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<!-- doxytag: class="CEGUI::IrrlichtRenderTarget" --><!-- doxytag: inherits="CEGUI::RenderTarget" -->
<p>Intermediate <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> implementing common parts for Irrlicht engine.
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<p><a href="classCEGUI_1_1IrrlichtRenderTarget-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa6519fed3cc7a28a829f41043ae9221f"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::IrrlichtRenderTarget" ref="aa6519fed3cc7a28a829f41043ae9221f" args="(IrrlichtRenderer &owner, irr::video::IVideoDriver &driver)" -->
 </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#aa6519fed3cc7a28a829f41043ae9221f">IrrlichtRenderTarget</a> (<a class="el" href="classCEGUI_1_1IrrlichtRenderer.html">IrrlichtRenderer</a> &owner, irr::video::IVideoDriver &driver)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a664be6e9f78fe62d0d3ef97d8fa9bee0"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::~IrrlichtRenderTarget" ref="a664be6e9f78fe62d0d3ef97d8fa9bee0" args="()" -->
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a664be6e9f78fe62d0d3ef97d8fa9bee0">~IrrlichtRenderTarget</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a73fa33cbc786a1d8f8b4d0bc07d476de">draw</a> (const <a class="el" href="classCEGUI_1_1GeometryBuffer.html">GeometryBuffer</a> &buffer)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Draw geometry from the given <a class="el" href="classCEGUI_1_1GeometryBuffer.html" title="Abstract class defining the interface for objects that buffer geometry for later rendering.">GeometryBuffer</a> onto the surface that this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> represents. <a href="#a73fa33cbc786a1d8f8b4d0bc07d476de"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#ac7213d471817f3058791f8cb2b3f1d40">draw</a> (const <a class="el" href="classCEGUI_1_1RenderQueue.html">RenderQueue</a> &queue)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Draw geometry from the given <a class="el" href="classCEGUI_1_1RenderQueue.html" title="Class that represents a queue of GeometryBuffer objects to be rendered.">RenderQueue</a> onto the surface that this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> represents. <a href="#ac7213d471817f3058791f8cb2b3f1d40"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#ae1e32a42394e6242c33b3da99de131e8">setArea</a> (const <a class="el" href="classCEGUI_1_1Rect.html">Rect</a> &area)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the area for this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. The exact action this function will take depends upon what the concrete class is representing. For example, with a 'view port' style <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>, this should set the area that the view port occupies on the display (or rendering window). <a href="#ae1e32a42394e6242c33b3da99de131e8"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classCEGUI_1_1Rect.html">Rect</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a814be3083a722249e2411f70e6e255c9">getArea</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Return the area defined for this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. <a href="#a814be3083a722249e2411f70e6e255c9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a685e5793dc7e5ea02b12d79c890b71a1">activate</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Activate the render target and put it in a state ready to be drawn to. <a href="#a685e5793dc7e5ea02b12d79c890b71a1"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a86e8476eda12ad63f73800f03748acfa">deactivate</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Deactivate the render target after having completed rendering. <a href="#a86e8476eda12ad63f73800f03748acfa"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a37ed226363cc37ba7f78dfde8249238f"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::unprojectPoint" ref="a37ed226363cc37ba7f78dfde8249238f" args="(const GeometryBuffer &buff, const Vector2 &p_in, Vector2 &p_out) const " -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a37ed226363cc37ba7f78dfde8249238f">unprojectPoint</a> (const <a class="el" href="classCEGUI_1_1GeometryBuffer.html">GeometryBuffer</a> &buff, const <a class="el" href="classCEGUI_1_1Vector2.html">Vector2</a> &p_in, <a class="el" href="classCEGUI_1_1Vector2.html">Vector2</a> &p_out) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Take point <em>p_in</em> unproject it and put the result in <em>p_out</em>. Resulting point is local to <a class="el" href="classCEGUI_1_1GeometryBuffer.html" title="Abstract class defining the interface for objects that buffer geometry for later rendering.">GeometryBuffer</a> <em>buff</em>. <br/></td></tr>
<tr><td colspan="2"><h2><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa0f63865ef63b4cb675282d95768a94f"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::updateMatrix" ref="aa0f63865ef63b4cb675282d95768a94f" args="() const " -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#aa0f63865ef63b4cb675282d95768a94f">updateMatrix</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">helper that initialises the cached matrix <br/></td></tr>
<tr><td colspan="2"><h2><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a61dd55538c5eec6b6f317b095f3cac4e"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_owner" ref="a61dd55538c5eec6b6f317b095f3cac4e" args="" -->
