refactor common robot ai code

common/buildcraft/BuildCraftRobotics.java

@@ -87,10 +87,10 @@ import buildcraft.robotics.ai.AIRobotLoadFluids;
 import buildcraft.robotics.ai.AIRobotMain;
 import buildcraft.robotics.ai.AIRobotPumpBlock;
 import buildcraft.robotics.ai.AIRobotRecharge;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.ai.AIRobotSearchAndGotoStation;
 import buildcraft.robotics.ai.AIRobotSearchBlock;
 import buildcraft.robotics.ai.AIRobotSearchEntity;
-import buildcraft.robotics.ai.AIRobotSearchRandomBlock;
 import buildcraft.robotics.ai.AIRobotSearchRandomGroundBlock;
 import buildcraft.robotics.ai.AIRobotSearchStackRequest;
 import buildcraft.robotics.ai.AIRobotSearchStation;
@@ -326,10 +326,10 @@ public class BuildCraftRobotics extends BuildCraftMod {
 		RobotManager.registerAIRobot(AIRobotLoadFluids.class, "aiRobotLoadFluids", "buildcraft.core.robots.AIRobotLoadFluids");
 		RobotManager.registerAIRobot(AIRobotPumpBlock.class, "aiRobotPumpBlock", "buildcraft.core.robots.AIRobotPumpBlock");
 		RobotManager.registerAIRobot(AIRobotRecharge.class, "aiRobotRecharge", "buildcraft.core.robots.AIRobotRecharge");
+		RobotManager.registerAIRobot(AIRobotSearchAndGotoBlock.class, "aiRobotSearchAndGoToBlock");
 		RobotManager.registerAIRobot(AIRobotSearchAndGotoStation.class, "aiRobotSearchAndGotoStation", "buildcraft.core.robots.AIRobotSearchAndGotoStation");
 		RobotManager.registerAIRobot(AIRobotSearchBlock.class, "aiRobotSearchBlock", "buildcraft.core.robots.AIRobotSearchBlock");
 		RobotManager.registerAIRobot(AIRobotSearchEntity.class, "aiRobotSearchEntity", "buildcraft.core.robots.AIRobotSearchEntity");
-		RobotManager.registerAIRobot(AIRobotSearchRandomBlock.class, "aiRobotSearchRandomBlock", "buildcraft.core.robots.AIRobotSearchRandomBlock");
 		RobotManager.registerAIRobot(AIRobotSearchRandomGroundBlock.class, "aiRobotSearchRandomGroundBlock", "buildcraft.core.robots.AIRobotSearchRandomGroundBlock");
 		RobotManager.registerAIRobot(AIRobotSearchStackRequest.class, "aiRobotSearchStackRequest", "buildcraft.core.robots.AIRobotSearchStackRequest");
 		RobotManager.registerAIRobot(AIRobotSearchStation.class, "aiRobotSearchStation", "buildcraft.core.robots.AIRobotSearchStation");

common/buildcraft/robotics/RobotUtils.java

@@ -2,7 +2,6 @@ package buildcraft.robotics;
 
 import java.util.ArrayList;
 import java.util.List;
-import net.minecraft.tileentity.TileEntity;
 import net.minecraftforge.common.util.ForgeDirection;
 import buildcraft.api.robots.DockingStation;
 import buildcraft.api.robots.IDockingStationProvider;

