35 lines
930 B
Java
35 lines
930 B
Java
package net.minecraft.world.level.chunk.storage;
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import java.util.BitSet;
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public class RegionBitmap {
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private final BitSet used;
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public RegionBitmap() {
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this.used = new BitSet();
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}
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public void force(final int integer1, final int integer2) {
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this.used.set(integer1, integer1 + integer2);
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}
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public void free(final int integer1, final int integer2) {
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this.used.clear(integer1, integer1 + integer2);
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}
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public int allocate(final int integer) {
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int integer2 = 0;
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int integer3;
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while (true) {
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integer3 = this.used.nextClearBit(integer2);
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final int integer4 = this.used.nextSetBit(integer3);
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if (integer4 == -1 || integer4 - integer3 >= integer) {
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break;
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}
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integer2 = integer4;
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}
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this.force(integer3, integer);
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return integer3;
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}
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}
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