rgb_2_rgbww_user_function()

void fl::rgb_2_rgbww_user_function	(	const Rgbww &	cfg,
		fl::u8	r,
		fl::u8	g,
		fl::u8	b,
		fl::u8	r_scale,
		fl::u8	g_scale,
		fl::u8	b_scale,
		fl::u8 *	out_r,
		fl::u8 *	out_g,
		fl::u8 *	out_b,
		fl::u8 *	out_ww,
		fl::u8 *	out_wc )

User-installable RGB->RGBWW function.

Set via set_rgb_2_rgbww_function(). Falls back to all-zero output when no user function has been installed.

Definition at line 154 of file rgbww.cpp.hpp.

                                                                   {
    rgb_2_rgbww_function fn = fl::Singleton<Rgb2RgbwwUserState>::instance().fn;
    if (fn == nullptr) {
        // No user function installed — produce safe zero output.
        zero_out(out_r, out_g, out_b, out_ww, out_wc);
        return;
    }
    fn(cfg, r, g, b, r_scale, g_scale, b_scale,
       out_r, out_g, out_b, out_ww, out_wc);
}

References FL_NOEXCEPT, and fl::Singleton< T, N >::instance().

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