ParticleGenerator.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_PARTICLEGENERATOR_HPP
#define NAZARA_PARTICLEGENERATOR_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 ParticleGenerator;
    class ParticleMapper;
    class ParticleGroup;

    using ParticleGeneratorConstRef = ObjectRef<const ParticleGenerator>;
    using ParticleGeneratorLibrary = ObjectLibrary<ParticleGenerator>;
    using ParticleGeneratorRef = ObjectRef<ParticleGenerator>;

    class NAZARA_GRAPHICS_API ParticleGenerator : public RefCounted
    {
        friend ParticleGeneratorLibrary;
        friend class Graphics;

        public:
            ParticleGenerator() = default;
            ParticleGenerator(const ParticleGenerator& generator);
            virtual ~ParticleGenerator();

            virtual void Generate(ParticleGroup& system, ParticleMapper& mapper, unsigned int startId, unsigned int endId) = 0;

            // Signals:
            NazaraSignal(OnParticleGeneratorRelease, const ParticleGenerator* /*particleGenerator*/);

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

            static ParticleGeneratorLibrary::LibraryMap s_library;
    };
}

#endif // NAZARA_PARTICLEGENERATOR_HPP