Add overdraw offset setting

src/main/java/com/seibel/lod/core/objects/opengl/LodBox.java

@@ -33,7 +33,10 @@ public class LodBox {
 		
 		//If the adj pos is at the same level we cull the faces normally, otherwise we divide the face in two and cull the two part separately
 		//NORTH face vertex creation
-		if (adjData[LodDirection.NORTH.ordinal() - 2].length == 1)
+
+		if (adjData[LodDirection.NORTH.ordinal() - 2] == null) {
+			builder.addQuadAdj(LodDirection.NORTH, x, y, z, xSize, ySize, ColorUtil.rgbToInt(0, 0, 0), (byte) 15, (byte) 15);
+		} else if (adjData[LodDirection.NORTH.ordinal() - 2].length == 1)
 		{
 			makeAdjQuads(builder, adjData[LodDirection.NORTH.ordinal() - 2][0], LodDirection.NORTH, x, y, z, xSize, ySize,
 					color, skyLightTop, blockLight);
@@ -45,7 +48,9 @@ public class LodBox {
 		}
 		
 		//SOUTH face vertex creation
-		if (adjData[LodDirection.SOUTH.ordinal() - 2].length == 1)
+		if (adjData[LodDirection.SOUTH.ordinal() - 2] == null) {
+			builder.addQuadAdj(LodDirection.SOUTH, x, y, maxZ, xSize, ySize, ColorUtil.rgbToInt(0, 0, 0), (byte) 15, (byte) 15);
+		} else if (adjData[LodDirection.SOUTH.ordinal() - 2].length == 1)
 		{
 			makeAdjQuads(builder, adjData[LodDirection.SOUTH.ordinal() - 2][0], LodDirection.SOUTH, x, y, maxZ, xSize, ySize,
 					color, skyLightTop, blockLight);
@@ -58,7 +63,10 @@ public class LodBox {
 		}
 		
 		//WEST face vertex creation
-		if (adjData[LodDirection.WEST.ordinal() - 2].length == 1)
+
+		if (adjData[LodDirection.WEST.ordinal() - 2] == null) {
+			builder.addQuadAdj(LodDirection.WEST, x, y, z, zSize, ySize, ColorUtil.rgbToInt(0, 0, 0), (byte) 15, (byte) 15);
+		} else if (adjData[LodDirection.WEST.ordinal() - 2].length == 1)
 		{
 			makeAdjQuads(builder, adjData[LodDirection.WEST.ordinal() - 2][0], LodDirection.WEST, x, y, z, zSize, ySize, color,
 					skyLightTop, blockLight);
@@ -71,7 +79,10 @@ public class LodBox {
 		}
 		
 		//EAST face vertex creation
-		if (adjData[LodDirection.EAST.ordinal() - 2].length == 1)
+
+		if (adjData[LodDirection.EAST.ordinal() - 2] == null) {
+			builder.addQuadAdj(LodDirection.EAST, maxX, y, z, zSize, ySize, ColorUtil.rgbToInt(0, 0, 0), (byte) 15, (byte) 15);
+		} else if (adjData[LodDirection.EAST.ordinal() - 2].length == 1)
 		{
 			makeAdjQuads(builder, adjData[LodDirection.EAST.ordinal() - 2][0], LodDirection.EAST, maxX, y, z, zSize, ySize,
 					color, skyLightTop, blockLight);

src/main/java/com/seibel/lod/core/objects/opengl/RenderRegion.java

@@ -282,7 +282,7 @@ public class RenderRegion implements AutoCloseable
 					|| DataPointUtil.isVoid(posData[0]))
 				continue;
 			
-			long[][][] adjData = new long[4][1][];
+			long[][][] adjData = new long[4][][];
 
 			// We extract the adj data in the four cardinal direction
 
@@ -339,6 +339,7 @@ public class RenderRegion implements AutoCloseable
 					}
 
 					if (adjDetail == detailLevel || adjDetail > detailLevel) {
+						adjData[lodDirection.ordinal() - 2] = new long[1][];
 						adjData[lodDirection.ordinal() - 2][0] = adjRegion.getAllData(adjDetail,
 								LevelPosUtil.convert(detailLevel, xAdj, adjDetail),
 								LevelPosUtil.convert(detailLevel, zAdj, adjDetail));

src/main/java/com/seibel/lod/core/util/LodUtil.java

@@ -338,7 +338,7 @@ public class LodUtil
 
 	public static int computeOverdrawOffset(LodDimension lodDim) {
 		int chunkRenderDist = MC_RENDER.getRenderDistance() + 1;
-		VanillaOverdraw overdraw = null;//CONFIG.client().graphics().advancedGraphics().getVanillaOverdraw();
+		VanillaOverdraw overdraw = CONFIG.client().graphics().advancedGraphics().getVanillaOverdraw();
 		if (overdraw == VanillaOverdraw.ALWAYS) return Integer.MAX_VALUE;
 		int offset;
 		if (overdraw == VanillaOverdraw.NEVER) {

src/main/resources/assets/lod/lang/en_us.json

@@ -144,6 +144,10 @@
 	"Vanilla overdraw",
   "DistantHorizons.config.client.graphics.advancedGraphics.vanillaOverdraw.@tooltip":
 	"Determines how often fake chunks will be rendered on top of regular chunks.\n\n§6Dynamic:§r attempts to pick the best option based on vanilla render distance and dimension.\n§6Always:§r prevents holes in the world, but may look odd for transparent blocks or in caves.\n§6Border:§r renders fake chunks on the border of the vanilla render distance, preventing gaps when the player isn't moving.\n§6Never:§r fake chunks will never overlap the vanilla render distance, but there may be holes in the world.",
+  "DistantHorizons.config.client.graphics.advancedGraphics.overdrawOffset":
+    "Overdraw Offset",
+  "DistantHorizons.config.client.graphics.advancedGraphics.overdrawOffset.@tooltip":
+    "If on Vanilla Overdraw mode of NEVER, how much should should the border be offset? \n\n '1': The start of lods will be shifted inwards by 1 chunk, causing 1 chunk of overdraw. \n'-1': The start fo lods will be shifted outwards by 1 chunk, causing 1 chunk of gap. \n\nThis setting can be used to deal with gaps due to our vanilla rendered chunk \n  detection not being perfect. \n",
   "DistantHorizons.config.client.graphics.advancedGraphics.useExtendedNearClipPlane":
 	"Use extended near clip plane",
   "DistantHorizons.config.client.graphics.advancedGraphics.useExtendedNearClipPlane.@tooltip":