selectBasedOnHashBit()

static int8_t selectBasedOnHashBit ( uint8_t hash, uint8_t bitnumber, int8_t a, int8_t b )

inlinestatic

Definition at line 164 of file noise.cpp.

                                                                                                                              {
    int8_t result;
#if !defined(__AVR__)
    result = (hash & (1<<bitnumber)) ? a : b;
#else
    asm volatile(
        "mov %[result],%[a]          \n\t"
        "sbrs %[hash],%[bitnumber]   \n\t"
        "mov %[result],%[b]          \n\t"
        : [result] "=r" (result)
        : [hash] "r" (hash),
          [bitnumber] "M" (bitnumber),
          [a] "r" (a),
          [b] "r" (b)
        );
#endif
    return result;
}

Referenced by grad8().

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