public static Autodesk.DesignScript.Geometry.Mesh GetMeshFromElem(Revit.Elements.Element element)
{
rDoc = RevitServices.Persistence.DocumentManager.Instance.CurrentDBDocument;
geoOpt = rDoc.Application.Create.NewGeometryOptions();
geoOpt.ComputeReferences = true;
geoOpt.IncludeNonVisibleObjects = false;
object retrievedMeshes = GetMeshes(element);
Autodesk.DesignScript.Geometry.Mesh m = null;
if (retrievedMeshes is IList)
{
int counter = 0;
while (retrievedMeshes is IList)
{
List <Autodesk.DesignScript.Geometry.Mesh> listData = (List <Autodesk.DesignScript.Geometry.Mesh>)retrievedMeshes;
retrievedMeshes = listData[0];
counter++;
if (counter > 100)
{
break;
}
}
m = retrievedMeshes as Autodesk.DesignScript.Geometry.Mesh;
}
else
{
m = retrievedMeshes as Autodesk.DesignScript.Geometry.Mesh;
}
return(m);
}
public MeshBinder(Autodesk.DesignScript.Geometry.Mesh mesh, Color color)
{
dynamoMesh = true;
StartingPositions = mesh.VertexPositions.ToTriples().ToArray();
Color = color;
faces = mesh.FaceIndices;
meshIndices = new IntCollection();
foreach (IndexGroup face in faces)
{
meshIndices.Add((int)face.A);
meshIndices.Add((int)face.B);
meshIndices.Add((int)face.C);
if (face.D == uint.MaxValue)
{
continue;
}
meshIndices.Add((int)face.A);
meshIndices.Add((int)face.C);
meshIndices.Add((int)face.D);
}
}
/// <summary>
/// Create a Revit DirectShape given some geometry, a name for the shape, a Category, and Material.
/// The geometry will be tessellated before being placed in the Revit model
/// The category of a DirectShape cannot be changed after creation, so
/// a new DirectShape will be generated if the category input is changed.
/// </summary>
/// <param name="mesh">A Mesh that will be tessellated and placed in the Revit model as a DirectShape</param>
/// <param name="name">A string name for the DirectShape</param>
/// <param name="category">Must be a top level Built-in Category</param>
/// <param name="material">A Material to apply to the faces of the DirectShape</param>
/// <returns>A DirectShape Element</returns>
public static DirectShape ByMesh(Autodesk.DesignScript.Geometry.Mesh mesh,
Category category,
[DefaultArgumentAttribute(" DirectShape.DynamoPreviewMaterial")] Material material,
string name = DEFAULT_NAME)
{
if (mesh == null)
{
throw new ArgumentNullException("mesh");
}
if (name == null)
{
throw new ArgumentNullException("name");
}
if (category == null)
{
throw new ArgumentNullException("category");
}
if (material == null)
{
throw new ArgumentNullException("material");
}
return(new DirectShape(mesh, name, category, material));
}
public static MeshBinder MeshBinder(
Autodesk.DesignScript.Geometry.Mesh mesh,
[DefaultArgument("null")] Color color)
{
return(new MeshBinder(
mesh,
color?.ToSharpDXColor() ?? DynaShapeDisplay.DefaultMeshFaceColor));
}
private static Autodesk.DesignScript.Geometry.Point getAveragePointFromFace(Autodesk.Revit.DB.Face f)
{
//the point to return
Autodesk.DesignScript.Geometry.Point p = null;
//if face is a ruled face
RuledFace rf = f as RuledFace;
if (rf != null)
{
//units seem to be messed up... convert to a designscript mesh first, then pull from that
Autodesk.DesignScript.Geometry.Mesh m = Revit.GeometryConversion.RevitToProtoMesh.ToProtoType(rf.Triangulate());
var points = m.VertexPositions;
int numVertices = points.Count();
double x = 0, y = 0, z = 0;
foreach (var v in points)
