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<a href="#pub-methods">Public Member Functions</a> |
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<div class="headertitle"><div class="title">ecs::EntityManager Class Reference</div></div>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:acba3847d62f7cd79e22d5ffa490c1f53" id="r_acba3847d62f7cd79e22d5ffa490c1f53"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#acba3847d62f7cd79e22d5ffa490c1f53">EntityManager</a> ()</td></tr>
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<tr class="memdesc:acba3847d62f7cd79e22d5ffa490c1f53"><td class="mdescLeft"> </td><td class="mdescRight">Type pour l'ID d'une entit<69>. <br /></td></tr>
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<tr class="separator:acba3847d62f7cd79e22d5ffa490c1f53"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a696dcb2fd36215b0a9214880d21033a2" id="r_a696dcb2fd36215b0a9214880d21033a2"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="#a696dcb2fd36215b0a9214880d21033a2">CreateEntity</a> ()</td></tr>
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<tr class="memitem:a4cb0da19e3a95b7cb1390843882176a9" id="r_a4cb0da19e3a95b7cb1390843882176a9"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#a4cb0da19e3a95b7cb1390843882176a9">DestroyEntity</a> (<a class="el" href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">EntityID</a> id)</td></tr>
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<tr class="separator:a4cb0da19e3a95b7cb1390843882176a9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a79acf6578756702d83d509dbf1fce0d8" id="r_a79acf6578756702d83d509dbf1fce0d8"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="#a79acf6578756702d83d509dbf1fce0d8">GetEntity</a> (<a class="el" href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">EntityID</a> id)</td></tr>
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<tr class="memitem:aac0b39f03cc669d8bc8f3073daa2079c" id="r_aac0b39f03cc669d8bc8f3073daa2079c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#aac0b39f03cc669d8bc8f3073daa2079c">UpdateEntities</a> (float deltaTime)</td></tr>
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<tr class="separator:aac0b39f03cc669d8bc8f3073daa2079c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad4116858dc1c324cdd558e5ac6c7f21b" id="r_ad4116858dc1c324cdd558e5ac6c7f21b"><td class="memItemLeft" align="right" valign="top">std::vector< std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > > </td><td class="memItemRight" valign="bottom"><a class="el" href="#ad4116858dc1c324cdd558e5ac6c7f21b">GetAllEntities</a> ()</td></tr>
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<tr class="memitem:a42887acde34ab3d1cd13c0396b053d72" id="r_a42887acde34ab3d1cd13c0396b053d72"><td class="memTemplParams" colspan="2">template<typename T > </td></tr>
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<tr class="memitem:a42887acde34ab3d1cd13c0396b053d72"><td class="memTemplItemLeft" align="right" valign="top">std::vector< std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#a42887acde34ab3d1cd13c0396b053d72">GetEntitiesWithComponent</a> ()</td></tr>
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<tr class="memitem:ad84a022bfad4f381179c1e007d7c9c8a" id="r_ad84a022bfad4f381179c1e007d7c9c8a"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#ad84a022bfad4f381179c1e007d7c9c8a">GetEntityCount</a> () const</td></tr>
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<tr class="memitem:a6c31a8b7c0a01e473566fd801db91a55" id="r_a6c31a8b7c0a01e473566fd801db91a55"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#a6c31a8b7c0a01e473566fd801db91a55">Clear</a> ()</td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock">
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00009">9</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<a id="acba3847d62f7cd79e22d5ffa490c1f53" name="acba3847d62f7cd79e22d5ffa490c1f53"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#acba3847d62f7cd79e22d5ffa490c1f53">◆ </a></span>EntityManager()</h2>
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<td class="memname">ecs::EntityManager::EntityManager </td>
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<td>(</td>
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<td class="paramname"><span class="paramname"><em></em></span></td><td>)</td>
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<p>Type pour l'ID d'une entit<69>. </p>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00015">15</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 15</span>: m_NextEntityID(0) {}</div>
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<h2 class="groupheader">Member Function Documentation</h2>
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<a id="a6c31a8b7c0a01e473566fd801db91a55" name="a6c31a8b7c0a01e473566fd801db91a55"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a6c31a8b7c0a01e473566fd801db91a55">◆ </a></span>Clear()</h2>
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<td class="memname">void ecs::EntityManager::Clear </td>
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<td>(</td>
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<td class="paramname"><span class="paramname"><em></em></span></td><td>)</td>
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<p>Clear all entities and reset the <a class="el" href="classecs_1_1_entity_manager.html">EntityManager</a>. This will remove all entities and free their IDs for future use. </p>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00121">121</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 121</span> {</div>
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<div class="line"><span class="lineno"> 122</span> m_Entities.clear();</div>
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<div class="line"><span class="lineno"> 123</span> </div>
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<div class="line"><span class="lineno"> 124</span> <span class="comment">// Vider la file des IDs libres</span></div>
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<div class="line"><span class="lineno"> 125</span> std::queue<EntityID> empty;</div>
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<div class="line"><span class="lineno"> 126</span> std::swap(m_FreeIDs, empty);</div>
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<div class="line"><span class="lineno"> 127</span> </div>
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<div class="line"><span class="lineno"> 128</span> m_NextEntityID = 0;</div>
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<div class="line"><span class="lineno"> 129</span> }</div>
