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<a href="#pub-methods">Public Member Functions</a> |
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<p>Class responsible for collision detection and handling.
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<a href="#details">More...</a></p>
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<p><code>#include <<a class="el" href="CollisionHandler_8h_source.html">CollisionHandler.h</a>></code></p>
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<table class="memberdecls">
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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:aca14b15166c3bfbf26e9ff5a8895acd9" id="r_aca14b15166c3bfbf26e9ff5a8895acd9"><td class="memTemplParams" colspan="2">template<typename T> </td></tr>
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<tr class="memitem:aca14b15166c3bfbf26e9ff5a8895acd9"><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#aca14b15166c3bfbf26e9ff5a8895acd9">getAnyIntersection</a> (<a class="el" href="classEntity.html">Entity</a> *entity, Vector2D posMod={}, std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &groupLabels={}, std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &excludedEntities={})</td></tr>
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<tr class="memdesc:aca14b15166c3bfbf26e9ff5a8895acd9"><td class="mdescLeft"> </td><td class="mdescRight">Tests entity against all entities with the specified labels for a collision. <br /></td></tr>
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<tr class="separator:aca14b15166c3bfbf26e9ff5a8895acd9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a247c551454374148029c2e88a5c325d9" id="r_a247c551454374148029c2e88a5c325d9"><td class="memItemLeft" align="right" valign="top">template<> </td></tr>
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<tr class="memitem:a247c551454374148029c2e88a5c325d9"><td class="memTemplItemLeft" align="right" valign="top">IntersectionBitSet </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#a247c551454374148029c2e88a5c325d9">getAnyIntersection</a> (<a class="el" href="classEntity.html">Entity</a> *entity, Vector2D posMod, std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &groupLabels, std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &excludedEntities)</td></tr>
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<tr class="separator:a247c551454374148029c2e88a5c325d9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a79f12d91a9eb27153d63d1c3d82870b3" id="r_a79f12d91a9eb27153d63d1c3d82870b3"><td class="memItemLeft" align="right" valign="top">template<> </td></tr>
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<tr class="memitem:a79f12d91a9eb27153d63d1c3d82870b3"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="classEntity.html">Entity</a> * </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#a79f12d91a9eb27153d63d1c3d82870b3">getAnyIntersection</a> (<a class="el" href="classEntity.html">Entity</a> *entity, Vector2D posMod, std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &groupLabels, std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &excludedEntities)</td></tr>
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<tr class="separator:a79f12d91a9eb27153d63d1c3d82870b3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7696ffbe45a8df61cc1f81f669214399" id="r_a7696ffbe45a8df61cc1f81f669214399"><td class="memItemLeft" align="right" valign="top">template<> </td></tr>
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<tr class="memitem:a7696ffbe45a8df61cc1f81f669214399"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#a7696ffbe45a8df61cc1f81f669214399">getAnyIntersection</a> (<a class="el" href="classEntity.html">Entity</a> *entity, Vector2D posMod, std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &groupLabels, std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &excludedEntities)</td></tr>
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<tr class="separator:a7696ffbe45a8df61cc1f81f669214399"><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 id="pub-static-methods" name="pub-static-methods"></a>
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Static Public Member Functions</h2></td></tr>
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<tr class="memitem:a9a52ac3eac33ef236ab0ced07f4763ce" id="r_a9a52ac3eac33ef236ab0ced07f4763ce"><td class="memItemLeft" align="right" valign="top">static IntersectionBitSet </td><td class="memItemRight" valign="bottom"><a class="el" href="#a9a52ac3eac33ef236ab0ced07f4763ce">getIntersection</a> (<a class="el" href="classEntity.html">Entity</a> *entityA, <a class="el" href="classEntity.html">Entity</a> *entityB, Vector2D posModA=Vector2D(0, 0), Vector2D posModB=Vector2D(0, 0))</td></tr>
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<tr class="memdesc:a9a52ac3eac33ef236ab0ced07f4763ce"><td class="mdescLeft"> </td><td class="mdescRight">Checks for intersections relative to entityA. <br /></td></tr>
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<tr class="separator:a9a52ac3eac33ef236ab0ced07f4763ce"><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"><p>Class responsible for collision detection and handling. </p>
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</div><h2 class="groupheader">Member Function Documentation</h2>
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<a id="a247c551454374148029c2e88a5c325d9" name="a247c551454374148029c2e88a5c325d9"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a247c551454374148029c2e88a5c325d9">◆ </a></span>getAnyIntersection() <span class="overload">[1/4]</span></h2>
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<div class="memitem">
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<div class="memtemplate">
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template<> </div>
