now renders default Skylight as 0 when player is in Skylight 0 situation

src/main/java/com/seibel/lod/builders/bufferBuilding/LodBufferBuilder.java

@@ -31,11 +31,14 @@ import com.seibel.lod.proxy.ClientProxy;
 import com.seibel.lod.proxy.GlProxy;
 import com.seibel.lod.render.LodRenderer;
 import com.seibel.lod.util.*;
+import com.seibel.lod.wrappers.MinecraftWrapper;
 import net.minecraft.client.renderer.BufferBuilder;
 import net.minecraft.client.renderer.vertex.VertexBuffer;
+import net.minecraft.client.world.ClientWorld;
 import net.minecraft.util.Direction;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.ChunkPos;
+import net.minecraft.world.LightType;
 import org.lwjgl.opengl.GL11;
 import org.lwjgl.opengl.GL15;
 import org.lwjgl.opengl.GL15C;
@@ -59,6 +62,8 @@ import java.util.concurrent.locks.ReentrantLock;
  */
 public class LodBufferBuilder
 {
+	private static final MinecraftWrapper mc = MinecraftWrapper.INSTANCE;
+	
 	/** The thread used to generate new LODs off the main thread. */
 	public static final ExecutorService mainGenThread = Executors.newSingleThreadExecutor(new LodThreadFactory(LodBufferBuilder.class.getSimpleName() + " - main"));
 	/** The threads used to generate buffers. */
@@ -231,6 +236,9 @@ public class LodBufferBuilder
 			// create the nodeToRenderThreads //
 			//================================//
 			
+			ClientWorld world = mc.getClientWorld();
+			int skyLightPlayer = world.getBrightness(LightType.SKY, playerBlockPos);
+			
 			for (int xRegion = 0; xRegion < lodDim.getWidth(); xRegion++)
 			{
 				for (int zRegion = 0; zRegion < lodDim.getWidth(); zRegion++)
@@ -382,9 +390,9 @@ public class LodBufferBuilder
 									data = lodDim.getData(detailLevel, posX, posZ, verticalIndex);
 									if (DataPointUtil.isVoid(data) || !DataPointUtil.doesItExist(data))
 										break;
-									
+										
 									LodConfig.CLIENT.graphics.lodTemplate.get().template.addLodToBuffer(currentBuffers[bufferIndex], playerBlockPosRounded, data, adjData,
-											detailLevel, posX, posZ, box, renderer.previousDebugMode, renderer.lightMap, adjShadeDisabled);
+											detailLevel, posX, posZ, box, renderer.previousDebugMode, renderer.lightMap, adjShadeDisabled, (DataPointUtil.getFlag(data) && skyLightPlayer == 0));
 								}
 								
 								

src/main/java/com/seibel/lod/builders/bufferBuilding/lodTemplates/AbstractLodTemplate.java

@@ -38,7 +38,7 @@ public abstract class AbstractLodTemplate
 	
 	/** Uploads the given LOD to the buffer. */
 	public abstract void addLodToBuffer(BufferBuilder buffer, BlockPos bufferCenterBlockPos, long data, Map<Direction, long[]> adjData,
-			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled);
+			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled, boolean caveLight);
 	
 	/** add the given position and color to the buffer */
 	protected void addPosAndColor(BufferBuilder buffer,

src/main/java/com/seibel/lod/builders/bufferBuilding/lodTemplates/CubicLodTemplate.java

@@ -47,7 +47,7 @@ public class CubicLodTemplate extends AbstractLodTemplate
 	
 	@Override
 	public void addLodToBuffer(BufferBuilder buffer, BlockPos bufferCenterBlockPos, long data, Map<Direction, long[]> adjData,
-			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled)
+			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled, boolean caveLight)
 	{
 		if (box == null)
 			return;
@@ -61,18 +61,36 @@ public class CubicLodTemplate extends AbstractLodTemplate
 		else
 			color = DataPointUtil.getColor(data);
 		
