Code/net/minecraft/util/profiling/Profiler.java

58 lines
1.9 KiB
Java

package net.minecraft.util.profiling;
import com.mojang.jtracy.TracyClient;
import java.util.Objects;
import java.util.concurrent.atomic.AtomicInteger;
public final class Profiler {
private static final ThreadLocal<TracyZoneFiller> TRACY_FILLER = ThreadLocal.withInitial(TracyZoneFiller::new);
private static final ThreadLocal<ProfilerFiller> ACTIVE = new ThreadLocal<>();
private static final AtomicInteger ACTIVE_COUNT = new AtomicInteger();
private Profiler() {
}
public static Profiler.Scope use(ProfilerFiller p_361779_) {
startUsing(p_361779_);
return Profiler::stopUsing;
}
private static void startUsing(ProfilerFiller p_367831_) {
if (ACTIVE.get() != null) {
throw new IllegalStateException("Profiler is already active");
} else {
ProfilerFiller profilerfiller = decorateFiller(p_367831_);
ACTIVE.set(profilerfiller);
ACTIVE_COUNT.incrementAndGet();
profilerfiller.startTick();
}
}
private static void stopUsing() {
ProfilerFiller profilerfiller = ACTIVE.get();
if (profilerfiller == null) {
throw new IllegalStateException("Profiler was not active");
} else {
ACTIVE.remove();
ACTIVE_COUNT.decrementAndGet();
profilerfiller.endTick();
}
}
private static ProfilerFiller decorateFiller(ProfilerFiller p_364301_) {
return ProfilerFiller.combine(getDefaultFiller(), p_364301_);
}
public static ProfilerFiller get() {
return ACTIVE_COUNT.get() == 0 ? getDefaultFiller() : Objects.requireNonNullElseGet(ACTIVE.get(), Profiler::getDefaultFiller);
}
private static ProfilerFiller getDefaultFiller() {
return (ProfilerFiller)(TracyClient.isAvailable() ? TRACY_FILLER.get() : InactiveProfiler.INSTANCE);
}
public interface Scope extends AutoCloseable {
@Override
void close();
}
}