Porting II

src/generated/resources/.cache/5790708f1bab3bc9da26dbe9791dce16c55e0cb8

@@ -1,48 +1,44 @@
-// 1.21.8	-999999999-01-01T00:00:00	Crystalline Sky/Model Definitions
+// 1.21.1	2026-04-04T17:09:36.734955339	Crystalline Sky/Model Definitions
-e832366c216102270b75085db7a7169881b853b3 assets/crystalline_sky/blockstates/sky.json
-ecc125a24d3e2c86d922352d8449f26a4e06d122 assets/crystalline_sky/blockstates/sky_light.json
-03e2eb768bc34fbeaabffbff8ed3a2a3044a6db1 assets/crystalline_sky/blockstates/weeping_sky.json
-9b3d01168a1cc29b99cf69fe225ad69b0923c9fe assets/crystalline_sky/blockstates/weeping_sky_light.json
-c0168359bc7e3978778cee2d000b21c3889c235c assets/crystalline_sky/items/sky.json
-c9ebbcbf9d632aeab6bfab2014d7c225f2b290d9 assets/crystalline_sky/items/sky_light.json
-2371c7a720a552589983925a24677fd3d1b649b4 assets/crystalline_sky/items/weeping_sky.json
-b14b5a0b951ae24fb4b79df59416163b1303d32e assets/crystalline_sky/items/weeping_sky_light.json
-6d1e10716c05150e73b2b9e254091125264a7a3d assets/crystalline_sky/models/block/sky.json
-3183aeb9fff78d0c65f1ddd0dfb599420573e281 assets/crystalline_sky/models/block/sky_light_00.json
-7eaa4c3d4913e0cb117585204dd1dd9e58402b83 assets/crystalline_sky/models/block/sky_light_01.json
-59463cef438e58b137e5ce27402acf42a3a0ae87 assets/crystalline_sky/models/block/sky_light_02.json
-ee9cb7604922cdb2ad71d021a593ca82f0baf493 assets/crystalline_sky/models/block/sky_light_03.json
-317f9881c20b1aaa3902b3999dd1c76d00afbde6 assets/crystalline_sky/models/block/sky_light_04.json
-2ce612b8445da92c6cecd07bd5364a25bcfb127f assets/crystalline_sky/models/block/sky_light_05.json
-19859c3124196f3788bfbae1ec2bcd4d1e46db2e assets/crystalline_sky/models/block/sky_light_06.json
 fceb0c59b7f6d431200764ccf87596541bacb17f assets/crystalline_sky/models/block/sky_light_07.json
-c0d693e4f78ce15c238909130382909abda4c922 assets/crystalline_sky/models/block/sky_light_08.json
-ef9e5aca345b59cb4692a7bcfaac539aed6f6889 assets/crystalline_sky/models/block/sky_light_09.json
-9c6ba4d90f2c4f2a9beb910c1b32023e49445749 assets/crystalline_sky/models/block/sky_light_10.json
-e91808daecfc454b784f5fb27003c58bb0caedce assets/crystalline_sky/models/block/sky_light_11.json
-e2c7bebd9eca446bb06fff866ec4d4996917e7e4 assets/crystalline_sky/models/block/sky_light_12.json
-0b4015acca6117ea633ae3cdaf3fe40fcab6b628 assets/crystalline_sky/models/block/sky_light_13.json
-0ac5351c3a01e0f9e76517452918e12770b3b54b assets/crystalline_sky/models/block/sky_light_14.json
-a87d8988452529a1f5af5662ad636223fdd98fec assets/crystalline_sky/models/block/sky_light_15.json
-14508173fcca14cb42755d47374c94d3eace42ce assets/crystalline_sky/models/block/weeping_sky.json
-508ffb97ee711b53767b9d33659596197f69ee20 assets/crystalline_sky/models/block/weeping_sky_light.json