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<a id="a696dcb2fd36215b0a9214880d21033a2" name="a696dcb2fd36215b0a9214880d21033a2"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a696dcb2fd36215b0a9214880d21033a2">◆ </a></span>CreateEntity()</h2>
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<td class="memname">std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > ecs::EntityManager::CreateEntity </td>
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<td>(</td>
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<p>Create a new entity. </p><dl class="section return"><dt>Returns</dt><dd>A shared pointer to the newly created entity. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00022">22</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 22</span> {</div>
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<div class="line"><span class="lineno"> 23</span> <a class="code hl_typedef" href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">EntityID</a> id;</div>
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<div class="line"><span class="lineno"> 24</span> </div>
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<div class="line"><span class="lineno"> 25</span> <span class="comment">// R<>utiliser les IDs des entit<69>s supprim<69>es si possible</span></div>
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<div class="line"><span class="lineno"> 26</span> <span class="keywordflow">if</span> (!m_FreeIDs.empty()) {</div>
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<div class="line"><span class="lineno"> 27</span> <span class="keywordtype">id</span> = m_FreeIDs.front();</div>
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<div class="line"><span class="lineno"> 28</span> m_FreeIDs.pop();</div>
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<div class="line"><span class="lineno"> 29</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><span class="lineno"> 30</span> <span class="keywordtype">id</span> = m_NextEntityID++;</div>
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<div class="line"><span class="lineno"> 31</span> }</div>
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<div class="line"><span class="lineno"> 32</span> </div>
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<div class="line"><span class="lineno"> 33</span> <span class="keyword">auto</span> entity = std::make_shared<Entity>(<span class="keywordtype">id</span>);</div>
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<div class="line"><span class="lineno"> 34</span> m_Entities[id] = entity;</div>
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<div class="line"><span class="lineno"> 35</span> </div>
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<div class="line"><span class="lineno"> 36</span> <span class="keywordflow">return</span> entity;</div>
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<div class="line"><span class="lineno"> 37</span> }</div>
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<div class="ttc" id="anamespaceecs_html_af256e267ca18f2601f8e804fd95e9358"><div class="ttname"><a href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">ecs::EntityID</a></div><div class="ttdeci">uint32_t EntityID</div><div class="ttdef"><b>Definition</b> <a href="entity_8h_source.html#l00013">entity.h:13</a></div></div>
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<h2 class="memtitle"><span class="permalink"><a href="#a4cb0da19e3a95b7cb1390843882176a9">◆ </a></span>DestroyEntity()</h2>
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<td class="memname">void ecs::EntityManager::DestroyEntity </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">EntityID</a></td> <td class="paramname"><span class="paramname"><em>id</em></span></td><td>)</td>
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<p>Destroy an entity by its ID and recycle its ID for future use. </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">id</td><td>The ID of the entity to destroy. </td></tr>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00043">43</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 43</span> {</div>
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<div class="line"><span class="lineno"> 44</span> <span class="keyword">auto</span> it = m_Entities.find(<span class="keywordtype">id</span>);</div>
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<div class="line"><span class="lineno"> 45</span> <span class="keywordflow">if</span> (it != m_Entities.end()) {</div>
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<div class="line"><span class="lineno"> 46</span> m_Entities.erase(it);</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ad4116858dc1c324cdd558e5ac6c7f21b">◆ </a></span>GetAllEntities()</h2>
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<td class="memname">std::vector< std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > > ecs::EntityManager::GetAllEntities </td>
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<p>Get all entities managed by the <a class="el" href="classecs_1_1_entity_manager.html">EntityManager</a>. </p><dl class="section return"><dt>Returns</dt><dd>A vector of shared pointers to all entities. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00078">78</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 78</span> {</div>
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<div class="line"><span class="lineno"> 79</span> std::vector<std::shared_ptr<Entity>> result;</div>
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<div class="line"><span class="lineno"> 80</span> result.reserve(m_Entities.size());</div>
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<div class="line"><span class="lineno"> 81</span> </div>
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<div class="line"><span class="lineno"> 82</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [<span class="keywordtype">id</span>, entity] : m_Entities) {</div>
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<div class="line"><span class="lineno"> 83</span> result.push_back(entity);</div>
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<div class="line"><span class="lineno"> 84</span> }</div>
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<div class="line"><span class="lineno"> 85</span> </div>
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<div class="line"><span class="lineno"> 86</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><span class="lineno"> 87</span> }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a42887acde34ab3d1cd13c0396b053d72">◆ </a></span>GetEntitiesWithComponent()</h2>
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template<typename T > </div>
