package net.minecraft.server; import java.util.Random; import org.bukkit.BlockChangeDelegate; // CraftBukkit public class WorldGenMegaTree extends WorldGenerator implements BlockSapling.TreeGenerator { // CraftBukkit add interface private final int a; private final int b; private final int c; public WorldGenMegaTree(boolean flag, int i, int j, int k) { super(flag); this.a = i; this.b = j; this.c = k; } public boolean a(World world, Random random, int i, int j, int k) { // CraftBukkit start - Moved to generate return this.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) + this.a; boolean flag = true; if (j >= 1 && j + l + 1 <= 256) { int i1; int j1; int k1; int l1; for (i1 = j; i1 <= j + 1 + l; ++i1) { byte b0 = 2; if (i1 == j) { b0 = 1; } 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 < 256) { l1 = world.getTypeId(j1, i1, k1); if (l1 != 0 && l1 != Block.LEAVES.id && l1 != Block.GRASS.id && l1 != Block.DIRT.id && l1 != Block.LOG.id && l1 != Block.SAPLING.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 < 256 - l - 1) { world.setTypeIdAndData(i, j - 1, k, Block.DIRT.id, 0); world.setTypeIdAndData(i + 1, j - 1, k, Block.DIRT.id, 0); world.setTypeIdAndData(i, j - 1, k + 1, Block.DIRT.id, 0); world.setTypeIdAndData(i + 1, j - 1, k + 1, Block.DIRT.id, 0); this.a(world, i, k, j + l, 2, random); for (int i2 = j + l - 2 - random.nextInt(4); i2 > j + l / 2; i2 -= 2 + random.nextInt(4)) { float f = random.nextFloat() * 3.1415927F * 2.0F; k1 = i + (int) (0.5F + MathHelper.cos(f) * 4.0F); l1 = k + (int) (0.5F + MathHelper.sin(f) * 4.0F); this.a(world, k1, l1, i2, 0, random); for (int j2 = 0; j2 < 5; ++j2) { k1 = i + (int) (1.5F + MathHelper.cos(f) * (float) j2); l1 = k + (int) (1.5F + MathHelper.sin(f) * (float) j2); this.setTypeAndData(world, k1, i2 - 3 + j2 / 2, l1, Block.LOG.id, this.b); } } for (j1 = 0; j1 < l; ++j1) { k1 = world.getTypeId(i, j + j1, k); if (k1 == 0 || k1 == Block.LEAVES.id) { this.setTypeAndData(world, i, j + j1, k, Block.LOG.id, this.b); if (j1 > 0) { if (random.nextInt(3) > 0 && world.isEmpty(i - 1, j + j1, k)) { this.setTypeAndData(world, i - 1, j + j1, k, Block.VINE.id, 8); } if (random.nextInt(3) > 0 && world.isEmpty(i, j + j1, k - 1)) { this.setTypeAndData(world, i, j + j1, k - 1, Block.VINE.id, 1); } } } if (j1 < l - 1) { k1 = world.getTypeId(i + 1, j + j1, k); if (k1 == 0 || k1 == Block.LEAVES.id) { this.setTypeAndData(world, i + 1, j + j1, k, Block.LOG.id, this.b); if (j1 > 0) { if (random.nextInt(3) > 0 && world.isEmpty(i + 2, j + j1, k)) { this.setTypeAndData(world, i + 2, j + j1, k, Block.VINE.id, 2); } if (random.nextInt(3) > 0 && world.isEmpty(i + 1, j + j1, k - 1)) { this.setTypeAndData(world, i + 1, j + j1, k - 1, Block.VINE.id, 1); } } } k1 = world.getTypeId(i + 1, j + j1, k + 1); if (k1 == 0 || k1 == Block.LEAVES.id) { this.setTypeAndData(world, i + 1, j + j1, k + 1, Block.LOG.id, this.b); if (j1 > 0) { if (random.nextInt(3) > 0 && world.isEmpty(i + 2, j + j1, k + 1)) { this.setTypeAndData(world, i + 2, j + j1, k + 1, Block.VINE.id, 2); } if (random.nextInt(3) > 0 && world.isEmpty(i + 1, j + j1, k + 2)) { this.setTypeAndData(world, i + 1, j + j1, k + 2, Block.VINE.id, 4); } } } k1 = world.getTypeId(i, j + j1, k + 1); if (k1 == 0 || k1 == Block.LEAVES.id) { this.setTypeAndData(world, i, j + j1, k + 1, Block.LOG.id, this.b); if (j1 > 0) { if (random.nextInt(3) > 0 && world.isEmpty(i - 1, j + j1, k + 1)) { this.setTypeAndData(world, i - 1, j + j1, k + 1, Block.VINE.id, 8); } if (random.nextInt(3) > 0 && world.isEmpty(i, j + j1, k + 2)) { this.setTypeAndData(world, i, j + j1, k + 2, Block.VINE.id, 4); } } } } } return true; } else { return false; } } } else { return false; } } // CraftBukkit - Changed signature private void a(BlockChangeDelegate world, int i, int j, int k, int l, Random random) { byte b0 = 2; for (int i1 = k - b0; i1 <= k; ++i1) { int j1 = i1 - k; int k1 = l + 1 - j1; for (int l1 = i - k1; l1 <= i + k1 + 1; ++l1) { int i2 = l1 - i; for (int j2 = j - k1; j2 <= j + k1 + 1; ++j2) { int k2 = j2 - j; if ((i2 >= 0 || k2 >= 0 || i2 * i2 + k2 * k2 <= k1 * k1) && (i2 <= 0 && k2 <= 0 || i2 * i2 + k2 * k2 <= (k1 + 1) * (k1 + 1)) && (random.nextInt(4) != 0 || i2 * i2 + k2 * k2 <= (k1 - 1) * (k1 - 1))) { int l2 = world.getTypeId(l1, i1, j2); if (l2 == 0 || l2 == Block.LEAVES.id) { this.setTypeAndData(world, l1, i1, j2, Block.LEAVES.id, this.c); } } } } } } }