Config to Disable Rendering Items in Smeltery

README.md

@@ -330,6 +330,7 @@ All changes are toggleable via config files.
     * **Duplication Fixes:** Fixes various duplication exploits
     * **Insolator Custom Monoculture:** Adds Monoculture Cycle integration to desired phytogenic insolator recipes added by ModTweaker
 * **Tinkers' Construct**
+    * **Disable Rendering Items in Smeltery:** Disables rendering items in the world when they are inside the Smeltery to prevent lag while rendering
     * **Duplication Fixes:** Fixes various duplication exploits
     * **Gaseous Fluids:** Excludes gaseous fluids from being transferable via faucets
     * **Material Blacklist:** Hides tool/bow materials in the 'Materials and You' book

src/main/java/mod/acgaming/universaltweaks/config/UTConfigMods.java

@@ -790,6 +790,15 @@ public static class TinkersConstructCategory
         @Config.Comment("Excludes gaseous fluids from being transferable via faucets")
         public boolean utTConGaseousFluidsToggle = false;
 
+        @Config.Name("Maximum Items to Render in Smeltery")
+        @Config.Comment
+            ({
+                "Determines the maximum number of possible items to display before not rendering any to prevent substantial lag",
+                "0 to disable rendering items in the smeltery entirely",
+                "-1 for the default, which is always rendering items"
+            })
+        public int utMaximumItemRendersInSmeltery = -1;
+
         @Config.RequiresMcRestart
         @Config.Name("Material Blacklist")
         @Config.Comment

src/main/java/mod/acgaming/universaltweaks/mods/tconstruct/mixin/SmelteryRendererMixin.java

@@ -0,0 +1,26 @@
+package mod.acgaming.universaltweaks.mods.tconstruct.mixin;
+
+import mod.acgaming.universaltweaks.config.UTConfigMods;
+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;
+import slimeknights.tconstruct.smeltery.client.SmelteryRenderer;
+import slimeknights.tconstruct.smeltery.client.SmelteryTankRenderer;
+import slimeknights.tconstruct.smeltery.tileentity.TileSmeltery;
+
+import javax.annotation.Nonnull;
+
+// Courtesy of WaitingIdly
+@Mixin(value = SmelteryRenderer.class, remap = false)
+public abstract class SmelteryRendererMixin extends SmelteryTankRenderer<TileSmeltery>
+{
+    @Inject(method = "render", at = @At(value = "INVOKE", target = "Lslimeknights/tconstruct/smeltery/client/SmelteryRenderer;renderFluids(Lslimeknights/tconstruct/library/smeltery/SmelteryTank;Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/util/math/BlockPos;DDD)V", shift = At.Shift.AFTER), cancellable = true)
+    public void utRender(@Nonnull TileSmeltery smeltery, double x, double y, double z, float partialTicks, int destroyStage, float alpha, CallbackInfo ci)
+    {
+        if (UTConfigMods.TINKERS_CONSTRUCT.utMaximumItemRendersInSmeltery == -1) return;
+        if (smeltery.getSizeInventory() > UTConfigMods.TINKERS_CONSTRUCT.utMaximumItemRendersInSmeltery) {
+            ci.cancel();
+        }
+    }
+}

src/main/resources/mixins.mods.tconstruct.json

@@ -3,5 +3,5 @@
   "refmap": "universaltweaks.refmap.json",
   "minVersion": "0.8",
   "compatibilityLevel": "JAVA_8",
-  "mixins": ["MaterialAccessor", "UTEntityProjectileBaseMixin", "UTFaucetMixin", "UTLongSwordMixin", "UTRapierMixin"]
+  "mixins": ["MaterialAccessor", "UTEntityProjectileBaseMixin", "UTFaucetMixin", "UTLongSwordMixin", "UTRapierMixin", "SmelteryRendererMixin"]
 }