/***************************************************/
private static FamilyInstance FamilyInstance_OneLevelBasedHosted(Document document, FamilySymbol familySymbol, XYZ origin, Transform orientation, Element host, RevitSettings settings)
{
if (host == null)
{
BH.Engine.Reflection.Compute.RecordError($"Element could not be created: instantiation of families with placement type of {familySymbol.Family.FamilyPlacementType} requires a host. ElementId: {familySymbol.Id.IntegerValue}");
return(null);
}
FamilyInstance familyInstance;
if (orientation?.BasisX == null)
{
familyInstance = document.Create.NewFamilyInstance(origin, familySymbol, host, StructuralType.NonStructural);
if (familyInstance == null)
{
return(null);
}
}
else
{
familyInstance = document.Create.NewFamilyInstance(origin, familySymbol, orientation.BasisX, host, StructuralType.NonStructural);
if (familyInstance == null)
{
return(null);
}
document.Regenerate();
if (1 - Math.Abs(familyInstance.GetTotalTransform().BasisY.DotProduct(orientation.BasisY.Normalize())) > settings.AngleTolerance)
{
BH.Engine.Reflection.Compute.RecordWarning($"The orientation used to create the family instance was not perpendicular to the face on which the instance was placed. The orientation out of plane has been ignored. ElementId: {familyInstance.Id.IntegerValue}");
}
}
XYZ location = (familyInstance.Location as LocationPoint)?.Point;
if (location != null && location.DistanceTo(origin) > settings.DistanceTolerance)
{
List <Solid> hostSolids = host.Solids(new Options());
if (hostSolids == null && hostSolids.All(x => !origin.IsInside(x, settings.DistanceTolerance)))
{
BH.Engine.Reflection.Compute.RecordWarning($"The input location point for creation of a family instance was outside of the host solid, the point has been snapped to the host. ElementId: {familyInstance.Id.IntegerValue}");
}
}
return(familyInstance);
}
/***************************************************/
public static bool SetLocation(this FamilyInstance element, IInstance instance, RevitSettings settings)
{
if (instance.Location == null)
{
return(false);
}
bool success = false;
if (instance.Location is BH.oM.Geometry.Point)
{
LocationPoint location = element.Location as LocationPoint;
if (location == null)
{
return(false);
}
XYZ newLocation = ((BH.oM.Geometry.Point)instance.Location).ToRevit();
if (location.Point.DistanceTo(newLocation) > settings.DistanceTolerance)
{
if (element.Host != null)
{
if (element.HostFace == null)
{
List <Solid> hostSolids = element.Host.Solids(new Options());
if (hostSolids != null && hostSolids.All(x => !newLocation.IsInside(x, settings.DistanceTolerance)))
{
BH.Engine.Reflection.Compute.RecordWarning($"The new location point used to update the location of a family instance was outside of the host solid, the point has been snapped to the host. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
}
}
else
{
if (element.Host is ReferencePlane)
{
Autodesk.Revit.DB.Plane p = ((ReferencePlane)element.Host).GetPlane();
if (p.Origin.DistanceTo(newLocation) > settings.DistanceTolerance && Math.Abs((p.Origin - newLocation).Normalize().DotProduct(p.Normal)) > settings.AngleTolerance)
{
BH.Engine.Reflection.Compute.RecordError($"Location update failed: the new location point used on update of a family instance does not lie in plane with its reference plane. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
return(false);
}
}
else
{
Autodesk.Revit.DB.Face face = element.Host.GetGeometryObjectFromReference(element.HostFace) as Autodesk.Revit.DB.Face;
XYZ toProject = newLocation;
Transform instanceTransform = null;
if (element.Host is FamilyInstance && !((FamilyInstance)element.Host).HasModifiedGeometry())
{
instanceTransform = ((FamilyInstance)element.Host).GetTotalTransform();
toProject = (instanceTransform.Inverse.OfPoint(newLocation));
}
