physics_engine.hpp

#pragma once
#include <core/core.hpp>
#include <drivers/jolt-cpp/jolt_components.hpp>
#include <physics/physics_context.hpp>
#include <core/event/event_bus.hpp>
 
namespace atlas::physics {
 
    class physics_engine {
    public:
        // Required by maps but should not be used in anyother circumstance.
        physics_engine() = default;
        physics_engine(const jolt_settings& p_settings,
                       flecs::world& p_registry,
                       event::event_bus& p_bus);
 
        void start();
 
        void update(float p_delta_time);
 
        void stop();
 
    private:
        flecs::world* m_registry;
        ref<physics_context> m_physics_context;
        flecs::query<physics_body> m_physics_bodies;
        flecs::query<transform, physics_body, box_collider>
          m_query_box_collider;
        flecs::query<transform, physics_body, sphere_collider>
          m_query_sphere_collider;
        flecs::query<transform, physics_body, capsule_collider>
          m_query_capsule_collider;
        event::event_bus* m_bus;
    };
};