{
x = x + v.X;
y = y + v.Y;
z = z + v.Z;
}
x = x / numVertices;
y = y / numVertices;
z = z / numVertices;
p = Autodesk.DesignScript.Geometry.Point.ByCoordinates(x, y, z);
}
else // if it isn't a ruled face, treat it as planar
{
PlanarFace pf = f as PlanarFace;
if (pf != null)
{
//units seem to be messed up... convert to a designscript mesh first, then pull from that
Autodesk.DesignScript.Geometry.Mesh m = Revit.GeometryConversion.RevitToProtoMesh.ToProtoType(pf.Triangulate());
var points = m.VertexPositions;
int numVertices = points.Count();
double x = 0, y = 0, z = 0;
foreach (var v in points)
{
x = x + v.X;
y = y + v.Y;
z = z + v.Z;
}
x = x / numVertices;
y = y / numVertices;
z = z / numVertices;
p = Autodesk.DesignScript.Geometry.Point.ByCoordinates(x, y, z);
}
}
return(p);
}
/// <summary>
/// Returns the BoundingBox of a Dynamo DesignScript Mesh
/// </summary>
/// <param name="mesh">Dynamo DesignScript Mesh</param>
/// <returns name="BoundingBox">Mesh's BoundingBox</returns>
public static DS.BoundingBox BoundingBox(DS.Mesh mesh)
{
IEnumerable <double> x = mesh.VertexPositions.Select(pt => pt.X);
IEnumerable <double> y = mesh.VertexPositions.Select(pt => pt.Y);
IEnumerable <double> z = mesh.VertexPositions.Select(pt => pt.Z);
return(DS.BoundingBox.ByCorners(
DS.Point.ByCoordinates(x.Min(), y.Min(), z.Min()),
DS.Point.ByCoordinates(x.Max(), y.Max(), z.Max())
));
}
public static Dictionary <string, object> Draw(hMember member)
{
Geo.Point OP1 = member._webAxis.StartPoint;
Geo.Point OP2 = member._webAxis.EndPoint;
Geo.Vector webAxis = Geo.Vector.ByTwoPoints(OP1, OP2);
Geo.Vector normal = member._webNormal;
Geo.Vector lateral = webAxis.Cross(normal);
lateral = lateral.Normalized();
lateral = lateral.Scale(1.75);
normal = normal.Normalized();
normal = normal.Scale(1.5);
Geo.Vector lateralR = Geo.Vector.ByCoordinates(lateral.X * -1, lateral.Y * -1, lateral.Z * -1);
Geo.Point p0 = OP1.Add(normal.Add(lateral));
Geo.Point p1 = OP2.Add(normal.Add(lateral));
Geo.Point p2 = OP1.Add(lateral);
Geo.Point p3 = OP2.Add(lateral);
Geo.Point p6 = OP1.Add(normal.Add(lateralR));
Geo.Point p7 = OP2.Add(normal.Add(lateralR));
Geo.Point p4 = OP1.Add(lateralR);
Geo.Point p5 = OP2.Add(lateralR);
Geo.Point[] pts = { p0, p1, p2, p1, p2, p3, p2, p3, p4, p3, p4, p5, p4, p5, p6, p5, p6, p7 };
Geo.IndexGroup g0 = Geo.IndexGroup.ByIndices(0, 1, 2);
Geo.IndexGroup g1 = Geo.IndexGroup.ByIndices(3, 4, 5);
Geo.IndexGroup g2 = Geo.IndexGroup.ByIndices(6, 7, 8);
Geo.IndexGroup g3 = Geo.IndexGroup.ByIndices(9, 10, 11);
Geo.IndexGroup g4 = Geo.IndexGroup.ByIndices(12, 13, 14);
Geo.IndexGroup g5 = Geo.IndexGroup.ByIndices(15, 16, 17);
Geo.IndexGroup[] ig = { g0, g1, g2, g3, g4, g5 };
Geo.Mesh mesh = Geo.Mesh.ByPointsFaceIndices(pts, ig);
var points = new List <Geo.Point>();
foreach (hOperation op in member.operations)
{
points.Add(member._webAxis.PointAtParameter(op._loc / member._webAxis.Length));
}
return(new Dictionary <string, object>
{
{ "member", mesh },
{ "operations", points }
});
}
/// <summary>
/// Creates a MeshToolkit Mesh by converting a Dynamo Mesh
/// </summary>
/// <param name="mesh">Dynamo Mesh</param>
/// <returns name = "meshToolkit">MeshToolkit Mesh</returns>
public static MT.Mesh ByDynamoMesh(DS.Mesh mesh)
{
var vertices = mesh.VertexPositions;
var indexGroups = mesh.FaceIndices;
List<int> indexes = new List<int>();
