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cn.nukkit.level.generator.object.tree.NewJungleTree Maven / Gradle / Ivy
package cn.nukkit.level.generator.object.tree;
import cn.nukkit.block.*;
import cn.nukkit.level.ChunkManager;
import cn.nukkit.math.BlockFace;
import cn.nukkit.math.BlockVector3;
import cn.nukkit.math.NukkitRandom;
import cn.nukkit.math.Vector3;
/**
* @author CreeperFace
* @since 26. 10. 2016
*/
public class NewJungleTree extends TreeGenerator {
/**
* The minimum height of a generated tree.
*/
private final int minTreeHeight;
private final int maxTreeHeight;
/**
* The metadata value of the wood to use in tree generation.
*/
private final Block metaWood = Block.get(BlockID.WOOD, BlockWood.JUNGLE);
/**
* The metadata value of the leaves to use in tree generation.
*/
private final Block metaLeaves = Block.get(BlockID.LEAVES, BlockLeaves.JUNGLE);
public NewJungleTree(int minTreeHeight, int maxTreeHeight) {
this.minTreeHeight = minTreeHeight;
this.maxTreeHeight = maxTreeHeight;
}
@Override
public boolean generate(ChunkManager worldIn, NukkitRandom rand, Vector3 vectorPosition) {
BlockVector3 position = new BlockVector3(vectorPosition.getFloorX(), vectorPosition.getFloorY(), vectorPosition.getFloorZ());
int i = rand.nextBoundedInt(maxTreeHeight) + this.minTreeHeight;
boolean flag = true;
if (position.getY() >= 1 && position.getY() + i + 1 <= 256) {
for (int j = position.getY(); j <= position.getY() + 1 + i; ++j) {
int k = 1;
if (j == position.getY()) {
k = 0;
}
if (j >= position.getY() + 1 + i - 2) {
k = 2;
}
BlockVector3 pos2 = new BlockVector3();
for (int l = position.getX() - k; l <= position.getX() + k && flag; ++l) {
for (int i1 = position.getZ() - k; i1 <= position.getZ() + k && flag; ++i1) {
if (j >= 0 && j < 256) {
pos2.setComponents(l, j, i1);
if (!this.canGrowInto(worldIn.getBlockIdAt(pos2.x, pos2.y, pos2.z))) {
flag = false;
}
} else {
flag = false;
}
}
}
}
if (!flag) {
return false;
} else {
BlockVector3 down = position.down();
int block = worldIn.getBlockIdAt(down.x, down.y, down.z);
if ((block == Block.GRASS || block == Block.DIRT || block == Block.FARMLAND) && position.getY() < 256 - i - 1) {
this.setDirtAt(worldIn, down);
int k2 = 3;
int l2 = 0;
for (int i3 = position.getY() - 3 + i; i3 <= position.getY() + i; ++i3) {
int i4 = i3 - (position.getY() + i);
int j1 = 1 - i4 / 2;
for (int k1 = position.getX() - j1; k1 <= position.getX() + j1; ++k1) {
int l1 = k1 - position.getX();
for (int i2 = position.getZ() - j1; i2 <= position.getZ() + j1; ++i2) {
int j2 = i2 - position.getZ();
if (Math.abs(l1) != j1 || Math.abs(j2) != j1 || rand.nextBoundedInt(2) != 0 && i4 != 0) {
BlockVector3 blockpos = new BlockVector3(k1, i3, i2);
int id = worldIn.getBlockIdAt(blockpos.x, blockpos.y, blockpos.z);
if (id == Block.AIR || id == Block.LEAVES || id == Block.VINE) {
this.setBlockAndNotifyAdequately(worldIn, blockpos, this.metaLeaves);
}
}
}
}
}
for (int j3 = 0; j3 < i; ++j3) {
BlockVector3 up = position.up(j3);
int id = worldIn.getBlockIdAt(up.x, up.y, up.z);
if (id == Block.AIR || id == Block.LEAVES || id == Block.VINE) {
this.setBlockAndNotifyAdequately(worldIn, up, this.metaWood);
