private static void pathto(World world, int i, int j, int k) {
List<ChunkCoordinates> blocks = Lists.newLinkedList();
List<ChunkCoordinates> portals = Lists.newLinkedList();
List<ChunkCoordinates> repath = Lists.newLinkedList();
List<ChunkCoordinates> redraw = Lists.newLinkedList();
blocks.add(new ChunkCoordinates(i, j, k));
while ((portals.size() > 0) || (blocks.size() > 0)) {
while (blocks.size() > 0) {
ChunkCoordinates coords = blocks.remove(0);
directPortal(world, coords.posX + 1, coords.posY, coords.posZ, 5, blocks, portals);
directPortal(world, coords.posX, coords.posY + 1, coords.posZ, 1, blocks, portals);
directPortal(world, coords.posX, coords.posY, coords.posZ + 1, 3, blocks, portals);
directPortal(world, coords.posX - 1, coords.posY, coords.posZ, 6, blocks, portals);
directPortal(world, coords.posX, coords.posY - 1, coords.posZ, 2, blocks, portals);
directPortal(world, coords.posX, coords.posY, coords.posZ - 1, 4, blocks, portals);
redraw.add(coords);
}
if (portals.size() > 0) {
ChunkCoordinates coords = portals.remove(0);
directPortal(world, coords.posX + 1, coords.posY, coords.posZ, 5, blocks, portals);
directPortal(world, coords.posX, coords.posY + 1, coords.posZ, 1, blocks, portals);
directPortal(world, coords.posX, coords.posY, coords.posZ + 1, 3, blocks, portals);
directPortal(world, coords.posX - 1, coords.posY, coords.posZ, 6, blocks, portals);
directPortal(world, coords.posX, coords.posY - 1, coords.posZ, 2, blocks, portals);
directPortal(world, coords.posX, coords.posY, coords.posZ - 1, 4, blocks, portals);
if (world.getBlock(coords.posX, coords.posY, coords.posZ) == NailedBlocks.portal) {
repath.add(coords);
}
}
}
while (repath.size() > 0) {
ChunkCoordinates coords = repath.remove(0);
if (world.getBlock(coords.posX, coords.posY, coords.posZ) == NailedBlocks.portal) {
if (!BlockPortal.isValidPortal(world, coords.posX, coords.posY, coords.posZ)) {
repathNeighbors(world, coords.posX, coords.posY, coords.posZ);
world.setBlock(coords.posX, coords.posY, coords.posZ, Blocks.air, 0, 0);
addSurrounding(repath, coords.posX, coords.posY, coords.posZ);
} else {
redraw.add(coords);
}
}
}
for (ChunkCoordinates coords : redraw) {
if (world.blockExists(coords.posX, coords.posY, coords.posZ)) {
world.markBlockForUpdate(coords.posX, coords.posY, coords.posZ);
world.notifyBlocksOfNeighborChange(
coords.posX,
coords.posY,
coords.posZ,
world.getBlock(coords.posX, coords.posY, coords.posZ));
}
}
}
public static void unpath(World world, int i, int j, int k) {
List<ChunkCoordinates> blocks = Lists.newLinkedList();
List<ChunkCoordinates> notify = Lists.newLinkedList();
blocks.add(new ChunkCoordinates(i, j, k));
while (blocks.size() > 0) {
ChunkCoordinates coords = blocks.remove(0);
depolarize(world, coords.posX + 1, coords.posY, coords.posZ, blocks);
depolarize(world, coords.posX, coords.posY + 1, coords.posZ, blocks);
depolarize(world, coords.posX, coords.posY, coords.posZ + 1, blocks);
depolarize(world, coords.posX - 1, coords.posY, coords.posZ, blocks);
depolarize(world, coords.posX, coords.posY - 1, coords.posZ, blocks);
depolarize(world, coords.posX, coords.posY, coords.posZ - 1, blocks);
notify.add(coords);
}
for (ChunkCoordinates coords : notify) {
if (world.blockExists(coords.posX, coords.posY, coords.posZ)) {
world.markBlockForUpdate(coords.posX, coords.posY, coords.posZ);
world.notifyBlocksOfNeighborChange(
coords.posX,
coords.posY,
coords.posZ,