foreach (var ind in indexGroups)
{
indexes.Add((int)ind.A);
indexes.Add((int)ind.B);
indexes.Add((int)ind.C);
}
return MT.Mesh.ByVerticesAndIndices(vertices, indexes);
}
public static IList <GeometryObject> ToRevitType(
this Autodesk.DesignScript.Geometry.Mesh mesh,
TessellatedShapeBuilderTarget target = TessellatedShapeBuilderTarget.Mesh,
TessellatedShapeBuilderFallback fallback = TessellatedShapeBuilderFallback.Salvage,
ElementId MaterialId = null,
bool performHostUnitConversion = true)
{
var verts = mesh.VertexPositions;
var indices = mesh.FaceIndices;
var tsb = new TessellatedShapeBuilder()
{
Fallback = fallback, Target = target, GraphicsStyleId = ElementId.InvalidElementId
};
tsb.OpenConnectedFaceSet(false);
for (int faceindex = 0, count = indices.Count(); faceindex < count; faceindex++)
{
var f = indices[faceindex];
//if this is a quad face triangulate it
if (f.Count > 3)
{
//and add two triangles to the tessellated shape builder
var tri1 = IndexGroup.ByIndices(f.B, f.C, f.A);
var tri2 = IndexGroup.ByIndices(f.A, f.C, f.D);
AddFace(tsb, tri1, verts, performHostUnitConversion, MaterialId);
AddFace(tsb, tri2, verts, performHostUnitConversion, MaterialId);
}
else
{
AddFace(tsb, f, verts, performHostUnitConversion, MaterialId);
}
}
tsb.CloseConnectedFaceSet();
tsb.Build();
var result = tsb.GetBuildResult();
foreach (IDisposable vert in verts)
{
vert.Dispose();
}
return(result.GetGeometricalObjects());
}
internal sMesh TosMesh(Dyn.Mesh dym)
{
sMesh sm = new sMesh();
for (int i = 0; i < dym.VertexPositions.Length; ++i)
{
sm.SetVertex(i, new sXYZ(dym.VertexPositions[i].X, dym.VertexPositions[i].Y, dym.VertexPositions[i].Z));
// if (rm.VertexColors[i] != null)
// {
// sm.vertices[i].color = sColor.FromWinColor(rm.VertexColors[i]);
// }
}
for (int i = 0; i < dym.FaceIndices.Length; ++i)
{
sm.SetFace(i, (int)dym.FaceIndices[i].A, (int)dym.FaceIndices[i].B, (int)dym.FaceIndices[i].C);
}
return(sm);
}
/// <summary>
/// Converts a Parasite Mesh to a Dynamo Mesh
/// </summary>
/// <param name="mesh">Parasite mesh object </param>
/// <returns>A Dynamo Mesh object</returns>
public static Autodesk.DesignScript.Geometry.Mesh ToDynamoType(Parasite_Mesh mesh)
{
int[][] faceIndexes = mesh.FaceIndexes;
Parasite_Point3d[] verticesTemp = mesh.Vertices;
List <IndexGroup> indexGroups = new List <IndexGroup>();
List <Autodesk.DesignScript.Geometry.Point> vertices = verticesTemp.Select(x => ToDynamoType(x)).ToList();
for (int i = 0; i < faceIndexes.Length; i++)
{
for (int j = 0; j < faceIndexes[i].Length; j++)
{
if (faceIndexes[i].Length == 3)
{
IndexGroup ig = IndexGroup.ByIndices((uint)faceIndexes[i][0],
(uint)faceIndexes[i][1], (uint)faceIndexes[i][2]);
indexGroups.Add(ig);
}
if (faceIndexes[i].Length == 4)
{
IndexGroup ig = IndexGroup.ByIndices((uint)faceIndexes[i][0],
(uint)faceIndexes[i][1], (uint)faceIndexes[i][2], (uint)faceIndexes[i][3]);
indexGroups.Add(ig);
}
if (faceIndexes[i].Length > 4 || faceIndexes[i].Length < 3)
{
throw new ParasiteArgumentException("A Dynamo mesh cant have a face with more than 4 vertices or less than 3");
}
}
}
Autodesk.DesignScript.Geometry.Mesh dMesh = Autodesk.DesignScript.Geometry.Mesh.ByPointsFaceIndices(vertices, indexGroups);
// TODO: Check for mesh validity
return(dMesh);
}
/// <summary>
/// This method just creates a 10x10x10 cube and outputs it if the bool input is set to true.
