Creates a palette of gray scale values. * The colors are arranged from black to white. * * \verbatim im.PaletteGray() -> pal: imPalette [in Lua 5] \endverbatim * \ingroup palette
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Creates a palette of gray scale values. * The colors are arranged from black to white. * * \verbatim im.PaletteGray() -> pal: imPalette [in Lua 5] \endverbatim * \ingroup palette