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Setting a Render Image
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.. code:: cpp 
        
    RED::Object* render_image;

    // Create the render image.
    RC_TEST( iresmgr->CreateImage2D( render_image, iresmgr->GetState() ) );

    // Set the render image to the vrl.
    RED::IImage2D* irender_image;
    irender_image = render_image->As< RED::IImage2D >();
    RC_TEST( irender_image->SetRenderImage( vrl, width, height, 0, 0, RED::TGT_TEX_RECT, iresmgr->GetState() ) ); 