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[Forge] Make //regen work better

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It now creates a brand-new world, generates the appropriate section
there, and copies it over to the original world.
This commit is contained in:
Kenzie Togami 2016-11-17 23:13:02 -08:00 committed by Wizjany
parent e9419f4280
commit 1752963288
1 changed files with 61 additions and 73 deletions
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134
worldedit-forge/src/main/java/com/sk89q/worldedit/forge/ForgeWorld.java
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@ -19,16 +19,22 @@
package com.sk89q.worldedit.forge; package com.sk89q.worldedit.forge;
import com.google.common.io.Files;
import com.sk89q.jnbt.CompoundTag; import com.sk89q.jnbt.CompoundTag;
import com.sk89q.worldedit.*; import com.sk89q.worldedit.BlockVector;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.MaxChangedBlocksException;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.Vector2D;
import com.sk89q.worldedit.WorldEditException;
import com.sk89q.worldedit.blocks.BaseBlock; import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.BaseItem; import com.sk89q.worldedit.blocks.BaseItem;
import com.sk89q.worldedit.blocks.BaseItemStack; import com.sk89q.worldedit.blocks.BaseItemStack;
import com.sk89q.worldedit.blocks.LazyBlock; import com.sk89q.worldedit.blocks.LazyBlock;
import com.sk89q.worldedit.entity.BaseEntity; import com.sk89q.worldedit.entity.BaseEntity;
import com.sk89q.worldedit.entity.Entity; import com.sk89q.worldedit.entity.Entity;
import com.sk89q.worldedit.history.change.BlockChange;
import com.sk89q.worldedit.internal.Constants; import com.sk89q.worldedit.internal.Constants;
import com.sk89q.worldedit.regions.CuboidRegion;
import com.sk89q.worldedit.regions.Region; import com.sk89q.worldedit.regions.Region;
import com.sk89q.worldedit.util.Direction; import com.sk89q.worldedit.util.Direction;
import com.sk89q.worldedit.util.Location; import com.sk89q.worldedit.util.Location;
@ -36,40 +42,55 @@ import com.sk89q.worldedit.util.TreeGenerator.TreeType;
import com.sk89q.worldedit.world.AbstractWorld; import com.sk89q.worldedit.world.AbstractWorld;
import com.sk89q.worldedit.world.biome.BaseBiome; import com.sk89q.worldedit.world.biome.BaseBiome;
import com.sk89q.worldedit.world.registry.WorldData; import com.sk89q.worldedit.world.registry.WorldData;
import net.minecraft.block.*;
import net.minecraft.block.Block;
import net.minecraft.block.BlockLeaves;
import net.minecraft.block.BlockOldLeaf;
import net.minecraft.block.BlockOldLog;
import net.minecraft.block.BlockPlanks;
import net.minecraft.block.state.IBlockState; import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.EntityList; import net.minecraft.entity.EntityList;
import net.minecraft.entity.item.EntityItem; import net.minecraft.entity.item.EntityItem;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.init.Blocks; import net.minecraft.init.Blocks;
import net.minecraft.inventory.IInventory; import net.minecraft.inventory.IInventory;
import net.minecraft.item.Item; import net.minecraft.item.Item;
import net.minecraft.item.ItemStack; import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound; import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.server.management.PlayerChunkMap; import net.minecraft.server.MinecraftServer;
import net.minecraft.server.management.PlayerChunkMapEntry;
import net.minecraft.tileentity.TileEntity; import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumActionResult; import net.minecraft.util.EnumActionResult;
import net.minecraft.util.EnumHand; import net.minecraft.util.EnumHand;
import net.minecraft.util.ResourceLocation; import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.BlockPos; import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.ChunkPos;
import net.minecraft.world.World; import net.minecraft.world.World;
import net.minecraft.world.WorldServer; import net.minecraft.world.WorldServer;
import net.minecraft.world.biome.Biome; import net.minecraft.world.biome.Biome;
import net.minecraft.world.chunk.Chunk; import net.minecraft.world.chunk.Chunk;
import net.minecraft.world.chunk.IChunkGenerator;
import net.minecraft.world.chunk.IChunkProvider; import net.minecraft.world.chunk.IChunkProvider;
import net.minecraft.world.chunk.storage.AnvilSaveHandler;
import net.minecraft.world.gen.ChunkProviderServer; import net.minecraft.world.gen.ChunkProviderServer;
import net.minecraft.world.gen.feature.*; import net.minecraft.world.gen.feature.WorldGenBigMushroom;
import net.minecraft.world.gen.feature.WorldGenBigTree;
import net.minecraft.world.gen.feature.WorldGenBirchTree;
import net.minecraft.world.gen.feature.WorldGenCanopyTree;
import net.minecraft.world.gen.feature.WorldGenMegaJungle;
import net.minecraft.world.gen.feature.WorldGenMegaPineTree;
import net.minecraft.world.gen.feature.WorldGenSavannaTree;
import net.minecraft.world.gen.feature.WorldGenShrub;
import net.minecraft.world.gen.feature.WorldGenSwamp;
import net.minecraft.world.gen.feature.WorldGenTaiga1;
import net.minecraft.world.gen.feature.WorldGenTaiga2;
import net.minecraft.world.gen.feature.WorldGenTrees;
import net.minecraft.world.gen.feature.WorldGenerator;
