90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
|
|
// This file is part of the "Nazara Development Kit"
|
|
// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
|
|
|
|
#pragma once
|
|
|
|
#ifndef NDK_BASESYSTEM_HPP
|
|
#define NDK_BASESYSTEM_HPP
|
|
|
|
#include <Nazara/Core/Bitset.hpp>
|
|
#include <NDK/EntityHandle.hpp>
|
|
#include <vector>
|
|
|
|
namespace Ndk
|
|
{
|
|
class World;
|
|
|
|
class NDK_API BaseSystem
|
|
{
|
|
friend class Sdk;
|
|
friend Entity;
|
|
friend World;
|
|
|
|
public:
|
|
BaseSystem(SystemIndex systemId);
|
|
BaseSystem(const BaseSystem&);
|
|
BaseSystem(BaseSystem&&) noexcept = default;
|
|
~BaseSystem();
|
|
|
|
virtual BaseSystem* Clone() const = 0;
|
|
|
|
bool Filters(const Entity* entity) const;
|
|
|
|
const std::vector<EntityHandle>& GetEntities() const;
|
|
SystemIndex GetIndex() const;
|
|
World& GetWorld() const;
|
|
|
|
bool HasEntity(const Entity* entity) const;
|
|
|
|
BaseSystem& operator=(const BaseSystem&) = delete;
|
|
BaseSystem& operator=(BaseSystem&&) noexcept = default;
|
|
|
|
protected:
|
|
template<typename ComponentType> void Excludes();
|
|
template<typename ComponentType1, typename ComponentType2, typename... Rest> void Excludes();
|
|
void ExcludesComponent(ComponentIndex index);
|
|
|
|
static SystemIndex GetNextIndex();
|
|
|
|
template<typename ComponentType> void Requires();
|
|
template<typename ComponentType1, typename ComponentType2, typename... Rest> void Requires();
|
|
void RequiresComponent(ComponentIndex index);
|
|
|
|
template<typename ComponentType> void RequiresAny();
|
|
template<typename ComponentType1, typename ComponentType2, typename... Rest> void RequiresAny();
|
|
void RequiresAnyComponent(ComponentIndex index);
|
|
|
|
private:
|
|
void AddEntity(Entity* entity);
|
|
|
|
virtual void OnEntityAdded(Entity* entity);
|
|
virtual void OnEntityRemoved(Entity* entity);
|
|
virtual void OnEntityValidation(Entity* entity, bool justAdded);
|
|
|
|
void RemoveEntity(Entity* entity);
|
|
|
|
void SetWorld(World& world);
|
|
|
|
void ValidateEntity(Entity* entity, bool justAdded);
|
|
|
|
static bool Initialize();
|
|
static void Uninitialize();
|
|
|
|
std::vector<EntityHandle> m_entities;
|
|
NzBitset<nzUInt64> m_entityBits;
|
|
NzBitset<> m_excludedComponents;
|
|
mutable NzBitset<> m_filterResult;
|
|
NzBitset<> m_requiredAnyComponents;
|
|
NzBitset<> m_requiredComponents;
|
|
SystemIndex m_systemIndex;
|
|
World* m_world;
|
|
|
|
static SystemIndex s_nextIndex;
|
|
};
|
|
}
|
|
|
|
#include <NDK/BaseSystem.inl>
|
|
|
|
#endif // NDK_BASESYSTEM_HPP
|