private static CurveLoop GetFaceBoundary(Face face, EdgeArray faceBoundary, XYZ baseLoopOffset,
bool polygonalOnly, out FaceBoundaryType faceBoundaryType)
{
faceBoundaryType = FaceBoundaryType.Polygonal;
CurveLoop currLoop = new CurveLoop();
foreach (Edge faceBoundaryEdge in faceBoundary)
{
Curve edgeCurve = faceBoundaryEdge.AsCurveFollowingFace(face);
Curve offsetCurve = (baseLoopOffset != null) ? MoveCurve(edgeCurve, baseLoopOffset) : edgeCurve;
if (!(offsetCurve is Line))
{
if (polygonalOnly)
{
IList <XYZ> tessPts = offsetCurve.Tessellate();
int numTessPts = tessPts.Count;
for (int ii = 0; ii < numTessPts - 1; ii++)
{
Line line = Line.get_Bound(tessPts[ii], tessPts[ii + 1]);
currLoop.Append(line);
}
}
else
{
currLoop.Append(offsetCurve);
}
if (offsetCurve is Arc)
{
faceBoundaryType = FaceBoundaryType.LinesAndArcs;
}
else
{
faceBoundaryType = FaceBoundaryType.Complex;
}
}
else
{
currLoop.Append(offsetCurve);
}
}
return(currLoop);
}
private static CurveLoop GetOuterFaceBoundary(Face face, XYZ baseLoopOffset, bool polygonalOnly, out FaceBoundaryType faceBoundaryType)
{
faceBoundaryType = FaceBoundaryType.Polygonal;
EdgeArrayArray faceBoundaries = face.EdgeLoops;
foreach (EdgeArray faceOuterBoundary in faceBoundaries)
return GetFaceBoundary(face, faceOuterBoundary, baseLoopOffset, polygonalOnly, out faceBoundaryType);
return null;
}
private static CurveLoop GetFaceBoundary(Face face, EdgeArray faceBoundary, XYZ baseLoopOffset,
bool polygonalOnly, out FaceBoundaryType faceBoundaryType)
{
faceBoundaryType = FaceBoundaryType.Polygonal;
CurveLoop currLoop = new CurveLoop();
foreach (Edge faceBoundaryEdge in faceBoundary)
{
Curve edgeCurve = faceBoundaryEdge.AsCurveFollowingFace(face);
Curve offsetCurve = (baseLoopOffset != null) ? MoveCurve(edgeCurve, baseLoopOffset) : edgeCurve;
if (!(offsetCurve is Line))
{
if (polygonalOnly)
{
IList<XYZ> tessPts = offsetCurve.Tessellate();
int numTessPts = tessPts.Count;
for (int ii = 0; ii < numTessPts - 1; ii++)
{
Line line = Line.get_Bound(tessPts[ii], tessPts[ii + 1]);
currLoop.Append(line);
}
}
else
{
currLoop.Append(offsetCurve);
}
if (offsetCurve is Arc)
faceBoundaryType = FaceBoundaryType.LinesAndArcs;
else
faceBoundaryType = FaceBoundaryType.Complex;
}
else
currLoop.Append(offsetCurve);
}
return currLoop;
}
private static CurveLoop GetOuterFaceBoundary(Face face, XYZ baseLoopOffset, bool polygonalOnly, out FaceBoundaryType faceBoundaryType)
{
faceBoundaryType = FaceBoundaryType.Polygonal;
EdgeArrayArray faceBoundaries = face.EdgeLoops;
foreach (EdgeArray faceOuterBoundary in faceBoundaries)
{
return(GetFaceBoundary(face, faceOuterBoundary, baseLoopOffset, polygonalOnly, out faceBoundaryType));
}
return(null);
}
