diff --git a/common/src/lib/java/dev/engine_room/flywheel/lib/box/Box.java b/common/src/lib/java/dev/engine_room/flywheel/lib/box/Box.java
deleted file mode 100644
index 3955cde1b..000000000
--- a/common/src/lib/java/dev/engine_room/flywheel/lib/box/Box.java
+++ /dev/null
@@ -1,142 +0,0 @@
-package dev.engine_room.flywheel.lib.box;
-
-import net.minecraft.util.Mth;
-import net.minecraft.world.phys.AABB;
-
-public interface Box {
-	int getMinX();
-
-	int getMinY();
-
-	int getMinZ();
-
-	int getMaxX();
-
-	int getMaxY();
-
-	int getMaxZ();
-
-	default int sizeX() {
-		return getMaxX() - getMinX();
-	}
-
-	default int sizeY() {
-		return getMaxY() - getMinY();
-	}
-
-	default int sizeZ() {
-		return getMaxZ() - getMinZ();
-	}
-
-	default int volume() {
-		return sizeX() * sizeY() * sizeZ();
-	}
-
-	default boolean isEmpty() {
-		// if any dimension has side length 0 this box contains no volume
-		return getMinX() == getMaxX() || getMinY() == getMaxY() || getMinZ() == getMaxZ();
-	}
-
-	default boolean sameAs(Box other) {
-		return getMinX() == other.getMinX() && getMinY() == other.getMinY() && getMinZ() == other.getMinZ() && getMaxX() == other.getMaxX() && getMaxY() == other.getMaxY() && getMaxZ() == other.getMaxZ();
-	}
-
-	default boolean sameAs(Box other, int margin) {
-		return getMinX() == other.getMinX() - margin &&
-				getMinY() == other.getMinY() - margin &&
-				getMinZ() == other.getMinZ() - margin &&
-				getMaxX() == other.getMaxX() + margin &&
-				getMaxY() == other.getMaxY() + margin &&
-				getMaxZ() == other.getMaxZ() + margin;
-	}
-
-	default boolean sameAs(AABB other) {
-		return getMinX() == Math.floor(other.minX)
-				&& getMinY() == Math.floor(other.minY)
-				&& getMinZ() == Math.floor(other.minZ)
-				&& getMaxX() == Math.ceil(other.maxX)
-				&& getMaxY() == Math.ceil(other.maxY)
-				&& getMaxZ() == Math.ceil(other.maxZ);
-	}
-
-	default boolean intersects(int minX, int minY, int minZ, int maxX, int maxY, int maxZ) {
-		return this.getMinX() < maxX && this.getMaxX() > minX && this.getMinY() < maxY && this.getMaxY() > minY && this.getMinZ() < maxZ && this.getMaxZ() > minZ;
-	}
-
-	default boolean intersects(Box other) {
-		return this.intersects(other.getMinX(), other.getMinY(), other.getMinZ(), other.getMaxX(), other.getMaxY(), other.getMaxZ());
-	}
-
-	default boolean contains(int x, int y, int z) {
-		return x >= getMinX()
-				&& x <= getMaxX()
-				&& y >= getMinY()
-				&& y <= getMaxY()
-				&& z >= getMinZ()
-				&& z <= getMaxZ();
-	}
-
-	default boolean contains(Box other) {
-		return other.getMinX() >= this.getMinX()
-				&& other.getMaxX() <= this.getMaxX()
-				&& other.getMinY() >= this.getMinY()
-				&& other.getMaxY() <= this.getMaxY()
-				&& other.getMinZ() >= this.getMinZ()
-				&& other.getMaxZ() <= this.getMaxZ();
-	}
-
-	default void forEachContained(CoordinateConsumer func) {
-		int minX = getMinX();
-		int minY = getMinY();
-		int minZ = getMinZ();
-		int maxX = getMaxX();
-		int maxY = getMaxY();
-		int maxZ = getMaxZ();
-
-		for (int x = minX; x < maxX; x++) {
-			for (int y = minY; y < maxY; y++) {
-				for (int z = minZ; z < maxZ; z++) {
-					func.accept(x, y, z);
-				}
-			}
-		}
-	}
-
-	default boolean hasPowerOf2Sides() {
-		// this is only true if all individual side lengths are powers of 2
-		return Mth.isPowerOfTwo(volume());
-	}
-
-	default MutableBox union(Box other) {
-		int minX = Math.min(this.getMinX(), other.getMinX());