<a class="el" href="classCEGUI_1_1IrrlichtRenderer.html">IrrlichtRenderer</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a61dd55538c5eec6b6f317b095f3cac4e">d_owner</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classCEGUI_1_1IrrlichtRenderer.html" title="CEGUI::Renderer implementation for the Irrlicht engine.">IrrlichtRenderer</a> object that owns this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3a05e88a850fe9ad9c97605e43267a42"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_driver" ref="a3a05e88a850fe9ad9c97605e43267a42" args="" -->
irr::video::IVideoDriver & </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a3a05e88a850fe9ad9c97605e43267a42">d_driver</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Irrlicht video driver we are using. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a923d1ca17cfa170f8d7b140c2b266fcc"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_area" ref="a923d1ca17cfa170f8d7b140c2b266fcc" args="" -->
<a class="el" href="classCEGUI_1_1Rect.html">Rect</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a923d1ca17cfa170f8d7b140c2b266fcc">d_area</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">holds defined area for the <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a47980f403422e28d6b20e5028c7d76d9"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_matrix" ref="a47980f403422e28d6b20e5028c7d76d9" args="" -->
irr::core::matrix4 </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a47980f403422e28d6b20e5028c7d76d9">d_matrix</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">projection / view matrix cache <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7886903cc03b3b4b6ff55986d839dd7a"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_matrixValid" ref="a7886903cc03b3b4b6ff55986d839dd7a" args="" -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a7886903cc03b3b4b6ff55986d839dd7a">d_matrixValid</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">true when d_matrix is valid and up to date <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac4b5fef91d0e2d6281275707b92f3f47"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_viewDistance" ref="ac4b5fef91d0e2d6281275707b92f3f47" args="" -->
float </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#ac4b5fef91d0e2d6281275707b92f3f47">d_viewDistance</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">tracks viewing distance (this is set up at the same time as d_matrix) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a277a8eedc03a268d6ecaa9ffa005cec7"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::d_xViewDir" ref="a277a8eedc03a268d6ecaa9ffa005cec7" args="" -->
const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classCEGUI_1_1IrrlichtRenderTarget.html#a277a8eedc03a268d6ecaa9ffa005cec7">d_xViewDir</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">a coefficient used to handle OpenGL / D3D projection variations. <br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Intermediate <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> implementing common parts for Irrlicht engine. </p>
</div><hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a685e5793dc7e5ea02b12d79c890b71a1"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::activate" ref="a685e5793dc7e5ea02b12d79c890b71a1" args="()" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void CEGUI::IrrlichtRenderTarget::activate </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Activate the render target and put it in a state ready to be drawn to. </p>
<dl class="note"><dt><b>Note:</b></dt><dd>You MUST call this before doing any rendering - if you do not call this, in the unlikely event that your application actually works, it will likely stop working in some future version. </dd></dl>
<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#a72bc70d7ccbde09dbb918873ff3b4a61">CEGUI::RenderTarget</a>.</p>
<p>Reimplemented in <a class="el" href="classCEGUI_1_1IrrlichtTextureTarget.html#a16b6de6225f01fccbdb3515c665f0019">CEGUI::IrrlichtTextureTarget</a>.</p>
</div>
</div>
<a class="anchor" id="a86e8476eda12ad63f73800f03748acfa"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::deactivate" ref="a86e8476eda12ad63f73800f03748acfa" args="()" -->
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<td class="memname">void CEGUI::IrrlichtRenderTarget::deactivate </td>
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<td><code> [virtual]</code></td>
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<p>Deactivate the render target after having completed rendering. </p>
<dl class="note"><dt><b>Note:</b></dt><dd>You MUST call this after you finish rendering to the target - if you do not call this, in the unlikely event that your application actually works, it will likely stop working in some future version. </dd></dl>
<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#a317984991e56d58424db780ec0c2f91e">CEGUI::RenderTarget</a>.</p>
<p>Reimplemented in <a class="el" href="classCEGUI_1_1IrrlichtTextureTarget.html#a1c542cbfdc162524f13fca6123ec12b1">CEGUI::IrrlichtTextureTarget</a>.</p>
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<a class="anchor" id="a73fa33cbc786a1d8f8b4d0bc07d476de"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::draw" ref="a73fa33cbc786a1d8f8b4d0bc07d476de" args="(const GeometryBuffer &buffer)" -->
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<td class="memname">void CEGUI::IrrlichtRenderTarget::draw </td>
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<td class="paramtype">const <a class="el" href="classCEGUI_1_1GeometryBuffer.html">GeometryBuffer</a> & </td>
<td class="paramname"><em>buffer</em></td><td>)</td>
