33 lines
1.2 KiB
Java
33 lines
1.2 KiB
Java
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package net.minecraft.client.multiplayer;
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import net.minecraft.Util;
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import net.minecraft.util.Mth;
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import net.minecraftforge.api.distmarker.Dist;
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import net.minecraftforge.api.distmarker.OnlyIn;
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@OnlyIn(Dist.CLIENT)
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public class ChunkBatchSizeCalculator {
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private static final int MAX_OLD_SAMPLES_WEIGHT = 49;
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private static final int CLAMP_COEFFICIENT = 3;
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private double aggregatedNanosPerChunk = 2000000.0;
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private int oldSamplesWeight = 1;
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private volatile long chunkBatchStartTime = Util.getNanos();
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public void onBatchStart() {
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this.chunkBatchStartTime = Util.getNanos();
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}
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public void onBatchFinished(int p_299908_) {
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if (p_299908_ > 0) {
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double d0 = Util.getNanos() - this.chunkBatchStartTime;
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double d1 = d0 / p_299908_;
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double d2 = Mth.clamp(d1, this.aggregatedNanosPerChunk / 3.0, this.aggregatedNanosPerChunk * 3.0);
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this.aggregatedNanosPerChunk = (this.aggregatedNanosPerChunk * this.oldSamplesWeight + d2) / (this.oldSamplesWeight + 1);
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this.oldSamplesWeight = Math.min(49, this.oldSamplesWeight + 1);
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}
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}
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public float getDesiredChunksPerTick() {
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return (float)(7000000.0 / this.aggregatedNanosPerChunk);
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}
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}
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