-		int minY = Math.min(this.getMinY(), other.getMinY());
-		int minZ = Math.min(this.getMinZ(), other.getMinZ());
-		int maxX = Math.max(this.getMaxX(), other.getMaxX());
-		int maxY = Math.max(this.getMaxY(), other.getMaxY());
-		int maxZ = Math.max(this.getMaxZ(), other.getMaxZ());
-		return new MutableBox(minX, minY, minZ, maxX, maxY, maxZ);
-	}
-
-	default MutableBox intersect(Box other) {
-		int minX = Math.max(this.getMinX(), other.getMinX());
-		int minY = Math.max(this.getMinY(), other.getMinY());
-		int minZ = Math.max(this.getMinZ(), other.getMinZ());
-		int maxX = Math.min(this.getMaxX(), other.getMaxX());
-		int maxY = Math.min(this.getMaxY(), other.getMaxY());
-		int maxZ = Math.min(this.getMaxZ(), other.getMaxZ());
-		return new MutableBox(minX, minY, minZ, maxX, maxY, maxZ);
-	}
-
-	default AABB toAABB() {
-		return new AABB(getMinX(), getMinY(), getMinZ(), getMaxX(), getMaxY(), getMaxZ());
-	}
-
-	default MutableBox copy() {
-		return new MutableBox(getMinX(), getMinY(), getMinZ(), getMaxX(), getMaxY(), getMaxZ());
-	}
-
-	@FunctionalInterface
-	interface CoordinateConsumer {
-		void accept(int x, int y, int z);
-	}
-}
diff --git a/common/src/lib/java/dev/engine_room/flywheel/lib/box/MutableBox.java b/common/src/lib/java/dev/engine_room/flywheel/lib/box/MutableBox.java
deleted file mode 100644
index db69a3883..000000000
--- a/common/src/lib/java/dev/engine_room/flywheel/lib/box/MutableBox.java
+++ /dev/null
@@ -1,329 +0,0 @@
-package dev.engine_room.flywheel.lib.box;
-
-import java.util.Collection;
-
-import net.minecraft.core.BlockPos;
-import net.minecraft.core.Direction;
-import net.minecraft.core.SectionPos;
-import net.minecraft.core.Vec3i;
-import net.minecraft.util.Mth;
-import net.minecraft.world.phys.AABB;
-
-public class MutableBox implements Box {
-	protected int minX;
-	protected int minY;
-	protected int minZ;
-	protected int maxX;
-	protected int maxY;
-	protected int maxZ;
-
-	public MutableBox() {
-	}
-
-	public MutableBox(int minX, int minY, int minZ, int maxX, int maxY, int maxZ) {
-		this.minX = minX;
-		this.minY = minY;
-		this.minZ = minZ;
-		this.maxX = maxX;
-		this.maxY = maxY;
-		this.maxZ = maxZ;
-	}
-
-	public static MutableBox from(AABB aabb) {
-		int minX = (int) Math.floor(aabb.minX);
-		int minY = (int) Math.floor(aabb.minY);
-		int minZ = (int) Math.floor(aabb.minZ);
-		int maxX = (int) Math.ceil(aabb.maxX);
-		int maxY = (int) Math.ceil(aabb.maxY);
-		int maxZ = (int) Math.ceil(aabb.maxZ);
-		return new MutableBox(minX, minY, minZ, maxX, maxY, maxZ);
-	}
-
-	public static MutableBox from(Vec3i pos) {
-		return new MutableBox(pos.getX(), pos.getY(), pos.getZ(), pos.getX() + 1, pos.getY() + 1, pos.getZ() + 1);
-	}
-
-	public static MutableBox from(SectionPos pos) {
-		return new MutableBox(pos.minBlockX(), pos.minBlockY(), pos.minBlockZ(), pos.maxBlockX() + 1, pos.maxBlockY() + 1, pos.maxBlockZ() + 1);
-	}
-
-	public static MutableBox from(Vec3i start, Vec3i end) {
-		return new MutableBox(start.getX(), start.getY(), start.getZ(), end.getX() + 1, end.getY() + 1, end.getZ() + 1);
-	}
-
-	public static MutableBox ofRadius(int radius) {
-		return new MutableBox(-radius, -radius, -radius, radius + 1, radius + 1, radius + 1);
-	}
-
-	public static Box containingAll(Collection<BlockPos> positions) {
-		if (positions.isEmpty()) {
-			return new MutableBox();
-		}
-		int minX = Integer.MAX_VALUE;
-		int minY = Integer.MAX_VALUE;
