particle_emitter_system.hpp

// SPDX-License-Identifier: MIT
// Author:  Giovanni Santini
// Mail:    giovanni.santini@proton.me
// Github:  @San7o
 
#pragma once
 
#ifndef BRENTA_NO_ECS
 
#include <brenta/ecs/ecs.hpp>
#include <brenta/ecs/components/particle_emitter_ecs_component.hpp>
 
#include <vector>
 
namespace brenta
{
 
class ParticleEmitterSystem : public viotecs::System<ParticleEmitterEcsComponent>
{
public:
  
  void run(std::vector<viotecs::EntityId> entities) const override
  {
    for (auto& entity : entities)
    {
      auto e = viotecs::Entity(entity);
      auto emitter = e.get_component<ParticleEmitterEcsComponent>();
      emitter->emitter->update(Window::get_time().delta);
 
      if (const auto& f = emitter->fb.lock())
        emitter->emitter->render(f->width, f->height);
    }
  }
};
 
} // namespace brenta
 
#endif // BRENTA_NO_ECS