common/buildcraft/robotics/ai/AIRobotSearchAndGotoBlock.java

@@ -0,0 +1,112 @@
+/**
+ * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
+ * http://www.mod-buildcraft.com
+ *
+ * BuildCraft is distributed under the terms of the Minecraft Mod Public
+ * License 1.0, or MMPL. Please check the contents of the license located in
+ * http://www.mod-buildcraft.com/MMPL-1.0.txt
+ */
+package buildcraft.robotics.ai;
+
+import net.minecraft.nbt.NBTTagCompound;
+import buildcraft.api.core.BlockIndex;
+import buildcraft.api.robots.AIRobot;
+import buildcraft.api.robots.EntityRobotBase;
+import buildcraft.api.robots.ResourceIdBlock;
+import buildcraft.core.lib.utils.IBlockFilter;
+
+public class AIRobotSearchAndGotoBlock extends AIRobot {
+
+	protected BlockIndex blockFound;
+
+	private IBlockFilter filter;
+	private boolean random;
+
+	public AIRobotSearchAndGotoBlock(EntityRobotBase iRobot) {
+		super(iRobot);
+
+		blockFound = null;
+
+		random = false;
+		filter = null;
+	}
+
+	public AIRobotSearchAndGotoBlock(EntityRobotBase iRobot, boolean iRandom, IBlockFilter iPathFound) {
+		this(iRobot);
+
+		random = iRandom;
+		filter = iPathFound;
+	}
+
+	@Override
+	public void start() {
+		startDelegateAI(new AIRobotSearchBlock(robot, random, filter));
+	}
+
+	@Override
+	public void update() {
+	}
+
+	@Override
+	public void delegateAIEnded(AIRobot ai) {
+		if (ai instanceof AIRobotSearchBlock) {
+			if (ai.success()) {
+				AIRobotSearchBlock searchAI = (AIRobotSearchBlock) ai;
+				if (searchAI.takeResource()) {
+					blockFound = searchAI.blockFound;
+					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
+				} else {
+					terminate();
+				}
+			} else {
+				terminate();
+			}
+		} else if (ai instanceof AIRobotGotoBlock) {
+			if (!ai.success()) {
+				releaseBlockFound();
+			}
+			terminate();
+		}
+	}
+
+	@Override
+	public boolean success() {
+		return blockFound != null;
+	}
+
+	private void releaseBlockFound() {
+		if (blockFound != null) {
+			robot.getRegistry().release(new ResourceIdBlock(blockFound));
+			blockFound = null;
+		}
+	}
+
+	public BlockIndex getBlockFound() {
+		return blockFound;
+	}
+
+	@Override
+	public boolean canLoadFromNBT() {
+		return true;
+	}
+
+	@Override
+	public void writeSelfToNBT(NBTTagCompound nbt) {
+		super.writeSelfToNBT(nbt);
+
+		if (blockFound != null) {
+			NBTTagCompound sub = new NBTTagCompound();
+			blockFound.writeTo(sub);
+			nbt.setTag("indexStored", sub);
+		}
+	}
+
+	@Override
+	public void loadSelfFromNBT(NBTTagCompound nbt) {
+		super.loadSelfFromNBT(nbt);
+
+		if (nbt.hasKey("indexStored")) {
+			blockFound = new BlockIndex (nbt.getCompoundTag("indexStored"));
+		}
+	}
+}

common/buildcraft/robotics/ai/AIRobotSearchBlock.java

@@ -1,21 +1,128 @@
-/**
- * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
- * http://www.mod-buildcraft.com
- *
- * BuildCraft is distributed under the terms of the Minecraft Mod Public
- * License 1.0, or MMPL. Please check the contents of the license located in
- * http://www.mod-buildcraft.com/MMPL-1.0.txt
- */
 package buildcraft.robotics.ai;
 
+import java.util.Iterator;
+import java.util.LinkedList;
+import net.minecraft.nbt.NBTTagCompound;
+import buildcraft.api.core.BlockIndex;
+import buildcraft.api.core.IZone;
+import buildcraft.api.robots.AIRobot;
 import buildcraft.api.robots.EntityRobotBase;
+import buildcraft.api.robots.ResourceIdBlock;
 import buildcraft.core.lib.utils.BlockScannerExpanding;
+import buildcraft.core.lib.utils.BlockScannerRandom;
+import buildcraft.core.lib.utils.BlockScannerZoneRandom;
 import buildcraft.core.lib.utils.IBlockFilter;
+import buildcraft.core.lib.utils.IterableAlgorithmRunner;
+import buildcraft.core.lib.utils.PathFindingSearch;
 
-public class AIRobotSearchBlock extends AIRobotSearchBlockBase {
+public class AIRobotSearchBlock extends AIRobot {
 
