fromSNorm
Converts a SNORM value in the range 0, rangeMaximum to a scalar in the range -1.0, 1.0.
Return
Scalar in the range -1.0, 1.0.
Parameters
value
SNORM value in the range 0, rangeMaximum
rangeMaximum
The maximum value in the SNORM range, 255 by default. Default value - 255