OpenSceneGraph/include/osgParticle/ConnectedParticleSystem
Robert Osfield ba9dfb2ff6 From Albert Luaces, typo fixes.
git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14883 16af8721-9629-0410-8352-f15c8da7e697
2015-06-01 13:40:20 +00:00

80 lines
2.9 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGPARTICLE_CONNECTEDPARTICLESYSTEM
#define OSGPARTICLE_CONNECTEDPARTICLESYSTEM 1
#include <osgParticle/ParticleSystem>
namespace osgParticle
{
/** ConnectConnectedParticleSystem is a specialise ConnectedParticleSystem for effects
* like missile trails, where the individual particles are rendered as
* single ribbon.
*/
class OSGPARTICLE_EXPORT ConnectedParticleSystem: public osgParticle::ParticleSystem
{
public:
ConnectedParticleSystem();
ConnectedParticleSystem(const ConnectedParticleSystem& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
META_Object(osgParticle, ConnectedParticleSystem);
/// Create a new particle from the specified template (or the default one if <CODE>ptemplate</CODE> is null).
virtual Particle* createParticle(const Particle* ptemplate);
/// Reuse the i-th particle.
virtual void reuseParticle(int i);
/// Draw the connected particles as either a line or a quad strip, depending upon viewing distance. .
virtual void drawImplementation(osg::RenderInfo& renderInfo) const;
///Get the (const) particle from where the line or quadstrip starts to be drawn
const osgParticle::Particle* getStartParticle() const
{
return (_startParticle != Particle::INVALID_INDEX) ? &_particles[_startParticle] : 0;
}
///Get the particle from where the line or quadstrip starts to be drawn
osgParticle::Particle* getStartParticle()
{
return (_startParticle != Particle::INVALID_INDEX) ? &_particles[_startParticle] : 0;
}
///Set the maximum numbers of particles to be skipped during the predraw filtering
void setMaxNumberOfParticlesToSkip(unsigned int maxNumberofParticlesToSkip){_maxNumberOfParticlesToSkip = maxNumberofParticlesToSkip;}
///Get the maximum numbers of particles to be skipped during the predraw filtering
unsigned int getMaxNumberOfParticlesToSkip(){ return _maxNumberOfParticlesToSkip;}
protected:
virtual ~ConnectedParticleSystem();
ConnectedParticleSystem& operator=(const ConnectedParticleSystem&) { return *this; }
int _lastParticleCreated;
unsigned int _maxNumberOfParticlesToSkip;
int _startParticle;
};
}
#endif