GenLayerHillsExtended.java

package zmaster587.advancedRocketry.world.gen;

import net.minecraft.world.biome.BiomeGenBase;
import net.minecraft.world.gen.layer.GenLayer;
import net.minecraft.world.gen.layer.IntCache;


import zmaster587.advancedRocketry.api.AdvancedRocketryBiomes;

public class GenLayerHillsExtended extends GenLayerExtendedCompare {

	    private GenLayer field_151628_d;

	    public GenLayerHillsExtended(long p_i45479_1_, GenLayer p_i45479_3_, GenLayer p_i45479_4_)
	    {
	        super(p_i45479_1_);
	        this.parent = p_i45479_3_;
	        this.field_151628_d = p_i45479_4_;
	    }

	    /**
	     * Returns a list of integer values generated by this layer. These may be interpreted as temperatures, rainfall
	     * amounts, or biomeList[] indices based on the particular GenLayer subclass.
	     */
	    public int[] getInts(int p_75904_1_, int p_75904_2_, int p_75904_3_, int p_75904_4_)
	    {
	        int[] aint = this.parent.getInts(p_75904_1_ - 1, p_75904_2_ - 1, p_75904_3_ + 2, p_75904_4_ + 2);
	        int[] aint1 = this.field_151628_d.getInts(p_75904_1_ - 1, p_75904_2_ - 1, p_75904_3_ + 2, p_75904_4_ + 2);
	        int[] aint2 = IntCache.getIntCache(p_75904_3_ * p_75904_4_);

	        for (int i1 = 0; i1 < p_75904_4_; ++i1)
	        {
	            for (int j1 = 0; j1 < p_75904_3_; ++j1)
	            {
	                this.initChunkSeed((long)(j1 + p_75904_1_), (long)(i1 + p_75904_2_));
	                int k1 = aint[j1 + 1 + (i1 + 1) * (p_75904_3_ + 2)];
	                int l1 = aint1[j1 + 1 + (i1 + 1) * (p_75904_3_ + 2)];
	                boolean flag = (l1 - 2) % 29 == 0;


	                if (k1 != 0 && l1 >= 2 && (l1 - 2) % 29 == 1 && k1 < 128)
	                {
	                    if (AdvancedRocketryBiomes.instance.getBiomeById(k1 + 128) != null)
	                    {
	                        aint2[j1 + i1 * p_75904_3_] = k1 + 128;
	                    }
	                    else
	                    {
	                        aint2[j1 + i1 * p_75904_3_] = k1;
	                    }
	                }
	                else if (this.nextInt(3) != 0 && !flag)
	                {
	                    aint2[j1 + i1 * p_75904_3_] = k1;
	                }
	                else
	                {
	                    int i2 = k1;
	                    int j2;

	                    if (k1 == BiomeGenBase.desert.biomeID)
	                    {
	                        i2 = BiomeGenBase.desertHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.forest.biomeID)
	                    {
	                        i2 = BiomeGenBase.forestHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.birchForest.biomeID)
	                    {
	                        i2 = BiomeGenBase.birchForestHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.roofedForest.biomeID)
	                    {
	                        i2 = BiomeGenBase.plains.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.taiga.biomeID)
	                    {
	                        i2 = BiomeGenBase.taigaHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.megaTaiga.biomeID)
	                    {
	                        i2 = BiomeGenBase.megaTaigaHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.coldTaiga.biomeID)
	                    {
	                        i2 = BiomeGenBase.coldTaigaHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.plains.biomeID)
	                    {
	                        if (this.nextInt(3) == 0)
	                        {
	                            i2 = BiomeGenBase.forestHills.biomeID;
	                        }
	                        else
	                        {
	                            i2 = BiomeGenBase.forest.biomeID;
	                        }
	                    }
	                    else if (k1 == BiomeGenBase.icePlains.biomeID)
	                    {
	                        i2 = BiomeGenBase.iceMountains.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.jungle.biomeID)
	                    {
	                        i2 = BiomeGenBase.jungleHills.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.ocean.biomeID)
	                    {
	                        i2 = BiomeGenBase.deepOcean.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.extremeHills.biomeID)
	                    {
	                        i2 = BiomeGenBase.extremeHillsPlus.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.savanna.biomeID)
	                    {
	                        i2 = BiomeGenBase.savannaPlateau.biomeID;
	                    }
	                    else if (compareBiomesById(k1, BiomeGenBase.mesaPlateau_F.biomeID))
	                    {
	                        i2 = BiomeGenBase.mesa.biomeID;
	                    }
	                    else if (k1 == BiomeGenBase.deepOcean.biomeID && this.nextInt(3) == 0)
	                    {
	                        j2 = this.nextInt(2);

	                        if (j2 == 0)
	                        {
	                            i2 = BiomeGenBase.plains.biomeID;
	                        }
	                        else
	                        {
	                            i2 = BiomeGenBase.forest.biomeID;
	                        }
	                    }

	                    if (flag && i2 != k1)
	                    {
	                        if (AdvancedRocketryBiomes.instance.getBiomeById(i2 + 128) != null)
	                        {
	                            i2 += 128;
	                        }
	                        else
	                        {
	                            i2 = k1;
	                        }
	                    }

	                    if (i2 == k1)
	                    {
	                        aint2[j1 + i1 * p_75904_3_] = k1;
	                    }
	                    else
	                    {
	                        j2 = aint[j1 + 1 + (i1 + 1 - 1) * (p_75904_3_ + 2)];
	                        int k2 = aint[j1 + 1 + 1 + (i1 + 1) * (p_75904_3_ + 2)];
	                        int l2 = aint[j1 + 1 - 1 + (i1 + 1) * (p_75904_3_ + 2)];
	                        int i3 = aint[j1 + 1 + (i1 + 1 + 1) * (p_75904_3_ + 2)];
	                        int j3 = 0;

	                        if (compareBiomesById(j2, k1))
	                        {
	                            ++j3;
	                        }

	                        if (compareBiomesById(k2, k1))
	                        {
	                            ++j3;
	                        }

	                        if (compareBiomesById(l2, k1))
	                        {
	                            ++j3;
	                        }

	                        if (compareBiomesById(i3, k1))
	                        {
	                            ++j3;
	                        }

	                        if (j3 >= 3)
	                        {
	                            aint2[j1 + i1 * p_75904_3_] = i2;
	                        }
	                        else
	                        {
	                            aint2[j1 + i1 * p_75904_3_] = k1;
	                        }
	                    }
	                }
	            }
	        }

	        return aint2;
	    }
}