-008a0d0a76a34d8f375fa355452a5d0f93f9af3b assets/crystalline_sky/models/item/sky.json
-2fedd8aff557d4e559ffa8166b4e5ac78136046d assets/crystalline_sky/models/item/sky_light.json
-9f0d9fe5dfb05bbe18177db5c40e600c5b256858 assets/crystalline_sky/models/item/sky_light_00.json
-0e8a96cfb88f4c58679709cc9397b5700878a9c4 assets/crystalline_sky/models/item/sky_light_01.json
-ed5894de7afa66f73c72093f2dd7d046cf647070 assets/crystalline_sky/models/item/sky_light_02.json
-b29c14f77a08da7a6994cff4c6801d6f04b12ec0 assets/crystalline_sky/models/item/sky_light_03.json
-51fa40ff02afcec303e7a18478cbae5375dfb140 assets/crystalline_sky/models/item/sky_light_04.json
-42f8b696ba0f511edce656b9055764ed13013221 assets/crystalline_sky/models/item/sky_light_05.json
-910c51120a0931851db6b75b337bc21241165c2f assets/crystalline_sky/models/item/sky_light_06.json
 dff33a68a694de0f3ef177886c002204ffe49a8c assets/crystalline_sky/models/item/sky_light_07.json
-89582890605d371d936384a83950af603d2fe495 assets/crystalline_sky/models/item/sky_light_08.json
+51fa40ff02afcec303e7a18478cbae5375dfb140 assets/crystalline_sky/models/item/sky_light_04.json
-7115b88da2cc0bfdc68646d034de8d14f181eb01 assets/crystalline_sky/models/item/sky_light_09.json
+14508173fcca14cb42755d47374c94d3eace42ce assets/crystalline_sky/models/block/weeping_sky.json
-9c6c61b7f805a614d2d15d8dde390ed068913182 assets/crystalline_sky/models/item/sky_light_10.json
+317f9881c20b1aaa3902b3999dd1c76d00afbde6 assets/crystalline_sky/models/block/sky_light_04.json
-04f1e4eba184b8e7b1669fc61006e3d00e09d164 assets/crystalline_sky/models/item/sky_light_11.json
+9b3d01168a1cc29b99cf69fe225ad69b0923c9fe assets/crystalline_sky/blockstates/weeping_sky_light.json
+a87d8988452529a1f5af5662ad636223fdd98fec assets/crystalline_sky/models/block/sky_light_15.json
+0e8a96cfb88f4c58679709cc9397b5700878a9c4 assets/crystalline_sky/models/item/sky_light_01.json
+ecc125a24d3e2c86d922352d8449f26a4e06d122 assets/crystalline_sky/blockstates/sky_light.json
 b8795df31017499b35a5b37a4dfbe555a8242cb0 assets/crystalline_sky/models/item/sky_light_12.json
-25f0831f8c64db0e5c08fc968445e329f1e3a91c assets/crystalline_sky/models/item/sky_light_13.json
-58349dc5dedb8016fb0bc958fcd4a9ccde13a1cd assets/crystalline_sky/models/item/sky_light_14.json
 d500e56057c0c2f3c948894694e2826f1726fd9e assets/crystalline_sky/models/item/sky_light_15.json
-15c0a47d504ddd41bbecd4ac58c0c8ccd0f37943 assets/crystalline_sky/models/item/weeping_sky.json
+0b4015acca6117ea633ae3cdaf3fe40fcab6b628 assets/crystalline_sky/models/block/sky_light_13.json
+7115b88da2cc0bfdc68646d034de8d14f181eb01 assets/crystalline_sky/models/item/sky_light_09.json
+910c51120a0931851db6b75b337bc21241165c2f assets/crystalline_sky/models/item/sky_light_06.json
