From 3d4920ebd6cc0222cdb531da3fe23d637618ce20 Mon Sep 17 00:00:00 2001 From: md_5 Date: Mon, 21 Jan 2013 17:00:31 +1100 Subject: [PATCH] Add oreobfuscator by @lishid for Spigot. Please report bugs and use with caution until stability can be verified. --- .../0021-Add-oreobfuscator-for-Spigot.patch | 279 ++++++++++++++++++ 1 file changed, 279 insertions(+) create mode 100644 CraftBukkit-Patches/0021-Add-oreobfuscator-for-Spigot.patch diff --git a/CraftBukkit-Patches/0021-Add-oreobfuscator-for-Spigot.patch b/CraftBukkit-Patches/0021-Add-oreobfuscator-for-Spigot.patch new file mode 100644 index 000000000..f711fbab8 --- /dev/null +++ b/CraftBukkit-Patches/0021-Add-oreobfuscator-for-Spigot.patch @@ -0,0 +1,279 @@ +From 8333c7bb34c29dbd71462ef6320e62ca390cdff6 Mon Sep 17 00:00:00 2001 +From: lishid +Date: Mon, 21 Jan 2013 16:59:04 +1100 +Subject: [PATCH] Add oreobfuscator for Spigot. + +--- + src/main/java/net/minecraft/server/Explosion.java | 1 + + .../net/minecraft/server/Packet51MapChunk.java | 1 + + .../net/minecraft/server/Packet56MapChunkBulk.java | 21 ++++- + .../minecraft/server/PlayerInteractManager.java | 5 ++ + .../java/org/bukkit/craftbukkit/CraftServer.java | 9 +++ + .../java/org/bukkit/craftbukkit/CraftWorld.java | 4 + + .../bukkit/craftbukkit/OrebfuscatorManager.java | 91 ++++++++++++++++++++++ + src/main/resources/configurations/bukkit.yml | 5 ++ + 8 files changed, 136 insertions(+), 1 deletion(-) + create mode 100644 src/main/java/org/bukkit/craftbukkit/OrebfuscatorManager.java + +diff --git a/src/main/java/net/minecraft/server/Explosion.java b/src/main/java/net/minecraft/server/Explosion.java +index ba2f88f..8d5b1d8 100644 +--- a/src/main/java/net/minecraft/server/Explosion.java ++++ b/src/main/java/net/minecraft/server/Explosion.java +@@ -240,6 +240,7 @@ public class Explosion { + j = chunkposition.y; + k = chunkposition.z; + l = this.world.getTypeId(i, j, k); ++ org.bukkit.craftbukkit.OrebfuscatorManager.updateNearbyBlocks(world, i, j, k); // Spigot (Orebfuscator) + if (flag) { + double d0 = (double) ((float) i + this.world.random.nextFloat()); + double d1 = (double) ((float) j + this.world.random.nextFloat()); +diff --git a/src/main/java/net/minecraft/server/Packet51MapChunk.java b/src/main/java/net/minecraft/server/Packet51MapChunk.java +index b51d90c..365116a 100644 +--- a/src/main/java/net/minecraft/server/Packet51MapChunk.java ++++ b/src/main/java/net/minecraft/server/Packet51MapChunk.java +@@ -46,6 +46,7 @@ public class Packet51MapChunk extends Packet { + + this.d = chunkmap.c; + this.c = chunkmap.b; ++ org.bukkit.craftbukkit.OrebfuscatorManager.obfuscate(chunk.x, chunk.z, i, chunkmap.a, chunk.world); // Spigot (Orebfuscator) + + try { + this.inflatedBuffer = chunkmap.a; +diff --git a/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java b/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java +index 867ebd3..9d5cee7 100644 +--- a/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java ++++ b/src/main/java/net/minecraft/server/Packet56MapChunkBulk.java +@@ -28,6 +28,7 @@ public class Packet56MapChunkBulk extends Packet { + } + }; + // CraftBukkit end ++ private World world; // Spigot (Orebfuscator) Keep track of world + + public Packet56MapChunkBulk() {} + +@@ -46,6 +47,9 @@ public class Packet56MapChunkBulk extends Packet { + Chunk chunk = (Chunk) list.get(k); + ChunkMap chunkmap = Packet51MapChunk.a(chunk, true, '\uffff'); + ++ world = chunk.world; // Spigot (Orebfuscator) ++ /* Spigot (Orebfuscator) - Don't use the build buffer yet. Copy to it more efficiently once the chunk is obfuscated ++ // Moved to compress() + if (buildBuffer.length < j + chunkmap.a.length) { + byte[] abyte = new byte[j + chunkmap.a.length]; + +@@ -53,7 +57,7 @@ public class Packet56MapChunkBulk extends Packet { + buildBuffer = abyte; + } + +- System.arraycopy(chunkmap.a, 0, buildBuffer, j, chunkmap.a.length); ++ System.arraycopy(chunkmap.a, 0, buildBuffer, j, chunkmap.a.length); */ + j += chunkmap.a.length; + this.c[k] = chunk.x; + this.d[k] = chunk.z; +@@ -82,6 +86,21 @@ public