ragdoll_system.h

#pragma once
 
#include <cstdint>
#include <vector>
 
#include "core/system.h"
#include "debug/fault_latch.h"
#include "ecs/entity.h"
#include "ecs/scene_observer.h"
 
namespace Vkm::Engine {
 
class Scene;

EntityId ragdollOwnerOf(const Scene& scene, EntityId body, int32_t* outBone = nullptr);

class RagdollSystem : public System, public ISceneObserver {
    public:
        RagdollSystem() = default;
        ~RagdollSystem() override = default;
 
        RagdollSystem(const RagdollSystem& other) = delete;
        RagdollSystem& operator=(const RagdollSystem& other) = delete;
 
        RagdollSystem(RagdollSystem && other) = delete;
        RagdollSystem& operator=(RagdollSystem && other) = delete;
 
    public:
        void init(FrameContext& ctx) override;
        void fixedUpdate(FrameContext& ctx) override;

        void shutdown() override;

        void onEntityDestroyed(EntityId id) override;
 
    private:
        Scene*     m_scene = nullptr;  
        FaultLatch m_scaled;           
};

bool isPosedByAnimation(const Scene& scene, EntityId entity);

void markPosedByAnimation(const Scene& scene, std::vector<bool>& bySlot);
 
} // namespace Vkm::Engine