/// This was just a simple test to see if it would show up.
/// </summary>
public static Autodesk.DesignScript.Geometry.Mesh GetSimpleMesh(bool returnBox)
{
// Build vertex list
List <Autodesk.DesignScript.Geometry.Point> vertices = new List <Autodesk.DesignScript.Geometry.Point>();
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(0, 0, 0));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(10, 0, 0));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(10, 10, 0));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(0, 10, 0));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(0, 0, 10));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(10, 0, 10));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(10, 10, 10));
vertices.Add(Autodesk.DesignScript.Geometry.Point.ByCoordinates(0, 10, 10));
// build mesh faces
List <IndexGroup> faces = new List <IndexGroup>();
faces.Add(IndexGroup.ByIndices(3, 2, 1, 0));
faces.Add(IndexGroup.ByIndices(4, 5, 1, 0));
faces.Add(IndexGroup.ByIndices(5, 6, 2, 1));
faces.Add(IndexGroup.ByIndices(6, 7, 3, 2));
faces.Add(IndexGroup.ByIndices(7, 4, 0, 3));
faces.Add(IndexGroup.ByIndices(7, 6, 5, 4));
// create the mesh
Autodesk.DesignScript.Geometry.Mesh mesh = Autodesk.DesignScript.Geometry.Mesh.ByPointsFaceIndices(vertices, faces);
if (returnBox)
{
return(mesh);
}
else
{
return(null);
}
}
/// <summary>
/// This is another private method, so Dynamo won't show it when it loads the library as a Zero Touch plugin.
/// This method takes an Autodesk.Revit.DB.Solid from the Revit element and tessellates it to get an
/// Autodesk.Revit.DB.Mesh from it. This mesh is then converted using the Revit.GeometryConversion referance
/// to go from the Autodesk.Revit.DB.Mesh to an Autodesk.DesignScript.Geometry.Mesh.
/// </summary>
/// <param name="solid">Autodesk.Revit.DB.Solid geometry object to mesh.</param>
/// <returns>An Autodesk.DesignScript.Geometry.Mesh from the solid.</returns>
private static dsGeo.Mesh SolidToMesh(Solid solid)
{
dsGeo.Mesh mesh = null;
// Each face of a solid is tessellated separately into a unique mesh, so we first
// Collect all of the meshes that represent a solid's face.
List <dsGeo.Mesh> unjoinedMeshes = new List <dsGeo.Mesh>();
foreach (Face f in solid.Faces)
{
// call the Triangulate method for the Autodesk.Revit.DB.Face
Mesh rMesh = f.Triangulate();
// Use Revit.GeometryConversion.RevitToProtoMesh.ToProtoType method to convert the
// Autodesk.Revit.DB.Mesh to an Autodesk.DesignScript.Geometry.Mesh
dsGeo.Mesh dMesh = RevitToProtoMesh.ToProtoType(rMesh, true);
unjoinedMeshes.Add(dMesh);
}
// Join meshes
if (unjoinedMeshes.Count == 1)
{
mesh = unjoinedMeshes[0];
}
else
{
// Join all of the meshes into a single mesh representing the input solid.
List <dsGeo.Point> vertices = new List <dsGeo.Point>();
List <dsGeo.IndexGroup> indexGroups = new List <dsGeo.IndexGroup>();
foreach (dsGeo.Mesh m in unjoinedMeshes)
{
if (m == null)
{
continue;
}
// A count of the verticies that exist at the start of adding the current mesh.
