Renderable.hpp

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp

#pragma once

#ifndef NAZARA_RENDERABLE_HPP
#define NAZARA_RENDERABLE_HPP

#include <Nazara/Graphics/Config.hpp>
#include <Nazara/Math/BoundingVolume.hpp>
#include <Nazara/Math/Frustum.hpp>
#include <Nazara/Math/Matrix4.hpp>

namespace Nz
{
    class AbstractRenderQueue;

    class NAZARA_GRAPHICS_API Renderable
    {
        public:
            Renderable() = default;
            Renderable(const Renderable& renderable) = default;
            Renderable(Renderable&&) = default;
            virtual ~Renderable();

            virtual void AddToRenderQueue(AbstractRenderQueue* renderQueue, const Matrix4f& transformMatrix) const = 0;

            virtual bool Cull(const Frustumf& frustum, const Matrix4f& transformMatrix) const;

            inline void EnsureBoundingVolumeUpdated() const;
            virtual const BoundingVolumef& GetBoundingVolume() const;
            virtual void UpdateBoundingVolume(const Matrix4f& transformMatrix);

            Renderable& operator=(const Renderable& renderable) = default;
            Renderable& operator=(Renderable&& renderable) = default;

        protected:
            virtual void MakeBoundingVolume() const = 0;
            inline void InvalidateBoundingVolume();

            mutable BoundingVolumef m_boundingVolume;

        private:
            inline void UpdateBoundingVolume() const;

            mutable bool m_boundingVolumeUpdated;
    };
}

#include <Nazara/Graphics/Renderable.inl>

#endif // NAZARA_RENDERABLE_HPP