public override bool Run(FeatureContext context)
{
context.RenderView.SetDisplayMode((int)(EnumDisplayStyle.DS_ShadeEdge | EnumDisplayStyle.DS_Vertex));
// construct a wire;
TopoShape TS = GlobalInstance.BrepTools.MakeEllipse(Vector3.ZERO, 100D, 50D, Vector3.UNIT_Z);
context.ShowGeometry(TS);
TopoShape line = GlobalInstance.BrepTools.MakeLine(new Vector3(0, -200, 0), new Vector3(200, 200, 0));
context.ShowGeometry(line);
IntersectionLineCurve intersector = new IntersectionLineCurve();
TopoExplor tp = new TopoExplor();
TopoShapeGroup tg = tp.ExplorEdges(TS);
intersector.SetCurve(tg.GetAt(0));
if (intersector.Perform(line))
{
int nCount = intersector.GetPointCount();
List <Vector3> LV = new List <Vector3>();
for (int ii = 0; ii < nCount; ++ii)
{
Vector3 pt = intersector.GetPoint(ii + 1);
LV.Add(pt);
context.ShowGeometry(GlobalInstance.BrepTools.MakePoint(pt));
}
MessageBox.Show(String.Format("{0}", nCount));
}
return(true);
}
private void curveIntersectionToolStripMenuItem_Click(object sender, EventArgs e)
{
TopoShape ellipseArc = GlobalInstance.BrepTools.MakeEllipseArc(Vector3.ZERO, 100, 50, 0, 90, Vector3.UNIT_Z);
TopoShape circle = GlobalInstance.BrepTools.MakeCircle(Vector3.ZERO, 60, Vector3.UNIT_Z);
IntersectionLineCurve intersector = new IntersectionLineCurve();
intersector.SetCurve(ellipseArc);
if (intersector.Perform(circle))
{
PointStyle ps = new PointStyle();
ps.SetMarker("plus");
ps.SetPointSize(10);
int nCount = intersector.GetPointCount();
for (int ii = 1; ii <= nCount; ++ii)
{
if (intersector.GetSquareDistance(ii) < 0.001)
{
Vector3 pt = intersector.GetPoint(ii);
PointNode pn = new PointNode();
pn.SetPoint(pt);
pn.SetPointStyle(ps);
renderView.ShowSceneNode(pn);
}
}
}
renderView.ShowGeometry(ellipseArc, ++shapeId);
renderView.ShowGeometry(circle, ++shapeId);
renderView.RequestDraw();
}