-		int minZ = Integer.MAX_VALUE;
-		int maxX = Integer.MIN_VALUE;
-		int maxY = Integer.MIN_VALUE;
-		int maxZ = Integer.MIN_VALUE;
-		for (BlockPos pos : positions) {
-			minX = Math.min(minX, pos.getX());
-			minY = Math.min(minY, pos.getY());
-			minZ = Math.min(minZ, pos.getZ());
-			maxX = Math.max(maxX, pos.getX());
-			maxY = Math.max(maxY, pos.getY());
-			maxZ = Math.max(maxZ, pos.getZ());
-		}
-		return new MutableBox(minX, minY, minZ, maxX, maxY, maxZ);
-	}
-
-	@Override
-	public int getMinX() {
-		return minX;
-	}
-
-	@Override
-	public int getMinY() {
-		return minY;
-	}
-
-	@Override
-	public int getMinZ() {
-		return minZ;
-	}
-
-	@Override
-	public int getMaxX() {
-		return maxX;
-	}
-
-	@Override
-	public int getMaxY() {
-		return maxY;
-	}
-
-	@Override
-	public int getMaxZ() {
-		return maxZ;
-	}
-
-	public void setMinX(int minX) {
-		this.minX = minX;
-	}
-
-	public void setMinY(int minY) {
-		this.minY = minY;
-	}
-
-	public MutableBox setMinZ(int minZ) {
-		this.minZ = minZ;
-		return this;
-	}
-
-	public void setMaxX(int maxX) {
-		this.maxX = maxX;
-	}
-
-	public void setMaxY(int maxY) {
-		this.maxY = maxY;
-	}
-
-	public void setMaxZ(int maxZ) {
-		this.maxZ = maxZ;
-	}
-
-	public void setMin(int x, int y, int z) {
-		minX = x;
-		minY = y;
-		minZ = z;
-	}
-
-	public void setMax(int x, int y, int z) {
-		maxX = x;
-		maxY = y;
-		maxZ = z;
-	}
-
-	public void setMin(Vec3i v) {
-		setMin(v.getX(), v.getY(), v.getZ());
-	}
-
-	public void setMax(Vec3i v) {
-		setMax(v.getX(), v.getY(), v.getZ());
-	}
-
-	public void assign(Box other) {
-		minX = other.getMinX();
-		minY = other.getMinY();
-		minZ = other.getMinZ();
-		maxX = other.getMaxX();
-		maxY = other.getMaxY();
-		maxZ = other.getMaxZ();
-	}
-
-	public void assign(AABB other) {
-		minX = (int) Math.floor(other.minX);
-		minY = (int) Math.floor(other.minY);
-		minZ = (int) Math.floor(other.minZ);
-		maxX = (int) Math.ceil(other.maxX);
-		maxY = (int) Math.ceil(other.maxY);
-		maxZ = (int) Math.ceil(other.maxZ);
-	}
-
-	public void assign(Vec3i start, Vec3i end) {
-		minX = start.getX();
-		minY = start.getY();
-		minZ = start.getZ();
-		maxX = end.getX() + 1;
-		maxY = end.getY() + 1;
-		maxZ = end.getZ() + 1;
-	}
-
-	public void unionAssign(Box other) {
-		minX = Math.min(this.minX, other.getMinX());
-		minY = Math.min(this.minY, other.getMinY());
-		minZ = Math.min(this.minZ, other.getMinZ());
-		maxX = Math.max(this.maxX, other.getMaxX());
-		maxY = Math.max(this.maxY, other.getMaxY());
-		maxZ = Math.max(this.maxZ, other.getMaxZ());
-	}
-
-	public void unionAssign(AABB other) {
-		minX = Math.min(this.minX, (int) Math.floor(other.minX));
-		minY = Math.min(this.minY, (int) Math.floor(other.minY));
-		minZ = Math.min(this.minZ, (int) Math.floor(other.minZ));
-		maxX = Math.max(this.maxX, (int) Math.ceil(other.maxX));
-		maxY = Math.max(this.maxY, (int) Math.ceil(other.maxY));
-		maxZ = Math.max(this.maxZ, (int) Math.ceil(other.maxZ));
-	}
-
-	public void intersectAssign(Box other) {
-		minX = Math.max(this.minX, other.getMinX());
-		minY = Math.max(this.minY, other.getMinY());
-		minZ = Math.max(this.minZ, other.getMinZ());
-		maxX = Math.min(this.maxX, other.getMaxX());
-		maxY = Math.min(this.maxY, other.getMaxY());
-		maxZ = Math.min(this.maxZ, other.getMaxZ());
-	}
-
-	public void fixMinMax() {
-		int minX = Math.min(this.minX, this.maxX);
-		int minY = Math.min(this.minY, this.maxY);
-		int minZ = Math.min(this.minZ, this.maxZ);
