From 7dbb926787d27a320e9a58b36c38777dda8cc457 Mon Sep 17 00:00:00 2001
From: embeddedt <42941056+embeddedt@users.noreply.github.com>
Date: Thu, 20 Jul 2023 21:34:04 -0400
Subject: [PATCH] Forceload RenderType/RenderStateShard on the main thread
 during startup

Fixes launch deadlock with Registrate/Quark
---
 .../mixin/core/BootstrapClientMixin.java      | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 forge/src/main/java/org/embeddedt/modernfix/forge/mixin/core/BootstrapClientMixin.java

diff --git a/forge/src/main/java/org/embeddedt/modernfix/forge/mixin/core/BootstrapClientMixin.java b/forge/src/main/java/org/embeddedt/modernfix/forge/mixin/core/BootstrapClientMixin.java
new file mode 100644
index 00000000..d1706ba7
--- /dev/null
+++ b/forge/src/main/java/org/embeddedt/modernfix/forge/mixin/core/BootstrapClientMixin.java
@@ -0,0 +1,22 @@
+package org.embeddedt.modernfix.forge.mixin.core;
+
+import net.minecraft.client.renderer.RenderType;
+import net.minecraft.server.Bootstrap;
+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.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(Bootstrap.class)
+@ClientOnlyMixin
+public class BootstrapClientMixin {
+    /**
+     * Hack to workaround RenderStateShard deadlock (by loading it early on a single thread). We use validate
+     * here to ensure Forge registries are initialized.
+     */
+    @Inject(method = "validate", at = @At("HEAD"))
+    private static void loadClientClasses(CallbackInfo ci) {
+        RenderType.solid();
+    }
+}