101 lines
2.8 KiB
Java
101 lines
2.8 KiB
Java
package biomesoplenty.world.layer;
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import net.minecraft.world.gen.layer.IntCache;
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public class BiomeLayerVoronoiZoom extends BiomeLayer
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{
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public BiomeLayerVoronoiZoom(long par1, BiomeLayer par3GenLayer)
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{
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super(par1);
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super.parent = par3GenLayer;
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}
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/**
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* Returns a list of integer values generated by this layer. These may be interpreted as temperatures, rainfall
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* amounts, or biomeList[] indices based on the particular GenLayer subclass.
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*/
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@Override
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public int[] getInts(int par1, int par2, int par3, int par4)
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{
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par1 -= 2;
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par2 -= 2;
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byte b0 = 2;
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int i1 = 1 << b0;
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int j1 = par1 >> b0;
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int k1 = par2 >> b0;
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int l1 = (par3 >> b0) + 3;
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int i2 = (par4 >> b0) + 3;
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int[] aint = parent.getInts(j1, k1, l1, i2);
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int j2 = l1 << b0;
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int k2 = i2 << b0;
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int[] aint1 = IntCache.getIntCache(j2 * k2);
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int l2;
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for (int i3 = 0; i3 < i2 - 1; ++i3)
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{
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l2 = aint[0 + (i3 + 0) * l1];
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int j3 = aint[0 + (i3 + 1) * l1];
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for (int k3 = 0; k3 < l1 - 1; ++k3)
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{
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double d0 = i1 * 0.9D;
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this.initChunkSeed(k3 + j1 << b0, i3 + k1 << b0);
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double d1 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0;
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double d2 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0;
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this.initChunkSeed(k3 + j1 + 1 << b0, i3 + k1 << b0);
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double d3 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0 + i1;
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double d4 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0;
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this.initChunkSeed(k3 + j1 << b0, i3 + k1 + 1 << b0);
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double d5 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0;
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double d6 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0 + i1;
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this.initChunkSeed(k3 + j1 + 1 << b0, i3 + k1 + 1 << b0);
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double d7 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0 + i1;
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double d8 = (this.nextInt(1024) / 1024.0D - 0.5D) * d0 + i1;
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int l3 = aint[k3 + 1 + (i3 + 0) * l1];
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int i4 = aint[k3 + 1 + (i3 + 1) * l1];
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for (int j4 = 0; j4 < i1; ++j4)
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{
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int k4 = ((i3 << b0) + j4) * j2 + (k3 << b0);
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for (int l4 = 0; l4 < i1; ++l4)
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{
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double d9 = (j4 - d2) * (j4 - d2) + (l4 - d1) * (l4 - d1);
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double d10 = (j4 - d4) * (j4 - d4) + (l4 - d3) * (l4 - d3);
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double d11 = (j4 - d6) * (j4 - d6) + (l4 - d5) * (l4 - d5);
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double d12 = (j4 - d8) * (j4 - d8) + (l4 - d7) * (l4 - d7);
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if (d9 < d10 && d9 < d11 && d9 < d12)
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{
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aint1[k4++] = l2;
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}
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else if (d10 < d9 && d10 < d11 && d10 < d12)
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{
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aint1[k4++] = l3;
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}
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else if (d11 < d9 && d11 < d10 && d11 < d12)
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{
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aint1[k4++] = j3;
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}
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else
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{
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aint1[k4++] = i4;
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}
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}
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}
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l2 = l3;
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j3 = i4;
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}
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}
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int[] aint2 = IntCache.getIntCache(par3 * par4);
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for (l2 = 0; l2 < par4; ++l2)
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{
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System.arraycopy(aint1, (l2 + (par2 & i1 - 1)) * (l1 << b0) + (par1 & i1 - 1), aint2, l2 * par3, par3);
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}
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return aint2;
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}
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} |