quantizes double 64 bit latitude into 32 bits rounding down : in the direction of -90 concode_field_sep double LAT_DECODE concode_elem_sep double LON_DECODE concode_elem_sep double LAT_SCALE concode_elem_sep short BITS concode_elem_sep double LON_SCALE concode_field_sep int encodeLongitude concode_elem_sep double decodeLongitude concode_elem_sep double decodeLongitude concode_elem_sep int encodeLatitudeCeil concode_elem_sep int encodeLongitudeCeil concode_elem_sep double decodeLatitude concode_elem_sep double decodeLatitude
int function ( double arg0 ) { checkLatitude ( arg0 ) ; if ( arg0 == 90.0D ) { arg0 = Math . nextDown ( arg0 ) ; } return ( int ) Math . floor ( arg0 / LAT_DECODE ) ; }