Method update8

src/fl/math/time_alpha.cpp.hpp:118–141

}

u8 TimeRamp::update8(u32 now) FL_NOEXCEPT {
    if (!isActive(now)) {
        return 0;
    }
    // u32 elapsed = now - mStart;
    u8 out = 0;
    if (now < mFinishedRisingTime) {
        out = time_alpha8(now, mStart, mFinishedRisingTime);
    } else if (now < mFinishedPlateauTime) {
        // plateau
        out = 255;
    } else if (now < mFinishedFallingTime) {
        // ramp down
        u8 alpha =
            time_alpha8(now, mFinishedPlateauTime, mFinishedFallingTime);
        out = 255 - alpha;
    } else {
        // finished
        out = 0;
    }

    mLastValue = out;
    return out;
}

} // namespace fl