interface_build {
    {d.rgb} 0
    {Displays three raster map layers as red, green, and blue overlays.}
    {entry red   {Raster map to be used for RED:} 0 raster}
    {entry green {Raster map to be used for GREEN:} 0 raster}
    {entry blue  {Raster map to be used for BLUE:} 0 raster}
}