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author | sk89q <the.sk89q@gmail.com> | 2011-01-30 13:53:57 -0800 |
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committer | sk89q <the.sk89q@gmail.com> | 2011-01-30 13:54:43 -0800 |
commit | 639d3e3f9400b0b5db23a48fedd7442edb180a43 (patch) | |
tree | 0f9e81616d4e8b4539213a2ee7e18700cce448e4 /src/main/java/net/minecraft/server/WorldGenForest.java | |
parent | 1bc9c54233275b7bf79d73954aae8e86f876da41 (diff) | |
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Added support for different tree generation types and a callback.
Diffstat (limited to 'src/main/java/net/minecraft/server/WorldGenForest.java')
-rw-r--r-- | src/main/java/net/minecraft/server/WorldGenForest.java | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/main/java/net/minecraft/server/WorldGenForest.java b/src/main/java/net/minecraft/server/WorldGenForest.java new file mode 100644 index 00000000..6830fb93 --- /dev/null +++ b/src/main/java/net/minecraft/server/WorldGenForest.java @@ -0,0 +1,100 @@ +package net.minecraft.server; + +import java.util.Random; + +//CraftBukkit start +import org.bukkit.BlockChangeDelegate; +//CraftBukkit end + +public class WorldGenForest extends WorldGenerator { + + public WorldGenForest() {} + + public boolean a(World world, Random random, int i, int j, int k) { + // CraftBukkit start + // sk: The idea is to have (our) WorldServer implement + // BlockChangeDelegate and then we can implicitly cast World to + // WorldServer (a safe cast, AFAIK) and no code will be broken. This + // then allows plugins to catch manually-invoked generation events + return generate((BlockChangeDelegate)world, random, i, j, k); + } + + public boolean generate(BlockChangeDelegate world, Random random, int i, int j, int k) { + // CraftBukkit end + int l = random.nextInt(3) + 5; + boolean flag = true; + + if (j >= 1 && j + l + 1 <= 128) { + int i1; + int j1; + int k1; + int l1; + + for (i1 = j; i1 <= j + 1 + l; ++i1) { + byte b0 = 1; + + if (i1 == j) { + b0 = 0; + } + + if (i1 >= j + 1 + l - 2) { + b0 = 2; + } + + for (j1 = i - b0; j1 <= i + b0 && flag; ++j1) { + for (k1 = k - b0; k1 <= k + b0 && flag; ++k1) { + if (i1 >= 0 && i1 < 128) { + l1 = world.getTypeId(j1, i1, k1); + if (l1 != 0 && l1 != Block.LEAVES.id) { + flag = false; + } + } else { + flag = false; + } + } + } + } + + if (!flag) { + return false; + } else { + i1 = world.getTypeId(i, j - 1, k); + if ((i1 == Block.GRASS.id || i1 == Block.DIRT.id) && j < 128 - l - 1) { + world.setTypeId(i, j - 1, k, Block.DIRT.id); + + int i2; + + for (i2 = j - 3 + l; i2 <= j + l; ++i2) { + j1 = i2 - (j + l); + k1 = 1 - j1 / 2; + + for (l1 = i - k1; l1 <= i + k1; ++l1) { + int j2 = l1 - i; + + for (int k2 = k - k1; k2 <= k + k1; ++k2) { + int l2 = k2 - k; + + if ((Math.abs(j2) != k1 || Math.abs(l2) != k1 || random.nextInt(2) != 0 && j1 != 0) && !Block.o[world.getTypeId(l1, i2, k2)]) { + world.setTypeIdAndData(l1, i2, k2, Block.LEAVES.id, 2); + } + } + } + } + + for (i2 = 0; i2 < l; ++i2) { + j1 = world.getTypeId(i, j + i2, k); + if (j1 == 0 || j1 == Block.LEAVES.id) { + world.setTypeIdAndData(i, j + i2, k, Block.LOG.id, 2); + } + } + + return true; + } else { + return false; + } + } + } else { + return false; + } + } +} |