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From Marco Jez, updates to osgParticle, with integration of changes from Tom

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Jolly.
This commit is contained in:
Robert Osfield
2004-03-17 20:31:55 +00:00
parent acf5a36c06
commit 3fea25a0a1
3 changed files with 119 additions and 52 deletions
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155
include/osgParticle/ParticleSystemUpdater
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@@ -43,26 +43,35 @@ namespace osgParticle
META_Node(osgParticle,ParticleSystemUpdater);
/// Return the number of particle systems on the list.
inline int numParticleSystems() const;
/// Add a particle system to the list.
inline void addParticleSystem(ParticleSystem *ps);
/// Get a const particle system from the list.
inline const ParticleSystem *getParticleSystem(int i) const;
/// Get a particle system from the list.
inline ParticleSystem *getParticleSystem(int i);
/// Find a particle system.
inline int findParticleSystem(ParticleSystem *ps) const;
/// Remove a particle system from the list (by index).
inline void removeParticleSystem(int i);
inline bool addParticleSystem(ParticleSystem *ps);
/// Remove a particle system from the list (by pointer).
inline bool removeParticleSystem(ParticleSystem *ps);
/// Remove a particle system(s) from the list (by index).
inline bool removeParticleSystem(unsigned int i, unsigned int numParticleSystemsToRemove=1);
/// Replace ParticleSystem with another ParticleSystem.
inline bool replaceParticleSystem(ParticleSystem *origPS, ParticleSystem *newPS);
/// set a particle system by index.
inline bool setParticleSystem( unsigned int i, ParticleSystem* ps );
/// Return the number of particle systems on the list.
inline unsigned int getNumParticleSystems() const;
/// Get a particle system from the list.
inline ParticleSystem* getParticleSystem(unsigned int i);
/// Get a particle system from the list.
inline const ParticleSystem* getParticleSystem(unsigned int i) const;
/// return true if ParticleSystem is contained within ParticlsSystemUpdater.
inline bool containsParticleSystem( const ParticleSystem* ps ) const;
/// get index number of ParticleSystem.
inline unsigned int getParticleSystemIndex( const ParticleSystem* ps ) const;
virtual void traverse(osg::NodeVisitor &nv);
@@ -87,50 +96,94 @@ namespace osgParticle
_bsphere_computed = true;
return true;
}
inline int ParticleSystemUpdater::numParticleSystems() const
{
return static_cast<int>(psv_.size());
}
inline void ParticleSystemUpdater::addParticleSystem(ParticleSystem *ps)
inline bool ParticleSystemUpdater::addParticleSystem(ParticleSystem *ps)
{
psv_.push_back(ps);
}
inline const ParticleSystem *ParticleSystemUpdater::getParticleSystem(int i) const
{
return psv_[i].get();
}
inline ParticleSystem *ParticleSystemUpdater::getParticleSystem(int i)
{
return psv_[i].get();
}
inline void ParticleSystemUpdater::removeParticleSystem(int i)
{
psv_.erase(psv_.begin()+i);
}
inline int ParticleSystemUpdater::findParticleSystem(ParticleSystem *ps) const
{
ParticleSystem_Vector::const_iterator i;
int j = 0;
for (i=psv_.begin(); i!=psv_.end(); ++i, ++j) {
if (i->get() == ps) return j;
}
return -1;
return true;
}
inline bool ParticleSystemUpdater::removeParticleSystem(ParticleSystem *ps)
{
int i = findParticleSystem(ps);
if (i == -1) return false;
removeParticleSystem(i);
unsigned int i = getParticleSystemIndex( ps );
if( i >= psv_.size() ) return false;
removeParticleSystem( i );
return true;
}
inline bool ParticleSystemUpdater::removeParticleSystem(unsigned int pos, unsigned int numParticleSystemsToRemove)
{
if( (pos < psv_.size()) && (numParticleSystemsToRemove > 0) )
{
unsigned int endOfRemoveRange = pos + numParticleSystemsToRemove;
if( endOfRemoveRange > psv_.size() )
{
osg::notify(osg::DEBUG_INFO)<<"Warning: ParticleSystem::removeParticleSystem(i,numParticleSystemsToRemove) has been passed an excessive number"<<std::endl;
osg::notify(osg::DEBUG_INFO)<<" of ParticleSystems to remove, trimming just to end of ParticleSystem list."<<std::endl;
endOfRemoveRange = psv_.size();
}
psv_.erase(psv_.begin()+pos, psv_.begin()+endOfRemoveRange);
return true;
}
return false;
}
inline bool ParticleSystemUpdater::replaceParticleSystem( ParticleSystem *origPS, ParticleSystem* newPS )
{
if( (newPS == NULL) || (origPS == newPS) ) return false;
unsigned int pos = getParticleSystemIndex( origPS );
if( pos < psv_.size() )
{
return setParticleSystem( pos, newPS );
}
return false;
}
inline bool ParticleSystemUpdater::setParticleSystem( unsigned int i, ParticleSystem* ps )
{
if( (i < psv_.size()) && ps )
{
psv_[i] = ps;
return true;
}
return false;
}
inline unsigned int ParticleSystemUpdater::getNumParticleSystems() const
{
return static_cast<int>(psv_.size());
}
inline ParticleSystem* ParticleSystemUpdater::getParticleSystem(unsigned int i)
{
return psv_[i].get();
}
inline const ParticleSystem* ParticleSystemUpdater::getParticleSystem(unsigned int i) const
{
return psv_[i].get();
}
inline bool ParticleSystemUpdater::containsParticleSystem( const ParticleSystem* ps ) const
{
for( ParticleSystem_Vector::const_iterator itr=psv_.begin();
itr!=psv_.end();
++itr )
{
if( itr->get() == ps ) return true;
}
return false;
}
inline unsigned int ParticleSystemUpdater::getParticleSystemIndex( const ParticleSystem* ps ) const
{
for( unsigned int particleSystemNum=0; particleSystemNum<psv_.size(); ++particleSystemNum )
{
if( psv_[particleSystemNum] == ps ) return particleSystemNum;
}
return psv_.size(); // node not found.
}
}