classic-worldgen/src/main/java/dev/tilera/cwg/genlayer/GenLayerFuzzyZoomClassic.java
Timo Ley c78649ca89
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feat: true classic worldgen
2022-10-23 15:09:57 +02:00

65 lines
2.1 KiB
Java

package dev.tilera.cwg.genlayer;
import net.minecraft.world.gen.layer.GenLayer;
import net.minecraft.world.gen.layer.IntCache;
public class GenLayerFuzzyZoomClassic extends GenLayer {
public GenLayerFuzzyZoomClassic(long p_i2123_1_, GenLayer p_i2123_3_) {
super(p_i2123_1_);
super.parent = p_i2123_3_;
}
public int[] getInts(int var1, int var2, int var3, int var4) {
int var5 = var1 >> 1;
int var6 = var2 >> 1;
int var7 = (var3 >> 1) + 3;
int var8 = (var4 >> 1) + 3;
int[] var9 = this.parent.getInts(var5, var6, var7, var8);
int[] var10 = IntCache.getIntCache(var7 * 2 * var8 * 2);
int var11 = var7 << 1;
int var13;
for(int var12 = 0; var12 < var8 - 1; ++var12) {
var13 = var12 << 1;
int var14 = var13 * var11;
int var15 = var9[0 + (var12 + 0) * var7];
int var16 = var9[0 + (var12 + 1) * var7];
for(int var17 = 0; var17 < var7 - 1; ++var17) {
this.initChunkSeed((long)(var17 + var5 << 1), (long)(var12 + var6 << 1));
int var18 = var9[var17 + 1 + (var12 + 0) * var7];
int var19 = var9[var17 + 1 + (var12 + 1) * var7];
var10[var14] = var15;
var10[var14++ + var11] = this.choose(var15, var16);
var10[var14] = this.choose(var15, var18);
var10[var14++ + var11] = this.choose(var15, var18, var16, var19);
var15 = var18;
var16 = var19;
}
}
int[] var20 = IntCache.getIntCache(var3 * var4);
for(var13 = 0; var13 < var4; ++var13) {
System.arraycopy(var10, (var13 + (var2 & 1)) * (var7 << 1) + (var1 & 1), var20, var13 * var3, var3);
}
return var20;
}
protected int choose(int var1, int var2) {
return this.nextInt(2) == 0 ? var1 : var2;
}
protected int choose(int var1, int var2, int var3, int var4) {
int var5 = this.nextInt(4);
if (var5 == 0) {
return var1;
} else if (var5 == 1) {
return var2;
} else {
return var5 == 2 ? var3 : var4;
}
}
}