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package jp.plusplus.fbs.world.structure;
import jp.plusplus.fbs.FBS;
import net.minecraft.entity.item.EntityEnderEye;
import net.minecraft.item.ItemEnderEye;
import net.minecraft.world.World;
import net.minecraft.world.gen.structure.MapGenScatteredFeature;
import net.minecraft.world.gen.structure.MapGenStructure;
import net.minecraft.world.gen.structure.StructureStart;
import java.util.Random;
/**
* Createdby pluslus_Fon 2015/06/06.
*/
public class MapGenSealdLib extends MapGenStructure {
public MapGenSealdLib() {
}
@Override
public String func_143025_a() {
return "Sealed Library";
}
@Override
protected boolean canSpawnStructureAtCoords(int i, int j) {
boolean f=isLibraryChunk(worldObj, i, j);
//if(f) FBS.logger.info("generated at:"+i+","+j);
//EntityEnderEye
//ItemEnderEye
return f;
}
@Override
protected StructureStart getStructureStart(int i, int j) {
return new StructureSealedLibStart(this.worldObj, this.rand, i, j);
}
/**
* それが図書館生成チャンクであるかどうか
*
* @param x
* @param z
* @return
*/
public static boolean isLibraryChunk(World w, int x, int z) {
int max = 4;
int min = 1;
int k = x;
int l = z;
if (x < 0) {
x -= max - 1;
}
if (z < 0) {
z -= max - 1;
}
int i1 = x / max;
int j1 = z / max;
long seed = (long) i1 * 341873128712L + (long) j1 * 132897987541L + w.getWorldInfo().getSeed() + (long) 14357617;
Random random = new Random(seed);
i1 *= max;
j1 *= max;
i1 += random.nextInt(max - min);
j1 += random.nextInt(max - min);
return (k == i1 && l == j1);
}
}
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