Files
OpenSceneGraph/src/osgParticle/ModularProgram.cpp
2005-04-29 09:47:57 +00:00

38 lines
1.1 KiB
C++

#include <osgParticle/ModularProgram>
#include <osgParticle/Program>
#include <osgParticle/ParticleSystem>
#include <osgParticle/Particle>
osgParticle::ModularProgram::ModularProgram()
: Program()
{
}
osgParticle::ModularProgram::ModularProgram(const ModularProgram& copy, const osg::CopyOp& copyop)
: Program(copy, copyop)
{
Operator_vector::const_iterator ci;
for (ci=copy._operators.begin(); ci!=copy._operators.end(); ++ci) {
_operators.push_back(static_cast<Operator* >(copyop(ci->get())));
}
}
void osgParticle::ModularProgram::execute(double dt)
{
Operator_vector::iterator ci;
Operator_vector::iterator ci_end = _operators.end();
ParticleSystem* ps = getParticleSystem();
for (ci=_operators.begin(); ci!=ci_end; ++ci) {
(*ci)->beginOperate(this);
int n = ps->numParticles();
for (int i=0; i<n; ++i) {
Particle* P = ps->getParticle(i);
if (P->isAlive() && (*ci)->isEnabled()) {
(*ci)->operate(P, dt);
}
}
(*ci)->endOperate();
}
}