-	public AIRobotSearchBlock(EntityRobotBase iRobot, IBlockFilter iPathFound) {
+	public BlockIndex blockFound;
-		super(iRobot, iPathFound, new BlockScannerExpanding().iterator());
+	public LinkedList<BlockIndex> path;
+	private PathFindingSearch blockScanner = null;
+	private IterableAlgorithmRunner blockScannerJob;
+	private IBlockFilter pathFound;
+	private Iterator<BlockIndex> blockIter;
+
+	public AIRobotSearchBlock(EntityRobotBase iRobot, boolean random, IBlockFilter iPathFound) {
+		super(iRobot);
+
+		pathFound = iPathFound;
+		if (!random) {
+			blockIter = new BlockScannerExpanding().iterator();
+		} else {
+			IZone zone = iRobot.getZoneToWork();
+			if (zone != null) {
+				BlockIndex pos = new BlockIndex(iRobot);
+				blockIter = new BlockScannerZoneRandom(pos.x, pos.y, pos.z, iRobot.worldObj.rand, zone)
+						.iterator();
+			} else {
+				blockIter = new BlockScannerRandom(iRobot.worldObj.rand, 64).iterator();
+			}
+		}
+		blockFound = null;
+		path = null;
+	}
+
+	@Override
+	public void start() {
+		blockScanner = new PathFindingSearch(robot.worldObj, new BlockIndex(
+				robot), blockIter, pathFound, 96, robot
+				.getZoneToWork());
+		blockScannerJob = new IterableAlgorithmRunner(blockScanner);
+		blockScannerJob.start();
+	}
+
+	@Override
+	public void update() {
+		if (blockScannerJob == null) {
+			// This is probably due to a load from NBT. Abort the ai in
+			// that case, since there's no filter to analyze either.
+			abort();
+			return;
+		}
+
+		if (blockScannerJob.isDone()) {
+			path = blockScanner.getResult();
+
+			if (path != null && path.size() > 0) {
+				blockFound = path.removeLast();
+			} else {
+				path = null;
+			}
+
+			terminate();
+		}
+	}
+
+	@Override
+	public void end() {
+		if (blockScannerJob != null) {
+			blockScannerJob.terminate();
+		}
+	}
+
+	@Override
+	public boolean success() {
+		return blockFound != null;
+	}
+
+	@Override
+	public void writeSelfToNBT(NBTTagCompound nbt) {
+		super.writeSelfToNBT(nbt);
+
+		if (blockFound != null) {
+			NBTTagCompound sub = new NBTTagCompound();
+			blockFound.writeTo(sub);
+			nbt.setTag("blockFound", sub);
+		}
+	}
+
+	@Override
+	public void loadSelfFromNBT(NBTTagCompound nbt) {
+		super.loadSelfFromNBT(nbt);
+
+		if (nbt.hasKey("blockFound")) {
+			blockFound = new BlockIndex(nbt.getCompoundTag("blockFound"));
+		}
+	}
+
+	public boolean takeResource() {
+		boolean taken = false;
+		if (robot.getRegistry().take(new ResourceIdBlock(blockFound), robot)) {
+			taken = true;
+		}
+		unreserve();
+		return taken;
+	}
+
+	public void unreserve() {
+		blockScanner.unreserve(blockFound);
+	}
+
+	@Override
+	public int getEnergyCost() {
+		return 2;
 	}
 