+59463cef438e58b137e5ce27402acf42a3a0ae87 assets/crystalline_sky/models/block/sky_light_02.json
+9c6ba4d90f2c4f2a9beb910c1b32023e49445749 assets/crystalline_sky/models/block/sky_light_10.json
+ef5afdbcc8401a27029b6f0a29fa1117761c620d assets/crystalline_sky/models/item/sky_light.json
+9f0d9fe5dfb05bbe18177db5c40e600c5b256858 assets/crystalline_sky/models/item/sky_light_00.json
+b29c14f77a08da7a6994cff4c6801d6f04b12ec0 assets/crystalline_sky/models/item/sky_light_03.json
+19859c3124196f3788bfbae1ec2bcd4d1e46db2e assets/crystalline_sky/models/block/sky_light_06.json
+508ffb97ee711b53767b9d33659596197f69ee20 assets/crystalline_sky/models/block/weeping_sky_light.json
+ef9e5aca345b59cb4692a7bcfaac539aed6f6889 assets/crystalline_sky/models/block/sky_light_09.json
+04f1e4eba184b8e7b1669fc61006e3d00e09d164 assets/crystalline_sky/models/item/sky_light_11.json
+0ac5351c3a01e0f9e76517452918e12770b3b54b assets/crystalline_sky/models/block/sky_light_14.json
+58349dc5dedb8016fb0bc958fcd4a9ccde13a1cd assets/crystalline_sky/models/item/sky_light_14.json
+03e2eb768bc34fbeaabffbff8ed3a2a3044a6db1 assets/crystalline_sky/blockstates/weeping_sky.json
 be0be7e1d7ce1ccabed01ef09c6499a2a7f2b132 assets/crystalline_sky/models/item/weeping_sky_light.json
+e91808daecfc454b784f5fb27003c58bb0caedce assets/crystalline_sky/models/block/sky_light_11.json
+3183aeb9fff78d0c65f1ddd0dfb599420573e281 assets/crystalline_sky/models/block/sky_light_00.json
+ee9cb7604922cdb2ad71d021a593ca82f0baf493 assets/crystalline_sky/models/block/sky_light_03.json
+c0d693e4f78ce15c238909130382909abda4c922 assets/crystalline_sky/models/block/sky_light_08.json
+2ce612b8445da92c6cecd07bd5364a25bcfb127f assets/crystalline_sky/models/block/sky_light_05.json
+25f0831f8c64db0e5c08fc968445e329f1e3a91c assets/crystalline_sky/models/item/sky_light_13.json
+15c0a47d504ddd41bbecd4ac58c0c8ccd0f37943 assets/crystalline_sky/models/item/weeping_sky.json
+ed5894de7afa66f73c72093f2dd7d046cf647070 assets/crystalline_sky/models/item/sky_light_02.json
+42f8b696ba0f511edce656b9055764ed13013221 assets/crystalline_sky/models/item/sky_light_05.json
+9c6c61b7f805a614d2d15d8dde390ed068913182 assets/crystalline_sky/models/item/sky_light_10.json
+6d1e10716c05150e73b2b9e254091125264a7a3d assets/crystalline_sky/models/block/sky.json
+e2c7bebd9eca446bb06fff866ec4d4996917e7e4 assets/crystalline_sky/models/block/sky_light_12.json
+e832366c216102270b75085db7a7169881b853b3 assets/crystalline_sky/blockstates/sky.json
+7eaa4c3d4913e0cb117585204dd1dd9e58402b83 assets/crystalline_sky/models/block/sky_light_01.json
+89582890605d371d936384a83950af603d2fe495 assets/crystalline_sky/models/item/sky_light_08.json
+008a0d0a76a34d8f375fa355452a5d0f93f9af3b assets/crystalline_sky/models/item/sky.json

