genesis-3d_engine/Engine/addons/particles/affectors/particleFollowerAffector.h

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/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
http://www.genesis-3d.com.cn
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#ifndef __PARTICLE_FOLLOWER_AFFECTOR_H__
#define __PARTICLE_FOLLOWER_AFFECTOR_H__
#include "particles/particle_fwd_decl.h"
#include "particles/particleaffector.h"
namespace Particles
{
class ParticleFollowerAffector: public ParticleAffector
{
__DeclareSubClass( ParticleFollowerAffector, ParticleAffector);
public:
// Constants
static const Math::scalar DEFAULT_MAX_DISTANCE;
static const Math::scalar DEFAULT_MIN_DISTANCE;
public:
ParticleFollowerAffector();
virtual ~ParticleFollowerAffector(){};
Math::scalar GetMaxDistance(void) const;
void SetMaxDistance(Math::scalar maxDistance);
Math::scalar GetMinDistance(void) const;
void SetMinDistance(Math::scalar minDistance);
virtual void _affect(Particle* particle);
virtual void _firstParticle( Particle* particle );
protected:
Math::scalar mMinDistance;
Math::scalar mMaxDistance;
Math::float3 mPositionPreviousParticle;
bool mFirst;
public:
// @ISerialization::GetVersion. when change storage, must add SerializeSVersion count
virtual Serialization::SVersion GetVersion() const;
// @ISerialization::Load
virtual void Load( Serialization::SVersion ver, Serialization::SerializeReader* pReader, const Serialization::SerializationArgs* args );
// @ISerialization::Save
virtual void Save( Serialization::SerializeWriter* pWriter ) const;
// copy
virtual void CopyFrom( const ParticleAffectorPtr& affector );
};
//-----------------------------------------------------------------------
inline Math::scalar ParticleFollowerAffector::GetMaxDistance(void) const
{
return mMaxDistance;
}
//-----------------------------------------------------------------------
inline void ParticleFollowerAffector::SetMaxDistance(Math::scalar maxDistance)
{
mMaxDistance = maxDistance;
}
//-----------------------------------------------------------------------
inline Math::scalar ParticleFollowerAffector::GetMinDistance(void) const
{
return mMinDistance;
}
//-----------------------------------------------------------------------
inline void ParticleFollowerAffector::SetMinDistance(Math::scalar minDistance)
{
mMinDistance = minDistance;
}
}
#endif