116 lines
4.0 KiB
C++
116 lines
4.0 KiB
C++
// Copyright (C) 2002-2009 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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#ifndef __C_PARTICLE_BOX_EMITTER_H_INCLUDED__
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#define __C_PARTICLE_BOX_EMITTER_H_INCLUDED__
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#include "IParticleBoxEmitter.h"
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#include "irrArray.h"
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#include "aabbox3d.h"
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namespace irr
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{
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namespace scene
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{
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//! A default box emitter
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class CParticleBoxEmitter : public IParticleBoxEmitter
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{
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public:
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//! constructor
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CParticleBoxEmitter(
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const core::aabbox3df& box,
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const core::vector3df& direction = core::vector3df(0.0f,0.03f,0.0f),
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u32 minParticlesPerSecond = 20,
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u32 maxParticlesPerSecond = 40,
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video::SColor minStartColor = video::SColor(255,0,0,0),
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video::SColor maxStartColor = video::SColor(255,255,255,255),
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u32 lifeTimeMin=2000,
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u32 lifeTimeMax=4000,
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s32 maxAngleDegrees=0,
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const core::dimension2df& minStartSize = core::dimension2df(5.0f,5.0f),
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const core::dimension2df& maxStartSize = core::dimension2df(5.0f,5.0f)
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);
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//! Prepares an array with new particles to emitt into the system
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//! and returns how much new particles there are.
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virtual s32 emitt(u32 now, u32 timeSinceLastCall, SParticle*& outArray);
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//! Set direction the emitter emits particles.
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virtual void setDirection( const core::vector3df& newDirection ) { Direction = newDirection; }
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//! Set minimum number of particles emitted per second.
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virtual void setMinParticlesPerSecond( u32 minPPS ) { MinParticlesPerSecond = minPPS; }
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//! Set maximum number of particles emitted per second.
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virtual void setMaxParticlesPerSecond( u32 maxPPS ) { MaxParticlesPerSecond = maxPPS; }
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//! Set minimum start color.
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virtual void setMinStartColor( const video::SColor& color ) { MinStartColor = color; }
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//! Set maximum start color.
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virtual void setMaxStartColor( const video::SColor& color ) { MaxStartColor = color; }
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//! Set the maximum starting size for particles
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virtual void setMaxStartSize( const core::dimension2df& size ) { MaxStartSize = size; };
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//! Set the minimum starting size for particles
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virtual void setMinStartSize( const core::dimension2df& size ) { MinStartSize = size; };
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//! Set box from which the particles are emitted.
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virtual void setBox( const core::aabbox3df& box ) { Box = box; }
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//! Gets direction the emitter emits particles.
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virtual const core::vector3df& getDirection() const { return Direction; }
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//! Gets minimum number of particles emitted per second.
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virtual u32 getMinParticlesPerSecond() const { return MinParticlesPerSecond; }
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//! Gets maximum number of particles emitted per second.
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virtual u32 getMaxParticlesPerSecond() const { return MaxParticlesPerSecond; }
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//! Gets minimum start color.
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virtual const video::SColor& getMinStartColor() const { return MinStartColor; }
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//! Gets maximum start color.
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virtual const video::SColor& getMaxStartColor() const { return MaxStartColor; }
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//! Gets the maximum starting size for particles
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virtual const core::dimension2df& getMaxStartSize() const { return MaxStartSize; };
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//! Gets the minimum starting size for particles
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virtual const core::dimension2df& getMinStartSize() const { return MinStartSize; };
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//! Get box from which the particles are emitted.
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virtual const core::aabbox3df& getBox() const { return Box; }
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//! Writes attributes of the object.
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virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const;
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//! Reads attributes of the object.
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virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options);
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private:
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core::array<SParticle> Particles;
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core::aabbox3df Box;
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core::vector3df Direction;
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core::dimension2df MaxStartSize, MinStartSize;
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u32 MinParticlesPerSecond, MaxParticlesPerSecond;
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video::SColor MinStartColor, MaxStartColor;
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u32 MinLifeTime, MaxLifeTime;
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u32 Time;
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u32 Emitted;
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s32 MaxAngleDegrees;
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};
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} // end namespace scene
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} // end namespace irr
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#endif
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