src/generated/resources/.cache/6c343772b5bbed02cb8017d08d07aa1ea684e455

@@ -1,3 +1,3 @@
-// 1.21.8	-999999999-01-01T00:00:00	Crystalline Sky/Tags for minecraft:block
+// 1.21.1	2026-04-04T17:09:36.733906405	Crystalline Sky/Tags for minecraft:block
-1389c0b812f7a6e4d5dd00edac1dc07beb5f9552 data/crystalline_sky/tags/block/sky_light_emitters.json
 606477607a09045ff2830cbc036e744d6a728bbd data/minecraft/tags/block/crystal_sound_blocks.json
+1389c0b812f7a6e4d5dd00edac1dc07beb5f9552 data/crystalline_sky/tags/block/sky_light_emitters.json

src/generated/resources/.cache/dcc41341364508cf6e5f757a3f66d54c126e2c9d

@@ -1,3 +1,3 @@
-// 1.21.8	-999999999-01-01T00:00:00	Crystalline Sky/Block Loot Tables
+// 1.21.1	2026-04-04T17:09:36.73618123	Crystalline Sky/Block Loot Tables
-6a9b7a08424cbd3d699dfd3252d432517254aa45 data/crystalline_sky/loot_table/blocks/sky.json
 337de0acfc1b9b86adde0705e342ed1d4b5c9c4e data/crystalline_sky/loot_table/blocks/weeping_sky.json
+6a9b7a08424cbd3d699dfd3252d432517254aa45 data/crystalline_sky/loot_table/blocks/sky.json

src/generated/resources/assets/crystalline_sky/items/sky.json

@@ -1,6 +0,0 @@
-{
-  "model": {
-    "type": "minecraft:model",
-    "model": "crystalline_sky:item/sky"
-  }
-}

src/generated/resources/assets/crystalline_sky/items/sky_light.json

@@ -1,125 +0,0 @@
-{
-  "model": {
-    "type": "minecraft:select",
-    "block_state_property": "level",
-    "cases": [
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_00"
-        },
-        "when": "0"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_01"
-        },
-        "when": "1"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_02"
-        },
-        "when": "2"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_03"
-        },
-        "when": "3"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_04"
-        },
-        "when": "4"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_05"
-        },
-        "when": "5"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_06"
-        },
-        "when": "6"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_07"
-        },
-        "when": "7"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_08"
-        },
-        "when": "8"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_09"
-        },
-        "when": "9"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_10"
-        },
-        "when": "10"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_11"
-        },
-        "when": "11"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_12"
-        },
-        "when": "12"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_13"
-        },
-        "when": "13"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_14"
-        },
-        "when": "14"
-      },
-      {
-        "model": {
-          "type": "minecraft:model",
-          "model": "crystalline_sky:item/sky_light_15"
-        },
-        "when": "15"
-      }
-    ],
-    "fallback": {
-      "type": "minecraft:model",
-      "model": "crystalline_sky:item/sky_light"
-    },
-    "property": "minecraft:block_state"
-  }
-}

src/generated/resources/assets/crystalline_sky/items/weeping_sky.json

@@ -1,6 +0,0 @@
-{
-  "model": {
-    "type": "minecraft:model",
-    "model": "crystalline_sky:item/weeping_sky"
-  }
-}

src/generated/resources/assets/crystalline_sky/items/weeping_sky_light.json

@@ -1,6 +0,0 @@
-{
-  "model": {
-    "type": "minecraft:model",
-    "model": "crystalline_sky:item/weeping_sky_light"
-  }
-}

src/generated/resources/assets/crystalline_sky/models/item/sky_light.json

@@ -1,5 +1,103 @@
 {
   "parent": "minecraft:item/generated",
+  "overrides": [
+    {
+      "model": "crystalline_sky:item/sky_light_00",
+      "predicate": {
+        "level": 0.0
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_01",
+      "predicate": {
+        "level": 0.0625
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_02",
+      "predicate": {
+        "level": 0.125
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_03",
+      "predicate": {
+        "level": 0.1875
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_04",
+      "predicate": {
+        "level": 0.25
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_05",
+      "predicate": {
+        "level": 0.3125
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_06",
+      "predicate": {
+        "level": 0.375
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_07",
+      "predicate": {
+        "level": 0.4375
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_08",
+      "predicate": {
+        "level": 0.5
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_09",
+      "predicate": {
+        "level": 0.5625
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_10",
+      "predicate": {
+        "level": 0.625
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_11",
+      "predicate": {
+        "level": 0.6875
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_12",
+      "predicate": {
+        "level": 0.75
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_13",
+      "predicate": {
+        "level": 0.8125
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_14",
+      "predicate": {
+        "level": 0.875
+      }
+    },
+    {
+      "model": "crystalline_sky:item/sky_light_15",
+      "predicate": {
+        "level": 0.9375
+      }
+    }
+  ],
   "textures": {
     "layer0": "crystalline_sky:item/sky_light"
   }

