Mirrors/ViaVersion
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Mirror von https://github.com/ViaVersion/ViaVersion.git synchronisiert 2024-12-26 00:00:28 +01:00
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Merge pull request #1084 from Gerrygames/faster_palette

Quellcode durchsuchen 
Faster palette
Dieser Commit ist enthalten in:
Myles 2018-11-12 16:44:47 +00:00 committet von GitHub
Commit ca716a65d2
Es konnte kein GPG-Schlüssel zu dieser Signatur gefunden werden
GPG-Schlüssel-ID: 4AEE18F83AFDEB23
9 geänderte Dateien mit 76 neuen und 54 gelöschten Zeilen
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58
common/src/main/java/us/myles/ViaVersion/api/minecraft/chunks/ChunkSection.java
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@ -1,11 +1,13 @@
package us.myles.ViaVersion.api.minecraft.chunks;
import com.google.common.collect.Lists;
import io.netty.buffer.ByteBuf;
import lombok.Getter;
import lombok.Setter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class ChunkSection {
/**
@ -16,8 +18,8 @@ public class ChunkSection {
* Length of the sky and block light nibble arrays.
*/
public static final int LIGHT_LENGTH = 16 * 16 * 16 / 2; // size * size * size / 2 (nibble bit count)
@Getter
private final List<Integer> palette = Lists.newArrayList();
private List<Integer> palette = new ArrayList<>();
private Map<Integer, Integer> inversePalette = new HashMap<>();
private final int[] blocks;
private NibbleArray blockLight;
private NibbleArray skyLight;
@ -28,7 +30,8 @@ public class ChunkSection {
public ChunkSection() {
this.blocks = new int[SIZE];
this.blockLight = new NibbleArray(SIZE);
palette.add(0); // AIR
palette.add(0);
inversePalette.put(0, 0);
}
/**
@ -79,6 +82,40 @@ public class ChunkSection {
return blocks[idx];
}
public int getPaletteSize() {
return palette.size();
}
public int getPaletteEntry(int index) {
if (index < 0 || index >= palette.size()) throw new IndexOutOfBoundsException();
return palette.get(index);
}
public void setPaletteEntry(int index, int id) {
if (index < 0 || index >= palette.size()) throw new IndexOutOfBoundsException();
palette.set(index, id);
inversePalette.put(id, index);
}
public void replacePaletteEntry(int oldId, int newId) {
Integer index = inversePalette.remove(oldId);
if (index == null) return;
inversePalette.put(newId, index);
for (int i = 0; i < palette.size(); i++) {
if (palette.get(i) == oldId) palette.set(i, newId);
}
}
public void addPaletteEntry(int id) {
inversePalette.put(id, palette.size());
palette.add(id);
}
public void clearPalette() {
palette.clear();
inversePalette.clear();
}
/**
* Set a block state in the chunk
* This method will not update non-air blocks count
@ -87,13 +124,14 @@ public class ChunkSection {
* @param id The raw or flat id of the block
*/
public void setFlatBlock(int idx, int id) {
int index = palette.indexOf(id);
if (index == -1) {
index = palette.size();
palette.add(id);
}
Integer index = inversePalette.get(id);
if (index == null) {
index = palette.size();
palette.add(id);
inversePalette.put(id, index);
}
blocks[idx] = index;
blocks[idx] = index;
}
/**