// This is the base index for specifying the vertex index for each mesh face.
int baseCount = vertices.Count;
// Then add the vertices of this current mesh to the list.
vertices.AddRange(m.VertexPositions);
// Build the Mesh Faces (Autodesk.DesignScript.Geometry.IndexGroup) for this mesh and add it to
// the list of Autodesk.DesignScript.Geometry.IndexGroups.
foreach (dsGeo.IndexGroup ig in m.FaceIndices)
{
// Three vertices for the face
if (ig.Count == 3)
{
// The current meshes vertex indices starts at 0, but the new one will start at baseCount.
dsGeo.IndexGroup iGroup = dsGeo.IndexGroup.ByIndices((uint)(ig.A + baseCount), (uint)(ig.B + baseCount), (uint)(ig.C + baseCount));
indexGroups.Add(iGroup);
}
// Four vertices for the face.
else
{
// The current meshes vertex indices starts at 0, but the new one will start at baseCount.
dsGeo.IndexGroup iGroup = dsGeo.IndexGroup.ByIndices((uint)(ig.A + baseCount), (uint)(ig.B + baseCount), (uint)(ig.C + baseCount), (uint)(ig.D + baseCount));
indexGroups.Add(iGroup);
}
}
}
// Create a new Autodesk.DesignScript.Geometry.Mesh based on the new list of Vertices and IndexGroups (mesh faces)
dsGeo.Mesh joinedMesh = dsGeo.Mesh.ByPointsFaceIndices(vertices, indexGroups);
if (joinedMesh != null)
{
mesh = joinedMesh;
}
}
return(mesh);
}
/// <summary>
/// Iterate through the elements to
/// </summary>
/// <param name="elements"></param>
/// <param name="currentViewOnly"></param>
/// <param name="elemsInView"></param>
/// <returns></returns>
private static List <List <dsGeo.Mesh> > GetMeshes(List <rElems.Element> elements, bool currentViewOnly, List <int> elemsInView)
{
List <List <dsGeo.Mesh> > dynamoMeshes = new List <List <dsGeo.Mesh> >();
foreach (rElems.Element rElem in elements)
{
List <dsGeo.Mesh> elemMeshes = new List <dsGeo.Mesh>();
if (rElem != null)
{
// If the optional CurrentViewOnly input for the node is true, check to make
// sure the element that we're looking for is actually visible in the view.
// There's no sense in getting it's geometry if it's not there to begin with.
if (currentViewOnly && !elemsInView.Contains(rElem.Id))
{
elemMeshes.Add(null);
}
else
{
// Get an Autodesk.Revit.DB.Element from the Revit.Elements.Element's Id property.
Element revElem = rDoc.GetElement(new ElementId(rElem.Id));
// Get the GeometryElement for the current revElem
GeometryElement geoElement = revElem.get_Geometry(geoOpt);
// Check to see if the geoElement is null, and if so return add a list with a single null object and continue.
if (null == geoElement)
{
elemMeshes.Add(null);
dynamoMeshes.Add(elemMeshes);
continue;
}
// If the GeometryElement is not null, lets continue by grabbing the objects in it.
foreach (GeometryObject geoObj in geoElement)
{
// The GeometryObject could be a GeometryInstasnce if we're dealing with a typical family or even an import
// but will just start returning the geometry objects (Solid, Mesh, Line, etc.) if it's a System Family.
// Check if it's a geometry object we'll need to go deeper, otherwise we'll just need to check for the right geometry.
if (geoObj is GeometryInstance)
{
// Iterate through the objects in the instance to get the appropriate geometry.
