ClipToShort()

static __inline short fl::third_party::ClipToShort ( int x, int fracBits )

static

Definition at line 74 of file polyphase.hpp.

{
    int32_t x32 = (int32_t)x;
    int32_t sign;
 
    /* assumes you've already rounded (x += (1 << (fracBits-1))) */
    x32 >>= fracBits;
 
    /* Ken's trick: clips to [-32768, 32767] */
    sign = x32 >> 31;
    if (sign != (x32 >> 15))
        x32 = sign ^ ((1L << 15) - 1);
 
    return (short)x32;
}

References FL_NOEXCEPT, fl::sign(), and fl::x.

Referenced by PolyphaseMono(), and PolyphaseStereo().

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