private void packCoordinates(LandTile tile, int index) {
// lat and lon rounded to 2 decimal places
int packedLatLon = 0;
int roundedLat = Math.round(tile.getLatitude() * 100);
int roundedLon = Math.round(tile.getLongitude() * 100);
// pack lat onto first 16 bits, lon onto next 16 bits
packedLatLon |= (roundedLat << 0);
packedLatLon |= (roundedLon << 16);
PACKED_TILE_COORDINATES[index] = packedLatLon;
}
private void packRatings(LandTile tile, int index) {
// 3 bytes to store 12 crop ratings
byte packedRating1 = 0;
byte packedRating2 = 0;
byte packedRating3 = 0;
for (int i = 0; i < 4; i++) {
packedRating1 |= (tile.getCropRatings()[i].ordinal() << (6 - 2 * i));
packedRating2 |= (tile.getCropRatings()[i + 4].ordinal() << (6 - 2 * i));
packedRating3 |= (tile.getCropRatings()[i + 8].ordinal() << (6 - 2 * i));
}
int realIndex = index * 3;
PACKED_CROP_RATINGS[realIndex] = packedRating1;
PACKED_CROP_RATINGS[realIndex + 1] = packedRating2;
PACKED_CROP_RATINGS[realIndex + 2] = packedRating3;
}