Renderable.hpp

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//
//  CeresEngine - A game development framework
//
//  Created by Rogiel Sulzbach.
//  Copyright (c) 2018-2022 Rogiel Sulzbach. All rights reserved.
//
 
#pragma once
 
#include "SceneObject.hpp"
 
#include "CeresEngine/DataTypes.hpp"
#include "CeresEngine/Macros.hpp"
 
#include "CeresEngine/Foundation/Hash.hpp"
#include "CeresEngine/Foundation/ScopeExit.hpp"
 
#include "CeresEngine/Entity/Component.hpp"
#include "CeresEngine/Entity/Entity.hpp"
#include "CeresEngine/Material/Material.hpp"
#include "CeresEngine/Mesh/Mesh.hpp"
#include "CeresEngine/Renderer/RendererRenderableSettings.hpp"
 
namespace CeresEngine {
 
    using RenderableMaterialVector = SmallVector<HMaterial, 10>;
 
    struct CE_SCRIPT_EXPORT() RenderableComponent final : public Component<RenderableComponent> {
        CE_REFLECTABLE_STRUCT
        struct Accessor;
 
        HMesh mesh;
 
        RenderableMaterialVector materials;
 
        RendererRenderableSettings rendererSettings;
 
        CE_SCRIPT_EXPORT()
        RenderableComponent() noexcept = default;
 
        // Destroys the renderable component.
        ~RenderableComponent() noexcept final = default;
 
    public: // Reflection
        template<typename Processor> static constexpr void reflect(Processor&& RTTI) {
            CE_REFL_DATA(mesh);
            CE_REFL_DATA(materials);
            CE_REFL_DATA(rendererSettings);
        }
    };
 
    struct CE_SCRIPT_EXPORT() RenderableComponent::Accessor : public Component<RenderableComponent>::Accessor {
        using Component<RenderableComponent>::Accessor::Accessor;
 
        [[nodiscard]] const HMesh& getMesh() const;
 
        void setMesh(HMesh mesh);
 
        [[nodiscard]] const RenderableMaterialVector& getMaterials() const;
 
        void setMaterials(RenderableMaterialVector materials);
 
        [[nodiscard]] const HMaterial& getMaterial(UInt32 index) const;
 
        void setMaterial(UInt32 index, HMaterial material);
 
        void setMaterial(HMaterial material);
 
        [[nodiscard]] const RendererRenderableSettings& getRendererSettings() const;
 
        void setRendererSettings(const RendererRenderableSettings& rendererSettings);
 
        template<CInvocable<RendererRenderableSettings&> Func> decltype(auto) updateRendererSettings(Func&& func) noexcept {
            RendererRenderableSettings settings = getRendererSettings();
            const ScopeExit commitSettings([&]() { setRendererSettings(settings); });
            return func(settings);
        }
 
    public: // Reflection
        template<typename Processor> static constexpr void reflect(Processor&& RTTI) {
            CE_REFL_DATA_GETSET(mesh, getMesh, setMesh);
            CE_REFL_DATA_GETSET(materials, getMaterials, setMaterials);
            CE_REFL_DATA_GETSET(rendererSettings, getRendererSettings, setRendererSettings);
        }
    };
 
    class CE_SCRIPT_EXPORT() Renderable final : public TSceneObject<RenderableComponent> {
    public:
        using TSceneObject::TSceneObject;
    };
 
} // namespace CeresEngine
 
CE_EXTERN_COMPONENT(CeresEngine::RenderableComponent);
 
CE_REFLECT_HASH(CeresEngine::RenderableComponent);
 
CE_ENTITY_OBJECT_HASH(CeresEngine::Renderable);