refactor: simplify rigid body

src/apps/day3/src/components/RigidBodyComponent.h

@@ -10,8 +10,7 @@ struct RigidBodyComponent {
   SDL_Color color;
 
   RigidBodyComponent(
-      int width = 0, int height = 0, Vec2 position = Vec2(0.0, 0.0),
-      Vec2 velocity = Vec2(0.0, 0.0), bool filled = true, SDL_Color color = {255, 255, 255, 255}
+      int width = 0, int height = 0, Vec2 position = Vec2(0.0, 0.0), bool filled = true, SDL_Color color = {255, 255, 255, 255}
   )
-      : width(width), height(height), velocity(velocity), position(position), filled(filled), color(color) {}
+      : width(width), height(height), position(position), filled(filled), color(color) {}
 };

src/apps/day3/src/strategies/ECSStrategy.h

@@ -77,7 +77,6 @@ class MinimalLoopStrategy : public Core::IStrategy {
           scaledWidth,
           scaledHeight,
           Vec2(scaledX, scaledY),
-          Vec2(0, 0),
           true
       );
 
@@ -110,7 +109,6 @@ class MinimalLoopStrategy : public Core::IStrategy {
           scaledSize,
           scaledSize,
           Vec2(scaledX, scaledY),
-          Vec2(0, 0),
           true
       );
 

src/apps/day3/src/systems/KeyboardControlSystem.h

@@ -3,43 +3,26 @@
 #include "ecs/System.h"
 #include "events/Bus.h"
 
-#include "../events/CollisionEvent.h"
-#include "../components/RigidBodyComponent.h"
 #include "../components/KeyboardControlledComponent.h"
+#include "../components/RigidBodyComponent.h"
+#include "../events/CollisionEvent.h"
 #include "../events/KeyPressedEvent.h"
 
 class KeyboardControlSystem : public ECS::System {
  public:
-  KeyboardControlSystem() {
-    RequireComponent<KeyboardControlledComponent>();
-  }
+  KeyboardControlSystem() { RequireComponent<KeyboardControlledComponent>(); }
 
   void SubscribeToEvents() {
-    Events::Bus::Instance().SubscribeToEvent<KeyPressedEvent>(this, &KeyboardControlSystem::OnKeyPressed);
+    Events::Bus::Instance().SubscribeToEvent<KeyPressedEvent>(
+        this,
+        &KeyboardControlSystem::OnKeyPressed
+    );
   }
 
   void OnKeyPressed(KeyPressedEvent& event) {
-    for (auto entity: GetSystemEntities()) {
-      const auto keyboardControl = ECS::Registry::Instance().GetComponent<KeyboardControlledComponent>(entity);
-      auto& rigidBody = ECS::Registry::Instance().GetComponent<RigidBodyComponent>(entity);
-
-      switch (event.symbol) {
-        case SDLK_UP:
-          rigidBody.velocity = keyboardControl.upVelocity;
-          break;
-        case SDLK_RIGHT:
-          rigidBody.velocity = keyboardControl.rightVelocity;
-          break;
-        case SDLK_DOWN:
-          rigidBody.velocity = keyboardControl.downVelocity;
-          break;
-        case SDLK_LEFT:
-          rigidBody.velocity = keyboardControl.leftVelocity;
-          break;
-      }
+    for (auto entity : GetSystemEntities()) {
     }
   }
 
-  void Update() {
-  }
+  void Update() {}
 };