public double GetWallCutArea(
FamilyInstance fi,
Wall wall)
{
Document doc = fi.Document;
XYZ cutDir = null;
CurveLoop curveLoop
= ExporterIFCUtils.GetInstanceCutoutFromWall(
fi.Document, wall, fi, out cutDir);
IList <CurveLoop> loops = new List <CurveLoop>(1);
loops.Add(curveLoop);
if (!wall.IsStackedWallMember)
{
return(ExporterIFCUtils.ComputeAreaOfCurveLoops(loops));
}
else
{
// Will not get multiple stacked walls with
// varying thickness due to the nature of rooms.
// Use ReferenceIntersector if we can identify
// those missing room faces...open for suggestions.
SolidHandler solHandler = new SolidHandler();
Options optCompRef
= doc.Application.Create.NewGeometryOptions();
if (null != optCompRef)
{
optCompRef.ComputeReferences = true;
optCompRef.DetailLevel = ViewDetailLevel.Medium;
}
GeometryElement geomElemHost
= wall.get_Geometry(optCompRef)
as GeometryElement;
Solid solidOpening = GeometryCreationUtilities
.CreateExtrusionGeometry(loops,
cutDir.Negate(), .1);
Solid solidHost
= solHandler.CreateSolidFromBoundingBox(
null, geomElemHost.GetBoundingBox(), null);
// We dont really care about the boundingbox
// rotation as we only need the intersected solid.
if (solidHost == null)
{
return(0);
}
Solid intersectSolid = BooleanOperationsUtils
.ExecuteBooleanOperation(solidOpening,
solidHost, BooleanOperationsType.Intersect);
if (intersectSolid.Faces.Size.Equals(0))
{
solidOpening = GeometryCreationUtilities
.CreateExtrusionGeometry(loops, cutDir, .1);
intersectSolid = BooleanOperationsUtils
.ExecuteBooleanOperation(solidOpening,
solidHost, BooleanOperationsType.Intersect);
}
if (DebugHandler.EnableSolidUtilityVolumes)
{
using (Transaction t = new Transaction(doc))
{
t.Start("Stacked1");
ShapeCreator.CreateDirectShape(doc,
intersectSolid, "stackedOpening");
t.Commit();
}
}
return(solHandler.GetLargestFaceArea(
intersectSolid));
}
}
public double GetWallAsOpeningArea(
Element elemOpening,
Solid solidRoom)
{
Document doc = elemOpening.Document;
Wall wallAsOpening = elemOpening as Wall; // most likely an embedded curtain wall
Options options = doc.Application.Create.NewGeometryOptions();
options.ComputeReferences = true;
options.IncludeNonVisibleObjects = true;
List <Element> walls = new List <Element>();
walls.Add(wallAsOpening);
// To my recollection this won't
// pick up an edited wall profile
List <List <XYZ> > polygons = GetWallProfilePolygons(
walls, options);
IList <CurveLoop> solidProfile
= XYZAsCurveloop(polygons.First());
Solid solidOpening = GeometryCreationUtilities
.CreateExtrusionGeometry(solidProfile,
wallAsOpening.Orientation, 1);
Solid intersectSolid = BooleanOperationsUtils
.ExecuteBooleanOperation(solidOpening,
solidRoom, BooleanOperationsType.Intersect);
if (intersectSolid.Faces.Size.Equals(0))
{
// Then we are extruding in the wrong direction
solidOpening = GeometryCreationUtilities
.CreateExtrusionGeometry(solidProfile,
wallAsOpening.Orientation.Negate(), 1);
intersectSolid = BooleanOperationsUtils
.ExecuteBooleanOperation(solidOpening,
solidRoom, BooleanOperationsType.Intersect);
}
if (DebugHandler.EnableSolidUtilityVolumes)
{
using (Transaction t = new Transaction(doc))
{
t.Start("Test1");
ShapeCreator.CreateDirectShape(doc,
intersectSolid, "namesolid");
t.Commit();
}
}
double openingArea = GetLargestFaceArea(
intersectSolid);
LogCreator.LogEntry(";_______OPENINGAREA;"
+ elemOpening.Id.ToString() + ";"
+ elemOpening.Category.Name + ";"
+ elemOpening.Name + ";"
+ (openingArea * 0.09290304).ToString());
return(openingArea);
}