public static List <PolyCurve> GetEdgeLoopsFromRevitFaceAsPolyCurves(Autodesk.Revit.DB.Face face)
{
return(face.EdgeLoops.Cast <EdgeArray>()
.Select(x => x.Cast <Autodesk.Revit.DB.Edge>())
.Select(x => x.Select(t => t.AsCurveFollowingFace(face).ToProtoType(false)))
.Select(PolyCurve.ByJoinedCurves)
.ToList());
}
public static IEnumerable <Surface> ToProtoType(this Autodesk.Revit.DB.Face revitFace,
bool performHostUnitConversion = true)
{
if (revitFace == null)
{
throw new ArgumentNullException("revitFace");
}
var revitEdgeLoops = EdgeLoopPartition.GetAllEdgeLoopsFromRevitFace(revitFace);
var partitionedRevitEdgeLoops = EdgeLoopPartition.ByEdgeLoopsAndFace(revitFace, revitEdgeLoops);
var listSurface = new List <Surface>();
foreach (var edgeloopPartition in partitionedRevitEdgeLoops)
{
// convert the trimming curves
var edgeLoops = EdgeLoopsAsPolyCurves(revitFace, edgeloopPartition);
// convert the underrlying surface
var dyFace = (dynamic)revitFace;
Surface untrimmedSrf = SurfaceExtractor.ExtractSurface(dyFace, edgeLoops);
if (untrimmedSrf == null)
{
throw new Exception("Failed to extract surface");
}
// trim the surface
Surface converted = untrimmedSrf.TrimWithEdgeLoops(edgeLoops);
// perform unit conversion if necessary
converted = performHostUnitConversion ? converted.InDynamoUnits() : converted;
// if possible, apply revit reference
var revitRef = revitFace.Reference;
if (revitRef != null)
{
converted = ElementFaceReference.AddTag(converted, revitRef);
}
listSurface.Add(converted);
}
return(listSurface);
}
public static IEnumerable <IEnumerable <Autodesk.Revit.DB.Edge> > GetEdgeLoopsFromRevitFace(Autodesk.Revit.DB.Face face)
{
return(face.EdgeLoops.Cast <EdgeArray>()
.Select(x => x.Cast <Autodesk.Revit.DB.Edge>()));
}
public static IEnumerable <Surface> GetTrimmedSurfacesFromFace(Autodesk.Revit.DB.Face geom)
{
return(geom.ToProtoType(false));
}
public static IEnumerable <Surface> ToProtoType(this Autodesk.Revit.DB.Face revitFace,
bool performHostUnitConversion = true, Reference referenceOverride = null)
{
if (revitFace == null)
{
throw new ArgumentNullException("revitFace");
}
var revitCurveLoops = CurveLoopPartition.GetAllCurveloopsFromRevitFace(revitFace);
var partitionedRevitCurveLoops = CurveLoopPartition.ByCurveLoops(revitCurveLoops);
var listSurface = new List <Surface>();
foreach (var curveloopPartition in partitionedRevitCurveLoops)
{
// convert the trimming curves
var curveLoops = CurveLoopsAsPolyCurves(revitFace, curveloopPartition.GetAllCurves());
// convert the underrlying surface
var dyFace = (dynamic)revitFace;
Surface untrimmedSrf = SurfaceExtractor.ExtractSurface(dyFace, curveLoops);
if (untrimmedSrf == null)
{
curveLoops.ForEach(x => x.Dispose());
curveLoops.Clear();
throw new Exception("Failed to extract surface");
}
// trim the surface
Surface converted;
try
{
converted = untrimmedSrf.TrimWithEdgeLoops(curveLoops);
}
catch (Exception e)
{
curveLoops.ForEach(x => x.Dispose());
curveLoops.Clear();
untrimmedSrf.Dispose();
throw e;
}
curveLoops.ForEach(x => x.Dispose());
curveLoops.Clear();
untrimmedSrf.Dispose();
// perform unit conversion if necessary
if (performHostUnitConversion)
{
UnitConverter.ConvertToDynamoUnits(ref converted);
}
// if possible, apply revit reference
var revitRef = referenceOverride ?? revitFace.Reference;
if (revitRef != null)
{
converted = ElementFaceReference.AddTag(converted, revitRef);
}
listSurface.Add(converted);
}
return(listSurface);
}