ease16InOutCubic()

LIB8STATIC fl::u16 ease16InOutCubic

(

fl::u16

i

)

Definition at line 549 of file lib8tion.h.

                                            {
    // This function produces wrong results, use fl::easeInOutCubic16 instead
    //
    // 16-bit cubic ease-in / ease-out function
    // Equivalent to ease8InOutCubic() but for 16-bit values
    // Formula: 3(x^2) - 2(x^3) applied with proper ease-in-out curve
 
    // Apply the cubic formula directly, similar to the 8-bit version
    // scale16(a, b) computes (a * b) / 65536
    fl::u32 ii = scale16(i, i);   // i^2 scaled to 16-bit
    fl::u32 iii = scale16(ii, i); // i^3 scaled to 16-bit
 
    // Apply cubic formula: 3x^2 - 2x^3
    fl::u32 r1 = (3 * ii) - (2 * iii);
 
    // Clamp result to 16-bit range
    if (r1 > 65535) {
        return 65535;
    }
    return (fl::u16)r1;
}

References LIB8STATIC.