void aaCubeFromScriptValue(const QScriptValue &object, AACube& aaCube) {
glm::vec3 corner;
corner.x = object.property("x").toVariant().toFloat();
corner.y = object.property("y").toVariant().toFloat();
corner.z = object.property("z").toVariant().toFloat();
float scale = object.property("scale").toVariant().toFloat();
aaCube.setBox(corner, scale);
}
void ParticleTreeElement::getParticles(const AACube& box, QVector<Particle*>& foundParticles) {
QList<Particle>::iterator particleItr = _particles->begin();
QList<Particle>::iterator particleEnd = _particles->end();
AACube particleCube;
while(particleItr != particleEnd) {
Particle* particle = &(*particleItr);
float radius = particle->getRadius();
// NOTE: we actually do box-box collision queries here, which is sloppy but good enough for now
// TODO: decide whether to replace particleBox-box query with sphere-box (requires a square root
// but will be slightly more accurate).
particleCube.setBox(particle->getPosition() - glm::vec3(radius), 2.f * radius);
if (particleCube.touches(_cube)) {
foundParticles.push_back(particle);
}
++particleItr;
}
}