 }

common/buildcraft/robotics/ai/AIRobotSearchBlockBase.java

@@ -1,113 +0,0 @@
-package buildcraft.robotics.ai;
-
-import java.util.Iterator;
-import java.util.LinkedList;
-import net.minecraft.nbt.NBTTagCompound;
-import buildcraft.api.core.BlockIndex;
-import buildcraft.api.robots.AIRobot;
-import buildcraft.api.robots.EntityRobotBase;
-import buildcraft.api.robots.ResourceIdBlock;
-import buildcraft.core.lib.utils.IBlockFilter;
-import buildcraft.core.lib.utils.IterableAlgorithmRunner;
-import buildcraft.core.lib.utils.PathFindingSearch;
-
-public class AIRobotSearchBlockBase extends AIRobot {
-
-	public BlockIndex blockFound;
-	public LinkedList<BlockIndex> path;
-	private PathFindingSearch blockScanner = null;
-	private IterableAlgorithmRunner blockScannerJob;
-	private IBlockFilter pathFound;
-	private Iterator<BlockIndex> blockIter;
-
-	public AIRobotSearchBlockBase(EntityRobotBase iRobot, IBlockFilter iPathFound, Iterator<BlockIndex> iBlockIter) {
-		super(iRobot);
-
-		pathFound = iPathFound;
-		blockIter = iBlockIter;
-		blockFound = null;
-		path = null;
-	}
-
-	@Override
-	public void start() {
-		blockScanner = new PathFindingSearch(robot.worldObj, new BlockIndex(
-				robot), blockIter, pathFound, 96, robot
-				.getZoneToWork());
-		blockScannerJob = new IterableAlgorithmRunner(blockScanner);
-		blockScannerJob.start();
-	}
-
-	@Override
-	public void update() {
-		if (blockScannerJob == null) {
-			// This is probably due to a load from NBT. Abort the ai in
-			// that case, since there's no filter to analyze either.
-			abort();
-			return;
-		}
-
-		if (blockScannerJob.isDone()) {
-			path = blockScanner.getResult();
-
-			if (path != null && path.size() > 0) {
-				blockFound = path.removeLast();
-			} else {
-				path = null;
-			}
-
-			terminate();
-		}
-	}
-
-	@Override
-	public void end() {
-		if (blockScannerJob != null) {
-			blockScannerJob.terminate();
-		}
-	}
-
-	@Override
-	public boolean success() {
-		return blockFound != null;
-	}
-
-	@Override
-	public void writeSelfToNBT(NBTTagCompound nbt) {
-		super.writeSelfToNBT(nbt);
-
-		if (blockFound != null) {
-			NBTTagCompound sub = new NBTTagCompound();
-			blockFound.writeTo(sub);
-			nbt.setTag("blockFound", sub);
-		}
-	}
-
-	@Override
-	public void loadSelfFromNBT(NBTTagCompound nbt) {
-		super.loadSelfFromNBT(nbt);
-
-		if (nbt.hasKey("blockFound")) {
-			blockFound = new BlockIndex(nbt.getCompoundTag("blockFound"));
-		}
-	}
-
-	public boolean takeResource() {
-		boolean taken = false;
-		if (robot.getRegistry().take(new ResourceIdBlock(blockFound), robot)) {
-			taken = true;
-		}
-		unreserve();
-		return taken;
-	}
-
-	public void unreserve() {
-		blockScanner.unreserve(blockFound);
-	}
-
-	@Override
-	public int getEnergyCost() {
-		return 2;
-	}
-
-}

common/buildcraft/robotics/ai/AIRobotSearchRandomBlock.java

@@ -1,35 +0,0 @@
-/**
- * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
- * http://www.mod-buildcraft.com
- *
- * BuildCraft is distributed under the terms of the Minecraft Mod Public
- * License 1.0, or MMPL. Please check the contents of the license located in
- * http://www.mod-buildcraft.com/MMPL-1.0.txt
- */
-package buildcraft.robotics.ai;
-
-import java.util.Iterator;
-import buildcraft.api.core.BlockIndex;
-import buildcraft.api.core.IZone;
-import buildcraft.api.robots.EntityRobotBase;
-import buildcraft.core.lib.utils.BlockScannerRandom;
-import buildcraft.core.lib.utils.BlockScannerZoneRandom;
-import buildcraft.core.lib.utils.IBlockFilter;
-
-public class AIRobotSearchRandomBlock extends AIRobotSearchBlockBase {
-
-	public AIRobotSearchRandomBlock(EntityRobotBase iRobot, IBlockFilter iPathFound) {
-		super(iRobot, iPathFound, getBlockIterator(iRobot));
-	}
-
-	private static Iterator<BlockIndex> getBlockIterator(EntityRobotBase iRobot) {
-		IZone zone = iRobot.getZoneToWork();
-		if (zone != null) {
-			BlockIndex pos = new BlockIndex(iRobot);
-			return new BlockScannerZoneRandom(pos.x, pos.y, pos.z, iRobot.worldObj.rand, zone).iterator();
-		} else {
-			return new BlockScannerRandom(iRobot.worldObj.rand, 64).iterator();
-		}
-	}
-
-}

common/buildcraft/robotics/boards/BoardRobotFarmer.java

@@ -23,9 +23,8 @@ import buildcraft.api.robots.ResourceIdBlock;
 import buildcraft.core.lib.inventory.filters.IStackFilter;
 import buildcraft.core.lib.utils.IBlockFilter;
 import buildcraft.robotics.ai.AIRobotFetchAndEquipItemStack;
-import buildcraft.robotics.ai.AIRobotGotoBlock;
 import buildcraft.robotics.ai.AIRobotGotoSleep;
-import buildcraft.robotics.ai.AIRobotSearchBlock;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.ai.AIRobotUseToolOnBlock;
 
