feat: Optimise GLX initialization

System information is now fetched off-thread and only supplied when it's fetched and a call to `RenderSystem#assertInInitPhase` is skipped with an `Integer` comparison. This saves ~500ms on my system.

common/src/main/java/io/github/steveplays28/blinkload/mixin/client/blaze3d/platform/GLXMixin.java

@@ -0,0 +1,42 @@
+package io.github.steveplays28.blinkload.mixin.client.blaze3d.platform;
+
+import com.mojang.blaze3d.platform.GLX;
+import io.github.steveplays28.blinkload.util.ThreadUtil;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.minecraft.client.gl.GlDebug;
+import org.jetbrains.annotations.NotNull;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import oshi.SystemInfo;
+import oshi.hardware.CentralProcessor;
+
+import java.util.Locale;
+import java.util.concurrent.CompletableFuture;
+
+@Environment(EnvType.CLIENT)
+@Mixin(GLX.class)
+public class GLXMixin {
+	@Shadow
+	private static String cpuInfo;
+
+	@Inject(method = "_init", at = @At(value = "NEW", target = "()Loshi/SystemInfo;"), cancellable = true)
+	private static void blinkload$optimizeSystemInfoFetch(int debugVerbosity, boolean debugSync, @NotNull CallbackInfo ci) {
+		CompletableFuture.supplyAsync(() -> {
+			CentralProcessor centralProcessor = new SystemInfo().getHardware().getProcessor();
+			return String.format(
+					Locale.ROOT, "%dx %s", centralProcessor.getLogicalProcessorCount(),
+					centralProcessor.getProcessorIdentifier().getName()
+			).replaceAll("\\s+", " ");
+		}, ThreadUtil.getGLXInitializerThreadPoolExecutor()).whenComplete((string, throwable) -> cpuInfo = string);
+
+		if (debugVerbosity > 0) {
+			GlDebug.enableDebug(debugVerbosity, debugSync);
+		}
+
+		ci.cancel();
+	}
+}

common/src/main/java/io/github/steveplays28/blinkload/util/ThreadUtil.java

@@ -14,6 +14,8 @@ public class ThreadUtil {
 			1, new ThreadFactoryBuilder().setNameFormat(String.format("%s Atlas Texture Loader", BlinkLoad.MOD_NAME)).build());
 	private static final @NotNull Executor BOOTSTRAP_INITIALIZER_THREAD_POOL_EXECUTOR = Executors.newFixedThreadPool(
 			1, new ThreadFactoryBuilder().setNameFormat(BOOTSTRAPPER_THREAD_POOL_NAME).build());
+	private static final @NotNull Executor GLX_INITIALIXER_THREAD_POOL_EXECUTOR = Executors.newFixedThreadPool(
+			1, new ThreadFactoryBuilder().setNameFormat(String.format("%s GLX Initializer", BlinkLoad.MOD_NAME)).build());
 
 	public static @NotNull Executor getAtlasTextureLoaderThreadPoolExecutor() {
 		return ATLAS_TEXTURE_LOADER_THREAD_POOL_EXECUTOR;
@@ -22,4 +24,8 @@ public class ThreadUtil {
 	public static @NotNull Executor getBootstrapInitializerThreadPoolExecutor() {
 		return BOOTSTRAP_INITIALIZER_THREAD_POOL_EXECUTOR;
 	}
+
+	public static @NotNull Executor getGLXInitializerThreadPoolExecutor() {
+		return GLX_INITIALIXER_THREAD_POOL_EXECUTOR;
+	}
 }

common/src/main/resources/blinkload-common.mixins.json

@@ -13,6 +13,7 @@
     "client.MinecraftClientMixin",
     "client.SpriteLoaderMixin",
     "client.accessor.SpriteContentsAccessor",
+    "client.blaze3d.platform.GLXMixin",
     "client.main.ClientMainMixin"
   ],
   "injectors": {