GeometryInstance geoInst = geoObj as GeometryInstance;
foreach (GeometryObject instObj in geoInst.GetInstanceGeometry())
{
if (instObj is Solid)
{
Solid solid = instObj as Solid;
if (null == solid || 0 == solid.Faces.Size || 0 == solid.Edges.Size)
{
continue;
}
else
{
// Convert the Solid to a Dynamo Mesh
dsGeo.Mesh dMesh = SolidToMesh(solid);
elemMeshes.Add(dMesh);
}
}
else if (instObj is Mesh)
{
Mesh rMesh = instObj as Mesh;
if (null == rMesh || 0 == rMesh.Vertices.Count)
{
continue;
}
else
{
dsGeo.Mesh dMesh = RevitToProtoMesh.ToProtoType(rMesh, true);
elemMeshes.Add(dMesh);
}
}
}
}
else if (geoObj is Solid)
{
Solid solid = geoObj as Solid;
if (null == solid || 0 == solid.Faces.Size || 0 == solid.Edges.Size)
{
continue;
}
else
{
// Convert the Solid to a Dynamo Mesh
dsGeo.Mesh dMesh = SolidToMesh(solid);
elemMeshes.Add(dMesh);
}
}
else if (geoObj is Mesh)
{
Mesh rMesh = geoObj as Mesh;
if (null == rMesh || 0 == rMesh.Vertices.Count)
{
continue;
}
else
{
dsGeo.Mesh dMesh = RevitToProtoMesh.ToProtoType(rMesh, true);
elemMeshes.Add(dMesh);
}
}
}
}
}
if (elemMeshes.Count == 0)
{
elemMeshes.Add(null);
}
dynamoMeshes.Add(elemMeshes);
}
return(dynamoMeshes);
}
public MeshBinder(Autodesk.DesignScript.Geometry.Mesh mesh)
: this(mesh, DynaShapeDisplay.DefaultMeshFaceColor)
{
}
private static Autodesk.DesignScript.Geometry.Mesh SolidToMesh(Autodesk.Revit.DB.Solid solid)
{
Autodesk.DesignScript.Geometry.Mesh mesh = null;
List <Autodesk.DesignScript.Geometry.Mesh> unjoinedMeshes = new List <Autodesk.DesignScript.Geometry.Mesh>();
foreach (Autodesk.Revit.DB.Face f in solid.Faces)
{
Autodesk.Revit.DB.Mesh rMesh = f.Triangulate();
Autodesk.DesignScript.Geometry.Mesh dMesh = RevitToProtoMesh.ToProtoType(rMesh, true);
unjoinedMeshes.Add(dMesh);
}
// Join meshes
if (unjoinedMeshes.Count == 0)
{
mesh = unjoinedMeshes[0];
}
else
{
// Join all of the meshes?
List <Autodesk.DesignScript.Geometry.Point> vertices = new List <Autodesk.DesignScript.Geometry.Point>();
List <IndexGroup> indexGroups = new List <IndexGroup>();
foreach (Autodesk.DesignScript.Geometry.Mesh m in unjoinedMeshes)
{
if (m == null)
{
continue;
}
int baseCount = vertices.Count;
foreach (Autodesk.DesignScript.Geometry.Point pt in m.VertexPositions)
{
vertices.Add(pt);
}
foreach (IndexGroup ig in m.FaceIndices)
{
if (ig.Count == 3)
{
IndexGroup iGroup = IndexGroup.ByIndices((uint)(ig.A + baseCount), (uint)(ig.B + baseCount), (uint)(ig.C + baseCount));
indexGroups.Add(iGroup);
}
else
{
IndexGroup iGroup = IndexGroup.ByIndices((uint)(ig.A + baseCount), (uint)(ig.B + baseCount), (uint)(ig.C + baseCount), (uint)(ig.D + baseCount));
indexGroups.Add(iGroup);
}
}
}
try
{
Autodesk.DesignScript.Geometry.Mesh joinedMesh = Autodesk.DesignScript.Geometry.Mesh.ByPointsFaceIndices(vertices, indexGroups);
if (joinedMesh != null)
{
mesh = joinedMesh;
simpleMeshes.Add(joinedMesh);
}
}
catch
{
// For now just add them all as is
}
}
return(mesh);
}
public static Parasite_Mesh ToParasiteType(Autodesk.DesignScript.Geometry.Mesh mesh, Dictionary <string, string> properties = null)
{
throw new NotImplementedException();
}
/// <summary>
/// Create a new DirectShape element from given
/// list of faces and return the number of faces
/// processed.
/// Return -1 if a face vertex index exceeds the
/// total number of available vertices,
/// representing a fatal error.
/// </summary>
public static DirectShape NewDirectShape(
//List<XYZ> vertices,
Autodesk.DesignScript.Geometry.Mesh mesh,
//FaceCollection faces,
//UIDocument UIdoc,
//ElementId graphicsStyleId,
//string appGuid,
string shapeName)
{
int nFaces = 0;
int nFacesFailed = 0;
Document doc = DocumentManager.Instance.CurrentDBDocument;
string appGuid = doc.Application.ActiveAddInId.GetGUID().ToString();
// Retrieve "<Sketch>" graphics style,
// if it exists.
