Bunch of changes + fixes

engine/src/scene/scene.cpp

@@ -16,6 +16,24 @@ Entity Scene::createEntity(const std::string& name) {
   return entity;
 }
 
+Entity Scene::createCamera(const std::string& name) {
+  Entity camera = createEntity(name);
+  camera.addComponent<CameraComponent>();
+  if (this->activeCamera == entt::null) {
+    this->activeCamera = camera;
+  }
+  return camera;
+}
+
+Entity Scene::getActiveCamera() {
+  if (this->activeCamera == entt::null) {
+    return {};
+  }
+  return {this->activeCamera, this};
+}
+
+void Scene::setActiveCamera(Entity camera) { this->activeCamera = camera; }
+
 void Scene::destroyEntity(Entity entity) {
   if (this->activeCamera == entity) {
     this->activeCamera = entt::null;