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<td class="memname">IntersectionBitSet CollisionHandler::getAnyIntersection </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entity</em></span>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posMod</em></span>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &</td> <td class="paramname"><span class="paramname"><em>groupLabels</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &</td> <td class="paramname"><span class="paramname"><em>excludedEntities</em></span> )</td>
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<p>Refer to <a class="el" href="#aca14b15166c3bfbf26e9ff5a8895acd9" title="Tests entity against all entities with the specified labels for a collision.">getAnyIntersection()</a> for more details </p><dl class="section return"><dt>Returns</dt><dd>A bitset of intersections, describing the directions of intersection. Position <code>Direction</code> in bitset true if edge in that direction collides </dd></dl>
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<dl class="section see"><dt>See also</dt><dd>Direction </dd>
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<dd>
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IntersectionBitSet <div class="fragment"><div class="line"><span class="keyword">constexpr</span> uint8_t DIRECTION_C = 4;</div>
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<div class="line"> </div>
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<div class="line"><span class="keyword">using </span>IntersectionBitSet = std::bitset<DIRECTION_C>;</div>
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</div><!-- fragment --></dd></dl>
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<p>Example usage for IntersectionBitSet (TransformComponent::update()): </p><div class="fragment"><div class="line">IntersectionBitSet intersections =</div>
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<div class="line"> (CollisionHandler::getIntersectionWithBounds(entity, Vector2D(positionChange.x, 0)) |</div>
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<div class="line"> (this->entity->getManager()</div>
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<div class="line"> .getGame()->collisionHandler->getAnyIntersection<IntersectionBitSet>(entity, Vector2D(positionChange.x, 0), colliders)) &</div>
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<div class="line"> IntersectionBitSet(<span class="stringliteral">"0011"</span>)) |</div>
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<div class="line"> (CollisionHandler::getIntersectionWithBounds(entity, Vector2D(0, positionChange.y)) |</div>
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<div class="line"> (this->entity->getManager()</div>
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<div class="line"> .getGame()->collisionHandler->getAnyIntersection<IntersectionBitSet>(entity, Vector2D(0, positionChange.y), colliders)) &</div>
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<div class="line"> IntersectionBitSet(<span class="stringliteral">"1100"</span>));</div>
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<div class="line"> </div>
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<div class="line"><span class="keywordflow">if</span> (intersections.test((<span class="keywordtype">size_t</span>)Direction::LEFT) || intersections.test((<span class="keywordtype">size_t</span>)Direction::RIGHT))</div>
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<div class="line"> positionChange.x = 0;</div>
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<div class="line"> </div>
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<div class="line"><span class="keywordflow">if</span> (intersections.test((<span class="keywordtype">size_t</span>)Direction::UP) || intersections.test((<span class="keywordtype">size_t</span>)Direction::DOWN))</div>
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<div class="line"> positionChange.y = 0;</div>
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</div><!-- fragment -->
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</div>
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</div>
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<a id="a79f12d91a9eb27153d63d1c3d82870b3" name="a79f12d91a9eb27153d63d1c3d82870b3"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a79f12d91a9eb27153d63d1c3d82870b3">◆ </a></span>getAnyIntersection() <span class="overload">[2/4]</span></h2>
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template<> </div>
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<td class="memname"><a class="el" href="classEntity.html">Entity</a> * CollisionHandler::getAnyIntersection </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entity</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posMod</em></span>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &</td> <td class="paramname"><span class="paramname"><em>groupLabels</em></span>, </td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &</td> <td class="paramname"><span class="paramname"><em>excludedEntities</em></span> )</td>
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</div><div class="memdoc">
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<p>Refer to <a class="el" href="#aca14b15166c3bfbf26e9ff5a8895acd9" title="Tests entity against all entities with the specified labels for a collision.">getAnyIntersection()</a> for more details </p><dl class="section return"><dt>Returns</dt><dd>The first entity with collision found </dd></dl>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="classEntity.html" title="Main class for any object in game, stores associations, labeling and components.">Entity</a> </dd></dl>
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</div>
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<a id="a7696ffbe45a8df61cc1f81f669214399" name="a7696ffbe45a8df61cc1f81f669214399"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a7696ffbe45a8df61cc1f81f669214399">◆ </a></span>getAnyIntersection() <span class="overload">[3/4]</span></h2>
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template<> </div>