FilteredElementCollector collector
= new FilteredElementCollector(doc)
.OfClass(typeof(GraphicsStyle));
GraphicsStyle style
= collector.Cast <GraphicsStyle>()
.FirstOrDefault <GraphicsStyle>(gs
=> gs.Name.Equals("<Sketch>"));
ElementId graphicsStyleId = null;
if (style != null)
{
graphicsStyleId = style.Id;
}
TessellatedShapeBuilder builder
= new TessellatedShapeBuilder();
builder.LogString = shapeName;
List <Autodesk.DesignScript.Geometry.Point> corners = new List <Autodesk.DesignScript.Geometry.Point>(4);
List <XYZ> XYZcorners = new List <XYZ>(4);
builder.OpenConnectedFaceSet(false);
// foreach (Face f in faces)
//{
builder.LogInteger = nFaces;
if (corners.Capacity < mesh.FaceIndices.Length)
{
corners = new List <Autodesk.DesignScript.Geometry.Point>(mesh.FaceIndices.Length);
XYZcorners = new List <XYZ>(mesh.FaceIndices.Length);
}
corners.Clear();
XYZcorners.Clear();
foreach (IndexGroup i in mesh.FaceIndices)
{
//Debug.Assert(vertices.Count > i.vertex,
// "how can the face vertex index be larger "
// + "than the total number of vertices?");
corners.Add(mesh.VertexPositions[i.A]);
XYZcorners.Add(new XYZ(mesh.VertexPositions[(int)i.A].X, mesh.VertexPositions[(int)i.A].Y,
mesh.VertexPositions[(int)i.A].Z));
corners.Add(mesh.VertexPositions[(int)i.B]);
XYZcorners.Add(new XYZ(mesh.VertexPositions[(int)i.B].X, mesh.VertexPositions[(int)i.B].Y,
mesh.VertexPositions[(int)i.B].Z));
corners.Add(mesh.VertexPositions[(int)i.C]);
XYZcorners.Add(new XYZ(mesh.VertexPositions[(int)i.C].X, mesh.VertexPositions[(int)i.C].Y,
mesh.VertexPositions[(int)i.C].Z));
if (i.Count > 3)
{
corners.Add(mesh.VertexPositions[(int)i.D]);
XYZcorners.Add(new XYZ(mesh.VertexPositions[(int)i.D].X, mesh.VertexPositions[(int)i.D].Y,
mesh.VertexPositions[(int)i.D].Z));
}
}
try
{
builder.AddFace(new TessellatedFace(XYZcorners,
ElementId.InvalidElementId));
++nFaces;
}
catch (Autodesk.Revit.Exceptions.ArgumentException ex)
{
// Remember something went wrong here.
++nFacesFailed;
Debug.Print(
"Revit API argument exception {0}\r\n"
+ "Failed to add face with {1} corners: {2}",
ex.Message, corners.Count,
string.Join(", ",
XYZcorners.Select <XYZ, string>(
p => Util.PointString(p))));
}
//}
builder.CloseConnectedFaceSet();
// Refer to StlImport sample for more clever
// handling of target and fallback and the
// possible combinations.
TessellatedShapeBuilderResult r
= builder.Build(
TessellatedShapeBuilderTarget.Mesh,
TessellatedShapeBuilderFallback.Salvage,
graphicsStyleId);
ConversionLog myLog = new ConversionLog("c:\\conversionLogFileName.txt");
DataConversionMonitorScope myLoggingScope = new DataConversionMonitorScope(myLog);
TessellatedShapeBuilderOutcome testOutcome = r.Outcome;
IList <GeometryObject> test = r.GetGeometricalObjects();
try
{
TransactionManager.Instance.EnsureInTransaction(DocumentManager.Instance.CurrentDBDocument);
DirectShape ds = DirectShape.CreateElement(
doc, _categoryId, appGuid, shapeName);
ds.SetShape(r.GetGeometricalObjects());
ds.Name = shapeName;
Debug.Print(
"Shape '{0}': added {1} face{2}, {3} face{4} failed.",
shapeName, nFaces, Util.PluralSuffix(nFaces),
nFacesFailed, Util.PluralSuffix(nFacesFailed));
TransactionManager.Instance.TransactionTaskDone();
return(ds);
}
catch (Exception ex)
{
Debug.Print(
"Problem with adding DirectShape: " + ex.Message.ToString());
return(null);
}
}
public MeshBinder(Autodesk.DesignScript.Geometry.Mesh mesh, Color color)
{
StartingPositions = mesh.VertexPositions.ToTriples().ToArray();
Color = color;
faces = mesh.FaceIndices;
}