////////////////////////////////////////////////////////////////////////////////
// Increment time
void StelCore::updateTime(double deltaTime)
{
	JDay+=timeSpeed*deltaTime;

	// Fix time limits to -100000 to +100000 to prevent bugs
	if (JDay>38245309.499988) JDay = 38245309.499988;
	if (JDay<-34803211.500012) JDay = -34803211.500012;

	if (position->isObserverLifeOver())
	{
		// Unselect if the new home planet is the previously selected object
		StelObjectMgr* objmgr = GETSTELMODULE(StelObjectMgr);
		Q_ASSERT(objmgr);
		if (objmgr->getWasSelected() && objmgr->getSelectedObject()[0].data()==position->getHomePlanet())
		{
			objmgr->unSelect();
		}
		StelObserver* newObs = position->getNextObserver();
		delete position;
		position = newObs;
	}
	position->update(deltaTime);

	// Position of sun and all the satellites (ie planets)
	SolarSystem* solsystem = (SolarSystem*)StelApp::getInstance().getModuleMgr().getModule("SolarSystem");
	solsystem->computePositions(getJDay(), position->getHomePlanet()->getHeliocentricEclipticPos());
}
void StelCore::moveObserverToSelected()
{
	StelObjectMgr* objmgr = GETSTELMODULE(StelObjectMgr);
	Q_ASSERT(objmgr);
	if (objmgr->getWasSelected())
	{
		Planet* pl = dynamic_cast<Planet*>(objmgr->getSelectedObject()[0].data());
		if (pl)
		{
			// We need to move to the selected planet. Try to generate a location from the current one
			StelLocation loc = getCurrentLocation();
			if (loc.planetName != pl->getEnglishName())
			{
				loc.planetName = pl->getEnglishName();
				loc.name = "-";
				loc.state = "";
				moveObserverTo(loc);

				LandscapeMgr* landscapeMgr = GETSTELMODULE(LandscapeMgr);
				if (pl->getEnglishName() == "Solar System Observer")
				{
					landscapeMgr->setFlagAtmosphere(false);
					landscapeMgr->setFlagFog(false);
					landscapeMgr->setFlagLandscape(false);
				}
				else
				{
					landscapeMgr->setFlagAtmosphere(pl->hasAtmosphere());
					landscapeMgr->setFlagFog(pl->hasAtmosphere());
					landscapeMgr->setFlagLandscape(true);
				}
			}
		}
	}
	StelMovementMgr* mmgr = GETSTELMODULE(StelMovementMgr);
	Q_ASSERT(mmgr);
	mmgr->setFlagTracking(false);
}