OpenMetaverse.TerrainCompressor.EncodePatchHeader C# (CSharp) 메소드

        private static int EncodePatchHeader(BitPack output, TerrainPatch.Header header, int[] patch)
        {
            int temp;
            int wbits = (header.QuantWBits & 0x0f) + 2;
            uint maxWbits = (uint)wbits + 5;
            uint minWbits = ((uint)wbits >> 1);

            wbits = (int)minWbits;

            for (int i = 0; i < patch.Length; i++)
            {
                temp = patch[i];

                if (temp != 0)
                {
                    // Get the absolute value
                    if (temp < 0) temp *= -1;

                    for (int j = (int)maxWbits; j > (int)minWbits; j--)
                    {
                        if ((temp & (1 << j)) != 0)
                        {
                            if (j > wbits) wbits = j;
                            break;
                        }
                    }
                }
            }

            wbits += 1;

            header.QuantWBits &= 0xf0;

            if (wbits > 17 || wbits < 2)
            {
                Logger.Log("Bits needed per word in EncodePatchHeader() are outside the allowed range",
                    Helpers.LogLevel.Error);
            }

            header.QuantWBits |= (wbits - 2);

            output.PackBits(header.QuantWBits, 8);
            output.PackFloat(header.DCOffset);
            output.PackBits(header.Range, 16);
            output.PackBits(header.PatchIDs, 10);

            return wbits;
        }