 public class BoardRobotFarmer extends RedstoneBoardRobot {
@@ -52,7 +51,7 @@ public class BoardRobotFarmer extends RedstoneBoardRobot {
 				}
 			}));
 		} else {
-			startDelegateAI(new AIRobotSearchBlock(robot, new IBlockFilter() {
+			startDelegateAI(new AIRobotSearchAndGotoBlock(robot, false, new IBlockFilter() {
 				@Override
 				public boolean matches(World world, int x, int y, int z) {
 					return isDirt.get(world, x, y, z)
@@ -65,21 +64,13 @@ public class BoardRobotFarmer extends RedstoneBoardRobot {
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		if (ai instanceof AIRobotSearchBlock) {
+		if (ai instanceof AIRobotSearchAndGotoBlock) {
-			if (!ai.success()) {
+			if (ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
+				blockFound = ((AIRobotSearchAndGotoBlock) ai).getBlockFound();
-			} else {
-				releaseBlockFound();
-				AIRobotSearchBlock searchAI = (AIRobotSearchBlock) ai;
-				if (searchAI.takeResource()) {
-					blockFound = searchAI.blockFound;
-					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
-				} else {
-					startDelegateAI(new AIRobotGotoSleep(robot));
-				}
-			}
-		} else if (ai instanceof AIRobotGotoBlock) {
 				startDelegateAI(new AIRobotUseToolOnBlock(robot, blockFound));
+			} else {
+				startDelegateAI(new AIRobotGotoSleep(robot));
+			}
 		} else if (ai instanceof AIRobotFetchAndEquipItemStack) {
 			if (robot.getHeldItem() == null) {
 				startDelegateAI(new AIRobotGotoSleep(robot));

common/buildcraft/robotics/boards/BoardRobotGenericBreakBlock.java

@@ -27,15 +27,14 @@ import buildcraft.core.lib.inventory.filters.IStackFilter;
 import buildcraft.core.lib.utils.IBlockFilter;
 import buildcraft.robotics.ai.AIRobotBreak;
 import buildcraft.robotics.ai.AIRobotFetchAndEquipItemStack;
-import buildcraft.robotics.ai.AIRobotGotoBlock;
 import buildcraft.robotics.ai.AIRobotGotoSleep;
-import buildcraft.robotics.ai.AIRobotSearchBlock;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.statements.ActionRobotFilter;
 import buildcraft.transport.gates.ActionIterator;
 
 public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 
-	protected BlockIndex indexStored;
+	protected BlockIndex blockFound;
 
 	private ArrayList<Block> blockFilter = new ArrayList<Block>();
 	private ArrayList<Integer> metaFilter = new ArrayList<Integer>();
@@ -53,17 +52,6 @@ public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 	 */
 	public abstract boolean isExpectedBlock(World world, int x, int y, int z);
 
-	@Override
-	public final void preempt(AIRobot ai) {
-		if (ai instanceof AIRobotSearchBlock) {
-			BlockIndex index = ((AIRobotSearchBlock) ai).blockFound;
-
-			if (robot.getRegistry().isTaken(new ResourceIdBlock(index))) {
-				abortDelegateAI();
-			}
-		}
-	}
-
 	@Override
 	public final void update() {
 		if (!isExpectedTool(null) && robot.getHeldItem() == null) {
@@ -76,7 +64,7 @@ public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 		} else {
 			updateFilter();
 
-			startDelegateAI(new AIRobotSearchBlock(robot, new IBlockFilter() {
+			startDelegateAI(new AIRobotSearchAndGotoBlock(robot, false, new IBlockFilter() {
 				@Override
 				public boolean matches(World world, int x, int y, int z) {
 					if (isExpectedBlock(world, x, y, z) && !robot.getRegistry().isTaken(new ResourceIdBlock(x, y, z))) {
@@ -91,34 +79,26 @@ public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		if (ai instanceof AIRobotSearchBlock) {
+		if (ai instanceof AIRobotSearchAndGotoBlock) {
-			if (!ai.success()) {
+			if (ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
+				blockFound = ((AIRobotSearchAndGotoBlock) ai).getBlockFound();
-			} else {
-				releaseBlockFound();
-				AIRobotSearchBlock searchAI = (AIRobotSearchBlock) ai;
-				if (searchAI.takeResource()) {
-					indexStored = searchAI.blockFound;
-					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
-				} else {
-					startDelegateAI(new AIRobotGotoSleep(robot));
-				}
-			}
-		} else if (ai instanceof AIRobotGotoBlock) {
 				startDelegateAI(getBlockBreakAI());
+			} else {
+				startDelegateAI(new AIRobotGotoSleep(robot));
+			}
 		} else if (ai.getClass().isInstance(getBlockBreakAI())) {
 			releaseBlockFound();
 		}
 	}
 
 	protected AIRobot getBlockBreakAI() {
-		return new AIRobotBreak(robot, indexStored);
+		return new AIRobotBreak(robot, blockFound);
 	}
 
 	private void releaseBlockFound() {
-		if (indexStored != null) {
+		if (blockFound != null) {
-			robot.getRegistry().release(new ResourceIdBlock(indexStored));
+			robot.getRegistry().release(new ResourceIdBlock(blockFound));
-			indexStored = null;
+			blockFound = null;
 		}
 	}
 