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<td class="memname">std::vector< std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > > ecs::EntityManager::GetEntitiesWithComponent </td>
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<p>Get all entities that have a specific component type. </p><dl class="tparams"><dt>Template Parameters</dt><dd>
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<tr><td class="paramname">T</td><td>The component type to filter entities by. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>A vector of shared pointers to entities that have the specified component. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00095">95</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 95</span> {</div>
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<div class="line"><span class="lineno"> 96</span> <span class="keyword">static_assert</span>(std::is_base_of<Component, T>::value, <span class="stringliteral">"T must derive from Component"</span>);</div>
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<div class="line"><span class="lineno"> 97</span> </div>
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<div class="line"><span class="lineno"> 98</span> std::vector<std::shared_ptr<Entity>> result;</div>
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<div class="line"><span class="lineno"> 99</span> </div>
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<div class="line"><span class="lineno"> 100</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span>& [<span class="keywordtype">id</span>, entity] : m_Entities) {</div>
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<div class="line"><span class="lineno"> 101</span> <span class="keywordflow">if</span> (entity->HasComponent<T>()) {</div>
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<div class="line"><span class="lineno"> 102</span> result.push_back(entity);</div>
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<div class="line"><span class="lineno"> 103</span> }</div>
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<div class="line"><span class="lineno"> 104</span> }</div>
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<div class="line"><span class="lineno"> 105</span> </div>
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<div class="line"><span class="lineno"> 106</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><span class="lineno"> 107</span> }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a79acf6578756702d83d509dbf1fce0d8">◆ </a></span>GetEntity()</h2>
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<td class="memname">std::shared_ptr< <a class="el" href="classecs_1_1_entity.html">Entity</a> > ecs::EntityManager::GetEntity </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="namespaceecs.html#af256e267ca18f2601f8e804fd95e9358">EntityID</a></td> <td class="paramname"><span class="paramname"><em>id</em></span></td><td>)</td>
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<p>Get an entity by its ID. </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">id</td><td>The ID of the entity to retrieve. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>A shared pointer to the entity, or nullptr if it does not exist. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00056">56</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 56</span> {</div>
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<div class="line"><span class="lineno"> 57</span> <span class="keyword">auto</span> it = m_Entities.find(<span class="keywordtype">id</span>);</div>
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<div class="line"><span class="lineno"> 58</span> <span class="keywordflow">if</span> (it != m_Entities.end()) {</div>
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<div class="line"><span class="lineno"> 59</span> <span class="keywordflow">return</span> it->second;</div>
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<div class="line"><span class="lineno"> 60</span> }</div>
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<div class="line"><span class="lineno"> 61</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><span class="lineno"> 62</span> }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ad84a022bfad4f381179c1e007d7c9c8a">◆ </a></span>GetEntityCount()</h2>
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<td class="memname">size_t ecs::EntityManager::GetEntityCount </td>
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<p>Get the total number of entities managed by the <a class="el" href="classecs_1_1_entity_manager.html">EntityManager</a>. </p><dl class="section return"><dt>Returns</dt><dd>The count of entities. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00113">113</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 113</span> {</div>
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<div class="line"><span class="lineno"> 114</span> <span class="keywordflow">return</span> m_Entities.size();</div>
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<div class="line"><span class="lineno"> 115</span> }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#aac0b39f03cc669d8bc8f3073daa2079c">◆ </a></span>UpdateEntities()</h2>
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<p>Update all entities by calling their UpdateComponents method. </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">deltaTime</td><td>The time elapsed since the last update. </td></tr>
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<p class="definition">Definition at line <a class="el" href="entity__manager_8h_source.html#l00068">68</a> of file <a class="el" href="entity__manager_8h_source.html">entity_manager.h</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 68</span> {</div>
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<div class="line"><span class="lineno"> 69</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span>& [<span class="keywordtype">id</span>, entity] : m_Entities) {</div>
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<div class="line"><span class="lineno"> 70</span> entity->UpdateComponents(deltaTime);</div>
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<div class="line"><span class="lineno"> 71</span> }</div>
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<div class="line"><span class="lineno"> 72</span> }</div>
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<hr/>The documentation for this class was generated from the following file:<ul>
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<li>enginecustom/src/inc/system/ecs/<a class="el" href="entity__manager_8h_source.html">entity_manager.h</a></li>
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