48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#pragma once
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#include "SystemBase.h"
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#include "Component/Component.h"
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#include "Component/Camera.h"
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namespace Seele
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{
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namespace System
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{
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template<typename... Components>
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class ComponentSystem : public SystemBase
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{
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public:
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ComponentSystem(PScene scene) : SystemBase(scene) {}
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virtual ~ComponentSystem() {}
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template<has_dependencies Comp>
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auto getDependencies()
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{
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return Comp::dependencies;
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}
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template<typename Comp>
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Dependencies<> getDependencies()
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{
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return Dependencies<>();
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}
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template<typename... Deps>
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void setupView(Dependencies<Deps...>)
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{
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List<std::function<void()>> work;
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registry.view<Components..., Deps...>().each([&](Components&... comp, Deps&... deps){
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work.add([&]() {
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(accessComponent(deps), ...);
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update(comp...);
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});
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});
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getThreadPool().runAndWait(std::move(work));
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}
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virtual void run(double delta) override
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{
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SystemBase::run(delta);
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setupView((getDependencies<Components>() | ...));
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}
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virtual void update() override {}
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virtual void update(Components&... components) = 0;
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};
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} // namespace System
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} // namespace Seele
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