@@ -175,9 +155,9 @@ public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 	public void writeSelfToNBT(NBTTagCompound nbt) {
 		super.writeSelfToNBT(nbt);
 
-		if (indexStored != null) {
+		if (blockFound != null) {
 			NBTTagCompound sub = new NBTTagCompound();
-			indexStored.writeTo(sub);
+			blockFound.writeTo(sub);
 			nbt.setTag("indexStored", sub);
 		}
 	}
@@ -187,7 +167,7 @@ public abstract class BoardRobotGenericBreakBlock extends RedstoneBoardRobot {
 		super.loadSelfFromNBT(nbt);
 
 		if (nbt.hasKey("indexStored")) {
-			indexStored = new BlockIndex (nbt.getCompoundTag("indexStored"));
+			blockFound = new BlockIndex (nbt.getCompoundTag("indexStored"));
 		}
 	}
 }

common/buildcraft/robotics/boards/BoardRobotPlanter.java

@@ -31,9 +31,8 @@ import buildcraft.core.lib.inventory.filters.CompositeFilter;
 import buildcraft.core.lib.inventory.filters.IStackFilter;
 import buildcraft.core.lib.utils.IBlockFilter;
 import buildcraft.robotics.ai.AIRobotFetchAndEquipItemStack;
-import buildcraft.robotics.ai.AIRobotGotoBlock;
 import buildcraft.robotics.ai.AIRobotGotoSleep;
-import buildcraft.robotics.ai.AIRobotSearchRandomBlock;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.ai.AIRobotUseToolOnBlock;
 import buildcraft.robotics.statements.ActionRobotFilter;
 
@@ -110,30 +109,19 @@ public class BoardRobotPlanter extends RedstoneBoardRobot {
 					}
 				};
 			}
-			startDelegateAI(new AIRobotSearchRandomBlock(robot, blockFilter));
+			startDelegateAI(new AIRobotSearchAndGotoBlock(robot, true, blockFilter));
 		}
 	}
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		if (ai instanceof AIRobotSearchRandomBlock) {
+		if (ai instanceof AIRobotSearchAndGotoBlock) {
-			if (!ai.success()) {
+			if (ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
+				blockFound = ((AIRobotSearchAndGotoBlock) ai).getBlockFound();
-			} else {
-				releaseBlockFound();
-				AIRobotSearchRandomBlock searchAI = (AIRobotSearchRandomBlock) ai;
-				if (searchAI.takeResource()) {
-					blockFound = searchAI.blockFound;
-					if (searchAI.path.size() > 1) {
-						searchAI.path.removeLast();
-					}
-					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
-				} else {
-					startDelegateAI(new AIRobotGotoSleep(robot));
-				}
-			}
-		} else if (ai instanceof AIRobotGotoBlock) {
 				startDelegateAI(new AIRobotUseToolOnBlock(robot, blockFound));
+			} else {
+				startDelegateAI(new AIRobotGotoSleep(robot));
+			}
 		} else if (ai instanceof AIRobotUseToolOnBlock) {
 			releaseBlockFound();
 		} else if (ai instanceof AIRobotFetchAndEquipItemStack) {

common/buildcraft/robotics/boards/BoardRobotPump.java

@@ -30,11 +30,10 @@ import buildcraft.api.statements.IStatementParameter;
 import buildcraft.api.statements.StatementParameterItemStack;
 import buildcraft.api.statements.StatementSlot;
 import buildcraft.core.lib.utils.IBlockFilter;
-import buildcraft.robotics.ai.AIRobotGotoBlock;
 import buildcraft.robotics.ai.AIRobotGotoSleep;
 import buildcraft.robotics.ai.AIRobotGotoStationAndUnloadFluids;
 import buildcraft.robotics.ai.AIRobotPumpBlock;
-import buildcraft.robotics.ai.AIRobotSearchBlock;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.statements.ActionRobotFilter;
 import buildcraft.transport.gates.ActionIterator;
 
