private static void insert(final int mapY, final int mustBePlain, final int... emptyOrPlain) {
final short patchId = PartitionPatch.getPatchIdFromMapCoord(1, mapY);
BorderHelper.BORDER_PATCHES.put(mustBePlain, patchId);
for (final int optional : emptyOrPlain) {
insert(mapY, mustBePlain | optional, new int[0]);
insert(mapY, mustBePlain | optional, allExcept(emptyOrPlain, optional));
}
}
private static boolean isEmptyPatchOrEntryBorder(
final short[][] patches, final int x, final int y) {
return isEmptyPatch(patches, x, y)
|| PartitionPatch.getMapCoordFromPatchId(patches[x][y]).getX() == 2;
}
public static short getPatchIdForMask(final int mask) {
if (!BorderHelper.BORDER_PATCHES.contains(mask)) {
return PartitionPatch.getPatchIdFromMapCoord(1, 0);
}
return BorderHelper.BORDER_PATCHES.get(mask);
}