src/main/java/io/github/slimeistdev/crystalline_sky/CrystallineSkyClient.java

@@ -2,16 +2,22 @@ package io.github.slimeistdev.crystalline_sky;
 
 import io.github.slimeistdev.crystalline_sky.mixin_ducks.client.DebugRenderer_Duck;
 import io.github.slimeistdev.crystalline_sky.registry.CrystallineBlocks;
+import io.github.slimeistdev.crystalline_sky.registry.CrystallineItems;
 import io.github.slimeistdev.crystalline_sky.registry.client.CrystallineRenderLayers;
 import net.fabricmc.api.ClientModInitializer;
 import net.fabricmc.fabric.api.blockrenderlayer.v1.BlockRenderLayerMap;
 import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
 import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
+import net.minecraft.block.LightBlock;
+import net.minecraft.client.item.ModelPredicateProviderRegistry;
 import net.minecraft.client.option.KeyBinding;
 import net.minecraft.client.util.InputUtil;
+import net.minecraft.component.DataComponentTypes;
+import net.minecraft.component.type.BlockStateComponent;
 import net.minecraft.screen.ScreenTexts;
 import net.minecraft.text.Text;
 import net.minecraft.util.Formatting;
+import net.minecraft.util.Identifier;
 import org.lwjgl.glfw.GLFW;
 
 public class CrystallineSkyClient implements ClientModInitializer {
@@ -38,6 +44,13 @@ public class CrystallineSkyClient implements ClientModInitializer {
 				client.inGameHud.getChatHud().addMessage(message);
 			}
 		});
+
+		ModelPredicateProviderRegistry.register(CrystallineItems.SKY_LIGHT, Identifier.ofVanilla("level"),
+			(stack, world, entity, seed) -> {
+				BlockStateComponent blockStateComponent = stack.getOrDefault(DataComponentTypes.BLOCK_STATE, BlockStateComponent.DEFAULT);
+				Integer integer = blockStateComponent.getValue(LightBlock.LEVEL_15);
+				return integer != null ? integer / 16.0F : 1.0F;
+			});
 	}
 
 	@SuppressWarnings("SameParameterValue")

src/main/java/io/github/slimeistdev/crystalline_sky/datagen/providers/CrystallineSkyModelProvider.java

@@ -1,5 +1,7 @@
 package io.github.slimeistdev.crystalline_sky.datagen.providers;
 
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
 import io.github.slimeistdev.crystalline_sky.registry.CrystallineBlocks;
 import io.github.slimeistdev.crystalline_sky.registry.CrystallineItems;
 import net.fabricmc.fabric.api.datagen.v1.FabricDataOutput;
@@ -44,6 +46,7 @@ public class CrystallineSkyModelProvider extends FabricModelProvider {
 	}
 
 	private void registerSkyLightBlock(BlockStateModelGenerator gen, Block block, Item item) {
+		gen.excludeFromSimpleItemModelGeneration(block);
 		BlockStateVariantMap.SingleProperty<Integer> singleProperty = BlockStateVariantMap.create(Properties.LEVEL_15);
 
 		for (int level = 0; level <= 15; level++) {
@@ -62,6 +65,29 @@ public class CrystallineSkyModelProvider extends FabricModelProvider {
 		}
 
 		// TODO generate root-level item model itself
+		Models.GENERATED.upload(
+			ModelIds.getItemModelId(item),
+			TextureMap.layer0(item),
+			gen.modelCollector,
+			(id, textures) -> {
+				JsonObject base = Models.GENERATED.createJson(id, textures);
+				var overrides = new JsonArray();
+				for (int level = 0; level <= 15; level++) {
+					JsonObject override = new JsonObject();
+
+					JsonObject predicate = new JsonObject();
+					predicate.addProperty("level", level / 16f);
+					override.add("predicate", predicate);
+
+					String suffix = String.format(Locale.ROOT, "_%02d", level);
+					Identifier model = TextureMap.getSubId(item, suffix);
+					override.addProperty("model", model.toString());
+
+					overrides.add(override);
+				}
+				base.add("overrides", overrides);
+				return base;
+			});
 		gen.blockStateCollector.accept(VariantsBlockStateSupplier.create(block).coordinate(singleProperty));
 	}
 

src/main/java/io/github/slimeistdev/crystalline_sky/mixin/client/GameRendererMixin.java

