/// <summary>
/// Provides the set of all floating objects in the world.
/// </summary>
/// <returns>Set of all floating objects in the world.</returns>
public FloatingObjectsSet ToSet()
{
FloatingObjectsSet allFltObjects = new FloatingObjectsSet();
foreach (var bar in v_Grid.Values)
{
allFltObjects.UnionWith(bar.OldSet.GetHashSet());
allFltObjects.UnionWith(bar.NewSet.GetHashSet());
}
return(allFltObjects);
}
/// <summary>
/// Gets the set of floating objects within a given prism.
/// Both objects used and unused in this simulation step are considered.
/// </summary>
public FloatingObjectsSet GetObjectsInPrism(Polygon3D basePolygon, Vector3D vector)
{
FloatingObjectsSet insideObjects = new FloatingObjectsSet();
var topPolygon = basePolygon.Select(vertex => vertex + vector);
foreach (var key in KeysInBox(new Box3D(basePolygon.Union(topPolygon))))
{
insideObjects.UnionWith(v_Grid[key].OldSet.GetHashSet().Where(fltObject =>
basePolygon.IntersectsWith(fltObject.Position, fltObject.Position - vector)));
insideObjects.UnionWith(v_Grid[key].NewSet.GetHashSet().Where(fltObject =>
basePolygon.IntersectsWith(fltObject.Position, fltObject.Position - vector)));
}
return(insideObjects);
}
/// <summary>
/// Gets the set of floating objects within the reaction distance from any position of a given connector.
/// Only objects unused in this simulation step are considered.
/// TODO low priority: return floating objects close to the whole shape of the connector except endpoints
/// </summary>
public FloatingObjectsSet GetNearObjects(ConnectorOnTileInSpace connector, NamedMultiset targetMultiset)
{
FloatingObjectsSet objectsSet = new FloatingObjectsSet();
foreach (var position in connector.Positions)
{
objectsSet.UnionWith(GetNearObjects(connector.SidePoint(position), targetMultiset));
}
return(objectsSet);
}