/// <inheritdoc />
protected override void SolveInstance(IGH_DataAccess DA)
{
GH_ObjectWrapper goo = null;
if (!DA.GetData(0, ref goo))
{
return;
}
IFeature feat = null;
switch (goo.Value)
{
case Mesh m:
feat = new MeshFeature(m);
break;
case Curve c:
feat = new CurveFeature(c);
break;
case Point3d p:
feat = new PointFeature(p);
break;
default:
throw new ArgumentException();
}
DA.SetData(0, new GH_ObjectWrapper(feat));
}
public bool IsFirstMeshFeature(MeshFeature mf)
{
var fi = detail.features.FindIndex(f => f is MeshFeature);
var mi = detail.features.IndexOf(mf);
return(fi == mi);
}
/// <summary>
///
/// </summary>
/// <typeparam name="TV"></typeparam>
/// <typeparam name="TE"></typeparam>
/// <typeparam name="TF"></typeparam>
/// <param name="mesh"></param>
/// <param name="target"></param>
/// <param name="features"></param>
/// <param name="tolerance"></param>
/// <returns></returns>
public static LoopGrower Create <TV, TE, TF>(HeMeshBase <TV, TE, TF> mesh, MeshFeature target, IEnumerable <IFeature> features, double tolerance = 1.0e-4)
where TV : HeVertex <TV, TE, TF>, IVertex3d
where TE : Halfedge <TV, TE, TF>
where TF : HeFace <TV, TE, TF>
{
var copy = HeMeshSim.Factory.CreateCopy(mesh, (v0, v1) => v0.Position = v1.Position, delegate { }, delegate { });
return(new LoopGrower(copy, target, features, tolerance));
}
/// <summary>
///
/// </summary>
/// <param name="mesh"></param>
/// <param name="target"></param>
/// <param name="features"></param>
/// <param name="tolerance"></param>
public LoopGrower(HeMeshSim mesh, MeshFeature target, IEnumerable <IFeature> features, double tolerance = 1.0e-4)
{
mesh.Compact();
_mesh = mesh;
_verts = _mesh.Vertices;
_hedges = _mesh.Halfedges;
_settings = new LoopGrowerSettings();
_stepCount = 0;
Target = target;
InitFeatures(features, tolerance);
// start on features
ProjectToFeatures();
}
