scale8_to_16_accurate()

static u16 fl::scale8_to_16_accurate ( u8 x )

inlinestatic

Definition at line 12 of file hsv16.cpp.hpp.

                                                           {
    if (x == 0) return 0;
    if (x == 255) return 65535;
    // Use 32-bit arithmetic with rounding: (x * 65535 + 127) / 255
    // This is equivalent to: (x * 65535 + 255/2) / 255
    return (u16)(((u32)x * 65535 + 127) / 255);
}

References FL_NO_EXCEPT, and x.

Referenced by RGBtoHSV16().

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