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// Copyright (C) 2002-2012 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_BOX_EMITTER_H_INCLUDED__
#define __C_PARTICLE_BOX_EMITTER_H_INCLUDED__
#include "IParticleBoxEmitter.h"
#include "irrArray.h"
#include "aabbox3d.h"
namespace irr
{
namespace scene
{
//! A default box emitter
class CParticleBoxEmitter : public IParticleBoxEmitter
{
public:
//! constructor
CParticleBoxEmitter(
const core::aabbox3df& box,
const core::vector3df& direction = core::vector3df(0.0f,0.03f,0.0f),
u32 minParticlesPerSecond = 20,
u32 maxParticlesPerSecond = 40,
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,
const core::dimension2df& minStartSize = core::dimension2df(5.0f,5.0f),
const core::dimension2df& maxStartSize = core::dimension2df(5.0f,5.0f)
);
//! 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; }
//! Set the maximum starting size for particles
virtual void setMaxStartSize( const core::dimension2df& size ) { MaxStartSize = size; };
//! Set the minimum starting size for particles
virtual void setMinStartSize( const core::dimension2df& size ) { MinStartSize = size; };
//! Set the minimum particle life-time in milliseconds
virtual void setMinLifeTime( u32 lifeTimeMin ) { MinLifeTime = lifeTimeMin; }
//! Set the maximum particle life-time in milliseconds
virtual void setMaxLifeTime( u32 lifeTimeMax ) { MaxLifeTime = lifeTimeMax; }
//! Maximal random derivation from the direction
virtual void setMaxAngleDegrees( s32 maxAngleDegrees ) { MaxAngleDegrees = maxAngleDegrees; }
//! Set box from which the particles are emitted.
virtual void setBox( const core::aabbox3df& box ) { Box = box; }
//! 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; }
//! Gets the maximum starting size for particles
virtual const core::dimension2df& getMaxStartSize() const { return MaxStartSize; }
//! Gets the minimum starting size for particles
virtual const core::dimension2df& getMinStartSize() const { return MinStartSize; }
//! Get the minimum particle life-time in milliseconds
virtual u32 getMinLifeTime() const { return MinLifeTime; }
//! Get the maximum particle life-time in milliseconds
virtual u32 getMaxLifeTime() const { return MaxLifeTime; }
//! Maximal random derivation from the direction
virtual s32 getMaxAngleDegrees() const { return MaxAngleDegrees; }
//! Get box from which the particles are emitted.
virtual const core::aabbox3df& getBox() const { return Box; }
//! Writes attributes of the object.
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const;
//! Reads attributes of the object.
virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options);
private:
core::array<SParticle> Particles;
core::aabbox3df Box;
core::vector3df Direction;
core::dimension2df MaxStartSize, MinStartSize;
u32 MinParticlesPerSecond, MaxParticlesPerSecond;
video::SColor MinStartColor, MaxStartColor;
u32 MinLifeTime, MaxLifeTime;
u32 Time;
u32 Emitted;
s32 MaxAngleDegrees;
};
} // end namespace scene
} // end namespace irr
#endif
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