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<h1>vtkRenderState Class Reference</h1><!-- doxytag: class="vtkRenderState" --><code>#include <<a class="el" href="a05326.html">vtkRenderState.h</a>></code>
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Collaboration diagram for vtkRenderState:</div>
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<a href="a14165.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
Context in which a <a class="el" href="a01485.html" title="Perform part of the rendering of a vtkRenderer.">vtkRenderPass</a> will render.
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<a class="el" href="a01487.html" title="Context in which a vtkRenderPass will render.">vtkRenderState</a> is a ligthweight effective class which gather information used by a <a class="el" href="a01485.html" title="Perform part of the rendering of a vtkRenderer.">vtkRenderPass</a> to perform its execution. <dl class="attention" compact><dt><b>Attention:</b></dt><dd>Get methods are const to enforce that a renderpass cannot modify the RenderPass object. It works in conjunction with <a class="el" href="a01485.html#e294a805df37151e743034fd59c2f377">vtkRenderPass::Render</a> where the argument <a class="el" href="a01487.html" title="Context in which a vtkRenderPass will render.">vtkRenderState</a> is const. </dd></dl>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="a01485.html" title="Perform part of the rendering of a vtkRenderer.">vtkRenderPass</a> <a class="el" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> <a class="el" href="a00563.html" title="internal class which encapsulates OpenGL frame buffer object. Not to be used directly...">vtkFrameBufferObject</a> <a class="el" href="a01317.html" title="abstract superclass for all actors, volumes and annotations">vtkProp</a> </dd></dl>
<p>Definition at line <a class="el" href="a05326.html#l00038">38</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#32b6cc2896074c86f78686fa20a895d3">vtkRenderState</a> (<a class="el" href="a01480.html">vtkRenderer</a> *renderer)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#788d50ca75ebb34141ddf8c6250539d9">~vtkRenderState</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#5839b66ed1969840df21733787095536">IsValid</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a01480.html">vtkRenderer</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#cdfae3fc45d7566d69ee899305d83ee4">GetRenderer</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00563.html">vtkFrameBufferObject</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#43e00dde514d9c1b7e54581f5b00c1f6">GetFrameBuffer</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#a1450372327891c7b086d28f13bc96c6">SetFrameBuffer</a> (<a class="el" href="a00563.html">vtkFrameBufferObject</a> *fbo)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a01317.html">vtkProp</a> ** </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#d4bc8f6a41bc075b83fa0a01fc64bb93">GetPropArray</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#7a5fe6268956fecc5086125df04828d2">GetPropArrayCount</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00872.html">vtkInformation</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#087ebdcc7513faaf70f55546ad87074e">GetRequiredKeys</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#0c058c4a05dd4ca3fc328336d430c336">SetRequiredKeys</a> (<a class="el" href="a00872.html">vtkInformation</a> *keys)</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#1f61719c475ed908d15137671894d977">SetPropArrayAndCount</a> (<a class="el" href="a01317.html">vtkProp</a> **propArray, int propArrayCount)</td></tr>
<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a01480.html">vtkRenderer</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#1307098f8a551e9576418827a59796ff">Renderer</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00563.html">vtkFrameBufferObject</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#b25ab6bfeff41b9a59941e68271683d3">FrameBuffer</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00872.html">vtkInformation</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#b09fdded72019831fb33d489799b7db2">RequiredKeys</a></td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a01317.html">vtkProp</a> ** </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#402f94efaa8db561328b25d34a5fe96c">PropArray</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01487.html#4dc75088e4ae6a3242b35e5ccd21b19b">PropArrayCount</a></td></tr>
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<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="32b6cc2896074c86f78686fa20a895d3"></a><!-- doxytag: member="vtkRenderState::vtkRenderState" ref="32b6cc2896074c86f78686fa20a895d3" args="(vtkRenderer *renderer)" -->
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<td class="memname">vtkRenderState::vtkRenderState </td>
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Constructor. All values are initialized to 0 or NULL. <dl class="pre" compact><dt><b>Precondition:</b></dt><dd>renderer_exists: renderer!=0 </dd></dl>
<dl class="post" compact><dt><b>Postcondition:</b></dt><dd>renderer_is_set: <a class="el" href="a01487.html#cdfae3fc45d7566d69ee899305d83ee4">GetRenderer()</a>==renderer. <p>
valid_state: <a class="el" href="a01487.html#5839b66ed1969840df21733787095536">IsValid()</a> </dd></dl>
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<a class="anchor" name="788d50ca75ebb34141ddf8c6250539d9"></a><!-- doxytag: member="vtkRenderState::~vtkRenderState" ref="788d50ca75ebb34141ddf8c6250539d9" args="()" -->
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<td class="memname">vtkRenderState::~vtkRenderState </td>
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Destructor. As a <a class="el" href="a01487.html" title="Context in which a vtkRenderPass will render.">vtkRenderState</a> does not own any of its variables, the destructor does nothing.
