private bool GetPointFromRow(COBieCoordinateRow row, out XbimPoint3D point)
{
double x, y, z;
if ((double.TryParse(row.CoordinateXAxis, out x)) &&
(double.TryParse(row.CoordinateYAxis, out y)) &&
(double.TryParse(row.CoordinateZAxis, out z))
)
{
point = new XbimPoint3D(x, y, z);
return true;
}
else
{
point = new XbimPoint3D();
return false;
}
}
/// <summary>
/// Calculate the ObjectPlacment for an IfcProduct from row data and the parent object
/// </summary>
/// <param name="row">COBieCoordinateRow holding the data</param>
/// <param name="placementRelToIfcProduct">IfcProduct that the ObjectPlacment relates too, i.e. the parent of the ifcProduct ObjectPlacment we are calculating</param>
/// <returns></returns>
private IfcLocalPlacement CalcObjectPlacement(COBieCoordinateRow row, IfcProduct placementRelToIfcProduct)
{
XbimPoint3D locationPt;
bool havePoint = GetPointFromRow(row, out locationPt);
if (havePoint)
{
if ((placementRelToIfcProduct != null) && (placementRelToIfcProduct.ObjectPlacement is IfcLocalPlacement))
{
//TEST, change the building position to see if the same point comes out in Excel sheet, it should be, and in test was.
//((IfcAxis2Placement3D)((IfcLocalPlacement)placementRelToIfcProduct.ObjectPlacement).RelativePlacement).SetNewLocation(10.0, 10.0, 0.0);
IfcLocalPlacement placementRelTo = (IfcLocalPlacement)placementRelToIfcProduct.ObjectPlacement;
XbimMatrix3D matrix3D = ConvertMatrix3D(placementRelTo);
//we want to take off the translations and rotations caused by IfcLocalPlacement of the parent objects as we will add these to the new IfcLocalPlacement for this floor
matrix3D.Invert(); //so invert matrix to remove the translations to give the origin for the next IfcLocalPlacement
locationPt = matrix3D.Transform(locationPt); //get the point with relation to the last IfcLocalPlacement i.e the parent element
//Get the WCS matrix values
double rotX, rotY, rotZ;
if (!(double.TryParse(row.YawRotation, out rotX) && (double.NaN.CompareTo(rotX) != 0)))
rotX = 0.0;
if (!(double.TryParse(row.ElevationalRotation, out rotY) && (double.NaN.CompareTo(rotY) != 0)))
rotY = 0.0;
if (double.TryParse(row.ClockwiseRotation, out rotZ) && (double.NaN.CompareTo(rotZ) != 0))
rotZ = rotZ * -1; //convert back from clockwise to anti clockwise
else
rotZ = 0.0;
//apply the WCS rotation from COBie Coordinates stored values
XbimMatrix3D matrixNewRot3D = new XbimMatrix3D();
if (rotX != 0.0)
matrixNewRot3D.RotateAroundXAxis(TransformedBoundingBox.DegreesToRadians(rotX));
if (rotY != 0.0)
matrixNewRot3D.RotateAroundYAxis(TransformedBoundingBox.DegreesToRadians(rotY));
if (rotZ != 0.0)
matrixNewRot3D.RotateAroundZAxis(TransformedBoundingBox.DegreesToRadians(rotZ));
//remove any displacement from the matrix which moved/rotated us to the object space
matrix3D.OffsetX = 0.0F;
matrix3D.OffsetY = 0.0F;
matrix3D.OffsetZ = 0.0F;
//remove the matrix that got use to the object space from the WCS location of this object
XbimMatrix3D matrixRot3D = matrixNewRot3D * matrix3D;
//get the rotation vectors to place in the new IfcAxis2Placement3D for the new IfcLocalPlacement for this object
XbimVector3D ucsAxisX = matrixRot3D.Transform(new XbimVector3D(1, 0, 0));
XbimVector3D ucsAxisZ = matrixRot3D.Transform(new XbimVector3D(0, 0, 1));
ucsAxisX.Normalize();
ucsAxisZ.Normalize();
//create the new IfcAxis2Placement3D
IfcAxis2Placement3D relativePlacemant = Model.Instances.New<IfcAxis2Placement3D>();
