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605 lines
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<li class="navelem"><a class="el" href="namespaceentt.html">entt</a></li><li class="navelem"><a class="el" href="classentt_1_1basic__poly.html">basic_poly</a></li> </ul>
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<a href="#pub-types">Public Types</a> |
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<div class="title">entt::basic_poly< Concept, Len, Align > Class Template Reference</div> </div>
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<p>Static polymorphism made simple and within everyone's reach.
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<a href="classentt_1_1basic__poly.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="poly_8hpp_source.html">poly.hpp</a>></code></p>
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Inheritance diagram for entt::basic_poly< Concept, Len, Align >:</div>
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<div class="center"><img src="classentt_1_1basic__poly__inherit__graph.png" border="0" usemap="#aentt_1_1basic__poly_3_01Concept_00_01Len_00_01Align_01_4_inherit__map" alt="Inheritance graph"/></div>
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Collaboration diagram for entt::basic_poly< Concept, Len, Align >:</div>
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<div class="center"><img src="classentt_1_1basic__poly__coll__graph.png" border="0" usemap="#aentt_1_1basic__poly_3_01Concept_00_01Len_00_01Align_01_4_coll__map" alt="Collaboration graph"/></div>
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<map name="aentt_1_1basic__poly_3_01Concept_00_01Len_00_01Align_01_4_coll__map" id="aentt_1_1basic__poly_3_01Concept_00_01Len_00_01Align_01_4_coll__map">
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
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Public Types</h2></td></tr>
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<tr class="memitem:ad3c8c25e48b14267dc3fc0de326a9660"><td class="memItemLeft" align="right" valign="top"><a id="ad3c8c25e48b14267dc3fc0de326a9660"></a>
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using </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#ad3c8c25e48b14267dc3fc0de326a9660">concept_type</a> = typename Concept::template <a class="el" href="classentt_1_1basic__poly.html#aa745ccb8b2728d24dd88dccc9663a293">type</a>< <a class="el" href="structentt_1_1poly__base.html">poly_base</a>< <a class="el" href="classentt_1_1basic__poly.html">basic_poly</a> > ></td></tr>
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<tr class="memdesc:ad3c8c25e48b14267dc3fc0de326a9660"><td class="mdescLeft"> </td><td class="mdescRight">Concept type. <br /></td></tr>
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<tr class="separator:ad3c8c25e48b14267dc3fc0de326a9660"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:abf0092d4a0a8976a742ff76a68851054"><td class="memItemLeft" align="right" valign="top"><a id="abf0092d4a0a8976a742ff76a68851054"></a>
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using </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#abf0092d4a0a8976a742ff76a68851054">vtable_type</a> = typename <a class="el" href="classentt_1_1poly__vtable.html">poly_vtable</a>< Concept, Len, Align >::<a class="el" href="classentt_1_1basic__poly.html#aa745ccb8b2728d24dd88dccc9663a293">type</a></td></tr>
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<tr class="memdesc:abf0092d4a0a8976a742ff76a68851054"><td class="mdescLeft"> </td><td class="mdescRight">Virtual table type. <br /></td></tr>
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<tr class="separator:abf0092d4a0a8976a742ff76a68851054"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a809e0991b76093a22fd879a4ebff359b"><td class="memItemLeft" align="right" valign="top"><a id="a809e0991b76093a22fd879a4ebff359b"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a809e0991b76093a22fd879a4ebff359b">basic_poly</a> ()</td></tr>
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<tr class="memdesc:a809e0991b76093a22fd879a4ebff359b"><td class="mdescLeft"> </td><td class="mdescRight">Default constructor. <br /></td></tr>
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<tr class="separator:a809e0991b76093a22fd879a4ebff359b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aed074839fc14e757f761d89606895062"><td class="memTemplParams" colspan="2">template<typename Type , typename... Args> </td></tr>
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<tr class="memitem:aed074839fc14e757f761d89606895062"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#aed074839fc14e757f761d89606895062">basic_poly</a> (std::in_place_type_t< Type >, Args &&...args)</td></tr>
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<tr class="memdesc:aed074839fc14e757f761d89606895062"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a poly by directly initializing the new object. <a href="classentt_1_1basic__poly.html#aed074839fc14e757f761d89606895062">More...</a><br /></td></tr>
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<tr class="separator:aed074839fc14e757f761d89606895062"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a75dc28220ce2957bbe011a2ee576e543"><td class="memTemplParams" colspan="2">template<typename Type , typename = std::enable_if_t<!std::is_same_v<std::remove_cv_t<std::remove_reference_t<Type>>, basic_poly>>> </td></tr>
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<tr class="memitem:a75dc28220ce2957bbe011a2ee576e543"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a75dc28220ce2957bbe011a2ee576e543">basic_poly</a> (Type &&value)</td></tr>
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<tr class="memdesc:a75dc28220ce2957bbe011a2ee576e543"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a poly from a given value. <a href="classentt_1_1basic__poly.html#a75dc28220ce2957bbe011a2ee576e543">More...</a><br /></td></tr>
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<tr class="separator:a75dc28220ce2957bbe011a2ee576e543"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa745ccb8b2728d24dd88dccc9663a293"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classentt_1_1type__info.html">type_info</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#aa745ccb8b2728d24dd88dccc9663a293">type</a> () const</td></tr>
