shield

Game.cpp

@@ -48,6 +48,10 @@ static Vector2 projectilePosition;
 static Vector2 projectileVelocity;
 static Vector2 projectileSize{20.0f, 20.0f};
 
+static float lastAngle;
+static float angle;
+static float angleVelocity = 5.0f;
+
 static void addForce(const Vector2& force) {
     acceleration += force / mass;
 }
@@ -255,26 +259,7 @@ static void applyFriction() {
     }
 }
 
-void Game::tick() {
-    windowSize = Vector2(static_cast<float>(Engine::getSize().width),
-                         static_cast<float>(Engine::getSize().height));
-    lastPosition = position;
-    acceleration = Vector2();
-
-    applyGravity();
-    addMovement();
-    handleJump();
-    applyFriction();
-    applyDrag();
-
-    if(steepness != 100.0f) {
-        if(steepness < -1.0f) {
-            acceleration[0] += 0.1f;
-        } else if(steepness > 1.0f) {
-            acceleration[0] -= 0.1f;
-        }
-    }
-
+static void addLines() {
     lines.clear();
     lines.add({{0.0f, 0.0f}, windowSize * Vector2(1.0f, 0.0f)});
     lines.add({{0.0f, 0.0f}, windowSize * Vector2(0.0f, 1.0f)});
@@ -322,6 +307,29 @@ void Game::tick() {
                0.8f});
 
     lines.add({{600.0f, 380.0f}, {1000.0f, 580.0f}});
+}
+
+void Game::tick() {
+    windowSize = Vector2(static_cast<float>(Engine::getSize().width),
+                         static_cast<float>(Engine::getSize().height));
+    lastPosition = position;
+    acceleration = Vector2();
+
+    applyGravity();
+    addMovement();
+    handleJump();
+    applyFriction();
+    applyDrag();
+
+    if(steepness != 100.0f) {
+        if(steepness < -1.0f) {
+            acceleration[0] += 0.1f;
+        } else if(steepness > 1.0f) {
+            acceleration[0] -= 0.1f;
+        }
+    }
+
+    addLines();
 
     velocity += acceleration;
 
@@ -371,6 +379,9 @@ void Game::tick() {
     projectileVelocity -= Vector2(0.0f, GRAVITY);
     projectilePosition += projectileVelocity;
     relaunchProjectile();
+
+    lastAngle = angle;
+    angle += angleVelocity;
 }
 
 void Game::render(float lag, Renderer& r) {
@@ -380,11 +391,13 @@ void Game::render(float lag, Renderer& r) {
         .update();
     r.drawRectangle(waterPosition, waterSize, Color4(0x00, 0x00, 0xFF, 0xFF));
 
+    Vector2 pos = Utils::interpolate(lastPosition, position, lag);
+
     r.push();
     r.translateTo(0.0f, 0.0f)
         .translate(-size * 0.5f)
         .rotate(atanf(steepness) * 180.0f / M_PI)
-        .translate(Utils::interpolate(lastPosition, position, lag))
+        .translate(pos)
         .translate(size * 0.5f)
         .scale(1.0f, -1.0f)
         .translateY(Engine::getSize().height)
@@ -393,6 +406,21 @@ void Game::render(float lag, Renderer& r) {
     r.pop();
     r.update();
 
+    for(int i = 0; i < 360; i += 120) {
+        r.push();
+        r.translateTo(0.0f, 0.0f)
+            .translate(size * 0.75f)
+            .rotate(angle + i)
+            .translate(pos + size * 0.5f)
+            .scale(1.0f, -1.0f)
+            .translateY(Engine::getSize().height)
+            .update();
+        r.drawRectangle(Vector2(), size * 0.25f,
+                        Color4(0xFF, 0x00, 0xFF, 0xFF));
+        r.pop();
+        r.update();
+    }
+
     r.drawRectangle(
         Utils::interpolate(projectileLastPosition, projectilePosition, lag),
         projectileSize, Color4(0xFF, 0xFF, 0x00, 0xFF));