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Updates from Geoff Michel to geo loader and demo.

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This commit is contained in:
Robert Osfield
2002-12-10 20:00:56 +00:00
parent 64c5fb644a
commit 530b85c807
15 changed files with 3606 additions and 2204 deletions
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25
src/osgParticle/ParticleSystemUpdater.cpp
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@@ -24,16 +24,27 @@ void osgParticle::ParticleSystemUpdater::traverse(osg::NodeVisitor &nv)
{
osgUtil::CullVisitor *cv = dynamic_cast<osgUtil::CullVisitor *>(&nv);
if (cv) {
double t = nv.getFrameStamp()->getReferenceTime();
if (t0_ != -1) {
ParticleSystem_Vector::iterator i;
for (i=psv_.begin(); i!=psv_.end(); ++i) {
if (!i->get()->isFrozen() && (i->get()->getLastFrameNumber() >= (nv.getFrameStamp()->getFrameNumber() - 1) || !i->get()->getFreezeOnCull())) {
i->get()->update(t - t0_);
if (nv.getFrameStamp())
{
double t = nv.getFrameStamp()->getReferenceTime();
if (t0_ != -1)
{
ParticleSystem_Vector::iterator i;
for (i=psv_.begin(); i!=psv_.end(); ++i)
{
if (!i->get()->isFrozen() && (i->get()->getLastFrameNumber() >= (nv.getFrameStamp()->getFrameNumber() - 1) || !i->get()->getFreezeOnCull()))
{
i->get()->update(t - t0_);
}
}
}
t0_ = t;
}
t0_ = t;
else
{
osg::notify(osg::WARN) << "osgParticle::ParticleSystemUpdater::traverse(NodeVisitor&) requires a valid FrameStamp to function, particles not updated.\n";
}
}
Node::traverse(nv);
}