-		int maxX = Math.max(this.minX, this.maxX);
-		int maxY = Math.max(this.minY, this.maxY);
-		int maxZ = Math.max(this.minZ, this.maxZ);
-
-		this.minX = minX;
-		this.minY = minY;
-		this.minZ = minZ;
-		this.maxX = maxX;
-		this.maxY = maxY;
-		this.maxZ = maxZ;
-	}
-
-	public void translate(int x, int y, int z) {
-		minX = minX + x;
-		maxX = maxX + x;
-		minY = minY + y;
-		maxY = maxY + y;
-		minZ = minZ + z;
-		maxZ = maxZ + z;
-	}
-
-	public void translate(Vec3i by) {
-		translate(by.getX(), by.getY(), by.getZ());
-	}
-
-	public void grow(int x, int y, int z) {
-		minX = minX - x;
-		minY = minY - y;
-		minZ = minZ - z;
-		maxX = maxX + x;
-		maxY = maxY + y;
-		maxZ = maxZ + z;
-	}
-
-	public void grow(int s) {
-		this.grow(s, s, s);
-	}
-
-	/**
-	 * Grow this box to have power of 2 side lengths, scaling from the minimum coords.
-	 */
-	public void nextPowerOf2() {
-		int sizeX = Mth.smallestEncompassingPowerOfTwo(sizeX());
-		int sizeY = Mth.smallestEncompassingPowerOfTwo(sizeY());
-		int sizeZ = Mth.smallestEncompassingPowerOfTwo(sizeZ());
-
-		maxX = minX + sizeX;
-		maxY = minY + sizeY;
-		maxZ = minZ + sizeZ;
-	}
-
-	/**
-	 * Grow this box to have power of 2 side length, scaling from the center.
-	 */
-	public void nextPowerOf2Centered() {
-		int sizeX = sizeX();
-		int sizeY = sizeY();
-		int sizeZ = sizeZ();
-
-		int newSizeX = Mth.smallestEncompassingPowerOfTwo(sizeX);
-		int newSizeY = Mth.smallestEncompassingPowerOfTwo(sizeY);
-		int newSizeZ = Mth.smallestEncompassingPowerOfTwo(sizeZ);
-
-		int diffX = newSizeX - sizeX;
-		int diffY = newSizeY - sizeY;
-		int diffZ = newSizeZ - sizeZ;
-
-		minX = minX - diffX / 2; // floor division for the minimums
-		minY = minY - diffY / 2;
-		minZ = minZ - diffZ / 2;
-		maxX = maxX + (diffX + 1) / 2; // ceiling divison for the maximums
-		maxY = maxY + (diffY + 1) / 2;
-		maxZ = maxZ + (diffZ + 1) / 2;
-	}
-
-	public void mirrorAbout(Direction.Axis axis) {
-		Vec3i axisVec = Direction.get(Direction.AxisDirection.POSITIVE, axis)
-				.getNormal();
-		int flipX = axisVec.getX() - 1;
-		int flipY = axisVec.getY() - 1;
-		int flipZ = axisVec.getZ() - 1;
-
-		int maxX = this.maxX * flipX;
-		int maxY = this.maxY * flipY;
-		int maxZ = this.maxZ * flipZ;
-		this.maxX = this.minX * flipX;
-		this.maxY = this.minY * flipY;
-		this.maxZ = this.minZ * flipZ;
-		this.minX = maxX;
-		this.minY = maxY;
-		this.minZ = maxZ;
-	}
-
-	@Override
-	public boolean equals(Object o) {
-		if (this == o) return true;
-		if (o == null) return false;
-		if (!(o instanceof Box that)) return false;
-
-		return this.sameAs(that);
-	}
-
-	@Override
-	public int hashCode() {
-		int result = minX;
-		result = 31 * result + minY;
-		result = 31 * result + minZ;
-		result = 31 * result + maxX;
-		result = 31 * result + maxY;
-		result = 31 * result + maxZ;
-		return result;
-	}
-
-	@Override
-	public String toString() {
-		return "(" + minX + ", " + minY + ", " + minZ + ")->(" + maxX + ", " + maxY + ", " + maxZ + ')';
-	}
-}
diff --git a/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightPacking.java b/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightPacking.java
deleted file mode 100644
index 7cd9ce37e..000000000
--- a/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightPacking.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package dev.engine_room.flywheel.lib.light;
-
-/**
- * Utility class for bit-twiddling light.
