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нормальная сериализация чанка

This commit is contained in:
2018-04-28 20:42:44 +03:00
parent a55e340cfe
commit ed22229bd2
3 changed files with 90 additions and 78 deletions

View File

@@ -4,29 +4,23 @@
*/
package mc.core.world;
/* 16x256x16 */
/* 16x16x16 */
public interface Chunk {
int getBlockType(int x, int y, int z);
int[] getBlockTypeAsArray();
void setBlockType(int x, int y, int z, int type);
int getBlockMetadata(int x, int y, int z);
int[] getBlockMetadataAsArray();
void setBlockMetadata(int x, int y, int z, int metadata);
int getBlockLight(int x, int y, int z);
int[] getBlockLightAsArray();
void setBlockLight(int x, int y, int z, int lightLevel);
int getSkyLight(int x, int y, int z);
int[] getSkyLightAsArray();
void setSkyLight(int x, int y, int z, int lightLevel);
int getAddition(int x, int y, int z);
int[] getAdditionAsArray();
void setAddition(int x, int y, int z, int value);
int getBiome(int x, int y, int z);
int[] getBiomeAsArray();
void setBiome(int x, int y, int z, int value);
int getBiome(int x, int z);
void setBiome(int x, int z, int value);
}

View File

@@ -6,43 +6,13 @@ package mc.world.flat;
import mc.core.world.Chunk;
import java.util.Arrays;
public class SimpleChunk implements Chunk {
private int[] blocktype = new int[4096];
private int[] blockmeta = new int[2048];
private int[] blocklight = new int[2048];
private int[] skylight = new int[2048];
private int[] addition = new int[2048];
private int[] biometype = new int[256];
SimpleChunk() {
Arrays.fill(blocktype, 0, 256, 7);
Arrays.fill(blocktype, 256, 768, 3);
Arrays.fill(blocktype, 768, 1024, 2);
Arrays.fill(blocktype, 1024, 4096, 0);
Arrays.fill(blockmeta, 0);
Arrays.fill(blocklight, 0);
Arrays.fill(skylight, 0, 512, 0);
Arrays.fill(skylight, 512, 2048, -1);
Arrays.fill(addition, 0, 256, 1);
Arrays.fill(addition, 256, 2048, 0);
Arrays.fill(biometype, 0);
}
@Override
public int getBlockType(int x, int y, int z) {
return 0;
}
@Override
public int[] getBlockTypeAsArray() {
return blocktype;
if (y == 0) return 7;
else if (y >= 1 && y <= 2) return 3;
else if (y == 3) return 2;
else return 0;
}
@Override
@@ -55,11 +25,6 @@ public class SimpleChunk implements Chunk {
return 0;
}
@Override
public int[] getBlockMetadataAsArray() {
return blockmeta;
}
@Override
public void setBlockMetadata(int x, int y, int z, int metadata) {
@@ -70,11 +35,6 @@ public class SimpleChunk implements Chunk {
return 0;
}
@Override
public int[] getBlockLightAsArray() {
return blocklight;
}
@Override
public void setBlockLight(int x, int y, int z, int lightLevel) {
@@ -82,12 +42,8 @@ public class SimpleChunk implements Chunk {
@Override
public int getSkyLight(int x, int y, int z) {
return 0;
}
@Override
public int[] getSkyLightAsArray() {
return skylight;
if (y <= 3) return 0;
else return 15;
}
@Override
@@ -100,28 +56,18 @@ public class SimpleChunk implements Chunk {
return 0;
}
@Override
public int[] getAdditionAsArray() {
return addition;
}
@Override
public void setAddition(int x, int y, int z, int value) {
}
@Override
public int getBiome(int x, int y, int z) {
public int getBiome(int x, int z) {
return 0;
}
@Override
public int[] getBiomeAsArray() {
return biometype;
}
@Override
public void setBiome(int x, int y, int z, int value) {
public void setBiome(int x, int z, int value) {
}
}

