detect snow etc on connected lods; better comments to enable transparency

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

@@ -77,7 +77,7 @@ public class CubicLodTemplate
 			float x, float y, float z,
 			int color, byte skyLightValue, byte blockLightValue)
 	{
-		// TODO re-add transparency by replacing the color 255 with "ColorUtil.getAlpha(color)"
+		// TODO transparency re-add by replacing the color 255 with "ColorUtil.getAlpha(color)"
 		buffer.position(x, y, z)
 		.color(ColorUtil.getRed(color), ColorUtil.getGreen(color), ColorUtil.getBlue(color), 255)
 		.minecraftLightValue(skyLightValue).minecraftLightValue(blockLightValue)

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

@@ -296,15 +296,21 @@ public class LodBuilder
 	{
 		short depth = 0;
 		
-		IBlockColorWrapper blockColorWrapper;
 		int colorOfBlock = 0;
 		if (strictEdge)
 		{
-			blockColorWrapper = chunk.getBlockColorWrapper(xAbs, yAbs, zAbs);
-			colorOfBlock = blockColorWrapper.getColor();
+			colorOfBlock = chunk.getBlockColorWrapper(xAbs, yAbs, zAbs).getColor();
+			IBlockShapeWrapper block = chunk.getBlockShapeWrapper(xAbs, yAbs + 1, zAbs);
+			if (block != null && ((this.config.client().worldGenerator().getBlocksToAvoid().nonFull && block.isNonFull())
+					|| (this.config.client().worldGenerator().getBlocksToAvoid().noCollision && block.hasNoCollision())))
+			{
+				int aboveColorInt = chunk.getBlockColorWrapper(xAbs, yAbs + 1, zAbs).getColor();
+				if (aboveColorInt != 0)
+					colorOfBlock = aboveColorInt;
+			}
 		}
 		
-		for (int y = yAbs; y >= 0; y--)
+		for (int y = yAbs - 1; y >= 0; y--)
 		{
 			
 			if (!isLayerValidLodPoint(chunk, xAbs, y, zAbs))
@@ -314,8 +320,7 @@ public class LodBuilder
 			}
 			if (strictEdge)
 			{
-				blockColorWrapper = chunk.getBlockColorWrapper(xAbs, y, zAbs);
-				if (colorOfBlock != blockColorWrapper.getColor())
+				if (colorOfBlock != chunk.getBlockColorWrapper(xAbs, y, zAbs).getColor())
 				{
 					depth = (short) (y + 1);
 					break;

src/main/java/com/seibel/lod/core/objects/VertexOptimizer.java

@@ -352,13 +352,18 @@ public class VertexOptimizer
 			boolean toFinish = false;
 			int toFinishIndex = 0;
 			boolean allAbove = true;
+			// TODO transparency ocean floor fix
+			//boolean isOpaque = ((colorMap[0] >> 24) & 0xFF) == 255;
 			for (i = 0; i < dataPoint.length; i++)
 			{
 				singleAdjDataPoint = dataPoint[i];
-				
 				if (DataPointUtil.isVoid(singleAdjDataPoint) || !DataPointUtil.doesItExist(singleAdjDataPoint))
 					break;
 				
+				// TODO transparency ocean floor fix
+				//if (isOpaque && DataPointUtil.getAlpha(singleAdjDataPoint) != 255)
+				//	continue;
+				
 				height = DataPointUtil.getHeight(singleAdjDataPoint);
 				depth = DataPointUtil.getDepth(singleAdjDataPoint);
 				

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

@@ -213,7 +213,7 @@ public class DataPointUtil
 	public static int getColor(long dataPoint)
 	{
 		// TODO re-add transparency by replacing the color 255 with what is in comment
-		return (int) (((dataPoint >>> COLOR_SHIFT) & COLOR_MASK) | /*((((dataPoint >>> ALPHA_SHIFT) & ALPHA_MASK) << ALPHA_DOWNSIZE_SHIFT) | 0b1111)*/ 255 << 24);
+		return (int) (((dataPoint >>> COLOR_SHIFT) & COLOR_MASK) | ((((dataPoint >>> ALPHA_SHIFT) & ALPHA_MASK) << ALPHA_DOWNSIZE_SHIFT) | 0b1111) << 24);
 	}
 	
 	/** This is used to convert a dataPoint to string (useful for the print function) */