//-----------------------------------------------------------------------
void PUGeometryRotator::initParticleForEmission(PUParticle3D* particle)
{
//// Only continue if the particle is a visual particle
//if (particle->particleType != Particle::PT_VISUAL)
// return;
//for (auto iter : _particleSystem->getParticlePool().getActiveParticleList())
{
//PUParticle3D *particle = static_cast<PUParticle3D*>(iter);
if (!_rotationAxisSet)
{
// Set initial random rotation axis and orientation(PU 1.4)
particle->orientation.x = CCRANDOM_MINUS1_1();
particle->orientation.y = CCRANDOM_MINUS1_1();
particle->orientation.z = CCRANDOM_MINUS1_1();
particle->orientation.w = CCRANDOM_MINUS1_1();
particle->orientation.normalize();
particle->rotationAxis.x = CCRANDOM_0_1();
particle->rotationAxis.y = CCRANDOM_0_1();
particle->rotationAxis.z = CCRANDOM_0_1();
particle->rotationAxis.normalize();
}
if (_useOwnRotationSpeed)
{
// Use the rotation speed of the particle itself
particle->rotationSpeed = calculateRotationSpeed(particle);
}
}
}
void PUGeometryRotator::updatePUAffector( PUParticle3D *particle, float deltaTime )
{
//for (auto iter : _particleSystem->getParticles())
{
//PUParticle3D *particle = iter;
// Rotate the geometry
if (_useOwnRotationSpeed)
{
// Use scaled rotationspeed and adjust the speed according to the _velocity
_scaledRotationSpeed = particle->rotationSpeed * deltaTime;
}
else
{
// Scale speed (beware that dynamic values don't result in a rotation; use a fixed value instead)
_scaledRotationSpeed = calculateRotationSpeed(particle) * deltaTime;
}
_q.set(0.0f, 0.0f, 0.0f, 1.0f);
//_q = Quaternion::IDENTITY;
if (_rotationAxisSet)
{
_q.set(_rotationAxis, _scaledRotationSpeed);
//_q.FromAngleAxis(Radian(_scaledRotationSpeed), _rotationAxis);
}
else
{
_q.set(particle->rotationAxis, _scaledRotationSpeed);
//_q.FromAngleAxis(Radian(_scaledRotationSpeed), visualParticle->rotationAxis);
}
particle->orientation = _q * particle->orientation;
}
}
void PUVortexAffector::preUpdateAffector( float deltaTime )
{
PUParticleSystem3D* sys = static_cast<PUParticleSystem3D *>(_particleSystem);
if (sys)
{
Mat4 rotMat;
Mat4::createRotation(sys->getDerivedOrientation(), &rotMat);
_rotation.set(rotMat * _rotationVector, float(calculateRotationSpeed() * deltaTime));
}
else
{
_rotation.set(_rotationVector, float(calculateRotationSpeed() * deltaTime));
}
getDerivedPosition();
}