<renderpath>
    <rendertarget name="BlurH" tag="Blur" sizedivisor="2 2" format="rgba" filter="true" />
    <rendertarget name="BlurV" tag="Blur" sizedivisor="2 2" format="rgba" filter="true" />
    <command type="quad" tag="Blur" vs="Blur" ps="Blur" psdefines="BLUR3" output="BlurH">
        <parameter name="BlurDir" value="1.0 0.0" />
        <parameter name="BlurRadius" value="2.0" />
        <parameter name="BlurSigma" value="2.0" />
        <texture unit="diffuse" name="viewport" />
    </command>
    <command type="quad" tag="Blur" vs="Blur" ps="Blur" psdefines="BLUR3" output="BlurV">
        <parameter name="BlurDir" value="0.0 1.0" />
        <parameter name="BlurRadius" value="2.0" />
        <parameter name="BlurSigma" value="2.0" />
        <texture unit="diffuse" name="BlurH" />
    </command>
    <command type="quad" tag="Blur" vs="Blur" ps="Blur" psdefines="BLUR3" output="BlurH">
        <parameter name="BlurDir" value="1.0 0.0" />
        <parameter name="BlurRadius" value="1.0" />
        <parameter name="BlurSigma" value="2.0" />
        <texture unit="diffuse" name="BlurV" />
    </command>
    <command type="quad" tag="Blur" vs="Blur" ps="Blur" psdefines="BLUR3" output="BlurV">
        <parameter name="BlurDir" value="0.0 1.0" />
        <parameter name="BlurRadius" value="1.0" />
        <parameter name="BlurSigma" value="2.0" />
        <texture unit="diffuse" name="BlurH" />
    </command>
    <command type="quad" tag="Blur" vs="CopyFramebuffer" ps="CopyFramebuffer" output="viewport">
        <texture unit="diffuse" name="BlurV" />
    </command>
</renderpath>
