Pack and unpack a range of a float into a limited number of bits.

Code functions This pack and unpack a range of a float into a limited number of bits.

unsigned int pack_float (float val, float minval, float maxval, int bits);

float unpack_float (unsigned int val, float minval, float maxval, int bits);

unsigned int pack_float( float val, float minVal, float maxVal, int bits) {      assert (bits >= 0 && bits < 32);      assert (val >= minVal && val < maxVal);      return (1U<<bits)*(val-minVal)/(maxVal-minVal); } float unpack_float(unsigned int val, float minVal, float maxVal, int bits) {      assert (bits >= 0 && bits < 32);      assert (val < (1U<<bits));      return val*(maxVal-minVal)/(1U<<bits)+minVal; }

Pack and unpack a range of a float into a limited number of bits.