import net.minecraftforge.common.DimensionManager;
import javax.annotation.Nullable; import javax.annotation.Nullable;
import java.io.File;
import java.lang.ref.WeakReference; import java.lang.ref.WeakReference;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
import java.util.Random; import java.util.Random;
import java.util.logging.Level;
import java.util.logging.Logger;
import static com.google.common.base.Preconditions.checkNotNull; import static com.google.common.base.Preconditions.checkNotNull;
@ -80,7 +101,6 @@ public class ForgeWorld extends AbstractWorld {
private static final Random random = new Random(); private static final Random random = new Random();
private static final int UPDATE = 1, NOTIFY = 2; private static final int UPDATE = 1, NOTIFY = 2;
private static final Logger logger = Logger.getLogger(ForgeWorld.class.getCanonicalName());
private static final IBlockState JUNGLE_LOG = Blocks.LOG.getDefaultState().withProperty(BlockOldLog.VARIANT, BlockPlanks.EnumType.JUNGLE); private static final IBlockState JUNGLE_LOG = Blocks.LOG.getDefaultState().withProperty(BlockOldLog.VARIANT, BlockPlanks.EnumType.JUNGLE);
private static final IBlockState JUNGLE_LEAF = Blocks.LEAVES.getDefaultState().withProperty(BlockOldLeaf.VARIANT, BlockPlanks.EnumType.JUNGLE).withProperty(BlockLeaves.CHECK_DECAY, Boolean.valueOf(false)); private static final IBlockState JUNGLE_LEAF = Blocks.LEAVES.getDefaultState().withProperty(BlockOldLeaf.VARIANT, BlockPlanks.EnumType.JUNGLE).withProperty(BlockLeaves.CHECK_DECAY, Boolean.valueOf(false));
@ -246,73 +266,41 @@ public class ForgeWorld extends AbstractWorld {
if (!(provider instanceof ChunkProviderServer)) { if (!(provider instanceof ChunkProviderServer)) {
return false; return false;
} }
BaseBlock[] history = new BaseBlock[256 * (getMaxY() + 1)];
File saveFolder = Files.createTempDir();
// register this just in case something goes wrong
// normally it should be deleted at the end of this method
saveFolder.deleteOnExit();
for (Vector2D chunk : region.getChunks()) { WorldServer originalWorld = (WorldServer) getWorld();
Vector min = new Vector(chunk.getBlockX() * 16, 0, chunk.getBlockZ() * 16);
for (int x = 0; x < 16; x++) { MinecraftServer server = originalWorld.getMinecraftServer();
for (int y = 0; y < getMaxY() + 1; y++) { AnvilSaveHandler saveHandler = new AnvilSaveHandler(saveFolder,
for (int z = 0; z < 16; z++) { originalWorld.getSaveHandler().getWorldDirectory().getName(), true, server.getDataFixer());
Vector pt = min.add(x, y, z); World freshWorld = new WorldServer(server, saveHandler, originalWorld.getWorldInfo(),
int index = y * 16 * 16 + z * 16 + x; originalWorld.provider.getDimension(), originalWorld.theProfiler).init();
history[index] = editSession.getBlock(pt);
}
}
}
PlayerChunkMap playerManager = ((WorldServer) getWorld()).getPlayerChunkMap();
List<EntityPlayerMP> oldWatchers = null;
Chunk mcChunk = null;
try {
ChunkProviderServer chunkServer = (ChunkProviderServer) provider;
IChunkGenerator gen = chunkServer.chunkGenerator;
long pos = ChunkPos.asLong(chunk.getBlockX(), chunk.getBlockZ());
if (chunkServer.chunkExists(chunk.getBlockX(), chunk.getBlockZ())) {
mcChunk = chunkServer.loadChunk(chunk.getBlockX(), chunk.getBlockZ());
PlayerChunkMapEntry entry = playerManager.getEntry(chunk.getBlockX(), chunk.getBlockZ());
if (entry != null) {
oldWatchers = entry.players;
playerManager.removeEntry(entry);
}
mcChunk.onChunkUnload();
}
chunkServer.droppedChunksSet.remove(pos);
chunkServer.id2ChunkMap.remove(pos);
mcChunk = gen.provideChunk(chunk.getBlockX(), chunk.getBlockZ());
chunkServer.id2ChunkMap.put(pos, mcChunk);
if (mcChunk != null) {
mcChunk.onChunkLoad();
mcChunk.populateChunk(chunkServer, chunkServer.chunkGenerator);
}
} catch (Throwable t) {
logger.log(Level.WARNING, "Failed to generate chunk", t);
return false;
}
for (int x = 0; x < 16; x++) { // Pre-gen all the chunks
for (int y = 0; y < getMaxY() + 1; y++) { // We need to also pull one more chunk in every direction
for (int z = 0; z < 16; z++) { CuboidRegion expandedPreGen = new CuboidRegion(region.getMinimumPoint().subtract(16, 0, 16), region.getMaximumPoint().add(16, 0, 16));
Vector pt = min.add(x, y, z); for (Vector2D chunk : expandedPreGen.getChunks()) {
int index = y * 16 * 16 + z * 16 + x; freshWorld.getChunkFromChunkCoords(chunk.getBlockX(), chunk.getBlockZ());
}
if (!region.contains(pt))
editSession.smartSetBlock(pt, history[index]); ForgeWorld from = new ForgeWorld(freshWorld);
else { try {
editSession.getChangeSet().add(new BlockChange(pt.toBlockVector(), history[index], editSession.getBlock(pt))); for (BlockVector vec : region) {
} editSession.setBlock(vec, from.getBlock(vec));
}
}
}
// We don't need to recreate the ChunkMapEntry unless there are players
// but addPlayer handles that for us
if (oldWatchers != null) {
for (EntityPlayerMP player : oldWatchers) {
playerManager.addPlayer(player);
}
} }
} catch (MaxChangedBlocksException e) {
throw new RuntimeException(e);
} finally {
saveFolder.delete();
DimensionManager.setWorld(originalWorld.provider.getDimension(), null, server);
DimensionManager.setWorld(originalWorld.provider.getDimension(), originalWorld, server);
} }
return false; return true;
} }
@Nullable @Nullable