relativePlacemant.SetNewDirectionOf_XZ(ucsAxisX.X, ucsAxisX.Y, ucsAxisX.Z, ucsAxisZ.X, ucsAxisZ.Y, ucsAxisZ.Z);
relativePlacemant.SetNewLocation(locationPt.X, locationPt.Y, locationPt.Z);
//Set up IfcLocalPlacement
IfcLocalPlacement objectPlacement = Model.Instances.New<IfcLocalPlacement>();
objectPlacement.PlacementRelTo = placementRelTo;
objectPlacement.RelativePlacement = relativePlacemant;
return objectPlacement;
}
}
return null;
}
/// <summary>
/// Add space placement
/// </summary>
/// <param name="row">COBieCoordinateRow holding the data for one corner</param>
/// <param name="rowNext">COBieCoordinateRow holding the data for the other corner</param>
private void AddBoundingBoxAsExtrudedAreaSolid(COBieCoordinateRow row, COBieCoordinateRow rowNext)
{
if (row.SheetName.ToLower() == "floor")
{
IfcBuildingStorey ifcBuildingStorey = null;
if (ValidateString(row.ExtIdentifier))
{
IfcGloballyUniqueId id = new IfcGloballyUniqueId(row.ExtIdentifier);
ifcBuildingStorey = Model.Instances.Where<IfcBuildingStorey>(bs => bs.GlobalId == id).FirstOrDefault();
}
if ((ifcBuildingStorey == null) && (ValidateString(row.RowName)))
{
ifcBuildingStorey = Model.Instances.Where<IfcBuildingStorey>(bs => bs.Name == row.RowName).FirstOrDefault();
}
if (ifcBuildingStorey != null)
{
//using statement will set the Model.OwnerHistoryAddObject to IfcRoot.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcBuildingStorey.OwnerHistory))
{
IfcProduct placementRelToIfcProduct = ifcBuildingStorey.SpatialStructuralElementParent as IfcProduct;
AddExtrudedRectangle(row, rowNext, ifcBuildingStorey, placementRelToIfcProduct);
}
}
}
if (row.SheetName.ToLower() == "space")
{
IfcSpace ifcSpace = null;
if (ValidateString(row.ExtIdentifier))
{
IfcGloballyUniqueId id = new IfcGloballyUniqueId(row.ExtIdentifier);
ifcSpace = Model.Instances.Where<IfcSpace>(bs => bs.GlobalId == id).FirstOrDefault();
}
if ((ifcSpace == null) && (ValidateString(row.RowName)))
{
ifcSpace = Model.Instances.Where<IfcSpace>(bs => bs.Name == row.RowName).FirstOrDefault();
}
if ((ifcSpace == null) && (ValidateString(row.RowName)))
{
IEnumerable<IfcSpace> ifcSpaces = Model.Instances.Where<IfcSpace>(bs => bs.Description == row.RowName);
//check we have one, if >1 then no match
if ((ifcSpaces.Any()) && (ifcSpaces.Count() == 1))
ifcSpace = ifcSpaces.FirstOrDefault();
}
if (ifcSpace != null)
{
if (ifcSpace.Representation != null) //check it has no graphics attached, if it has then skip
return;
//using statement will set the Model.OwnerHistoryAddObject to IfcRoot.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcSpace.OwnerHistory))
{
IfcProduct placementRelToIfcProduct = ifcSpace.SpatialStructuralElementParent as IfcProduct;
AddExtrudedRectangle(row, rowNext, ifcSpace, placementRelToIfcProduct);
}
}
}
if (row.SheetName.ToLower() == "component")
{
IfcElement ifcElement = null;
if (ValidateString(row.ExtIdentifier))
{
IfcGloballyUniqueId id = new IfcGloballyUniqueId(row.ExtIdentifier);
ifcElement = Model.Instances.Where<IfcElement>(bs => bs.GlobalId == id).FirstOrDefault();
}
if ((ifcElement == null) && (ValidateString(row.RowName)))
{
ifcElement = Model.Instances.Where<IfcElement>(bs => bs.Name == row.RowName).FirstOrDefault();
}
if ((ifcElement == null) && (ValidateString(row.RowName)))
{
IEnumerable<IfcElement> ifcElements = Model.Instances.Where<IfcElement>(bs => bs.Description == row.RowName);
//check we have one, if >1 then no match
if ((ifcElements.Any()) && (ifcElements.Count() == 1))
