/** Make the copy from world. */
public void copy() {
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
for (int z = 0; z < length; z++) {
int index = y * width * length + z * width + x;
blocks[index] = (byte) CraftBook.getBlockID(origin.add(x, y, z));
data[index] = (byte) CraftBook.getBlockData(origin.add(x, y, z));
}
}
}
findTestOffset();
}
/** Paste to world. */
public void paste(BlockBag bag) throws BlockSourceException {
DoubleArrayList<Vector, byte[]> queueAfter = new DoubleArrayList<Vector, byte[]>(false);
DoubleArrayList<Vector, byte[]> queueLast = new DoubleArrayList<Vector, byte[]>(false);
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
for (int z = 0; z < length; z++) {
int index = y * width * length + z * width + x;
Vector pt = origin.add(x, y, z);
if (BlockType.shouldPlaceLast(CraftBook.getBlockID(pt))) {
CraftBook.setBlockID(pt, 0);
}
if (BlockType.shouldPlaceLast(blocks[index])) {
queueLast.put(pt, new byte[] {blocks[index], data[index]});
} else {
queueAfter.put(pt, new byte[] {blocks[index], data[index]});
}
}
}
}
for (Map.Entry<Vector, byte[]> entry : queueAfter) {
byte[] v = entry.getValue();
try {
bag.setBlockID(entry.getKey(), v[0]);
if (BlockType.usesData(v[0])) {
CraftBook.setBlockData(entry.getKey(), v[1]);
}
} catch (OutOfBlocksException e) {
// Eat error
}
}
for (Map.Entry<Vector, byte[]> entry : queueLast) {
byte[] v = entry.getValue();
try {
bag.setBlockID(entry.getKey(), v[0]);
if (BlockType.usesData(v[0])) {
CraftBook.setBlockData(entry.getKey(), v[1]);
}
} catch (OutOfBlocksException e) {
// Eat error
}
}
bag.flushChanges();
}
/** Clear the area. */
public void clear(BlockBag bag) throws BlockSourceException {
List<Vector> queued = new ArrayList<Vector>();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
for (int z = 0; z < length; z++) {
Vector pt = origin.add(x, y, z);
if (BlockType.shouldPlaceLast(CraftBook.getBlockID(pt))) {
bag.setBlockID(pt, 0);
} else {
// Can't destroy these blocks yet
queued.add(pt);
}
}
}
}
for (Vector pt : queued) {
bag.setBlockID(pt, 0);
}
bag.flushChanges();
}
/**
* Returns true if the bridge should be turned 'off'.
*
* @return
*/
public boolean shouldClear() {
Vector v = origin.add(testOffset);
return CraftBook.getBlockID(v) != 0;
}