001package net.minecraft.world.gen.feature;
002
003import java.util.Random;
004import net.minecraft.block.Block;
005import net.minecraft.block.BlockSapling;
006import net.minecraft.world.World;
007import net.minecraftforge.common.ForgeDirection;
008
009public class WorldGenTaiga2 extends WorldGenerator
010{
011    public WorldGenTaiga2(boolean par1)
012    {
013        super(par1);
014    }
015
016    public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5)
017    {
018        int var6 = par2Random.nextInt(4) + 6;
019        int var7 = 1 + par2Random.nextInt(2);
020        int var8 = var6 - var7;
021        int var9 = 2 + par2Random.nextInt(2);
022        boolean var10 = true;
023
024        if (par4 >= 1 && par4 + var6 + 1 <= 256)
025        {
026            int var11;
027            int var13;
028            int var15;
029            int var21;
030
031            for (var11 = par4; var11 <= par4 + 1 + var6 && var10; ++var11)
032            {
033                boolean var12 = true;
034
035                if (var11 - par4 < var7)
036                {
037                    var21 = 0;
038                }
039                else
040                {
041                    var21 = var9;
042                }
043
044                for (var13 = par3 - var21; var13 <= par3 + var21 && var10; ++var13)
045                {
046                    for (int var14 = par5 - var21; var14 <= par5 + var21 && var10; ++var14)
047                    {
048                        if (var11 >= 0 && var11 < 256)
049                        {
050                            var15 = par1World.getBlockId(var13, var11, var14);
051
052                            Block block = Block.blocksList[var15];
053
054                            if (var15 != 0 && block != null && !block.isLeaves(par1World, var13, var11, var14))
055                            {
056                                var10 = false;
057                            }
058                        }
059                        else
060                        {
061                            var10 = false;
062                        }
063                    }
064                }
065            }
066
067            if (!var10)
068            {
069                return false;
070            }
071            else
072            {
073                var11 = par1World.getBlockId(par3, par4 - 1, par5);
074                Block soil = Block.blocksList[var11];
075                boolean isValidSoil = soil != null && soil.canSustainPlant(par1World, par3, par4 - 1, par5, ForgeDirection.UP, (BlockSapling)Block.sapling);
076
077                if (isValidSoil && par4 < 256 - var6 - 1)
078                {
079                    soil.onPlantGrow(par1World, par3, par4 - 1, par5, par3, par4, par5);
080                    var21 = par2Random.nextInt(2);
081                    var13 = 1;
082                    byte var22 = 0;
083                    int var17;
084                    int var16;
085
086                    for (var15 = 0; var15 <= var8; ++var15)
087                    {
088                        var16 = par4 + var6 - var15;
089
090                        for (var17 = par3 - var21; var17 <= par3 + var21; ++var17)
091                        {
092                            int var18 = var17 - par3;
093
094                            for (int var19 = par5 - var21; var19 <= par5 + var21; ++var19)
095                            {
096                                int var20 = var19 - par5;
097
098                                Block block = Block.blocksList[par1World.getBlockId(var17, var16, var19)];
099
100                                if ((Math.abs(var18) != var21 || Math.abs(var20) != var21 || var21 <= 0) && 
101                                    (block == null || block.canBeReplacedByLeaves(par1World, var17, var16, var19)))
102                                {
103                                    this.setBlockAndMetadata(par1World, var17, var16, var19, Block.leaves.blockID, 1);
104                                }
105                            }
106                        }
107
108                        if (var21 >= var13)
109                        {
110                            var21 = var22;
111                            var22 = 1;
112                            ++var13;
113
114                            if (var13 > var9)
115                            {
116                                var13 = var9;
117                            }
118                        }
119                        else
120                        {
121                            ++var21;
122                        }
123                    }
124
125                    var15 = par2Random.nextInt(3);
126
127                    for (var16 = 0; var16 < var6 - var15; ++var16)
128                    {
129                        var17 = par1World.getBlockId(par3, par4 + var16, par5);
130
131                        Block block = Block.blocksList[var17];
132
133                        if (var17 == 0 || block == null || block.isLeaves(par1World, par3, par4 + var16, par5))
134                        {
135                            this.setBlockAndMetadata(par1World, par3, par4 + var16, par5, Block.wood.blockID, 1);
136                        }
137                    }
138
139                    return true;
140                }
141                else
142                {
143                    return false;
144                }
145            }
146        }
147        else
148        {
149            return false;
150        }
151    }
152}