ifcElement = ifcElements.FirstOrDefault();
}
if (ifcElement != null)
{
if (ifcElement.Representation != null) //check it has no graphics attached, if it has then skip
return;
//using statement will set the Model.OwnerHistoryAddObject to IfcRoot.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcElement.OwnerHistory))
{
IfcProduct placementRelToIfcProduct = ifcElement.ContainedInStructure as IfcProduct;
IfcRelContainedInSpatialStructure ifcRelContainedInSpatialStructure = Model.Instances.OfType<IfcRelContainedInSpatialStructure>().Where(rciss => rciss.RelatedElements.Contains(ifcElement)).FirstOrDefault();
if ((ifcRelContainedInSpatialStructure != null) &&
(ifcRelContainedInSpatialStructure.RelatingStructure != null)
)
{
placementRelToIfcProduct = ifcRelContainedInSpatialStructure.RelatingStructure as IfcProduct;
AddExtrudedRectangle(row, rowNext, ifcElement, placementRelToIfcProduct);
}
else
{
#if DEBUG
Console.WriteLine("COBieXBimCoordinate.AddBoundingBoxAsExtrudedAreaSolid: Cannot find Parent object placement");
#endif
}
}
}
else
{
#if DEBUG
Console.WriteLine("COBieXBimCoordinate.AddBoundingBoxAsExtrudedAreaSolid: Cannot find object to relate points too");
#endif
}
}
}
/// <summary>
/// Add a Bounding Box extrusion onto the ifcProduct
/// </summary>
/// <param name="row">COBieCoordinateRow holding the data for one corner</param>
/// <param name="rowNext">COBieCoordinateRow holding the data for the other corner</param>
/// <param name="placementRelToIfcProduct">Product which is parent of ifcProduct passed product to add extrusion onto</param>
/// <param name="ifcProduct">IfcProduct to add the extrusion onto</param>
private void AddExtrudedRectangle(COBieCoordinateRow row, COBieCoordinateRow rowNext, IfcProduct ifcProduct, IfcProduct placementRelToIfcProduct)
{
if (ifcProduct != null)
{
COBieCoordinateRow lowerLeftRow, upperRightRow;
if (row.Category.ToLower() == "box-lowerleft")
{
lowerLeftRow = row;
upperRightRow = rowNext;
}
else
{
lowerLeftRow = rowNext;
upperRightRow = row;
}
IfcLocalPlacement objectPlacement = CalcObjectPlacement(lowerLeftRow, placementRelToIfcProduct);
if (objectPlacement != null)
{
//set the object placement for the space
ifcProduct.ObjectPlacement = objectPlacement;
//get matrix to the space placement
XbimMatrix3D matrix3D = ConvertMatrix3D(objectPlacement);
//invert matrix so we can convert row points back to the object space
matrix3D.Invert();
//lets get the points from the two rows
XbimPoint3D lowpt, highpt;
if ((GetPointFromRow(upperRightRow, out highpt)) &&
(GetPointFromRow(lowerLeftRow, out lowpt))
)
{
//transform the points back to object space
lowpt = matrix3D.Transform(lowpt);
highpt = matrix3D.Transform(highpt);
//in object space so we can use Rect3D as this will be aligned with coordinates systems X and Y
XbimRect3D bBox = new XbimRect3D();
bBox.Location = lowpt;
bBox.Union(highpt);
if ((double.NaN.CompareTo(bBox.SizeX) != 0) && (double.NaN.CompareTo(bBox.SizeY) != 0))
{
XbimPoint3D ctrPt = new XbimPoint3D(bBox.X + (bBox.SizeX / 2.0), bBox.Y + (bBox.SizeY / 2.0), bBox.Z + (bBox.SizeZ / 2.0));
//Create IfcRectangleProfileDef
IfcCartesianPoint IfcCartesianPointCtr = Model.Instances.New<IfcCartesianPoint>(cp => { cp.X = ctrPt.X; cp.Y = ctrPt.Y; cp.Z = 0.0; }); //centre point of 2D box
IfcDirection IfcDirectionXDir = Model.Instances.New<IfcDirection>(d => { d.X = 1.0; d.Y = 0; d.Z = 0.0; }); //default to X direction
