pack_float()

static float pack_float ( const float  value, const int  realm  )

static

Definition at line 1293 of file gserialized_gist_2d.c.

References gserialized_gist_penalty_2d(), PG_FUNCTION_INFO_V1(), and genraster::value.

Referenced by gserialized_gist_penalty_2d().

{
  union {
    float f;
    struct { unsigned value:31, sign:1; } vbits;
    struct { unsigned value:29, realm:2, sign:1; } rbits;
  } a;

  a.f = value;
  a.rbits.value = a.vbits.value >> 2;
  a.rbits.realm = realm;

  return a.f;
}

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