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<title>Crystal Space 1.2.1: iShaderVariableAccessor Struct Reference (Crystal Space 1.2.1 Public API Reference)</title>
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<h1>iShaderVariableAccessor Struct Reference<br>
<small>
[<a class="el" href="group__gfx3d.html">3D</a>]</small>
</h1><!-- doxytag: class="iShaderVariableAccessor" --><!-- doxytag: inherits="iBase" -->Interface to an accessorcallback for shadervariables.
<a href="#_details">More...</a>
<p>
<code>#include <<a class="el" href="shadervar_8h-source.html">csgfx/shadervar.h</a>></code>
<p>
<div class="dynheader">
Inheritance diagram for iShaderVariableAccessor:</div>
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<p><center><img src="structiShaderVariableAccessor__inherit__graph.png" border="0" usemap="#iShaderVariableAccessor__inherit__map" alt="Inheritance graph"></center>
<map name="iShaderVariableAccessor__inherit__map">
<area shape="rect" href="classscfImplementation1.html" title="scfImplementation1\< csNormalizationCubeAccessor, iShaderVariableAccessor \>" alt="" coords="423,5,961,32"><area shape="rect" href="classscfImplementationExt2.html" title="scfImplementationExt2\< csShaderExpressionAccessor, csObject, iShaderVariableAccessor, iSelfDestruct \>" alt="" coords="337,56,1047,83"><area shape="rect" href="structiBase.html" title="This is the basic interface: all other interfaces should be derived from this one..." alt="" coords="5,31,61,57"><area shape="rect" href="classcsNormalizationCubeAccessor.html" title="Shader variable accessor for a normalization cubemap." alt="" coords="1096,5,1312,32"><area shape="rect" href="classcsShaderExpressionAccessor.html" title="Shader variable accessor that evaluates a shader expression when the SV value is..." alt="" coords="1100,56,1308,83"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center></div>
<p>
<a href="structiShaderVariableAccessor-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structiShaderVariableAccessor.html#16924424479a6c2fd5645b3defd31d3a">PreGetValue</a> (<a class="el" href="classcsShaderVariable.html">csShaderVariable</a> *variable)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Called before the value of the attached SV is returned. <a href="#16924424479a6c2fd5645b3defd31d3a"></a><br></td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
Interface to an accessorcallback for shadervariables.
<p>
This is used when we know the object providing the value of a single variable, but the exact value cannot be predetermined.
<p>Definition at line <a class="el" href="shadervar_8h-source.html#l00060">60</a> of file <a class="el" href="shadervar_8h-source.html">shadervar.h</a>.</p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="16924424479a6c2fd5645b3defd31d3a"></a><!-- doxytag: member="iShaderVariableAccessor::PreGetValue" ref="16924424479a6c2fd5645b3defd31d3a" args="(csShaderVariable *variable)=0" -->
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<td class="memname">virtual void iShaderVariableAccessor::PreGetValue </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classcsShaderVariable.html">csShaderVariable</a> * </td>
<td class="paramname"> <em>variable</em> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
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<div class="memdoc">
<p>
Called before the value of the attached SV is returned.
<p>
<p>Implemented in <a class="el" href="classcsShaderExpressionAccessor.html#64d05ae9bbf6ca3bd38efb4176766be7">csShaderExpressionAccessor</a>, and <a class="el" href="classcsNormalizationCubeAccessor.html#04f4e2dcbad38bc52489d59ba3cfaec7">csNormalizationCubeAccessor</a>.</p>
</div>
</div><p>
<hr>The documentation for this struct was generated from the following file:<ul>
<li>csgfx/<a class="el" href="shadervar_8h-source.html">shadervar.h</a></ul>
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