PhysicsCallback.hpp

#pragma once
#include "WeakRef.hpp"
#include "DataStructures.hpp"
#include "ComponentHandle.hpp"
#include "Types.hpp"
#include "Function.hpp"
 
namespace RavEngine {
    class PhysicsBodyComponent;
    struct ContactPairPoint;
 
    struct PhysicsCallback{
        Function<void(PhysicsBodyComponent& other, const ContactPairPoint* contactPoints, size_t numContactPoints)> OnColliderEnter;
 
        Function<void(PhysicsBodyComponent& other, const ContactPairPoint* contactPoints, size_t numContactPoints)> OnColliderExit;
 
        Function<void(PhysicsBodyComponent& other, const ContactPairPoint* contactPoints, size_t numContactPoints)> OnColliderPersist;
        
        Function<void(PhysicsBodyComponent&)>OnTriggerEnter;
        
        Function<void(PhysicsBodyComponent&)>OnTriggerExit;
 
        void OnRegisterBody(PolymorphicComponentHandle<RavEngine::PhysicsBodyComponent> sender){
            senders.insert(sender);
        }
        void OnUnregisterBody(PolymorphicComponentHandle<RavEngine::PhysicsBodyComponent> sender){
            senders.erase(sender);
        }
        
        // invoked automatically on component destruction
        ~PhysicsCallback();
 
    private:
        UnorderedSet<PolymorphicComponentHandle<PhysicsBodyComponent>> senders;
        entity_t owner;
    };
}
 
namespace RavEngine {
    // manual specializations for this non-autogeneratable type
    template<>
    inline std::string_view type_name<PhysicsCallback>() {
        return "PhysicsCallback";
    }
}