protected override Result RunCommand(RhinoDoc doc, RunMode mode)
{
//1. Get Nesting Settings
GetNestingSettings();
//2. Get Sheets
List <Polyline> sheets = GetSheets();
if (sheets == null)
{
return(Result.Failure);
}
if (sheets.Count == 0)
{
return(Result.Failure);
}
//3.1 Get Objects to Nest
Tuple <Brep[], Dictionary <int, List <Guid> > > data = GetObjectsToNest();
//3.2 Get planar brep outlines for nesting
Polyline[][] outlines = new Polyline[this.n][];
for (int i = 0; i < data.Item1.Length; i++)
{
outlines[i] = OpenNestUtil.BrepLoops(data.Item1[i]);
}
//4. Nest
System.Threading.Tasks.Task.Run(() => {
Nest(sheets, outlines, ref data);
});
Rhino.RhinoApp.WriteLine("OpenNest: Nesting... Keep working while the nesting finishes.");
return(Rhino.Commands.Result.Success);
}
private void Nest(List <Polyline> sheets, Polyline[][] outlines, ref Tuple <Brep[], Dictionary <int, List <Guid> > > data)
{
this.scalesInv = new Transform[0];
this.scales = new Transform[0];
this.orient = new Transform[0];
this.sheetsRhino = new Polyline[0];
this.id = new int[0];
this.transforms = new Transform[0];
//Scale
Transform scale = Transform.Scale(Point3d.Origin, 1 / tolerance);
Transform scaleInv = Transform.Scale(Point3d.Origin, tolerance);
for (int i = 0; i < sheets.Count; i++)
{
//sheets[i] = new Rectangle3d(sheets[i].Plane, sheets[i].Width * 1 / tolerance, sheets[i].Height * 1 / tolerance);
Polyline polyline = new Polyline(sheets[i]);
polyline.Transform(Transform.Scale(Point3d.Origin, 1 / tolerance));
sheets[i] = polyline;
}
//Scale polylines and holes by tolerance
scalesInv = new Transform[n];
scales = new Transform[n];
for (int i = 0; i < n; i++)
{
for (int j = 0; j < outlines[i].Length; j++)
{
outlines[i][j].Transform(scale);
}
scalesInv[i] = scaleInv;
scales[i] = scale;
}
//Translation
orient = new Transform[n];
for (int i = 0; i < n; i++)
{
int last = (outlines[i].Length - 1) % outlines[i].Length;
Tuple <Polyline, Transform> projectedPolyline = OpenNestUtil.FitPolylineToPlane(new Polyline(outlines[i][last]));
//Rhino.RhinoDoc.ActiveDoc.Objects.AddPolyline(projectedPolyline.Item1);
for (int j = 0; j < outlines[i].Length; j++)
{
outlines[i][j].Transform(projectedPolyline.Item2);
}
//foreach (var pp in outlines[i][0])
// Rhino.RhinoDoc.ActiveDoc.Objects.AddPoint(pp);
orient[i] = projectedPolyline.Item2;
}
////////////Run Solver////////////
//OpenNestSolver sample = new OpenNestSolver();
//sample.Context.LoadSampleData(sheets, outlines);
//var output = sample.Run(spacing, iterations, placementType, rotations);
//Context = new NestingContext(this.seed);
Context = new NestingContext();
Context.LoadSampleData(sheets, outlines);
//Rhino.RhinoApp.WriteLine("outlines " + polyline[0].Count.ToString());
Background.UseParallel = true;
SvgNest.Config.placementType = (PlacementTypeEnum)(placementType % 3);
//Rhino.RhinoApp.WriteLine(((PlacementTypeEnum)(placementType % 3)).ToString());
SvgNest.Config.spacing = this.spacing;
SvgNest.Config.rotations = this.rotations;
SvgNest.Config.seed = this.seed;
SvgNest.Config.clipperScale = 1e7;
SvgNest.Config.simplify = (placementType == 4);
SvgNest.Config.exploreConcave = (placementType == 5);
SvgNest.Config.mergeLines = false;
//SvgNest.Config.useHoles = false;
Context.StartNest();
if (iterations > 0)
{
for (int i = 0; i < iterations; i++)
{
Context.NestIterate();
}
}
if (Context.SheetsNotUsed != -1)
{
int sheetCount = Context.Sheets.Count - Context.SheetsNotUsed;
this.sheetsRhino = new Polyline[sheetCount];
for (int i = 0; i < sheetCount; i++)
{
//Rhino.RhinoApp.WriteLine(Context.Sheets[i].id.ToString());
Polyline sheetPoly = Context.Sheets[i].ToPolyline();
sheetPoly.Transform(Transform.Translation(new Vector3d(this.x * i, 0, 0)));
this.sheetsRhino[i] = sheetPoly;
}
}
else
{
this.sheetsRhino = Context.Sheets.ToPolylines();
}
this.id = Context.Polygons.ToIDArray();
//Context.Polygons[i].sheet.Id;
Transform[] polygonsTransforms = Context.Polygons.GetTransforms();
this.transforms = new Transform[scalesInv.Length];
List <int> polygonIDinSheet = new List <int>();
for (int i = 0; i < scalesInv.Length; i++)
{
if (Context.Polygons[i].fitted)
{
this.transforms[i] = scalesInv[i] * Transform.Translation(new Vector3d(this.x * Context.Polygons[i].sheet.id, 0, 0)) * polygonsTransforms[i] * orient[i] * scales[i];
polygonIDinSheet.Add(Context.Polygons[i].sheet.id);
}
else
{
this.transforms[i] = Transform.Translation(new Vector3d(0, 0, 0));
//this.transforms[i] = scalesInv[i] * polygonsTransforms[i] * orient[i] * scales[i];
polygonIDinSheet.Add(-1);
}
}
//Rhino.RhinoApp.WriteLine("OpenNest: " + n.ToString() + " " + data.Item2.ToString());
for (int i = 0; i < n; i++)
{
var goo = data.Item1[i].DuplicateBrep(); //if not duplicated grasshopper will change original ones
goo.Transform(transforms[i]);
data.Item1[i] = goo;
//Rhino.RhinoDoc.ActiveDoc.Objects.AddBrep(goo);
foreach (Guid guid in data.Item2[i])
{
Rhino.RhinoDoc.ActiveDoc.Objects.Transform(guid, transforms[i], false);//bake objects
}
}
for (int i = 0; i < sheetsRhino.Length; i++)
{
sheetsRhino[i].Transform(Transform.Scale(Point3d.Origin, tolerance));
}
//Rhino.RhinoApp.WriteLine("Hi");
}
