refactor entity behavior and enhance monster chasing logic

src/de/miaurizius/jgame2d/core/handlers/AssetSetter.java

@@ -88,15 +88,18 @@ public class AssetSetter {
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,32,12);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,33,12);i++;
 
-        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,29,21);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,30,21);i++;
 
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,25,27);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,26,27);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,27,27);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,27,28);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,27,29);i++;
-        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,28,29);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,27,30);i++;
-        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,29,29);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,27,31);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,28,31);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,29,31);i++;
+        panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,30,31);i++;
 
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,18,40);i++;
         panel.iTile[Map.OVERWORLD.getIndex()][i] = new DryTreeTI(panel,17,40);i++;

src/de/miaurizius/jgame2d/entity/Entity.java

@@ -14,6 +14,7 @@ import java.awt.image.BufferedImage;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.util.ArrayList;
+import java.util.Random;
 import java.util.logging.Level;
 
 public class Entity {
@@ -47,6 +48,7 @@ public class Entity {
     public int spriteCount;
     public int actionLock;
     public int invincibleCount;
+    public int shotAvailableCount;
     int dyingCount;
     int hpBarCount;
     int knockbackCount;
@@ -339,6 +341,21 @@ public class Entity {
     public int getRow() {
         return (worldY + solidArea.y) / panel.tileSize;
     }
+    public int dX(Entity target) {
+        return Math.abs(worldX - target.worldX);
+    }
+    public int dY(Entity target) {
+        return Math.abs(worldY - target.worldX);
+    }
+    public int dTile(Entity target) {
+        return (dX(target) + dY(target)) / panel.tileSize;
+    }
+    public int getGoalCol(Entity target) {
+        return (target.worldX+target.solidArea.x)/panel.tileSize;
+    }
+    public int getGoalRow(Entity target) {
+        return (target.worldY+target.solidArea.y)/panel.tileSize;
+    }
 
     // SETTING THINGS UP
     BufferedImage parseSprite() {
@@ -417,7 +434,10 @@ public class Entity {
             }
         } else onPath = false;
     }
-    public void followPlayer(int goalCol, int goalRow) {
+    public void followPlayer() {
+        int goalCol = panel.player.getCol();
+        int goalRow = panel.player.getRow();
+
         int startCol = (worldX + solidArea.x) / panel.tileSize;
         int startRow = (worldY + solidArea.y) / panel.tileSize;
 
@@ -458,5 +478,37 @@ public class Entity {
             }
         }
     }
+    public void checkStopChasing(Entity target, int distance, int rate) {
+        if(dTile(target) > distance) if(new Random().nextInt(rate) == 0) onPath = false;
+    }
+    public void checkStartChasing(Entity target, int distance, int rate) {
+        if(dTile(target) < distance) if(new Random().nextInt(rate) == 0) onPath = true;
+    }
+    public void checkShooting(int rate, int shotInterval) {
+        if(new Random().nextInt(rate) == 0 && projectile.alive == false && shotAvailableCount == shotInterval) {
+            projectile.set(worldX, worldY, direction, true, this);
+
+            // CHECK VACANCY
+            for(int ii = 0; ii < panel.projectileList.size(); ii++) {
+                if(panel.projectileList.get(ii) == null) {
+                    panel.projectileList.set(ii, projectile);
+                    break;
+                }
+            }
+            shotAvailableCount = 0;
+        }
+    }
+    public void setRandomDirection() {
+        actionLock++;
+        if(actionLock == 120) { //lock action for x frames
+            Random rand = new Random();
+            int i = rand.nextInt(100)+1; //Generate number between 1 and 100
+            if(i <= 25) direction = Direction.UP;
+            if(i > 25 && i <= 50) direction = Direction.DOWN;
+            if(i > 50 && i <= 75) direction = Direction.LEFT;
+            if(i > 75) direction = Direction.RIGHT;
+            actionLock = 0;
+        }
+    }
 
 }

src/de/miaurizius/jgame2d/entity/monster/GreenSlimeMON.java

@@ -1,7 +1,6 @@
 package de.miaurizius.jgame2d.entity.monster;
 
 import de.miaurizius.jgame2d.core.GamePanel;
-import de.miaurizius.jgame2d.core.enums.Direction;
 import de.miaurizius.jgame2d.core.enums.EntityType;
 import de.miaurizius.jgame2d.entity.Entity;
 import de.miaurizius.jgame2d.entity.item.CoinObj;
@@ -36,41 +35,16 @@ public class GreenSlimeMON extends Entity {
         getImage();
     }
 
-    @Override
-    public void update() {
-        super.update();
-        int dx = Math.abs(worldX - panel.player.worldX);
-        int dy = Math.abs(worldY - panel.player.worldY);
-        int dTile = (dx+dy)/panel.tileSize;
-        if(!onPath && dTile < 5) if(new Random().nextInt(100)+1 > 50) onPath = true;
-        if(onPath && dTile > 20) onPath = false;
-    }
-
     // INTERACTION
     public void setAction() {
-
+        if(!onPath) checkStartChasing(panel.player, 5 ,100);
+        checkStopChasing(panel.player, 10, 100);
         if(onPath) {
-            searchPath((panel.player.worldX+panel.player.solidArea.x)/panel.tileSize, (panel.player.worldY+panel.player.solidArea.y)/panel.tileSize);
+            followPlayer();
             return;
         }
-
+        setRandomDirection();
-        actionLock++;
+        checkShooting(200, 30);
-
-        if(actionLock == 120) { //lock action for x frames
-            Random rand = new Random();
-            int i = rand.nextInt(100)+1; //Generate number between 1 and 100
-            if(i <= 25) direction = Direction.UP;
-            if(i > 25 && i <= 50) direction = Direction.DOWN;
-            if(i > 50 && i <= 75) direction = Direction.LEFT;
-            if(i > 75) direction = Direction.RIGHT;
-            actionLock = 0;
-        }
-
-//        int i = new Random().nextInt(100)+1;
-//        if(i > 99 && !projectile.alive) {
-//            projectile.set(worldX, worldY, direction, true, this);
-//            panel.projectileList.add(projectile);
-//        }
     }
     public void damageReaction() {
         actionLock = 0;

src/de/miaurizius/jgame2d/tile/MiniMap.java

@@ -41,6 +41,7 @@ public class MiniMap extends TileManager {
                 col = 0;
                 row++;
             }
+            g2.dispose();
         }
     }