Creates a palette of rainbow colors. * The colors are arranged in the light wave length spectrum order (starting from purple). * * \verbatim im.PaletteRainbow() -> pal: imPalette [in Lua 5] \endverbatim * \ingroup palette
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Creates a palette of rainbow colors. * The colors are arranged in the light wave length spectrum order (starting from purple). * * \verbatim im.PaletteRainbow() -> pal: imPalette [in Lua 5] \endverbatim * \ingroup palette