package net.minecraft.world.gen.feature;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class WorldGenHugeTrees extends WorldGenerator
{
/** The base height of the tree */
private final int baseHeight;
/** Sets the metadata for the wood blocks used */
private final int woodMetadata;
/** Sets the metadata for the leaves used in huge trees */
private final int leavesMetadata;
public WorldGenHugeTrees(boolean par1, int par2, int par3, int par4)
{
super(par1);
this.baseHeight = par2;
this.woodMetadata = par3;
this.leavesMetadata = par4;
}
public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5)
{
int var6 = par2Random.nextInt(3) + this.baseHeight;
boolean var7 = true;
if (par4 >= 1 && par4 + var6 + 1 <= 256)
{
int var8;
int var10;
int var11;
int var12;
for (var8 = par4; var8 <= par4 + 1 + var6; ++var8)
{
byte var9 = 2;
if (var8 == par4)
{
var9 = 1;
}
if (var8 >= par4 + 1 + var6 - 2)
{
var9 = 2;
}
for (var10 = par3 - var9; var10 <= par3 + var9 && var7; ++var10)
{
for (var11 = par5 - var9; var11 <= par5 + var9 && var7; ++var11)
{
if (var8 >= 0 && var8 < 256)
{
var12 = par1World.getBlockId(var10, var8, var11);
if (var12 != 0 &&
(Block.blocksList[var12] != null && !Block.blocksList[var12].isLeaves(par1World, var10, var8, var11)) &&
var12 != Block.grass.blockID &&
var12 != Block.dirt.blockID &&
(Block.blocksList[var12] != null && !Block.blocksList[var12].isWood(par1World, var10, var8, var11)) &&
var12 != Block.sapling.blockID)
{
var7 = false;
}
}
else
{
var7 = false;
}
}
}
}
if (!var7)
{
return false;
}
else
{
var8 = par1World.getBlockId(par3, par4 - 1, par5);
if ((var8 == Block.grass.blockID || var8 == Block.dirt.blockID) && par4 < 256 - var6 - 1)
{
par1World.setBlock(par3, par4 - 1, par5, Block.dirt.blockID);
par1World.setBlock(par3 + 1, par4 - 1, par5, Block.dirt.blockID);
par1World.setBlock(par3, par4 - 1, par5 + 1, Block.dirt.blockID);
par1World.setBlock(par3 + 1, par4 - 1, par5 + 1, Block.dirt.blockID);
this.growLeaves(par1World, par3, par5, par4 + var6, 2, par2Random);
for (int var14 = par4 + var6 - 2 - par2Random.nextInt(4); var14 > par4 + var6 / 2; var14 -= 2 + par2Random.nextInt(4))
{
float var15 = par2Random.nextFloat() * (float)Math.PI * 2.0F;
var11 = par3 + (int)(0.5F + MathHelper.cos(var15) * 4.0F);
var12 = par5 + (int)(0.5F + MathHelper.sin(var15) * 4.0F);
this.growLeaves(par1World, var11, var12, var14, 0, par2Random);
for (int var13 = 0; var13 < 5; ++var13)
{
var11 = par3 + (int)(1.5F + MathHelper.cos(var15) * (float)var13);
var12 = par5 + (int)(1.5F + MathHelper.sin(var15) * (float)var13);
this.setBlockAndMetadata(par1World, var11, var14 - 3 + var13 / 2, var12, Block.wood.blockID, this.woodMetadata);
}
}
for (var10 = 0; var10 < var6; ++var10)
{
var11 = par1World.getBlockId(par3, par4 + var10, par5);
if (var11 == 0 || Block.blocksList[var11] == null || Block.blocksList[var11].isLeaves(par1World, par3, par4 + var10, par5))
{
this.setBlockAndMetadata(par1World, par3, par4 + var10, par5, Block.wood.blockID, this.woodMetadata);
if (var10 > 0)
{
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 - 1, par4 + var10, par5))
{
this.setBlockAndMetadata(par1World, par3 - 1, par4 + var10, par5, Block.vine.blockID, 8);
}
