Add AbstractDhApiChunkWorldGenerator.generateApiChunk()

api/src/main/java/com/seibel/distanthorizons/api/interfaces/override/worldGenerator/AbstractDhApiChunkWorldGenerator.java

@@ -22,6 +22,8 @@ package com.seibel.distanthorizons.api.interfaces.override.worldGenerator;
 import com.seibel.distanthorizons.api.enums.EDhApiDetailLevel;
 import com.seibel.distanthorizons.api.enums.worldGeneration.EDhApiDistantGeneratorMode;
 import com.seibel.distanthorizons.api.interfaces.override.IDhApiOverrideable;
+import com.seibel.distanthorizons.api.objects.data.DhApiChunk;
+import com.seibel.distanthorizons.api.objects.data.DhApiTerrainDataPoint;
 import com.seibel.distanthorizons.coreapi.util.BitShiftUtil;
 
 import java.io.Closeable;
@@ -77,13 +79,41 @@ public abstract class AbstractDhApiChunkWorldGenerator implements Closeable, IDh
 		}, worldGeneratorThreadPool);
 	}
 	
+	@Override
+	public final CompletableFuture<Void> generateApiChunks(
+			int chunkPosMinX,
+			int chunkPosMinZ,
+			byte granularity,
+			byte targetDataDetail,
+			EDhApiDistantGeneratorMode generatorMode,
+			ExecutorService worldGeneratorThreadPool,
+			Consumer<DhApiChunk> resultConsumer
+		)
+	{
+		return CompletableFuture.runAsync(() ->
+		{
+			// TODO what does this mean?
+			int genChunkWidth = BitShiftUtil.powerOfTwo(granularity - 4);
+			
+			for (int chunkX = chunkPosMinX; chunkX < chunkPosMinX + genChunkWidth; chunkX++)
+			{
+				for (int chunkZ = chunkPosMinZ; chunkZ < chunkPosMinZ + genChunkWidth; chunkZ++)
+				{
+					DhApiChunk apiChunk = this.generateApiChunk(chunkX, chunkZ, generatorMode);
+					resultConsumer.accept(apiChunk);
+				}
+			}
+		}, worldGeneratorThreadPool);
+	}
+	
+	
 	/**
 	 * This method is called to generate terrain over a given area
 	 * from a thread defined by Distant Horizons. <br><br>
 	 * 
 	 * @param chunkPosX the chunk X position in the level (not to be confused with the chunk's BlockPos in the level)
 	 * @param chunkPosZ the chunk Z position in the level (not to be confused with the chunk's BlockPos in the level)
-	 * @param generatorMode how far into the world gen pipeline this method run. See {@link EDhApiDistantGeneratorMode} for additional documentation.
+	 * @param generatorMode how far into the world gen pipeline this method should run. See {@link EDhApiDistantGeneratorMode} for additional documentation.
 	 * 
 	 * @return See {@link IDhApiWorldGenerator#generateChunks(int, int, byte, byte, EDhApiDistantGeneratorMode, ExecutorService, Consumer) IDhApiWorldGenerator.generateChunks}
 	 *         for the list of Object's this method should return along with additional documentation.
@@ -92,4 +122,21 @@ public abstract class AbstractDhApiChunkWorldGenerator implements Closeable, IDh
 	 */
 	public abstract Object[] generateChunk(int chunkPosX, int chunkPosZ, EDhApiDistantGeneratorMode generatorMode);
 	
+	/**
+	 * This method is called to generate terrain over a given area
+	 * from a thread defined by Distant Horizons. <br><br>
+	 * 
+	 * @param chunkPosX the chunk X position in the level (not to be confused with the chunk's BlockPos in the level)
+	 * @param chunkPosZ the chunk Z position in the level (not to be confused with the chunk's BlockPos in the level)
+	 * @param generatorMode how far into the world gen pipeline this method should run. See {@link EDhApiDistantGeneratorMode} for additional documentation.
+	 * 
+	 * @return A {@link DhApiChunk} with the generated {@link DhApiTerrainDataPoint} including air blocks.
+	 *          Note: if air blocks aren't included with the proper lighting, lower detail levels will appear as black/unlit.
+	 *         
+	 * @see IDhApiWorldGenerator#generateApiChunks(int, int, byte, byte, EDhApiDistantGeneratorMode, ExecutorService, Consumer)
+	 * 
+	 * @since API 3.0.0
+	 */
+	public abstract DhApiChunk generateApiChunk(int chunkPosX, int chunkPosZ, EDhApiDistantGeneratorMode generatorMode);
+	
 }

api/src/main/java/com/seibel/distanthorizons/api/interfaces/override/worldGenerator/IDhApiWorldGenerator.java

@@ -154,6 +154,7 @@ public interface IDhApiWorldGenerator extends Closeable, IDhApiOverrideable
 	 *
 	 * After the {@link DhApiChunk} has been generated, it should be passed into the
 	 * resultConsumer's {@link Consumer#accept(Object)} method.
+	 * Note: if air blocks aren't included in the with the {@link DhApiChunk} with proper lighting, lower detail levels will appear as black/unlit.
 	 *
 	 * @implNote the default implementation of this method throws an {@link UnsupportedOperationException},
 	 * and must be overridden when {@link #getReturnType()} returns {@link EDhApiWorldGeneratorReturnType#API_CHUNKS}.