Lighting system

client/workers/chunk_messages.ts

@@ -5,6 +5,9 @@ import type { SortType } from "./translucent_sort.ts";
 
 // messages between the main thread and the chunk workers
 
+// position 3, uv 2, color 4 (directional shade and ambient occlusion, alpha), lightmap coordinates 2
+export const TERRAIN_VERTEX_FLOATS = 11;
+
 export type ToChunkWorker =
 	| {
 		type: "init";
@@ -23,7 +26,8 @@ export type ToChunkWorker =
 		chunk_x: number;
 		chunk_z: number;
 		version: number;
-		padded_chunk: Uint32Array;
+		// copies of the blocks of the 3x3 chunks around it, going +x then +z from -x -z, for lighting
+		chunks: (Uint32Array | null)[];
 		// where the camera is, to sort the translucent quads
 		camera: number[];
 	}