17
common/src/main/java/us/myles/ViaVersion/api/type/types/version/ChunkSectionType1_13.java
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@ -4,8 +4,6 @@ import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
import us.myles.ViaVersion.api.type.Type;
import java.util.List;
public class ChunkSectionType1_13 extends Type<ChunkSection> {
public ChunkSectionType1_13() {
@ -15,8 +13,6 @@ public class ChunkSectionType1_13 extends Type<ChunkSection> {
@Override
public ChunkSection read(ByteBuf buffer) throws Exception {
ChunkSection chunkSection = new ChunkSection();
List<Integer> palette = chunkSection.getPalette();
palette.clear();
// Reaad bits per block
int bitsPerBlock = buffer.readUnsignedByte();
@ -33,8 +29,9 @@ public class ChunkSectionType1_13 extends Type<ChunkSection> {
}
int paletteLength = bitsPerBlock == 14 ? 0 : Type.VAR_INT.read(buffer);
// Read palette
chunkSection.clearPalette();
for (int i = 0; i < paletteLength; i++) {
palette.add(Type.VAR_INT.read(buffer));
chunkSection.addPaletteEntry(Type.VAR_INT.read(buffer));
}
// Read blocks
@ -69,10 +66,8 @@ public class ChunkSectionType1_13 extends Type<ChunkSection> {
@Override
public void write(ByteBuf buffer, ChunkSection chunkSection) throws Exception {
List<Integer> palette = chunkSection.getPalette();
int bitsPerBlock = 4;
while (palette.size() > 1 << bitsPerBlock) {
while (chunkSection.getPaletteSize() > 1 << bitsPerBlock) {
bitsPerBlock += 1;
}
@ -86,9 +81,9 @@ public class ChunkSectionType1_13 extends Type<ChunkSection> {
// Write pallet (or not)
if (bitsPerBlock != 14) {
Type.VAR_INT.write(buffer, palette.size());
for (int mappedId : palette) {
Type.VAR_INT.write(buffer, mappedId);
Type.VAR_INT.write(buffer, chunkSection.getPaletteSize());
for (int i = 0; i < chunkSection.getPaletteSize(); i++) {
Type.VAR_INT.write(buffer, chunkSection.getPaletteEntry(i));
}
}

4
common/src/main/java/us/myles/ViaVersion/api/type/types/version/ChunkSectionType1_8.java
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@ -7,7 +7,6 @@ import us.myles.ViaVersion.api.type.Type;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.ShortBuffer;
import java.util.List;
public class ChunkSectionType1_8 extends Type<ChunkSection> {
@ -18,8 +17,7 @@ public class ChunkSectionType1_8 extends Type<ChunkSection> {
@Override
public ChunkSection read(ByteBuf buffer) throws Exception {
ChunkSection chunkSection = new ChunkSection();
List<Integer> palette = chunkSection.getPalette();
palette.clear();
chunkSection.clearPalette();
byte[] blockData = new byte[ChunkSection.SIZE * 2];
buffer.readBytes(blockData);

18
common/src/main/java/us/myles/ViaVersion/api/type/types/version/ChunkSectionType1_9.java
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@ -1,11 +1,10 @@
package us.myles.ViaVersion.api.type.types.version;
import com.google.common.collect.BiMap;
import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
import us.myles.ViaVersion.api.type.Type;
import java.util.List;
public class ChunkSectionType1_9 extends Type<ChunkSection> {
public ChunkSectionType1_9() {
@ -15,8 +14,6 @@ public class ChunkSectionType1_9 extends Type<ChunkSection> {
@Override
public ChunkSection read(ByteBuf buffer) throws Exception {
ChunkSection chunkSection = new ChunkSection();
List<Integer> palette = chunkSection.getPalette();
palette.clear();
// Reaad bits per block
int bitsPerBlock = buffer.readUnsignedByte();
@ -33,9 +30,10 @@ public class ChunkSectionType1_9 extends Type<ChunkSection> {
}
int paletteLength = Type.VAR_INT.read(buffer);
// Read palette
chunkSection.clearPalette();
for (int i = 0; i < paletteLength; i++) {
if (bitsPerBlock != 13) {
palette.add(Type.VAR_INT.read(buffer));
chunkSection.addPaletteEntry(Type.VAR_INT.read(buffer));
} else {
Type.VAR_INT.read(buffer);
}
@ -73,19 +71,17 @@ public class ChunkSectionType1_9 extends Type<ChunkSection> {
@Override
public void write(ByteBuf buffer, ChunkSection chunkSection) throws Exception {
List<Integer> palette = chunkSection.getPalette();
int bitsPerBlock = 4;
while (palette.size() > 1 << bitsPerBlock) {
while (chunkSection.getPaletteSize() > 1 << bitsPerBlock) {
bitsPerBlock += 1;
}
long maxEntryValue = (1L << bitsPerBlock) - 1;
buffer.writeByte(bitsPerBlock);
// Write pallet
Type.VAR_INT.write(buffer, palette.size());
for (int mappedId : palette) {
Type.VAR_INT.write(buffer, mappedId);
Type.VAR_INT.write(buffer, chunkSection.getPaletteSize());
for (int i = 0; i < chunkSection.getPaletteSize(); i++) {
Type.VAR_INT.write(buffer, chunkSection.getPaletteEntry(i));
}
int length = (int) Math.ceil(ChunkSection.SIZE * bitsPerBlock / 64.0);

