/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
// 1. Declare placeholder variables and assign initial invalid data.
// This way, if the input parameters fail to supply valid data, we know when to abort.
HM.hMember member = null;
// 2. Retrieve input data.
if (!DA.GetData(0, ref member))
{
return;
}
var webNormal = member.WebNormal;
DA.SetData(0, HMGHUtil.TripleToVector(webNormal));
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
// Get member from input
HM.hMember member = null;
if (!DA.GetData(0, ref member))
{
return;
}
// Get member properties as Rhino Geometry
var webAxisLine = HMGHUtil.HMLineToGHLine(member.WebAxis);
var webAxisDirection = HMGHUtil.TripleToVector(member.WebAxis.Direction.Normalized());
var webNormal = HMGHUtil.TripleToVector(member.WebNormal.Normalized());
var flangeNormal = HMGHUtil.TripleToVector(member.WebNormal.Cross(member.WebAxis.Direction).Normalized());
// Get operations as curves
var opCurves = new List <Curve>();
foreach (HM.hOperation op in member.Operations)
{
// Get centerpoints
var centerTriples = member.GetOperationPunchCenterPoint(op);
var centerPoints = new List <Point3d>();
foreach (HM.Triple t in centerTriples)
{
centerPoints.Add(HMGHUtil.TripleToPoint(t));
}
switch (op._type)
{
case HM.Operation.BOLT:
opCurves.Add(new Circle(new Plane(centerPoints[0], webNormal), 0.25).ToNurbsCurve());
break;
case HM.Operation.SERVICE_HOLE:
opCurves.Add(new Circle(new Plane(centerPoints[0], webNormal), 0.5).ToNurbsCurve());
break;
case HM.Operation.WEB:
foreach (Point3d p in centerPoints)
{
opCurves.Add(new Circle(new Plane(p, webNormal), 0.0625).ToNurbsCurve());
}
break;
case HM.Operation.DIMPLE:
foreach (Point3d p in centerPoints)
{
opCurves.Add(new Circle(new Plane(p, flangeNormal), 0.0625).ToNurbsCurve());
}
break;
case HM.Operation.NOTCH:
opCurves.Add(new Rectangle3d(new Plane(centerPoints[0], flangeNormal, webAxisDirection), new Interval(-1.75, 1.75), new Interval(-1.75 / 2, 1.75 / 2)).ToNurbsCurve());
break;
case HM.Operation.END_TRUSS:
var midPoint = member.WebAxis.PointAtParameter(0.5);
var endPoint = member.WebAxis.PointAtParameter(member.WebAxis.ParameterAtPoint(centerTriples[0]));
var endTrussDirection = HMGHUtil.TripleToVector(HM.Triple.ByTwoPoints(endPoint, midPoint).Normalized());
foreach (Point3d p in centerPoints)
{
var p1 = Point3d.Add(p, Vector3d.Multiply(0.25, webNormal));
var p2 = Point3d.Add(p, Vector3d.Multiply(0.75, webNormal));
var p3 = Point3d.Add(p2, Vector3d.Multiply(0.5, endTrussDirection));
opCurves.Add(new Polyline(new List <Point3d> {
p1, p2, p3, p1
}).ToNurbsCurve());
var p4 = Point3d.Add(p, Vector3d.Multiply(-0.25, webNormal));
var p5 = Point3d.Add(p, Vector3d.Multiply(-0.75, webNormal));
var p6 = Point3d.Add(p5, Vector3d.Multiply(0.5, endTrussDirection));
opCurves.Add(new Polyline(new List <Point3d> {
p4, p5, p6, p4
}).ToNurbsCurve());
}
break;
case HM.Operation.LIP_CUT:
foreach (Point3d p in centerPoints)
{
opCurves.Add(new Rectangle3d(new Plane(p, flangeNormal, webAxisDirection), new Interval(-0.25, 0.25), new Interval(-1.75 / 2, 1.75 / 2)).ToNurbsCurve());
}
break;
case HM.Operation.SWAGE:
var left = Vector3d.Multiply(1.25, flangeNormal);
var right = Vector3d.Multiply(-1.25, flangeNormal);
var up = Vector3d.Multiply(0.875, webAxisDirection);
var down = Vector3d.Multiply(-0.875, webAxisDirection);
var pt1 = Point3d.Add(Point3d.Add(centerPoints[0], left), up);
var pt2 = Point3d.Add(Point3d.Add(centerPoints[0], left), down);
var pt3 = Point3d.Add(Point3d.Add(centerPoints[0], right), up);
var pt4 = Point3d.Add(Point3d.Add(centerPoints[0], right), down);
opCurves.Add(new Line(pt1, pt2).ToNurbsCurve());
opCurves.Add(new Line(pt3, pt4).ToNurbsCurve());
break;
}
}
DA.SetDataList(0, opCurves);
}