55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
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// Copyright (C) 2002-2007 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 __C_PARTICLE_GRAVITY_AFFECTOR_H_INCLUDED__
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#define __C_PARTICLE_GRAVITY_AFFECTOR_H_INCLUDED__
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#include "IParticleAffector.h"
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#include "SColor.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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//! Particle Affector for affecting direction of particle
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class CParticleGravityAffector : public IParticleAffector
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{
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public:
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CParticleGravityAffector(
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const core::vector3df& gravity = core::vector3df(0.0f,-0.03f,0.0f),
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u32 timeForceLost = 1000);
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//! Affects a particle.
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virtual void affect(u32 now, SParticle* particlearray, u32 count);
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//! Writes attributes of the object.
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//! Implement this to expose the attributes of your scene node animator for
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//! scripting languages, editors, debuggers or xml serialization purposes.
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virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options);
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//! Reads attributes of the object.
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//! Implement this to set the attributes of your scene node animator for
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//! scripting languages, editors, debuggers or xml deserialization purposes.
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//! \param startIndex: start index where to start reading attributes.
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//! \return: returns last index of an attribute read by this affector
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virtual s32 deserializeAttributes(s32 startIndex, io::IAttributes* in, io::SAttributeReadWriteOptions* options);
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//! Get emitter type
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virtual E_PARTICLE_AFFECTOR_TYPE getType() const { return EPAT_GRAVITY; }
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private:
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f32 TimeForceLost;
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core::vector3df Gravity;
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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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