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<tr class="memdesc:aa745ccb8b2728d24dd88dccc9663a293"><td class="mdescLeft"> </td><td class="mdescRight">Returns the object type if any, <code>type_id<void>()</code> otherwise. <a href="classentt_1_1basic__poly.html#aa745ccb8b2728d24dd88dccc9663a293">More...</a><br /></td></tr>
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<tr class="separator:aa745ccb8b2728d24dd88dccc9663a293"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac2f41ea9e4b95871dc2f79db6855c122"><td class="memItemLeft" align="right" valign="top">const void * </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#ac2f41ea9e4b95871dc2f79db6855c122">data</a> () const</td></tr>
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<tr class="memdesc:ac2f41ea9e4b95871dc2f79db6855c122"><td class="mdescLeft"> </td><td class="mdescRight">Returns an opaque pointer to the contained instance. <a href="classentt_1_1basic__poly.html#ac2f41ea9e4b95871dc2f79db6855c122">More...</a><br /></td></tr>
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<tr class="separator:ac2f41ea9e4b95871dc2f79db6855c122"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a2f8e50be01a338fb93fc28b1e69865ad"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a2f8e50be01a338fb93fc28b1e69865ad">data</a> ()</td></tr>
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<tr class="memdesc:a2f8e50be01a338fb93fc28b1e69865ad"><td class="mdescLeft"> </td><td class="mdescRight">Returns an opaque pointer to the contained instance. <a href="classentt_1_1basic__poly.html#a2f8e50be01a338fb93fc28b1e69865ad">More...</a><br /></td></tr>
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<tr class="separator:a2f8e50be01a338fb93fc28b1e69865ad"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6aaa4ef03f6f2a599abcf633412d6a8d"><td class="memTemplParams" colspan="2">template<typename Type , typename... Args> </td></tr>
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<tr class="memitem:a6aaa4ef03f6f2a599abcf633412d6a8d"><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a6aaa4ef03f6f2a599abcf633412d6a8d">emplace</a> (Args &&...args)</td></tr>
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<tr class="memdesc:a6aaa4ef03f6f2a599abcf633412d6a8d"><td class="mdescLeft"> </td><td class="mdescRight">Replaces the contained object by creating a new instance directly. <a href="classentt_1_1basic__poly.html#a6aaa4ef03f6f2a599abcf633412d6a8d">More...</a><br /></td></tr>
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<tr class="separator:a6aaa4ef03f6f2a599abcf633412d6a8d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a43ab35169a0fdb31f7f5db5e5ad0e17d"><td class="memItemLeft" align="right" valign="top"><a id="a43ab35169a0fdb31f7f5db5e5ad0e17d"></a>
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void </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a43ab35169a0fdb31f7f5db5e5ad0e17d">reset</a> ()</td></tr>
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<tr class="memdesc:a43ab35169a0fdb31f7f5db5e5ad0e17d"><td class="mdescLeft"> </td><td class="mdescRight">Destroys contained object. <br /></td></tr>
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<tr class="separator:a43ab35169a0fdb31f7f5db5e5ad0e17d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a311984ecc234832af9603c6ba1e3cd02"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a311984ecc234832af9603c6ba1e3cd02">operator bool</a> () const</td></tr>
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<tr class="memdesc:a311984ecc234832af9603c6ba1e3cd02"><td class="mdescLeft"> </td><td class="mdescRight">Returns false if a poly is empty, true otherwise. <a href="classentt_1_1basic__poly.html#a311984ecc234832af9603c6ba1e3cd02">More...</a><br /></td></tr>
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<tr class="separator:a311984ecc234832af9603c6ba1e3cd02"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a06f659d892ece6b3908644a5452ed550"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classentt_1_1basic__poly.html#ad3c8c25e48b14267dc3fc0de326a9660">concept_type</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a06f659d892ece6b3908644a5452ed550">operator-></a> ()</td></tr>
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<tr class="memdesc:a06f659d892ece6b3908644a5452ed550"><td class="mdescLeft"> </td><td class="mdescRight">Returns a pointer to the underlying concept. <a href="classentt_1_1basic__poly.html#a06f659d892ece6b3908644a5452ed550">More...</a><br /></td></tr>
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<tr class="separator:a06f659d892ece6b3908644a5452ed550"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0d3461b19558dceb0b60d7f7f2e23ef2"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classentt_1_1basic__poly.html#ad3c8c25e48b14267dc3fc0de326a9660">concept_type</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a0d3461b19558dceb0b60d7f7f2e23ef2">operator-></a> () const</td></tr>
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<tr class="memdesc:a0d3461b19558dceb0b60d7f7f2e23ef2"><td class="mdescLeft"> </td><td class="mdescRight">Returns a pointer to the underlying concept. <a href="classentt_1_1basic__poly.html#a0d3461b19558dceb0b60d7f7f2e23ef2">More...</a><br /></td></tr>
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<tr class="separator:a0d3461b19558dceb0b60d7f7f2e23ef2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7ce289eca7eeaa98e53c09f421b89394"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classentt_1_1basic__poly.html">basic_poly</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a7ce289eca7eeaa98e53c09f421b89394">as_ref</a> ()</td></tr>
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<tr class="memdesc:a7ce289eca7eeaa98e53c09f421b89394"><td class="mdescLeft"> </td><td class="mdescRight">Aliasing constructor. <a href="classentt_1_1basic__poly.html#a7ce289eca7eeaa98e53c09f421b89394">More...</a><br /></td></tr>
