rgb_2_rgbw_white_boosted()

void fl::rgb_2_rgbw_white_boosted	(	u16	w_color_temperature,
		u8	r,
		u8	g,
		u8	b,
		u8	r_scale,
		u8	g_scale,
		u8	b_scale,
		u8 *	out_r,
		u8 *	out_g,
		u8 *	out_b,
		u8 *	out_w )

Converts RGB to RGBW with a boosted white channel.

Definition at line 122 of file rgbw.cpp.hpp.

                                                                            {
    (void)w_color_temperature;
    r = scale8(r, r_scale);
    g = scale8(g, g_scale);
    b = scale8(b, b_scale);
    u8 min_component = rgbw_min3(r, g, b);
    u8 w;
    bool is_min = true;
    if (min_component <= 84) {
        w = 3 * min_component;
    } else {
        w = 255;
        is_min = false;
    }
    u8 r_prime;
    u8 g_prime;
    u8 b_prime;
    if (is_min) {
        r_prime = r - min_component;
        g_prime = g - min_component;
        b_prime = b - min_component;
    } else {
        u8 w3 = divide_by_3(w);
        r_prime = r - w3;
        g_prime = g - w3;
        b_prime = b - w3;
    }
 
    *out_r = r_prime;
    *out_g = g_prime;
    *out_b = b_prime;
    *out_w = w;
}

References FL_NO_EXCEPT, and g.

Referenced by rgb_2_rgbw().

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