73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
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// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __I_PARTICLE_AFFECTOR_H_INCLUDED__
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#define __I_PARTICLE_AFFECTOR_H_INCLUDED__
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#include "IAttributeExchangingObject.h"
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#include "SParticle.h"
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namespace irr
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{
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namespace scene
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{
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//! Types of built in particle affectors
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enum E_PARTICLE_AFFECTOR_TYPE
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{
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EPAT_NONE = 0,
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EPAT_ATTRACT,
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EPAT_FADE_OUT,
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EPAT_GRAVITY,
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EPAT_ROTATE,
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EPAT_SCALE,
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EPAT_COUNT
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};
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//! Names for built in particle affectors
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const c8* const ParticleAffectorTypeNames[] =
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{
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"None",
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"Attract",
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"FadeOut",
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"Gravity",
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"Rotate",
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"Scale",
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0
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};
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//! A particle affector modifies particles.
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class IParticleAffector : public virtual io::IAttributeExchangingObject
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{
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public:
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//! constructor
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IParticleAffector() : Enabled(true) {}
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//! Affects an array of particles.
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/** \param now Current time. (Same as ITimer::getTime() would return)
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\param particlearray Array of particles.
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\param count Amount of particles in array. */
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virtual void affect(u32 now, SParticle* particlearray, u32 count) = 0;
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//! Sets whether or not the affector is currently enabled.
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virtual void setEnabled(bool enabled) { Enabled = enabled; }
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//! Gets whether or not the affector is currently enabled.
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virtual bool getEnabled() const { return Enabled; }
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//! Get emitter type
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virtual E_PARTICLE_AFFECTOR_TYPE getType() const = 0;
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protected:
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bool Enabled;
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};
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} // end namespace scene
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} // end namespace irr
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#endif
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