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