protected override void DoWork(System.ComponentModel.BackgroundWorker worker, System.ComponentModel.DoWorkEventArgs doWorkEventArgs)
{
// body -------------------------
if (!UpdateProgressAndCheckCancelled(1, totalSteps, "Body drawing", worker, doWorkEventArgs))
{
return;
}
Surface s1 = DrawBody();
whiteEntList.Add(s1);
// body closure
Arc a5 = new Arc(80, 0, 0, 110, Math.PI, 1.11 * Math.PI);
Surface s7 = a5.RevolveAsSurface(Math.PI, Math.PI, Vector3D.AxisX, Point3D.Origin)[0];
whiteEntList.Add(s7);
// fillet
Surface[] f1;
Surface.Fillet(s1, s7, 5, filletTol, true, true, true, true, true, false, out f1);
whiteEntList.AddRange(f1);
// handle ------------------------
if (!UpdateProgressAndCheckCancelled(2, totalSteps, "Handle drawing", worker, doWorkEventArgs))
{
return;
}
double len1 = 150;
double ang1 = -Math.PI / 2.8;
// back
Arc a1 = new Arc(Plane.YZ, new Point2D(22, 0), 50, 4 * Math.PI / 5, Math.PI);
Surface s2 = a1.ExtrudeAsSurface(len1, 0, 0)[0];
s2.Rotate(ang1, Vector3D.AxisZ);
whiteEntList.Add(s2);
// front
Arc a2 = new Arc(Plane.YZ, new Point2D(-30, 0), 30, 0, Math.PI / 5);
Arc a3 = new Arc(Plane.YZ, new Point2D(-15, -40), 60, 9 * Math.PI / 20, 12 * Math.PI / 20);
Arc a4;
Curve.Fillet(a2, a3, 10, false, false, true, true, out a4);
CompositeCurve cc1 = new CompositeCurve(a2, a4, a3);
Surface s3 = cc1.ExtrudeAsSurface(len1, 0, 0)[0];
s3.Rotate(ang1, Vector3D.AxisZ);
whiteEntList.Add(s3);
// bottom
Line ln3 = new Line(0, -125, 100, -125);
s2.Regen(0.1);
Surface s6 = ln3.ExtrudeAsSurface(new Vector3D(0, 0, s2.BoxMax.Z), Utility.DegToRad(2), trimTol)[0];
whiteEntList.Add(s6);
// fillets ------------------------------
if (!UpdateProgressAndCheckCancelled(3, totalSteps, "Computing fillets", worker, doWorkEventArgs))
{
return;
}
Surface[] f2, f3, f4;
// rear fillet
Surface.Fillet(new Surface[] { s2 }, new Surface[] { s6 }, 10, filletTol, true, true, true, true, true, false, out f2);
whiteEntList.AddRange(f2);
// along handle fillet
Surface.Fillet(new Surface[] { s3 }, new Surface[] { s2, s6, f2[0] }, 5, filletTol, true, true, true, true, true, false, out f3);
whiteEntList.AddRange(f3);
// handle-body fillet
Surface.Fillet(new Surface[] { s1 }, new Surface[] { s3, s2, s6, f2[0], f3[0] }, 10, filletTol, false, false, true, true, true, false, out f4);
foreach (Surface surface in f4)
{
surface.ReverseU();
}
whiteEntList.AddRange(f4);
// nozzle ------------------------
Surface s8 = DrawNozzle(trimTol);
darkEntList.Add(s8);
// offset ------------------------
if (!UpdateProgressAndCheckCancelled(4, totalSteps, "Computing offset", worker, doWorkEventArgs))
{
return;
}
offsetEntList.AddRange(OffsetSurfaces(offsetAmount, offsetTol, whiteEntList));
offsetEntList.AddRange(OffsetSurfaces(offsetAmount, offsetTol, darkEntList));
// mirror ------------------------
if (!UpdateProgressAndCheckCancelled(5, totalSteps, "Computing mirror", worker, doWorkEventArgs))
{
return;
}
Mirror m = new Mirror(Plane.XY);
MirrorEntities(m, whiteEntList);
if (Cancelled(worker, doWorkEventArgs))
{
return;
}
MirrorEntities(m, darkEntList);
if (Cancelled(worker, doWorkEventArgs))
{
return;
}
MirrorEntities(m, offsetEntList);
if (Cancelled(worker, doWorkEventArgs))
{
return;
}
}
