Geyser/connector/src/main/java/org/geysermc/connector/utils/ChunkUtils.java

82 lines
3.6 KiB
Java

package org.geysermc.connector.utils;
import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
import com.github.steveice10.mc.protocol.data.game.chunk.Column;
import com.github.steveice10.mc.protocol.data.game.entity.metadata.Position;
import com.github.steveice10.mc.protocol.data.game.world.block.BlockChangeRecord;
import com.github.steveice10.mc.protocol.data.game.world.block.BlockState;
import com.nukkitx.math.vector.Vector3i;
import com.nukkitx.protocol.bedrock.packet.UpdateBlockPacket;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.TranslatorsInit;
import org.geysermc.connector.network.translators.block.BlockEntry;
import org.geysermc.connector.world.chunk.ChunkSection;
public class ChunkUtils {
public static ChunkData translateToBedrock(Column column) {
ChunkData chunkData = new ChunkData();
Chunk[] chunks = column.getChunks();
int chunkSectionCount = chunks.length;
chunkData.sections = new ChunkSection[chunkSectionCount];
for (int chunkY = 0; chunkY < chunkSectionCount; chunkY++) {
chunkData.sections[chunkY] = new ChunkSection();
Chunk chunk = chunks[chunkY];
if (chunk == null || chunk.isEmpty())
continue;
ChunkSection section = chunkData.sections[chunkY];
for (int x = 0; x < 16; x++) {
for (int y = 0; y < 16; y++) {
for (int z = 0; z < 16; z++) {
BlockState blockState = chunk.get(x, y, z);
BlockEntry block = TranslatorsInit.getBlockTranslator().getBlockEntry(blockState);
section.getBlockStorageArray()[0].setFullBlock(ChunkSection.blockPosition(x, y, z),
block.getBedrockRuntimeId());
if (block.isWaterlogged()) {
BlockEntry water = TranslatorsInit.getBlockTranslator().getBlockEntry("minecraft:water[level=0]");
section.getBlockStorageArray()[1].setFullBlock(ChunkSection.blockPosition(x, y, z), water.getBedrockRuntimeId());
}
}
}
}
}
return chunkData;
}
public static void updateBlock(GeyserSession session, BlockState blockState, Position position) {
BlockEntry blockEntry = TranslatorsInit.getBlockTranslator().getBlockEntry(blockState);
Vector3i pos = Vector3i.from(position.getX(), position.getY(), position.getZ());
UpdateBlockPacket updateBlockPacket = new UpdateBlockPacket();
updateBlockPacket.setDataLayer(0);
updateBlockPacket.setBlockPosition(pos);
updateBlockPacket.setRuntimeId(blockEntry.getBedrockRuntimeId());
updateBlockPacket.getFlags().add(UpdateBlockPacket.Flag.NEIGHBORS);
session.getUpstream().sendPacket(updateBlockPacket);
UpdateBlockPacket waterPacket = new UpdateBlockPacket();
waterPacket.setDataLayer(1);
waterPacket.setBlockPosition(pos);
if (blockEntry.isWaterlogged()) {
BlockEntry water = TranslatorsInit.getBlockTranslator().getBlockEntry("minecraft:water[level=0]");
waterPacket.setRuntimeId(water.getBedrockRuntimeId());
} else {
waterPacket.setRuntimeId(0);
}
session.getUpstream().sendPacket(waterPacket);
}
public static final class ChunkData {
public ChunkSection[] sections;
public byte[] biomes = new byte[256];
public byte[] blockEntities = new byte[0];
}
}