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Fix palette / region iteration

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This commit is contained in:
Jesse Boyd
2019-11-04 07:47:31 +00:00
parent 930dfb7f7c
commit 1e16095cba
9 changed files with 138 additions and 56 deletions
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84
worldedit-core/src/main/java/com/sk89q/worldedit/regions/CuboidRegion.java
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@ -328,31 +328,67 @@ public class CuboidRegion extends AbstractRegion implements FlatRegion {
@NotNull @Override
public Iterator<BlockVector2> iterator() {
return new Iterator<BlockVector2>() {
private MutableBlockVector2 pos = new MutableBlockVector2().setComponents(maxX + 1, maxZ);
final MutableBlockVector2 mutable = new MutableBlockVector2(0, 0);
int bx = minX;
int bz = minZ;
int tx = maxX;
int tz = maxZ;
private int x = minX;
private int z = minZ;
int regionX = x >> 5;
int regionZ = z >> 5;
int rbx = Math.max(bx, regionX << 5);
int rbz = Math.max(bz, regionZ << 5);
int rtx = Math.min(tx, 31 + (regionX << 5));
int rtz = Math.min(tz, 31 + (regionZ << 5));
boolean hasNext = true;
@Override
public boolean hasNext() {
return pos != null;
return hasNext;
}
@Override
public BlockVector2 next() {
MutableBlockVector2 result = pos;
// calc next
pos.setComponents(pos.getX() - 1, pos.getZ());
if (pos.getX() <= minX) {
if (pos.getZ() == minZ) {
pos = null;
} else if (pos.getX() < minX) {
pos.setComponents(maxX, pos.getZ() - 1);
mutable.mutX(x);
mutable.mutZ(z);
if (++x > rtx) {
if (++z > rtz) {
if (x > tx) {
x = bx;
if (z > tz) {
if (!hasNext) {
throw new NoSuchElementException("End of iterator") {
@Override
public Throwable fillInStackTrace() {
return this;
}
};
}
x = tx;
hasNext = false;
return mutable;
}
} else {
z = rbz;
}
regionX = x >> 5;
regionZ = z >> 5;
rbx = Math.max(bx, regionX << 5);
rbz = Math.max(bz, regionZ << 5);
rtx = Math.min(tx, 31 + (regionX << 5));
rtz = Math.min(tz, 31 + (regionZ << 5));
} else {
x = rbx;
}
}
return result;
}
@Override
public void remove() {
throw new UnsupportedOperationException("This set is immutable.");
return mutable;
}
};
}
@ -628,19 +664,19 @@ public class CuboidRegion extends AbstractRegion implements FlatRegion {
@Override
public void filter(final IChunk chunk, final Filter filter, ChunkFilterBlock block, final IChunkGet get, final IChunkSet set) {
int x = chunk.getX();
int z = chunk.getZ();
block = block.init(x, z, get);
int chunkX = chunk.getX();
int chunkZ = chunk.getZ();
block = block.init(chunkX, chunkZ, get);
if ((minX + 15) >> 4 <= x && (maxX - 15) >> 4 >= x && (minZ + 15) >> 4 <= z && (maxZ - 15) >> 4 >= z) {
if ((minX + 15) >> 4 <= chunkX && (maxX - 15) >> 4 >= chunkX && (minZ + 15) >> 4 <= chunkZ && (maxZ - 15) >> 4 >= chunkZ) {
filter(chunk, filter, block, get, set, minY, maxY);
return;
}
int localMinX = Math.max(minX, x << 4) & 15;
int localMaxX = Math.min(maxX, 15 + (x << 4)) & 15;
int localMinZ = Math.max(minZ, z << 4) & 15;
int localMaxZ = Math.min(maxZ, 15 + (z << 4)) & 15;
int localMinX = Math.max(minX, chunkX << 4) & 15;
int localMaxX = Math.min(maxX, 15 + (chunkX << 4)) & 15;
int localMinZ = Math.max(minZ, chunkZ << 4) & 15;
int localMaxZ = Math.min(maxZ, 15 + (chunkZ << 4)) & 15;
int yStart = (minY & 15);
int yEnd = (maxY & 15);