From 116b25dc302af3d7059ee7fc101a570d19362a5f 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 | 5 ++ .../java/org/bukkit/craftbukkit/CraftWorld.java | 4 + .../bukkit/craftbukkit/OrebfuscatorManager.java | 95 ++++++++++++++++++++++ src/main/java/org/bukkit/craftbukkit/Spigot.java | 4 + src/main/resources/configurations/bukkit.yml | 5 ++ 9 files changed, 140 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 a7785b7..ef52f32 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; } diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java index 94e07fe..21bd64a 100644 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java @@ -119,6 +119,8 @@ 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); @@ -135,6 +137,7 @@ 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 } @@ -146,6 +149,7 @@ 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..7178dfb --- /dev/null +++ b/src/main/java/org/bukkit/craftbukkit/OrebfuscatorManager.java @@ -0,0 +1,95 @@ +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; + } + } + if (++index >= buffer.length) { + return; + } + } + } + } + } + } + } + } + + 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); + } + + // Check other blocks for updates + 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 y > 0 && y <= world.getHeight() + && world.isLoaded(x, y, z) + && !Block.i(world.getTypeId(x, y, z)) + || (radius > 0 && (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/java/org/bukkit/craftbukkit/Spigot.java b/src/main/java/org/bukkit/craftbukkit/Spigot.java index 931356d..83988c3 100644 --- a/src/main/java/org/bukkit/craftbukkit/Spigot.java +++ b/src/main/java/org/bukkit/craftbukkit/Spigot.java @@ -24,6 +24,10 @@ public class Spigot { server.commandComplete = configuration.getBoolean("settings.command-complete", true); server.spamGuardExclusions = configuration.getStringList("settings.spam-exclusions"); + server.orebfuscatorEnabled = configuration.getBoolean("orebfuscator.enable", false); + server.orebfuscatorUpdateRadius = configuration.getInt("orebfuscator.update-radius", 2); + server.orebfuscatorDisabledWorlds = configuration.getStringList("orebfuscator.disabled-worlds"); + if (server.chunkGCPeriod == 0) { server.getLogger().severe("[Spigot] You should not disable chunk-gc. Resetting period-in-ticks to 600 ticks."); server.chunkGCPeriod = 600; diff --git a/src/main/resources/configurations/bukkit.yml b/src/main/resources/configurations/bukkit.yml index 9d6d613..6931712 100644 --- a/src/main/resources/configurations/bukkit.yml +++ b/src/main/resources/configurations/bukkit.yml @@ -84,3 +84,8 @@ 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