private static IBody2[] RoundTrip(IBody2 cutBody)
{
var faces = cutBody.GetFaces().CastArray <IFace2>();
var sheets = faces.Select(face => BSplineFace.Create(face).ToSheetBody()).ToArray();
//foreach (var sheet in sheets)
//{
// yielder(sheet.DisplayUndoable(modelDoc));
//}
var error = (int)swSheetSewingError_e.swSewingOk;
var body = Modeler
.CreateBodiesFromSheets2(sheets, (int)swSheetSewingOption_e.swSewToSolid, 1e-5, ref error)
.CastArray <IBody2>();
return(body);
}
private static bool IsOpenGeometry(IBody2 body)
{
object[] faces = body.GetFaces() as object[];
if (faces != null)
{
foreach (IFace2 face in faces)
{
FaceShellType_e shellType = (FaceShellType_e)face.GetShellType();
if (shellType == FaceShellType_e.Open)
{
return(true);
}
}
}
return(false);
}
private IFace2 FindLargestPlanarFace(IBody2 body)
{
var faces = body.GetFaces() as object[];
if (faces == null)
{
throw new NullReferenceException("Body doesn't contain faces");
}
var face = faces.Cast <IFace2>()
.Where(f => f.IGetSurface().IsPlane())
.OrderBy(f => f.GetArea()).LastOrDefault();
if (face == null)
{
throw new NullReferenceException("There are no planar faces in this body");
}
return(face);
}
public static bool GetDistance(this IBody2 body0, IBody2 body1, out double[] p0, out double [] p1)
{
var faces0 = body0.GetFaces().CastArray <IFace2>();
var faces1 = body1.GetFaces().CastArray <IFace2>();
var distances = GetDistances(faces0, faces1);
p0 = null;
p1 = null;
var shortest = distances.MinBy(t => MathPointExtensions.Distance(t.Item1, t.Item2));
if (shortest.Count == 0)
{
return(false);
}
p0 = shortest[0].Item1;
p1 = shortest[0].Item2;
return(true);
}
private static IBody2[] RoundTrip(IBody2 cutBody)
{
var faces = cutBody.GetFaces().CastArray<IFace2>();
var sheets = faces
.Select(face => BSplineFace.Create(face).ToSheetBody())
.AssertAllSome()
.ToArray();
//foreach (var sheet in sheets)
//{
// yielder(sheet.DisplayUndoable(modelDoc));
//}
var error = (int) swSheetSewingError_e.swSewingOk;
var body = Modeler
.CreateBodiesFromSheets2(sheets, (int) swSheetSewingOption_e.swSewToSolid, 1e-5, ref error)
.CastArray<IBody2>();
return body;
}
private static BodyTessellation GetBodyMesh(IBody2 body, IPartDoc partDoc, ITessellation tessellation, long?overrideColor)
{
var bodyTessellation = new BodyTessellation();
if (overrideColor.HasValue)
{
bodyTessellation.FaceColors.Add(overrideColor.Value);
}
else
{
double[] bodyColorArray = null;
var features = (object[])body.GetFeatures();
if (features != null)
{
foreach (IFeature feature in features.Reverse())
{
bodyColorArray =
(double[])feature.GetMaterialPropertyValues2(
(int)swInConfigurationOpts_e.swThisConfiguration, null);
if (bodyColorArray[0] == -1
) // All -1s are returned by features that don't assign color.
{
bodyColorArray = null;
}
if (bodyColorArray != null)
{
break;
}
}
}
if (bodyColorArray == null)
{
bodyColorArray = (double[])body.MaterialPropertyValues2;
}
if (bodyColorArray == null)
{
bodyColorArray = (double[])partDoc.MaterialPropertyValues;
}
var bodyColor = ColorArrayToColor(bodyColorArray);
bodyTessellation.FaceColors.Add(bodyColor);
}
var coloredFaces = new Dictionary <IFace2, long>();
var faceCount = 0;
foreach (IFace2 face in (object[])body.GetFaces())
{
faceCount++;
var colorArray = (double[])face.MaterialPropertyValues;
if (colorArray != null)
{
coloredFaces[face] = ColorArrayToColor(colorArray);
}
}
if (coloredFaces.Count < faceCount)
{
for (var i = 0; i < tessellation.GetVertexCount(); i++)
{
bodyTessellation.VertexPositions.Add((double[])tessellation.GetVertexPoint(i));
bodyTessellation.VertexNormals.Add((double[])tessellation.GetVertexNormal(i));
}
foreach (IFace2 face in (object[])body.GetFaces())
{
if (coloredFaces.ContainsKey(face))
{
continue;
}
foreach (var facet in (int[])tessellation.GetFaceFacets(face))
{
var vertexIndices = new List <int>();
foreach (var fin in (int[])tessellation.GetFacetFins(facet))
{
vertexIndices.Add(((int[])tessellation.GetFinVertices(fin))[0]);
}
bodyTessellation.Faces.Add(new FaceStruct {
Color = 0,
Vertex1 = vertexIndices[0],
Vertex2 = vertexIndices[1],
Vertex3 = vertexIndices[2],
});
}
}
}
foreach (var pair in coloredFaces)
{
var colorIndex = bodyTessellation.FaceColors.IndexOf(pair.Value);
if (colorIndex == -1)
{
bodyTessellation.FaceColors.Add(pair.Value);
colorIndex = bodyTessellation.FaceColors.Count - 1;
}
foreach (var facet in (int[])tessellation.GetFaceFacets(pair.Key))
{
var vertexIndices = new List <int>();
foreach (var fin in (int[])tessellation.GetFacetFins(facet))
{
vertexIndices.Add(((int[])tessellation.GetFinVertices(fin))[0]);
}
bodyTessellation.Faces.Add(
new FaceStruct {
Color = colorIndex,
Vertex1 = bodyTessellation.VertexPositions.Count,
Vertex2 = bodyTessellation.VertexPositions.Count + 1,
Vertex3 = bodyTessellation.VertexPositions.Count + 2
});
bodyTessellation.VertexPositions.Add(
(double[])tessellation.GetVertexPoint(vertexIndices[0]));
bodyTessellation.VertexPositions.Add(
(double[])tessellation.GetVertexPoint(vertexIndices[1]));
bodyTessellation.VertexPositions.Add(
(double[])tessellation.GetVertexPoint(vertexIndices[2]));
bodyTessellation.VertexNormals.Add(
(double[])tessellation.GetVertexNormal(vertexIndices[0]));
bodyTessellation.VertexNormals.Add(
(double[])tessellation.GetVertexNormal(vertexIndices[1]));
bodyTessellation.VertexNormals.Add(
(double[])tessellation.GetVertexNormal(vertexIndices[2]));
}
}
return(bodyTessellation);
}