openscenegraph
osgParticle/Program
Go to the documentation of this file.
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version. The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * OpenSceneGraph Public License for more details.
12*/
13//osgParticle - Copyright (C) 2002 Marco Jez
14
15#ifndef OSGPARTICLE_PROGRAM
16#define OSGPARTICLE_PROGRAM 1
17
18#include <osgParticle/Export>
20
21#include <osg/Object>
22#include <osg/Node>
23#include <osg/NodeVisitor>
24#include <osg/CopyOp>
25
26namespace osgParticle
27{
28
36 {
37 public:
40
41 virtual const char* libraryName() const { return "osgParticle"; }
42 virtual const char* className() const { return "Program"; }
43 virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const Program*>(obj) != 0; }
44 virtual void accept(osg::NodeVisitor& nv) { if (nv.validNodeMask(*this)) { nv.pushOntoNodePath(this); nv.apply(*this); nv.popFromNodePath(); } }
45
46 protected:
47 virtual ~Program() {}
48 Program& operator=(const Program&) { return *this; }
49
51 inline void process(double dt);
52
54 virtual void execute(double dt) = 0;
55
56 private:
57 };
58
59 // INLINE FUNCTIONS
60
61 inline void Program::process(double dt)
62 {
63 execute(dt);
64 }
65
66}
67
68#endif
Definition ParticleProcessor:38
Definition osgParticle/Program:36
Program & operator=(const Program &)
Definition osgParticle/Program:48
virtual const char * className() const
Definition osgParticle/Program:42
void process(double dt)
Implementation of ParticleProcessor::process(). Do not call this method by yourself.
Definition osgParticle/Program:61
virtual ~Program()
Definition osgParticle/Program:47
virtual bool isSameKindAs(const osg::Object *obj) const
Definition osgParticle/Program:43
virtual const char * libraryName() const
Definition osgParticle/Program:41
virtual void execute(double dt)=0
Execute the program on the particle system. Must be overridden in descendant classes.
Program(const Program &copy, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
virtual void accept(osg::NodeVisitor &nv)
Definition osgParticle/Program:44
Definition CopyOp:41
@ SHALLOW_COPY
Definition CopyOp:47
Definition NodeVisitor:82
virtual void apply(Drawable &drawable)
void pushOntoNodePath(Node *node)
Definition NodeVisitor:287
bool validNodeMask(const osg::Node &node) const
Definition NodeVisitor:221
void popFromNodePath()
Definition NodeVisitor:293
Definition Object:61
Definition AccelOperator:27
#define OSGPARTICLE_EXPORT
Definition osgParticle/Export:40