if (j3 > 0) {
if (rand.nextBoundedInt(3) > 0 && isAirBlock(worldIn, position.add(-1, j3, 0))) {
this.addVine(worldIn, position.add(-1, j3, 0), 8);
}
if (rand.nextBoundedInt(3) > 0 && isAirBlock(worldIn, position.add(1, j3, 0))) {
this.addVine(worldIn, position.add(1, j3, 0), 2);
}
if (rand.nextBoundedInt(3) > 0 && isAirBlock(worldIn, position.add(0, j3, -1))) {
this.addVine(worldIn, position.add(0, j3, -1), 1);
}
if (rand.nextBoundedInt(3) > 0 && isAirBlock(worldIn, position.add(0, j3, 1))) {
this.addVine(worldIn, position.add(0, j3, 1), 4);
}
}
}
}
for (int k3 = position.getY() - 3 + i; k3 <= position.getY() + i; ++k3) {
int j4 = k3 - (position.getY() + i);
int k4 = 2 - j4 / 2;
BlockVector3 pos2 = new BlockVector3();
for (int l4 = position.getX() - k4; l4 <= position.getX() + k4; ++l4) {
for (int i5 = position.getZ() - k4; i5 <= position.getZ() + k4; ++i5) {
pos2.setComponents(l4, k3, i5);
if (worldIn.getBlockIdAt(pos2.x, pos2.y, pos2.z) == Block.LEAVES) {
BlockVector3 blockpos2 = pos2.west();
BlockVector3 blockpos3 = pos2.east();
BlockVector3 blockpos4 = pos2.north();
BlockVector3 blockpos1 = pos2.south();
if (rand.nextBoundedInt(4) == 0 && worldIn.getBlockIdAt(blockpos2.x, blockpos2.y, blockpos2.z) == Block.AIR) {
this.addHangingVine(worldIn, blockpos2, 8);
}
if (rand.nextBoundedInt(4) == 0 && worldIn.getBlockIdAt(blockpos3.x, blockpos3.y, blockpos3.z) == Block.AIR) {
this.addHangingVine(worldIn, blockpos3, 2);
}
if (rand.nextBoundedInt(4) == 0 && worldIn.getBlockIdAt(blockpos4.x, blockpos4.y, blockpos4.z) == Block.AIR) {
this.addHangingVine(worldIn, blockpos4, 1);
}
if (rand.nextBoundedInt(4) == 0 && worldIn.getBlockIdAt(blockpos1.x, blockpos1.y, blockpos1.z) == Block.AIR) {
this.addHangingVine(worldIn, blockpos1, 4);
}
}
}
}
}
if (rand.nextBoundedInt(5) == 0 && i > 5) {
for (int l3 = 0; l3 < 2; ++l3) {
for (BlockFace enumfacing : BlockFace.Plane.HORIZONTAL) {
if (rand.nextBoundedInt(4 - l3) == 0) {
BlockFace enumfacing1 = enumfacing.getOpposite();
this.placeCocoa(worldIn, rand.nextBoundedInt(3), position.add(enumfacing1.getXOffset(), i - 5 + l3, enumfacing1.getZOffset()), enumfacing);
}
}
}
}
return true;
} else {
return false;
}
}
} else {
return false;
}
}
private void placeCocoa(ChunkManager worldIn, int age, BlockVector3 pos, BlockFace side) {
int meta = getCocoaMeta(age, side.getIndex());
this.setBlockAndNotifyAdequately(worldIn, pos, new BlockUnknown(127, meta));
}
private void addVine(ChunkManager worldIn, BlockVector3 pos, int meta) {
this.setBlockAndNotifyAdequately(worldIn, pos, Block.get(BlockID.VINE, meta));
}
private void addHangingVine(ChunkManager worldIn, BlockVector3 pos, int meta) {
this.addVine(worldIn, pos, meta);
int i = 4;
for (pos = pos.down(); i > 0 && worldIn.getBlockIdAt(pos.x, pos.y, pos.z) == Block.AIR; --i) {
this.addVine(worldIn, pos, meta);
pos = pos.down();
}
}
private boolean isAirBlock(ChunkManager level, BlockVector3 v) {
return level.getBlockIdAt(v.x, v.y, v.z) == 0;
}
private int getCocoaMeta(int age, int side) {
int meta = age * 4;
//3 4 2 5
switch (side) {
case 4:
meta++;
break;
case 2:
meta += 2;
break;
case 5:
meta += 3;
break;
}
return meta;
}
}