View File

@@ -18,7 +18,13 @@ import java.util.zip.Deflater;
@Setter
@ToString
public class ChunkDataPacket implements SCPacket {
private static final int dataSize = 4096 + 2048 + 2048 + 2048 + 2048 + 256;
private static final int blocktypeSize = 4096,
metadataSize = 2048,
blocklightSize = 2048,
skylightSize = 2048,
additionSize = 2048,
biomeSize = 256;
private static final int dataSize = blocktypeSize+metadataSize+blocklightSize+skylightSize+additionSize+biomeSize;
private int x, z;
private boolean needInitChunk;
@@ -28,12 +34,78 @@ public class ChunkDataPacket implements SCPacket {
public void setChunk(Chunk chunk) {
ByteBuffer chunkData = ByteBuffer.allocate(dataSize);
Arrays.stream(chunk.getBlockTypeAsArray()).forEach(i -> chunkData.put((byte) i));
Arrays.stream(chunk.getBlockMetadataAsArray()).forEach(i -> chunkData.put((byte) i));
Arrays.stream(chunk.getBlockLightAsArray()).forEach(i -> chunkData.put((byte) i));
Arrays.stream(chunk.getSkyLightAsArray()).forEach(i -> chunkData.put((byte) i));
Arrays.stream(chunk.getAdditionAsArray()).forEach(i -> chunkData.put((byte) i));
Arrays.stream(chunk.getBiomeAsArray()).forEach(i -> chunkData.put((byte) i));
/*
* 0 - blocktype
* 1 - metadata
* 2 - blocklight
* 3 - skylight
* 4 - addition
* 5 - biome
*/
int[] idx = new int[6];
for (int y = 0; y < 16; y++) {
for (int z = 0; z < 16; z++) {
for (int x = 0; x < 16; x++) {
// Block type
int offset = 0;
chunkData.put((idx[0]++), (byte) chunk.getBlockType(x, y, z));
// Block metadata
offset = offset+blocktypeSize;
if ((idx[1] % 2) > 0) {
int i = (int) ((((idx[1]++) + 1) / 2d) - 1d);
byte b = chunkData.get(offset+i);
b = (byte)((b << 4) | (byte)chunk.getBlockMetadata(x, y, z));
chunkData.put(offset+i, b);
} else {
int i = (int) ((((idx[1]++) + 1) / 2d) - .5d);
chunkData.put(offset+i, (byte) chunk.getBlockMetadata(x, y, z));
}
// Block light
offset = offset+metadataSize;
if ((idx[2] % 2) > 0) {
int i = (int) ((((idx[2]++) + 1) / 2d) - 1d);
byte b = chunkData.get(offset+i);
b = (byte)((b << 4) | (byte)chunk.getBlockLight(x, y, z));
chunkData.put(offset+i, b);
} else {
int i = (int) ((((idx[2]++) + 1) / 2d) - .5d);
chunkData.put(offset+i, (byte) chunk.getBlockLight(x, y, z));
}
// Sky light
offset = offset+blocklightSize;
if ((idx[3] % 2) > 0) {
int i = (int) ((((idx[3]++) + 1) / 2d) - 1d);
byte b = chunkData.get(offset+i);
b = (byte)((b << 4) | (byte)chunk.getSkyLight(x, y, z));
chunkData.put(offset+i, b);
} else {
int i = (int) ((((idx[3]++) + 1) / 2d) - .5d);
chunkData.put(offset+i, (byte) chunk.getSkyLight(x, y, z));
}
// Addition
offset = offset+skylightSize;
if ((idx[4] % 2) > 0) {
int i = (int) ((((idx[4]++) + 1) / 2d) - 1d);
byte b = chunkData.get(offset+i);
b = (byte)((b << 4) | (byte)chunk.getAddition(x, y, z));
chunkData.put(offset+i, b);
} else {
int i = (int) ((((idx[4]++) + 1) / 2d) - .5d);
chunkData.put(offset+i, (byte) chunk.getAddition(x, y, z));
}
// Biome
if (idx[5] == 256) continue;
offset = offset+additionSize;
chunkData.put(offset+(idx[5]++), (byte) chunk.getBiome(x, z));
}
}
}
Deflater zlib = new Deflater(Deflater.DEFAULT_COMPRESSION);
zlib.setInput(chunkData.array());