IntersectionResult ir = face?.Project(toProject);
if (ir == null)
{
BH.Engine.Reflection.Compute.RecordError($"Location update failed: the new location point used on update of a family instance could not be placed on its host face. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
return(false);
}
newLocation = ir.XYZPoint;
if (instanceTransform != null)
{
newLocation = (instanceTransform.OfPoint(newLocation));
}
if (ir.Distance > settings.DistanceTolerance)
{
BH.Engine.Reflection.Compute.RecordWarning($"The location point used on update of a family instance has been snapped to its host face. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
}
}
}
}
location.Point = newLocation;
success = true;
}
if (instance.Orientation?.X != null)
{
Transform transform = element.GetTotalTransform();
XYZ newX = instance.Orientation.X.ToRevit().Normalize();
if (1 - Math.Abs(transform.BasisX.DotProduct(newX)) > settings.AngleTolerance)
{
XYZ revitNormal;
XYZ bHoMNormal;
FamilySymbol fs = element.Document.GetElement(element.GetTypeId()) as FamilySymbol;
if (fs != null && fs.Family.FamilyPlacementType == FamilyPlacementType.OneLevelBasedHosted)
{
revitNormal = transform.BasisY;
bHoMNormal = instance.Orientation.Y.ToRevit().Normalize();
}
else
{
revitNormal = transform.BasisZ;
bHoMNormal = instance.Orientation.Z.ToRevit().Normalize();
}
if (1 - Math.Abs(revitNormal.DotProduct(bHoMNormal)) > settings.AngleTolerance)
{
BH.Engine.Reflection.Compute.RecordWarning($"The orientation applied to the family instance on update has different normal than the original one. Only in-plane rotation has been applied, the orientation out of plane has been ignored. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
}
double angle = transform.BasisX.AngleOnPlaneTo(newX, revitNormal);
if (Math.Abs(angle) > settings.AngleTolerance)
{
ElementTransformUtils.RotateElement(element.Document, element.Id, Autodesk.Revit.DB.Line.CreateBound(newLocation, newLocation + transform.BasisZ), angle);
success = true;
}
}
}
}
else if (instance.Location is ICurve && element.Host != null)
{
LocationCurve location = element.Location as LocationCurve;
BH.oM.Geometry.Line l = instance.Location as BH.oM.Geometry.Line;
if (location == null || l == null)
{
return(false);
}
XYZ start = l.Start.ToRevit();
XYZ end = l.End.ToRevit();
Transform instanceTransform = null;
if (element.Host is FamilyInstance && !((FamilyInstance)element.Host).HasModifiedGeometry())
{
instanceTransform = ((FamilyInstance)element.Host).GetTotalTransform();
start = (instanceTransform.Inverse.OfPoint(start));
end = (instanceTransform.Inverse.OfPoint(end));
}
Autodesk.Revit.DB.Face face = element.Host.GetGeometryObjectFromReference(element.HostFace) as Autodesk.Revit.DB.Face;
IntersectionResult ir1 = face?.Project(start);
IntersectionResult ir2 = face?.Project(end);
if (ir1 == null || ir2 == null)
{
BH.Engine.Reflection.Compute.RecordError($"Location update failed: the new location line used on update of a family instance could not be placed on its host face. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
return(false);
}
if (ir1.Distance > settings.DistanceTolerance || ir2.Distance > settings.DistanceTolerance)
{
BH.Engine.Reflection.Compute.RecordWarning($"The location line used on update of a family instance has been snapped to its host face. BHoM_Guid: {instance.BHoM_Guid} ElementId: {element.Id.IntegerValue}");
}
start = ir1.XYZPoint;
end = ir2.XYZPoint;
if (instanceTransform != null)
{
start = instanceTransform.OfPoint(start);
end = instanceTransform.OfPoint(end);
}
Autodesk.Revit.DB.Line newLocation = Autodesk.Revit.DB.Line.CreateBound(start, end);
if (!newLocation.IsSimilar(location.Curve, settings))
{
location.Curve = newLocation;
success = true;
}
}
else
{
success = SetLocation(element, instance.Location as dynamic, settings);
}
return(success);
}