public static List <Polygon3D> ToSAM_Polygon3Ds(this Autodesk.Revit.DB.Face face, double tolerance = Core.Tolerance.Distance)
{
if (face == null)
{
return(null);
}
if (face is PlanarFace)
{
return(ToSAM_Polygon3Ds((PlanarFace)face, tolerance));
}
List <Polygon3D> result = new List <Polygon3D>();
List <Triangle3D> triangle3Ds = face.Triangulate(1)?.ToSAM(tolerance)?.GetTriangles();
foreach (Triangle3D triangle3D in triangle3Ds)
{
Polygon3D polygon3D = Spatial.Create.Polygon3D(triangle3D);
if (polygon3D == null)
{
continue;
}
result.Add(polygon3D);
}
return(result);
}
/// <summary>
/// Draws an analysis zone in Dynamo. Use this to identify which zone is which in the CreateFromMass/CreateFromMassAndLevels 'ZoneIds' output list.
/// </summary>
/// <param name="ZoneId">The ElementId of the zone to draw. Get this from the AnalysisZones > CreateFrom* > ZoneIds output list</param>
/// <returns>A list of Dynamo meshes for each zone.</returns>
public static List <Autodesk.DesignScript.Geometry.Mesh> DrawAnalysisZone(ElementId ZoneId)
{
//local varaibles
Document RvtDoc = DocumentManager.Instance.CurrentUIApplication.ActiveUIDocument.Document;
MassZone zone = null;
Autodesk.Revit.DB.ElementId myEnergyModelId = null;
// get zone data from the document using the id
try
{
zone = (MassZone)RvtDoc.GetElement(new Autodesk.Revit.DB.ElementId(ZoneId.InternalId));
if (zone == null)
{
throw new Exception();
}
}
catch (Exception)
{
throw new Exception("Couldn't find a zone object with Id #: " + ZoneId.ToString());
}
//try to get the element id of the MassEnergyAnalyticalModel - we need this to pull faces from
try
{
myEnergyModelId = zone.MassEnergyAnalyticalModelId;
// myEnergyModelId = MassEnergyAnalyticalModel.GetMassEnergyAnalyticalModelIdForMassInstance(RvtDoc, MassFamilyInstance.InternalElement.Id);
if (myEnergyModelId == null)
{
throw new Exception();
}
}
catch (Exception)
{
//throw new Exception("Couldn't find a MassEnergyAnalyticalModel object belonging to the Mass instance with Id #: " + MassFamilyInstance.InternalElement.Id.ToString());
throw new Exception("Couldn't find a MassEnergyAnalyticalModel object belonging to the Mass instance with Id #: " + zone.MassEnergyAnalyticalModelId.ToString());
}
//return a list of all fo the mesh faces for each zone
List <Autodesk.DesignScript.Geometry.Mesh> outMeshes = new List <Autodesk.DesignScript.Geometry.Mesh>();
//get references to all of the faces
IList <Reference> faceRefs = zone.GetReferencesToEnergyAnalysisFaces();
foreach (var faceRef in faceRefs)
{
//get the actual face and add the converted version to our list
Autodesk.Revit.DB.Face face = (Autodesk.Revit.DB.Face)zone.GetGeometryObjectFromReference(faceRef);
outMeshes.Add(Revit.GeometryConversion.RevitToProtoMesh.ToProtoType(face.Triangulate()));
}
return(outMeshes);
}
public static void DrawFace(RenderDescription description, object obj)
{
Autodesk.Revit.DB.Face face = obj as Autodesk.Revit.DB.Face;
if (face == null)
{
return;
}
Mesh3D[] meshes = RevitMeshToHelixMesh(face.Triangulate(0.2));
foreach (Mesh3D mesh in meshes)
{
description.meshes.Add(mesh);
}
}
public static List <Triangle3f> TriangulateG3(this Autodesk.Revit.DB.Face _face)
{
var mesh = _face.Triangulate();
var count = mesh.NumTriangles;
var list = new List <Triangle3f>();
for (int i = 0; i < count; i++)
{
var t = mesh.get_Triangle(i);
var triangle = new Triangle3f
(t.get_Vertex(0).ToVector3f(),
t.get_Vertex(1).ToVector3f(),
t.get_Vertex(2).ToVector3f());
list.Add(triangle);
}
return(list);
}
/// <summary>
/// Draws a mesh in Dynamo representing an analysis surface. Useful when trying to identify a surface to modify.
/// </summary>
/// <param name="SurfaceId">The ElementId of the surface to draw. Get this from AnalysisZones > CreateFrom* > SurfaceIds output list</param>
/// <returns></returns>
public static Autodesk.DesignScript.Geometry.Mesh DrawAnalysisSurface(ElementId SurfaceId)
{
//local varaibles
Document RvtDoc = DocumentManager.Instance.CurrentUIApplication.ActiveUIDocument.Document;
MassSurfaceData surf = null;
Autodesk.Revit.DB.ElementId myEnergyModelId = null;
//try to get the MassSurfaceData object from the document
try
{
surf = (MassSurfaceData)RvtDoc.GetElement(new Autodesk.Revit.DB.ElementId(SurfaceId.InternalId));
if (surf == null)
{
throw new Exception();
}
}
catch (Exception)
{
throw new Exception("Couldn't find a MassSurfaceData object with Id #: " + SurfaceId.ToString());
}
//try to get the element id of the MassEnergyAnalyticalModel - we need this to pull faces from
try
{
myEnergyModelId = surf.ReferenceElementId;
if (myEnergyModelId == null)
{
throw new Exception();
}
}
catch (Exception)
{
throw new Exception("Couldn't find a MassEnergyAnalyticalModel object belonging to the Mass instance with Id #: " + surf.ReferenceElementId.ToString());
}
//get the smallest face
Autodesk.Revit.DB.Face smallFace = GetSmallestFace(RvtDoc, surf, myEnergyModelId);
Autodesk.Revit.DB.Mesh prettyMesh = smallFace.Triangulate();
return(Revit.GeometryConversion.RevitToProtoMesh.ToProtoType(prettyMesh));
}
