shader()
{
    cull("none")
    sortweight("background")
    pass()
    {
        stream()
        {
            position( "float3", "SS_POSITION" )
        }
        tmu()
        {
			ColorOp("arg1", "tfactor", "current", "current")
			AlphaOp("arg1", "tfactor", "current", "current")
        }
        Tfactor( fRed, fGreen, fBlue, fAlpha )
        depthfunc("always", 0)
    }

}