@@ -17,11 +17,10 @@ import java.util.function.Consumer;
 
 @Mixin(GameRenderer.class)
 public class GameRendererMixin {
-	@SuppressWarnings("InvalidInjectorMethodSignature")
 	@WrapOperation(method = "loadPrograms", at = @At(value = "INVOKE", target = "Ljava/util/List;add(Ljava/lang/Object;)Z", ordinal = 0))
 	private <E extends Pair<ShaderProgram, Consumer<ShaderProgram>>> boolean loadSkyProgram(
 		List<E> instance,
-		E e,
+		Object e,
 		Operation<Boolean> original,
 		ResourceFactory factory
 	) throws IOException {

src/main/java/io/github/slimeistdev/crystalline_sky/mixin/client/RenderLayerMixin.java

@@ -1,21 +1,25 @@
 package io.github.slimeistdev.crystalline_sky.mixin.client;
 
 import com.google.common.collect.ImmutableList;
-import com.llamalad7.mixinextras.injector.wrapoperation.Operation;
+import io.github.slimeistdev.crystalline_sky.mixin_ducks.client.RenderLayer_Duck;
-import com.llamalad7.mixinextras.injector.wrapoperation.WrapOperation;
-import io.github.slimeistdev.crystalline_sky.registry.client.CrystallineRenderLayers;
 import net.minecraft.client.render.RenderLayer;
-import org.objectweb.asm.Opcodes;
+import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.Mutable;
+import org.spongepowered.asm.mixin.Shadow;
 
 @Mixin(RenderLayer.class)
-public class RenderLayerMixin {
+public class RenderLayerMixin implements RenderLayer_Duck {
-	@WrapOperation(method = "<clinit>", at = @At(value = "FIELD", target = "Lnet/minecraft/client/render/RenderLayer;BLOCK_LAYERS:Lcom/google/common/collect/ImmutableList;", opcode = Opcodes.PUTSTATIC))
+	@Shadow
-	private static void addSkyToBlockLayers(ImmutableList<RenderLayer> value, Operation<Void> original) {
+	@Final
-		original.call(ImmutableList.<RenderLayer>builder()
+	@Mutable
-			.addAll(value)
+	private static ImmutableList<RenderLayer> BLOCK_LAYERS;
-			.add(CrystallineRenderLayers.SKY)
+
-			.build());
+	@Override
+	public void crystalline_sky$markAsBlockLayer() {
+		BLOCK_LAYERS = ImmutableList.<RenderLayer>builder()
+			.addAll(BLOCK_LAYERS)
+			.add((RenderLayer) (Object) this)
+			.build();
 	}
 }

src/main/java/io/github/slimeistdev/crystalline_sky/mixin_ducks/client/RenderLayer_Duck.java

@@ -0,0 +1,5 @@
+package io.github.slimeistdev.crystalline_sky.mixin_ducks.client;
+
+public interface RenderLayer_Duck {
+	void crystalline_sky$markAsBlockLayer();
+}

src/main/java/io/github/slimeistdev/crystalline_sky/registry/client/CrystallineRenderLayers.java

@@ -1,6 +1,7 @@
 package io.github.slimeistdev.crystalline_sky.registry.client;
 
 import com.mojang.blaze3d.systems.RenderSystem;
+import io.github.slimeistdev.crystalline_sky.mixin_ducks.client.RenderLayer_Duck;
 import io.github.slimeistdev.crystalline_sky.mixin_ducks.client.WorldRenderer_Duck;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
@@ -32,6 +33,11 @@ public class CrystallineRenderLayers {
 			.build(true)
 	);
 
+	static {
+		//noinspection DataFlowIssue
+		((RenderLayer_Duck) SKY).crystalline_sky$markAsBlockLayer();
+	}
+
 	private static class SkyBufferTexture extends RenderPhase.TextureBase {
 		public SkyBufferTexture() {
 			super(() -> {