class Packet56MapChunkBulk extends Packet { + return; + } + ++ // Spigot (Orebfuscator) start - Obfuscate chunks ++ int finalBufferSize = 0; ++ for (int i = 0; i < a.length; i++) { ++ org.bukkit.craftbukkit.OrebfuscatorManager.obfuscate(c[i], d[i], a[i], inflatedBuffers[i], world); ++ finalBufferSize += inflatedBuffers[i].length; ++ } ++ ++ // Now it's time to efficiently copy the chunk to the build buffer ++ buildBuffer = new byte[finalBufferSize]; ++ int bufferLocation = 0; ++ for (int i = 0; i < a.length; i++) { ++ System.arraycopy(inflatedBuffers[i], 0, buildBuffer, bufferLocation, inflatedBuffers[i].length); ++ bufferLocation += inflatedBuffers[i].length; ++ } ++ // Spigot (Orebfuscator) end + Deflater deflater = localDeflater.get(); + deflater.reset(); + deflater.setInput(this.buildBuffer); +diff --git a/src/main/java/net/minecraft/server/PlayerInteractManager.java b/src/main/java/net/minecraft/server/PlayerInteractManager.java +index 5faee12..55f9ffa 100644 +--- a/src/main/java/net/minecraft/server/PlayerInteractManager.java ++++ b/src/main/java/net/minecraft/server/PlayerInteractManager.java +@@ -291,6 +291,11 @@ public class PlayerInteractManager { + } + return false; + } ++ // Spigot (Orebfuscator) start ++ else { ++ org.bukkit.craftbukkit.OrebfuscatorManager.updateNearbyBlocks(world, i, j, k); ++ } ++ // Spigot (Orebfuscator) end + } + + if (false) { // Never trigger +diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java +index 047378a..4a75fb1 100644 +--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java ++++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java +@@ -163,6 +163,11 @@ public final class CraftServer implements Server { + private WarningState warningState = WarningState.DEFAULT; + private final BooleanWrapper online = new BooleanWrapper(); + ++ // Orebfuscator use ++ public boolean orebfuscatorEnabled = false; ++ public int orebfuscatorUpdateRadius = 2; ++ public List orebfuscatorDisabledWorlds; ++ + private final class BooleanWrapper { + private boolean value = true; + } +@@ -242,6 +247,10 @@ public final class CraftServer implements Server { + commandComplete = configuration.getBoolean("settings.command-complete", true); + spamGuardExclusions = configuration.getStringList("settings.spam-exclusions"); + ++ orebfuscatorEnabled = configuration.getBoolean("orebfuscator.enable", false); ++ orebfuscatorUpdateRadius = configuration.getInt("orebfuscator.update-radius", 2); ++ orebfuscatorDisabledWorlds = configuration.getStringList("orebfuscator.disabled-worlds"); ++ + org.bukkit.craftbukkit.util.LightningSimulator.configure(configuration); + + try { +diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java +index 856307f..4861609 100644 +--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java ++++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java +@@ -117,6 +117,8 @@ public class CraftWorld implements World { + viewDistance = Bukkit.getServer().getViewDistance(); + viewDistance = configuration.getInt("world-settings." + name + ".view-distance", viewDistance); + ++ obfuscated = !world.getServer().orebfuscatorDisabledWorlds.contains(name); ++ + server.getLogger().info("-------------- Spigot ----------------"); + server.getLogger().info("-------- World Settings For [" + name + "] --------"); + server.getLogger().info("Growth Per Chunk: " + growthPerTick); +@@ -133,6 +135,7 @@ public class CraftWorld implements World { + server.getLogger().info("Tree Growth Modifier: " + treeGrowthModifier); + server.getLogger().info("Mushroom Growth Modifier: " + mushroomGrowthModifier); + server.getLogger().info("View distance: " + viewDistance); ++ server.getLogger().info("Oreobfuscator: " + obfuscated); + server.getLogger().info("-------------------------------------------------"); + // Spigot end + } +@@ -144,6 +147,7 @@ public class CraftWorld implements World { + public int mobSpawnRange = 4; + public int aggregateTicks = 4; + public int viewDistance; ++ public boolean obfuscated = false; + //Crop growth rates: + public int wheatGrowthModifier = 