deltas

Author: CurtisSlone

src/main/java/com/game/engine/Manager.java

@@ -25,18 +25,15 @@ public static Manager getInstance() {
     public void init(){
         Manager._collisionSystem = CollisionSystem.getInstance();
     }
-
-   
-
-    // Move To renderer system
     public void updateCurrentEntities( Batch batch, float delta){
+        _collisionSystem.checkCollisions();
         _player.update(batch, delta);
         _rocks.forEach(ent -> ent.update(batch, delta));
     }
 
-    public void printEntityIds(){
-        _rocks.forEach(ent -> System.out.println(ent.getEntityId()));
-        System.out.println(_player.getEntityId());
+    public void registerComponents(){
+        _collisionSystem.registerComponent(_player.getPhysicsComponent());
+        _rocks.forEach(ent -> _collisionSystem.registerComponent(ent.getPhysicsComponent()));
     }
 
     /*

src/main/java/com/game/engine/components/GraphicsComponent.java

@@ -20,5 +20,6 @@ public void initDimensions(){
     public void rotateBy(float d){
         this._sprite.rotate(d);
     }
+
 }
 

src/main/java/com/game/engine/components/MovementComponent.java

@@ -16,10 +16,6 @@ public <T extends MovementComponent> void shareCurrentPosition(T mc){
         mc.setCurrentPosition(_currentPosition);
     }
 
-    public <T extends MovementComponent> void shareRotation(T mc){
-        mc.setCurrentPosition(_currentPosition);
-    }
-
 
     /*
      * SETTERS

src/main/java/com/game/engine/components/PhysicsComponent.java

@@ -2,7 +2,6 @@
 
 import com.badlogic.gdx.math.MathUtils;
 import com.badlogic.gdx.math.Polygon;
-import com.badlogic.gdx.math.Rectangle;
 import com.badlogic.gdx.math.Vector2;
 import com.game.engine.entities.Entity;
 
@@ -122,5 +121,7 @@ public void setBoundaryPolygon(int sides){
             vertices[2*i+1] = h/2 * MathUtils.sin(angle) + h/2;
         }
         _boundaryPolygon = new Polygon(vertices);
+        _boundaryPolygon.setOrigin(0, 0);
     }
+
 }

src/main/java/com/game/engine/components/player/PlayerGraphicsComponent.java

@@ -15,6 +15,7 @@ public class PlayerGraphicsComponent extends GraphicsComponent {
     public PlayerGraphicsComponent(){
         this._texture = new Texture(Gdx.files.internal("assets/spaceship.png"));
         this._sprite = new Sprite(this._texture);
+        this._sprite.setOrigin(0, 0);
         this._dimensions = new Vector2(this._sprite.getWidth(), this._sprite.getHeight());
     }
 

src/main/java/com/game/engine/components/player/PlayerPhysicsComponent.java

@@ -17,12 +17,15 @@ public PlayerPhysicsComponent(){
     public void dispose() {
 
     }
-
+ 
     @Override
     public void update(Entity entity, float delta) {
         applyPhysics(delta);
         wrapAroundWorld();
         shareCurrentPosition(entity.getGraphicsComponent());
+        _boundaryPolygon.setPosition(_currentPosition.x, _currentPosition.y );
+
+
     }
 
 }

src/main/java/com/game/engine/components/rock/RockGraphicsComponent.java

@@ -15,6 +15,7 @@ public class RockGraphicsComponent extends GraphicsComponent {
     public RockGraphicsComponent(){
         this._texture = new Texture(Gdx.files.internal("assets/rock.png"));
         this._sprite = new Sprite(this._texture);
+        this._sprite.setOrigin(0, 0);
     }
 
     @Override
@@ -25,7 +26,10 @@ public void dispose() {
 
     @Override
     public void update( Entity entity, Batch batch, float delta) {
-        // TODO Auto-generated method stub
+        // System.out.println(String.format("""
+        //         Entity ID: %s,
+        //         GraphicsPosition: (%.2f, %.2f)
+        //         """, entity.getEntityId(), _currentPosition.x, _currentPosition.y));
         _sprite.setPosition(this._currentPosition.x, this._currentPosition.y);
         _sprite.draw(batch);
     }

src/main/java/com/game/engine/components/rock/RockPhysicsComponent.java

@@ -26,8 +26,9 @@ public void update(Entity entity, float delta) {
         applyPhysics(delta);
         wrapAroundWorld();
         shareCurrentPosition(entity.getGraphicsComponent());
-
-    }
+        _boundaryPolygon.setPosition(_currentPosition.x, _currentPosition.y );
+        
+     }
 
 }
 

src/main/java/com/game/engine/systems/CollisionSystem.java

@@ -1,27 +1,44 @@
 package com.game.engine.systems;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import com.game.engine.components.Component;
+import com.game.engine.components.player.PlayerPhysicsComponent;
+import com.game.engine.components.rock.RockPhysicsComponent;
 
-public class CollisionSystem implements System{
+public class CollisionSystem implements GameSystem{
 
     public static CollisionSystem collisionSystem;
 
+    private static List<RockPhysicsComponent> _components = new ArrayList<>();
+    private static PlayerPhysicsComponent _player;
     public static CollisionSystem getInstance(){
         return new CollisionSystem();
     }
     @Override
     public void registerComponent(Component component) {
-        // TODO Auto-generated method stub
+        if(component instanceof PlayerPhysicsComponent)
+            _player = (PlayerPhysicsComponent)component;
+        else
+            _components.add((RockPhysicsComponent)component);
     }
 
     @Override
     public void removeComponent(Component component) {
-        // TODO Auto-generated method stub
+        if(component instanceof PlayerPhysicsComponent)
+            _player = null;
+        else
+            _components.remove(component);
     }
 
-    @Override
-    public void notifyComponents(String message) {
-        // TODO Auto-generated method stub
+    public void checkCollisions(){
+        for(RockPhysicsComponent rock : _components){
+            if(_player._boundaryPolygon.getBoundingRectangle().overlaps(rock._boundaryPolygon.getBoundingRectangle())){
+                _player.setMotionAngle(rock.getMotionAngle());
+            }
+                
+        }
     }
 
 }

src/main/java/com/game/engine/systems/System.java src/main/java/com/game/engine/systems/GameSystem.java

@@ -4,8 +4,7 @@
 
 import com.game.engine.components.Component;
 
-public interface System {
+public interface GameSystem {
     void registerComponent(Component component);
     void removeComponent(Component component);
-    void notifyComponents(String message);
 }

src/main/java/com/game/screens/MainGameScreen.java

@@ -47,6 +47,7 @@ public void show() {
         _manager.setEntityBounds();
         _manager.setPlayerPosition(new Vector2(400,300));
         _manager.setRocksPositions();
+        _manager.registerComponents();
         _batch = new SpriteBatch();
         _space = new Texture(Gdx.files.internal("assets/space.png"));