osgParticle/Program
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/* -*-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.
*/
//osgParticle - Copyright (C) 2002 Marco Jez
#ifndef OSGPARTICLE_PROGRAM
#define OSGPARTICLE_PROGRAM 1
#include <osgParticle/Export>
#include <osgParticle/ParticleProcessor>
#include <osg/Object>
#include <osg/Node>
#include <osg/NodeVisitor>
#include <osg/CopyOp>
namespace osgParticle
{
class OSGPARTICLE_EXPORT Program: public ParticleProcessor
{
public:
Program();
Program(const Program& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
virtual const char* libraryName() const { return "osgParticle"; }
virtual const char* className() const { return "Program"; }
virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const Program*>(obj) != 0; }
virtual void accept(osg::NodeVisitor& nv) { if (nv.validNodeMask(*this)) { nv.pushOntoNodePath(this); nv.apply(*this); nv.popFromNodePath(); } }
protected:
virtual ~Program() {}
Program& operator=(const Program&) { return *this; }
inline void process(double dt);
virtual void execute(double dt) = 0;
private:
};
// INLINE FUNCTIONS
inline void Program::process(double dt)
{
execute(dt);
}
}
#endif
CopyOp
NodeVisitor
Node
Object
ParticleProcessor
osgParticle::ParticleProcessor::ParticleProcessor
ParticleProcessor()
osgParticle::Program::operator=
Program & operator=(const Program &)
Definition osgParticle/Program:48
osgParticle::Program::className
virtual const char * className() const
Definition osgParticle/Program:42
osgParticle::Program::process
void process(double dt)
Implementation of ParticleProcessor::process(). Do not call this method by yourself.
Definition osgParticle/Program:61
osgParticle::Program::~Program
virtual ~Program()
Definition osgParticle/Program:47
osgParticle::Program::isSameKindAs
virtual bool isSameKindAs(const osg::Object *obj) const
Definition osgParticle/Program:43
osgParticle::Program::Program
Program()
osgParticle::Program::libraryName
virtual const char * libraryName() const
Definition osgParticle/Program:41
osgParticle::Program::execute
virtual void execute(double dt)=0
Execute the program on the particle system. Must be overridden in descendant classes.
osgParticle::Program::Program
Program(const Program &copy, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
osgParticle::Program::accept
virtual void accept(osg::NodeVisitor &nv)
Definition osgParticle/Program:44
osg::CopyOp
Definition CopyOp:41
osg::CopyOp::SHALLOW_COPY
@ SHALLOW_COPY
Definition CopyOp:47
osg::NodeVisitor
Definition NodeVisitor:82
osg::NodeVisitor::apply
virtual void apply(Drawable &drawable)
osg::NodeVisitor::pushOntoNodePath
void pushOntoNodePath(Node *node)
Definition NodeVisitor:287
osg::NodeVisitor::validNodeMask
bool validNodeMask(const osg::Node &node) const
Definition NodeVisitor:221
osg::NodeVisitor::popFromNodePath
void popFromNodePath()
Definition NodeVisitor:293
osg::Object
Definition Object:61
osgParticle
Definition AccelOperator:27
Export
OSGPARTICLE_EXPORT
#define OSGPARTICLE_EXPORT
Definition osgParticle/Export:40