4725c95afb29e"><div class="ttname"><a href="namespaceentt.html#a8c24ecc5ab0055f9f2a4725c95afb29e">entt::get</a></div><div class="ttdeci">constexpr get_t&lt; Type... &gt; get</div><div class="ttdoc">Variable template for lists of observed components.</div><div class="ttdef"><b>Definition:</b> <a href="entity_2utility_8hpp_source.html#l00040">utility.hpp:40</a></div></div>
<div class="ttc" id="anamespaceentt_html_aa512a354fe328df6be5a92eb43cd4d69"><div class="ttname"><a href="namespaceentt.html#aa512a354fe328df6be5a92eb43cd4d69">entt::invoke</a></div><div class="ttdeci">void invoke(basic_registry&lt; Entity &gt; &amp;reg, const Entity entt)</div><div class="ttdoc">Helper to create a listener that directly invokes a member function.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00129">helper.hpp:129</a></div></div>
<div class="ttc" id="anamespaceentt_html_ae81b68364d770429f343d703f415d12a"><div class="ttname"><a href="namespaceentt.html#ae81b68364d770429f343d703f415d12a">entt::to_entity</a></div><div class="ttdeci">Entity to_entity(const basic_registry&lt; Entity &gt; &amp;reg, const Component &amp;instance)</div><div class="ttdoc">Returns the entity associated with a given component.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00151">helper.hpp:151</a></div></div>
<div class="ttc" id="anamespaceentt_html_af0922fd2ea330d84a2e1b6f19e877aed"><div class="ttname"><a href="namespaceentt.html#af0922fd2ea330d84a2e1b6f19e877aed">entt::as_view</a></div><div class="ttdeci">as_view(basic_registry&lt; Entity &gt; &amp;) -&gt; as_view&lt; Entity &gt;</div><div class="ttdoc">Deduction guide.</div></div>
<div class="ttc" id="astructentt_1_1as__group_html"><div class="ttname"><a href="structentt_1_1as__group.html">entt::as_group</a></div><div class="ttdoc">Converts a registry to a group.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00071">helper.hpp:71</a></div></div>
<div class="ttc" id="astructentt_1_1as__group_html_a1e820abe8d20a6a64487b31bc5a2f879"><div class="ttname"><a href="structentt_1_1as__group.html#a1e820abe8d20a6a64487b31bc5a2f879">entt::as_group::as_group</a></div><div class="ttdeci">as_group(registry_type &amp;source)</div><div class="ttdoc">Constructs a converter for a given registry.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00081">helper.hpp:81</a></div></div>
<div class="ttc" id="astructentt_1_1as__group_html_a6aa30140ac29c50156197aad66b54ccb"><div class="ttname"><a href="structentt_1_1as__group.html#a6aa30140ac29c50156197aad66b54ccb">entt::as_group::registry_type</a></div><div class="ttdeci">constness_as_t&lt; basic_registry&lt; entity_type &gt;, Entity &gt; registry_type</div><div class="ttdoc">Type of registry to convert.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00075">helper.hpp:75</a></div></div>
<div class="ttc" id="astructentt_1_1as__group_html_ab9e7aee21b99a979368535a5d5054137"><div class="ttname"><a href="structentt_1_1as__group.html#ab9e7aee21b99a979368535a5d5054137">entt::as_group::entity_type</a></div><div class="ttdeci">std::remove_const_t&lt; Entity &gt; entity_type</div><div class="ttdoc">Underlying entity identifier.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00073">helper.hpp:73</a></div></div>
<div class="ttc" id="astructentt_1_1as__view_html"><div class="ttname"><a href="structentt_1_1as__view.html">entt::as_view</a></div><div class="ttdoc">Converts a registry to a view.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00022">helper.hpp:22</a></div></div>
<div class="ttc" id="astructentt_1_1as__view_html_a4298bb90698199b99820bce07d866ac7"><div class="ttname"><a href="structentt_1_1as__view.html#a4298bb90698199b99820bce07d866ac7">entt::as_view::as_view</a></div><div class="ttdeci">as_view(registry_type &amp;source)</div><div class="ttdoc">Constructs a converter for a given registry.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00032">helper.hpp:32</a></div></div>
<div class="ttc" id="astructentt_1_1as__view_html_acf6e812f1ff9a8a0a0af828b6597dace"><div class="ttname"><a href="structentt_1_1as__view.html#acf6e812f1ff9a8a0a0af828b6597dace">entt::as_view::registry_type</a></div><div class="ttdeci">constness_as_t&lt; basic_registry&lt; entity_type &gt;, Entity &gt; registry_type</div><div class="ttdoc">Type of registry to convert.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00026">helper.hpp:26</a></div></div>
<div class="ttc" id="astructentt_1_1as__view_html_ae9599a1614990478c3331fbf562f36c7"><div class="ttname"><a href="structentt_1_1as__view.html#ae9599a1614990478c3331fbf562f36c7">entt::as_view::entity_type</a></div><div class="ttdeci">std::remove_const_t&lt; Entity &gt; entity_type</div><div class="ttdoc">Underlying entity identifier.</div><div class="ttdef"><b>Definition:</b> <a href="helper_8hpp_source.html#l00024">helper.hpp:24</a></div></div>
<div class="ttc" id="astructentt_1_1basic__view_html"><div class="ttname"><a href="structentt_1_1basic__view.html">entt::basic_view</a></div><div class="ttdoc">View implementation dispatcher.</div><div class="ttdef"><b>Definition:</b> <a href="entity_2fwd_8hpp_source.html#l00025">fwd.hpp:25</a></div></div>
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