R3944Realms/ModernFix
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Avoid spinning in Minecraft.doWorldLoad

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embeddedt 2026-03-19 20:36:07 -04:00
parent a9340b2642
commit 18dc488ab9
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GPG Key ID: A69433EC199B5613
1 changed files with 24 additions and 0 deletions
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src/main/java/org/embeddedt/modernfix/common/mixin/perf/suspend_integrated_server_during_load/MinecraftMixin.java Normal file
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package org.embeddedt.modernfix.common.mixin.perf.suspend_integrated_server_during_load;
import net.minecraft.client.Minecraft;
import org.embeddedt.modernfix.annotation.ClientOnlyMixin;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Redirect;
@Mixin(Minecraft.class)
@ClientOnlyMixin
public class MinecraftMixin {
/**
* @author embeddedt
* @reason spin-waiting burns CPU time on the main thread, when the server thread is likely to take some time
* to be ready.
*/
@Redirect(method = "doWorldLoad", at = @At(value = "INVOKE", target = "Ljava/lang/Thread;yield()V"))
private void sleepInsteadOfYield() {
try {
Thread.sleep(16L);
} catch (InterruptedException ignored) {
}
}
}