easeInCubic16()

u16 fl::easeInCubic16

(

u16

i

)

16-bit cubic ease-in function Takes an input value 0-65535 and returns an eased value 0-65535

Definition at line 249 of file ease.cpp.hpp.

                                      {
    // Simple cubic ease-in: i³ scaled to 16-bit range
    // y = i³ / MAX²
    constexpr u32 MAX = 0xFFFF;                // 65535
    constexpr fl::u64 DENOM = (fl::u64)MAX * MAX; // 65535²
    constexpr fl::u64 ROUND = DENOM >> 1;          // for rounding
 
    fl::u64 ii = i;
    fl::u64 cube = ii * ii * ii; // i³
    fl::u64 num = cube + ROUND;
    return u16(num / DENOM);
}

References FL_NO_EXCEPT.

Referenced by ease16(), and ease16().

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