@@ -62,7 +61,7 @@ public class BoardRobotPump extends RedstoneBoardRobot {
 		} else {
 			updateFilter();
 
-			startDelegateAI(new AIRobotSearchBlock(robot, new IBlockFilter() {
+			startDelegateAI(new AIRobotSearchAndGotoBlock(robot, false, new IBlockFilter() {
 
 				@Override
 				public boolean matches(World world, int x, int y, int z) {
@@ -79,24 +78,12 @@ public class BoardRobotPump extends RedstoneBoardRobot {
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		if (ai instanceof AIRobotSearchBlock) {
+		if (ai instanceof AIRobotSearchAndGotoBlock) {
-			if (!ai.success()) {
+			if (ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
+				blockFound = ((AIRobotSearchAndGotoBlock) ai).getBlockFound();
-			} else {
-				releaseBlockFound();
-				AIRobotSearchBlock searchAI = (AIRobotSearchBlock) ai;
-				if (searchAI.takeResource()) {
-					blockFound = searchAI.blockFound;
-					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
-				} else {
-					startDelegateAI(new AIRobotGotoSleep(robot));
-				}
-			}
-		} else if (ai instanceof AIRobotGotoBlock) {
-			if (!ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
-			} else {
 				startDelegateAI(new AIRobotPumpBlock(robot, blockFound));
+			} else {
+				startDelegateAI(new AIRobotGotoSleep(robot));
 			}
 		} else if (ai instanceof AIRobotGotoStationAndUnloadFluids) {
 			releaseBlockFound();

common/buildcraft/robotics/boards/BoardRobotStripes.java

@@ -20,9 +20,8 @@ import buildcraft.api.robots.ResourceIdBlock;
 import buildcraft.core.lib.inventory.filters.IStackFilter;
 import buildcraft.core.lib.utils.IBlockFilter;
 import buildcraft.robotics.ai.AIRobotFetchAndEquipItemStack;
-import buildcraft.robotics.ai.AIRobotGotoBlock;
 import buildcraft.robotics.ai.AIRobotGotoSleep;
-import buildcraft.robotics.ai.AIRobotSearchRandomBlock;
+import buildcraft.robotics.ai.AIRobotSearchAndGotoBlock;
 import buildcraft.robotics.ai.AIRobotStripesHandler;
 
 public class BoardRobotStripes extends RedstoneBoardRobot {
@@ -48,7 +47,7 @@ public class BoardRobotStripes extends RedstoneBoardRobot {
 				}
 			}));
 		} else {
-			startDelegateAI(new AIRobotSearchRandomBlock(robot, new IBlockFilter() {
+			startDelegateAI(new AIRobotSearchAndGotoBlock(robot, true, new IBlockFilter() {
 				@Override
 				public boolean matches(World world, int x, int y, int z) {
 					return world.getBlock(x, y, z).isAir(world, x, y, z)
@@ -60,21 +59,13 @@ public class BoardRobotStripes extends RedstoneBoardRobot {
 
 	@Override
 	public void delegateAIEnded(AIRobot ai) {
-		if (ai instanceof AIRobotSearchRandomBlock) {
+		if (ai instanceof AIRobotSearchAndGotoBlock) {
-			if (!ai.success()) {
+			if (ai.success()) {
-				startDelegateAI(new AIRobotGotoSleep(robot));
+				blockFound = ((AIRobotSearchAndGotoBlock) ai).getBlockFound();
-			} else {
-				releaseBlockFound();
-				AIRobotSearchRandomBlock searchAI = (AIRobotSearchRandomBlock) ai;
-				if (searchAI.takeResource()) {
-					blockFound = searchAI.blockFound;
-					startDelegateAI(new AIRobotGotoBlock(robot, searchAI.path));
-				} else {
-					startDelegateAI(new AIRobotGotoSleep(robot));
-				}
-			}
-		} else if (ai instanceof AIRobotGotoBlock) {
 				startDelegateAI(new AIRobotStripesHandler(robot, blockFound));
+			} else {
+				startDelegateAI(new AIRobotGotoSleep(robot));
+			}
 		} else if (ai instanceof AIRobotFetchAndEquipItemStack) {
 			if (robot.getHeldItem() == null) {
 				startDelegateAI(new AIRobotGotoSleep(robot));