Update README

Author: seanlim

README.md

@@ -1,3 +1,5 @@
+![](/assets/game.gif)
+
 Spacewar is a 2D C++ game built on the [ponyo](https://github.com/sean1188/ponyo) game engine.
 
 # Requirements

assets/game.gif

@@ -13,12 +13,8 @@ struct CEnemy : public Component<CEnemy> {
   // Every point in a path is stored in the nodes vector as a Vec2(x,y)
   Array<Vec2> nodesVector = {};
 
-  void addNode(Vec2 node) {
-	nodesVector.push_back(node);
-  }
-  Array<Vec2> getNodes() {
-	  return nodesVector;
-  }
+  void addNode(Vec2 node) { nodesVector.push_back(node); }
+  Array<Vec2> getNodes() { return nodesVector; }
   int currentNode = 0;
   int pathDir = -1;
 };
@@ -43,13 +39,13 @@ class SEnemy : public System
     CCollidable* enemyCollider = (CCollidable*)components[3];
     CBulletEmitter* enemyBulletEmitter = (CBulletEmitter*)components[4];
 
-	enemy->enemyPosition = Vec2(enemySprite->getX(), enemySprite->getY());
+    enemy->enemyPosition = Vec2(enemySprite->getX(), enemySprite->getY());
 
     if (enemy->enabled == true) {
       updateEnemyMotion(delta, enemyMotion, enemy);
-       //if (enemyCollider->colliding) {
-       //  enemy->enabled = false;
-       //}
+      // if (enemyCollider->colliding) {
+      //  enemy->enabled = false;
+      //}
       if (enemyBulletEmitter->collidingWithBullet == true) {
         enemy->enabled = false;
       }
@@ -62,38 +58,43 @@ class SEnemy : public System
 
   void updateEnemyMotion(float delta, CMotion* enemyMotion, CEnemy* enemy)
   {
-	  Vec2 pathVector = pathFollowing(enemy);
-	  enemyMotion->velocity = (pathVector - enemy->enemyPosition) * delta * 250;
+    Vec2 pathVector = pathFollowing(enemy);
+    enemyMotion->velocity = (pathVector - enemy->enemyPosition) * delta * 250;
   }
 
-  virtual Vec2 pathFollowing(CEnemy* newEnemy) {
-	Vec2 target = Vec2();
-
-	// check if there is an path already
-	bool isEmpty = newEnemy->nodesVector.empty();
-
-	if (!isEmpty) {
-		Array<Vec2> nodesVector = newEnemy->getNodes();	// if there is a path, store these nodes in a vector: nodes
-		target = nodesVector[newEnemy->currentNode];	// get the current target nodes[0]
-
-		// check distance between enemy position vector and target position vector
-		if (distance(newEnemy->enemyPosition, target) <= 100) {
-			/*newEnemy->currentNode += 1;*/
-			newEnemy->currentNode += newEnemy->pathDir;
-
-			if (newEnemy->currentNode >= nodesVector.size() || newEnemy->currentNode < 0) {
-				newEnemy->pathDir *= -1;
-				newEnemy->currentNode += newEnemy->pathDir;
-				//newEnemy->currentNode = nodesVector.size() - 1;
-			}
-		}
-	}
+  virtual Vec2 pathFollowing(CEnemy* newEnemy)
+  {
+    Vec2 target = Vec2();
+
+    // check if there is an path already
+    bool isEmpty = newEnemy->nodesVector.empty();
+
+    if (!isEmpty) {
+      Array<Vec2> nodesVector =
+          newEnemy->getNodes(); // if there is a path, store these nodes in a
+                                // vector: nodes
+      target =
+          nodesVector[newEnemy->currentNode]; // get the current target nodes[0]
+
+      // check distance between enemy position vector and target position vector
+      if (distance(newEnemy->enemyPosition, target) <= 100) {
+        /*newEnemy->currentNode += 1;*/
+        newEnemy->currentNode += newEnemy->pathDir;
+
+        if (newEnemy->currentNode >= nodesVector.size() ||
+            newEnemy->currentNode < 0) {
+          newEnemy->pathDir *= -1;
+          newEnemy->currentNode += newEnemy->pathDir;
+        }
+      }
+    }
 
-	return !isEmpty ? target : Vec2(0,0);
+    return !isEmpty ? target : Vec2(0, 0);
   }
 
   // check distance between two vectors
-  inline int distance(Vec2 a, Vec2 b) {
-	return sqrt((a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y));
+  inline int distance(Vec2 a, Vec2 b)
+  {
+    return sqrt((a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y));
   }
 };