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="5839b66ed1969840df21733787095536"></a><!-- doxytag: member="vtkRenderState::IsValid" ref="5839b66ed1969840df21733787095536" args="() const " -->
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<td class="memname">bool vtkRenderState::IsValid </td>
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Tells if the RenderState is a valid one (Renderer is not null).
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<a class="anchor" name="cdfae3fc45d7566d69ee899305d83ee4"></a><!-- doxytag: member="vtkRenderState::GetRenderer" ref="cdfae3fc45d7566d69ee899305d83ee4" args="() const " -->
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<td class="memname"><a class="el" href="a01480.html">vtkRenderer</a>* vtkRenderState::GetRenderer </td>
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Return the Renderer. This is the renderer in which the render pass is performed. It gives access to the RenderWindow, to the props. <dl class="post" compact><dt><b>Postcondition:</b></dt><dd>result_exists: result!=0 </dd></dl>
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<a class="anchor" name="43e00dde514d9c1b7e54581f5b00c1f6"></a><!-- doxytag: member="vtkRenderState::GetFrameBuffer" ref="43e00dde514d9c1b7e54581f5b00c1f6" args="() const " -->
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<td class="memname"><a class="el" href="a00563.html">vtkFrameBufferObject</a>* vtkRenderState::GetFrameBuffer </td>
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Return the FrameBuffer. This is the framebuffer in use. NULL means it is the FrameBuffer provided by the RenderWindow (it can actually be an FBO in case the RenderWindow is in off screen mode).
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<a class="anchor" name="a1450372327891c7b086d28f13bc96c6"></a><!-- doxytag: member="vtkRenderState::SetFrameBuffer" ref="a1450372327891c7b086d28f13bc96c6" args="(vtkFrameBufferObject *fbo)" -->
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<td class="memname">void vtkRenderState::SetFrameBuffer </td>
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Set the FrameBuffer. See <a class="el" href="a01487.html#43e00dde514d9c1b7e54581f5b00c1f6">GetFrameBuffer()</a>. <dl class="post" compact><dt><b>Postcondition:</b></dt><dd>is_set: <a class="el" href="a01487.html#43e00dde514d9c1b7e54581f5b00c1f6">GetFrameBuffer()</a>==fbo </dd></dl>
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<a class="anchor" name="d4bc8f6a41bc075b83fa0a01fc64bb93"></a><!-- doxytag: member="vtkRenderState::GetPropArray" ref="d4bc8f6a41bc075b83fa0a01fc64bb93" args="() const " -->
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<td class="memname"><a class="el" href="a01317.html">vtkProp</a>** vtkRenderState::GetPropArray </td>
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Return the array of filtered props. See <a class="el" href="a01487.html#1f61719c475ed908d15137671894d977">SetPropArrayAndCount()</a>.
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<a class="anchor" name="7a5fe6268956fecc5086125df04828d2"></a><!-- doxytag: member="vtkRenderState::GetPropArrayCount" ref="7a5fe6268956fecc5086125df04828d2" args="() const " -->
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Return the size of the array of filtered props. See <a class="el" href="a01487.html#1f61719c475ed908d15137671894d977">SetPropArrayAndCount()</a>. <dl class="post" compact><dt><b>Postcondition:</b></dt><dd>positive_result: result>=0 </dd></dl>
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<a class="anchor" name="1f61719c475ed908d15137671894d977"></a><!-- doxytag: member="vtkRenderState::SetPropArrayAndCount" ref="1f61719c475ed908d15137671894d977" args="(vtkProp **propArray, int propArrayCount)" -->
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<td class="memname">void vtkRenderState::SetPropArrayAndCount </td>
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Set the array of of filtered props and its size. It is a subset of props to render. A renderpass might ignore this filtered list and access to all the props of the <a class="el" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> object directly. For example, a render pass may filter props that are visible and not culled by the frustum, but a sub render pass building a shadow map may need all the visible props. <dl class="pre" compact><dt><b>Precondition:</b></dt><dd>positive_size: propArrayCount>=0 <p>
valid_null_array: propArray!=0 || propArrayCount==0 </dd></dl>
<dl class="post" compact><dt><b>Postcondition:</b></dt><dd>is_set: <a class="el" href="a01487.html#d4bc8f6a41bc075b83fa0a01fc64bb93">GetPropArray()</a>==propArray && <a class="el" href="a01487.html#7a5fe6268956fecc5086125df04828d2">GetPropArrayCount()</a>==propArrayCount </dd></dl>
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<a class="anchor" name="087ebdcc7513faaf70f55546ad87074e"></a><!-- doxytag: member="vtkRenderState::GetRequiredKeys" ref="087ebdcc7513faaf70f55546ad87074e" args="() const " -->
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Return the required property keys for the props. It tells that the current render pass it supposed to render only props that have all the RequiredKeys in their property keys.
