Fix #1199

2 files changed, 61 insertions, 0 deletions

diff --git a/forge/src/main/java/me/shedaniel/rei/mixin/forge/MixinFontSet.java b/forge/src/main/java/me/shedaniel/rei/mixin/forge/MixinFontSet.java
new file mode 100644
index 000000000..0cba3c2ad
--- /dev/null
+++ b/forge/src/main/java/me/shedaniel/rei/mixin/forge/MixinFontSet.java
@@ -0,0 +1,60 @@
+/*
+ * This file is licensed under the MIT License, part of Roughly Enough Items.
+ * Copyright (c) 2018, 2019, 2020, 2021, 2022 shedaniel
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package me.shedaniel.rei.mixin.forge;
+
+import com.mojang.blaze3d.font.GlyphInfo;
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+import it.unimi.dsi.fastutil.ints.Int2ObjectMaps;
+import it.unimi.dsi.fastutil.ints.IntList;
+import net.minecraft.client.gui.font.FontSet;
+import net.minecraft.client.gui.font.FontTexture;
+import net.minecraft.client.gui.font.glyphs.BakedGlyph;
+import net.minecraft.client.renderer.texture.TextureManager;
+import net.minecraft.resources.ResourceLocation;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Mutable;
+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 java.util.Collections;
+import java.util.List;
+
+@Mixin(FontSet.class)
+public class MixinFontSet {
+    @Shadow @Mutable @Final private Int2ObjectMap<BakedGlyph> glyphs;
+    @Shadow @Mutable @Final private Int2ObjectMap<GlyphInfo> glyphInfos;
+    @Shadow @Mutable @Final private Int2ObjectMap<IntList> glyphsByWidth;
+    @Shadow @Mutable @Final private List<FontTexture> textures;
+    
+    @Inject(method = "<init>", at = @At("RETURN"))
+    private void init(TextureManager textureManager, ResourceLocation id, CallbackInfo ci) {
+        this.glyphs = Int2ObjectMaps.synchronize(this.glyphs);
+        this.glyphInfos = Int2ObjectMaps.synchronize(this.glyphInfos);
+        this.glyphsByWidth = Int2ObjectMaps.synchronize(this.glyphsByWidth);
+        this.textures = Collections.synchronizedList(this.textures);
+    }
+}
diff --git a/forge/src/main/resources/rei.mixins.json b/forge/src/main/resources/rei.mixins.json
index d729d79f9..838df45f2 100644
--- a/forge/src/main/resources/rei.mixins.json
+++ b/forge/src/main/resources/rei.mixins.json
@@ -5,6 +5,7 @@
   "client": [
     "MixinClientPacketListener",
     "MixinEffectRenderingInventoryScreen",
+    "MixinFontSet",
     "MixinInputConstants",
     "MixinRecipeToast"
   ],