/// <summary>
/// Manages the switch to a new physics engine simulation.
/// </summary>
/// <param name="sim">Index of the simulation to switch to.</param>
public void SwitchSimulation(int sim)
{
currentSimulationIndex = sim;
//Clear out any old rendering stuff.
ModelDrawer.Clear();
ConstraintDrawer.Clear();
//Tell the previous simulation it's done.
if (currentSimulation != null)
{
currentSimulation.CleanUp();
}
//Create the new demo.
Type demoType = demoTypes[currentSimulationIndex - 1];
#if !WINDOWS
currentSimulation = (Demo)demoType.GetConstructor(new[] { typeof(DemosGame) }).Invoke(new object[] { this });
#else
currentSimulation = (Demo)Activator.CreateInstance(demoType, new object[] { this });
#endif
#region DisplayObject creation
foreach (Entity e in currentSimulation.Space.Entities)
{
if ((string)e.Tag != "noDisplayObject")
{
ModelDrawer.Add(e);
}
else //Remove the now unnecessary tag.
{
e.Tag = null;
}
}
for (int i = 0; i < currentSimulation.Space.Solver.SolverUpdateables.Count; i++)
{
//Add the solver updateable and match up the activity setting.
LineDisplayObjectBase objectAdded = ConstraintDrawer.Add(currentSimulation.Space.Solver.SolverUpdateables[i]);
if (objectAdded != null)
{
objectAdded.IsDrawing = currentSimulation.Space.Solver.SolverUpdateables[i].IsActive;
}
}
#endregion
GC.Collect();
}
public void Unload()
{
ModelDrawer.Clear();
}