- */
-public class LightPacking {
-	public static int getBlock(short packed) {
-		return (packed >> 4) & 0xF;
-	}
-
-	public static int getSky(short packed) {
-		return (packed >> 12) & 0xF;
-	}
-
-	public static byte packLightNibbles(byte block, byte sky) {
-		return (byte) (block | (sky << 4));
-	}
-
-	public static int getBlock(byte packed) {
-		return packed & 0xF;
-	}
-
-	public static int getSky(byte packed) {
-		return (packed >> 4) & 0xF;
-	}
-}
diff --git a/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightVolume.java b/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightVolume.java
deleted file mode 100644
index ab71bcae3..000000000
--- a/common/src/lib/java/dev/engine_room/flywheel/lib/light/LightVolume.java
+++ /dev/null
@@ -1,217 +0,0 @@
-package dev.engine_room.flywheel.lib.light;
-
-import org.lwjgl.system.MemoryUtil;
-
-import dev.engine_room.flywheel.lib.box.Box;
-import dev.engine_room.flywheel.lib.box.MutableBox;
-import dev.engine_room.flywheel.lib.memory.MemoryBlock;
-import net.minecraft.core.BlockPos;
-import net.minecraft.core.SectionPos;
-import net.minecraft.world.level.BlockAndTintGetter;
-import net.minecraft.world.level.LightLayer;
-
-public class LightVolume implements Box {
-	protected final BlockAndTintGetter level;
-	protected final MutableBox box = new MutableBox();
-	protected MemoryBlock lightData;
-
-	public LightVolume(BlockAndTintGetter level, Box sampleVolume) {
-		this.level = level;
-		this.setBox(sampleVolume);
-
-		this.lightData = MemoryBlock.malloc(this.box.volume() * 2);
-	}
-
-	public Box getVolume() {
-		return box;
-	}
-
-	@Override
-	public int getMinX() {
-		return box.getMinX();
-	}
-
-	@Override
-	public int getMinY() {
-		return box.getMinY();
-	}
-
-	@Override
-	public int getMinZ() {
-		return box.getMinZ();
-	}
-
-	@Override
-	public int getMaxX() {
-		return box.getMaxX();
-	}
-
-	@Override
-	public int getMaxY() {
-		return box.getMaxY();
-	}
-
-	@Override
-	public int getMaxZ() {
-		return box.getMaxZ();
-	}
-
-	public boolean isInvalid() {
-		return lightData == null;
-	}
-
-	protected void setBox(Box box) {
-		this.box.assign(box);
-	}
-
-	public short getPackedLight(int x, int y, int z) {
-		if (box.contains(x, y, z)) {
-			return MemoryUtil.memGetShort(levelPosToPtr(x, y, z));
-		} else {
-			return 0;
-		}
-	}
-
-	public void move(Box newSampleVolume) {
-		if (lightData == null) return;
-
-		setBox(newSampleVolume);
-		int neededCapacity = box.volume() * 2;
-		if (neededCapacity > lightData.size()) {
-			lightData = lightData.realloc(neededCapacity);
-		}
-		initialize();
-	}
-
-	/**
-	 * Completely (re)populate this volume with block and sky lighting data.
-	 * This is expensive and should be avoided.