-		generateBoundingBox(
-				box,
-				DataPointUtil.getHeight(data),
-				DataPointUtil.getDepth(data),
-				blockWidth,
-				posX * blockWidth, 0, posZ * blockWidth, // x, y, z offset
-				bufferCenterBlockPos,
-				adjData,
-				color,
-				DataPointUtil.getLightSky(data),
-				DataPointUtil.getLightBlock(data),
-				adjShadeDisabled);
+		if (caveLight)
+		{
+			generateBoundingBox(
+					box,
+					DataPointUtil.getHeight(data),
+					DataPointUtil.getDepth(data),
+					blockWidth,
+					posX * blockWidth, 0, posZ * blockWidth, // x, y, z offset
+					bufferCenterBlockPos,
+					adjData,
+					color,
+					0,
+					DataPointUtil.getLightBlock(data),
+					adjShadeDisabled);
+		}
+		else
+		{
+			generateBoundingBox(
+					box,
+					DataPointUtil.getHeight(data),
+					DataPointUtil.getDepth(data),
+					blockWidth,
+					posX * blockWidth, 0, posZ * blockWidth, // x, y, z offset
+					bufferCenterBlockPos,
+					adjData,
+					color,
+					DataPointUtil.getLightSky(data),
+					DataPointUtil.getLightBlock(data),
+					adjShadeDisabled);
+		}
 		
 		addBoundingBoxToBuffer(buffer, box);
 	}

src/main/java/com/seibel/lod/builders/bufferBuilding/lodTemplates/DynamicLodTemplate.java

@@ -39,7 +39,7 @@ public class DynamicLodTemplate extends AbstractLodTemplate
 {
 	@Override
 	public void addLodToBuffer(BufferBuilder buffer, BlockPos bufferCenterBlockPos, long data, Map<Direction, long[]> adjData,
-			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled)
+			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled, boolean caveLight)
 	{
 		ClientProxy.LOGGER.error(DynamicLodTemplate.class.getSimpleName() + " is not implemented!");
 	}

src/main/java/com/seibel/lod/builders/bufferBuilding/lodTemplates/TriangularLodTemplate.java

@@ -37,7 +37,7 @@ public class TriangularLodTemplate extends AbstractLodTemplate
 {
 	@Override
 	public void addLodToBuffer(BufferBuilder buffer, BlockPos bufferCenterBlockPos, long data, Map<Direction, long[]> adjData,
-			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled)
+			byte detailLevel, int posX, int posZ, Box box, DebugMode debugging, NativeImage lightMap, boolean[] adjShadeDisabled, boolean caveLight)
 	{
 		ClientProxy.LOGGER.error(DynamicLodTemplate.class.getSimpleName() + " is not implemented!");
 	}

src/main/java/com/seibel/lod/builders/lodBuilding/LodBuilder.java

@@ -448,7 +448,7 @@ public class LodBuilder
 					// lets just take a guess
 					if (blockPos.getY() >= mc.getClientWorld().getSeaLevel() - 5)
 					{
-						skyLight = 13;
+						skyLight = 12;
 						isDefault = 1;
 					}
 					else

src/main/java/com/seibel/lod/util/DataPointUtil.java

@@ -108,7 +108,9 @@ public class DataPointUtil
 		dataPoint += (lightBlock & BLOCK_LIGHT_MASK) << BLOCK_LIGHT_SHIFT;
 		dataPoint += (lightSky & SKY_LIGHT_MASK) << SKY_LIGHT_SHIFT;
 		dataPoint += (generationMode & GEN_TYPE_MASK) << GEN_TYPE_SHIFT;
+		if (flag) dataPoint += FLAG_MASK << FLAG_SHIFT;
 		dataPoint += EXISTENCE_MASK << EXISTENCE_SHIFT;
+		
 		return dataPoint;
 	}