world.getBlock(coords.posX, coords.posY, coords.posZ));
}
}
}
@Override
public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, Block block) {
ChunkCoordinates coord =
getBase(par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4));
if (par1World.getBlock(coord.posX, coord.posY, coord.posZ) != NailedBlocks.portalCrystal) {
this.dropBlockAsItem(par1World, par2, par3, par4, 0, 0);
par1World.setBlockToAir(par2, par3, par4);
}
super.onNeighborBlockChange(par1World, par2, par3, par4, block);
}
private static void directPortal(
World world,
int i,
int j,
int k,
int meta,
List<ChunkCoordinates> blocks,
List<ChunkCoordinates> portals) {
if (isValidLinkPortalBlock(world.getBlock(i, j, k)) == 0) {
return;
}
if (world.getBlockMetadata(i, j, k) != 0) {
return;
}
world.setBlockMetadataWithNotify(i, j, k, meta, 0);
if (world.getBlock(i, j, k) == NailedBlocks.portal) {
portals.add(new ChunkCoordinates(i, j, k));
} else {
blocks.add(new ChunkCoordinates(i, j, k));
}
}
private static void depolarize(World world, int i, int j, int k, List<ChunkCoordinates> blocks) {
Block block = world.getBlock(i, j, k);
if (isValidLinkPortalBlock(block) == 0) {
return;
}
if (world.getBlockMetadata(i, j, k) == 0) {
return;
}
world.setBlockMetadataWithNotify(i, j, k, 0, 0);
if ((block == NailedBlocks.portal) && (!BlockPortal.isValidPortal(world, i, j, k))) {
world.setBlock(i, j, k, Blocks.air, 0, 2);
}
blocks.add(new ChunkCoordinates(i, j, k));
}
private static void expandPortal(
World world,
int i,
int j,
int k,
Collection<ChunkCoordinates> set,
Stack<ChunkCoordinates> created) {
if (!world.isAirBlock(i, j, k)) {
return;
}
int score =
isValidLinkPortalBlock(world.getBlock(i + 1, j, k))
+ isValidLinkPortalBlock(world.getBlock(i - 1, j, k))
+ isValidLinkPortalBlock(world.getBlock(i, j + 1, k))
+ isValidLinkPortalBlock(world.getBlock(i, j - 1, k))
+ isValidLinkPortalBlock(world.getBlock(i, j, k + 1))
+ isValidLinkPortalBlock(world.getBlock(i, j, k - 1));
if (score > 1) {
world.setBlock(i, j, k, NailedBlocks.portal, 0, 0);
created.push(new ChunkCoordinates(i, j, k));
addSurrounding(set, i, j, k);
}
}
@Override
public boolean canPlaceBlockOnSide(World world, int x, int y, int z, int side) {
if ((side == 0) && (world.getBlock(x, y + 1, z) != NailedBlocks.portalCrystal)) {
return false;
} else if ((side == 1) && (world.getBlock(x, y - 1, z) != NailedBlocks.portalCrystal)) {
return false;
} else if ((side == 2) && (world.getBlock(x, y, z + 1) != NailedBlocks.portalCrystal)) {
return false;
} else if ((side == 3) && (world.getBlock(x, y, z - 1) != NailedBlocks.portalCrystal)) {
return false;
} else if ((side == 4) && (world.getBlock(x + 1, y, z) != NailedBlocks.portalCrystal)) {
return false;
} else if ((side == 5) && (world.getBlock(x - 1, y, z) != NailedBlocks.portalCrystal)) {
return false;
} else {
return this.canPlaceBlockAt(world, x, y, z);
}
}
private static void redirectPortal(
World world,
TileEntity tileentity,
int i,
int j,
int k,
int meta,
List<ChunkCoordinates> blocks) {
if (isValidLinkPortalBlock(world.getBlock(i, j, k)) == 0) {
return;
}
if (world.getBlockMetadata(i, j, k) == meta) {
for (int m = 1; m < 7; m++) {
if (m != meta) {
world.setBlockMetadataWithNotify(i, j, k, m, 2);
TileEntity local = getTileEntity(world, i, j, k);
if ((local == tileentity) || ((local != null) && (tileentity == null))) {
return;
}
}
}
world.setBlockMetadataWithNotify(i, j, k, 0, 2);
}
}
