57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_PARTICLEEMITTER_HPP
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#define NAZARA_PARTICLEEMITTER_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Core/Signal.hpp>
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#include <Nazara/Graphics/Config.hpp>
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namespace Nz
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{
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class ParticleMapper;
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class ParticleGroup;
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class NAZARA_GRAPHICS_API ParticleEmitter
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{
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public:
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ParticleEmitter();
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ParticleEmitter(const ParticleEmitter& emitter);
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ParticleEmitter(ParticleEmitter&& emitter);
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virtual ~ParticleEmitter();
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virtual void Emit(ParticleGroup& system, float elapsedTime) const;
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void EnableLagCompensation(bool enable);
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unsigned int GetEmissionCount() const;
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float GetEmissionRate() const;
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bool IsLagCompensationEnabled() const;
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void SetEmissionCount(unsigned int count);
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void SetEmissionRate(float rate);
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ParticleEmitter& operator=(const ParticleEmitter& emitter) = default;
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ParticleEmitter& operator=(ParticleEmitter&& emitter);
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// Signals:
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NazaraSignal(OnParticleEmitterMove, ParticleEmitter* /*oldParticleEmitter*/, ParticleEmitter* /*newParticleEmitter*/);
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NazaraSignal(OnParticleEmitterRelease, const ParticleEmitter* /*particleEmitter*/);
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private:
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virtual void SetupParticles(ParticleMapper& mapper, unsigned int count) const = 0;
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bool m_lagCompensationEnabled;
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mutable float m_emissionAccumulator;
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float m_emissionRate;
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unsigned int m_emissionCount;
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};
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}
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#endif // NAZARA_PARTICLEEMITTER_HPP
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