IfcAxis2Placement2D ifcAxis2Placement2DCtr = Model.Instances.New<IfcAxis2Placement2D>(a2p => { a2p.Location = IfcCartesianPointCtr; a2p.RefDirection = IfcDirectionXDir; });
IfcRectangleProfileDef ifcRectangleProfileDef = Model.Instances.New<IfcRectangleProfileDef>(rpd => { rpd.ProfileType = IfcProfileTypeEnum.AREA; rpd.ProfileName = row.RowName; rpd.Position = ifcAxis2Placement2DCtr; rpd.XDim = bBox.SizeX; rpd.YDim = bBox.SizeY; });
//Create IfcExtrudedAreaSolid
IfcDirection IfcDirectionAxis = Model.Instances.New<IfcDirection>(d => { d.X = 0.0; d.Y = 0; d.Z = 1.0; }); //default to Z direction
IfcDirection IfcDirectionRefDir = Model.Instances.New<IfcDirection>(d => { d.X = 1.0; d.Y = 0; d.Z = 0.0; }); //default to X direction
IfcCartesianPoint IfcCartesianPointPosition = Model.Instances.New<IfcCartesianPoint>(cp => { cp.X = 0.0; cp.Y = 0.0; cp.Z = 0.0; }); //centre point of 2D box
IfcAxis2Placement3D ifcAxis2Placement3DPosition = Model.Instances.New<IfcAxis2Placement3D>(a2p3D => { a2p3D.Location = IfcCartesianPointPosition; a2p3D.Axis = IfcDirectionAxis; a2p3D.RefDirection = IfcDirectionRefDir; });
IfcDirection IfcDirectionExtDir = Model.Instances.New<IfcDirection>(d => { d.X = 0.0; d.Y = 0; d.Z = 1.0; }); //default to Z direction
IfcExtrudedAreaSolid ifcExtrudedAreaSolid = Model.Instances.New<IfcExtrudedAreaSolid>(eas => { eas.SweptArea = ifcRectangleProfileDef; eas.Position = ifcAxis2Placement3DPosition; eas.ExtrudedDirection = IfcDirectionExtDir; eas.Depth = bBox.SizeZ; });
//Create IfcShapeRepresentation
IfcShapeRepresentation ifcShapeRepresentation = Model.Instances.New<IfcShapeRepresentation>(sr => { sr.ContextOfItems = Model.IfcProject.ModelContext(); sr.RepresentationIdentifier = "Body"; sr.RepresentationType = "SweptSolid"; });
ifcShapeRepresentation.Items.Add(ifcExtrudedAreaSolid);
//create IfcProductDefinitionShape
IfcProductDefinitionShape ifcProductDefinitionShape = Model.Instances.New<IfcProductDefinitionShape>(pds => { pds.Name = row.Name; pds.Description = row.SheetName; });
ifcProductDefinitionShape.Representations.Add(ifcShapeRepresentation);
//Link to the IfcProduct
ifcProduct.Representation = ifcProductDefinitionShape;
}
else
{
#if DEBUG
Console.WriteLine("Failed to calculate box size for {0}", row.Name);
#endif
}
}
}
else
{
#if DEBUG
Console.WriteLine("Failed to add Object placement for {0}", row.Name);
#endif
}
}
}
/// <summary>
/// Add floor placement point
/// </summary>
/// <param name="row">COBieCoordinateRow holding the data</param>
private void AddFloorPlacement(COBieCoordinateRow row)
{
IfcBuildingStorey ifcBuildingStorey = null;
if (ValidateString(row.ExtIdentifier))
{
IfcGloballyUniqueId id = new IfcGloballyUniqueId(row.ExtIdentifier);
ifcBuildingStorey = Model.Instances.Where<IfcBuildingStorey>(bs => bs.GlobalId == id).FirstOrDefault();
}
if ((ifcBuildingStorey == null) && (ValidateString(row.RowName)))
{
ifcBuildingStorey = Model.Instances.Where<IfcBuildingStorey>(bs => bs.Name == row.RowName).FirstOrDefault();
}
if (ifcBuildingStorey != null)
{
IfcProduct placementRelToIfcProduct = ifcBuildingStorey.SpatialStructuralElementParent as IfcProduct;
IfcLocalPlacement objectPlacement = CalcObjectPlacement(row, placementRelToIfcProduct);
if (objectPlacement != null)
{
//using statement will set the Model.OwnerHistoryAddObject to IfcRoot.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcBuildingStorey.OwnerHistory))
{
ifcBuildingStorey.ObjectPlacement = objectPlacement;
}
}
}
}
