irrlicht/source/Irrlicht/CParticlePointEmitter.h

91 lines
2.9 KiB
C++

// Copyright (C) 2002-2008 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_POINT_EMITTER_H_INCLUDED__
#define __C_PARTICLE_POINT_EMITTER_H_INCLUDED__
#include "IParticleEmitter.h"
#include "irrArray.h"
namespace irr
{
namespace scene
{
//! A default point emitter
class CParticlePointEmitter : public IParticlePointEmitter
{
public:
//! constructor
CParticlePointEmitter(
const core::vector3df& direction = core::vector3df(0.0f,0.03f,0.0f),
u32 minParticlesPerSecond = 5,
u32 maxParticlesPerSecond = 10,
video::SColor minStartColor = video::SColor(255,0,0,0),
video::SColor maxStartColor = video::SColor(255,255,255,255),
u32 lifeTimeMin=2000,
u32 lifeTimeMax=4000,
s32 maxAngleDegrees=0);
//! Prepares an array with new particles to emitt into the system
//! and returns how much new particles there are.
virtual s32 emitt(u32 now, u32 timeSinceLastCall, SParticle*& outArray);
//! Set direction the emitter emits particles.
virtual void setDirection( const core::vector3df& newDirection ) { Direction = newDirection; }
//! Set minimum number of particles emitted per second.
virtual void setMinParticlesPerSecond( u32 minPPS ) { MinParticlesPerSecond = minPPS; }
//! Set maximum number of particles emitted per second.
virtual void setMaxParticlesPerSecond( u32 maxPPS ) { MaxParticlesPerSecond = maxPPS; }
//! Set minimum start color.
virtual void setMinStartColor( const video::SColor& color ) { MinStartColor = color; }
//! Set maximum start color.
virtual void setMaxStartColor( const video::SColor& color ) { MaxStartColor = color; }
//! Gets direction the emitter emits particles.
virtual const core::vector3df& getDirection() const { return Direction; }
//! Gets minimum number of particles emitted per second.
virtual u32 getMinParticlesPerSecond() const { return MinParticlesPerSecond; }
//! Gets maximum number of particles emitted per second.
virtual u32 getMaxParticlesPerSecond() const { return MaxParticlesPerSecond; }
//! Gets minimum start color.
virtual const video::SColor& getMinStartColor() const { return MinStartColor; }
//! Gets maximum start color.
virtual const video::SColor& getMaxStartColor() const { return MaxStartColor; }
//! Writes attributes of the object.
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const;
//! Reads attributes of the object.
virtual s32 deserializeAttributes(s32 startIndex, io::IAttributes* in, io::SAttributeReadWriteOptions* options);
private:
SParticle Particle;
core::vector3df Direction;
u32 MinParticlesPerSecond, MaxParticlesPerSecond;
video::SColor MinStartColor, MaxStartColor;
u32 MinLifeTime, MaxLifeTime;
s32 MaxAngleDegrees;
u32 Time;
u32 Emitted;
};
} // end namespace scene
} // end namespace irr
#endif