Examples with PacketPlayOutLightUpdate net.minecraft.server.v1_16_R3.PacketPlayOutLightUpdate used on opensource projects

Example 1 with PacketPlayOutLightUpdate

use of net.minecraft.server.v1_16_R3.PacketPlayOutLightUpdate in project THP-Engine by TheHollowPlanetMC.

the class LightUpdatePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    World world = EnginePlayer.getBukkitPlayer().getWorld();
    String worldName = world.getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        int chunkX = a.getInt(packet);
        int chunkZ = b.getInt(packet);
        ParallelChunk parallelChunk = parallelWorld.getChunk(chunkX, chunkZ);
        if (parallelChunk == null)
            return packet;
        Object cachedPacket = parallelChunk.getCachedLightUpdatePacket();
        if (cachedPacket != null)
            return cachedPacket;
        int cValue = c.getInt(packet);
        int dValue = d.getInt(packet);
        int eValue = e.getInt(packet);
        int fValue = f.getInt(packet);
        Deque<byte[]> gValue = new ArrayDeque<>((List<byte[]>) g.get(packet));
        Deque<byte[]> hValue = new ArrayDeque<>((List<byte[]>) h.get(packet));
        int newC = 0;
        int newD = 0;
        int newE = 0;
        int newF = 0;
        List<byte[]> newG = new ArrayList<>();
        List<byte[]> newH = new ArrayList<>();
        boolean edited = false;
        for (int index = 0; index < 18; index++) {
            int sectionIndex = index - 1;
            int cSectionBit = cValue & (1 << index);
            newC |= cSectionBit;
            newE |= eValue & (1 << index);
            int dSectionBit = dValue & (1 << index);
            newD |= dSectionBit;
            newF |= fValue & (1 << index);
            if (index == 0 || index == 17) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
                continue;
            }
            SectionLevelArray skyLevelArray = parallelChunk.getSkyLightSectionLevelArray(sectionIndex);
            SectionLevelArray blockLevelArray = parallelChunk.getBlockLightSectionLevelArray(sectionIndex);
            if (skyLevelArray == null) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
            } else {
                if (cSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newC |= 1 << index;
                        newE &= ~(1 << index);
                    } else {
                        newE |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(gValue.removeFirst().clone());
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newE &= ~(1 << index);
                    }
                }
            }
            if (blockLevelArray == null) {
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
            } else {
                if (dSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newD |= 1 << index;
                        newF &= ~(1 << index);
                    } else {
                        newF |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(hValue.removeFirst().clone());
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newF &= ~(1 << index);
                    }
                }
            }
        }
        if (!edited)
            return packet;
        PacketPlayOutLightUpdate newPacket = new PacketPlayOutLightUpdate();
        a.set(newPacket, chunkX);
        b.set(newPacket, chunkZ);
        c.set(newPacket, newC);
        d.set(newPacket, newD);
        e.set(newPacket, newE);
        f.set(newPacket, newF);
        g.set(newPacket, newG);
        h.set(newPacket, newH);
        if (cacheSetting)
            parallelChunk.setLightUpdatePacketCache(newPacket);
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}

Example 2 with PacketPlayOutLightUpdate

use of net.minecraft.server.v1_16_R3.PacketPlayOutLightUpdate in project THP-Engine by TheHollowPlanetMC.

the class LightUpdatePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    World world = EnginePlayer.getBukkitPlayer().getWorld();
    String worldName = world.getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        int chunkX = a.getInt(packet);
        int chunkZ = b.getInt(packet);
        boolean iFlag = i.getBoolean(packet);
        ParallelChunk parallelChunk = parallelWorld.getChunk(chunkX, chunkZ);
        if (parallelChunk == null)
            return packet;
        Object cachedPacket = parallelChunk.getCachedLightUpdatePacket();
        if (cachedPacket != null)
            return cachedPacket;
        int cValue = c.getInt(packet);
        int dValue = d.getInt(packet);
        int eValue = e.getInt(packet);
        int fValue = f.getInt(packet);
        Deque<byte[]> gValue = new ArrayDeque<>((List<byte[]>) g.get(packet));
        Deque<byte[]> hValue = new ArrayDeque<>((List<byte[]>) h.get(packet));
        int newC = 0;
        int newD = 0;
        int newE = 0;
        int newF = 0;
        List<byte[]> newG = new ArrayList<>();
        List<byte[]> newH = new ArrayList<>();
        boolean edited = false;
        for (int index = 0; index < 18; index++) {
            int sectionIndex = index - 1;
            int cSectionBit = cValue & (1 << index);
            newC |= cSectionBit;
            newE |= eValue & (1 << index);
            int dSectionBit = dValue & (1 << index);
            newD |= dSectionBit;
            newF |= fValue & (1 << index);
            if (index == 0 || index == 17) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
                continue;
            }
            SectionLevelArray skyLevelArray = parallelChunk.getSkyLightSectionLevelArray(sectionIndex);
            SectionLevelArray blockLevelArray = parallelChunk.getBlockLightSectionLevelArray(sectionIndex);
            if (skyLevelArray == null) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
            } else {
                if (cSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newC |= 1 << index;
                        newE &= ~(1 << index);
                    } else {
                        newE |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(gValue.removeFirst().clone());
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newE &= ~(1 << index);
                    }
                }
            }
            if (blockLevelArray == null) {
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
            } else {
                if (dSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newD |= 1 << index;
                        newF &= ~(1 << index);
                    } else {
                        newF |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(hValue.removeFirst().clone());
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newF &= ~(1 << index);
                    }
                }
            }
        }
        if (!edited)
            return packet;
        PacketPlayOutLightUpdate newPacket = new PacketPlayOutLightUpdate();
        a.set(newPacket, chunkX);
        b.set(newPacket, chunkZ);
        c.set(newPacket, newC);
        d.set(newPacket, newD);
        e.set(newPacket, newE);
        f.set(newPacket, newF);
        g.set(newPacket, newG);
        h.set(newPacket, newH);
        i.set(newPacket, iFlag);
        if (cacheSetting)
            parallelChunk.setLightUpdatePacketCache(newPacket);
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}