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3, par4 + var10, par5 - 1))
{
this.setBlockAndMetadata(par1World, par3, par4 + var10, par5 - 1, Block.vine.blockID, 1);
}
}
}
if (var10 < var6 - 1)
{
var11 = par1World.getBlockId(par3 + 1, par4 + var10, par5);
if (var11 == 0 || Block.blocksList[var11] == null || Block.blocksList[var11].isLeaves(par1World, par3 + 1, par4 + var10, par5))
{
this.setBlockAndMetadata(par1World, par3 + 1, par4 + var10, par5, Block.wood.blockID, this.woodMetadata);
if (var10 > 0)
{
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 + 2, par4 + var10, par5))
{
this.setBlockAndMetadata(par1World, par3 + 2, par4 + var10, par5, Block.vine.blockID, 2);
}
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 + 1, par4 + var10, par5 - 1))
{
this.setBlockAndMetadata(par1World, par3 + 1, par4 + var10, par5 - 1, Block.vine.blockID, 1);
}
}
}
var11 = par1World.getBlockId(par3 + 1, par4 + var10, par5 + 1);
if (var11 == 0 || Block.blocksList[var11] == null || Block.blocksList[var11].isLeaves(par1World, par3 + 1, par4 + var10, par5 + 1))
{
this.setBlockAndMetadata(par1World, par3 + 1, par4 + var10, par5 + 1, Block.wood.blockID, this.woodMetadata);
if (var10 > 0)
{
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 + 2, par4 + var10, par5 + 1))
{
this.setBlockAndMetadata(par1World, par3 + 2, par4 + var10, par5 + 1, Block.vine.blockID, 2);
}
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 + 1, par4 + var10, par5 + 2))
{
this.setBlockAndMetadata(par1World, par3 + 1, par4 + var10, par5 + 2, Block.vine.blockID, 4);
}
}
}
var11 = par1World.getBlockId(par3, par4 + var10, par5 + 1);
if (var11 == 0 || Block.blocksList[var11] == null || Block.blocksList[var11].isLeaves(par1World, par3, par4 + var10, par5 + 1))
{
this.setBlockAndMetadata(par1World, par3, par4 + var10, par5 + 1, Block.wood.blockID, this.woodMetadata);
if (var10 > 0)
{
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 - 1, par4 + var10, par5 + 1))
{
this.setBlockAndMetadata(par1World, par3 - 1, par4 + var10, par5 + 1, Block.vine.blockID, 8);
}
if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3, par4 + var10, par5 + 2))
{
this.setBlockAndMetadata(par1World, par3, par4 + var10, par5 + 2, Block.vine.blockID, 4);
}
}
}
}
}
return true;
}
else
{
return false;
}
}
}
else
{
return false;
}
}
private void growLeaves(World par1World, int par2, int par3, int par4, int par5, Random par6Random)
{
byte var7 = 2;
for (int var8 = par4 - var7; var8 <= par4; ++var8)
{
int var9 = var8 - par4;
int var10 = par5 + 1 - var9;
for (int var11 = par2 - var10; var11 <= par2 + var10 + 1; ++var11)
{
int var12 = var11 - par2;
for (int var13 = par3 - var10; var13 <= par3 + var10 + 1; ++var13)
{
int var14 = var13 - par3;
Block block = Block.blocksList[par1World.getBlockId(var11, var8, var13)];
if ((var12 >= 0 || var14 >= 0 || var12 * var12 + var14 * var14 <= var10 * var10) &&
(var12 <= 0 && var14 <= 0 || var12 * var12 + var14 * var14 <= (var10 + 1) * (var10 + 1)) &&
(par6Random.nextInt(4) != 0 || var12 * var12 + var14 * var14 <= (var10 - 1) * (var10 - 1)) &&
(block == null || block.canBeReplacedByLeaves(par1World, var11, var8, var13)))
{
this.setBlockAndMetadata(par1World, var11, var8, var13, Block.leaves.blockID, this.leavesMetadata);
}
}
}
}
}
}