100; + public int cactusGrowthModifier = 100; +diff --git a/src/main/java/org/bukkit/craftbukkit/OrebfuscatorManager.java b/src/main/java/org/bukkit/craftbukkit/OrebfuscatorManager.java +new file mode 100644 +index 0000000..a130ba1 +--- /dev/null ++++ b/src/main/java/org/bukkit/craftbukkit/OrebfuscatorManager.java +@@ -0,0 +1,91 @@ ++package org.bukkit.craftbukkit; ++ ++import net.minecraft.server.Block; ++import net.minecraft.server.World; ++ ++public class OrebfuscatorManager { ++ ++ // Used to keep track of which blocks to obfuscate ++ private static boolean[] obfuscateBlocks = new boolean[Short.MAX_VALUE]; ++ ++ // Default blocks ++ static { ++ obfuscateBlocks[Block.STONE.id] = true; ++ obfuscateBlocks[Block.GOLD_ORE.id] = true; ++ obfuscateBlocks[Block.IRON_ORE.id] = true; ++ obfuscateBlocks[Block.COAL_ORE.id] = true; ++ obfuscateBlocks[Block.LAPIS_ORE.id] = true; ++ obfuscateBlocks[Block.CHEST.id] = true; ++ obfuscateBlocks[Block.DIAMOND_ORE.id] = true; ++ obfuscateBlocks[Block.REDSTONE_ORE.id] = true; ++ obfuscateBlocks[Block.GLOWING_REDSTONE_ORE.id] = true; ++ obfuscateBlocks[Block.EMERALD_ORE.id] = true; ++ obfuscateBlocks[Block.ENDER_CHEST.id] = true; ++ } ++ ++ public static void updateNearbyBlocks(World world, int x, int y, int z) { ++ updateNearbyBlocks(world, x, y, z, world.getServer().orebfuscatorUpdateRadius); ++ } ++ ++ public static void obfuscate(int chunkX, int chunkY, int bitmask, byte[] buffer, World world) { ++ if (world.getServer().orebfuscatorEnabled && world.getWorld().obfuscated) { ++ int initialRadius = 1; ++ int index = 0; ++ int startX = chunkX << 4; ++ int startZ = chunkY << 4; ++ for (int i = 0; i < 16; i++) { ++ // If the bitmask indicates this chunk is sent... ++ if ((bitmask & 1 << i) != 0) { ++ for (int y = 0; y < 16; y++) { ++ for (int z = 0; z < 16; z++) { ++ for (int x = 0; x < 16; x++) { ++ byte data = buffer[index]; ++ // Check if the block should be obfuscated for the default engine modes ++ if (obfuscateBlocks[data & 0xFF]) { ++ if (initialRadius == 0 || !areAjacentBlocksTransparent(world, startX + x, (i << 4) + y, startZ + z, initialRadius)) { ++ // Replace with stone ++ buffer[index] = (byte) Block.STONE.id; ++ } ++ } ++ index++; ++ } ++ } ++ } ++ } ++ } ++ } ++ } ++ ++ private static void updateNearbyBlocks(World world, int x, int y, int z, int radius) { ++ if (world.getServer().orebfuscatorEnabled && world.getWorld().obfuscated && world.isLoaded(x, y, z)) { ++ // Get block id ++ int id = world.getTypeId(x, y, z); ++ ++ // See if it needs update ++ if (obfuscateBlocks[id]) { ++ // Send the update ++ world.notify(x, y, z); ++ ++ if (radius != 0) { ++ updateNearbyBlocks(world, x + 1, y, z, radius - 1); ++ updateNearbyBlocks(world, x - 1, y, z, radius - 1); ++ updateNearbyBlocks(world, x, y + 1, z, radius - 1); ++ updateNearbyBlocks(world, x, y - 1, z, radius - 1); ++ updateNearbyBlocks(world, x, y, z + 1, radius - 1); ++ updateNearbyBlocks(world, x, y, z - 1, radius - 1); ++ } ++ } ++ } ++ } ++ ++ private static boolean areAjacentBlocksTransparent(World world, int x, int y, int z, int radius) { ++ return radius > 0 && y > 0 && y <= world.getHeight() ++ && (!Block.i(world.getTypeId(x, y, z)) ++ || areAjacentBlocksTransparent(world, x, y + 1, z, radius - 1) ++ || areAjacentBlocksTransparent(world, x, y - 1, z, radius - 1) ++ || areAjacentBlocksTransparent(world, x + 1, y, z, radius - 1) ++ || areAjacentBlocksTransparent(world, x - 1, y, z, radius - 1) ++ || areAjacentBlocksTransparent(world, x, y, z + 1, radius - 1) ++ || areAjacentBlocksTransparent(world, x, y, z - 1, radius - 1)); ++ } ++} +diff --git a/src/main/resources/configurations/bukkit.yml b/src/main/resources/configurations/bukkit.yml +index c41fac1..fee0bb1 100644 +--- a/src/main/resources/configurations/bukkit.yml ++++ b/src/main/resources/configurations/bukkit.yml +@@ -109,3 +109,8 @@ database: + driver: org.sqlite.JDBC + password: walrus + url: jdbc:sqlite:{DIR}{NAME}.db ++orebfuscator: ++ enable: false ++ update-radius: 2 ++ disabled-worlds: ++ - world_the_end +-- +1.8.1-rc2 +