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// Copyright (C) 2002-2011 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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#include "CParticleFadeOutAffector.h"
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#include "IAttributes.h"
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CParticleFadeOutAffector::CParticleFadeOutAffector(
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const video::SColor& targetColor, u32 fadeOutTime)
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: IParticleFadeOutAffector(), TargetColor(targetColor)
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setDebugName("CParticleFadeOutAffector");
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FadeOutTime = fadeOutTime ? static_cast<f32>(fadeOutTime) : 1.0f;
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//! Affects an array of particles.
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void CParticleFadeOutAffector::affect(u32 now, SParticle* particlearray, u32 count)
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for (u32 i=0; i<count; ++i)
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if (particlearray[i].endTime - now < FadeOutTime)
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d = (particlearray[i].endTime - now) / FadeOutTime; // FadeOutTime probably f32 to save casts here (just guessing)
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particlearray[i].color = particlearray[i].startColor.getInterpolated(
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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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void CParticleFadeOutAffector::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
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out->addColor("TargetColor", TargetColor);
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out->addFloat("FadeOutTime", FadeOutTime);
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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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void CParticleFadeOutAffector::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
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TargetColor = in->getAttributeAsColor("TargetColor");
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FadeOutTime = in->getAttributeAsFloat("FadeOutTime");
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} // end namespace scene
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} // end namespace irr