Projectile spawning working

core/src/com/trs/game/model/Model.java

@@ -16,9 +16,13 @@ public class Model {
     private boolean drawing = false;
     private int currentLength;
 
+    private int difficulty;
+
     private int leftWallLength = 2500;
 
     public Model(){
+        difficulty = 0;
+
         monster = new Monster(250,150);
         walls = new ArrayList<>();
         walls.add(new PermWall(60, StaticMath.createPolygon(250,250, 60,25, 100)));
@@ -30,13 +34,24 @@ public class Model {
     public void timerStep(){
         monster.move(walls, projectiles);
 
-        for(Projectile projectile : projectiles){
+        for(int i = projectiles.size() - 1; i >= 0; i--){
+            Projectile projectile = projectiles.get(i);
+
             projectile.move(walls);
+            if(projectile.getxPos() < -110 || projectile.getxPos() > 1710 || projectile.getyPos() < -110 || projectile.getyPos() > 1010){
+                projectiles.remove(i);
+            }
         }
 
         if(monster.getIsDead()){
             // TODO: Tod implementieren
         }
+
+        // Generation of new projectiles
+        int value = (int) (Math.random() * 5) + difficulty;
+        if(value > 0){
+            projectiles.add(spawnProjectile());
+        }
     }
 
     public void startWall(int x, int y){
@@ -86,6 +101,35 @@ public class Model {
         currentLength = 0;
     }
 
+    private Projectile spawnProjectile(){
+        int xPos;
+        int yPos;
+
+        int direction = (int) (Math.random() * 4);
+
+        // up
+        if(direction == 0){
+            xPos = (int) (Math.random() * 1600);
+            yPos = 1000;
+        }
+        // right
+        else if(direction == 1){
+            xPos = 1700;
+            yPos = (int) (Math.random() * 900);
+        }
+        // down
+        else if(direction == 2){
+            xPos = (int) (Math.random() * 1600);
+            yPos = -100;
+        }
+        // left
+        else{
+            xPos = -100;
+            yPos = (int) (Math.random() * 900);
+        }
+
+        return new Projectile(xPos, yPos, monster.getxPos(), monster.getyPos());
+    }
 
     public ArrayList<Wall> getWalls(){
         return walls;

core/src/com/trs/game/model/Monster.java

@@ -78,7 +78,6 @@ public class Monster {
 
         this.xPos += this.movementX;
         this.yPos += this.movementY;
-        System.out.println(hp);
 
         // Collisions
         float[] verticesMonster = new float[8];
@@ -154,4 +153,20 @@ public class Monster {
     public boolean getIsDead(){
         return this.isDead;
     }
+
+    public int getxPos() {
+        return xPos;
+    }
+
+    public void setxPos(int xPos) {
+        this.xPos = xPos;
+    }
+
+    public int getyPos() {
+        return yPos;
+    }
+
+    public void setyPos(int yPos) {
+        this.yPos = yPos;
+    }
 }