add option to make the AI build more towers

jsettlers.common/src/main/java/jsettlers/common/CommonConstants.java

@@ -106,4 +106,6 @@ public abstract class CommonConstants {
 	public static Supplier<Boolean> PLAYALL_MUSIC = () -> false;
 
 	public static Supplier<Float> MUSIC_VOLUME = () -> 1f;
+
+	public static Supplier<Boolean> AI_MORE_TOWERS = () -> false;
 }

jsettlers.logic/src/main/java/jsettlers/ai/highlevel/WhatToDoAi.java

@@ -32,12 +32,14 @@
 import jsettlers.ai.highlevel.pioneers.PioneerGroup;
 import jsettlers.ai.highlevel.pioneers.target.SameBlockedPartitionLikePlayerFilter;
 import jsettlers.ai.highlevel.pioneers.target.SurroundedByResourcesFilter;
+import jsettlers.common.CommonConstants;
 import jsettlers.common.buildings.EBuildingType;
 import jsettlers.common.landscape.EResourceType;
 import jsettlers.common.material.EMaterialType;
 import jsettlers.common.movable.EMovableType;
 import jsettlers.common.player.ECivilisation;
 import jsettlers.common.player.IInGamePlayer;
+import jsettlers.common.player.IPlayer;
 import jsettlers.common.position.ShortPoint2D;
 import jsettlers.input.tasks.ConstructBuildingTask;
 import jsettlers.input.tasks.ConvertGuiTask;
@@ -46,6 +48,7 @@
 import jsettlers.input.tasks.MoveToGuiTask;
 import jsettlers.input.tasks.WorkAreaGuiTask;
 import jsettlers.logic.buildings.Building;
+import jsettlers.logic.constants.MatchConstants;
 import jsettlers.logic.map.grid.MainGrid;
 import jsettlers.logic.map.grid.movable.MovableGrid;
 import jsettlers.logic.movable.interfaces.ILogicMovable;
@@ -55,7 +58,7 @@
 import static jsettlers.common.buildings.EBuildingType.*;
 import static jsettlers.common.material.EMaterialType.GEMS;
 import static jsettlers.common.material.EMaterialType.GOLD;
-import static jsettlers.common.material.EMaterialType.MEAD;
+
 import jsettlers.common.action.EMoveToType;
 
 /**
@@ -313,7 +316,26 @@ private boolean buildTower() {
 			}
 		}
 
-		List<ShortPoint2D> threatenedBorder = aiStatistics.threatenedBorderOf(playerId);
+		List<ShortPoint2D> threatenedBorder = new ArrayList<>();
+		if(CommonConstants.AI_MORE_TOWERS.get()) {
+			int width = mainGrid.getWidth();
+			int height = mainGrid.getHeight();
+
+			// just guess some tower positions
+			for(int i = 0; i < 1000; i++) {
+				int x = MatchConstants.aiRandom().nextInt(0, width);
+				int y = MatchConstants.aiRandom().nextInt(0, height);
+
+				IPlayer player = mainGrid.getPartitionsGrid().getPlayerAt(x, y);
+				if (player == null || player.getPlayerId() != playerId) continue;
+
+				if (!mainGrid.getPartitionsGrid().isEnforcedByTower(x, y)) {
+					threatenedBorder.add(new ShortPoint2D(x, y));
+				}
+			}
+		}
+
+		threatenedBorder.addAll(aiStatistics.threatenedBorderOf(playerId));
 		if (threatenedBorder.size() == 0) {
 			return false;
 		}

jsettlers.main.swing/src/main/java/jsettlers/main/swing/menu/settingsmenu/SettingsMenuPanel.java

@@ -51,6 +51,7 @@ public class SettingsMenuPanel extends JPanel {
 	private final JCheckBox playAllMusicCheckBox = new JCheckBox();
 	private final SettingsSlider fpsLimitSlider = new SettingsSlider("fps", 0,240, "timerless redraw");
 	private final SettingsSlider guiScaleSlider = new SettingsSlider("%", 50,400, "system default");
+	private final JCheckBox aiTowerFocusCheckBox = new JCheckBox();
 	private final BackendSelector backendSelector = new BackendSelector();
 
 	/**
@@ -87,6 +88,7 @@ public SettingsMenuPanel(MainMenuPanel mainMenuPanel) {
 		addSetting("settings-backend", backendSelector);
 
 		addSetting("settings-gui-scale", guiScaleSlider);
+		addSetting("settings-ai-tower-focus", aiTowerFocusCheckBox);
 
 		initButton();
 	}
@@ -125,6 +127,7 @@ private void initButton() {
 			settingsManager.setFpsLimit(fpsLimitSlider.getValue());
 			settingsManager.setBackend(backendSelector.getSelectedItem()+"");
 			settingsManager.setGuiScale(guiScaleSlider.getValue()/100f);
+			settingsManager.setAiNoPioneers(aiTowerFocusCheckBox.isSelected());
 			mainMenuPanel.reset();
 		});
 
@@ -144,5 +147,6 @@ public void initializeValues() {
 		fpsLimitSlider.setValue(settingsManager.getFpsLimit());
 		backendSelector.setSelectedItem(settingsManager.getBackend());
 		guiScaleSlider.setValue(Math.round(settingsManager.getGuiScale()*100));
+		aiTowerFocusCheckBox.setSelected(settingsManager.getAiTowerFocus());
 	}
 }

jsettlers.main.swing/src/main/java/jsettlers/main/swing/settings/SettingsManager.java

@@ -72,6 +72,8 @@ public class SettingsManager implements ISoundSettingsProvider {
 	private static final String SETTING_BUILDING = "building";
 	private static final String SETTING_CIVILISATION = "civ";
 
+	private static final String SETTING_AI_TOWER_FOCUS = "ai-tower-focus";
+
 	private static SettingsManager manager;
 
 	private final Properties storedSettings = new Properties();
@@ -82,6 +84,7 @@ public static void setup(String... args) throws IOException {
 
 		CommonConstants.PLAYALL_MUSIC = manager::isMusicPlayAll;
 		CommonConstants.MUSIC_VOLUME = manager::getMusicVolume;
+		CommonConstants.AI_MORE_TOWERS = manager::getAiTowerFocus;
 	}
 
 	public static SettingsManager getInstance() {
@@ -224,9 +227,19 @@ public Optional<ECivilisation> getCivilisation() {
 				.map(s -> ECivilisation.valueOf(s.toUpperCase()));
 	}
 
+	public boolean getAiTowerFocus() {
+		return Optional.ofNullable(get(SETTING_AI_TOWER_FOCUS))
+				.map(Boolean::parseBoolean)
+				.orElse(false);
+	}
+
 	public EBackendType getBackend() {
 		return BackendSelector.getBackendByName(getOrDefault(SETTING_BACKEND, () -> EBackendType.DEFAULT.cc_name));
   }
+
+  public void setAiNoPioneers(boolean aiNoPioneers) {
+		set(SETTING_AI_TOWER_FOCUS, Boolean.toString(aiNoPioneers));
+  }
 	public void setVolume(float volume) {
 		set(SETTING_VOLUME, Float.toString(volume));
 	}