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<p>Draw geometry from the given <a class="el" href="classCEGUI_1_1GeometryBuffer.html" title="Abstract class defining the interface for objects that buffer geometry for later rendering.">GeometryBuffer</a> onto the surface that this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> represents. </p>
<dl><dt><b>Parameters:</b></dt><dd>
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<tr><td class="paramname">buffer</td><td><a class="el" href="classCEGUI_1_1GeometryBuffer.html" title="Abstract class defining the interface for objects that buffer geometry for later rendering.">GeometryBuffer</a> object holding the geometry that should be drawn to the <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. </td></tr>
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<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#a33639d1a76959d3a1e8e38a63ee6a966">CEGUI::RenderTarget</a>.</p>
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<a class="anchor" id="ac7213d471817f3058791f8cb2b3f1d40"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::draw" ref="ac7213d471817f3058791f8cb2b3f1d40" args="(const RenderQueue &queue)" -->
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<td class="memname">void CEGUI::IrrlichtRenderTarget::draw </td>
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<td class="paramtype">const <a class="el" href="classCEGUI_1_1RenderQueue.html">RenderQueue</a> & </td>
<td class="paramname"><em>queue</em></td><td>)</td>
<td><code> [virtual]</code></td>
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<p>Draw geometry from the given <a class="el" href="classCEGUI_1_1RenderQueue.html" title="Class that represents a queue of GeometryBuffer objects to be rendered.">RenderQueue</a> onto the surface that this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> represents. </p>
<dl><dt><b>Parameters:</b></dt><dd>
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<tr><td class="paramname">queue</td><td><a class="el" href="classCEGUI_1_1RenderQueue.html" title="Class that represents a queue of GeometryBuffer objects to be rendered.">RenderQueue</a> object holding the geometry that should be drawn to the <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. </td></tr>
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<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#afeabafe1f5c45cc39fea2af31667aa2e">CEGUI::RenderTarget</a>.</p>
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<a class="anchor" id="a814be3083a722249e2411f70e6e255c9"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::getArea" ref="a814be3083a722249e2411f70e6e255c9" args="() const " -->
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<td class="memname">const <a class="el" href="classCEGUI_1_1Rect.html">Rect</a>& CEGUI::IrrlichtRenderTarget::getArea </td>
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<td> const<code> [virtual]</code></td>
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<p>Return the area defined for this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd><a class="el" href="classCEGUI_1_1Rect.html" title="Class encapsulating operations on a Rectangle.">Rect</a> object describing the currently defined area for this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. </dd></dl>
<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#a53867d08807209794f19ac4f6f2db91b">CEGUI::RenderTarget</a>.</p>
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<a class="anchor" id="ae1e32a42394e6242c33b3da99de131e8"></a><!-- doxytag: member="CEGUI::IrrlichtRenderTarget::setArea" ref="ae1e32a42394e6242c33b3da99de131e8" args="(const Rect &area)" -->
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<td class="memname">void CEGUI::IrrlichtRenderTarget::setArea </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classCEGUI_1_1Rect.html">Rect</a> & </td>
<td class="paramname"><em>area</em></td><td>)</td>
<td><code> [virtual]</code></td>
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<p>Set the area for this <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>. The exact action this function will take depends upon what the concrete class is representing. For example, with a 'view port' style <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>, this should set the area that the view port occupies on the display (or rendering window). </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">area</td><td><a class="el" href="classCEGUI_1_1Rect.html" title="Class encapsulating operations on a Rectangle.">Rect</a> object describing the new area to be assigned to the <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a>.</td></tr>
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<dl><dt><b>Exceptions:</b></dt><dd>
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<tr><td class="paramname"><a class="el" href="classCEGUI_1_1InvalidRequestException.html" title="Exception class used when some impossible request was made of the system.">InvalidRequestException</a></td><td>May be thrown if the <a class="el" href="classCEGUI_1_1RenderTarget.html" title="Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...">RenderTarget</a> does not support setting or changing its area, or if the area change can not be satisfied for some reason. </td></tr>
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<p>Implements <a class="el" href="classCEGUI_1_1RenderTarget.html#a8de4d4ed35d444111334d4e6463c5630">CEGUI::RenderTarget</a>.</p>
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