Entity.h

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#pragma once
#include "Prerequisites.h"
#include "Component.h"
 
class DeviceContext;
 
class 
Entity {
public:
  Entity() = default;
  
  virtual
  ~Entity() = default;
 
  virtual void
  awake() = 0;
 
  virtual void
  init() = 0;
 
  virtual void 
  update(float deltaTime, DeviceContext& deviceContext) = 0;
 
  virtual void 
  render(DeviceContext& deviceContext) = 0;
 
  virtual void
  destroy() = 0;
 
  template <typename T> void 
  addComponent(EU::TSharedPointer<T> component) {
    static_assert(std::is_base_of<Component, T>::value, "T must be derived from Component");
    m_components.push_back(component.template dynamic_pointer_cast<Component>());
  }
 
  template<typename T>
  EU::TSharedPointer<T>
  getComponent() {
    for (auto& component : m_components) {
      EU::TSharedPointer<T> specificComponent = component.template dynamic_pointer_cast<T>();
      if (specificComponent) {
        return specificComponent;
      }
    }
    return EU::TSharedPointer<T>();
  }
private:
protected:
  bool m_isActive;
  int m_id;
  std::vector<EU::TSharedPointer<Component>> m_components;
};