message: Update decode_mesh.py
diff: @@ -56,10 +56,10 @@ def unpackData(fmt, data):
  # If the format needs post-processing such as normalisation, do that now
  if fmt.compType == rd.CompType.UNorm:
  - divisor = float((1 << fmt.compByteWidth) - 1)
  + divisor = float((2 ** (fmt.compByteWidth * 8)) - 1)
  value = tuple(float(i) / divisor for i in value)
  elif fmt.compType == rd.CompType.SNorm:
  - maxNeg = -(1 << (fmt.compByteWidth - 1))
  + maxNeg = -float(2 ** (fmt.compByteWidth * 8)) / 2
  divisor = float(-(maxNeg-1))
  value = tuple((float(i) if (i == maxNeg) else (float(i) / divisor)) for i in value)
  