public static Rhino.Commands.Result UnrollSurface2(Rhino.RhinoDoc doc)
{
const ObjectType filter = Rhino.DocObjects.ObjectType.Brep | Rhino.DocObjects.ObjectType.Surface;
Rhino.DocObjects.ObjRef objref;
Result rc = Rhino.Input.RhinoGet.GetOneObject("Select surface or brep to unroll", false, filter, out objref);
if (rc != Rhino.Commands.Result.Success)
{
return(rc);
}
Rhino.Geometry.Unroller unroll = null;
Rhino.Geometry.Brep brep = objref.Brep();
Rhino.Geometry.Mesh mesh = null;
if (brep != null)
{
unroll = new Rhino.Geometry.Unroller(brep);
mesh = brep.Faces[0].GetMesh(Rhino.Geometry.MeshType.Render);
}
else
{
Rhino.Geometry.Surface srf = objref.Surface();
if (srf != null)
{
unroll = new Rhino.Geometry.Unroller(srf);
}
}
if (unroll == null || mesh == null)
{
return(Rhino.Commands.Result.Cancel);
}
unroll.AddFollowingGeometry(mesh.Vertices.ToPoint3dArray());
unroll.ExplodeOutput = false;
Rhino.Geometry.Curve[] curves;
Rhino.Geometry.Point3d[] points;
Rhino.Geometry.TextDot[] dots;
unroll.PerformUnroll(out curves, out points, out dots);
// change the mesh vertices to the flattened form and add it to the document
if (points.Length == mesh.Vertices.Count)
{
for (int i = 0; i < points.Length; i++)
{
mesh.Vertices.SetVertex(i, points[i]);
}
mesh.Normals.ComputeNormals();
}
doc.Objects.AddMesh(mesh, objref.Object().Attributes);
doc.Views.Redraw();
return(Rhino.Commands.Result.Success);
}
protected override Result RunCommand(RhinoDoc doc, RunMode mode)
{
Rhino.Input.Custom.GetObject go = new Rhino.Input.Custom.GetObject();
go.SetCommandPrompt("Select surface or polysurface to smash");
go.GeometryFilter = Rhino.DocObjects.ObjectType.Surface | Rhino.DocObjects.ObjectType.PolysrfFilter;
go.Get();
if (go.CommandResult() != Rhino.Commands.Result.Success)
{
return(go.CommandResult());
}
Rhino.Geometry.Brep brep = go.Object(0).Brep();
if (null == brep)
{
return(Rhino.Commands.Result.Failure);
}
Rhino.Geometry.Unroller unroller = new Rhino.Geometry.Unroller(brep);
unroller.AbsoluteTolerance = doc.ModelAbsoluteTolerance;
unroller.RelativeTolerance = 1.0; // big relative tolerance for smash
unroller.ExplodeSpacing = 2.0;
unroller.ExplodeOutput = true;
Rhino.Geometry.Curve[] unrolledCurves = null;
Rhino.Geometry.Point3d[] unrolledPoints = null;
Rhino.Geometry.TextDot[] unrolledDots = null;
Rhino.Geometry.Brep[] output = unroller.PerformUnroll(out unrolledCurves, out unrolledPoints, out unrolledDots);
if (null != output)
{
for (int i = 0; i < output.Length; i++)
{
doc.Objects.Add(output[i]);
}
}
doc.Views.Redraw();
return(Rhino.Commands.Result.Success);
}
protected override Result RunCommand(RhinoDoc doc, RunMode mode)
{
// TODO: complete command.
var filter = Rhino.DocObjects.ObjectType.Brep | Rhino.DocObjects.ObjectType.Surface;
Rhino.DocObjects.ObjRef objref;
Result rc = Rhino.Input.RhinoGet.GetOneObject("Select surface or brep to unroll", false, filter, out objref);
if (rc != Rhino.Commands.Result.Success)
{
return(rc);
}
Rhino.Geometry.Unroller unroll = null;
Rhino.Geometry.Brep brep = objref.Brep();
if (brep != null)
{
unroll = new Rhino.Geometry.Unroller(brep);
}
else
{
Rhino.Geometry.Surface srf = objref.Surface();
if (srf != null)
{
unroll = new Rhino.Geometry.Unroller(srf);
}
}
if (unroll == null)
{
return(Rhino.Commands.Result.Cancel);
}
unroll.AbsoluteTolerance = 0.01;
unroll.RelativeTolerance = 0.01;
Rhino.Input.Custom.GetObject go = new Rhino.Input.Custom.GetObject();
go.SetCommandPrompt("Select points, curves, and dots to unroll with surface");
go.GeometryFilter = Rhino.DocObjects.ObjectType.Point | Rhino.DocObjects.ObjectType.Curve | Rhino.DocObjects.ObjectType.TextDot;
go.AcceptNothing(true);
go.GetMultiple(0, 0);
if (go.CommandResult() != Rhino.Commands.Result.Success)
{
return(go.CommandResult());
}
for (int i = 0; i < go.ObjectCount; i++)
{
objref = go.Object(i);
Rhino.Geometry.GeometryBase g = objref.Geometry();
Rhino.Geometry.Point pt = g as Rhino.Geometry.Point;
Rhino.Geometry.Curve crv = g as Rhino.Geometry.Curve;
Rhino.Geometry.TextDot dot = g as Rhino.Geometry.TextDot;
if (pt != null)
{
unroll.AddFollowingGeometry(pt.Location);
}
else if (crv != null)
{
unroll.AddFollowingGeometry(crv);
}
else if (dot != null)
{
unroll.AddFollowingGeometry(dot);
}
}
unroll.ExplodeOutput = false;
Rhino.Geometry.Curve[] curves;
Rhino.Geometry.Point3d[] points;
Rhino.Geometry.TextDot[] dots;
Rhino.Geometry.Brep[] breps = unroll.PerformUnroll(out curves, out points, out dots);
if (breps == null || breps.Length < 1)
{
return(Rhino.Commands.Result.Failure);
}
for (int i = 0; i < breps.Length; i++)
{
doc.Objects.AddBrep(breps[i]);
}
for (int i = 0; i < curves.Length; i++)
{
doc.Objects.AddCurve(curves[i]);
}
doc.Objects.AddPoints(points);
for (int i = 0; i < dots.Length; i++)
{
doc.Objects.AddTextDot(dots[i]);
}
doc.Views.Redraw();
return(Rhino.Commands.Result.Success);
}