urho3d/Bin/CoreData/Shaders/GLSL/Bloom.xml

<shaders>
    <shader type="vs" />
    <shader type="ps">
        <variation name="Bright" define="BRIGHT" />
        <variation name="HBlur" define="HBLUR" />
        <variation name="VBlur" define="VBLUR" />
        <variation name="Combine" define="COMBINE" />
    </shader>
</shaders>