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<td class="memname">bool CollisionHandler::getAnyIntersection </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entity</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posMod</em></span>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &</td> <td class="paramname"><span class="paramname"><em>groupLabels</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &</td> <td class="paramname"><span class="paramname"><em>excludedEntities</em></span> )</td>
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<p>Refer to <a class="el" href="#aca14b15166c3bfbf26e9ff5a8895acd9" title="Tests entity against all entities with the specified labels for a collision.">getAnyIntersection()</a> for more details </p><dl class="section return"><dt>Returns</dt><dd>True if any collision was found, otherwise false </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aca14b15166c3bfbf26e9ff5a8895acd9">◆ </a></span>getAnyIntersection() <span class="overload">[4/4]</span></h2>
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template<typename T> </div>
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<td class="memname">T CollisionHandler::getAnyIntersection </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entity</em></span>, </td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posMod</em></span><span class="paramdefsep"> = </span><span class="paramdefval">{}</span>, </td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html#a9449a7a0ad2c9ae5ee85ef2401382f2b">Entity::GroupLabel</a> > const &</td> <td class="paramname"><span class="paramname"><em>groupLabels</em></span><span class="paramdefsep"> = </span><span class="paramdefval">{}</span>, </td>
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<td class="paramtype">std::initializer_list< <a class="el" href="classEntity.html">Entity</a> * > const &</td> <td class="paramname"><span class="paramname"><em>excludedEntities</em></span><span class="paramdefsep"> = </span><span class="paramdefval">{}</span> )</td>
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<p>Tests entity against all entities with the specified labels for a collision. </p>
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<p>Tests the given entity against every other entity with the specified labels for intersections between their collison boxes. If the primary entity has no <a class="el" href="classColliderComponent.html" title="Adds a collision box to an entity when added via entity.addComponent()">ColliderComponent</a>, the equivalent of no collision is returned immediately, other entities are skipped if they don't have a <a class="el" href="classColliderComponent.html" title="Adds a collision box to an entity when added via entity.addComponent()">ColliderComponent</a> </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">entity</td><td>The primary entity to check against. Return values will be relative to this entity </td></tr>
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<tr><td class="paramname">posMod</td><td>Modifier to apply toposition before checking collisions. </td></tr>
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<tr><td class="paramname">groupLabels</td><td>Entities need to have at least one listed GroupLabels to get checked against </td></tr>
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<tr><td class="paramname">teamLabels</td><td>Entities need to have one of the specified TeamLabels to get checked against </td></tr>
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<tr><td class="paramname">negateTeam</td><td>If set to true, entities will only be checked against if they <b>don't</b> have one of the specified TeamLabels </td></tr>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="classColliderComponent.html" title="Adds a collision box to an entity when added via entity.addComponent()">ColliderComponent</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a9a52ac3eac33ef236ab0ced07f4763ce">◆ </a></span>getIntersection()</h2>
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<td class="memname">IntersectionBitSet CollisionHandler::getIntersection </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entityA</em></span>, </td>
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<td class="paramtype"><a class="el" href="classEntity.html">Entity</a> *</td> <td class="paramname"><span class="paramname"><em>entityB</em></span>, </td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posModA</em></span><span class="paramdefsep"> = </span><span class="paramdefval">Vector2D(0,0)</span>, </td>
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<td class="paramtype">Vector2D</td> <td class="paramname"><span class="paramname"><em>posModB</em></span><span class="paramdefsep"> = </span><span class="paramdefval">Vector2D(0,0)</span> )</td>
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<span class="mlabels"><span class="mlabel static">static</span></span> </td>
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<p>Checks for intersections relative to entityA. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">entityA</td><td>The first entity to check against </td></tr>
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<tr><td class="paramname">entityB</td><td>The second entity to check against </td></tr>
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<tr><td class="paramname">posModA</td><td>Modifier to apply to entityA's position before checking collisions </td></tr>
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</dd>
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<hr/>The documentation for this class was generated from the following files:<ul>
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<li>include/<a class="el" href="CollisionHandler_8h_source.html">CollisionHandler.h</a></li>
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<li>src/<a class="el" href="CollisionHandler_8cpp.html">CollisionHandler.cpp</a></li>
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