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<tr class="separator:a7ce289eca7eeaa98e53c09f421b89394"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa87cad0ad5c7db180dfeebf0dea8b90d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classentt_1_1basic__poly.html">basic_poly</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#aa87cad0ad5c7db180dfeebf0dea8b90d">as_ref</a> () const</td></tr>
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<tr class="memdesc:aa87cad0ad5c7db180dfeebf0dea8b90d"><td class="mdescLeft"> </td><td class="mdescRight">Aliasing constructor. <a href="classentt_1_1basic__poly.html#aa87cad0ad5c7db180dfeebf0dea8b90d">More...</a><br /></td></tr>
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<tr class="separator:aa87cad0ad5c7db180dfeebf0dea8b90d"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a>
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Friends</h2></td></tr>
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<tr class="memitem:a4f532417307014ab3c9eb0070beaf7fc"><td class="memItemLeft" align="right" valign="top"><a id="a4f532417307014ab3c9eb0070beaf7fc"></a>
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struct </td><td class="memItemRight" valign="bottom"><a class="el" href="classentt_1_1basic__poly.html#a4f532417307014ab3c9eb0070beaf7fc">poly_base< basic_poly ></a></td></tr>
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<tr class="memdesc:a4f532417307014ab3c9eb0070beaf7fc"><td class="mdescLeft"> </td><td class="mdescRight">A poly base is allowed to snoop into a poly object. <br /></td></tr>
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<tr class="separator:a4f532417307014ab3c9eb0070beaf7fc"><td class="memSeparator" colspan="2"> </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"><h3>template<typename Concept, std::size_t Len, std::size_t Align><br />
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class entt::basic_poly< Concept, Len, Align ></h3>
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<p>Static polymorphism made simple and within everyone's reach. </p>
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<p>Static polymorphism is a very powerful tool in C++, albeit sometimes cumbersome to obtain.<br />
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This class aims to make it simple and easy to use.</p>
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<dl class="section note"><dt>Note</dt><dd>Both deduced and defined static virtual tables are supported.<br />
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Moreover, the <code>poly</code> class template also works with unmanaged objects.</dd></dl>
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<dl class="tparams"><dt>Template Parameters</dt><dd>
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<table class="tparams">
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<tr><td class="paramname">Concept</td><td>Concept descriptor. </td></tr>
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<tr><td class="paramname">Len</td><td>Size of the storage reserved for the small buffer optimization. </td></tr>
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<tr><td class="paramname">Align</td><td>Optional alignment requirement. </td></tr>
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</table>
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</dd>
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</dl>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00192">192</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p>Constructs a poly by directly initializing the new object. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00214">214</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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template<typename Type , typename = std::enable_if_t<!std::is_same_v<std::remove_cv_t<std::remove_reference_t<Type>>, basic_poly>>> </div>
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<p>Constructs a poly from a given value. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00224">224</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p>Aliasing constructor. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00291">291</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p>Aliasing constructor. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00299">299</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p>Returns an opaque pointer to the contained instance. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00244">244</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00239">239</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<p>Replaces the contained object by creating a new instance directly. </p>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00255">255</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<td class="memname">const <a class="el" href="classentt_1_1type__info.html">type_info</a>& <a class="el" href="classentt_1_1basic__poly.html">entt::basic_poly</a>< Concept, Len, Align >::type </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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<span class="mlabels"><span class="mlabel">inline</span></span> </td>
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<p>Returns the object type if any, <code>type_id<void>()</code> otherwise. </p>
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<dl class="section return"><dt>Returns</dt><dd>The object type if any, <code>type_id<void>()</code> otherwise. </dd></dl>
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<p class="definition">Definition at line <a class="el" href="poly_8hpp_source.html#l00231">231</a> of file <a class="el" href="poly_8hpp_source.html">poly.hpp</a>.</p>
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<hr/>The documentation for this class was generated from the following files:<ul>
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<li>src/entt/poly/<a class="el" href="poly_2fwd_8hpp_source.html">fwd.hpp</a></li>
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<li>src/entt/poly/<a class="el" href="poly_8hpp_source.html">poly.hpp</a></li>
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