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<a class="anchor" name="0c058c4a05dd4ca3fc328336d430c336"></a><!-- doxytag: member="vtkRenderState::SetRequiredKeys" ref="0c058c4a05dd4ca3fc328336d430c336" args="(vtkInformation *keys)" -->
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<td class="memname">void vtkRenderState::SetRequiredKeys </td>
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Set the required property keys for the props. See <a class="el" href="a01487.html#087ebdcc7513faaf70f55546ad87074e">GetRequiredKeys()</a>. <dl class="post" compact><dt><b>Postcondition:</b></dt><dd>is_set: <a class="el" href="a01487.html#087ebdcc7513faaf70f55546ad87074e">GetRequiredKeys()</a>==keys </dd></dl>
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<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="1307098f8a551e9576418827a59796ff"></a><!-- doxytag: member="vtkRenderState::Renderer" ref="1307098f8a551e9576418827a59796ff" args="" -->
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<td class="memname"><a class="el" href="a01480.html">vtkRenderer</a>* <a class="el" href="a01487.html#1307098f8a551e9576418827a59796ff">vtkRenderState::Renderer</a><code> [protected]</code> </td>
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The renderer in which the render pass is performed. It gives access to the RenderWindow, to the props.
<p>Definition at line <a class="el" href="a05326.html#l00100">100</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<a class="anchor" name="b25ab6bfeff41b9a59941e68271683d3"></a><!-- doxytag: member="vtkRenderState::FrameBuffer" ref="b25ab6bfeff41b9a59941e68271683d3" args="" -->
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<td class="memname"><a class="el" href="a00563.html">vtkFrameBufferObject</a>* <a class="el" href="a01487.html#b25ab6bfeff41b9a59941e68271683d3">vtkRenderState::FrameBuffer</a><code> [protected]</code> </td>
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The framebuffer in use. NULL means the FrameBuffer provided by the RenderWindow (it can actually be an FBO in case the RenderWindow is in off screen mode).
<p>Definition at line <a class="el" href="a05326.html#l00105">105</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<a class="anchor" name="402f94efaa8db561328b25d34a5fe96c"></a><!-- doxytag: member="vtkRenderState::PropArray" ref="402f94efaa8db561328b25d34a5fe96c" args="" -->
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<td class="memname"><a class="el" href="a01317.html">vtkProp</a>** <a class="el" href="a01487.html#402f94efaa8db561328b25d34a5fe96c">vtkRenderState::PropArray</a><code> [protected]</code> </td>
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Subset of props to render. A renderpass might ignore this filtered list and access to all the props of the <a class="el" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> object directly. For example, a render pass may filter props that are visible and not culled by the frustum, but a sub render pass building a shadow map may need all the visible props.
<p>Definition at line <a class="el" href="a05326.html#l00113">113</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<a class="anchor" name="4dc75088e4ae6a3242b35e5ccd21b19b"></a><!-- doxytag: member="vtkRenderState::PropArrayCount" ref="4dc75088e4ae6a3242b35e5ccd21b19b" args="" -->
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<td class="memname">int <a class="el" href="a01487.html#4dc75088e4ae6a3242b35e5ccd21b19b">vtkRenderState::PropArrayCount</a><code> [protected]</code> </td>
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Subset of props to render. A renderpass might ignore this filtered list and access to all the props of the <a class="el" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> object directly. For example, a render pass may filter props that are visible and not culled by the frustum, but a sub render pass building a shadow map may need all the visible props.
<p>Definition at line <a class="el" href="a05326.html#l00114">114</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<a class="anchor" name="b09fdded72019831fb33d489799b7db2"></a><!-- doxytag: member="vtkRenderState::RequiredKeys" ref="b09fdded72019831fb33d489799b7db2" args="" -->
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<td class="memname"><a class="el" href="a00872.html">vtkInformation</a>* <a class="el" href="a01487.html#b09fdded72019831fb33d489799b7db2">vtkRenderState::RequiredKeys</a><code> [protected]</code> </td>
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It tells that the current render pass it supposed to render only props that have all the RequiredKeys in their property keys.
<p>Definition at line <a class="el" href="a05326.html#l00119">119</a> of file <a class="el" href="a05326.html">vtkRenderState.h</a>.</p>
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<hr>The documentation for this class was generated from the following file:<ul>
<li>dox/Rendering/<a class="el" href="a05326.html">vtkRenderState.h</a></ul>
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<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 19:31:33 2009 for VTK by
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