mirror of https://github.com/cabaletta/baritone
78 lines
2.0 KiB
Java
78 lines
2.0 KiB
Java
/*
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* This file is part of Baritone.
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*
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* Baritone is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Baritone is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Baritone. If not, see <https://www.gnu.org/licenses/>.
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*/
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package baritone.launch.mixins;
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import baritone.utils.accessor.IBitArray;
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import net.minecraft.util.BitArray;
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import org.spongepowered.asm.mixin.Final;
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import org.spongepowered.asm.mixin.Mixin;
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import org.spongepowered.asm.mixin.Shadow;
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import org.spongepowered.asm.mixin.Unique;
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@Mixin(BitArray.class)
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public abstract class MixinBitArray implements IBitArray {
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@Shadow
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@Final
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private long[] longArray;
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@Shadow
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@Final
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private int bitsPerEntry;
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@Shadow
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@Final
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private long maxEntryValue;
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@Shadow
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@Final
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private int arraySize;
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@Override
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@Unique
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public int[] toArray() {
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int[] out = new int[arraySize];
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for (int idx = 0, kl = bitsPerEntry - 1; idx < arraySize; idx++, kl += bitsPerEntry) {
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final int i = idx * bitsPerEntry;
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final int j = i >> 6;
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final int l = i & 63;
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final int k = kl >> 6;
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final long jl = longArray[j] >>> l;
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if (j == k) {
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out[idx] = (int) (jl & maxEntryValue);
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} else {
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out[idx] = (int) ((jl | longArray[k] << (64 - l)) & maxEntryValue);
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}
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}
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return out;
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}
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@Override
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public long getMaxEntryValue() {
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return maxEntryValue;
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}
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@Override
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public int getBitsPerEntry() {
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return bitsPerEntry;
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}
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}
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