diff --git a/mappings/net/minecraft/client/render/ChunkRenderingDataPreparer.mapping b/mappings/net/minecraft/client/render/ChunkRenderingDataPreparer.mapping
index 71cbbca858..5c30002f9d 100644
--- a/mappings/net/minecraft/client/render/ChunkRenderingDataPreparer.mapping
+++ b/mappings/net/minecraft/client/render/ChunkRenderingDataPreparer.mapping
@@ -1,4 +1,40 @@
 CLASS net/minecraft/class_8679 net/minecraft/client/render/ChunkRenderingDataPreparer
+	FIELD field_45617 LOGGER Lorg/slf4j/Logger;
+	FIELD field_45618 DIRECTIONS [Lnet/minecraft/class_2350;
+	FIELD field_45621 isFree Z
+	FIELD field_45622 reloadChunksFuture Ljava/util/concurrent/Future;
+	FIELD field_45623 builtChunkStorage Lnet/minecraft/class_769;
+	FIELD field_45624 chunks Ljava/util/concurrent/atomic/AtomicReference;
+	FIELD field_45625 propagatationContext Ljava/util/concurrent/atomic/AtomicReference;
+	FIELD field_45626 finished Ljava/util/concurrent/atomic/AtomicBoolean;
+	METHOD method_52817 markFree ()V
+	METHOD method_52819 scheduleChunkRendering (Lnet/minecraft/class_1923;)V
+		ARG 1 pos
+	METHOD method_52821 addChunksToQueue (Lnet/minecraft/class_4184;Ljava/util/Queue;)V
+		ARG 1 camera
+	METHOD method_52822 schedulePropagatating (Lnet/minecraft/class_8679$class_8680;Lnet/minecraft/class_1923;)V
+	METHOD method_52823 preparePropagate (Lnet/minecraft/class_8679$class_8681;)V
+	METHOD method_52824 (Lnet/minecraft/class_8679$class_8681;Lnet/minecraft/class_8679$class_762;)V
+		ARG 1 chunkInfo
+	METHOD method_52825 checkFrustum (Lnet/minecraft/class_8679$class_6600;Lnet/minecraft/class_243;Ljava/util/Queue;ZLjava/util/function/Consumer;)V
+		ARG 2 cameraPos
+		ARG 4 chunkCulling
+	METHOD method_52826 updateBuiltChunkStorage (Lnet/minecraft/class_769;)V
+	METHOD method_52828 applyFrustum (Lnet/minecraft/class_4604;Ljava/util/List;)V
+	METHOD method_52832 shouldRenderBlock (Lnet/minecraft/class_2338;Lnet/minecraft/class_2338;)Z
+		ARG 1 cameraPos
+		ARG 2 pos
+	METHOD method_52833 reloadChunks (ZLnet/minecraft/class_4184;Lnet/minecraft/class_243;)V
+		ARG 1 chunkCulling
+		ARG 2 camera
+		ARG 3 cameraPos
+	METHOD method_52834 buildOcclusionGraph (ZLnet/minecraft/class_4184;Lnet/minecraft/class_4604;Ljava/util/List;)V
+		ARG 1 chunkCulling
+		ARG 4 result
+	METHOD method_52835 applyFrustum (ZLnet/minecraft/class_4604;Ljava/util/List;Lnet/minecraft/class_243;)V
+		ARG 1 chunkCulling
+		ARG 3 result
+	METHOD method_52836 resetFinished ()Z
 	CLASS class_762 ChunkInfo
 		FIELD field_4122 propagationLevel I
 		FIELD field_4124 chunk Lnet/minecraft/class_846$class_851;
@@ -31,5 +67,11 @@ CLASS net/minecraft/class_8679 net/minecraft/client/render/ChunkRenderingDataPre
 			ARG 2 info
 	CLASS class_6600 RenderableChunks
 		FIELD field_34819 chunks Ljava/util/LinkedHashSet;
+		FIELD field_45627 chunkInfoList Lnet/minecraft/class_8679$class_5972;
+		FIELD field_45628 builtChunks Lit/unimi/dsi/fastutil/longs/Long2ObjectMap;
 		METHOD <init> (I)V
 			ARG 1 chunkCount
+	CLASS class_8680 PropagatationContext
+	CLASS class_8681 OcclusionGraphChunks
+		METHOD <init> (I)V
+			ARG 1 size
diff --git a/mappings/net/minecraft/client/render/WorldRenderer.mapping b/mappings/net/minecraft/client/render/WorldRenderer.mapping
index 4fcd68c6a9..b8fd9ee5d3 100644
--- a/mappings/net/minecraft/client/render/WorldRenderer.mapping
+++ b/mappings/net/minecraft/client/render/WorldRenderer.mapping
@@ -404,6 +404,7 @@ CLASS net/minecraft/class_761 net/minecraft/client/render/WorldRenderer
 		ARG 1 green
 		ARG 2 blue
 		ARG 3 hueOffset
+	METHOD method_52815 scheduleChunkRendering (Lnet/minecraft/class_1923;)V
 	METHOD method_54638 shootParticles (ILnet/minecraft/class_2338;Lnet/minecraft/class_5819;Lnet/minecraft/class_2400;)V
 		ARG 1 direction
 		ARG 2 pos