11
common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13_1to1_13/packets/WorldPackets.java
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@ -27,16 +27,11 @@ public class WorldPackets {
Chunk chunk = wrapper.passthrough(new Chunk1_13Type(clientWorld));
for (ChunkSection section : chunk.getSections()) {
if (section != null) {
for (int i = 0; i < section.getPalette().size(); i++) {
section.getPalette().set(
i,
Protocol1_13_1To1_13.getNewBlockStateId(section.getPalette().get(i))
);
}
if (section == null) continue;
for (int i = 0; i < section.getPaletteSize(); i++) {
section.setPaletteEntry(i, Protocol1_13_1To1_13.getNewBlockStateId(section.getPaletteEntry(i)));
}
}
}
});
}

7
common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/packets/WorldPackets.java
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@ -2,6 +2,7 @@ package us.myles.ViaVersion.protocols.protocol1_13to1_12_2.packets;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.google.common.base.Optional;
import com.google.common.collect.BiMap;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.Via;
import us.myles.ViaVersion.api.data.UserConnection;
@ -241,13 +242,13 @@ public class WorldPackets {
boolean willStoreAnyBlock = false;
for (int p = 0; p < section.getPalette().size(); p++) {
int old = section.getPalette().get(p);
for (int p = 0; p < section.getPaletteSize(); p++) {
int old = section.getPaletteEntry(p);
int newId = toNewId(old);
if (storage.isWelcome(newId)) {
willStoreAnyBlock = true;
}
section.getPalette().set(p, newId);
section.setPaletteEntry(p, newId);
}
if (willStoreAnyBlock) {

7
common/src/main/java/us/myles/ViaVersion/protocols/protocol1_14to1_13_2/packets/WorldPackets.java
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@ -1,5 +1,6 @@
package us.myles.ViaVersion.protocols.protocol1_14to1_13_2.packets;
import com.google.common.collect.BiMap;
import com.google.common.primitives.Bytes;
import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.PacketWrapper;
@ -110,13 +111,13 @@ public class WorldPackets {
for (ChunkSection section : chunk.getSections()) {
if (section == null) continue;
boolean hasBlock = false;
for (int i = 0; i < section.getPalette().size(); i++) {
int old = section.getPalette().get(i);
for (int i = 0; i < section.getPaletteSize(); i++) {
int old = section.getPaletteEntry(i);
int newId = Protocol1_14To1_13_2.getNewBlockStateId(old);
if (!hasBlock && newId != AIR && newId != VOID_AIR && newId != CAVE_AIR) { // air, void_air, cave_air
hasBlock = true;
}
section.getPalette().set(i, newId);
section.setPaletteEntry(i, newId);
}
if (!hasBlock) {
section.setNonAirBlocksCount(0);

4
common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9_3to1_9_1_2/types/Chunk1_9_1_2Type.java
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@ -55,9 +55,7 @@ public class Chunk1_9_1_2Type extends PartialType<Chunk, ClientWorld> {
section.readSkyLight(input);
}
if (replacePistons) {
if (section.getPalette().contains(36)) {
section.getPalette().set(section.getPalette().indexOf(36), replacementId);
}
section.replacePaletteEntry(36, replacementId);
}
}

4
common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9to1_8/types/Chunk1_9to1_8Type.java
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@ -89,8 +89,8 @@ public class Chunk1_9to1_8Type extends PartialType<Chunk, ClientChunks> {
ChunkSection section = Types1_8.CHUNK_SECTION.read(input);
sections[i] = section;
if (replacePistons && section.getPalette().contains(36)) {
section.getPalette().set(section.getPalette().indexOf(36), replacementId);
if (replacePistons) {
section.replacePaletteEntry(36, replacementId);
}
}