-	 */
-	public void initialize() {
-		if (lightData == null) return;
-
-		copyLight(getVolume());
-		markDirty();
-	}
-
-	protected void markDirty() {
-		// noop
-	}
-
-	public void delete() {
-		lightData.free();
-		lightData = null;
-	}
-
-	/**
-	 * Copy all light from the level into this volume.
-	 *
-	 * @param levelVolume the region in the level to copy data from.
-	 */
-	public void copyLight(Box levelVolume) {
-		BlockPos.MutableBlockPos pos = new BlockPos.MutableBlockPos();
-
-		int xShift = box.getMinX();
-		int yShift = box.getMinY();
-		int zShift = box.getMinZ();
-
-		levelVolume.forEachContained((x, y, z) -> {
-			pos.set(x, y, z);
-
-			int block = this.level.getBrightness(LightLayer.BLOCK, pos);
-			int sky = this.level.getBrightness(LightLayer.SKY, pos);
-
-			writeLight(x - xShift, y - yShift, z - zShift, block, sky);
-		});
-	}
-
-	protected void writeLight(int x, int y, int z, int block, int sky) {
-		byte b = (byte) ((block & 0xF) << 4);
-		byte s = (byte) ((sky & 0xF) << 4);
-
-		long ptr = boxPosToPtr(x, y, z);
-		MemoryUtil.memPutByte(ptr, b);
-		MemoryUtil.memPutByte(ptr + 1, s);
-	}
-
-	/**
-	 * Copy block light from the level into this volume.
-	 *
-	 * @param levelVolume the region in the level to copy data from.
-	 */
-	public void copyBlock(Box levelVolume) {
-		var pos = new BlockPos.MutableBlockPos();
-
-		int xShift = box.getMinX();
-		int yShift = box.getMinY();
-		int zShift = box.getMinZ();
-
-		levelVolume.forEachContained((x, y, z) -> {
-			int light = this.level.getBrightness(LightLayer.BLOCK, pos.set(x, y, z));
-
-			writeBlock(x - xShift, y - yShift, z - zShift, light);
-		});
-	}
-
-	protected void writeBlock(int x, int y, int z, int block) {
-		byte b = (byte) ((block & 0xF) << 4);
-
-		MemoryUtil.memPutByte(boxPosToPtr(x, y, z), b);
-	}
-
-	/**
-	 * Copy sky light from the level into this volume.
-	 *
-	 * @param levelVolume the region in the level to copy data from.
-	 */
-	public void copySky(Box levelVolume) {
-		var pos = new BlockPos.MutableBlockPos();
-
-		int xShift = box.getMinX();
-		int yShift = box.getMinY();
-		int zShift = box.getMinZ();
-
-		levelVolume.forEachContained((x, y, z) -> {
-			int light = this.level.getBrightness(LightLayer.SKY, pos.set(x, y, z));
-
-			writeSky(x - xShift, y - yShift, z - zShift, light);
-		});
-	}
-
-	protected void writeSky(int x, int y, int z, int sky) {
-		byte s = (byte) ((sky & 0xF) << 4);
-
-		MemoryUtil.memPutByte(boxPosToPtr(x, y, z) + 1, s);
-	}
-
-	protected long levelPosToPtr(int x, int y, int z) {
-		return lightData.ptr() + levelPosToPtrOffset(x, y, z);
-	}
-
-	protected long boxPosToPtr(int x, int y, int z) {
-		return lightData.ptr() + boxPosToPtrOffset(x, y, z);
-	}
-
-	protected int levelPosToPtrOffset(int x, int y, int z) {
-		x -= box.getMinX();
-		y -= box.getMinY();
-		z -= box.getMinZ();
-		return boxPosToPtrOffset(x, y, z);
-	}
-
-	protected int boxPosToPtrOffset(int x, int y, int z) {
-		return (x + box.sizeX() * (y + z * box.sizeY())) * 2;
-	}
-
-	public void onLightUpdate(LightLayer type, SectionPos pos) {
-		if (lightData == null) return;
-
-		MutableBox vol = MutableBox.from(pos);
-		if (!vol.intersects(getVolume())) return;
-		vol.intersectAssign(getVolume()); // compute the region contained by us that has dirty lighting data.
-
-		if (type == LightLayer.BLOCK) copyBlock(vol);
-		else if (type == LightLayer.SKY) copySky(vol);
-		markDirty();
-	}
-}