43 lines
1.0 KiB
C++
43 lines
1.0 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Core/ECS.hpp>
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#include <stdexcept>
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#include <Nazara/Core/Debug.hpp>
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namespace Nz
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{
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namespace Detail
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{
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template<typename T>
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struct RegisterComponent
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{
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void operator()(entt::id_type& expectedId)
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{
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if (entt::type_seq<T>() != expectedId++)
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throw std::runtime_error(std::string(entt::type_name<T>::value()) + " has wrong index, please initialize Nazara ECS before instancing your own components");
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}
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};
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}
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/*!
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* \ingroup core
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* \class Nz::ECS
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* \brief Core class that represents the ECS module
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*/
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inline ECS::ECS(Config /*config*/) :
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ModuleBase("ECS", this)
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{
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RegisterComponents();
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}
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inline void ECS::RegisterComponents()
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{
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entt::id_type expectedId = 0;
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TypeListApply<TypeList<NodeComponent, CameraComponent, GraphicsComponent, RigidBody3DComponent>, Detail::RegisterComponent>(expectedId);
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}
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}
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#include <Nazara/Core/DebugOff.hpp>
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