ParticleRenderer.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_PARTICLERENDERER_HPP
#define NAZARA_PARTICLERENDERER_HPP

#include <Nazara/Prerequesites.hpp>
#include <Nazara/Core/ObjectLibrary.hpp>
#include <Nazara/Core/ObjectRef.hpp>
#include <Nazara/Core/RefCounted.hpp>
#include <Nazara/Core/Signal.hpp>
#include <Nazara/Graphics/Config.hpp>

namespace Nz
{
    class AbstractRenderQueue;
    class ParticleMapper;
    class ParticleRenderer;
    class ParticleGroup;

    using ParticleRendererConstRef = ObjectRef<const ParticleRenderer>;
    using ParticleRendererLibrary = ObjectLibrary<ParticleRenderer>;
    using ParticleRendererRef = ObjectRef<ParticleRenderer>;

    class NAZARA_GRAPHICS_API ParticleRenderer : public RefCounted
    {
        friend ParticleRendererLibrary;
        friend class Graphics;

        public:
            ParticleRenderer() = default;
            ParticleRenderer(const ParticleRenderer& renderer);
            virtual ~ParticleRenderer();

            virtual void Render(const ParticleGroup& system, const ParticleMapper& mapper, unsigned int startId, unsigned int endId, AbstractRenderQueue* renderQueue) = 0;

            // Signals:
            NazaraSignal(OnParticleRendererRelease, const ParticleRenderer* /*particleRenderer*/);

        private:
            static bool Initialize();
            static void Uninitialize();

            static ParticleRendererLibrary::LibraryMap s_library;
    };
}

#endif // NAZARA_PARTICLERENDERER_HPP